Search Results — 2000 specimen records retrieved (1448 records with coordinates)
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 Please cite data retrieved from this page: Data provided by the participants of the Consortium of California Herbaria (ucjeps.berkeley.edu/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
  SEINET13352687 Image available Abutilon megapotamicum June McCaskill 1954-4-13 228 Yolo Yard at 426 D Street, Davis Comment
  SFV12411  Abutilon theophrasti D. L. Koutnik, J. Sowell 1978-10-27 578 Yolo Sacramento Valley Along dirt road 1 mile south of Putah Creek, east of County Road 106 and west of Yolo Causeway. 6 Comment
  UCD21339  Abutilon theophrasti J. Shepard 2000-7-29 333 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. Southeast to a grove of trees planted Spring 2000. 12 Comment
  SEINET947386  Acacia neriifolia Marian Mors 1959-1 s.n. Yolo University of California campus, Davis Comment
  POM136910  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
  UCD39760  Acer macrophyllum Beecher Crampton 1958-4-21 4714 Yolo Along State Hwy 16, 2.7 miles northwest of Rumsey. Shaded slopes above Cache Creek. Comment
  UCD117114  Acer negundo H. MacKenzie 1949-6-1 25 Yolo University of California Davis, campus. 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
  UCD128291  Achillea millefolium J. Buck 1996-5-9 5 Yolo City of Davis, off of Covell Boulevard. 15 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
  UCD128335  Achillea millefolium R. Randell 1996-5-4 8 Yolo davis, 1.8 miles north of Covell on Road 102, east of drainage ditch. 12 Comment
  CDA30585  Achyrachaena mollis M. Beyers 2010-5-12 437 Yolo On strip of median that separates north and southbound I-505. 43 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
  RSA695591  Achyrachaena mollis Keith E. Hoffmaster 1939-4-15 923 Yolo Davis Comment
  UCD103782  Acmispon americanus var. americanus A. S. Crafts 1926-7-8 484 Yolo University Farm Campus, Davis. Comment
  UCD21532  Acmispon americanus var. americanus J. Shepard 2000-7-29 334 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. Southeast to a grove of trees planted Spring 2000. 12 Comment
  UCD73713  Acmispon americanus var. americanus Ayzik Solomeshch 2004-5-14 s. n. Yolo Audubon Bobcat Ranch, west of the city of Winters. Southeastern corner of ranch. 83 Comment
  UCD103868  Acmispon americanus var. americanus Mr. McQuesten 1928-9-8 1430 Yolo Davis. Comment
  UCD104040  Acmispon brachycarpus Beecher Crampton 1958-4-21 4719 Yolo 6.5 miles northwest of Rumsey, NW Yolo county, along State Hwy. 16. Comment
  UCD104096  Acmispon brachycarpus M. Wiesendanger 1927-5-4 638 Yolo Putah Canyon. Comment
  UCD160087  Acmispon brachycarpus Jessica Sanchez 2015-4-12 4 Yolo Audubon Bobcat Ranch. North side of Hwy 128, west of Winters. Southeast corner of ranch, west and uphill of ranch house headquarters. 113 Comment
  UCD20808  Acmispon brachycarpus N. Nicola; C. Kremen 2001-3-16 024 Yolo Eastern foothills of inner north coast range, Capay Valley, 0.9 miles as the crow flies N. of Rumsey; Lowrey Ranch. 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
  UCD20871  Acmispon glaber N. Nicola 2001-5-8 088 Yolo Eastern foothills of inner north coast range, Capay Valley, 0.9 miles as the crow flies N. of Rumsey; Lowrey Ranch. Comment
  UCD59349  Acmispon glaber Ellen Dean; Kate Mawdsley 2007-5-11 3773 Yolo Tuleyome Ireland Ranch. In inner coast range, northwest of the City of Winters, between Salt Creek and Enos Creek, just north of Wild Cow Mountain. Northeastern section of ranch. 445 Comment
  UCD104374  Acmispon strigosus K. Esau 1925-5-1 s.n. Yolo Putah Canyon. Comment
  UCD104522  Acmispon wrangelianus Ogden C. Riddle 1942-3-30 52 Yolo Putah Creek, 4 miles west of Recreation Beach. (Note: 4 mi west is near Wragg Canyon in what used to be Putah Canyon in Napa County. Collector may have meant 4 mi east, which is also in Putah Canyon but in Yolo County. Record is georeferenced in Napa County). Comment
  UCD21533  Acmispon wrangelianus J. Shepard 2001-5-6 449 Yolo Yolo County Grasslands Park: East of Davis, from intersection of I-80 and Mace Blvd., 4 mi. south on Mace Blvd. (County Road 104), thence east 0.5 miles along County Road 36). A few yards west of Department of Defense fence, about 200 yards north of County Road 36. 12 Comment
  UCD39174  Acmispon wrangelianus Beecher Crampton 1953-5-5 1211 Yolo 1.5 miles northest Davis. Comment
  UCD56749  Acmispon wrangelianus Ellen Dean; M. Bibbo 2007-3-23 3441 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
  UCD84333  Acmispon wrangelianus Ayzik Solomeshch 2009-5-11 s.n. Yolo Yolo Bypass. Glide Ranch. 4 Comment
  CDA37115  Acroptilon repens D. B. Joley 1976-6-11 12 Yolo 0.5 mile south of Babel Slough Road on South River Road. 0 Comment
  UCD128502  Acroptilon repens Charles B. Heiser 1947-6-10 1934 Yolo near midget auto tracks, West Sacramento. Comment
  UCD128571  Acroptilon repens W. D. Norton 1931-5-1 2201 Yolo location unknown. Comment
  UCD38759  Acroptilon repens Beecher Crampton 1957-10-25 4641 Yolo West Sacramento, along the US Hwy. 40 freeway. Comment
  CDA6756  Acroptilon repens R. Perkins 1971-9-16 Yolo California Fruit Exchange, Winters. 0 Comment
  UCD59320  Adenostoma fasciculatum Ellen Dean; Kate Mawdsley 2007-5-11 3744 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
  UCD80987  Adenostoma fasciculatum Angelica Sauceda; Ellen Dean, Clare Loughran 2009-4-26 7 Yolo Audubon Bobcat Ranch, lands to the north of Hwy 128 on north side of Putah Creek, downstream of Monticello Dam. Lower reaches of Bray Canyon. West of creek. 91 Comment
  UCSB63811  Adiantum cuneatum Gankin, Roman 1962-4-11 Yolo In Botany Dept greenhouse, UC Davis Comment
  UCD58047  Adiantum jordanii Ellen Dean; K. Mawdsley 2007-4-6 3587 Yolo Tuleyome Ireland Ranch. In inner coast range, northwest of the City of Winters, between Salt Creek and Enos Creek, just north of Wild Cow Mountain. SE portion of ranch. 515 Comment
  SEINET11722725  Adiantum jordanii Unknown 1997-4-25 8 Yolo along Putah Creek just E of Hwy 128 across from Stebbin's Reserve parking area 170 Comment
  CDA1672  Aegilops triuncialis C. Justus 1958-5-28 Yolo Cabel Ranch, Winters. 0 Comment
  UCD168256  Aegilops triuncialis Timithy Blank 2017-5-12 s.n. Yolo Front yard of 25 N. Cleveland St., Woodland. [Exact location unknown. Coordinates added by label maker.] 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
  SEINET240107  Aegilops triuncialis Beecher Crampton TO 2618 Yolo CULTIVATED; UC Davis agronomy experimental area, plant introduction nursery Comment
  SBBG9308  Aesculus californica S. Wagener 1955-5-15 58 Yolo Putah Cyn, St Hwy 128, 19.6 mi W of Davis Comment
  SEINET1908055  Aesculus californica Gary Bolton 1975-1 32 Yolo Interior coast range, 2.3 miles east of Napa County line on State Highway 128 Comment
  UCD15547  Aesculus californica Lara Hawthorne 1989-6-3 17 Yolo Hwy 128 near Stebbins Reserve. 97 Comment
  UCD59372  Aesculus californica Ellen Dean; Kate Mawdsley 2007-6-8 3847 Yolo Tuleyome Ireland Ranch, Inner Coast Ranges, northwest of the city of Winters, between Salt Creek and Enos Creek, just N of Wild Cow Mtn. 627 Comment
  UCD81041  Aesculus californica Agnieszka Zalicka; with PLB 102 class 2009-4-26 2 Yolo Audubon Bobcat Ranch, lands to the north of Hwy 128 on north side of Putah Creek, downstream of Monticello Dam. On the edge of Bray Creek, near the mouth of Bray Canyon. East side of creek. 71 Comment
  UCR206348  Aesculus californica George K. Helmkamp, E. A. Helmkamp 2009-5-20 14725 Yolo Inner Coast Range, west side of Cache Creek along CA-16, 5.5 miles southeast of the Colusa County line 177 Comment
  UCD62729  Agoseris heterophylla Alan Yip; Plant Biology 102 students 2008-4-6 5 Yolo Yolo County; Audubon Bobcat Ranch, lands to the north of Hwy 128 on north side of Putah Creek downstream of Monticello Dam. Bray Canyon. 118 Comment
  UCD63072  Agoseris heterophylla Ellen Dean 2008-4-9 4781 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
  SEINET242443 Image available Agropyron desertorum Beecher Crampton 1955-5-25 T.O.s.n. Yolo UC Davis Campus, Agronomy Experimental Area Comment
  SACT000054  Agropyron repens 1925-5-25 Yolo Comment
  UCD97908  Agrostemma githago var. githago P. B. Kennedy 1918-1 s.n. Yolo Davis, University Farm. Comment
  UCD55639  Agrostis Beecher Crampton 1964-6-11 s.n. Yolo U. C. Davis Campus. Agronomy Experimental Area. Agrostis Nursery 41-42. Comment
  UCD51798  Agrostis avenacea Beecher Crampton 1960-5-9 5505 Yolo 1/4 mile south Saxon Station. Comment
  SEINET11695840  Agrostis castellana Unknown 1960-6-3 T.O. 2461 Yolo UC Davis agronomy experimental area, plant introduction nursery 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
  UCD53451  Agrostis stolonifera Beecher Crampton 1958-5-28 4836 Yolo north Davis. Comment
  UCD53492  Agrostis stolonifera Leonard 1919-6-14 X 3064 Yolo Davis. Comment
Read comments
Jul 22 2006
  UCD53501  Agrostis stolonifera Beecher Crampton 1953-8-27 1614 Yolo Davis High School lawn, Davis. 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
  SEINET5732709 Image available Ajuga reptans Terri Simon 1975-1 35 Yolo Cultivated in shaded garden at 320 K Street, Davis.; Davis Comment
  CAS-BOT-BC131977  Allium John Thomas Howell 1976-4-1 51514 Yolo Knights Landing Comment
  SEINET194961  Allium parvum A. A. Heller 1938-5-21 15104 Yolo Plain about the airfield W of Chester Comment
  UC657692  Allium serra M. Wiesendanger 1927-4-29 618 Yolo esparto Comment
  HSC39426  Allium serra Robert M. Specht, John Rehling 1976-3-25 244 Yolo 4.4mi S of Yolo County and Colusa County border on Hwy. 16 in Cache Creek Canyon Comment
  UCD82081  Allium serra Robin McMaster 1973-4-15 308 Yolo 3 mi NW from Rumsey. 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
  UCD55985  Alopecurus P. B. Kennedy 1915-4-26 s.n. Yolo Outskirts of Davis. Comment
  UCD55815  Alopecurus pratensis Beecher Crampton 1960-3-31 s.n. Yolo Agronomy Experimental Area, Davis Campus, Forage Crop Nursery. Comment
  UCD37385  Alopecurus saccatus Beecher Crampton 1960-5-9 5495 Yolo Yolo County, 1.25 miles southwest of Saxon Station, along County Road 105. Comment
  UCD37594  Alopecurus saccatus Beecher Crampton 1955-4-14 2494 Yolo Yolo County, 2 miles northwest of Dunnigan. Comment
  UCD55816  Alopecurus saccatus A. A. Beetle 1946-4-15 4376 Yolo Woodland airport. Comment
  UCD55977  Alopecurus saccatus Fleur Ng'weno 1989-5-5 DQ 31 Yolo D-Q University County Road 31, 9 miles west of Davis city center. 30 Comment
  UCR220406  Alopecurus saccatus Jean V. Shepard 2000-4-9 122 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. Field south of entrance road, east of all archery ranges 12 Comment
  UCR152265  Amaranthus Arthur M. Shapiro 2003-1-5 s.n. Yolo West Sacramento 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
  UCD20608  Amaranthus blitoides E. Dean; with M. Bibbo 2002-7-5 1155 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
  UCD97190  Amaranthus blitoides A. S. Crafts 1926-7-8 424 Yolo University Farm Campus, Davis. Comment
  RSA654912  Amaranthus californicus Beecher Crampton 1952-11-4 907 Yolo Woodlan Sewage Disposal area, 1.5 miles east of city of Woodland. Comment
  UCD97082  Amaranthus cruentus Beecher Crampton 1969-10-2 8515 Yolo Davis. Comment
  UC735739  Amaranthus deflexus Chas. Heiser 1947-7-2 1945 Yolo 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
  UCD82142  Amaranthus palmeri Jean Shepard 2009-8-8 825 Yolo Fremont Weir Wildlife Sanctuary. North of parking lot, on bank of Sacramento River. Comment
  UCD36086  Amaranthus retroflexus Beecher Crampton 1952-10-11 853 Yolo Yolo County, city of Davis, waste lot. Comment
  CAS-BOT-BC64718  Ambrosia psilostachya A. J. Babbinger 1920-10-24 s.n. Yolo Upper Capay Valley 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
  UCD38531  Ambrosia psilostachya Beecher Crampton 1955-10-13 3177 Yolo Davis. Comment
  IRVC9308  Ambrosia psilostachya var. californica B. T. Gittins 1966-8-9 1512 Yolo N side Putah Creek; just below Monticello Dam. 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
  UCD81538  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
  UCD35421  Ammi visnaga Beecher Crampton 1956-7-13 3713 Yolo Yolo bypass. Comment
  CDA16120  Ammi visnaga G. F. Hrusa 1999-7-14 15116 Yolo Sacramento Valley; Tule canal. along levee, +/- 1/2 mi N of I-5, +/- 1/4 mi N of Main St extension, Woodland. 0 Comment
  SFV1771  Amorpha californica var. napensis B. J. McCaskill, R. Gankin 1962-5-2 650 Yolo State Highway 16, 2.7 miles south of junction with State Highway 20. About 20 yards above road. Comment
Read comments
Jul 23 2013
  CAS-BOT-BC26852  Amsinckia congruens Alice Eastwood 1927-3-28 14240 Yolo Near Winters Comment
  CDA37072  Amsinckia intermedia CDFA Staff s.n. Yolo Rominger Prop., north of County Road 19, east of County Road 92C, west of County Road 94B. 0 Comment
  UC1178226  Amsinckia intermedia Peter M. Ray 1950-4-15 1701 Yolo 1 mi n Guinda (on Cal. Hwy 16, just n of bridge) Comment
  UC1178292  Amsinckia intermedia Ray and Chisaki 1952-4-13 K 105 Yolo Guinda Comment
  UCD58042  Amsinckia intermedia Ellen Dean; K. Mawdsley 2007-4-6 3581 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
  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
  UCR207830  Amsinckia intermedia George K. Helmkamp, E. A. Helmkamp 2009-3-24 14448 Yolo Inner North Coast Range, along CA-128, 6.1 miles west of Winters and beside Putah Creek 49 Comment
  CDA16696  Amsinckia intermedia G. F. Hrusa 1998-3-21 14159 Yolo North Coast Biodiversity Arena; Hwy 16 along Cache Creek at the rafting put-in nr. Lake County line. Comment
  UCD119264  Amsinckia intermedia Beecher Crampton 1977-3-14 9458 Yolo Davis. Comment
  UCD119684  Amsinckia intermedia B. A. Madson 1925-4-28 s.n. Yolo Davis. Comment
  UCD21252  Amsinckia lycopsoides J. Shepard 2000-4-13 135 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 S side. 12 Comment
  UCD119765  Amsinckia menziesii P. Thompson 1996-4-14 24 Yolo Davis; south side of town, path parallel to Valdora Road. 17 Comment
  UCD119769  Amsinckia menziesii K. Twitchell 1996-4-21 16 Yolo Davis, Road 96. Near Russell Blvd. 22 Comment
  UCD56717  Amsinckia menziesii Ellen Dean; M. Bibbo 2007-3-23 3410 Yolo Tuleyome Ireland Ranch. In inner coast range northwest of the City of Winters between Salt Creek and Enos Creek, just north of Wild Cow Mountain. SW portion of ranch. 649 Comment
  UCD119757  Amsinckia menziesii Peter M. Ray 1950-4-15 1707 Yolo North side of canyon of Cache Creek; on California Highway 16, 6 miles north of Rumsey. 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
  UCD81003  Anagallis arvensis Drew Maraglia 2009-4-15 5 Yolo Mavis Henson Field, owned by city of Woodland. East side of County Road 102, just south of County Road 25. Old rodeo parking area. 9 Comment
  UC133147  Ancistrocarphus filagineus C. F. Baker 1903-5-8 2888 Yolo Cache Creek Canyon Comment
  UC405429  Ancistrocarphus filagineus Blankinship 1893-4-15 Yolo Capay Comment
  POM57371  Ancistrocarphus filagineus C. F. Baker 1903-5-8 2888 Yolo Cache Creek cannon [Canyon] Comment
  UCD39908  Andropogon hallii Beecher Crampton 1961-10-30 s.n. Yolo UC Davis Campus, Agronomy Experimental Area, Summer Seed Production Field. Comment
  UCD19135  Anemone X hybrida Duane Gooden 1998-9-15 s.n. Yolo city of Davis, UC Davis campus, near bicycle underpass on east side of Shields Library. Comment
  SEINET5717761 Image available Anemopsis californica Shirley C. Tucker 1988-1 28886 Yolo Cultivated in courtyard of Robbins Hall (Botany Dept.) University of California, Davis.; Univ. of California, Davis Comment
  UCD149363  Anthemis cotula Collector Unknown 1925-5-11 s.n. Yolo City of Davis. 15 Comment
  UCD39103  Anthemis cotula Beecher Crampton 1964-5-11 6949 Yolo Saxon Station. Comment
  CAS-BOT-BC137752  Anthoxanthum odoratum Clarence R. Quick 1969-5-15 69 -01 Yolo Garden, Merritt Island, near junction of county roads #140 & 142, 3.5 miles south of Clarksburg. Comment
  UCD73729  Aphanes macrosepala Ayzik Solomeshch 2004-5-23 s. n. Yolo Audubon Bobcat Ranch, west of the city of Winters. Southeastern corner of ranch. 83 Comment
  UCD47827  Apiastrum angustifolium J. Pierner; S. Burgess, A. Hufton, A. Ryan, and B. Takahashi 2000-4-29 13 Yolo Yolo Co/Napa Co line; McLaughling Reserve, 1 mile (as the crow flies) N of old town Knoxville. 640 Comment
  SEINET955762  Apocynaceae June McCaskill, Roman Gankin 1961-1 634 Yolo University of California, Davis. Comment
  UCD39745  Arachis hypogaea Beecher Crampton 1972-1-1 s.n. Yolo seed lab Cal Crop Improvement. Comment
  UCD39746  Arachis hypogaea Beecher Crampton 1954-8-2 s.n. Yolo P.F. Knowles Oil Exper. Plot, UC Agronomy, Davis. Comment
  UCD59353  Arceuthobium campylopodum Ellen Dean; Kate Mawdsley 2007-5-11 3777 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
  SBBG118099  Arctostaphylos manzanita C. Bornstein, E. Collins, R. Lutsko 2004-6-18 Yolo Hwy 16, 11.4 mi S of jct w/ Hwy 20, along Cache Crk 160 Comment
Read comments
May 17 2010
  UCD51898  Arctostaphylos manzanita Marvin L. Nies 1951-2-23 2 Yolo 5 miles northwest of Rumsey. Comment
  SEINET11998353  Arctostaphylos mariposa Unknown 1988-1 80159 Yolo Blue Ridge area (ridge between Big Blue Ridge & Little Blue Ridge or between Fiske Creek & Davis Cr) 622 Comment
  UCD151015  Arctotheca calendula D. S. Park; D. Potter 2010-5-15 95 Yolo Davis greenbelt. Comment
  UCD56872  Aristida ternipes var. gentilis Beecher Crampton 1953-8-24 1600 Yolo 2 miles west of Winters. Comment
  UC1116682  Aristida ternipes var. hamulosa Beecher Crampton 1961-6-6 5895 Yolo 2 mi w 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
  CAS-BOT-BC278145  Aristolochia elegans Eva Bayon 2012-10-19 3004 Yolo University of California, Davis. Botanical Conservatory 15 Comment
  UC449652  Artemisia douglasiana Tracy J. Storer 1912-6-29 Yolo Rumsey 152 Comment
  UCD129306  Artemisia douglasiana A. S. Crafts 1926-7-8 453 Yolo University Farm Campus, Davis. Comment
  UCD34259  Arthrocnemum subterminale Beecher Crampton 1978-6-27 9615 Yolo Yolo County, 4 miles S.E. of Woodland, T9N R2E sect. 11 N.E. 1/4. Comment
  HSC100291  Arundo donax J. P. Smith 2011-4-27 13139 Yolo Along Hwy. 16 near junction with Tabers Corner 99 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
  UCD121297  Asclepias eriocarpa Mark F. Bean 1976-8-13 s.n. Yolo County Road 19, west of County Road 97, northwest of Woodland. Comment
  UC735731  Asclepias fascicularis Chas. Heiser 1946-8-19 1838 Yolo near Davis (along S. P. railroad tracks) 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
  CDA39848  Asclepias fascicularis T. C. Fuller 1957-10-7 s.n. Yolo Davis, 1 mile east of town. 0 Comment
  HSC36206  Asclepias fascicularis John Rehling 1975-7-21 101 Yolo Near the S Pacific tracks on disturbed ground. Comment
  RSA401266  Asclepias fascicularis Glenn A. Gorelick 1965-8-26 s.n. Yolo By railroad tracks just before Low Water bridge, Davis Comment
  UCD121312  Asclepias fascicularis Collector unknown Date unknown s.n. Yolo Near Woodland. Comment
  UCD121323  Asclepias fascicularis H. R. Drever 1945-6-22 s.n. Yolo Unversity of California campus, 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
  UCD121373  Asclepias speciosa C. B. Heiser Jr. 1946-9-18 1862 Yolo Along Southern Pacific Railroad, near Davis. Comment
  UCD121376  Asclepias speciosa June McCaskill; Katherine Onaga 1959-5-18 596 Yolo North of and adjacent to County Road 32-A and west of County Road 103-B, Willowbank area. 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
  CHSC100545  Astragalus didymocarpus Beecher Crampton 1963-5-24 6810 Yolo Yolo County: Davis, field just northeast of West Davis School. Comment
  RSA733923  Astragalus didymocarpus Beecher Crampton 1963-5-24 6810 Yolo Yolo County: Davis, field just northeast of West David School. Comment
  UCD160477  Astragalus gambelianus Ellen Dean; Craig Thomsen 2015-3-21 8593 Yolo Audubon Bobcat Ranch. Western part of ranch, just north of Hwy 128 and N of Putah Creek. Area E of Bray Canyon near base of large escarpment labeled 'spring' on topo maps. Burned in 2014. 182 Comment
  CAS-BOT-BC173211  Astragalus tener Beecher Crampton 1998-4-21 10346 Yolo Ca. 3.5 miles S.E. of Woodland along county road 102, east of Mavis - Hanson field Comment
  CAS-BOT-BC193222  Astragalus tener var. ferrisiae Roxana S. Ferris 1917-4-20 706 Yolo Tule land west of Dunnigan Comment
  UC2014133  Astragalus tener var. ferrisiae Ayzik Solomeshch 2009-4-18 s.n. Yolo Yolo County: Yolo Bypass. Glide Ranch. Comment
  UC1059027  Astragalus tener var. tener Beecher Crampton 1956-4-26 3315 Yolo alkaline flat along County Road 103, 7 mi ne Davis; ne <of> Davis Comment
  UCD105436  Astragalus tener var. tener K. Esau 1935-5-1 s.n. Yolo Near Davis. 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
  UCD37593  Athysanus pusillus Beecher Crampton 1955-4-14 2493 Yolo Yolo County, 2 miles northwest of Dunnigan. Comment
  RSA97529  Atriplex argentea Beecher Crampton 1952-10-24 871 Yolo 1.5 miles north of Davis. Comment
  UCD97232  Atriplex argentea var. expansa Rimo Bacigalupi; L. R. Heckard, C. L. Custer 1965-10-4 9121 Yolo along Kentucky Ave. (Road 20), 0.25 mile north of Sewage Disposal Plant. 1 and 1/8 miles east northeast of Woodland. 10 Comment
  RSA97528  Atriplex cordulata Beecher Crampton 1952-10-24 872 Yolo 1.5 miles north of Davis. Comment
  JEPS100803  Atriplex depressa Dean W. Taylor 1993-7-9 13850 Yolo 3 air mi from Woodland; Central Valley 10 Comment
  UCD32630  Atriplex depressa Beecher Crampton 1954-6-21 2004 Yolo Yolo County, 3 miles north of Davis. Comment
  UCD33826  Atriplex depressa Beecher Crampton 1973-7-9 8973 Yolo Yolo County, 3 miles S.E. of Woodland (in direct line), county roads 25 X 103. Comment
  RSA612728  Atriplex joaquinana H. C. Stutz 1991-5-30 95515 Yolo 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
  SEINET4135118  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 throughout alkali grassland.; 0 5 Comment
  UCD62891  Atriplex joaquinana Erica Smith 2007-6-28 6 Yolo City of Woodland Alkali Grassland Preserve managed by Center for Natural Land Management at the intersection of County Roads 103 and 25. South side of County Road 25 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
  UCD62930  Atriplex joaquinana Erica Smith 2007-7-12 10 Yolo City of Woodland Alkali Grassland Preserve managed by Center for Natural Land Management at the intersection of County Roads 103 and 25. South side of County Road 25 4 Comment
  UCD62931  Atriplex joaquinana Erica Smith 2008-4-18 12 Yolo City of Woodland Alkali Grassland Preserve managed by Center for Natural Land Management at the intersection of County Roads 103 and 25. South side of County Road 25 4 Comment
  UCD81054  Atriplex joaquinana Ellen Dean; G. Harrington, T. Starbuck 2009-5-13 5590 Yolo city of Woodland. Woodland Regional Park. East side of County Road 102, just south of County Road 25. Old rodeo area with bare areas where buildings used to be. 9 Comment
  UCD97457  Atriplex joaquinana Rimo Bacigalupi; L. R. Heckard, C. L. Custer 1965-10-4 9117 Yolo 1.8 miles east northeast of Woodland (measured from US 99W.) 10 Comment
  UCD97477  Atriplex joaquinana Robert E. Preston 1993-7-25 626 Yolo SE of Woodland, N of Willow Slough, in field NW of jct Roads 25 and 103. 9 Comment
  UCR212355  Atriplex joaquinana Erica Smith 2007-6-28 06 Yolo City of Woodland Alkali Grassland Preserve, managed by Center fro Natural Land Management, at the intersection of County Roads 103 and 25. South side of County Road 25. 5 Comment
  UCR212357  Atriplex joaquinana Erica Smith 2007-7-12 10 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
  UCD97633  Atriplex prostrata P. B. Kennedy 1920-6-23 s.n. Yolo Holland Land Co. Clarksburg, Sacramento River. Comment
  UCD38278  Atriplex prostrata B. Crampton 1952-10-28 895 Yolo 1 mile east of Winters. Comment
  SBBG115957  Atriplex rosea B. Crampton 1985-9-5 10018 Yolo ca. 3.5 mi SE of Woodland, on Rd 25 Comment
  SEINET5641784  Atriplex rosea Ellen Dean, K. Anderson 2009-7-13 5781 Yolo City of Woodland. Woodland Regional Park. East side of County Road 102, just S of County Road 25. Old rodeo area with bare areas where buildings used to be.; 0 9 Comment
  UCD142974  Atriplex rosea Ellen Dean; C. Robbins 2013-8-28 7991 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
  UCD35234  Atriplex rosea Beecher Crampton 1954-9-22 2275 Yolo Yolo County, West Sacramento. Comment
  CDA2945  Atriplex rosea M. S. Bergseng 1958-10-12 1859 Yolo Near Elkhorn Village. 0 Comment
  UCD97734  Atriplex semibaccata G. J. W. 1914-10-1 s.n. Yolo Cereal Plots, University Cereal Farm, Davis. Comment
  RSA697342  Avena barbata Keith E. Hoffmaster 1941-3-26 s.n. Yolo Putah can. Comment
  UCD56146  Avena barbata Beecher Crampton 1962-4-18 6225 Yolo Davis. Southern Pacific Railroad Station. Comment
  UCD56203  Avena barbata P. B. Kaufman 1950-3-19 13 Yolo Davis. UC Davis. Comment
  UCD58027  Avena barbata Ellen Dean; K. Mawdsley 2007-4-6 3566 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
  CDA30900  Avena fatua M. Beyers 2010-4-3 341 Yolo Roadside along Highway 128, adjacent to Putah Creek Public Fishing Access #2. Comment
  CDA36940  Avena fatua CDFA Staff s.n. Yolo Rominger Prop., north of County Road 19, east of County Road 92C, west of County Road 94B. 0 Comment
  RSA385410  Avena fatua Glenn A. Gorelick 1966-6-1 s.n. Yolo Davis. Comment
  UCD15535  Avena fatua Lara Hawthorne 1989-6-3 11 Yolo 6 miles east of Winters. 15 Comment
  UCD56363  Avena fatua A. A. Beetle 1944-5-17 1990 Yolo 3 miles W of Sacramento. Comment
  UCD56375  Avena fatua A. A. Beetle 1945-3-8 4199 Yolo Putah Creek Canyon. West of Winters. Comment
  UCD56383  Avena fatua Beecher Crampton 1955-12-13 3212 Yolo 1/4 mile S of Davis. Along U.S. Hwy. 40, junction of Davis Road. Comment
  SEINET3919678  Avena fatua Steven Slagle 1964-3-17 22 Yolo 1 mile west of Davis.; 0 15 Comment
  CAS-BOT-BC98751  Baccharis douglasii C. R. Quick 1972-7-30 72 -25 Yolo On bank of main drainage canal, along road 143, west of main pumping station south end of Merritt Island, about 20 miles Comment
  UCD81539  Baccharis douglasii W. W. Robbins; W. D. Norton 1928-8-1 1425 Yolo near Clarksburg. Comment
  CHSC74945  Baccharis pilularis Sabbina M. Lau 1989-6-7 12 Yolo West of Winters along Hwy 128, Stebbin's Cold Canyon Reserve. 350 meters from entrance. 122 Comment
  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
  UCD129450  Baccharis salicifolia subsp. salicifolia K. Esau 1931-4-26 2184 Yolo Putah Canyon. Comment
  UCD20818  Baccharis salicifolia subsp. salicifolia N. Nicola 2001-3-28 034 Yolo Sacramento Valley, 4 miles west of Woodland, at Cache Creek Nature Preserve, along Cache Creek. Comment
  UCD101226  Barbarea verna Alexis Fuller; Ellen Dean and Clare Loughran 2011-5-8 5 Yolo Audubon Bobcat Ranch, lands to the north of Hwy 128 on north side of Putah Creek, downstream of Monticello Dam. Two thirds of the way up Bray Canyon. East side of Bray creek. 131 Comment
  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
  UCD150780  Bauhinia Robert Deering 1954-11-4 s.n. Yolo Yolo County, University of California, Davis Landscape Management Greenhouse. 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
  UCD129597  Blennosperma nanum Carol W. Witham 2003-4-7 891 Yolo DFG Tule Ranch vernal pools. Approximately 8 miles southeast of Davis. Southeast of the junctions of County Roads 38 and 105. 4 Comment
  RSA21595  Blennosperma nanum var. nanum C. B. Wolf 1937-3-28 8320 Yolo Sacramento Valley, 6.5 miles south of Woodland. 18 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
  UCD53887  Boerhavia diffusa A. M. Shapiro 2005-8-26 s.n. Yolo West Sacramento, off West Capitol Avenue, 1/2 mi. E of E levee of Yolo Bypass. Comment
  RSA41143  Boisduvalia cleistogama Robert F. Hoover 1937-5-19 2300 Yolo Near Zamora Comment
  SEINET240471  Boissiera pumilio Beecher Crampton 1964-5-11 T.O. 3547 Yolo UC Davis agronomy experimental area, plant introduction nursery, row J-52 Comment
  UCD139995  Bolboschoenus fluviatilis C. F. Ehlig 1951-5-19 46 Yolo 7 miles east of Davis. Comment
  UCD38960  Bolboschoenus fluviatilis Beecher Crampton 1961-8-11 5967 Yolo UC Davis campus, southeast of the airport along Putah Creek. Comment
  CHSC79376  Bolboschoenus glaucus Beecher Crampton 1952-10-31 902 Yolo Edge of a Typha stand. Comment
  UCD148274  Bolboschoenus glaucus Robert E. Preston 2013-8-18 2937 Yolo Yolo Bypass, 0.1 mi N of I-80, 0.5 mi E of west levee. 12 Comment
  UCD140034  Bolboschoenus maritimus subsp. paludosus H. B. Nidever 1951-5-19 33 Yolo 2 miles north of Davis. Comment
  UCD150644  Bolboschoenus robustus Laird Miers 1972-6-5 s.n. Yolo Putah Creek approx. 7 mi. W of Davis. Comment
  UCD20183  Boussingaultia Cynthia Cheney 1969-8-22 s.n. Yolo Growing on south side of house at 411 University Avenue, Davis. Comment
  UCD56877  Bouteloua curtipendula Beecher Crampton 1965-4-27 7300 Yolo 3 miles northwest of Dunnigan. County Road 2, just east of its junction with County Road 86. Comment
  SEINET11989053  Brachychiton populneum J. McCaskill, Tucker, J. M. 1962-1 656 Yolo Davis, along N side of Chemistry Building, University of California campus 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
  CAS-BOT-BC474722  Brassica juncea Jean Shepard 2005-10-21 847 Yolo UC Davis campus. Planted on south side of Kerr Hall Comment
  UCD114607  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
  UCD114738  Brassica nigra A. S. Crafts 1932-6-6 2 Yolo 1 mi. e. of Davis. Comment
  UCR198154  Brassica rapa Jean V. Shepard 2007-2-11 805 Yolo Sacramento Valley, city of Davis, yard on Myrtle Place 15 Comment
  UCD128349  Brassica tournefortii A. M. Shapiro 2011-1-4 s.n. Yolo West Sacramento. Roadside along West Capitol Avenue. Comment
  UCD21221  Briza minor J. Shepard 2000-3-24 90 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
  UCD21257  Briza minor J. Shepard 2000-4-21 145 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
  UCD59386  Brodiaea elegans subsp. elegans Ellen Dean; Kate Mawdsley 2007-6-8 3860 Yolo Tuleyome Ireland Ranch, Inner Coast Ranges, northwest of the city of Winters, between Salt Creek and Enos Creek, just N of Wild Cow Mtn. Central part of ranch below main loop road. Near dried stock pond and the small drainage that feeds it. 584 Comment
  UCD57591  Bromus arenarius B. Crampton 1960-5-26 s.n. Yolo Davis campus. Agronomy Experimental Areas. Comment
  UCD35378  Bromus arizonicus Beecher Crampton 1956-3-19 3231 Yolo Yolo County, Davis. Comment
  UCD36211  Bromus arizonicus Beecher Crampton 1953-4-19 1114 Yolo Yolo County, city of Davis. Comment
  UCD36843  Bromus arizonicus Beecher Crampton 1956-3-30 3238 Yolo Yolo Couhty, city of Davis, Southern Pacific Railroad Station. Comment
  UCD57696  Bromus arizonicus Beecher Crampton 1972-4-5 8781 Yolo Davis. College Park and Eureka Ave. Comment
  SEINET7296800 Image available Bromus arizonicus Beecher Crampton 1956-1 3270 Yolo Davis Comment
  SEINET254047 Image available Bromus carinatus var. carinatus John Anderson 2007-1 Yolo Winters, grown by John Anderson from seed collected at Colusa County at Highway 20 near Bear Creek. Comment
  UCD136167  Bromus caroli-henrici Andrew Raeburn 2013-7-1 s.n. Yolo in foothills of the Inner North Coast Range north of the town of Winters. At west end of County Road 87, near Union School Slough. Private land recently purchased by John Anderson. 113 Comment
  UCD142961  Bromus caroli-henrici Ellen Dean; N. Gonzales 2013-8-8 7934 Yolo Downstream of Monticello Dam along Hwy 128, north side of Putah Creek in Putah Creek Vegetation Survey Plot INT 2B. 48 Comment
  UCD73728  Bromus caroli-henrici Ayzik Solomeshch 2004-5-23 s. n. Yolo Audubon Bobcat Ranch, west of the city of Winters. Southeastern corner of ranch. 83 Comment
  CAS-BOT-BC155803  Bromus catharticus C. R. Quick 1972-7-19 72 -6 Yolo In southwest corner of house lawn at the homesite of Henry L. and Nettie Smith Pylman Clarksburg. Comment
  CAS-BOT-BC155807  Bromus catharticus Clarence R. Quick 1973-5-7 73 -2 Yolo Edge of county road 142, east of Elk Slough. Merritt Island, about 20 miles south southwest of Sacramento, southeast corner of county. Comment
  CAS-BOT-BC155809  Bromus catharticus C. R. Quick 1973-5-7 73 -2 Yolo Edge of county road 142, east of Elk Slough. Merritt Island, about 20 miles south southwest of Sacramento, southeast corner of county. Comment
  CDA11342  Bromus catharticus G. F. Hrusa 1995-3-17 12023 Yolo Lawn grass at 178 1/2 Elm Street, Woodland. Lawn overgrown in very wet winter, this species flowered before cutting. 30 Comment
  SBBG47320  Bromus catharticus C. R. Quick 1970-5-10 70 -05 Yolo Merritt Island near Clarksburg (garden of Nettie N. Pylman) Comment
  SD121712  Bromus catharticus Clarence R. Quick 1970-5-10 70 5 Yolo Levees and gardens of Nettie M. Pylman, Merritt Island near Clarksberg. Comment
  UCD36162  Bromus catharticus Beecher Crampton 1953-3-19 1012 Yolo Yolo County, city of Davis, at edge of field by overpass. Comment
  UCD58362  Bromus catharticus Joseph M. DiTomaso 1976-3-21 340 Yolo Davis. Comment
  UCD58363  Bromus catharticus K. Esau 1937-5-3 s.n. Yolo Davis. Comment
  CDA30901  Bromus diandrus M. Beyers 2010-4-3 340 Yolo Along Highway 128, adjacent to Putah Creek Public Fishing Access #2. Comment
  RSA562683  Bromus diandrus D. Charlton 1990-3-3 4174 Yolo Southwest of University of California, Davis, frontage road off Highway 80. 15 Comment
  SACT000538  Bromus diandrus John Willoughby 1977-3-29 Yolo fishing access along State Highway 128 about 2.9 miles northwest of the junction of the highway and PLeasants Valley Road, in riparian woodland. Comment
  SEINET238201 Image available Bromus diandrus Beecher Crampton 1956-4-19 3273 Yolo Davis Comment
  SEINET238948 Image available Bromus diandrus Beecher Crampton 1967-4-30 7843 Yolo Davis, around buildings. Comment
  UCD34858  Bromus diandrus Beecher Crampton 1964-4-7 6917 Yolo Yolo County, Davis, Southern Pacific Railroad. Comment
  UCD59501  Bromus diandrus Beecher Crampton 1965-5-4 7313 Yolo Davis. Comment
  UCR119173  Bromus diandrus Beecher Crampton 1967-4-30 7843 Yolo Sacramento Valley, Davis 15 Comment
  SACT000668  Bromus diandrus M. Wiesendanger 1927-4-29 Yolo Comment
  CDA36941  Bromus hordeaceus CDFA Staff s.n. Yolo Rominger Prop., north of County Road 19, east of County Road 92C, west of County Road 94B. 0 Comment
  SEINET3828560  Bromus hordeaceus George K. Helmkamp, E. A. Helmkamp 2012-1 18784 Yolo Sacramento Valley along County Road 26, 1.4 miles west of its intersection with Road 89, c. 12 miles WSW of Woodland (Madison 7.5') 65 Comment
  UCD147285  Bromus hordeaceus Carol W. Witham 2003-4-11 948 Yolo DFG Tule Ranch vernal pools. Approximately 8 miles southeast of Davis. Southeast of the junctions of County Roads 38 and 105. 4 Comment
  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
  UCD58798  Bromus hordeaceus B. A. Madson 1925-4-20 s.n. Yolo Davis. Vacant lot. Comment
  UCD80906  Bromus hordeaceus Ellen Dean; F. Singh, L. Raber, C. Kraintz, R. Ghaffarzadeh 2009-4-1 5310 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
  UCR235434  Bromus hordeaceus George K. Helmkamp, E. A. Helmkamp 2012-4-17 18784 Yolo Sacramento Valley, along County Road 26, 1.4 miles west of its intersection with Road 89, c. 12 miles WSW of Woodland 65 Comment
  CDA1801  Bromus hordeaceus M. K. Bellue 1933-5-3 Yolo 0 Comment
  SEINET242432 Image available Bromus hordeaceus subsp. molliformis Beecher Crampton 1978-11-4 T.O. 4778 Yolo CULTIVATED; UC Davis agronomy experimental area, plant introduction nursery. Comment
  UCD162341  Bromus madritensis Craig Thomsen 2006-5-10 2639 Yolo Along ridgeline trail (accessed at turn-out across the road from Camp Haswell), approximately 0.5 mile south of Hwy 16. Yolo County park adjacent to Cache Creek. Rumsey Canyon. 457 Comment
  UCD59275  Bromus racemosus M. Wiesendanger 1927-4-29 605 Yolo Davis. Comment
  UCD59276  Bromus racemosus M. Wiesendanger 1927-5-4 655 Yolo Putah Canyon. Comment
  SEINET3922236  Bromus rigidus W. P. Hackett 1960-5-14 32 Yolo On dirt road 0.3 mile south of Pomology Department's spray shed, University of California campus, Davis, CA.; 0 Comment
  UCD59616  Bromus rubens Beecher Crampton 1957-5-14 4022 Yolo 1.3 miles west of Zamora. Comment
  UCD81438  Bromus rubens M. Wiesendanger 1927-5-4 s.n. Yolo Putah Canyon. Comment
  UCD59282  Bromus sitchensis Beecher Crampton 1967-5-19 7950 Yolo Davis, along B St. between 3rd and 4th. Comment
  UCR119148  Bromus sterilis Beecher Crampton 1962-4-2 6111 Yolo Sacramento Valley, City of Davis, along Southern Pacific Railroad 15 Comment
  SEINET9331103  Bromus sterilis Unknown 1956-3-19 3233 Yolo Yolo Comment
  HSC47940  Bromus tectorum Michael A. Watkins 1978-6-16 27 Yolo At the corner of F St. and Covell in the city of Davis Comment
  SEINET3923676  Bromus willdenowii Beecher Crampton 1970-3-9 8534 Yolo Uc Davis, Dairy road. Parking lot planting.; 0 Comment
  RSA0054946  Calandrinia caulescens Keith E. Hoffmaster 1946-4-13 1217 Yolo Davis. Comment
  CAS-BOT-BC438637  Calandrinia ciliata Alice Eastwood 1927-3-28 14238 Yolo Near Winters Comment
  CHSC59795  Calandrinia ciliata Seri Rudolph 1975-4-9 3 Yolo Univ of Calif Davis campus. 9/10 mi s of Hutchinson Rd on rd marked 'University Airport, Bee Biology, A Phi O Area'. Plants more or less in groups beside rd. Comment
  UCR206550  Calandrinia ciliata George K. Helmkamp, E. A. Helmkamp 2009-3-17 14401 Yolo Inner North Coast Ranges Foothills, along CA-20 and Cache Creek, 4.3 miles southeast of the Colusa County line 159 Comment
  UCD55510  Callitriche marginata J. Shepard 2004-3-7 634 Yolo Yolo County Grasslands Park: East of Davis, from intersection of I-80 and Mace Blvd., 3.5 mi. south on Mace Blvd. (County Road 104), thence east .4 mi. along unpaved entrance road, then .2 mi. south. 12 Comment
  RSA734213  Calochortus amabilis Keith E. Hoffmaster 1946-4-13 1208 Yolo Putah Canyon Comment
Read comments
May 14 2010
  UCD73702  Calochortus luteus Ayzik Solomeshch 2004-4-28 s. n. Yolo Audubon Bobcat Ranch, west of the city of Winters. Southeastern corner of ranch. 83 Comment
  UCD20870  Calochortus splendens N. Nicola 2001-8-5 87 Yolo Eastern foothills of inner north coast range, Capay Valley, 0.9 miles as the crow flies N. of Rumsey; Lowrey Ranch. Comment
  SEINET9359698  Calycadenia oppositifolia Unknown 1954-5-6 1827 Yolo Yolo Comment
  CAS-BOT-BC270869  Calycadenia pauciflora Roxana Stichfield 1916-7-1 368 Yolo [D'Ayly?] Sheep Ranch, above Buckeye Creek Comment
  CAS-BOT-BC270867  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
  HSC62900  Calycanthus occidentalis J. M. DiTomaso 1979-5-14 1000 Yolo Next to Cache Creek on Hwy. 16 213 Comment
  UCD137804  Calycanthus occidentalis E. M. Gifford; V. I. Cheadle 1951-6-4 s.n. Yolo Putah Creek, Davis. Comment
  UCD137912  Calycanthus occidentalis M. Ramos 1996-5-7 9 Yolo Mix Canyon Road. 396 Comment
  UCD20582  Calycanthus occidentalis E. Dean; with M. Bibbo 2002-7-5 1125 Yolo East of McLaughlin UC Reserve and Davis resevoir. West of Cache Creek drainage. Along Rayhouse Road 2.2 road miles E of jct with road to Soda Springs and gate into McLaughlin reserve. 502 Comment
  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
  RSA41320  Camissonia intermedia Robert F. Hoover 1938-4-23 3195 Yolo Grade on Rumsey - Arbuckle Road. 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
  SEINET10780129  Capsicum annuum Stephanie Frischie 2000-1 Yolo Comment
  CAS-BOT-BC167208  Cardamine Beecher Crampton 1998-5-18 10361 Yolo Ca. 2.5 miles north of Davis along county road 29 just west of its jct. with county road 101A Comment
  UCD169013  Cardamine hirsuta Ellen Dean 2017-4-5 9309 Yolo City of Davis. In lawn of house on southwest corner of the intersection of Anderson and 8th streets. Comment
  UCD58078  Cardamine oligosperma Ellen Dean; K. Mawdsley 2007-4-6 3617 Yolo Tuleyome Ireland Ranch. In inner coast range, northwest of the City of Winters, between Salt Creek and Enos Creek, just north of Wild Cow Mountain. SE portion of ranch. Along Loop Road. 471 Comment
  SEINET8414740  Cardamine oligosperma J. M. Tucker 1958-3-29 3372 Yolo Botany Greenhouse; University of California, Davis. Comment
  UCD114536  Cardamine oligosperma Rolf Y. Berg 1964-3-14 s.n. Yolo Cache Creek Canyon, along State Highway 16, 2-5 miles northwest of Rumsey. Comment
  JEPS53328  Cardaria chalepensis M. K. Bellue 1933-4-21 Yolo Tiger Inn Comment
  RSA531017  Cardaria draba Glenn A. Gorelick 1966-5-15 s.n. Yolo 5 miles E of Woodland on Hwy 16. Comment
  UCD20858  Carduus pycnocephalus N. Nicola 2001-2-5 075 Yolo Sacramento Valley, 4 miles west of Woodland, at Cache Creek Nature Preserve, riparian zone of Cache Creek. Comment
  UCD62872  Carduus pycnocephalus Chris Mosser; Plant Biology 102 students 2008-5-3 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. West side of Bray Creek. 100 Comment
  UCD135904  Carduus pycnocephalus subsp. pycnocephalus T. C. Fuller 1964-5-14 11958 Yolo North side of River Rd., e. limits of Woodland. 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
  UCR37039  Carex barbarae A. C. Sanders 1984-6-18 5066 Yolo Sacramento Valley, Sacramento Bypass near Bryte, just NW of Sacramento, bed of the bypass 1 mi west of the Sacramento River 5 Comment
  UCD140168  Carex barbarae J. McGrath 1963-3-8 6 Yolo adjacent to Putah Creek. State Highway 128, 8 miles west of Winters. Comment
  UCD140758  Carex praegracilis Ethel H. Hyde 1937-5-5 s.n. Yolo near Davis. Comment
  UCD140774  Carex praegracilis Unknown Collector 1925-3-12 1762 Yolo Davis. Comment
  CDA19175  Carthamus creticus J. King 2001-6-5 PDR 1143171 Yolo Sacramento Valley; County Rd. 54, Guinda. 0 Comment
  CAS-BOT-BC281934  Carthamus tinctorius R. E. Frenkel 1965-6-13 940 Yolo Near a safflower plantation ca 3 miles N of Dunnigan on a roadside parallel to Highway 99 Comment
  CDA15538  Carthamus tinctorius G. F. Hrusa 1998-7-11 14706 Yolo Central Valley; Hwy 16 at S edge of Woodland approx. 1/3 mi. N of Rd. 25a. Comment
  UCD144416  Carthamus tinctorius G. F. Hrusa 1998-7-11 14706 Yolo Highway 16 at south edge of Woodland approximately 1/3 mile north of Road 25a. 15 Comment
  UCD142951  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
  UCD142966  Carya illinoinensis Ellen Dean; K. MacMillen 2013-8-9 7939 Yolo Downstream of Monticello Dam along Hwy 128, north side of Putah Creek in Putah Creek Vegetation Survey Plot INT3A. 45 Comment
  UCD39935  Cassia occidentalis Beecher Crampton 1964-10-27 s.n. Yolo UC Davis Campus, Veg. Crop grown. Comment
  RSA734133  Castilleja Keith E. Hoffmaster 1946-4-13 1243 Yolo Putah Canyon. Comment
  UCD82080  Castilleja applegatei Robin McMaster 1973-4-15 303 Yolo 3 mi NW Rumsey on Hwy 16. 152 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
  JEPS22033  Castilleja applegatei subsp. martinii Rimo Bacigalupi with Drs. Herbert and Lucille Mason 1958-4-22 6276 Yolo 2.5 mi nw Rumsey (just e of mouth of Pocket Gulch, along Calif Hwy 16, in canyon of Cache Creek); Cache Creek 160 Comment
  JEPS5855  Castilleja applegatei subsp. martinii E. H. Everson 1951-2-24 Yolo 3.5 mi nw Rumsey; Cache Creek Comment
  JEPS5856  Castilleja applegatei subsp. martinii R. W. Cleveland 1951-2-23 8 Yolo 3.5 mi nw Rumsey; Cache Creek Canyon Comment
  JEPS66537  Castilleja applegatei subsp. martinii John F. Emmel 1971-4-4 338 Yolo nne of Monticello Dam; Thompson Canyon 76 Comment
  JEPS86177  Castilleja applegatei subsp. martinii L. R. Heckard 1988-4-2 6671 Yolo ca 4 mi nw Rumsey; Cache Creek Canyon 300 Comment
  JEPS88818  Castilleja applegatei subsp. martinii T. I. Chuang and F. M. Chuang 1991-6-23 7837 Yolo 3 mi s Colusa and Yolo county line (on Highway 16) Comment
  UC630435  Castilleja applegatei subsp. martinii Annetta Carter 1938-5-7 1368 Yolo Cache Creek canyon, 3.6 miles north of Rumsey, Inner North Coast Range Comment
  SEINET12350271  Castilleja attenuata Unknown 1998-4-28 7 Yolo near base of Monticello Dam Comment
  UCD122335  Castilleja attenuata J. M. Tucker 1951-3-25 2056 Yolo 1.1 miles north of Davis. Comment
  CAS-BOT-BC241257  Castilleja campestris Lowell Ahart 2007-5-12 13816 Yolo About 100 yards southwest of the second power tower, about 300 yards north of Fruitland Road, about 13 miles (air) northeast of Marysville 28 Comment
  UC917149  Castilleja exserta R. H. Miller 1949-4-3 9 Yolo e entrance Putah Canyon Comment
  UCD122411  Castilleja exserta J. D. Skoss 1948-6-6 27 Yolo Putah Canyon, 2 miles below Yolo-Napa county line. Comment
  UCD169001  Castilleja exserta Ellen Dean; Dash Weidhofer and Audubon trip participants 2017-4-1 9302 Yolo Audubon Bobcat Ranch. Lands north of Hwy 128 and Putah Creek west of town of Winters. Area burned three times in the the past three years. Central part of ranch, west of headquarters. 177 Comment
  UCD63066  Castilleja exserta subsp. exserta Ellen Dean 2008-4-9 4775 Yolo Tuleyome Ireland Ranch. Central part of Ranch. Upper reaches of main canyon that starts near upper part of main loop road. Above stockpond. 595 Comment
  HSC90170  Castilleja exserta subsp. exserta Andrew Enberg, Brad Penkala, Dan Scofield 1990-4-23 53 Yolo Hwy. 16, 1/2 mi. S of Colusa County line 221 Comment
  HSC90179  Castilleja foliolosa Andrew Enberg, Brad Penkala, Dan Scofield 1990-4-23 Yolo Hwy. 16, approx. 2 mi. N of Rumsey 213 Comment
  JEPS8774  Castilleja foliolosa W. L. Jepson 1934-7-28 16745 Yolo Rumsey Comment
  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
  UC917280  Castilleja foliolosa S. C. Hanson 1949-5-5 20 Yolo about 3 mi w Winters; Putah Canyon Comment
  UCD122523  Castilleja foliolosa Moacyr Maestri 1965-5-23 43 Yolo State Highway 128, ca. 1 mile below Monticello Dam. Comment
  UCD23197  Castilleja rubicundula subsp. lithospermoides A. Solomeshch 2002-4-30 s.n. Yolo Glide Ranch. 2.5 miles SSE from intersection of Rd 105 and Rd 38. Comment
  SEINET12029223  Casuarina equisetifolia Unknown 1954-1 224 Yolo Davis, along W edge of Davis High School athletic field Comment
  UCD33157  Caulanthus lasiophyllus Beecher Crampton 1967-4-20 7833 Yolo 1 mile NW of Davis, jct. of Road 31 and Hwy. 99. Comment
  JEPS84702  Ceanothus John W. Willoughby 1976-4-21 1565 Yolo at fishing access along Putah Creek, off Hwy 128 Vaca Mountains, at N end of range 60 Comment
  UCD73673  Ceanothus cuneatus Ayzik Solomeshch 2004-5-3 s. n. Yolo Audubon Bobcat Ranch, northwest of the city of Winters. Northeastern part of ranch, Maxwell Flat area, accessed by private road that is at the end of Moody Slough Rd. 71 Comment
  SEINET5743564 Image available Ceanothus leucodermis Ray Prag 1971-1 179 Yolo In Arboretum, Univ. of California campus, Davis.; Univ. of California, Davis Comment
  UCD20567  Ceanothus maritimus A. T. Leiser 1981-3-13 HN 24 Yolo Yolo County, Davis, UC Davis Environmental Horticulture, B-6, row 32, plant 43. Comment
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Jan 10 2015
  UCD32917  Cenchrus longispinus Beecher Crampton 1965-7-7 7439 Yolo Yolo County, 7.4 miles west of Winters, Hwy. 128, Putah Creek Canyon. 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
  CAS-BOT-BC276977  Centaurea calcitrapa Beecher Crampton 1958-7-24 5044 Yolo Along County Road 29, ca. 4 miles north of Davis Comment
  CDA18062  Centaurea calcitrapa J. Young 1999-7-29 PDR 1226231 Yolo Winters. 0 Comment
  CDA7095  Centaurea calcitrapa D. Tompkins 1968-4-21 Yolo H. Willis Tompkins property, County Road 57 & Highway 16, Guinda. 0 Comment
  CDA7202  Centaurea calcitrapa G. D. Barbe 1984-6-28 4175 Yolo Eastern shore of Lake Berryessa, west of Running Deer Ranch near lake shore; 2.5 miles south of Berryessa-Knoxville Road. 0 Comment
  UCD130012  Centaurea calcitrapa C. J. W. 1915-8-1 s.n. Yolo Davis near canal. Comment
  RSA44385  Centaurea repens C. B. Heiser Jr. 1947-6-10 1934 Yolo Near midget auto tracks, West Sacramento 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
  UCD19197  Centaurea solstitialis June McCaskill 1988-4-15 s.n. Yolo up Putah Canyon Rd. Comment
  UCR36581  Centaurea solstitialis A. C. Sanders 1984-6-18 5058 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-BC284494  Centaurea solstitialis M. P. Bellue 1931-9-4 1 Yolo Near Davis Comment
  CDA7316  Centaurea solstitialis G. D. Barbe 1980-4-16 2572 Yolo Southwest corner County Roads 14 & 88, north of Esparto. 0 Comment
  CDA7318  Centaurea solstitialis M. K. Bellue 1931-9-4 Yolo Near Davis. 0 Comment
  RSA273247  Centaurea solstitialis Glenn A. Gorelick 1965-10-3 s.n. Yolo Davis Comment
  UCD130076  Centaurea solstitialis June McCaskill 1961-8-14 632 Yolo east side of G Street where 7th Street intersects it, Davis. 15 Comment
  UCD15276  Centaurea solstitialis Claire Warshaw 1985-5-31 23 Yolo city of Davis, 1 mile north of Covell Blvd, in F Street field near green belt. 12 Comment
  UCD69723  Centaurea solstitialis Glen Luft 1982-6-4 5 Yolo Along Chiles Road, in open field. Valley Grassland. With Asteraceae. On dry loam soil in full light. 2 ft. tall with yellow flowers. 12 Comment
  RSA433716  Centranthus ruber Glenn A. Gorelick 1966-6-1 s.n. Yolo Along side of street, D St and 5th St in Davis. Comment
  SBBG8415  Centromadia fitchii J. M. Tucker 1941-9-20 390 Yolo above Putah Crk, E side of Vaca Range Comment
  UCD35454  Centromadia fitchii Beecher Crampton 1956-9-28 3877 Yolo 4.5 miles west of Winters, Vaca Mtns. Comment
  CAS-BOT-BC279103  Centromadia parryi subsp. rudis David D. Keck 1932-7-7 1731 Yolo About 6 mi. S. of Woodland, (3 mi. N. of intersection with Sacramento road) 30 Comment
  CAS-BOT-BC279107  Centromadia parryi subsp. rudis H. M. Hall 1916-8-10 10278 Yolo Woodland, Sacramento Valley 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
  UCD149583  Centromadia parryi subsp. rudis Ayzik Solomeshch 2005-8-5 s.n. Yolo Yolo Grasslands Park, intersection of Co. Rds. 104 and 36. Near Doppler radar station. Plot DOD 2. 8 Comment
  UCD159497  Centromadia parryi subsp. rudis D. S. Park 2010-8-25 247 Yolo West Sacramento. Growing along E. Main St. between road and railroad. Disturbed. Weedy habitat. 5 Comment
  UCD144281  Centromadia pungens Carol W. Witham 2003-8-8 977 Yolo DFG Tule Ranch vernal pools. Approximately 8 miles southeast of Davis. Southeast of the junctions of County Roads 38 and 105. 4 Comment
  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-BC279408  Centromadia pungens subsp. pungens Doris K. Kildale 1928-5-8 5038 Yolo 12 miles north of Dixon Comment
  CAS-BOT-BC279415  Centromadia pungens subsp. pungens 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-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-BC223000  Cephalanthus occidentalis Beecher Crampton 1977-10-8 9541 Yolo Putah Creek Canyon, Vaca Mtns., Hwy. 128 Comment
  UCD121537  Cephalanthus occidentalis M. Phillips 1929-10-1 2066 Yolo Putah Canyon. 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
  JEPS12451  Cephalanthus occidentalis var. californicus W. L. Jepson 1936-7-6 17655 Yolo near Devils Gate (Putah Creek canyon, Yolo-Solano-Napa county boundary); Putah Pass Comment
  RSA696189  Cerastium glomeratum Keith E. Hoffmaster 1939-4-6 s.n. Yolo Putah Canyon Comment
  UCD21212  Cerastium glomeratum J. Shepard 2000-3-18 78 Yolo Yolo County Grasslands Park: East of Davis, from intersection of I-80 and Mace Blvd., 3.5 mi. south on Mace Blvd. (County Road 104), thence east along unpaved entrance road. Along north side of the main entrance road. 12 Comment
  CAS-BOT-BC207760  Cercis occidentalis Camille F. Nowell 2011-6-13 11 Yolo McLaughlin Natural Reserve. Approx. 13 mi. E of Lower Lake on the Davis Creek access road. 1/2 mi. N from Knoxville-Berryessa Road. 598 Comment
  JEPS64778  Cercis occidentalis W. L. Jepson 1924-5-8 10410 Yolo Devil's Gate Putah Pass, Putah Creek (banks of creek) Comment
  POM18690  Cercis occidentalis Edward L. Greene 1903-5-7 3925 Yolo Rumsey Comment
  UCD20587  Cercis occidentalis E. Dean; with M. Bibbo 2002-7-5 1130 Yolo East of McLaughlin UC Reserve and Davis resevoir. West of Cache Creek drainage. Along Rayhouse Road 1.8 road miles E of jct with road to Soda Springs and gate into McLaughlin reserve. 457 Comment
  UCD56740  Cercis occidentalis Ellen Dean; M. Bibbo 2007-3-23 3432 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
  UCD80984  Cercis occidentalis Clare Loughran; Ellen Dean, Angelica Sauceda 2009-4-26 4 Yolo Audubon Bobcat Ranch, lands to the north of Hwy 128 on north side of Putah Creek, downstream of Monticello Dam. Lower reaches of Bray Canyon. 81 Comment
  UCD113018  Cercocarpus betuloides Amelie Blyth 1952-4-6 4- 4 Yolo Bank of Putah Creek, about 5 miles W of Winters, on highway between Winters and Monticello. Comment
  CAS-BOT-BC284547  Chaenactis glabriuscula var. heterocarpha Annetta Carter 1938-5-7 1364 Yolo Cache Creek Canyon, 3.6 miles norht of Rumsey, Innner North Coast Range 213 Comment
  UC630436  Chaenactis glabriuscula var. heterocarpha Annetta Carter 1938-5-7 1366 Yolo 3.6 mi n of Rumsey (Cache Creek canyon); Inner North Coast Range, Cache Creek 213 Comment
  CHSC117311  Chamaesyce nutans B. Castro; Tom Boullion 2008-9-17 1768 Yolo Sacramento Valley. Ca 2.7 air mi SE of Knights Landing, via Road 116B, just W of 'Wild Irishman Bend' on topo map, on W bank of the Sacramento River at RM 85.6, not far off road. 11 Comment
  RSA432483A  Chamaesyce serpillifolia H. S. Budd 1901-11 1931 Yolo Grafton. Comment
  UCR220394  Chenopodium album Jean V. Shepard 2000-5-26 273 Yolo Sacramento Valley, Yolo County Grasslands Park, east of Davis, from intersection of I-80 and Mace Blvd., 3.5 miles south on Mace Blvd. (County Rd 104), east along unpaved entrance road. Parking lot on north side of entrance road 12 Comment
  UCD34175  Chenopodium album Beecher Crampton 1977-8-22 9521 Yolo Davis, Russell Blvd. Comment
  UCR265183  Chenopodium ambrosioides Barbara Ertter 1988-10-21 7988 Yolo Sacramento Valley, Cache Creek at Rd 89 crossing just west of I-505, east of gravel pits 1.5 mi north of Madison, c. 10 air miles west of Woodland 37 Comment
  CDA3062  Chenopodium ambrosioides var. ambrosioides M. S. Bergseng 1958-11-4 1498 A Yolo Sacramento River bank, Tower Bridge Marina, Broderick. 0 Comment
  JEPS84728  Chenopodium berlandieri John W. Willoughby 1979-8-13 4402 Yolo fishing access along State Hwy 128 about 2.9 mi nw junction of highway and Pleasants Valley Rd (County Rd 86); Vaca Mountains, Putah Creek 60 Comment
  UCD81847  Chenopodium berlandieri Ellen Dean; M. Showers, G. Harrington 2009-6-3 5766 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
  UCD105588  Chenopodium murale Chas. Heiser 1947-7-9 1950 Yolo On campus, Davis. Comment
  UCD98315  Chenopodium murale P. B. Kennedy 1914-7-1 s.n. Yolo Farm, Davis. Comment
  UCD98469  Chenopodium rubrum A. M. Shapiro 1994-9-19 s.n. Yolo West Sacramento, near E levee Yolo Bypass. 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
  CAS-BOT-BC474758  Chenopodium rubrum var. rubrum Ellen Dean; C. Robbins 2013-8-28 7994 Yolo Eastern edge of city of Woodland, city property. N of Gibson Rd extension on E side of Pole Line Rd (Cty Rd 102); N of sewer plant (formerly evaporation ponds) 0 Comment
  UCD21315  Chenopodium vulvaria J. Shepard 2000-5-20 266 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-BC184891  Chloris virgata Beecher Crampton 1955-8-27 3140 Yolo Along US Highway 99W, 3 miles north of Davis. Comment
  UC1040705  Chloris virgata Beecher Crampton 1955-8-27 3140 Yolo along US Hwy 99W 3 mi n Davis Comment
  UCD57951  Chloris virgata Beecher Crampton 1955-8-23 3140 Yolo 3 miles north of Davis, ditchbed along U.S. Hwy. 99 W. Comment
  CAS-BOT-BC238012  Chloropyron palmatum Beecher Crampton 1978-6-26 9606 Yolo 4 miles S.E. of Woodland Comment
  CAS-BOT-BC39660  Chorispora tenella Beecher Crampton 1969-4-7 8395 Yolo Woodland, Cross and East streets. Comment
  UCD160166  Chorizanthe membranacea Heather Castro 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
  UCD20381  Chorizanthe membranacea K. Esau 1934-5-8 s. n. Yolo Putah Canyon. Comment
  UCD59329  Chorizanthe membranacea Ellen Dean; Kate Mawdsley 2007-5-11 3753 Yolo Tuleyome Ireland Ranch. In inner coast range, northwest of the City of Winters, between Salt Creek and Enos Creek, just north of Wild Cow Mountain. Central part of ranch. 637 Comment
  UCR212370  Chorizanthe membranacea Ayzik Solomeshch 2005-4-10 s.n. Yolo Audubon Bobcat Ranch, northwest of the city of Winters. Northeastern part of the ranch, Maxwell Flat area, accessed by private road that is at the end of Moody Slough Rd. 71 Comment
  RSA167175  Chorizanthe membranacea Jack Maze 1963-4-27 21 Yolo ca. 2 miles east of Recreation Beach, State Highway 128 Comment
  UCD130488  Cichorium intybus Daryl Koutnik; John Sowell 1978-10-27 565 Yolo Putah Creek, east of county road 106 and west of Yolo Causeway. 6 Comment
  UCD149344  Cichorium intybus Collector Unknown 1925-6-1 s.n. Yolo Causeway. 4 Comment
  SEINET8194559 Image available Cinnamomum camphora J. M. Tucker 1951-1-19 Yolo North side of Botany Building, University of California campus, Davis Comment
  UC91571  Cirsium cymosum var. cymosum J. W. Blankinship 1893-5-16 Yolo Woodland Comment
  UCD20894  Cirsium occidentale N. Nicola 2001-1-5 122 Yolo Eastern foothills of inner north coast range, Capay Valley, on roadside of Hwy. 16, about 1.5 mi. NW of Rumsey. Comment
  SEINET10811441  Citrus reticulata Stephanie Frischie 2000-10-12 Frischie 131 Yolo Nugget Market, Oaktree Plaza, 1414 E. Covell Blvd., Davis, CA. Comment
  SFV8284  Clarkia affinis E. F. Beukman 1964-4-19 12 Yolo North Coast Ranges Cache Creek Canyon. State Highway 16, 2.5 miles north of Rumsey. 150 Comment
  UCD160161  Clarkia affinis Aaron Goodman 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
  UCD23194  Clarkia affinis A. Solomeshch 2002-4-30 s.n. Yolo Glide Ranch. 2.5 miles SSE from intersection of Rd 105 and Rd 38. Comment
  UCD62785  Clarkia affinis Susan Zhang; Plant Biology 102 students 2008-5-3 1 Yolo Audubon Bobcat Ranch, lands to the north of Hwy 128 on north side of Putah Creek downstream of Monticello Dam. Bray Canyon. West side of Bray Creek. 103 Comment
  CAS-BOT-BC162560  Clarkia affinis A. A. Heller; H. E. Brown 1902-5-22 s.n. Yolo Banks of Putah Creek near Winters Comment
  UCD73703  Clarkia gracilis Ayzik Solomeshch 2004-4-28 s. n. Yolo Audubon Bobcat Ranch, west of the city of Winters. Southeastern corner of ranch. 83 Comment
  UCD73714  Clarkia purpurea Ayzik Solomeshch 2004-5-14 s. n. Yolo Audubon Bobcat Ranch, west of the city of Winters. Southeastern corner of ranch. 83 Comment
  SEINET9311530  Clarkia purpurea Unknown 1989-6-3 24 Yolo Yolo County Comment
  UCD104845  Clarkia purpurea Beecher Crampton 1972-4-19 8791 Yolo 2 miles W of Winters. Comment
  UCD59312  Clarkia purpurea subsp. quadrivulnera Ellen Dean; Kate Mawdsley 2007-5-11 3736 Yolo Tuleyome Ireland Ranch. In inner coast range, northwest of the City of Winters, between Salt Creek and Enos Creek, just north of Wild Cow Mountain. Central part of ranch near western section of loop road. 615 Comment
  UCD104943  Clarkia purpurea subsp. quadrivulnera F. W. Martin; M. N. Martin 1960-5-1 s.n. Yolo Near Cache Creek, ca. 10 miles N of Rumsey. 152 Comment
  RSA273214  Clarkia unguiculata Glenn A. Gorelick 1966-5-15 s.n. Yolo 2.2 miles N of Rumsey along Highway 16. Comment
  UCD56703  Claytonia parviflora Ellen Dean; M. Bibbo 2007-3-23 3396 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
  UCD21195  Claytonia perfoliata J. Shepard 2000-2-19 49 Yolo Yolo County Grasslands Park: East of Davis, from intersection of I-80 and Mace Blvd., 3.5 mi. south on Mace Blvd. (County Road 104), thence east along unpaved entrance road, found near entrance road to the north. 12 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
  UCD100727  Claytonia perfoliata Alan P. Godlewski 1974-4-15 1 Yolo behind Envir. Hort. On U.C. Davis campus. Comment
  UCD100794  Claytonia perfoliata subsp. perfoliata F. H. Bolster 1912-4-1 s.n. Yolo Davis. Comment
  UCD100822  Claytonia perfoliata subsp. perfoliata R. H. Miller 1949-5-7 45 Yolo about 3 miles west of Winters, beside Putah Canyon road. Comment
  CAS-BOT-BC91339  Clematis lasiantha W. D. Hamilton 1946-3-29 s.n. Yolo Putah Canyon. Comment
  UCD95606  Clematis lasiantha Joseph M. DiTomaso 1976-4-9 387 Yolo Below Monticello Dam, Lake Berryessa, south facing slope above Putah Creek. 121 Comment
  JEPS84653  Clematis ligusticifolia John W. Willoughby 1979-8-13 4414 Yolo fishing access along State Hwy. 128 ca. 1.2 mi. n.w. of junction of the hwy. and Pleasants Valley Rd. (County Rd. 86) Putah Creek; Vaca Mts., Putah Creek 60 Comment
  UCD95594  Clematis ligusticifolia J. D. Skoss 1948-8-12 74 Yolo Bank of Putah Creek, UC Davis campus, UC Davis. Comment
  UCD170943  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
  HSC82065  Collinsia heterophylla Thomas W. Nelson, Jane P. Nelson 1980-4-27 5111 Yolo Along SR 16, 100 m E of bridge over Cache Creek, 4.2 mi. from county line 152 Comment
  POM181668  Collinsia sparsiflora L. Williams 1927-3-22 s.n. Yolo Canyon of Putah Creek. Comment
  RSA82762  Collinsia sparsiflora Robert Kehlor 1951-4-28 s.n. Yolo Putah Canyon, 10 miles west of Winters. Comment
  UCD56698  Collinsia sparsiflora Ellen Dean; M. Bibbo 2007-3-23 3391 Yolo Tuleyome Ireland Ranch. In inner coast range northwest of the City of Winters between Salt Creek and Enos Creek, just north of Wild Cow Mountain. SW portion of ranch. 649 Comment
  RSA412228  Collinsia sparsiflora Joseph A. Ewan 1934-3-18 8680 Yolo Putah Creek, 8 miles above Winters. Comment
  UCD126335  Conium maculatum Beecher Crampton 1956-3-27 3234 Yolo city of West Sacramento, eastern bank of Yolo Causeway. Comment
  UCD13410  Convolvulus arvensis K. Meares 1996-9-24 15 Yolo City of Davis, northern part. In field at end of Encina Ave. 15 Comment
  UCD69415  Convolvulus arvensis S. Quick 1996-5-19 12 Yolo City of Davis. F Street, within 10 meters of the railroad tracks, between 12th and 14th Streets. Disturbed rocky field, dominated by grasses. Herb densely decumbent to spreading vine. Flowers white with pink edging along sepal margins. 17 Comment
  CDA5511  Convolvulus arvensis Margaret Bellue 1931-9-1 Yolo Davis. 0 Comment
  RSA394808  Convolvulus arvensis Glenn A. Gorelick 1966-6-1 s.n. Yolo On campus at U.C. Davis. Comment
  SEINET233342 Image available Convolvulus arvensis Steven Clendenning 1973-5-22 141 Yolo U.C. Davis campus, north of Briggs Hall 20 Comment
  SEINET3479119  Convolvulus arvensis M. P. Bellue 1931-9-11 Yolo Davis, Davis Comment
  UCD14212  Convolvulus arvensis Dan Ray 1974-6-2 66 Yolo Yolo County; Road 103 at Chiles Road; 15 Comment
  UCD14214  Convolvulus arvensis M. A. LeFevre 1974-5-28 66 -III Yolo Yolo County; U.C. Davis campus, in a field near Briggs Hall; 17 Comment
  UCD15550  Convolvulus arvensis Lara Hawthorne 1989-5-17 9 Yolo UC Davis Campus, Experimental Gardens. 15 Comment
  UCD70452  Convolvulus arvensis E. D. Appenzeller 1995-5-29 11 Yolo City of Davis; Hutchinson Rd; near agricultural fields of UC Davis. Flowers pink and white. Comment
  UCR219957  Conyza bonariensis Ayzik Solomeshch 2004-5-14 s.n. Yolo Audubon Bobcat Ranch, west of the city of Winters. Southeastern corner of the ranch. Grassland restoration and weed contol plots of Emilio Laca and Joe DiTomaso 84 Comment
  RSA420750  Cordylanthus palmatus Robert Gustafson 1985-6-15 3180 Yolo Jct of Road 25 and 103, SE of Woodland (private wildlife sanctuary) Comment
  UCD33598  Coreopsis Beecher Crampton 1970-6-22 8623 Yolo UC Davis campus, Dairy barn lawn. Comment
  SFV8561  Coriandrum sativum N. Schaad 1966-5-3 33 Yolo Sacramento Valley Comstock Golf Course, U. S. Highway 99W, 3 miles north of Davis. 15 Comment
  UCD127339  Coriandrum sativum P. B. Kennedy 1914-7-1 s.n. Yolo Agronomy plots, Davis. Comment
  CAS-BOT-BC209748  Cornus glabrata Clarence Quick 1970-5-4 70 -01 Yolo Merritt Island near Clarksburg Comment
  UCR183345  Coronopus squamatus G. D. Barbe 1987-4-14 4267 Yolo Sacramento River Valley, Yolo Bypass north of I-80, 5 mi east of Davis 3 Comment
  CDA37701  Coronopus squamatus R. Breckenridge/K. Filippini 2006-6-15 s.n. Yolo Near Davis; southern Yolo by-pass, California Department of Fish & Game Preserve lands and access roads. 0 Comment
  SEINET5744021 Image available Cotinus coggygria June McCaskill 1978-1 786 Yolo SE corner of junction of Peter J. Shields Avenue and California Avenue, University of California campus, Davis.; Univ. of California, Davis Comment
  SEINET11248506 Image available Cotoneaster pannosus June McCaskill 1954-5-18 308 Yolo Southeast corner of Agricultural Engineering Building, University of California, Davis Comment
  UCD160187  Cotula australis J. Shepard 2012-4-21 866 Yolo City of Davis. Intersection of Third and G Sts. Comment
  CDA20328  Cotula australis Sheri Gill 2005-4-25 s.n. Yolo Hwy 128, immediately west of Winters. 0 Comment
  UCD80938  Cotula coronopifolia Ellen Dean; F. Singh, L. Raber, C. Kraintz, R. Ghaffarzadeh 2009-4-1 5341 Yolo city of Woodland. Mavis Henson field property on the east side of County Road 102, just south of County Road 25. Property owned by city of Woodland. Old rodeo area. Buildings gone now. 9 Comment
  UCD150996  Cotula coronopifolia D. S. Park; S. Nicole 2010-5-11 75 Yolo Davis wetlands. Comment
  UCD40992  Crassula aquatica Carol W. Witham 2003-4-11 922 Yolo DFG Tule Ranch vernal pools. Approximately 8 miles southeast of Davis. Southeast of the junctions of County Roads 38 and 105. 4 Comment
  UCD81416  Crassula aquatica J. Shepard 2003-4-27 599 -B Yolo Grasslands Regional Park. East of Davis, from intersection of I-80 and Mace Blvd., 3.5 mi. south on Mace Blvd.(County Road 104), thence east .2 mi along unpaved entrance road, then south along the north-south access road. 12 Comment
  CAS-BOT-BC474554  Crassula connata Jean Shepard 2010-3-24 833 Yolo Myrtle Pl. Comment
  UCD101829  Crassula connata A. A. Beetle 1945-2-15 4182 Yolo Putah Creek Canyon, west of Winters. Comment
  UCD146832  Crassula connata Carol W. Witham 2003-4-9 909 Yolo DFG Tule Ranch vernal pools. Approximately 8 miles southeast of Davis. Southeast of the junctions of County Roads 38 and 105. 4 Comment
  UCD161173  Crassula tillaea Jean Shepard 2010-3-24 833 Yolo City of Davis. Myrtle Pl. Comment
  UCD73620  Crassula tillaea Ellen Dean; Elizabeth Goebel 2008-4-7 4747 Yolo Audubon Bobcat Ranch, northwest of the city of Winters. Maxwell Flat, west of Dry Creek road crossing. 83 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
  UCD126222  Cressa truxillensis P. B. Kennedy 1916-7-23 s.n. Yolo Holland Land Company, Clasksburg-Sacramento River. Comment
  UCR51827  Cressa truxillensis D. E. Anderson 1977-5-15 15699 Yolo Sacramento River floodplain, N of Yolo bypass c. 20 mi. north of Sacramento along Hwy I-5. Under Southern Pacific Railroad trestle. Comment
  UCD126213  Cressa truxillensis S. C. Hanson 1949-5-15 16 Yolo under Yolo Causeway. Comment
  CDA28860  Croton setiger M. K. Beyers 2009-7-18 178 Yolo Putah Creek; along trail leading from a pull-off on Highway 128 towards creek, downstream from the Monticello Dam. Adjacent to the small island (AKA Coyote-tooth Island) that forks Putah Creek. 0 Comment
  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
  UCD35452  Croton setiger Beecher Crampton 1956-9-28 3875 Yolo 4 miles west of Winters, Vaca Mtns., Putah Creek Canyon. Comment
  UCD142137  Croton setiger Fleur Ng'weno 1989-5-7 DQ 41 Yolo D-Q University County Road 31, 9 mi. west of Davis city center. 29 Comment
  UCD142147  Croton setiger K. O'Keefe 1995-6-3 s.n. Yolo North side of Putah Creek road at its intersection with Olive School Lane. Near Winters, CA.; Coast Range. 80 Comment
  UCD41060  Crypsis alopecuroides Carol W. Witham 2003-8-8 991 Yolo DFG Tule Ranch vernal pools. Approximately 8 miles southeast of Davis. Southeast of the junctions of County Roads 38 and 105. 4 Comment
  UCD21331  Crypsis schoenoides J. Shepard 2000-6-11 303 Yolo Yolo County Grasslands Park: East of Davis, from intersection of I-80 and Mace Blvd., 3.5 mi. south on Mace Blvd. (County Road 104), thence east along unpaved entrance road nearly to Air Force facility boundary and thence 500 feet south to disked vernal pool. 12 Comment
  UCD36106  Crypsis schoenoides Beecher Crampton 1952-10-28 892 Yolo Yolo County, 5 miles west of city of Winters, on Monticello Road, along Putah Creek. Comment
  UCD37764  Crypsis schoenoides Beecher Crampton 1961-10-25 6054 Yolo Yolo County, 2 miles west of Bryte, along County Road 127, junction of Sacramento Bypass and Yolo Bypass. Comment
Read comments
Jun 27 2008
  UCD59831  Crypsis schoenoides Beecher Crampton 1961-8-1 5965 Yolo Davis. Southern Pacific Railroad. Comment
  UCD59366  Crypsis vaginiflora Ellen Dean; Kate Mawdsley 2007-6-8 3842 Yolo Tuleyome Ireland Ranch, Inner Coast Ranges, northwest of the city of Winters, between Salt Creek and Enos Creek, just N of Wild Cow Mtn. Western part of ranch near stock pond. 627 Comment
  UCD59977  Crypsis vaginiflora Beecher Crampton 1953-10-6 1663 Yolo West bank of the Sacramento River, Broderick. Comment
  UCD81850  Crypsis vaginiflora Ellen Dean; M. Showers, G. Harrington 2009-6-3 5769 Yolo Woodland Regional Park. City of Woodland property on the E side of County Road 102, just S of County Road 25. Along E edge of drainage pond. 9 Comment
  UC78705  Cryptantha excavata C. F. Baker 1903-5-8 2886 Yolo Cache Creek canyon Cache Creek Comment
  UC762406  Cryptantha flaccida R. F. Hoover 1938-4-23 3198 Yolo grade on Rumsey to Arbuckle road Comment
  UCD160939  Cryptantha flaccida J. Shepard 2012-4-7 864 Yolo West of Woodland, Co Rd 16 to Guinda. W on Forest Ave (Co Rd 53) about 1 mi to gate. Continue 3/4 - 1 mi past gate. Comment
  SEINET10734707  Cucurbita pepo Stephanie Frischie 2000-9-27 Frischie 74 Yolo Safeway Store #1205, 1431 West Covell, Davis, CA 95616. 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
  UCD34250  Cuscuta brachycalyx Beecher Crampton 1978-6-26 9607 Yolo 4 miles S.E. of Woodland, T9N R2E sect. 11 N.E. 1/4. Comment
  UCD35449  Cuscuta brachycalyx Beecher Crampton 1956-9-27 3872 Yolo 3 miles west of Davis. Comment
  UCD126270  Cuscuta campestris T. C. Fuller 1960-11-7 5307 Yolo in Yolo Bypass, along River Road, East of Woodland. Comment
  UCD126272  Cuscuta campestris R. Keith Glenn 1974-10-4 s.n. Yolo ca. 2 miles south of Interstate 80, on east edge of Yolo Bypass. Comment
  UCD54468  Cuscuta campestris Keith Glenn 1973-8-2 s.n. Yolo South side of Interstae Hwy 80 on west side of Yolo County Bypass. Comment
  CDA1351  Cuscuta japonica Bill Lyon 2006-11-28 PDR# 1441246 Yolo West Sacramento; 1912 Proctor Ave. Comment
  CHSC97913  Cuscuta japonica Bill Lyon 2006-11-28 PDR 1441246 Yolo West Sacramento; 1912 Proctor Ave. 4 Comment
  SEINET7940325  Cuscuta subinclusa W. A. Harvey 1953-10-20 s.n. Yolo Pole Line Road (County Road # 102), ca. 4 miles N of Davis. Comment
  UCD126345  Cuscuta subinclusa W. A. Harvey 1953-10-20 s.n. Yolo Pole Line Road (#202), ca. 4 miles north of Davis. Comment
  UCD98532  Cycloloma atriplicifolium R. Tofsrud 1950-11-1 s.n. Yolo West Sacramento. Comment
  UCD33599  Cynodon Beecher Crampton 1970-6-24 8624 Yolo Yolo County, UC Davis campus, sewer air exhaust?. Comment
  POM302060  Cynodon barberi A. A. Beetle 1945-8-20 4022 Yolo Davis, on Univ. of Calif. farm 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
  UCD13304  Cynodon dactylon Bill Chally 1989-6-6 25 Yolo UC. Davis. 12 Comment
  UCD21316  Cynodon dactylon J. Shepard 2000-5-20 270 Yolo Yolo County Grasslands Park: East of Davis, from intersection of I-80 and Mace Blvd., 3.5 mi. south on Mace Blvd. (County Road 104), thence east along unpaved entrance road. Parking lot on north side of entrance road. 12 Comment
  UCD37287  Cynodon dactylon Beecher Crampton 1959-3-24 5144 Yolo Yolo County, city of Davis. Comment
  UCD60089  Cynodon dactylon D. H. Hartmann 1941-7-9 s. n. Yolo Agronomy Plots, Davis. Comment
  UCD60100  Cynodon dactylon Beecher Crampton 1970-6-24 8624 Yolo U. C. Davis Campus. Comment
  UCD60118  Cynodon dactylon Cay Collette 1975-4-12 6 Yolo Knight's Landing. 15 Comment
  UCD69701  Cynodon dactylon Kathy Baker 1982-6-6 32 Yolo Davis, Adams Street. In field, 50 yards from last house, 10 yards from side of road. With bunch grass and Centaurea solstitialis. On dry, rocky soil in full sun. Grass, 25cm tall. 13 Comment
  UCD73595  Cynodon dactylon Ellen Dean; Elizabeth Goebel 2008-4-7 4730 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
  UCR119171  Cynodon dactylon Beecher Crampton 1962-1-8 6084 Yolo Sacramento Valley, 2.5 miles west of Winters, State Highway 128. 46 Comment
  RSA99597  Cynodon dactylon P. H. Raven 1952-6-28 4219 Yolo Davis 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
  CAS-BOT-BC114748  Cyperus alternifolius Clarence Roy Quick 1972-8-3 72 -33 Yolo Merritt Island, about 20 mi SSW of Sacramento, just W of the Sacramento River. Comment
  UCD141028  Cyperus difformis Collector Unknown 1950-1 s.n. Yolo exact location unknown. Comment
  CAS-BOT-BC114576  Cyperus eragrostis Clarence Roy Quick 1972-7-22 72 -19 Yolo Occasional near river's edge. On E levee of Merritt Island, at junction of road 142. Comment
  RSA127046  Cyperus erythrorhizos H. S. Yates 1936-8-14 6141 Yolo 8 mi NE of Knights Landing 15 Comment
  CAS-BOT-BC114278  Cyperus esculentus Clarence Roy Quick 1968-8-25 68 -12 Yolo Garden, Merritt Island. Near junction of county roads #140 & 142, Comment
  SEINET8765662 Image available Cyperus odoratus A. S. Crafts Yolo Davis, California Comment
  UCD33554  Cyperus odoratus Beecher Crampton 1969-10-21 8524 Yolo Putah Creek bed, S.E. of University airport. Comment
  UC1021830  Cyperus rotundus June McCaskill 1955-3-14 380 Yolo Agronomy Greenhouse U.C. Davis Comment
  CDA2600  Cyperus rotundus MacBride 1939-11-24 Yolo School, Clarksburg. 0 Comment
  UCD138018  Damasonium californicum Collector Unknown 1925-5-11 1451 Yolo Davis. Comment
  RSA82764  Damasonium californicum Jo Nixon 1951-5-19 23 Yolo Hwy 40, W of causeway, 6 miles E of Davis. 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
  UCR244759  Datura ferox Jean V. Shepard 2011-8-20 856 Yolo NE of Woodland, from intersection of county roads 102 & 16, east on road 16 to T. Right on Rd 16A around Gray's Bend about 2 miles to private dirt road on left. Site is just east of Sutter Co. line. 14 Comment
  SEINET212395 Image available Datura stramonium Timothy K. Lowery 1973-8-15 2 Yolo 1/2 m N of Rumsey in a waste field by side of hyw. 16 91 Comment
  UCD126533  Datura stramonium M. Phillips 1929-10-1 2067 Yolo Putah Canyon. Comment
  UCD14612  Datura wrightii Nathan Horn 1989-6-7 25 Yolo along Old Davis Road, ca. 1 mile south of University of California, Davis. 15 Comment
  UCD23365  Datura wrightii Mark Wilkerson 1976-6-1 17 Yolo 3 ft tall, highly branched, strong disagreeable odor, pubescent leaves and stems. Very dry, very hard packed soil, near grassy fields. Soil is clay like. One mile south of Russell Blvd. and Road 95; just north of Putah Creek bridge. 21 Comment
  UCD127401  Daucus carota Collector Unknown 1925-6-19 400 Yolo University Farm Campus, Davis. Comment
  UCD127403  Daucus carota Collector Unknown 1925-6-19 415 Yolo Davis. Comment
  UCD127418  Daucus pusillus Jack Maze 1963-4-27 16 Yolo 3/4 mile east of Recreation Beach, State Highway 128. Comment
  LA207397  Delphinium hansenii H. Lewis; Carl Epling 1946-5-5 606 Yolo Bridge 2234, 3.8 mi. W of Winters Comment
  LA207394  Delphinium hansenii H. Lewis; G. Mehlquist 1941-9-5 sn Yolo State Highway #28, 3.6 mi. W of Winters Comment
  LA207499  Delphinium hesperium H. Lewis; G. Mehlquist 1941-9-5 sn Yolo Putah Creek, 0.1 mi. E of the Napa Co. line Comment
  UCD95815  Delphinium hesperium Beecher Crampton 1978-5-15 9588 Yolo Yolo County, ca. 3 miles west of Winters on Hwy. 128. Comment
  UC1040692  Delphinium hesperium subsp. pallescens Beecher Crampton 1956-4-16 3248 Yolo 6 mi s of Davis Comment
  UCD62905  Delphinium nudicaule Christa Lindsey; Plant Biology 102 students 2008-5-3 4 Yolo Yolo County; Audubon Bobcat Ranch, lands to the north of Hwy 128 on north side of Putah Creek downstream of Monticello Dam. Bray Canyon. West side of Bray Creek. 103 Comment
  UCD96533  Delphinium patens K. Esau 1934-3-5 s. n. Yolo Putah Canyon. Comment
  UCD96532  Delphinium patens A. A. Beetle 1945-2-22 4191 Yolo Cottonwood Slough, southwest of Madison. Comment
  UCD58058  Delphinium patens subsp. patens Ellen Dean; K. Mawdsley 2007-4-6 3598 Yolo Tuleyome Ireland Ranch. In inner coast range, northwest of the City of Winters, between Salt Creek and Enos Creek, just north of Wild Cow Mountain. SE portion of ranch. 555 Comment
  UCD48151  Delphinium variegatum A. Laffin; S. Holck, A. Randall 2002-4-13 12 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 Springs and ca. 1.0 airline mile WNW of UC Davis Aquatic Lab facility, south of running stream, 9 yards from the N side of the road. 488 Comment
  UCD160168  Delphinium variegatum subsp. variegatum Laura Losmozos 2015-4-12 1 Yolo Audubon Bobcat Ranch. North side of Hwy 128, west of Winters. Southeast corner of ranch, west and uphill of ranch house headquarters. 188 Comment
  CDA31663  Deschampsia danthonioides P. B. Kennedy 1925-4-26 Yolo Davis 0 Comment
  UCD21248  Deschampsia danthonioides J. Shepard 2000-4-13 132 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
  UCD33233  Deschampsia danthonioides Beecher Crampton 1967-5-18 7949 Yolo 1 mile north of Davis. Comment
  UCD36099  Deschampsia danthonioides Beecher Crampton 1952-10-27 877 Yolo Yolo County, I.5 miles north of city of Davis, along Southern Pacific Railroad property. Comment
  UCD36175  Deschampsia danthonioides Beecher Crampton 1953-3-29 1040 Yolo Yolo County, 1.5 miles north of city of Davis. Comment
  UCD40994  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
  UCD62798  Deschampsia danthonioides R. M. Love 1944-4-1 Yolo W of Capay. Comment
  UCD62799  Deschampsia danthonioides Beecher Crampton 1953-3-29 1040 Yolo 1.5 miles north of Davis. Comment
  UCD62848  Deschampsia danthonioides Beecher Crampton 1967-5-18 7949 Yolo 1 mi. N of Davis. Comment
  UCD62865  Deschampsia danthonioides Fleur Ng'weno 1989-4-27 DQ 18 Yolo D-Q University, County Road 31, 9 miles W of Davis city center. 29 Comment
  UCD62686  Deschampsia danthonioides var. gracilis P. B. Kennedy 1915-4-26 s.n. Yolo Outskirts of Davis. Comment
  UC143057  Dichelostemma capitatum C. F. Baker 1903-5-7 3072 Yolo Rumsey Comment
  UCD139219  Dichelostemma capitatum R. B. Griffith 1949-3-20 4 Yolo Putah Canyon. Comment
  UCD168444  Dichelostemma capitatum Ellen Dean 2017-3-15 9267 Yolo Audubon Bobcat Ranch, lands north of Hwy 128, just east of Monticello Dam. Bray Canyon and vicinity on the western side of ranch. Ranch burned once each year in 2014, 2015, 2016. 2017 has been a high rainfall year. East-facing slopes on west side of lower reaches of Bray Canyon. 133 Comment
  UCD34200  Dichelostemma capitatum Beecher Crampton 1978-3-16 9550 Yolo Winters, western edge of town. Comment
  UCD34395  Dichelostemma capitatum Beecher Crampton 1982-3-8 9815 Yolo 5 miles west of Winters on Hwy. 128. Comment
  UCD139224  Dichelostemma capitatum subsp. capitatum F. W. Hayes 1927-1-30 580 Yolo Putah Canyon. Comment
  UCD139424  Dichelostemma capitatum subsp. capitatum J. McGrath 1963-3-17 33 Yolo below Recreation Beach, State Highway 128, 8 miles west of Winters, Putah Canyon. Comment
  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
  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
  UCR207818  Dichelostemma capitatum subsp. capitatum George K. Helmkamp, E. A. Helmkamp 2009-3-24 14440 Yolo Inner North Coast Ranges, along CA-128, 4.4 miles west of Winters and beside Putah Creek 43 Comment
  SEINET8472319  Dichelostemma capitatum subsp. capitatum Schank 1959-3-28 s.n. Yolo About 2 miles W of Winter along Hwy 128. 152 Comment
  HSC62922  Dichelostemma volubile J. M. DiTomaso 1979-5-12 994 Yolo Below Monticello Dam near Putah Creek 91 Comment
  HSC81615  Dichelostemma volubile Thomas W. Nelson, Jane P. Nelson 1980-4-27 5105 Yolo Along SR 16, 100 m E of bridge over Cache Creek, 4.2 mi. from county line 152 Comment
  UC333351  Dichelostemma volubile unknown 1891-5-28 Yolo Capay Valley Comment
  UCD73253  Dichelostemma volubile Ellen Dean; Susan Xhang, Christa Lindsey, Chris Mosser 2008-4-17 4832 Yolo Audubon Bobcat Ranch, lands to the north of Hwy 128 on north side of Putah Creek, downstream of Monticello Dam. 77 Comment
  HSC3102  Dichelostemma volubile W. R. Rogers 1965-6-25 251 Yolo Fisk Creek Ridge, 6 mi. S Hwy. 16 Comment
  UCD63933  Digitaria ischaemum A. A. Beetle 1946-7-1 4702 Yolo Davis. Comment
  CAS-BOT-BC242659  Digitaria sanguinalis Beecher Crampton 1962-9-11 6670 Yolo 3 miles west of city of Winters Comment
  UCD33498  Digitaria sanguinalis Beecher Crampton 1969-7-25 8499 Yolo Yolo County, Davis, Russell blvd. Comment
  UCD63968  Digitaria sanguinalis Beecher Crampton 1969-9-8 8512 Yolo 3/4 mile west of the old Elkhorn Ferry, Sacramento River, State Hwy. 16. Comment
  UCD63981  Digitaria sanguinalis Beecher Crampton 1967-9-13 8183 Yolo UC-Davis Agronomy field. Comment
  UCD64129  Digitaria sanguinalis A. S. Crafts 1926-7-8 475 Yolo University Farm Campus, Davis. Comment
  SACT000982  Digitaria sanguinalis M. Wiesendanger 1927/07/00 Yolo Comment
  SEINET5737236 Image available Diplacus aurantiacus subsp. aurantiacus Carla de Leon 1975-1 32 Yolo State Highway 128, 1.5 miles east of Monticello Dam.; Monticello Dam 201 Comment
  CAS-BOT-BC474705  Dipsacus fullonum Jean Shepard 2013-7-6 880 Yolo City of Davis, ENE Wildhorse Golf Course. From intersection of Covell Blvd. and Monarch Ln, about 0.1 mi E and about 0.1 mi N Comment
  UCD161176  Dipsacus fullonum Jean Shepard; Scott Shepard 2012-6-3 868 Yolo NE of City of Davis. Willow Slough. From junction of Co. Rds. 28H and 105, 40 yd SE. Comment
  CAS-BOT-BC208644  Distichlis spicata C. R. Quick 1972-7-24 72 -9 Yolo Abundant on canal bank and main drainage canal of Merritt Island, Road 141, northern part of island about 20 miles SSW of Sacramento. Comment
  SBBG21237  Distichlis spicata B. Crampton 1954-9-30 Yolo 3 mi N of Davis Comment
  UCD35417  Distichlis spicata Beecher Crampton 1956-7-13 3708 Yolo Yolo bypass. Comment
  UCD64577  Distichlis spicata Beecher Crampton 1958-6-30 4992 Yolo Davis, S. P. RR Station. Comment
  UCD73035  Distichlis spicata Ellen Dean; Erika Smith and Casey Woodall 2008-5-12 4916 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
  UCR119012  Distichlis spicata Beecher Crampton 1958-6-20 4940 Yolo Sacramento Valley, 3-4 miles east of Woodland, along State Hwy. 16 and 224. 15 Comment
  UCD64490  Distichlis spicata var. stricta A. A. Beetle 1946-5-11 4703 Yolo Davis. By railroad tower. 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
  UCD40554  Dittrichia graveolens A. M. Shapiro 2003-12-3 s.n. Yolo U.C. Davis campus, about 20 meters northwest of the Rec Pool Lodge. Comment
  UC445044  Dodecatheon clevelandii subsp. patulum Franklin P. Nutting April 1892 Yolo Comment
  UCD56729  Dodecatheon hendersonii Ellen Dean; M. Bibbo 2007-3-23 3421 Yolo Tuleyome Ireland Ranch. In inner coast range northwest of the City of Winters between Salt Creek and Enos Creek, just north of Wild Cow Mountain. SW portion of ranch. 703 Comment
  SEINET8561757  Dodecatheon hendersonii G. Cook 1959-3-27 4 Yolo 5 miles W of Winters along Hwy 128. 305 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
  UCD144778  Downingia bicornuta var. bicornuta Carol W. Witham 2003-4-7 883 Yolo DFG Tule Ranch vernal pools. Approximately 8 miles southeast of Davis. Southeast of the junctions of County Roads 38 and 105. 4 Comment
  SD27860  Downingia insignis Carl B. Wolf 1928-5-8 2134 Yolo Sacramento Valley, 4.0 miles north of Zamora. 39 Comment
  UC765620  Downingia insignis R. F. Hoover 1937-5-19 2299 Yolo near Zamora Comment
  UCD144780  Downingia insignis Carol W. Witham 2003-4-7 879 Yolo DFG Tule Ranch vernal pools. Approximately 8 miles southeast of Davis. Southeast of the junctions of County Roads 38 and 105. 4 Comment
  UCD21425  Downingia insignis J. Shepard 2002-4-18 521 Yolo Yolo County Grasslands Park: East of Davis, from intersection of I-80 and Mace Blvd., 3.5 mi. south on Mace Blvd. (County Road 104), thence east 0.5 miles along unpaved entrance road -to Department of Defense fence. South to second large vernal pool. 12 Comment
  UCD55046  Downingia insignis H. B. Nidever 1951-4-26 23 A Yolo 2.5 miles east of Davis. Comment
  UCD55109  Downingia insignis Everett H. Everson 1951-4-19 38 Yolo 8.2 miles southeast of Davis on county road 34A. Comment
  UCD170374  Downingia insignis 21 Apr l 2000 s.n. Yolo Site of Greyhawk Housing Development, North of City of Winters. Comment
  UCD144782  Downingia ornatissima var. ornatissima Carol W. Witham 2003-4-7 884 Yolo DFG Tule Ranch vernal pools. Approximately 8 miles southeast of Davis. Southeast of the junctions of County Roads 38 and 105. 4 Comment
  JEPS108443  Downingia ornatissima var. ornatissima Lisa Schultheis 1995-6-3 204 -95 Yolo Near Madison and Woodland. S side of Rd. 19, .1 mi E from Rd. 96. Comment
  UC494213  Downingia ornatissima var. ornatissima E. A. Wilkins 1932-4-28 Yolo Bypass Comment
  UCD81462  Downingia pulchella M. Wiesendanger 1927-4-29 584 Yolo Davis. Comment
  UC635710  Downingia pulcherrima D. Tebbe 1930-4-5 140 Yolo near Woodland; Sacramento Valley Comment
  UCD72431  Drymocallis glandulosa Ellen Dean 2008-4-25 4858 Yolo Tuleyome Ireland Ranch, southwest portion of ranch, just north of stockpond along overgrown trail. 627 Comment
  UCD101884  Dudleya cymosa R. F. Denno 1967-3-29 23 Yolo 0.5 mile east of Monticello Dam. 76 Comment
  UCD62899  Dudleya cymosa subsp. cymosa Christa Lindsey; Plant Biology 102 students 2008-5-3 1 Yolo Yolo County; Audubon Bobcat Ranch, lands to the north of Hwy 128 on north side of Putah Creek downstream of Monticello Dam. Bray Canyon. West side of Bray Creek. 103 Comment
  UCD98580  Dysphania ambrosioides Beecher Crampton 1961-10-25 6044 Yolo 4 miles northwest of Bryte, Yolo Bypass. Comment
  UCD81431  Dysphania ambrosioides M. Wiesendanger 1927-10-1 s.n. Yolo Davis. University Farm. Comment
  UCD98712  Dysphania botrys H. A. Borthwick 1925-5-5 1854 Yolo Putah Canyon. Comment
  UCD98754  Dysphania botrys M. Phillips 1929-4-30 1971 Yolo Putah Canyon. Comment
  UCD98774  Dysphania chilensis J. A. Ogle 1924-6-1 29 Yolo W. Sacramento roadside. Comment
  SEINET241772 Image available Echinochloa Beecher Crampton 1965-7-27 7472 c Yolo 5.1 miles east of Woodland. Comment
  UCD32966  Echinochloa Beecher Crampton 1965-8-18 7488 Yolo 3 miles W of Knight's Landing. Comment
  HSC93575  Echinochloa colona G. Fred Hrusa 1997-8-28 14090 Yolo NE corner of Walnut and North, Woodland. 50 Comment
  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
  UCD37756  Echinochloa colona Beecher Crampton 1961-10-25 6035 Yolo Yolo County, 2.5 miles south of Woodland, along County Road 98. Comment
  UCD38017  Echinochloa colona Beecher Crampton 1962-9-11 6668 Yolo Yolo County, 3 miles west of city of Winters. Comment
  UCD60775  Echinochloa colona Beecher Crampton 1954-7-28 2226 Yolo 1 mile north of Davis. Comment
  SEINET9609950 Image available Echinochloa colona June McCaskill, Margene Griggs, W. A. Harvey 1968-8-1 737 Yolo weed around Agronomy field plot A-8, ca. 0.5 mile east of University Airport, University of California, Davis Comment
  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
  SEINET241773 Image available Echinochloa crus-galli Beecher Crampton 1965-7-27 7472 a Yolo 5.1 miles east of Woodland. Comment
  SEINET241776 Image available Echinochloa crus-galli Beecher Crampton 1965-8-18 7482 c Yolo 3 miles NW of Davis on County rd. 99 between roads 30 and 31. Comment
  SEINET249962 Image available Echinochloa crus-galli Beecher Crampton 1961-7-21 5941 Yolo 5.5 miles west of city of Davis, along Russell Boulevard. Comment
  UCD32862  Echinochloa crus-galli Beecher Crampton 1964-10-14 7219 Yolo Yolo County, UC Davis agronomy nursery weed Comment
  UCD32913  Echinochloa crus-galli Beecher Crampton 1965-7-7 7435 Yolo Yolo County, 2.5 miles N.E. of Winters on road 31. Comment
  UCD32914  Echinochloa crus-galli Beecher Crampton 1965-7-7 7436 Yolo Yolo County, northern city limits of Winters. Comment
  UCD32954  Echinochloa crus-galli Beecher Crampton 1965-7-27 7473 Yolo Yolo County, 2.5 miles east of Woodland on rd. 102. Comment
  UCD32965  Echinochloa crus-galli Beecher Crampton 1965-8-18 7486 Yolo 3 miles W of Knight's Landing. Comment
  UCD37377  Echinochloa crus-galli Beecher Crampton 1959-11-2 5468 Yolo Yolo County, 7.5 miles west of city of Davis. Comment
  UCD37755  Echinochloa crus-galli Beecher Crampton 1961-10-25 6034 Yolo Yolo County, 2.5 miles south of Woodland, along County Road 98. Comment
  UCD60838  Echinochloa crus-galli Beecher Crampton 1957-9-16 4612 Yolo County Road 27, 8 miles northwest Davis. Comment
  UCD60903  Echinochloa crus-galli H. R. Drever 1945-6-1 Yolo University of California campus, Davis. Comment
  UCR141629  Echinochloa crus-galli Beecher Crampton 1964-10-14 7219 Yolo Sacramento Valley, UC Davis agronomy nursery 16 Comment
  UCR152270  Echinochloa crus-galli Beecher Crampton 1959-11-2 5468 Yolo 7.5 mi west of city of Davis Comment
  UCD60884  Echinochloa crus-galli var. mitis E. G. Cakin 1947-5-14 Yolo Davis. Comment
  UCD60815  Echinochloa crus-galli var. mitis Beecher Crampton 1954-7-28 2227 Yolo 1 mile north of Davis. Comment
  UCD32953  Echinochloa crus-pavonis Beecher Crampton 1965-7-27 7472 c Yolo Yolo County, 5.1 miles east of Woodland. Comment
  UCD60940  Echinochloa crus-pavonis Beecher Crampton 1964-7-28 7131 Yolo UC-Davis campus. Central Garage area. Comment
  HSC101766  Echinochloa muricata var. microstachya J. P. Smith 2011-9-24 13430 Yolo Along State Route 16 west of Esparto 21 Comment
  UCD137948  Echinodorus berteroi Sonia Cook 1972-5-27 s.n. Yolo on north side of Putah Creek, south of Cal Aggie airstrip, University of California at Davis campus. Comment
  RSA518822  Eclipta prostrata Barbara Ertter 1988-10-21 7985 Yolo Cache Creek at Rd 89 crossing just W of I-505, E of gravel pits 1.5 mi N of Madison, ca 10 airmiles W of Woodland. 37 Comment
  UC1562717  Eclipta prostrata Barbara Ertter 1988-10-21 7985 Yolo creek at Rd 89 crossing just w I-505 (e of gravel pits 1.5 mi n of Madison, ca 10 air mi w of Woodland); Sacramento Valley, Cache Creek 36 Comment
  UCD81564  Eclipta prostrata W. D. Norton 1928-9-1 1432 Yolo Woodland. Comment
  UCD161071  Ehrendorferia chrysantha Craig Thomsen 2006-6-8 2662 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
  UCD20893  Ehrendorferia chrysantha N. Nicola 2001-1-5 121 Yolo Eastern foothills of inner north coast range, Capay Valley, on roadside of Hwy. 16, about 1.5 mi. NW of Rumsey. Comment
  CDA2020  Ehrharta erecta Evelyn Healy May 1996 s.n. Yolo On the east side of D Street, between 6th and 7th Streets, Davis; in a front yard. 0 Comment
  UCD20163  Ehrharta erecta Bob Laben 2002-1-24 s.n. Yolo Davis. From Bob Laben's garden, 502 Oak Ave. Comment
  UCD41307  Elaeagnus angustifolia Ellen Dean; Jean Shepard 2003-5-18 1820 Yolo UC Davis property along Russell Blvd. at intersection with Stevens Bridge Road, east side of Stevens Bridge Road. 15 Comment
  UCD160174  Eleocharis macrostachya Leonardo Tuchman 2015-4-12 1 Yolo Audubon Bobcat Ranch. North side of Hwy 128, west of Winters. Southeast corner of ranch, west and uphill of ranch house headquarters. 188 Comment
  UCD49785  Eleocharis macrostachya R. Tofsrud 1947-4-24 s.n. Yolo North of Davis. Comment
  SEINET201484  Eleocharis palustris Paul H. Calberley 1961-5-14 527 Yolo 4 miles west of Davis on State Highway 128, Comment
  RSA262458  Eleocharis palustris R. F. Denno 1967-3-29 20 Yolo 4 miles west of Winters 46 Comment
  RSA654059  Eleusine indica Beecher Crampton 1977-9-8 9524 Yolo Davis, UC Davis campus quad lawn. Comment
  UCD36085  Eleusine indica Beecher Crampton 1952-10-3 852 Yolo Yolo County, city of Davis, adventive in lawn. Comment
  JEPS84733  Elodea canadensis John W. Willoughby 1979-8-13 4423 Yolo Putah Creek Vaca Mountains, Putah Creek (fishing access along State Highway 128, about 1.2 mi nw of the junction with Pleasants Valley Road (County Rd 86), w end of fishing access) 60 Comment
  UCD20747  Elyhordeum macounii E. Dean; with M. Bibbo 2002-7-5 1152 Yolo McLaughlin UC Reserve. Clover Valley, W of main road that goes N-S through the valley, alongside of dried drainage, S of stock pond. 457 Comment
  UCD164528  Elymus glaucus Craig D. Thomsen 2006-6-13 2659 Yolo Camp Haswell County Park, flat above turnout along Hwy 16. 137 Comment
  CAS-BOT-BC234101  Elymus multisetus A. A. Heller 1902-5-21 5577 Yolo Near Madison Comment
  UCD37510  Elymus repens Beecher Crampton 1961-3-13 5828 Yolo Yolo County, city of Davis, Southern pacific Railroad Station. Comment
  UCD37783  Elymus repens Beecher Crampton 1962-3-19 6088 Yolo Yolo County, city of Davis, Southern Pacific Railroad station. Comment
  UCD37838  Elymus repens Beecher Crampton 1962-4-18 6229 Yolo Yolo County, city of Davis, Southern Pacific Railroad Station. Comment
  UCD62525  Elymus repens Beecher Crampton 1962-5-4 6401 Yolo Southern Pacific R.R. Station, Davis. Comment
  UCD62560  Elymus repens Beecher Crampton 1961-5-2 5862 Yolo Southern Pacific Railroad Station, Davis. Comment
  UCD168485  Emmenanthe penduliflora Ellen Dean 2017-3-15 9274 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
  UCR190478  Epilobium brachycarpum George K. Helmkamp, E. A. Helmkamp 2007-9-17 12970 Yolo Sacramento Valley, along CA-16 at Madison, at junction with County Road-89, about 9 miles west of Brower's Corner in Woodland 43 Comment
  UCD36091  Epilobium brachycarpum Beecher Crampton 1952-10-12 859 Yolo 5 miles west of city of Davis, on Winters Road. Comment
  UCD37037  Epilobium campestre Beecher Crampton 1956-7-13 3706 Yolo Yolo Bypass. Comment
  UCD55494  Epilobium campestre J. Shepard 2004-6-13 668 Yolo Yolo County Grasslands Park: East of Davis, from intersection of I-80 and Mace Blvd., 3.5 mi. south on Mace Blvd. (County Road 104), thence east on unpaved entrance road nearly to DOD fence, thence south .2 mi. to vernal pool straddling fence. 10 Comment
  UCD105941  Epilobium campestre Fleur Ng'weno 1989-5-15 DQ 48 Yolo D-Q University County Road 31, 9 miles west of Davis city center. 29 Comment
  UCD38279  Epilobium canum Beecher Crampton 1952-10-27 896 Yolo Creek bank leading into Putah Creek, 5 miles west of Winters. Comment
  CHSC79326  Epilobium canum subsp. canum Beecher Crampton 1975-11-18 9338 Yolo Ca. 6 miles west of Winters along Hwy. 128. Comment
  UCD35453  Epilobium canum subsp. latifolium Beecher Crampton 1956-9-28 3876 Yolo 4.5 miles west of Winters, Vaca Mtns., along Putah Creek. Comment
  UCD103913  Epilobium densiflorum Mary Schiedt 2010-8-24 s.n. Yolo Department of Fish and Game lands in Yolo Bypass. Comment
  UC762770  Epilobium foliosum R. F. Hoover 1938-4-23 3203 Yolo Grade on Rumsey-Arbuckle Rd. Comment
  RSA41104A  Epilobium minutum Robert F. Hoover 1938-4-23 3203 Yolo Grade on Rumsey - Arbuckle Road. Comment
  RSA0037240  Equisetum Keith E. Hoffmaster 1941-3-15 s.n. Yolo Sacramento river levee. Comment
  UCD135320  Equisetum X ferrissii Clarence R. Quick 1969-6-14 69 -12 Yolo Merritt Island. Near junction of country roads #140 and 142. 3.5 miles S of Clarksburg. Comment
  POM307392  Equisetum hyemale var. affine Lyman Benson 1949-6-15 13732 Yolo Sacramento River levee, 10 miles NW of Sacramento. Sacramento River drainage area. 15 Comment
  UCD20609  Equisetum laevigatum E. Dean; with M. Bibbo 2002-7-5 1156 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
  UCD135505  Equisetum laevigatum Cay Collette 1975-5-17 16 Yolo Knight's Landing, along Sacramento River. 15 Comment
  UCSB71155  Equisetum telmateia Gankin, Roman 1962-2-20 Yolo Botany Department Greenhouse, UC Davis. Comment
  CDA2075  Eragrostis June McCaskill 1976-9-9 s.n. Yolo Front yard of 731 A Stree, City of Davist. 0 Comment
  UCD65700  Eragrostis Beecher Crampton 1955-8-22 3135 Yolo Univ. of Calif. - Davis Campus, Agronomy Experimental plots. Comment
  SBBG26366  Eragrostis cilianensis B. Crampton 1966-10-11 Yolo University of California Davis campus, agronomy field 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
  CAS-BOT-BC213549  Eragrostis curvula Beecher Crampton 1962-8-27 6641 Yolo 4 mi. S of Woodland Jct. county Roads 98 and 25A Comment
  SJSU3777  Eragrostis curvula C. W. Sharsmith 1963-6-15 7081 Yolo Sacramento Valley c. 1 mi S of Dunnigan Comment
  UCD62987  Eragrostis curvula Beecher Crampton 1974-5-7 9049 Yolo 1 mile east of Winters. Along on - ramp Interstate Hwy. 5 north to Redding. Comment
  UCD63085  Eragrostis curvula Beecher Crampton 1963-6-11 6852 Yolo Yolo County, 1 mile south of Dunnigan along Hwy. 99W. Comment
  UCD63090  Eragrostis curvula Beecher Crampton 1969-10-30 8528 Yolo 4 miles west of Davis. County Road 97 near its junction with County Rd. 31. Comment
  UCD63099  Eragrostis curvula Beecher Crampton 1971-9-7 8756 Yolo 1 mile east of Davis (city limits) Covell Blvd. (County Rd. 31). Comment
  CHSC83242  Eragrostis curvula var. curvula Beecher Crampton 1962-8-27 6641 Yolo 4 miles south of Woodland, at junction of County Roads 98 and 25A. Along roadshoulder. Comment
  UCD63209  Eragrostis hypnoides R. Tofsrud 1942-11-1 163 Yolo Near Davis. Comment
  CAS-BOT-BC242653  Eragrostis mexicana subsp. virescens Beecher Crampton 1953-10-9 1665 Yolo City of Davis, University of California campus Comment
  UCD37511  Eragrostis mexicana subsp. virescens Beecher Crampton 1961-3-20 5841 Yolo Yolo County, city of Davis, University of California Botany Greenhouse area. Comment
  UCD63822  Eragrostis mexicana subsp. virescens W. W. Robbins; Gramineae 1943-8-1 s.n. Yolo Lowe Ranch N. of Woodland. Comment
  UCD33417  Eragrostis minor Beecher Crampton 1967-10-16 8217 Yolo Yolo County, UC Davis agronomy field weed. Comment
  UCD36487  Eragrostis minor Beecher Crampton 1953-10-15 1686 Yolo Yolo County, city of Davis, University of California Agronomy Plots. Comment
  UCD63405  Eragrostis minor Beecher Crampton 1967-10-16 8217 Yolo UC Davis agronomy field. Comment
  UCD63439  Eragrostis minor Collector Unknown 1941-8-1 Yolo Davis. Comment
  CHSC59848  Eragrostis pectinacea var. pectinacea J. M. Tucker 1981-7-22 Yolo In a shrubbery planting at the southeast corner of Wellman Hall, University of California, Davis campus. Comment
  HSC83364  Eragrostis pectinacea var. pectinacea J. M. Tucker 1981-7-22 Yolo U. C. Davis Campus, SE corner of Wellman Hall Comment
  UCD64318  Eragrostis pectinacea var. pectinacea Beecher Crampton 1953-10-15 1684 Yolo city of Davis, University of California Agronomy Plots. Comment
  UCD64507  Eragrostis pectinacea var. pectinacea Elizabeth Wilson Fall 1936 Yolo Davis. Comment
  UCR118878  Eragrostis pilosa Beecher Crampton 1961-10-25 6033 Yolo Sacramento Valley, 1.5 miles southwest of Woodland, along County Road 98. 30 Comment
  UCR119123  Eragrostis tef Beecher Crampton 1960-9-21 5781 Yolo Sacramento Valley, City of Davis. University of California Agronomy plots. 15 Comment
  UCD151019  Erigeron bonariensis D. S. Park 2010-5-28 99 Yolo UCD, east of Science Lecture Bldg. 10 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
  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
  UCD19451  Erigeron sumatrensis J. Shepard 2000-2-19 43 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 north past parking lot to archery range. 12 Comment
  CHSC79409  Eriochloa Beecher Crampton 1955-8-22 3136 Yolo Agronomy experimental plots, UC Davis campus. Comment
  UCD161164  Eriochloa acuminata var. acuminata Jean Shepard 2002-8-24 569 Yolo City of Davis, yard, 1800 block Myrtle Place. 15 Comment
  UC1116690  Eriochloa contracta Beecher Crampton 1960-9-21 5780 Yolo University of California Davis, agronomy plots University of California Davis Comment
  UCD33557  Eriochloa contracta Beecher Crampton 1969-10-30 8529 Yolo 4 miles west of Davis at jct. of roads 31 and 97. Comment
  UCD37497  Eriochloa contracta Beecher Crampton 1960-9-21 5780 Yolo city of Davis, University of California Agronomy Plots. Comment
  UCD65723  Eriochloa contracta Beecher Crampton 1962-10-30 6708 Yolo 2 miles north Davis. Comment
  UCD65724  Eriochloa contracta Beecher Crampton 1963-9-18 6895 Yolo N.W. Davis, Anderson Road. 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
  CAS-BOT-BC216037  Eriodictyon californicum C. F. Baker 1903-5-7 2930 Yolo Rumsey Comment
  UC75287  Eriodictyon californicum C. F. Baker 1903-5-7 2930 Yolo Rumsey Comment
  UCD15559  Eriodictyon californicum E. D. Appenzeller 1995-5-28 s.n. Yolo Off Hwy 128, near Stebbins Cold Canyon. Comment
  SEINET12350272  Eriodictyon californicum Unknown 1998-6-4 22 Yolo 4 mi W of Winters on Hwy 128, 0.5 m W of road 140 Comment
  RSA97549  Eriogonum dasyanthemum Beecher Crampton 1954-9-9 2266 Yolo Valley plains, 2 miles west of Winters 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
  CAS-BOT-BC250379  Eriogonum gracile A. J. Bassinger 1920-10-29 s.n. Yolo Upper Capay Valley along Arbuckle Road Comment
  UCD81048  Eriogonum nudum Agnieszka Zalicka; with PLB 102 class 2009-4-26 7 Yolo Audubon Bobcat Ranch, lands to the north of Hwy 128 on north side of Putah Creek, downstream of Monticello Dam. In a side canyon on the east side of Bray canyon with a tributary of Bray Creek. 147 Comment
  UC468944  Eriophyllum lanatum var. achilleoides Francis Ramaley 1917-5-29 11312 Yolo 8 mi w Winters 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
  UCD59321  Eriophyllum lanatum var. achilleoides Ellen Dean; Kate Mawdsley 2007-5-11 3745 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
  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
  UCD20809  Erodium botrys N. Nicola; C. Kremen 2001-3-16 025 Yolo Eastern foothills of inner north coast range, Capay Valley, 0.9 miles as the crow flies N. of Rumsey; Lowrey Ranch. Comment
  UCD103028  Erodium botrys Beecher Crampton 1959-4-7 5156 Yolo Davis, along railroad. Comment
  UCD103121  Erodium brachycarpum Beecher Crampton 1960-4-26 5487 Yolo Davis, along the railroad. Comment
  CDA37074  Erodium cicutarium 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
  UCD103143  Erodium cicutarium Collector unknown 1925-6-3 1687 Yolo Causeway. Comment
  UCD19447  Erodium cicutarium J. Shepard 2000-2-18 39 Yolo Grasslands Regional Park. East of Davis, from intersection of I-80 and Mace Blvd., 3.5 mi. south on Mace Blvd. (County Road 104), thence east along unpaved entrance road; in open field on south side of road. 12 Comment
  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
  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
  RSA696386  Erodium moschatum Keith E. Hoffmaster 1946-04 1067 Yolo Davis. Comment
  UCD103259  Erodium moschatum G. F. Hrusa 1996-4-10 12743 Yolo Central Valley, W side of Tule Canal, 1/2 miles N of Interstate 5 and 4 m. S of Woodland. 20 Comment
  UCD103265  Erodium moschatum James E. Pallas Jr. 1957-3-13 3 Yolo Southwest corner of Third and C Streets, Davis. Comment
  UCD114815  Eruca vesicaria subsp. sativa J. W. Gilmore 1938-4-7 s.n. Yolo Davis. Comment
  UCD35420  Eryngium aristulatum var. aristulatum Beecher Crampton 1956-7-13 3712 Yolo Yolo bypass. Comment
  UCR212322  Eryngium aristulatum var. aristulatum Ayzik Solomeshch 2003-5-30 s.n. Yolo Dept. of Fish and Game Glide Tule Ranch, about 8 miles SE of Davis 6 Comment
  OBI36649  Eryngium castrense A. C. Sanders 1984-6-18 5063 Yolo Sacramento bypass near Bryte, just nw of Sacramento, bed of the bypass 1 mile w of the Sacramento river 5 Comment
  UCR37301  Eryngium castrense A. C. Sanders 1984-6-18 5063 Yolo Sacramento Valley, Sacramento Bypass near Bryte, just NW of Sacramento, bed of the bypass 1 mi west of the Sacramento River 5 Comment
  UCD129873  Eryngium oblanceolatum J. Shepard 1999-8-10 15 Yolo Grasslands Regional Park. East of Davis, from intersection of I-80 and Mace Blvd., 3.5 mi. south on Mace Blvd.(County Road 104), thence east 1/4 mi along unpaved entrance road. 12 Comment
  UCD136711  Eryngium oblanceolatum Fleur Ng'weno 1989-5-15 DQ 47 Yolo D-Q University County Road 31, 9 miles west of Davis city center. 29 Comment
  UCD136713  Eryngium oblanceolatum Robbins; Norton Date Unknown 826 Yolo West of Davis. 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
  UCD81556  Eryngium vaseyi W. W. Robbins; W. D. Norton 1927-10-1 s.n. Yolo West of Davis. Comment
  SEINET5729534 Image available Erysimum capitatum Robert A. Christison 1960-1 35 Yolo 0.5 miles past Boy Scout cabin on Highway 16.; Davis 46 Comment
  UC917112  Eschscholzia caespitosa D. C. Finfrock 1950-3-26 8 Yolo Putah Canyon Comment
  UCD20013  Eschscholzia caespitosa C. H. Lamoureux; Jack, Marie, and Susan Sheets 1957-4-28 1226 Yolo Capay Canyon. Hwy 16, 7.1 miles NW of Rumsey. 0.1 mile SE of Yolo-Colusa County line. 304 Comment
  UCD20801  Eschscholzia caespitosa N. Nicola; C. Kremen 2001-3-16 017 Yolo Eastern foothills of inner north coast range, Capay Valley, 0.9 miles as the crow flies N. of Rumsey; Lowrey Ranch. Comment
  UCD94043  Eschscholzia caespitosa Shannon M. Still 2006-3-13 48 Yolo California. Yolo County: CA-128 approx. 5 mi W of Winters, CA. 38 Comment
  UCD94044  Eschscholzia caespitosa Shannon M. Still 2006-3-23 49 Yolo California. Yolo County: CA-128 approx. 5 mi W of Winters, CA. 39 Comment
  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
  UCD94050  Eschscholzia caespitosa Shannon M. Still 2006-3-23 56 Yolo California. Yolo County: CA-128 approx. 5 mi W of Winters, CA. 53 Comment
  UCD96480  Eschscholzia caespitosa Shannon M. Still 2006-3-23 052 Yolo California. Yolo County: CA-128 approx. 5 mi W of Winters, CA. 42 Comment
  UCD94051  Eschscholzia californica Shannon M. Still 2006-3-23 57 Yolo California. Yolo County: CA-128 approx 6 mi W of Winters, in larger grassy parking area between 128 and Putah Creek. 47 Comment
  UCD94058  Eschscholzia californica Shannon M. Still 2006-3-23 65 Yolo California. Yolo County: North side of Co. Rd. 19. 38 Comment
  CAS-BOT-BC402936  Eschscholzia californica A. A. Heller 1928-5-12 14556 Yolo Along the highway two miles north of Yolo Comment
  CDA24557  Eschscholzia californica R. E. Skaggs 1962-4-17 Yolo On railroad right of way, 1st & G Streets, Davis. 0 Comment
  CAS-BOT-BC419482  Eschscholzia lobbii Beecher Crampton 1978-3-16 9549 Yolo 2 miles west of Winters Comment
  UCD39512  Eschscholzia lobbii Beecher Crampton 1978-3-16 9549 Yolo California. Yolo Country: 2 miles west of Winters foothills. Comment
  UCR228276  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 Monticelllo Dam, west side of Bray Canyon 78 Comment
  UCD142380  Euphorbia crenulata H. B. Nidever 1951-5-26 38 Yolo Cache Creek Canyon, 2 miles N of Rumsey. Comment
  UCD38926  Euphorbia maculata Beecher Crampton 1961-10-25 6049 Yolo 2 miles west of Bryte, County Road 127, confluence of the Sacramento and Yolo Bypass. 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
  UCD142657  Euphorbia ocellata J. D. Skoss 1948-6-6 29 Yolo Putah Canyon 8 miles below Yolo-Napa county line. Comment
  SEINET12515071 Image available Euphorbia peplus S. T. Senewiratne 1955-4-2 28 Yolo Davis Comment
  UC638789  Euphorbia spathulata Ethel Crum 1938-5-7 1983 Yolo 4 mi n Rumsey (Cache Creek canyon); Inner North Coast Range 152 Comment
  UCD21036  Euphorbia spathulata Vernal Pool Team 2002; Carol Witham and Jennifer Buck 2002-4-4 222 Yolo near the city of Davis. Approximately 1.2 miles S of intersection of Road 105 and Road 38. Glide/Tule Ranch site. 2 Comment
  UCD59373  Eurybia radulina Ellen Dean; Kate Mawdsley 2007-6-8 3848 Yolo Tuleyome Ireland Ranch, Inner Coast Ranges, northwest of the city of Winters, between Salt Creek and Enos Creek, just N of Wild Cow Mtn. Western part of ranch near stock pond. North of berm along dry drainage. 627 Comment
  RSA518888  Euthamia occidentalis Barbara Ertter 1988-10-21 7986 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
  UCD141699  Euthamia occidentalis Ellen Dean; M. Taylor 2013-6-21 7811 Yolo North side of Putah Creek east if the City of Winters. South of Russell Blvd. on east side HWY 505. Yolo County Housing Authority area. In or near Plot YHA 2E of Putah Creek vegetation survey. 6 Comment
  UCD147287  Festuca arundinacea Carol W. Witham 2003-4-26 970 Yolo DFG Tule Ranch vernal pools. Approximately 8 miles southeast of Davis. Southeast of the junctions of County Roads 38 and 105. 4 Comment
  SEINET238366 Image available Festuca eastwoodiae Beecher Crampton 1953-4-27 1141 Yolo 2.5 miles west of city of Winters on Road 87. Comment
  SEINET240477 Image available Festuca mairei Beecher Crampton 1959-5-31 T.O. 2443 Yolo CULTIVATED; UC Davis agronomy experimental area, plant introduction nursery, row G-44 Comment
  UCR178860  Festuca myuros var. hirsuta Ayzik Solomeshch 2002-4-30 s.n. Yolo Sacramento Valley, Glide Ranch, 2.5 mi SSE from intersection of Road 105 and Road 38 6 Comment
  UCR119000  Festuca myuros var. myuros Beecher Crampton 1965-4-27 7298 b Yolo Sacramento Valley, 2 miles northwest of Dunnigan; county road between forks of Buckeye Creek. 14.5 Miles north of Copay 30 Comment
  UCD147295  Festuca perennis Carol W. Witham 2003-4-11 945 Yolo DFG Tule Ranch vernal pools. Approximately 8 miles southeast of Davis. Southeast of the junctions of County Roads 38 and 105. 4 Comment
  UCR257211  Festuca perennis George K. Helmkamp, Mary Alice Barnes 2013-5-8 20522 Yolo Southern Sacramento Valley, Yolo Bypass Wildlife Area, 0.9 mile southeast of the junction of Chiles Road and I-80, between Sacramento and Davis 13 Comment
  CHSC111074  Festuca roemeri var. klamathensis John Anderson 2014-6-15 Yolo Hedgerow Farm, Winters. Comment
  UCD111856  Ficus carica Cay Collette 1975-4-12 9 Yolo Knight's Landing. Approx. 15' from Sacramento River. 15 Comment
  UCD161192  Ficus carica Jean Shepard 2013-6-14 874 Yolo City of Davis. Myrtle Pl. Comment
  UCD39880  Ficus pumila Beecher Crampton 1973-10-19 s.n. Yolo UC Davis campus; main library. Comment
  SEINET9334052  Foeniculum vulgare Unknown 1988-8-20 18612 Yolo Surely one of the most common weeds of Northern California; along Putah Creek beside CA 128, below Berryessa Lake, at Fishing Area #5. UC Davis Herbarium, The Beecher Crampton Herbarium Collection Comment
  UCD81389  Foeniculum vulgare M. Wiesendanger 1927-9-1 809 Yolo Davis. University Farm. Comment
  CAS-BOT-BC62975  Frangula californica subsp. tomentella E. L. Greene 1903-5-7 3071 Yolo Rumsey. 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
  UCD34258  Frankenia salina Beecher Crampton 1978-6-27 9614 Yolo Yolo County, 4 miles S.E. of Woodland, T9N R2E sect. 11 N.E. 1/4. Comment
  UCD81020  Frankenia salina Ellen Dean; D. Bales, M. Krug, L. Snyder, D. Dhakal, A. Franco 2009-4-1 5361 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
  UCD99605  Frankenia salina J. D. Skoss 1948-6-5 10 Yolo 5 miles north of Davis, toward Woodland. Comment
  UCD122026  Fraxinus dipetala Collector unknown 1932-3-26 s.n. Yolo Putah. Comment
  CDA9373  Fraxinus latifolia G. F. Hrusa, J. Wheeler 2011-8-19 18444 Yolo Sacramento River Delta; Elk Slough, west side Sacramento River, across from Courtland. 10 Comment
  UCD33566  Freesia armstrongii Beecher Crampton 1970-4-2 8549 Yolo Yolo County, Davis, Russell blvd. and College Park, vacant lot. Comment
  UCD169011  Fritillaria affinis Marc Hoshovsky 2017-4-6 1 Yolo Audubon Bobcat Ranch. 4.3 miles due west from Winters. Lands to the north of Hwy 128. East-draining canyons ca. 0.5 mile west of ranch headquarters and 0.15 mile south of Buckhorn Spring. Area has burned three times in the past three years. 201 Comment
  UCD139659  Fritillaria agrestis J. M. Tucker 1955-3-13 2759 a Yolo ca. 3 miles northeast of Davis. Comment
  UCD95135  Fumaria parviflora C. Hardy 1935-4-22 s.n. Yolo near Woodland. Comment
  UCD132361  Galinsoga quadriradiata Walter Green 1984-2-6 s.n. Yolo UC Agronomy field. Comment
  UCD162343  Galium andrewsii Craig Thomsen 2006-6-13 2665 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
  UCD121727  Galium aparine Ogden C. Riddle 1942-3-30 47 Yolo 4 mi. west Recreation Beach, Putah Canyon. (note, 4 mi. west is near Wragg Canyon in Napa County off of what used to be Putah Canyon. This collector may have meant 4 mi. east, which is in Yolo County and also Putah Canyon. Record is georeferenced in Napa County.) Comment
  UCD20794  Galium aparine N. Nicola; C. Kremen 2001-3-16 010 Yolo Eastern foothills of inner north coast range, Capay Valley, 0.9 miles as the crow flies N. of Rumsey; Lowrey Ranch. Comment
  UCR119090  Galium aparine Beecher Crampton 1962-4-2 6106 Yolo Sacramento Valley, 2 miles west of Winters, county road 89 59 Comment
  SEINET5739094 Image available Galium aparine James K. McGrath 1963-1 26 Yolo Growing in shaded ravines of steep hillsides; southern exposure; State Hwy 128 below Recreation Beach.; Recreation Beach Comment
  UCD82328  Galium aparine Robin McMaster 1973-4-15 318 Yolo 7 mi NW Rumsey on Hwy 16. Comment
  JEPS52649  Galium bolanderi Lauramay T. Dempster and G. L. Stebbins 1965-5-23 4107 Yolo 1 mi se Colusa Co. line (along Hwy 16); Cache Creek 182 Comment
  JEPS52926  Galium californicum subsp. flaccidum G. L. Stebbins Jr. 1965-10-28 Yolo Davis Comment
Read comments
Jan 17 2007
  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
  UCD21568  Galium murale Marcel Rejmanek 2003-6-5 s.n. Yolo UC Davis campus outside Storer Hall. Comment
Read comments
Aug 21 2007
  UCD33513  Galium murale Beecher Crampton 1969-5-2 8401 Yolo Yolo County, Davis, Central Park. Comment
  UCD160163  Galium parisiense Aaron Goodman 2015-4-12 5 a Yolo Audubon Bobcat Ranch. North side of Hwy 128, west of Winters. Southeast corner of ranch, near ranch house headquarters . 99 Comment
  UCR198146  Galium porrigens Ellen Dean, Mark Bibbo 2007-3-23 3408 Yolo Inner Coast Range, Tuleyome Ireland Ranch, northwest of the city of Winters between Salt Creek and Enos Creek, just north of Wild Cow Mountain, southwest portion of ranch 649 Comment
  UCD21290  Gastridium phleoides J. Shepard 2000-5-8 229 Yolo Yolo County Grasslands Park: East of Davis, from intersection of I-80 and Mace Blvd., 3.5 mi. south on Mace Blvd. (County Road 104), thence east along unpaved entrance road past parking lots on the south side. Growing in rectangular depressed area on south side of road. 12 Comment
  UCR219959  Gastridium ventricosum Ayzik Solomeshch 2004-5-23 s.n. Yolo Audubon Bobcat Ranch, west of the city of Winters. Southeastern corner of the ranch. Grassland restoration and weed control plots of Emilio Laca and Joe DiTomaso 84 Comment
  UCD164656  Geranium bicknellii Henry House 1995-5-27 1995- 27 Yolo Approximately 5.5 km north of the latitude of Winters, about 1.25 km west of Road 89, on the high side of the Winters Canal. Comment
  RSA696388  Geranium dissectum Keith E. Hoffmaster 1939-4-6 909 Yolo Putah Canyon. Comment
  UCD103329  Geranium dissectum Eleftherios Dariotis; A. Norton, A. Verenkoff 2002-4-27 17 Yolo W of the town of Davis. University of California Department of Wildlife, Fish, and Conservation Biology Ecosystem Reserve, N side of Putah Creek, just W of the UC Davis Landfill on Pedrick Rd., display pond area of the Reserve, 8 m E from pond. 22 Comment
  UCD48037  Geranium dissectum S. Olmsted; M. Atamian, R. Brush, M. Furuyama, C. Owens 2000-4-29 2 Yolo Yolo Co, 1 mile north of Knoxville as the crow flies, 300 m east of an old dirt road that intersects the Yolo/Napa Co line. 640 Comment
  UCD103327  Geranium dissectum Beecher Crampton 1970-5-13 8592 Yolo Davis. Comment
  UCD160544  Gilia capitata Ellen Dean; Craig Thomsen 2015-3-21 8598 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
  RSA0054877  Gilia capitata Keith E. Hoffmaster 1939-4-26 934 Yolo Putah can. Comment
  UCD56720  Gilia tricolor Ellen Dean; M. Bibbo 2007-3-23 3413 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
  SEINET5732136 Image available Gilia tricolor Roy H. Saigo 1961-1 4 Yolo 4 miles west of Winters.; Winters Comment
  UCD117961  Gilia tricolor Ogden C. Riddle 1942-3-29 32 Yolo Hill across creek north of 'cannon ball,' Putah Creek. Comment
  UC917128  Gilia tricolor subsp. tricolor R. H. Miller 1949-3-27 7 Yolo at e entrance Putah Canyon; e entrance to Putah Canyon Comment
  UCD105759  Glycine max B. Crampton 1958-6-23 s.n. Yolo Agronomy Experimental Areas, Davis Campus. Comment
  CDA38730  Glycyrrhiza glabra E. Dean, T. Starbuck 2011-8-21 7210 Yolo City of Davis. At SW corner of intersection of Cowell Blvd. and Drummond Ave. On south side of Hwy 80. 0 Comment
  UC735716  Glycyrrhiza lepidota Chas. Heiser 1947-6-10 1933 Yolo railroad right-of-way n Davis Comment
  UCD105770  Glycyrrhiza lepidota Beecher Crampton 1953-10-29 1729 Yolo Along Putah Creek, 5 miles west of Winters. Comment
  RSA695588  Gnaphalium palustre Keith E. Hoffmaster 1946-4-13 1046 Yolo Putah Canyon Comment
  UC1606661  Grindelia hirsutula Max P. Dunford 1959-9-11 529 Yolo 0.5 mi w of w end Yolo Causeway (borrow pit between highway and S.P.R.R.) Comment
  CAS-BOT-BC314674  Grindelia hirsutula W. J. Williamson 1919-5-30 180 Yolo Near French Flat 426 Comment
  UCR262439  Grindelia hirsutula var. davyi George K. Helmkamp, E. A. Helmkamp 2011-12-7 18501 Yolo Southern Sacramento Valley, midway between Davis and Sacramento along Hwy 80, between Chiles Road (County Road 32B) and Levee Road, west edge of Yolo Bypass Wildlife Area 11 Comment
  UC1043522  Gutierrezia californica P. C. Everett and E. K. Balls 1954-10-19 20366 Yolo 5.8 mi nw Rumsey (on Hwy 16 to Madison); Foothill Woodland Community 152 Comment
  UCD59352  Helianthella californica var. californica Ellen Dean; Kate Mawdsley 2007-5-11 3776 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
  CAS-BOT-BC305490  Helianthus annuus T. C. Fuller 1965-7-23 13851 Yolo At base of n. levee for 0.1 mi. in Sacramento Bypass, 0.1 mi. w. of weir, 1 mi. n.w. of Bryte Comment
  CDA6195  Helianthus annuus T. C. Fuller 1958-7-18 889 -58 Yolo Railroad, Woodland. 0 Comment
  UCD132793  Helianthus annuus Beecher Crampton 1973-10-16 9027 Yolo Winters, 1 mile west of Orchard area. Comment
  JEPS81967  Helianthus bolanderi Rimo Bacigalupi, L. R. Heckard, and C. L. Custer 1965-10-4 9122 Yolo 1 1/8 mi ene Woodland (along Kentucky Ave. (Road 20), ca 1/4 mi n of Sewage Disposal Plant) 10 Comment
  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
  UCD41088  Heliotropium N. Nicola 2003-7-3 400 Yolo Sacramento Valley, Davis residence. Comment
  CDA40617  Heliotropium curassavicum W. S. Ball 1931-10-1 s.n. Yolo Near Davis. 0 Comment
  HSC62901  Heliotropium curassavicum var. oculatum J. M. DiTomaso 1979-5-14 1011 Yolo Cache Creek Regional Park, 9.8 mi. N of Guinda on Hwy. 16 213 Comment
  SBBG117340  Heliotropium curassavicum var. oculatum B. Crampton 1959-6-11 5353 Yolo W Sacramento, industrial lot Comment
  UCD33994  Heliotropium curassavicum var. oculatum Beecher Crampton 1975-7-7 9236 Yolo Yolo County, Davis, F st. adjacent to little league baseball diamond. Comment
  CAS-BOT-BC474701  Heliotropium europaeum Jean Shepard 2000-8-28 337 Yolo City of Davis. South of Fifth St., off Del Rio Pl. 10 Comment
  UCD161036  Heliotropium europaeum Craig Thomsen 2006-6-30 2612 Yolo Camp Haswell. West side of Cache Creek. 144 Comment
  RSA183473  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
  UCSB61643  Heliotropium europaeum Ertter, Barbara 1988-10-21 Yolo Cache Creek at Rd. 89 crossing just W of I-505; E of gravel pits 1.5 mi. N of Madison; ca. 10 airmiles W of Woodland; Sacramento Valley; T10N R1W 36 Comment
  CAS-BOT-BC305854  Helminthotheca echioides C. R. Quick 1972-7-22 72 -19 Yolo On east bank of east levee of Merritt Islsand, at junction of road 142 Comment
  JEPS41110  Hemizonia congesta subsp. luzulifolia Rimo Bacigalupi with L. R. Heckard and C. L. Custer 1965-10-4 9119 Yolo 1.8 mi ene (measured from US 99W) Woodland (fields adjacent to air strip (landing field) and sewage disposal (treatment) plant) 10 Comment
  JEPS81969  Hemizonia congesta subsp. luzulifolia Rimo Bacigalupi with L. R. Heckard and C. L. Custer 1965-10-4 9119 Yolo 1.8 mi ene (measured from US 99W) Woodland (fields adjacent to air strip (landing field) and sewage disposal (treatment) plant) 10 Comment
  UCD21330  Hemizonia congesta subsp. luzulifolia J. Shepard 2000-6-9 302 Yolo Yolo County Grasslands Park: East of Davis, from intersection of I-80 and Mace Blvd., 3.5 mi. south on Mace Blvd. (County Road 104), thence east along unpaved entrance road nearly to Air Force facility boundary and thence south in field. 12 Comment
  UCR219834  Hemizonia fitchii Ayzik Solomeshch 2004-6-16 s.n. Yolo Audubon Bobcat Ranch, west of the city of Winters; SE corner of ranch, grassland restoration and weed control plots of Emilio Laca and Joe DeTomaso 84 Comment
  UCR262437  Hemizonia parryi subsp. parryi George K. Helmkamp, E. A. Helmkamp 2011-12-7 18499 Yolo Southern Sacramento Valley, midway between Davis and Sacramento along Hwy 80, between Chiles Road (County Road 32B) and Levee Road, west edge of Yolo Bypass Wildlife Area 11 Comment
  UCR36569  Hemizonia pungens A. C. Sanders 1984-6-18 5051 Yolo Sacramento Valley, Sacramento Bypass near Bryte, just NW of Sacramento, bed of the bypass 1 mi west of the Sacramento River 5 Comment
  RSA0089366  Hemizonia pungens Tom Kearney 1973-3-12 s.n. Yolo West side of Sacramento River, about 5 miles north of Knights Landing. Comment
  RSA10406  Hemizonia pungens subsp. pungens C. B. Wolf 1928-5-8 2146 Yolo Sacramento Valley; 12 miles north of Dixon. Comment
  RSA695593  Hemizonia pungens subsp. pungens Keith E. Hoffmaster 1940-4-28 952 Yolo Davis, about two miles north of town. Comment
  CAS-BOT-BC388515  Herniaria hirsuta var. cinerea Beecher Crampton 1958-5-26 4832 Yolo Davis Comment
  CAS-BOT-BC310178  Hesperevax caulescens A. A. Heller; H. E. Brown 1902-4-30 5431 Yolo Near Black's Comment
  UCD23205  Hesperevax caulescens A. Solomeshch 2002-4-30 s.n. Yolo Glide Ranch. 2.5 miles SSE from intersection of Rd 105 and Rd 38. Comment
  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
  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
  UC1618246  Hesperolinon micranthum Barbara Ertter with Annetta Carter 1989-5-28 8531 Yolo 5 air mi wsw of Rumsey (Rayhouse Road 4.3 mi from Highway 16, e side of ridge between Blue Ridge and Little Blue Ridge, 0.4 mi below crest at large roadcut); Rayhouse Road 731 Comment
  UCR190480  Heteromeles arbutifolia George K. Helmkamp, E. A. Helmkamp 2007-9-17 12974 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
  UCD33889  Heterotheca grandiflora Beecher Crampton 1975-1-20 9104 Yolo north of Elkhorn Bridge over Sacramento river, on Hwy 5. Comment
  UCR119026  Heterotheca oregona var. oregona Beecher Crampton 1954-9-9 2267 Yolo Sacramento Valley, 2 miles west of Winters 46 Comment
  UCD115100  Hirschfeldia incana K. Esau 1934-5-8 s.n. Yolo Putah Canyon. Comment
  UCD115102  Hirschfeldia incana K. Esau 1934-5-8 s.n. Yolo Putah Canyon. Comment
  UCD81842  Hirschfeldia incana Jean Shepard 2009-8-23 829 Yolo City of Davis, east side. Wildhorse greenbelt east of Wildhorse golf course, south side of bridge over slough. Comment
  UCD106237  Hoita macrostachya Jean Shepard 2011-8-20 854 Yolo NE of Woodland, from intersection of County Roads 102 and 16, E on Rd. 16 to T. Right on Rd. 16A around Gray's Bend about 2 mi to private dirt road on left. Site is just E of Sutter County line. Comment
  UCD73652  Holcus lanatus Jean Shepard 2006-6-19 793 Yolo City of Davis. 1805 Myrtle Pl. Comment
  SEINET5728876 Image available Homalocladium platycladum Bijan Dehgan 1972-1 s.n. Yolo University of California; Davis Comment
  UCR152272  Hordeum brachyantherum Beecher Crampton 1953-4-11 1072 Yolo 6 mi SE of Woodland, near ditch supplying rice field Comment
  CAS-BOT-BC285014  Hordeum depressum Peter H. Raven 1955-4-17 8279 Yolo Davis Comment
  UCD36515  Hordeum depressum Beecher Crampton 1954-4-1 1749 Yolo 2 miles north of city of Davis. Comment
  UCD37536  Hordeum depressum Beecher Crampton 1955-3-21 2332 Yolo 2.5 miles northeast of city of Davis, along Road 102. Comment
  UCD85633  Hordeum depressum R. Tofsrud 1949-4-1 s.n. Yolo Davis Railroad Tower. Comment
  UCD85634  Hordeum depressum R. Tofsrud 1949-4-1 s.n. Yolo Davis Railroad Tower. Comment
  UCD85745  Hordeum jubatum K. Esau 1937-5-12 s.n. Yolo Putah Canyon. Comment
  HSC10170  Hordeum marinum subsp. gussoneanum J. V. Lenz 1947-4-16 Yolo 3 mi N of Davis Comment
  UCD37907  Hordeum marinum subsp. gussoneanum Beecher Crampton 1962-4-28 6345 Yolo 2 miles northeast of city of Davis, near city dump. Comment
  UCD37914  Hordeum marinum subsp. gussoneanum Beecher Crampton 1962-5-1 6359 Yolo Saxon Station, 7 miles southeast of city of Davis. Comment
  UCD85837  Hordeum marinum subsp. gussoneanum Beecher Crampton 1960-4-25 5485 Yolo 5 miles S of Madison. Comment
  UCD85900  Hordeum marinum subsp. gussoneanum R. Tofsrud 1949-4-1 s.n. Yolo Near Davis dump. Comment
  SBBG116099  Hordeum murinum B. Crampton 1953-3-17 1010 Yolo city of Davis, vacant lot along B Street Comment
  UCD164512  Hordeum murinum Craig Thomsen 2006-5-4 2690 Yolo Camp Haswell County Park. At edge of large turnout, just west of Hwy 16. 137 Comment
  UCD86224  Hordeum murinum Morris Halperin 1931-3-7 s.n. Yolo Davis. Near Agronomy Bldg. Comment
  UCD35379  Hordeum murinum subsp. glaucum Beecher Crampton 1956-3-19 3230 Yolo Davis. 5th St. between C and D St. Comment
  UCD37787  Hordeum murinum subsp. glaucum Beecher Crampton 1962-4-2 6098 Yolo 1.5 miles east of Winters. Comment
  UCD80905  Hordeum murinum subsp. glaucum Ellen Dean; F. Singh, L. Raber, C. Kraintz, R. Ghaffarzadeh 2009-4-1 5309 Yolo Woodland. Mavis Henson field property on the east side of County Road 102, just south of County Road 25. Property owned by city of Woodland. 9 Comment
  UCD86139  Hordeum murinum subsp. glaucum Beecher Crampton 1956-3-19 3230 Yolo Davis. 5th St. between C and D St. Comment
  UCD86243  Hordeum murinum subsp. glaucum R. Koch 1996-6-1 17 Yolo Davis. Along bike path in West Davis. 15 Comment
  UCR151575  Hordeum murinum subsp. glaucum Beecher Crampton 1962-3-30 6096 Yolo Sacramento Valley, City of Davis 15 Comment
  UCD19443  Hordeum murinum subsp. leporinum J. Shepard 2000-2-18 36 Yolo Grasslands Regional Park. East of Davis, from intersection of I-80 and Mace Blvd., 3.5 mi. south on Mace Blvd. (County Road 104), thence east 100 yd. along unpaved entrance road, on south side of road. 12 Comment
  UCD21202  Hordeum murinum subsp. leporinum J. Shepard 2000-2-28 58 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, near barn. At south end of archery range. 12 Comment
  UCD36326  Hordeum murinum subsp. leporinum Beecher Crampton 1953-5-26 1343 Yolo Davis. Vacant lot. Comment
  CDA2212  Hordeum murinum subsp. leporinum Margaret Bellue 1933-6-3 Yolo 0 Comment
  UCD85668  Hordeum pusillum Beecher Crampton 1960-5-25 s.n. Yolo UC Davis Campus. Agronomy Experimental Area. Comment
  UCD85669  Hordeum pusillum Beecher Crampton 1968-5-21 s.n. Yolo UC Davis Campus. Agronomy Experimental Area. Plant Introduction Nursery. Row B-12 Comment
  UCD85681  Hordeum vulgare subsp. spontaneum Beecher Crampton 1967-5-8 s.n. Yolo UC Davis Campus. Agronomy Experimental Area. Plant Introduction Nursery. Comment
  UCD21249  Hypochaeris glabra J. Shepard 2000-4-13 133 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. Beyond parking lot on south side of entrance road. 12 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
  UCD14496  Ilex rotunda John M. Tucker 1981-5-19 4456 Yolo California, Yolo Co.; University of California, Davis, Dept. of Environmental Horticulture shrub block; Comment
  CAS-BOT-BC508355  Ipheion June McCaskill; W. A. Harvey; Katherine Onaga 1965-3-31 696 Yolo 316 C Street, Davis Comment
  UCD126554  Ipomoea hederacea P. B. Kennedy 1924-9-22 s.n. Yolo University Farm, Davis. Comment
  RSA398416  Ipomoea purpurea Glenn A. Gorelick 1966-6-1 s.n. Yolo 4181/2 2nd St., Davis Comment
  CAS-BOT-BC88641  Isatis tinctoria B. Crampton 1955-4-14 2499 Yolo Along road shoulder of US Highway 99 west of Zamora. Comment
  SBBG115832  Iva axillaris B. Crampton 1959-5-11 5206 Yolo ca. 7 mi W of Winters, Vaca Mts, margin of floodplain of Putah Crk Comment
  UCD35626  Iva axillaris Beecher Crampton 1959-5-11 5206 Yolo About 7 miles west of Winters, Vaca Mtns., canyon. Comment
  CDA29797  Juglans hindsii M. K. Beyers 2009-7-18 173 Yolo Putah Creek; along trail, parallel with creek s edge. Downstream from the Monticello Dam and adjacent to the small island (AKA Coyote-tooth Island) that forks Putah Creek. 0 Comment
  RSA273225  Juglans hindsii Glenn A. Gorelick 1966-6-8 s.n. Yolo Davis 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
  UCD142934  Juglans hindsii Ellen Dean; T. Starbuck 2013-10-5 8002 Yolo North side of Putah Creek, west of the Yolo Bypass at Los Rios Farms. Northeast of the intersection of County Roads 35 and 106. Along dirt road in Los Rios Farms bordering Department of Fish and Wildlife lands. 4 Comment
  UCD143938  Juglans hindsii Ellen Dean; T. Starbuck 2013-10-5 8001 Yolo North side of Putah Creek, west of the Yolo Bypass at Los Rios Farms. Northeast of the intersection of County Roads 35 and 106. Along dirt road on edge of agricultural fields. In Putah Creek vegetation survey plot Putah Creek Sinks #3D. 4 Comment
  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
  UCD41123  Juglans regia K. Arhangelsky 2002-4-5 165 Yolo Eastern foothills of inner north coast range, Capay Valley. Farm near Rumsey. Comment
  UCD141352  Juncus balticus subsp. ater M. Wiesendanger 1927-4-29 631 Yolo Madison. Comment
  UCD147179  Juncus bufonius Carol W. Witham 2003-4-9 910 Yolo DFG Tule Ranch vernal pools. Approximately 8 miles southeast of Davis. Southeast of the junctions of County Roads 38 and 105. 4 Comment
  UCD21537  Juncus bufonius J. Shepard 2000-5-8 234 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
  SEINET3877628  Juncus bufonius Beecher Crampton 1996-4-22 10336 Yolo 3.5 miles S.E. of Woodland, along Mavis-Henson (Field) road, just east of its jct. with county road 102 and just south of road 25.; 0 Comment
  UCD59374  Juncus patens Ellen Dean; Kate Mawdsley 2007-6-8 3849 Yolo Tuleyome Ireland Ranch, Inner Coast Ranges, northwest of the city of Winters, between Salt Creek and Enos Creek, just N of Wild Cow Mtn. Western part of ranch near stock pond. Immediately north of berm. 627 Comment
  UCD73097  Juncus xiphioides Ellen Dean; Susan Xhang, Christa Lindsey, Chris Mosser 2008-5-3 4890 Yolo Audubon Bobcat Ranch, lands to the north of Hwy 128 on north side of Putah Creek, downstream of Monticello Dam. Along small tributary that feeds Bray Creek, west side of Bray Canyon. 100 Comment
  NY790326  Keckiella lemmonii R. J. Stinchfield 1916-6-26 351 Yolo Road crossing Buckeye Creek near County line warehouse Comment
  JEPS11335  Kickxia elatine C. J. Weisendanger Aug 1915 Yolo near Davis (banks of Putah Creek); Putah Creek Comment
  RSA537637  Kickxia elatine Barbara Ertter 1988-10-21 7984 Yolo Cache Creek at Rd 89 crossing just W of I-505, E of Gravel pits 1.5 mi N of Madison, ca 10 air miles W of Woodland, Sacramento Valley. 37 Comment
  UC917165  Kickxia elatine H. R. Drever 1945-8-18 Yolo University of California campus Davis Comment
  UCD149374  Kickxia elatine Collector Unknown 1952-1 s.n. Yolo City of Esparto. 58 Comment
  UCD70768  Kickxia elatine J. Shepard 1998-8-20 5 Yolo City of Davis, intersection of W. Eighth and Eureka, SE corner. Vacant lot, unirrigated. Prostrate, much branched, spreading herb. Flower 2-lipped, 2 petals above deep purple, joined; three petals below yellow, joined, extending to a spur at the base. Four stamens, anthers U-shaped. Seeds numerous, dark, deeply pitted. Associates: Avena, Cynodon dactylon. Comment
  RSA26489  Kickxia elatine E. H. Hyde 1940-6-19 s.n. Yolo University of California Farm, Davis. Comment
  SEINET10782597  Kickxia elatine Barbara J. Ertter 1988-10-21 Ertter 7984 Yolo Cache Creek at Rd 89 crossing just W of I-505, E of gravel pits 1.5 mi N of Madison, ca. 10 airmiles W of Woodland, Sacramento Valley; T10N R1W. 37 Comment
  UCD123841  Kickxia elatine Collector Unknown Date Unknown s.n. Yolo Campus, Davis. Comment
  UCD123882  Kickxia elatine P. B. Kennedy 1917-9-14 s.n. Yolo Plats, Davis. Comment
  UCD123890  Kickxia elatine W. W. Robbins 1930-7-3 2161 Yolo University Farm. Comment
  UCD161038  Lactuca saligna Jean Shepard 2000-6-29 315 Yolo City of Davis. Intersection of Tulip Ln. and Cascade Pl. Comment
  UCD21338  Lactuca saligna J. Shepard 2000-7-29 332 Yolo Yolo County Grasslands Park: East of Davis, from intersection of I-80 and Mace Blvd., 3.5 mi. south on Mace Blvd. (County Road 104), thence east along unpaved entrance road, then north thorugh parking lot and past shed, to a low mowed area. 12 Comment
  UCD133525  Lactuca saligna J. D. Skoss 1948-8-12 83 Yolo Armstrong Tract, University of California campus, Davis. Comment
  SEINET10846150  Lactuca sativa Stephanie Frischie 2000-10-14 Frischie 142 Yolo Davis Farmers' Market, Davis, CA. Comment
  SEINET10911891  Lactuca sativa Stephanie Frischie 2000-10-14 Frischie 143 Yolo Davis Farmers' Market, Davis, CA. Comment
  CDA16117  Lactuca serriola G. F. Hrusa 1999-8-28 15271 Yolo Sacramento Valley; Tule canal. Levee Rd., Rd. 107, +/- 1/4 mi N of I-5. 0 Comment
  UCD159453  Lactuca serriola D. S. Park 2010-8-5 208 -2 Yolo North Davis. Along W Covell Blvd. Roadside, disturbed. Outskirts of agricultural field. Growing in ditch. 14 Comment
  UCD55508  Lactuca serriola J. Shepard 2003-6-15 609 Yolo Yolo County Grasslands Park: East of Davis, from intersection of I-80 and Mace Blvd., 3.5 mi. south on Mace Blvd. (County Road 104), thence east .2 mi. along unpaved entrance road, then nearly .5 mi south toward Co. Rd. 36, 20 yd. north of the road. 12 Comment
  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
  UCR119028  Lactuca serriola Beecher Crampton 1954-10-20 2297 Yolo Sacramento Valley, 5 miles east of Davis. 15 Comment
  UCD18425  Lactuca serriola Gabor Bethlenfalvay 1973-4-23 9 Yolo city of Davis, Russell Blvd. and La Rue Rd. 15 Comment
  UCD35198  Lactuca serriola Beecher Crampton 1953-9-30 1629 Yolo 3 miles northeast of Davis. Comment
  SEINET12477351 Image available Lagenaria siceraria Unknown Yolo University of Davis; Grounds Building Nursery bed Comment
  UC194223  Lagophylla ramosissima H. M. Hall 1916-8-10 10264 Yolo near Dunnigan (northern Yolo County) Comment
  CAS-BOT-BC341454  Lagophylla ramosissima Mabel Wiesendanger Phillips 1925-6-3 s.n. Yolo Causeway 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
  UCD37782  Lamium amplexicaule Beecher Crampton 1962-3-13 6087 Yolo Davis, University of California campus, Agronomy plot east of warehouse. Comment
  UCD138086  Landoltia punctata Rosalie B. Lopopolo 1967-4-15 19 Yolo on Putah Creek. Around 50 yards from Putah Recreation Lodge bridge. University of California campus, Davis. 15 Comment
  UCD35472  Lasthenia californica subsp. californica Beecher Crampton 1957-4-23 3950 Yolo Yolo County; 3 miles northeast of Davis. Comment
  UC1543154  Lasthenia fremontii Charlotte G. Nast 1936-3-29 91 Yolo Woodland highway n Davis Comment
  UC657693  Lasthenia fremontii M. Wiesendanger 1927-4-29 590 Yolo Grain Field Davis Comment
  UCD133739  Lasthenia fremontii M. Wiesendanger 1927-4-29 590 Yolo Davis. Comment
  UCD80829  Lasthenia fremontii Ellen Dean 2009-3-22 5286 Yolo city of Woodland. Mavis Henson Field property on the east side of county road 102, just south of county road 25. Property owned by city of Woodland. NE corner of property, E of drainage pond. 9 Comment
  UCD82192  Lasthenia fremontii J. Shepard 2004-4-4 661 Yolo Yolo County Grasslands Park: East of Davis, from intersection of I-80 and Mace Blvd., 3.5 mi. south on Mace Blvd. (County Road 104), thence east 0.5 miles along unpaved entrance road. About 10 yards west of Department of Defense fence, thence south about 500 yards to swale of large vernal pool straddling fence. 12 Comment
  UCR148119  Lasthenia fremontii Beecher Crampton 1996-4-22 10332 Yolo 3.5 m SE of Woodland, along Mavis-Henson (Field) road, just east of its jct. with county road 102 and just south of road 25 12 Comment
  UCR220403  Lasthenia fremontii Jean V. Shepard 2001-5-6 442 Yolo Sacramento Valley, Yolo County Grasslands Park, east of Davis, 3.5mi south on Mace Blvd. (Co. Road 104) from intersection of Hwy I-80 and Mace Blvd., 1 mi east along unpaved entrance road. C. 400 yards south of the largest vernal pool straddling Dept. of Defense fence 12 Comment
  SEINET11447686 Image available Lasthenia fremontii B. Crampton 1996-4-22 10332 Yolo 3.5 m SE of Woodland, along Mavis-Henson (Field) road, just east of its jct. with county road 102 and just south of road 25 Comment
  UCD35473  Lasthenia fremontii Beecher Crampton 1957-4-23 3948 Yolo Yolo County; 3 miles northeast of Davis. Comment
  UCD33788  Lasthenia glaberrima Beecher Crampton 1973-4-16 8917 Yolo 1 mile SW of Saxon Station. Comment
  UCD73132  Lasthenia glaberrima Ayzik Solomeshch 2003-5-30 s. n. Yolo Department of Fish and Game Glide Tule Ranch, about 8 mi. southeast of Davis. 6 Comment
  UCD164889  Lasthenia glabrata Henry House 1995-5-3 1995- 6 Yolo About 2 km SES of the intersection of Delhi Road and Levee Road. 2 Comment
  UCD33626  Lasthenia glabrata Beecher Crampton 1971-4-26 8677 Yolo 6 miles S.E. of Davis (in direct line), 1/2 mile south of Saxon Station. Comment
  UCD144291  Lasthenia glabrata subsp. glabrata Carol W. Witham 2003-4-7 878 Yolo DFG Tule Ranch vernal pools. Approximately 8 miles southeast of Davis. Southeast of the junctions of County Roads 38 and 105. 4 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
  POM55147  Lasthenia platycarpha A. A. Heller, H. E. Brown 1902-4-30 s.n. Yolo Near Black's. Comment
  CAS-BOT-BC213335  Lathyrus jepsonii subsp. californicus C. R. Quick 1972-7-22 72 -17 Yolo On levee on east bank of Merritt Island at junction of Road 142. Comment
  UCD106250  Lathyrus jepsonii var. californicus Beecher Crampton 1986-9-8 10070 Yolo Yolo County, Sacramento River, 3.5 miles north of Elkhorn, sandy flat. Comment
  UCD34624  Lathyrus jepsonii var. californicus Beecher Crampton 1986-9-8 10070 Yolo Yolo County, Sacramento River, 3.5 miles north of Elkhorn, sandy flat. 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
  UCD20475  Laurus canariensis Pat Sullivan 1982-5-4 HN 076 Yolo California, Yolo County: Davis. University of California campus. Environmental Horticulture. Comment
  CHSC83128  Laurus nobilis Ernest Yu 1980-3-12 Yolo UCD-EH Map 54. Comment
  UCD20476  Laurus nobilis Pat Sullivan 1982-2-4 HN 074 Yolo California, Yolo County: Davis. University of California campus. Environmental Horticulture. Comment
  CAS-BOT-BC323862  Layia chrysanthemoides W. D. Hamilton 1946-4-19 s.n. Yolo 3 miles N of Davis. Comment
  SFV4004  Layia chrysanthemoides E. B. Risley 1961-3-25 141 Yolo Woodland highway at Southern Pacific railroad tracks near Teicherts. Comment
  POM53348  Layia fremontii A. A. Heller, H. E. Brown 1902-4-29 5413 Yolo Near Madison. Comment
  UCD81430  Layia platyglossa M. Wiesendanger 1927-4-29 s.n. Yolo Davis. Comment
  UCD63515  Leersia oryzoides A. A. Beetle 1945-9-28 4033 Yolo Old bed of Putah Creek, Davis. Comment
  UCD63600  Leersia oryzoides D. H. Hartmann 1941-8-17 Yolo near Woodland. Comment
  UCR119082  Leersia oryzoides Beecher Crampton 1952-10-12 862 Yolo Sacramento Valley, City of Davis, along Putah Creek. 15 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
  JEPS84726  Lemna minor John W. Willoughby 1979-8-13 4424 Yolo about 1.2 mi nw of junction of State Highway 128 and Pleasants Valley Road ((County Road 86), Vaca Mountains, Putah Creek, (fishing access along State Highway 128)); Vaca Mountains, Putah Creek 60 Comment
  UCD141666  Lemna minuta Ellen Dean; M. Taylor, K. MacMillan 2013-6-13 7792 Yolo City of Davis South Fork Preserve, along Mace Blvd. (County Road 104) south of the City of Davis boundary. North bank of Putah Creek in Plot MBN 4E of the Putah Creek vegetation survey. 9 Comment
  UCD59377  Lepechinia calycina Ellen Dean; Kate Mawdsley 2007-6-8 3852 Yolo Tuleyome Ireland Ranch, Inner Coast Ranges, northwest of the city of Winters, between Salt Creek and Enos Creek, just N of Wild Cow Mtn. Central part of ranch, just W of main loop road. 609 Comment
  UCD115216  Lepidium acutidens Robert E. Preston 1996-3-23 905 Yolo SE of Woodland, NW of int Rd 25 and Rd 103. 9 Comment
  UCD115269  Lepidium appelianum A. S. Crafts 1937-9-4 s.n. Yolo Davis. Comment
  UCD115270  Lepidium appelianum A. S. Crafts 1937-9-4 s.n. Yolo Davis. Comment
  UCD115272  Lepidium appelianum A. S. Crafts 1937-9-4 s.n. Yolo Davis. Comment
  CHSC96782  Lepidium coronopus G. D. Barbe 1987-4-14 4267 Yolo Field access road, Yolo By-pass north of I-80, 5 miles east of Davis, Yolo County. S3 T8N R3E MD. Comment
  UCD115339  Lepidium coronopus G. D. Barbe 1987-4-14 4267 Yolo Yolo By-pass north of I-80, 5 miles east of Davis. Comment
  UCD81028  Lepidium dictyotum Ellen Dean 2009-4-1 5371 Yolo city of Woodland. Mavis Henson field property on the east side of County Road 102, just south of County Road 25. Property owned by city of Woodland. Western side of property, near Mavis Henson sign. 9 Comment
  UCD115352  Lepidium didymum P. B. Kennedy 1920-6-23 s.n. Yolo Holland Land Co. Clarksburg -- Sacramento River. Comment
  UCD149358  Lepidium didymum Collector Unknown 1951-5-11 s.n. Yolo City of Clarksburg. 5 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
  UCD115350  Lepidium didymum I. L. Eaks 1951-5-2 41 Yolo By Botany greenhouse, University of California, Davis. Comment
  UCD115411  Lepidium draba B. Crampton 1953-5-28 1346 Yolo About 1 mile west of West Sacramento. Comment
  JEPS41112  Lepidium latifolium Rimo Bacigalupi, L. R. Heckard, and C. L. Custer 1965-10-4 9116 Yolo 1.8 mi ene Woodland 10 Comment
  UCD115695  Lepidium latifolium Kevin Fort Date unknown 17 Yolo 0.2 mi s. dead center. S. Putah Creek off Road 95A c. 25 yards e. bridge and 50 feet from creek. Comment
  CAS-BOT-BC89806  Lepidium latipes B. Crampton 1957-4-23 3947 Yolo 3 miles northeast of Davis. Comment
  RSA10405  Lepidium latipes C. B. Wolf 1928-5-8 2147 Yolo Sacramento Valley; 12 miles north of Dixon Comment
  RSA479488  Lepidium latipes L. R. Heckard, J. Hickman 1982-4-7 5828 Yolo At corner of road 25A and road 103, about 3 miles SE of Woodland. Comment
  SD131819  Lepidium latipes L. R. Heckard, J. C. Hickman 1982-4-7 5828 Yolo At corner of road 25A and road 103, ca. 3.0 miles southeast of Woodland. Comment
  UCD115721  Lepidium latipes Fleur Ng'weno 1989-5-5 DQ 30 Yolo D-Q University County Road 31, 9 mi. west of Davis city center. 30 Comment
  UCD21044  Lepidium latipes Vernal Pool Team 2002; Carol Witham and Jennifer Buck 2002-4-5 230 Yolo S of the city of Davis. Along Road 38, approximately 0.25 miles S of its intersection with Road 105. Glide/Tule Ranch site, pool # GLI002. 2 Comment
  UCD81052  Lepidium latipes Ellen Dean; G. Harrington, T. Starbuck 2009-5-13 5588 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
  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
  UCR225258B  Lepidium latipes var. latipes Ayzik Solomeshch 2009-4-18 s.n. Yolo Yolo Bypass, Glide Ranch 4 Comment
  CAS-BOT-BC89832  Lepidium nitidum A. A. Heller; H. E. Brown 1902-4-30 s.n. Yolo Near Black's. Comment
  UCD115776  Lepidium nitidum A. A. Beetle 1945-1-20 3076 Yolo West of Winters in Putah Canyon. Comment
  UCD115780  Lepidium nitidum Shirley L. Cotter 1952-3-2 s.n. Yolo Putah Canyon. Comment
  UCD21203  Lepidium nitidum J. Shepard 2000-2-28 57 Yolo East of Davis, from intersection of I-80 and Mace Blvd., 3.5 mi. south on Mace Blvd. (County Road 104), thence east along unpaved entrance road. North of parking lot, in archery range between rows of trees, open. 12 Comment
  UCD82171  Lepidium nitidum J. Shepard 2001-3-26 418 Yolo Yolo County Grasslands Park: East of Davis, from intersection of I-80 and Mace Blvd., 4.0 mi. south on Mace Blvd. (County Road 104), to Co. Rd. 36; thence ~.5 mi east along road to DOD fence; then 100 yd north of Co. Rd 36 along east side of DOD fence. 12 Comment
  UCD115807  Lepidium nitidum Fleur Ng'weno 1989-4-24 DQ 10 Yolo D-Q University County Road 31, 9 mi. west of Davis city center. 30 Comment
  UCR219521  Lepidium nitidum var. nitidum Jean V. Shepard 2001-3-26 423 Yolo Sacramento Valley, Yolo County Grasslands Park, east of Davis, 4 mi south on Mace Blvd. (Co. Road 104) from intersection of Hwy I-80 and Mace Blvd., east along County Road 36. 5 yards from east boundary and the Dept. of Defense property fence and c. 200 yards north of CR 36 12 Comment
  CDA34527  Lepidium nitidum var. oreganum R. A. Price 2010-4-9 1611 Yolo Woodland; south-east corner of city. Just east of County Road 102 and south of County Road 25 (old Woodland Areomodelers s site). 0 Comment
  UCD34467  Lepidium oxycarpum Beecher Crampton 1985-4-10 9911 Yolo Yolo County, 3.5 miles S.E. of Woodland. Comment
  SEINET11279585  Lepidium oxycarpum B. Crampton 1985-4-10 9911 Yolo 3 miles SE of Woodland. Comment
  UCD169971  Lepidium pinnatifidum Breckenridge 2001-4-17 PDR 994075 Yolo Along I-5 from Dunnigan to Woodland. Comment
  JEPS84689  Leptochloa fascicularis John W. Willoughby 1976-7-29 1800 Yolo at junction of State Hwy 128 and County Road 86 (Pleasants Valley Road) 60 Comment
  HSC10282  Leptochloa fusca subsp. fascicularis L. S. Rose 1969-6-23 69041 Yolo 2 mi. SW of Knights Landing. 15 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
  CAS-BOT-BC274009  Leptochloa fusca subsp. fascicularis Mabel Wiesendanger Phillips 1929-10-1 2052 Yolo Near Davis Comment
  UCD63961  Leptochloa fusca subsp. uninervia Beecher Crampton 1963-10-14 Yolo Davis. Comment
  UCD56754  Leptosiphon androsaceus Ellen Dean; M. Bibbo 2007-3-23 3446 Yolo Tuleyome Ireland Ranch. In inner coast range northwest of the City of Winters between Salt Creek and Enos Creek, just north of Wild Cow Mountain. Western/Central portion of ranch near unimproved access loop road. 624 Comment
  UCD62857  Leptosiphon androsaceus Tavis Forrester; Plant Biology 102 students 2008-4-6 1 Yolo Yolo County; Audubon Bobcat Ranch, lands to the north of Hwy 128 on north side of Putah Creek downstream of Monticello Dam. Bray Canyon. 109 Comment
  UCD23444  Leptosiphon bicolor 1947-4-10 1896 Yolo One mile northwest of Rumsey, in canyon just off Highway 16. Comment
  UCD73092  Leptosiphon bicolor Ellen Dean; Plant Biology 102 students 2008-4-6 4715 Yolo Audubon Bobcat Ranch, lands to the north of Hwy 128 on north side of Putah Creek, downstream of Monticello Dam. Bray Canyon, west side of creek. 77 Comment
  UCD160095  Leptosiphon ciliatus Lauren Bradt 2015-4-12 3 Yolo Audubon Bobcat Ranch. North side of Hwy 128, west of Winters. Southeast corner of ranch, west and uphill of ranch house headquarters. 117 Comment
  RSA10431  Leptosiphon liniflorus C. B. Wolf 1928-5-8 2137 Yolo Sacramento Valley; 12 miles north of Dixon. Comment
  UCD134051  Lessingia hololeuca P. B. Kennedy 1916-7-23 s.n. Yolo location unknown. Comment
  CHSC83164  Leucophyllum frutescens Beecher Crampton 1987-9-23 Yolo UC Davis Arboretum, SE of sewage treatment center. Comment
  CAS-BOT-BC283896  Leymus cinereus P. B. Kennedy 1920-5-28 s.n. Yolo Univ. Farm, Davis Comment
  CAS-BOT-BC283675  Leymus triticoides Clarence R. Quick 1969-6-4 69 -13 Yolo Merritt Island, near junction of county roads 140 and 142, 3.5 miles S of Clarksburg Comment
  UCD141592  Leymus triticoides Ellen Dean 2013-5-15 7763 Yolo Along Putah Creek, just East of Old Davis Rd. crossing. Plot DRR 1D of Putah Creek vegetation sampling project. 15 Comment
  UCD37954  Leymus triticoides Beecher Crampton 1962-5-28 6470 Yolo Davis. Along Southern Pacific Railroad. Comment
  UCD86635  Leymus triticoides A. A. Beetle 1946-6-1 4709 Yolo Davis Campus. Comment
  UCD84360  Limosella acaulis Ayzik Solomeshch 2009-5-19 s.n. Yolo Yolo Bypass. Glide Ranch. 4 Comment
  JEPS30780  Linanthus ciliatus Lewis S. Rose 1936-4-27 36171 Yolo 3 mi nw Rumsey 152 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
  UC963945  Linanthus pygmaeus R. F. Hoover 1938-4-23 3191 Yolo grade on Rumsey to Arbuckle road Comment
  CDA19200  Linaria dalmatica R. Breckenridge, Kratville 2001-5-3 PDR 1204577 Yolo Sacramento Valley; S-bound Interstate Hwy 5, Woodland. 0 Comment
  UCD19284  Linum grandiflorum Renee Shahrok 1986-6-26 18 Yolo University of California, Davis, campus. 1 mi. SE of university airport, 200 yards north of Putah Creek. 19 Comment
  UC917300  Lithophragma R. B. Griffith 1949-4-11 14 Yolo 5.5 mi n Rumsey (e of Cache Creek); e of Cache Creek Comment
  UCD102724  Lithophragma heterophyllum K. Esau 1932-3-26 s.n. Yolo Putah. Comment
  UCD168434  Lithophragma heterophyllum Ellen Dean 2017-3-15 9256 Yolo Audubon Bobcat Ranch, lands north of Hwy 128, just east of Monticello Dam. Bray Canyon and vicinity on the western side of ranch. Ranch burned once each year in 2014, 2015, 2016. 2017 has been a high rainfall year. Lower reaches of Bray Canyon on west side of creek. 57 Comment
  UCD115899  Lobularia maritima Edwin A. Crosby 1952-5-15 41 Yolo 3.9 miles west of Winters. 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
  UCD134151  Logfia gallica Fleur Ng'weno 1989-5-7 DQ 40 Yolo D-Q University County Road 31, 9 mi. west of Davis city center. 30 Comment
  UCD36219  Logfia gallica Beecher Crampton 1953-4-27 1140 Yolo 2 miles northwest of city of Winters, on Road 87. Comment
  UCD65611  Lolium A. A. Beetle 1942-6-1 3729 Yolo Davis. Comment
  CAS-BOT-BC283566  Lolium multiflorum John Thomas Howell; Gordon H. True 1974-5-3 50331 Yolo About 7 miles N of Madison Comment
  CDA2228  Lolium multiflorum T. C. Fuller 1958-5-2 3961 Yolo Niessen property, 2 miles southwest of Esparto. 0 Comment
  CDA37066  Lolium multiflorum CDFA Staff s.n. Yolo Rominger Prop., north of County Road 19, east of County Road 92C, west of County Road 94B. 0 Comment
  UCD21240  Lolium multiflorum J. Shepard 2000-4-9 123 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
  UCD36090  Lolium multiflorum Beecher Crampton 1952-10-11 858 Yolo Yolo County, 1 mile north of Davis, roadside. Comment
  UCD66016  Lolium multiflorum H. R. Drever 1945-6-23 Yolo Near Agronomy Building; University of California campus, Davis. Comment
  UCD66063  Lolium multiflorum Beecher Crampton 1961-6-1 5883 Yolo 3 miles S of Woodland. Comment
  UCD66064  Lolium multiflorum Beecher Crampton 1961-6-1 5884 Yolo 3 miles S of Woodland. Comment
  UCD66067  Lolium multiflorum Beecher Crampton 1957-11-5 4646 Yolo East of West Davis Elementary School, Davis. Comment
  UCD66226  Lolium multiflorum Beecher Crampton 1955-6-7 2819 Yolo South end of the Campbell Tract, Univ. of Calif. Davis Campus. Comment
  UCD66301  Lolium multiflorum Beecher Crampton 1961-6-1 5885 Yolo 3 miles S of Woodland. Comment
  SEINET218337 Image available Lolium perenne J. M. Lyons 1960-5-17 44 Yolo Davis University Airport 15 Comment
  UCD59307  Lolium perenne Ellen Dean; Kate Mawdsley 2007-5-11 3731 Yolo Tuleyome Ireland Ranch. In inner coast range, northwest of the City of Winters, between Salt Creek and Enos Creek, just north of Wild Cow Mountain. Central part of ranch near western section of loop road. 615 Comment
  UCD66407  Lolium perenne D. H. Hartmann 1941-8-10 Yolo 10 miles north of Woodland on #24. Comment
  SEINET3815514 Image available Lolium perenne subsp. multiflorum George K. Helmkamp, E. A. Helmkamp 2012-4-17 18768 Yolo Sacramento Valley: along County Road 26, 1.4 miles west of its intersection with Road 89, c. 12 miles WSW of Woodland 65 Comment
  SEINET3828340  Lolium perenne subsp. multiflorum George K. Helmcamp, E. A. Helmkamp 2012-1 18768 Yolo Sacramento Valley: along County Road 26, 1.4 miles west of its intersection with Road 89, c. 12 miles WSW of Woodland Madison 7.5. 65 Comment
  UCR235380  Lolium perenne subsp. multiflorum George K. Helmkamp, E. A. Helmkamp 2012-4-17 18768 Yolo Sacramento Valley, along County Road 26, 1.4 miles west of its intersection with Road 89, c. 12 miles WSW of Woodland 65 Comment
  UCD66626  Lolium temulentum Beecher Crampton 1965-4-27 7301 Yolo 3 miles northwest of Dunnigan, along County Road 2. Comment
  UCR119176  Lolium temulentum Beecher Crampton 1961-6-1 5886 Yolo Sacramento Valley, 3 miles south of city of Woodland, along County Road 27. 15 Comment
  UC630442  Lomatium californicum Annetta Carter 1938-5-7 1360 Yolo 3.6 mi. n. Rumsey (Cache Creek canyon); Inner North Coast Range, Cache Creek canyon 152 Comment
  UCD127605  Lomatium californicum K. Esau 1939-7-1 s. n. Yolo Putah Canyon. Comment
  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
  RSA0051258  Lomatium californicum Keith E. Hoffmaster 1946-4-13 1184 Yolo Putah can. Comment
  UC1382125  Lomatium caruifolium var. denticulatum L. Constance 1970-3-29 3881 Yolo junction of Fairfield-Winters & Vacaville-Allendale rds. Yolo Co.; Sacramento Valley Comment
  UCD127726  Lomatium dasycarpum subsp. tomentosum R. R. Kehlor 1951-4-28 34 Yolo in Putah Canyon at Recreation Beach. Comment
  UCD47858  Lomatium hooveri Ryan Knox; E. McDermott and G. Walden 2002-4-13 14 Yolo Yolo Co., McLaughlin UC Reserve, W side of Davis Creek Reservoir, along road that goes from Soda Spring area to Rayhouse Rd. 0.5 airline mile due N of Soda Springs and 1.0 airline mile WNW of UC Davis Aquatic Lab facility. 465 Comment
  UCD127685  Lomatium macrocarpum W. B. Davis 1960-4-15 21 Yolo Rumsey Canyon road, north of Guinda, State Highway 16. Comment
  UCD33491  Lomatium macrocarpum Beecher Crampton 1969-4-28 8400 Yolo 2.5 miles west of Winters. 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
  UCD127723  Lomatium utriculatum Amelie Blyth 1952-3-2 2- 3 Yolo about 2 miles west of Capay, near Cache Creek. Comment
  UCD41100  Lomatium utriculatum N. Nicola 2002-4-12 179 Yolo Eastern foothills of inner north coast range, Capay Valley. Cache Creek Riparian Preserve. Comment
  UCD127809  Lomatium utriculatum Kay Ryugo 1952-4-12 1020 Yolo 3 miles west of Winters. Comment
  RSA0048654  Lomatium vaginatum Lois Weston 1942-4-24 1256 Yolo Putah Can. Comment
  CDA43465  Lonicera japonica Kevin Matryn 2015-9-28 PDR# 570 P06364034 Yolo Davis; West Pond, near Covell Blvd. 0 Comment
  UCD41108  Lotus corniculatus D. Lowry 2002-4-26 195 Yolo Eastern foothills of inner north coast range, Capay Valley, 0.9 miles as the crow flies N. of Rumsey. Lowrey ranch, off Rd 41. Comment
  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
  UCD38770  Lotus tenuis Beecher Crampton 1958-6-5 4903 Yolo West Sacramento, edges of US Hwy. 40 freeway. Comment
  UCD66038  Ludwigia hexapetala B. J. Grewell; Robert McKee 2006-8-8 06- 33 -LU Yolo Winchester Lake, north Sacramento - San Joaquin Delta. 0 Comment
  UCD107115  Ludwigia peploides Chas. Heiser 1947-6-25 1941 Yolo Under E end of Yolo Causeway. Comment
  UCD75891  Ludwigia peploides subsp. montevidensis B. J. Grewell 2007-10-19 07- 109 -LU Yolo USDA-ARS pond at 2705 Levee Road, Putah Creek-University of California, Davis Putah Creek Riparian Reserve. 15 Comment
  UCD41061  Ludwigia peploides subsp. montevidensis Carol W. Witham 2003-8-8 992 Yolo DFG Tule Ranch vernal pools. Approximately 8 miles southeast of Davis. Southeast of the junctions of County Roads 38 and 105. 4 Comment
  UCD168489  Lupinus albifrons Ellen Dean 2017-3-15 9279 Yolo Audubon Bobcat Ranch, lands north of Hwy 128, just east of Monticello Dam. Bray Canyon and vicinity on the western side of ranch. Ranch burned once each year in 2014, 2015, 2016. 2017 has been a high rainfall year. South-facing hillslope above tributary to Bray Creek on west side of Bray Canyon. 182 Comment
  JEPS84543  Lupinus bicolor John W. Willoughby 1977-3-16 1915 Yolo low foothills n of State Highway 128, 1.3 mi e of its junction with Pleasants Valley Road (County Road 86) ( large turnout on n side of highway); Vaca Mountains 48 Comment
  UCD107330  Lupinus bicolor M. I Wibawa 1996-4-13 3 Yolo along Hwy 128, 1 mi W of Railroad Ave. 17 Comment
  UCD160097  Lupinus bicolor Lauren Bradt 2015-4-12 5 Yolo Audubon Bobcat Ranch. North side of Hwy 128, west of Winters. Southeast corner of ranch, near Ranch headquarters. 102 Comment
  UCD20800  Lupinus bicolor N. Nicola; C. Kremen 2001-3-16 16 Yolo Eastern foothills of inner north coast range, Capay Valley, 0.9 miles as the crow flies N. of Rumsey; Lowrey Ranch. Comment
  UCD21382  Lupinus bicolor J. Shepard 2001-3-26 424 Yolo Yolo County Grasslands Park: East of Davis, from intersection of I-80 and Mace Blvd., 4 mi. south on Mace Blvd. (County Road 104), thence east 0.5 miles along County Road 36. Along southern boundary of County Road 36, almost 50 yards north of fence at road and 100 yards west of Department of Defense property fence. 12 Comment
  UCD73603  Lupinus bicolor Ellen Dean; Elizabeth Goebel 2008-4-7 4733 Yolo Audubon Bobcat Ranch, northwest of the city of Winters. Maxwell Flat in the northeastern part of the ranch that is accessed by a private road at the end of Moody Slough Road. 70 Comment
  UCD33689  Lupinus bicolor Beecher Crampton 1972-3-13 8773 Yolo 2 miles west of Winters. Comment
  SEINET10870963  Lupinus bicolor var. umbellatus Brown 1966-3-25 Brown 8 Yolo On open hills with an occasional tree; putah canyon, 2 mi. W of winters and .7 Mi. N of state hwy 128 on road 87b (toward gil krisor's place), yolo co, calif. Comment
  HSC82438  Lupinus densiflorus Thomas W. Nelson, Jane P. Nelson 1980-4-27 5098 Yolo Along State Route 16, 6 mi. from Colusa County line. 152 Comment
  UCD107763  Lupinus formosus P. B. Kennedy 1916-7-23 19 Yolo Knights Landing. Comment
  CDA30598  Lupinus microcarpus var. densiflorus M. Beyers 2010-4-3 328 Yolo Along Highway 128, immediately adjacent to westbound traffic just northeast of Putah Creek (and Lake Solano County Park). 48 Comment
  JEPS100594  Lupinus microcarpus var. densiflorus Dean W. Taylor 1972-3-29 1384 Yolo along Highway 120 about 3 miles below Monticello Dam at Lake Berryessa 152 Comment
  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
  UCD108692  Lupinus microcarpus var. densiflorus L. G. Goar 1930-4-20 s.n. Yolo Putah Canyon. Comment
  UCD108756  Lupinus microcarpus var. densiflorus M. Wiesendanger 1927-4-29 615 Yolo Esparto. Comment
  UCD108761  Lupinus microcarpus var. densiflorus Collector Unknown 1925-5-11 1723 Yolo Davis. Comment
  UCD81456  Lupinus microcarpus var. densiflorus M. Wiesendanger 1927-4-29 615 Yolo Esparto. Comment
  UCR207820  Lupinus microcarpus var. densiflorus George K. Helmkamp, E. A. Helmkamp 2009-3-24 14443 Yolo Inner North Coast Ranges, along CA-128, 4.4 miles west of Winters and beside Putah Creek 43 Comment
  UCD108641  Lupinus microcarpus var. densiflorus Shirley L. Cotter 1952-4-27 3458 Yolo Beside Putah Creek, 1 mile west of Winters. Comment
  UCD108643  Lupinus microcarpus var. densiflorus Beecher Crampton 1974-5-22 9054 Yolo 1 mile north of Davis. Comment
  UCD108751  Lupinus microcarpus var. densiflorus E. H. Stanford 1940-4-28 s.n. Yolo Putah. Comment
  UCD108763  Lupinus microcarpus var. densiflorus Collector Unknown 1925-5-16 1721 Yolo Winters. Comment
  UCD108838  Lupinus microcarpus var. microcarpus Beecher Crampton 1955-4-14 2477 Yolo Moon Ranch, 7.5 miles west of Davis. Comment
  UCD108836  Lupinus microcarpus var. microcarpus Beecher Crampton 1962-5-1 6365 Yolo 1/4 mile south Saxon Station, jct. County Roads 106 and 38. Comment
  UCD108892  Lupinus microcarpus var. microcarpus Joy Woo 1989-5-3 4 Yolo Near Greenbelt #4. North Davis. Comment
  UCD36859  Lupinus microcarpus var. microcarpus Beecher Crampton 1956-4-18 3269 Yolo 1 mile west of Madison. Comment
  UCR119141  Lupinus nanus Beecher Crampton 1965-4-6 7256 Yolo Sacramento Valley, 3.5 miles west of Winters along State Highway 128. 46 Comment
  UCR198143  Lupinus nanus Ellen Dean, Mark Bibbo 2007-3-23 3390 Yolo Inner Coast Range, Tuleyome Ireland Ranch, northwest of the city of Winters between Salt Creek and Enos Creek, just north of Wild Cow Mountain, southwest portion of ranch 649 Comment
  UCD109257  Lupinus nanus J. M. Tucker; C. H. Lamoureux 1958-4-7 3379 Yolo north side of State Highway 128, ca. 2 3/4 miles south-west of Winters. Comment
  UCD34396  Lupinus nanus Beecher Crampton 1982-3-8 9818 Yolo 2 miles west of Winters on road 87. Comment
  UCD35837  Lupinus nanus Beecher Crampton 1965-4-6 7256 Yolo 3.5 miles west of Winters, along 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
  UCD109607  Lupinus succulentus P. B. Kennedy 1915-4-26 21 Yolo Davis. Comment
  UCD80976  Lupinus succulentus Angelica Sauceda; Ellen Dean, Clare Loughran 2009-4-26 1 Yolo Audubon Bobcat Ranch, lands to the north of Hwy 128 on north side of Putah Creek, downstream of Monticello Dam. Mouth of Bray Canyon. 56 Comment
  UCD82151  Lupinus succulentus Jean Shepard 2000-4-1 102 Yolo Yolo County Grasslands Park: East of Davis, from intersection of I-80 and Mace Blvd., 3.5 mi. south on Mace Blvd. (County Road 104), thence east along unpaved entrance road, past parking lot on the south side. Between entrance road and easternmost parking lot, growing in a 4-foot mound of topsoil used as an archery backstop. 12 Comment
  SBBG19582  Lupinus succulentus H. F. Copeland 1943-5-24 1592 Yolo E of Davis Comment
  SEINET11091445 Image available Lupinus succulentus June McCaskill, Katherine Onaga 1962-4-12 648 Yolo 1 mi. E of intersection of L and 2nd streets, Davis Comment
  SFV1905  Lupinus succulentus B. J. McCaskill, K. Onaga 1962-4-12 648 Yolo Sacramento Valley Davis. 0.1 miles east of intersection of L and 2nd streets. Comment
  UCD34647  Lupinus succulentus Beecher Crampton 1987-3-31 10092 a Yolo 7 miles west of Winters along US 128. Comment
  RSA733862  Lycium barbarum Keith E. Hoffmaster 1946-8-4 1254 Yolo Davis Comment
  SEINET10780230  Lycopersicon esculentum Stephanie Frischie 2000-10-7 Frischie 116 Yolo Davis Farmers' Market, Davis, CA. Comment
  SEINET10811319  Lycopersicon esculentum Stephanie Frischie 2000-10-14 Frischie 134 Yolo Davis Farmers' Market, Davis, CA. Comment
  SEINET10844326  Lycopersicon esculentum Stephanie Frischie 2000-10-7 Frischie 114 Yolo Davis Farmers' Market, Davis, CA. Comment
  SEINET10877215  Lycopersicon esculentum Stephanie Frischie 2000-10-7 Frischie 117 Yolo Davis Farmers' Market, Davis, CA. Comment
  SEINET10780226  Lycopersicon esculentum Stephanie Frischie 2000-9-27 Frischie 73 Yolo Safeway Store #1205, 1431 West Covell, Davis, CA 95616. Comment
  SEINET10811318  Lycopersicon esculentum Stephanie Frischie 2000-9-27 Frischie 77 Yolo Safeway Store #1205, 1431 West Covell, Davis, CA 95616. Comment
  UCD41069  Lycopus americanus Carol W. Witham 2003-8-8 1000 Yolo DFG Tule Ranch vernal pools. Approximately 8 miles southeast of Davis. Southeast of the junctions of County Roads 38 and 105. 4 Comment
  UCD117562  Lysimachia nummularia Arthur M. Shapiro 1993-4-25 s.n. Yolo Davis, Hanover Drive. Comment
  UCD41111  Lythrum californicum J. Kim 2002-8-9 246 Yolo Eastern foothills of inner north coast range, Capay Valley. Park area just south of Guinda. Comment
  UCD38271  Lythrum californicum Beecher Crampton 1953-10-15 1692 Yolo 2 miles west of Madison. 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
  UCD84361  Lythrum tribracteatum Ayzik Solomeshch 2009-5-19 s.n. Yolo Yolo Bypass. Glide Ranch. 4 Comment
  UCD58035  Madia elegans Ellen Dean; K. Mawdsley 2007-4-6 3574 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
  UCD134330  Madia gracilis Collector Unknown 1940-4-15 s.n. Yolo Putah Canyon. Comment
  UCD59390  Madia gracilis Ellen Dean; Kate Mawdsley 2007-6-8 3864 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
  SEINET8191883 Image available Magnolia grandiflora June McCaskill, J. M. Tucker 1957-6-13 529 Yolo Along main walkway across Quadrangle, University of California, Davis Comment
  UCD161408  Malacothamnus fremontii Craig Thomsen 2006-5-18 s.n. Yolo Otis Camp Haswell County Park. Approximately 1/2 mile from Hwy 16. 286 Comment
  UCD15616  Malacothrix floccifera R. B. Kelley 1985-4-12 143 Yolo 0.4 mile S of Colusa/Yolo County line on SR 16. 188 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
  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
  UCD116547  Malva nicaeensis David Barnett 1982-5-4 37 Yolo Davis, near intersection of Russell and Lake Blvds. 15 Comment
  UCD35186  Malva nicaeensis Beecher Crampton 1953-6-19 1456 Yolo Vacant lot, Davis. Comment
  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
  UCD69416  Malva parviflora S. Quick 1996-5-19 13 Yolo City of Davis. F Street, within 10 meters of railroad tracks, between 12th and 14th Streets. Disturbed rocky field dominated by grasses. Herb dense, decumbent, flowers white. 17 Comment
  UCR220411  Malva parviflora Jean V. Shepard 2000-4-1 107 Yolo Sacramento Valley, Yolo County Grasslands Park, east of Davis, 3.5 - 4.0 mi south on Mace Blvd. (Co. Road 104) from intersection of Hwy I-80 and Mace Blvd., east along unpaved entrance road 12 Comment
  RSA262378  Malva parviflora W. F. Hackett 1960-3-21 8 Yolo Stralloch tract, University of California Davis. 15 Comment
  UCD15907  Malva parviflora Leticia Mosqueda 1975-2-2 s.n. Yolo City of Woodland. Obtained from the Marquez family (Aurelio and Abigail) at 306 B Street. 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
  UCD81066  Malvella leprosa Ellen Dean; G. Harrington, T. Starbuck 2009-5-13 5600 Yolo city of Woodland. Woodland Regional Park. East side of County Road 102, just south of County Road 25. Mavis Henson Field. In area closest to County Road 102, near fence. 9 Comment
  UC765588  Marah fabacea R. F. Hoover 1938-2-22 2768 Yolo Putah Creek canyon Comment
  UCD58024  Marah fabacea Ellen Dean; K. Mawdsley 2007-4-6 3563 Yolo Tuleyome Ireland Ranch. In inner coast range, northwest of the City of Winters, between Salt Creek and Enos Creek, just north of Wild Cow Mountain. SE portion of ranch. 442 Comment
  UCD80982  Marah fabacea Clare Loughran; Ellen Dean, Angelica Sauceda 2009-4-26 3 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 Canyon. 88 Comment
  UCD56741  Marah watsonii Ellen Dean; M. Bibbo 2007-3-23 3433 Yolo Tuleyome Ireland Ranch. In inner coast range northwest of the City of Winters between Salt Creek and Enos Creek, just north of Wild Cow Mountain. SW portion of ranch. 703 Comment
  UCD62840  Marah watsonii Michael J. Bower; Plant Biology 102 students 2008-4-6 2 Yolo Yolo County; Audubon Bobcat Ranch, lands to the north of Hwy 128 on north side of Putah Creek downstream of Monticello Dam. Bray Canyon. 109 Comment
  SEINET5729440 Image available Marah watsonii Bob Threlkel 1964-1 1 Yolo In oak woodland in foothills, Cache Creek, State Highway 16, 3.5 miles northwest of Rumsey.; Rumsey 152 Comment
  SFV3176  Marrubium vulgare E. B. Risley 1961-4-9 162 Yolo North Coast Ranges Vaca Mountains. Putah Creek below Monticello Dam, west of Winters. 65 Comment
  UCD124985  Marrubium vulgare Joseph M. DiTomaso 1976-4-9 390 Yolo below Monticello Damn, Putah Creek. Comment
  RSA733976  Marrubium vulgare Lois Weston 1942-4-24 1136 Yolo Putah Canyon. Comment
  UCD125014  Marrubium vulgare C. J. W. 1913-4-1 310 Yolo Davis. Comment
  CAS-BOT-BC348256  Matricaria discoidea Bellue; Goodwin 1932-4-22 s.n. Yolo Davis Comment
  OBI54933  Matricaria discoidea Kathleen Faustini 1980-4-21 7 Yolo Rte E6 near rd 31 Comment
  SEINET11601832 Image available Matricaria discoidea G. Cook 1959-3-28 13 Yolo 3 miles east of Winters along highway 128 76 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
  UCD15638  Matricaria discoidea Rachelle Raymond 1989-5-29 601 Yolo Stebbins Reserve Road. 121 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
  UCD34227  Matricaria occidentalis Beecher Crampton 1978-5-8 9580 Yolo 1/4 mile south of Saxon Station. Comment
  UCD39308  Medicago arborea Beecher Crampton 1959-5-31 s.n. Yolo UC Davis agronomy experimental introduction program; thought to have been grown in UC Davis introduction nursery. Comment
  UCD170936  Medicago lupulina Jean Shepard 2018-6-7 917 Yolo City of Davis. Along south side of Fifth St., east of Cantrill Dr., at bus stop. 13 Comment
  UCD107724  Medicago lupulina Beecher Crampton 1958-5-27 4833 Yolo Hunt Hall, UC Davis campus. Comment
  UCD21214  Medicago polymorpha J. Shepard 2000-3-18 80 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 main entrance road. 12 Comment
  UCD56714  Medicago polymorpha Ellen Dean; M. Bibbo 2007-3-23 3407 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
  RSA562696  Medicago polymorpha D. Charlton 4156 Yolo southwest of UC Davis, frontage Rd off Hwy 80. 15 Comment
  RSA699932  Medicago polymorpha Lois Weston 1942-4-24 1141 Yolo Putah Canyon. Comment
  SEINET5737398 Image available Medicago polymorpha Chris Bornman 1962-1 24 Yolo On north slope of Putah Creek bank; experimental farm, University of California, Davis.; Univ. of California, Davis 9 Comment
  UCD107785  Medicago polymorpha W. Biehler 1950-1 s.n. Yolo On Davis campus. Comment
  UCD38361  Medicago polymorpha Beecher Crampton 1955-3-30 2377 Yolo Southern Pacific Station, Davis. Comment
  UCD72430  Melica bulbosa Ellen Dean 2008-4-25 4857 Yolo Tuleyome Ireland Ranch, central part of ranch along path that has been cut through chaparral to access southwestern portion of ranch. 620 Comment
  UCD56757  Melica californica Ellen Dean; M. Bibbo 2007-3-23 3449 Yolo Tuleyome Ireland Ranch. In inner coast range northwest of the City of Winters between Salt Creek and Enos Creek, just north of Wild Cow Mountain. Western/Central portion of ranch near unimproved access loop road. 624 Comment
  UCD86439  Melica californica Beecher Crampton 1956-4-9 3240 Yolo Yolo County, 5 miles west of city of Winters, Vaca Mountains, Putah Creek Canyon. Comment
  UCD86933  Melica californica Beecher Crampton 1967-5-3 7850 Yolo Yolo County, 2 miles west of Winters. Comment
  UCD87150  Melica californica R. M. Love 1944-4-1 s.n. Yolo W of Capay. 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
  CDA29538  Melilotus albus M. K. Beyers 2009-7-18 172 Yolo Putah Creek; along trail, parallel with creek s edge. Downstream from the Monticello Dam and adjacent to the small island (AKA Coyote-tooth Island) that forks Putah Creek. 0 Comment
  UCD108015  Melilotus albus Daryl Koutnik; John Sowell 1978-10-27 566 Yolo Putah Creek, east of county road 106 and west of Yolo Causeway. 6 Comment
  UCD13419  Melilotus albus K. Meares 1996-10-8 024 Yolo City of Davis, northern part. Next to the North Davis Pond. 15 Comment
  CDA14343  Melilotus indicus G. D. Barbe 1995-5-16 4461 Yolo south side of Industrial Blvd. near Overland Court, West Sacramento. 0 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
  UCD13411  Melilotus indicus K. Meares 1996-10-8 023 Yolo City of Davis, northern part. Next to the North Davis Pond. 15 Comment
  UCD80916  Melilotus indicus Ellen Dean; F. Singh, L. Raber, C. Kraintz, R. Ghaffarzadeh 2009-4-1 5320 Yolo city of Woodland. Mavis Henson field property on the east side of County Road 102, just south of County Road 25. Property owned by city of Woodland. 9 Comment
  UCR206295  Melilotus indicus George K. Helmkamp, E. A. Helmkamp 2009-5-20 14733 Yolo Inner Coast Range, west side of Cache Creek along CA-16, 5.5 miles southeast of the Colusa County line 177 Comment
  UCD108066  Melilotus indicus B. Crampton 1953-4-19 1109 Yolo Along the rr, 1.5 miles north of Davis. Comment
  UCD108074  Melilotus indicus Lynn M. Holstein 1979-5-18 1 Yolo Corner of 5th and Poleline Rds. In 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
  CHSC83208  Mentha canadensis Beecher Crampton 1953-10-15 1691 Yolo 2 miles west of Madison. Comment
  JEPS84663  Mentha canadensis John W. Willoughby 1976-7-29 1829 Yolo along State Hwy 128 about 1.2 mi nw junction <with> County Road 86 (Pleasants Valley Road) (at fishing access; Putah Creek); Vaca Mountains, Putah Creek 60 Comment
  UC872510  Mentzelia laevicaulis var. laevicaulis Roxana Stinchfield 1916-6-25 337 Yolo Buckeye Creek, Goodin Ranch Comment
  UCD103897  Mercurialis ambigua Eva Bayon 2011-2-11 s.n. Yolo City of Davis. West Davis, west of Hwy 113 in the garden of Eva Bayon at 1515 Rio Grande St. 15 Comment
  JEPS98627  Mercurialis annua Dean Kelch 1994-3-24 Yolo outside botany greenhouse 1, near headhouse U. C. Davis campus 20 Comment
  UCD102823  Micranthes californica Jack Maze 1964-3-13 29 Yolo State Highway 16, 2.5 miles north of Rumsey. 182 Comment
  UCD20797  Micranthes californica N. Nicola; C. Kremen 2001-3-16 013 Yolo Eastern foothills of inner north coast range, Capay Valley, 0.9 miles as the crow flies N. of Rumsey; Lowrey Ranch. Comment
  UCD161281  Micropus californicus Jean Shepard 2012-4-7 865 -A Yolo West of Woodland, Co Rd 16 to Guinda. W on Forest Ave (Co Rd 53) about 1 mi to gate. Continue about 2 mi past gate. 262 Comment
  UCD62866  Micropus californicus Tavis Forrester; 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
  UCD73272  Micropus californicus Ellen Dean; Susan Xhang, Christa Lindsey, Chris Mosser 2008-4-17 4835 Yolo Audubon Bobcat Ranch, lands to the north of Hwy 128 on north side of Putah Creek, downstream of Monticello Dam. 77 Comment
  CAS-BOT-BC348438  Micropus californicus var. californicus Roxana S. Ferris 1917-4-20 710 Yolo Road along Buckeye Creek 3 mi west of Railroad 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
  UCD132849  Microseris douglasii Ellen Dean; Jean Shepard 2003-5-18 1808 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
  UCD168487  Microsteris gracilis Ellen Dean 2017-3-15 9276 Yolo Audubon Bobcat Ranch, lands north of Hwy 128, just east of Monticello Dam. Bray Canyon and vicinity on the western side of ranch. Ranch burned once each year in 2014, 2015, 2016. 2017 has been a high rainfall year. South-facing hillslope above tributary to Bray Creek on west side of Bray Canyon. 182 Comment
  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
  UCD80983  Mimulus aurantiacus Angelica Sauceda; Ellen Dean, Clare Loughran 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. Lower reaches of Bray Canyon. 88 Comment
  RSA96672  Mimulus aurantiacus var. aurantiacus Percy C. Everett, E. K. Balls 1954-10-19 20368 Yolo Rumsey to Knoxville, 1.6 mi. s.w. of jct. of Hwy 20 610 Comment
  UCD41419  Mimulus bolanderi Susan Harrison 2003-6-10 s.n. Yolo BLM land east of McLaughlin UC Reserve. Comment
  SEINET14046027  Mimulus guttatus Kay Ryugo 1952-1 1021 Yolo Putah Creek, 4 miles west of Winters. Comment
  CDA41710  Mimulus kelloggii K. Esau 1938-3-26 s.n. Yolo Putah Canyon. 0 Comment
  UCD41143  Mimulus pilosus N. Nicola 2002-6-19 236 Yolo Eastern foothills of inner north coast range, Capay Valley. Just north of Rumsey, Rd. 41, Lowrey Ranch. Comment
  UCD122856  Mimulus pilosus J. M. Tucker 1948-7-16 1713 Yolo yard at 914 D St., Davis. Comment
  UCD169006  Minuartia douglasii Ellen Dean; Dash Weidhofer and Audubon trip participants 2017-4-1 9307 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 stock pond. 137 Comment
  UCD125039  Monarda citriodora L. Mitich 1994-6-20 s.n. Yolo UC Davis, UCD Experiemental farm A12, south of Veg. Crops. Comment
  UCD97113  Monardella villosa Ellen Dean; C. Loughran, A. Fuller 2011-5-8 7013 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
  UCD146830  Montia fontana Carol W. Witham 2003-4-11 940 Yolo DFG Tule Ranch vernal pools. Approximately 8 miles southeast of Davis. Southeast of the junctions of County Roads 38 and 105. 4 Comment
  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
  UCD40993  Myosurus minimus Carol W. Witham 2003-4-11 923 Yolo DFG Tule Ranch vernal pools. Approximately 8 miles southeast of Davis. Southeast of the junctions of County Roads 38 and 105. 4 Comment
  UCD55511  Myosurus minimus J. Shepard 2004-3-21 642 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
  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
  UCD96286  Myosurus sessilis Beecher Crampton 1952-11-7 916 Yolo Yolo County, 3 miles northwest of city of Davis. Comment
  UCD96291  Myosurus sessilis R. Tofsrud 1947-4-24 s.n. Yolo North of Davis. Comment
  UCD141689  Myriophyllum spicatum Ellen Dean; M. Taylor 2013-6-20 7801 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
  UCD32887  Nassella cernua Beecher Crampton 1965-4-27 7294 Yolo Yolo County, 3 miles N.W. of Dunnigan, County road between forks of Buckeye Creek, 14.5 miles N. Capay. Comment
  UCD87418  Nassella cernua Beecher Crampton 1958-4-21 4705 Yolo Yolo county. Gravelly slopes. Along State hwy. 16. 1/2 mile north of Guinda. Capay Valley. Comment
  SEINET202616  Nassella lepida Jack Maze 1963-3-8 12 Yolo 0.75 miles E of Recreation Beach State Highway 128. Comment
  UCD87805  Nassella lepida Alan A. Beetle 1946-4-6 4377 Yolo Yolo-Solano County, Putah Creek Canyon. Comment
  CAS-BOT-BC260115  Nassella pulchra Beecher Crampton 1982-3-22 9823 Yolo 5 miles W of Winters on Highway 128 Comment
  RSA167139  Nassella pulchra Jack Maze 1963-3-8 49 Yolo 2 miles E of Monticello Dam on State Hwy 18, Yolo County. Comment
  SEINET215131  Nassella pulchra Dan Kurtak 1969-4-5 10 Yolo 5 miles west of Winters. Comment
  UCD59314  Nassella pulchra Ellen Dean; Kate Mawdsley 2007-5-11 3738 Yolo Tuleyome Ireland Ranch. In inner coast range, northwest of the City of Winters, between Salt Creek and Enos Creek, just north of Wild Cow Mountain. Central part of ranch near western portion of loop road. 638 Comment
  UCD87478  Nassella pulchra Beecher Crampton 1961-4-17 5857 Yolo 3 miles northeast of city of Davis, city dump and rifle range. Comment
  UCD87501  Nassella pulchra Beecher Crampton 1971-4-26 8680 Yolo 2.25 miles north of Saxon Station, 4 miles southeast of Davis (in direct line). County Road 106 just south of its junction with County Road 35. Comment
  CAS-BOT-BC230251  Navarretia cotulifolia A. A. Heller; H. E. Brown 1902-4-30 s.n. Yolo Near Black's Comment
  SD225884  Navarretia cotulifolia Beecher Crampton 1960-5-9 5506 Yolo 0.25 south of Saxon Station. Comment
  UC1719864  Navarretia heterandra David Fruchter 1978-9-18 105 Yolo Winters Comment
  CHSC79336  Navarretia leucocephala Beecher Crampton 1953-4-21 1120 Yolo 3 miles north of city of Winters, between highway and railroad. Comment
  UCD38894  Navarretia leucocephala Beecher Crampton 1960-5-9 5499 Yolo 1.25 miles southwest of Saxon Station. Comment
  UCR119143  Navarretia leucocephala Beecher Crampton 1963-4-27 1138 Yolo Sacramento Valley, Northern city limits of Winters. 30 Comment
  SEINET5732172 Image available Navarretia leucocephala David Bortner 1974-1 218 Yolo Beneath I-80, west end of Yolo Causeway. 8 Comment
  UCD48544  Navarretia leucocephala subsp. leucocephala H. A. Borthwick 1925-3-21 1884 Yolo Causeway. Comment
  UCD36218  Navarretia leucocephala subsp. leucocephala Beecher Crampton 1953-4-27 1138 Yolo Yolo County, northern city limit of Winters. Comment
  UCD48542  Navarretia leucocephala subsp. leucocephala Beecher Crampton 1960-5-9 5499 Yolo 1 1/4 mile s.w. Saxon Station. Comment
  UCD48547  Navarretia leucocephala subsp. leucocephala J. Skoss 1948-6-5 15 Yolo Swampy lowlying area at west and Sacramento-Davis causeway, Yolo County, California. Comment
  UCD59365  Navarretia mellita Ellen Dean; Kate Mawdsley 2007-6-8 3841 Yolo Tuleyome Ireland Ranch, Inner Coast Ranges, northwest of the city of Winters, between Salt Creek and Enos Creek, just N of Wild Cow Mtn. Western part of ranch near stock pond. 627 Comment
  UCD20389  Navarretia pubescens K. Esau 1937-3-12 s.n. Yolo Putah Canyon. Comment
  UCD36259  Navarretia pubescens Beecher Crampton 1953-5-7 1220 Yolo Yolo County, 2 miles northwest of Dunnigan. Comment
  UCD59450  Navarretia pubescens Beecher Crampton 1953-5-7 1220 Yolo 2 miles northwest of Dunnigan. Comment
  UCD35942  Navarretia pubescens Beecher Crampton 1953-4-27 1139 Yolo West of Winters. Comment
  UCD36105  Navarretia tagetina Beecher Crampton 1952-10-27 890 Yolo Yolo County, 3 miles west of city of Winters, on road to Monticello. Comment
  UCD48705  Navarretia tagetina Beecher Crampton 1953-4-19 1312 Yolo 3 miles west of Winters depression along Hwy. 128. Comment
  UCD20823  Nemophila heterophylla N. Nicola 2001-3-30 039 Yolo Eastern side of inner north coast range, Putah Creek valley, Berryessa valley, Quail Ridge Nature Preserve, Decker Valley. Lat/long is estimate. Comment
  UCD48045  Nemophila heterophylla Ryan Knox; McDermott, G. Walden 2002-4-13 22 Yolo Yolo Co., McLaughlin UC Reserve, W side of Davis Creek Reservoir, along road that goes from Soda Spring area to Rayhouse Rd. 0.5 airline mile due N od Soda Spring and 1.0 airline mile WNW of UC Davis Aquatic Lab facility. 516 Comment
  UCD48046  Nemophila heterophylla Yumee Kim; L. Bachman, P. Lalbhai 2002-4-13 16 Yolo McLaughlin UC Reserve. W side of Davis Creek Reservoir, along road that goes from Soda Spring area to Rayhouse Rd. 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
  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
  UC1607863  Nemophila heterophylla C. G. Nast 1936-3-27 17 Yolo E entrance fo Putah Canyon Comment
  UCD89680  Nemophila menziesii Kara Moore 2006-4-24 s.n. Yolo McLaughlin Reserve; Davis Creek Reservoir, Hobbit Hill. 466 Comment
  UCD120231  Nemophila menziesii E. H. Stanford 1940-4-1 s.n. Yolo Putah. Comment
  UCD39924  Nepeta cataria Beecher Crampton 1995-8-9 s.n. Yolo City of Davis. Comment
  UCD22845  Nephrolepis exaltata Bijou Dehgan 1971-4-10 s.n. Yolo In Mrs. Hendrickson's garden on Anderson Road. Comment
  UCD160960  Nicotiana acuminata var. multiflora Jean Shepard 2001-6-16 468 Yolo City of Davis, East Fifth St., about .1 mi W of Cantrill Dr. Comment
  CAS-BOT-BC233466  Nicotiana glauca A. A. Heller; H. E. Brown 1902-5-22 5587 Yolo Banks of Putah Creek near Winters Comment
  CDA9357  Nicotiana glauca M. Beyers, M. Keyhani 2013-11-23 1037 Yolo Inner North Coast Ranges; Highway 128, south side of highway's edge. West of the Monticello Dam near a fishing pull-out on the north side of Putah Creek. 51 Comment
  UCD126651  Nicotiana glauca H. R. Drever 1945-8-18 s.n. Yolo University of California campus, Davis. Comment
  UCD126653  Nicotiana glauca C. B. Heiser Jr. 1946-9-18 1863 Yolo near Davis. Comment
  UCD126661  Nicotiana glauca J. M. Tucker; C. H. Lamoureux 1958-6-8 3401 Yolo State Highway 128, Putah Canyon, 1.2 - 2.0 miles east of Recreation Beach. Comment
  UCD70351  Nicotiana glauca E. D. Appenzeller 1995-5-29 10 Yolo UC Davis campus; next to Putah Creek. Tree; corollas yellow. Comment
  UCD126710  Nicotiana quadrivalvis K. Esau 1931-4-26 2183 Yolo Putah Canyon. Comment
  SEINET12856157  Nicotiana quadrivalvis J. D. Skoss 1948-1 16 Yolo along Putah Creek bed, UC Davis campus Comment
  CHSC75007  Nigella damascena Lynn R. Patterson 1977-4-9 7 Yolo Woodland, 0.25 mi. S. of Woodland Memorial Hospital (corner of Cottonwood and Gibson Streets), 1364 Amherst Way. 7 Comment
  UCD41151  Nigella damascena K. Arhangelsky 2002-5-9 207 Yolo Eastern foothills of inner north coast range, Capay Valley. North of Guinda, Rd 43 off Hwy 16; Fullbelly Farm. Comment
  SEINET12197065  Oenothera speciosa Unknown 1998-5-10 11 Yolo city of Davis, 0.25 mi W of Student Experimental Farm 17 Comment
  SACT001626  Oryza sativa Earl Kemp 1934-7-19 Yolo Comment
  SACT001687  Oryzopsis miliacea John Willoughby 1979-8-13 Yolo In riparian woodland. Comment
  SEINET240093  Oryzopsis miliacea subsp. thomasii Beecher Crampton 1962-6-14 T.O. 2223 a Yolo UC Davis agronomy experimental area, plant introduction nursery, row D-132 Comment
  UCD110756  Oxalis corniculata Beecher Crampton 1982-4-21 s.n. Yolo UC Davis campus. Comment
  UCD159961  Oxalis latifolia Ellen Dean 2015-4-5 8621 Yolo City of Davis. Back yard of 708 Mulberry lane. Also weed in side yard of house next to path at south end of Mulberry Lane loop. 14 Comment
  UCD159963  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
  UCD111012  Oxalis pes-caprae Beecher Crampton 1980-3-4 9697 Yolo Davis Comment
  UC1183408  Pandorea jasminoides June McCaskill and Katherine Onaga 1960-9-29 610 Yolo Climbing about post of east side of Landscape Horticulture Field Headquarters, University of California campus, Davis, Yolo County, California. Comment
  UCD89393  Panicum capillare E. G. Cakin 1947-5-14 s.n. Yolo Putah Canyon. Yolo-Solano county line. Comment
  UCD89485  Panicum capillare Beecher Crampton 1954-9-8 2265 Yolo 5 miles west of Davis. Comment
  UCD89507  Panicum capillare H. B. Currier 1941-9-22 s.n. Yolo Davis. Comment
  UCD33452  Panicum capillare subsp. hillmanii Beecher Crampton 1968-5-31 8290 Yolo Yolo - Solano Counties, UC Davis arboretum. Comment
  UCD32855  Panicum capillare subsp. hillmanii Beecher Crampton 1964-9-10 7201 Yolo Yolo County, 3 miles N.W. of Davis, jct. of County roads 99 and 29. Comment
  UCD32856  Panicum capillare subsp. hillmanii Beecher Crampton 1964-9-22 7202 Yolo Yolo County, 3.5 miles west of Davis, Russell Blvd.. Comment
  UCD89572  Panicum capillare subsp. hillmanii Beecher Crampton 1964-9-10 7201 Yolo 3 miles N.W. of Davis, jct. of County roads 99 and 29. Comment
  UCD89585  Panicum dichotomiflorum Beecher Crampton 1965-7-7 7438 Yolo Northern city limits of Winters. Comment
  CAS-BOT-BC253779  Panicum hillmanii Beecher Crampton 1962-9-11 6666 Yolo 2 miles W of Winters Comment
  CAS-BOT-BC253780  Panicum hillmanii Beecher Crampton 1977-10-25 9544 Yolo UC Davis agricultural service yard Comment
  UC1151594  Panicum hillmanii Beecher Crampton 1962-9-11 6666 Yolo 2 mi w Winters; 2 mi w of Winters Comment
  UCD89745  Panicum miliaceum subsp. miliaceum Beecher Crampton 1967-9-25 s.n. Yolo Davis. Comment
  CAS-BOT-BC253892  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
  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
  UCD89970  Panicum virgatum Beecher Crampton 1954-9-10 s.n. Yolo UC Davis Campus. Agronomy Experimental Area. Comment
  UCD89971  Panicum virgatum Beecher Crampton 1961-8-1 5962 Yolo Davis. Southern Pacific Railroad. Comment
  UCD32597  Parapholis incurva Beecher Crampton 1954-6-14 1954 Yolo Yolo County, 4 miles east of Woodland, on roadside and banks of road. Comment
  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
  SEINET921123  Parkinsonia aculeata J. McCaskill, Katherine Onaga 1962-1 654 Yolo In front garden at 1001 D Street, Davis Comment
  RSA273245  Parthenocissus vitacea Glenn A. Gorelick 1965-9-30 s.n. Yolo Davis. Comment
  CAS-BOT-BC259645  Paspalum dilatatum Clarence R. Quick 1968-8-25 68 -08 Yolo Merritt Island, near junction of county roads 140 and 142, 3.5 miles S of Clarksburg Comment
  CAS-BOT-BC259750  Paspalum distichum C. R. Quick 1972-7-22 72 -13 Yolo On E bank of E levee of Merritt Island, at junction of road 142, about 20 miles SSW of Sacramento, SE corner of county Comment
  UCD37762  Paspalum distichum Beecher Crampton 1961-10-25 6045 Yolo 4 miles NW of Bryte, Yolo Bypass, S of Todhunter's Lake. Comment
  UCD160612  Passiflora Jean Shepard 2015-5-11 897 Yolo City of Davis. East Davis, on south side of Covell Blvd. .1 mi west of Harper Junior High School, in strip between sidewalk and highway. 9 Comment
  UCD123308  Pedicularis densiflora A. A. Beetle 1945-2-22 4192 Yolo Cottonwood Slough, southwest of Madison. Comment
  UCD162953  Pellaea andromedifolia Craig Thomsen 2006-6-8 2630 Yolo Camp Haswell. West side of Cache Creek. 144 Comment
  UC1927083  Pellaea andromedifolia Layne Huiet 2006-5-20 122 Yolo Highway 16 at marker 4.18 South of Colusa/Yolo County line. West side of road Comment
  UCR242396  Pennisetum setaceum Paul Washburn 2011-7-14 s.n. Yolo City of Davis, along Covell Blvd. between Lake and Denali streets 15 Comment
  UCD58092  Penstemon centranthifolius Ellen Dean; K. Mawdsley 2007-4-6 3631 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. Along Access Road to Ireland Ranch. 411 Comment
  UCD99492  Persicaria lapathifolia P. B. Kennedy 1920-6-23 s.n. Yolo Holland Land Co. Clarksburg, Sacramento River. Comment
  UCD143964  Persicaria maculosa Ellen Dean; T. Starbuck 2013-10-26 8012 Yolo East of the town of Winters and just east of Hwy 505, on north bank of Putah Creek, just south of Yolo Housing Authority housing area. Putah Creek vegetation survey plot YHA 3E. 30 Comment
  UCD81057  Persicaria maculosa Ellen Dean; G. Harrington, T. Starbuck 2009-5-13 5593 Yolo city of Woodland. Woodland Regional Park. East side of County Road 102, just south of County Road 25. Old rodeo area with bare areas where buildings used to be. 9 Comment
  UCD99578  Persicaria maculosa Daryl Koutnik; John Sowell 1978-10-27 580 Yolo One mile south of Putah Creek, east of County Road 106 and west of Yolo Causeway. 6 Comment
  UCD141651  Persicaria punctata Ellen Dean; M. Taylor 2013-6-12 7786 Yolo Along Putah Creek by Los Rios Farms, between Mace Blvd. (County Road 104) and the Yolo bypass wildlife area. Los Rios Farms is on the border of DFG lands northeast of the junction of County road 106 and County road 35. Plot LRF 2D of Putah Creek vegetation survey. 6 Comment
  JEPS22658  Petrorhagia dubia Rimo Bacigalupi with Drs. Herbert and Lucille Mason 1958-4-22 6277 Yolo about 2.5 mi nw Rumsey (along roadside of California Highway 16 in canyon of Cache Creek, just e of mouth of Pocket Gulch); in canyon of Cache Creek, e of mouth Pocket Gulch 160 Comment
  UC131532  Phacelia C. F. Baker 1903-5-8 2980 Yolo Cache Creek Comment
  CDA40339  Phacelia ciliata G. D. Barbe 1980-4-16 2571 Yolo Southwest corner County Roads 14 & 88, north of Esparto. 0 Comment
  UCD120581  Phacelia imbricata Collector unknown 1925-5-25 1789 Yolo Putah Canyon. Comment
  UCD120583  Phacelia imbricata Beecher Crampton 1982-3-22 9820 Yolo Yolo County, 4 miles west of Winters on Hwy. 128. Comment
  UC107379  Phacelia tanacetifolia J. W. Blankinship 1893-5-6 Yolo Woodland Comment
  UCD160558  Phacelia tanacetifolia Ellen Dean; Craig Thomsen 2015-3-21 8608 Yolo Audubon Bobcat Ranch. Western part of ranch, just north of Hwy 128 and N of Putah Creek. Area E of Bray Canyon at northwest end of large escarpment labeled 'spring' on topo maps. Burned in 2014. 304 Comment
  UCD41101  Phalaris D. Lowry 2002-7-19 244 Yolo Base of eastern foothills of inner North coast range, Capay Valley. Comment
  UCD88028  Phalaris aquatica Beecher Crampton 1975-7-22 s.n. Yolo UC Davis. Agronomy Experimental Areas. Plant Introduction Nursery. B-12 nursery. Comment
  SEINET7294748 Image available Phalaris aquatica var. minor Beecher Crampton 1957-1 2424 Yolo [No precise loc] Comment
  UCD162338  Phalaris arundinacea Craig Thomsen 2006-6-30 2628 Yolo Rumsey Canyon along Cache Creek. Otis-Camp Haswell Yolo County Park. Cache Creek. 144 Comment
  UCD88337  Phalaris brachystachys Fred Bertetta 1957-5-16 115 Yolo Ca. 5 miles E of Davis. Comment
  UCD88778  Phalaris canariensis Beecher Crampton 1965-5-5 7312 Yolo Davis. Comment
  UCD88792  Phalaris canariensis J. L. Wirka 1995-5-15 s.n. Yolo Along Cache Creek in Woodland, E of Road 108. 16 Comment
  SEINET242428 Image available Phalaris coerulescens Beecher Crampton 1963-6-4 Yolo CULTIVATED; UC Davis Campus; Agronomy Experimental Areas; Forage Crops Nursery. Comment
  CDA9249  Phalaris elongata G. F. Hrusa 2013-4-29 18515 Yolo Sacramento Valley; Yolo Bypass Visitor Center, County Rd. 32B, 1.25 miles east of Mace Blvd. 7 Comment
  UCD147297  Phalaris lemmonii Carol W. Witham 2003-4-9 912 Yolo DFG Tule Ranch vernal pools. Approximately 8 miles southeast of Davis. Southeast of the junctions of County Roads 38 and 105. 4 Comment
  UCD39173  Phalaris lemmonii Beecher Crampton 1953-5-5 1209 Yolo 2.5 miles NE of Davis Road 102. Comment
  CAS-BOT-BC250676  Phalaris minor John Thomas Howell; Gordon H. True 1967-6-11 42554 Yolo North of Woodland near Cache Creek Comment
  RSA10438  Phalaris minor C. B. Wolf 1928-5-8 2130 Yolo Sacramento Valley; 4 miles N of Zamora. Comment
Read comments
Jul 28 2014
  RSA263847  Phalaris minor J. T. Howell, Gordon H. True 1974-3-3 50330 Yolo About 7 mi north of Madison Comment
  SBBG50428  Phalaris minor J. T. Howell, G. H. True 1974-3-3 50330 Yolo ca. 7 mi N of Madison Comment
  UCD144206  Phalaris minor Dean Kelch 2007-5-18 07. 322 Yolo Yolo Causeway, 0.4 mile east of Levee Road. Railroad crossing. 4 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
  UCD88183  Phalaris minor P. Stern 1988-5-19 9 Yolo Davis. Between the Domes and Russell Park complex just W of UCD campus. Comment
  UCD89031  Phalaris minor A. A. Beetle 1944-5-17 1988 Yolo 3 miles W of Sacramento. Comment
  UCD89067  Phalaris minor A. S. Crafts 1926-7-8 429 Yolo University Farm Campus, Davis. Comment
  UCD89165  Phalaris minor Beecher Crampton 1957-4-25 3954 Yolo Perkins Gravel Co. Yard, Bryte. Comment
  SACT001719  Phalaris minor 1925-5-9 Yolo No collector/determiner listed Comment
  SEINET11696147  Phalaris minor S. M. Sebalo 1998-5-31 20 Yolo city of Davis, off Garrod Dr., about 0.5 mi from Campbell Rd. cross street 18 Comment
  CDA108  Phalaris paradoxa D. G. Kelch 2007-5-18 7 .322 Yolo Yolo Causeway, 0.4 mi E of Levee Rd. / RR crossing. Comment
  JEPS72983  Phalaris paradoxa W. L. Jepson 1940-6-14 19962 Yolo just n Cache Creek (near Madison); just n of Cache Creek Comment
  UCD147299  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
  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
  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
  UCD89420  Phalaris paradoxa Joy Woo 1989-5-21 24 Yolo Davis. Gazelle Place. Comment
  UCD89633  Phleum pratense Clarence R. Quick 1970-7-8 70 29 Yolo Just south of house of Nettie M. Pylman, Merritt Island near Clarksbrug. Comment
  CDA14900  Phoradendron macrophyllum G. D. Barbe 1968-1-11 861 Yolo University of California campus 0.25 south of Russell Boulevard, west of extension of Anderson Road, Davis. 0 Comment
  UCR115042  Phoradendron macrophyllum G. Fred Hrusa 1994-1-2 11590 Yolo Sacramento Valley, Along Putah Creek in UC Putah Creek Reserve c. 1 mi west of University Airport 75 Comment
  CAS-BOT-BC141059  Phoradendron serotinum subsp. macrophyllum G. F. Hrusa 1994-1-29 11590 Yolo Along Putah Creek Reserve approx. 1 m W of University airport 75 Comment
  UCD102187  Phoradendron serotinum subsp. macrophyllum D. H. Hartmann 1941-1-18 s.n. Yolo Near Putah Creek, Davis. Comment
  UCD38980  Phoradendron serotinum subsp. macrophyllum Beecher Crampton 1960-12-7 5812 Yolo UC Davis campus. Comment
  UCD78302  Phoradendron serotinum subsp. macrophyllum C. Gasser 2009-3-4 s. n. Yolo Davis. Intersection of Russell Blvd. and Arthur St. Comment
  UCD125934  Phyla nodiflora M. I. Wibawa 1996-6-2 38 Yolo on north side of Putah Creek, 200 meters west of Old Davis Road. 17 Comment
  UCD160089  Phyla nodiflora Mayra Huerta 2015-4-12 2 Yolo Audubon Bobcat Ranch. North side of Hwy 128, west of Winters. Southeast corner of ranch, west and uphill of ranch house headquarters. 160 Comment
  UCD73125  Phyla nodiflora Ayzik Solomeshch 2003-6-1 s. n. Yolo Department of Fish and Game Glide Tule Ranch, about 8 mi. southeast of Davis. 6 Comment
  UCR257076  Phyla nodiflora George K. Helmkamp, Mary Alice Barnes 2013-5-8 20526 Yolo Southern Sacramento Valley, Yolo Bypass Wildlife Area, 0.9 mile southeast of the junction of Chiles Road and I-80, between Sacramento and Davis 13 Comment
  UCD81555  Physalis acutifolia W. W. Robbins; W. D. Norton 1927-10-1 s.n. Yolo West of Davis. Comment
  UCD126764  Physalis lancifolia W. W. Robbins; W. D. Norton 1927-10-1 825 Yolo West of Davis. Comment
  UCD126782  Physalis philadelphica Cynthia Hodges 1982-4-7 5 Yolo 0.5 mi e. Winters, immediately north of Highway 128. 6 Comment
  UCR148841  Phytolacca americana G. Fred Hrusa 1997-10-13 14118 Yolo Sacramento Valley, Riparian area of Sacramento River immediately south of I-5, c. 5 mi east of Woodland (near tule canal). Mostly along railroad tracks parallel to river on N side Comment
  CDA30761  Picris echioides M. Beyers 2010-5-12 451 Yolo Just east of County Road 87, along County Road 19. 54 Comment
  UCD136604  Pilularia americana Beecher Crampton 1978-5-8 9587 Yolo 1 mile southwest of Saxon Station. Comment
  SEINET8060373 Image available Pinus sabiniana J. M. Tucker 1951-3-27 2064 Yolo near west end of arboretum, University of California, Davis, Yolo County, California. Comment
  SEINET240096  Piptatherum microcarpum E. Smith 338 Yolo UC Davis agronomy experimental area, plant introduction nursery, row B - 42 Comment
  RSA115222  Piptatherum miliaceum Beecher Crampton 1956-7-12 3703 Yolo Putah Creek, 3/4 mi south of Davis, Yolo-Solano County border Comment
  UCD89660  Piptatherum miliaceum A. A. Beetle 1944-2-1 s.n. Yolo Campus, UC Davis. Comment
  UCD89881  Piptatherum miliaceum W. B. McHenry 1967-11-8 s.n. Yolo Old Highway 40, 1/2 mile west of Yolo Bypass. Comment
  SEINET242445  Piptatherum miliaceum subsp. thomasii Beecher Crampton 1961-6-30 2223 Yolo UC Davis agronomy experimental area, plant introduction nursery. Comment
  UCD15444  Pistacia chinensis Jean Shepard 1996-11-14 s.n. Yolo California, Yolo Co.; city of Davis, along 5th street near intersection with 'L' street. Comment
  UCD149351  Plagiobothrys canescens R. Gay 1954-4-14 s.n. Yolo City of Madison, V. Mast Ranch. 44 Comment
  UCD21254  Plagiobothrys canescens J. Shepard 2000-4-13 137 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, east of parking lots on the south side. 12 Comment
  UCD82150  Plagiobothrys canescens Jean Shepard 2000-3-24 95 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
  UCD82193  Plagiobothrys canescens J. Shepard 2004-4-4 665 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 0.15 miles along unpaved entrance road, then south 100 yd. along north-south access road. 12 Comment
  UC1278096  Plagiobothrys canescens var. canescens Beecher Crampton 1955-4-11 2479 Yolo ca 7 mi w Davis; Moon Ranch Comment
  UCD160099  Plagiobothrys fulvus var. campestris Emily Howard 2015-4-12 2 Yolo Audubon Bobcat Ranch. North side of Hwy 128, west of Winters. Southeast corner of ranch, west and uphill of ranch house headquarters. 170 Comment
  UCR118892  Plagiobothrys fulvus var. campestris Beecher Crampton 1953-4-9 1062 B Yolo Sacramento Valley, 3 miles west of Winters 46 Comment
  UCR119138  Plagiobothrys greenei Beecher Crampton 1967-4-12 7830 Yolo Sacramento Valley, 2 miles west of Winters. 46 Comment
  UCD55492  Plagiobothrys humistratus J. Shepard; E. Dean, B. Rice, P. and R. Unger, B. Salvia 2004-3-28 659 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 40 yd. west of DOD fence, thence south .25 mi. South of posted vernal pool area. 10 Comment
  UCD144440  Plagiobothrys hystriculus Carol W. Witham 2003-4-7 872 Yolo DFG Tule Ranch vernal pools. Approximately 8 miles southeast of Davis. Southeast of the junctions of County Roads 38 and 105. 4 Comment
  POM63835  Plagiobothrys infectivus A. A. Heller, H. E. Brown 1902-4-29 11882 Yolo Near Madison. Comment
  UCD160935  Plagiobothrys nothofulvus J. Shepard 2012-4-7 862 Yolo West of Woodland, Co Rd 16 to Guinda. W on Forest Ave (Co Rd 53) about 1 mi to gate. Continue 3/4 - 1 mi past gate. Comment
  UCD56721  Plagiobothrys nothofulvus Ellen Dean; M. Bibbo 2007-3-23 3414 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
  UCD120921  Plagiobothrys nothofulvus H. Popenoe 1949-4-11 3 Yolo Above Rumsey on Cache Creek. 167 Comment
  UC480674  Plagiobothrys stipitatus W. Williams 1927-3-22 Yolo Putah Creek Comment
  UC917322  Plagiobothrys stipitatus J. D. Skoss 1948-5-30 Yolo 3 mi n Davis (county road) 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
  POM181723  Plagiobothrys stipitatus H. F. Copeland 1927-4-20 603 Yolo Near Davis. Comment
  UCD120973  Plagiobothrys stipitatus C. J. W. 1915-5-31 s.n. Yolo About Davis. Comment
  UCD37913  Plagiobothrys stipitatus Beecher Crampton 1962-5-1 6357 Yolo Saxon Station, 7 miles southeast of city of Davis. Comment
  UCD21043  Plagiobothrys stipitatus var. micranthus Vernal Pool Team 2002; Carol Witham and Jennifer Buck 2002-4-5 229 Yolo S of the city of Davis. Along Road 38, approximately 0.25 miles S of its intersection with Road 105. Glide/Tule Ranch site, pool # GLI002. 2 Comment
  CDA40657  Plagiobothrys stipitatus var. micranthus G. D. Barbe 1987-4-3 4265 Yolo Yolo By-Pass, north of I-80, east of west levee, 5 miles east of Davis. 0 Comment
  UCD121004  Plagiobothrys stipitatus var. micranthus K. Esau 1937-4-22 s.n. Yolo Putah. Comment
  CDA31111  Plagiobothrys stipitatus var. stipitatus V. Popescu, Dale Woods 2010-3-23 s.n. Yolo Woodland; at the Woodland Aeromodelers Club. 0 Comment
  UCD164874  Plagiobothrys stipitatus var. stipitatus Henry House 1995-5-24 1995- 20 Yolo about 2 km ESE of the intersection of Delhi Road and Levee Road. 2 Comment
  CDA40652  Plagiobothrys stipitatus var. stipitatus G. D. Barbe 1987-4-3 4264 Yolo Yolo By-Pass, north of I-80, 5 miles east of Davis. 0 Comment
  SEINET5735080 Image available Plantago Shirley C. Tucker 1954-1 3648 Yolo With grass in wet ditches, 1 mile north of Davis.; Davis Comment
  UCD81002  Plantago coronopus Drew Maraglia 2009-4-15 3 Yolo Mavis Henson Field, owned by city of Woodland. East side of County Road 102, just south of County Road 25. On west side of drainage pond. 9 Comment
  UCD158835  Plantago coronopus A. M. Shapiro 1995-9-3 s.n. Yolo Yolo County, West Sacramento, in mud along slough north of West Capitol Avenue. Comment
  UCD37386  Plantago elongata Beecher Crampton 1960-5-9 5497 Yolo Yolo County, 1.25 miles southwest of Saxon Station, along County Road 105. Comment
  UCD73036  Plantago elongata Ellen Dean; Erika Smith and Casey Woodall 2008-5-12 4917 Yolo City of Woodland Alkali Grassland Preserve managed by Center for Natural Land Management on the south side of County Road 25, west of Road 103. 4 Comment
  UCD124419  Plantago elongata W. Russell; J. M. Tucker 1950-3-17 1921 Yolo Highway 99W, about 3 miles northwest of Davis. Comment
  CHSC100183  Plantago erecta John Dittes 2007-5-6 1450 Yolo Inner North Coast Range; Vaca Mountains (eastern edge); Audubon Bobcat Ranch; ca.4.0 air miles west by northwest of Winters, ca. 4.1 air miles northeast of Monticello Dam, ca., 0.6 air mile southwest of confluence of Enos Creek and Dry Creek. 111 Comment
  JEPS20850  Plantago erecta B. Crampton 1953-3-30 1045 Yolo about 9 mi w Dunnigan (Durst Ranch) Comment
  UC917129  Plantago erecta R. H. Miller 1949-4-3 10 Yolo Putah Canyon Comment
  UCD124461  Plantago erecta R. H. Miller 1949-4-3 10 Yolo Putah Canyon. Comment
  UCD56728  Plantago erecta Ellen Dean; M. Bibbo 2007-3-23 3420 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
  UCD36176  Plantago erecta Beecher Crampton 1953-3-30 1045 Yolo 8 miles west of Dunnigan, Durst Ranch. Comment
  UCR257082  Plantago lanceolata George K. Helmkamp, Mary Alice Barnes 2013-5-8 20512 Yolo Southern Sacramento Valley, Yolo Bypass Wildlife Area, 0.9 mile southeast of the junction of Chiles Road and I-80, between Sacramento and Davis 13 Comment
  UCD124364  Plantago major Beecher Crampton 1961-10-25 6055 Yolo Yolo County, 2 miles west of Bryte, along County Road 127, confluence of Sacramento Bypass and Yolo Bypass. Comment
  UCD96058  Platystemon californicus P. B. Kennedy 1916-3-20 s.n. Yolo Davis, on Davis Farm. Comment
  UCD56748  Plectritis ciliosa Ellen Dean; M. Bibbo 2007-3-23 3440 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
  UCD160563  Plectritis congesta subsp. brachystemon Ellen Dean; Craig Thomsen 2015-3-21 8612 Yolo Audubon Bobcat Ranch. Western part of ranch, just north of Hwy 128 and N of Putah Creek. Area E of Bray Canyon at southeast end of large escarpment labeled 'spring' on topo maps. Burned in 2014. 259 Comment
  UCD58059  Plectritis congesta subsp. brachystemon Ellen Dean; K. Mawdsley 2007-4-6 3599 Yolo Tuleyome Ireland Ranch. In inner coast range, northwest of the City of Winters, between Salt Creek and Enos Creek, just north of Wild Cow Mountain. SE portion of ranch. 555 Comment
  JEPS6915  Plectritis macrocera S. C. Dyal, A. Carter, E. Crum 1938-5-6 694 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
  UCD33055  Pleuropogon californicus Beecher Crampton 1966-4-19 7652 Yolo Yolo County, 1/4 mile south of Saxon station site. Comment
  UCD33789  Pleuropogon californicus Beecher Crampton 1973-4-16 8918 Yolo 1 mile SW of Saxon Station. Comment
  UCD39944  Poa D. Summer 1954-5-27 s.n. Yolo UC Davis Campus, Agronomy Experimental Area. Voulnteer in breeders seed of Merion Bluegrass from Beltsville Maryland. Comment
  UCD92177  Poa Beecher Crampton 1954-4-5 1753 Yolo 3 miles west of Winters. Comment
  LA36341  Poa annua P. B. Kaufman; 1950-3-20 14 Yolo University of California campus, Davis Comment
  RSA734401  Poa annua Keith E. Hoffmaster 1946-4-15 1070 Yolo Davis. Comment
  UCD18426  Poa annua Gabor Bethlenfalvay 1973-4-23 3 Yolo city of Davis, Covell Blvd. and Anderson Rd. 15 Comment
  UCD90334  Poa annua E. G. Cakin 1947-3-27 s.n. Yolo Vacant lot in Davis. Comment
  UCD90346  Poa annua Beecher Crampton 1960-3-2 5478 Yolo Yolo County, city of Davis, University of California campus. Comment
  UCD90360  Poa annua P. B. Kaufman 1950-3-20 14 Yolo Davis. UC Davis. Comment
  UCD39943  Poa pratensis Beecher Crampton 1961-4-10 s.n. Yolo UC Davis Campus, Agronomy Experimental Area, row B-14. Comment
  UCD91898  Poa pratensis Beecher Crampton 1966-5-5 s.n. Yolo Plant Introduction Nursery, Agronomy Experimental Area, UC Davis Campus. Comment
  SEINET202613 Image available Poa scabrella Jack Maze 1963-3-8 11 Yolo 3/4 miles east of Recreation Beaach, State highway 128, Yolo county,Cal. 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
  SEINET11695799  Poa secunda Unknown 1953-3-23 1017 Yolo 6 mi W of Winters, Putah Canyon Comment
  UCD147302  Poa secunda subsp. secunda Carol W. Witham 2003-4-9 913 Yolo DFG Tule Ranch vernal pools. Approximately 8 miles southeast of Davis. Southeast of the junctions of County Roads 38 and 105. 4 Comment
  UCD36164  Poa secunda subsp. secunda Beecher Crampton 1953-3-23 1017 Yolo 6 miles W of city of Winters, Putah Canyon. Comment
  UCD90727  Poa secunda subsp. secunda Beecher Crampton 1953-3-23 1014 Yolo 2 miles W of Winters. Comment
  UCD90858  Poa secunda subsp. secunda Beecher Crampton 1973-4-16 8922 Yolo Winters W-2. Comment
  UCD22768  Podocarpus gracilior Collector unknown 1988-1-4 s.n. Yolo Environmental Horticulture building. 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
  UCD73134  Pogogyne douglasii Ayzik Solomeshch 2003-5-30 s. n. Yolo Department of Fish and Game Glide Tule Ranch, about 8 mi. southeast of Davis. 6 Comment
  UCD84332  Pogogyne douglasii Ayzik Solomeshch 2009-5-19 s.n. Yolo Yolo Bypass. Glide Ranch. 4 Comment
  CDA40766  Pogogyne douglasii G. D. Barbe 1984-5-7 4159 Yolo Yolo Bypass, east of the Glide Ranch headquarters. Comment
  HSC99334  Pogogyne douglasii subsp. douglasii C. B. Wolf 1928-5-8 2138 Yolo 12 mi. N of Dixon on the Pacific Hwy. Comment
  UCD125417  Pogogyne douglasii subsp. parviflora Collector unknown 1925-3-21 1808 Yolo Causeway. Comment
  UCD69388  Poinciana gilliesii J. Shepard 1997-7-25 s.n. Yolo City of Davis. Found along the west side of Fifth Street near Pena. Shrub, flowers yellow, stamens red and exserted. Escaped from cultivation in the area. Comment
  UCR119100  Polycarpon tetraphyllum Beecher Crampton 1979-5-17 9684 Yolo Sacramento Valley, Davis. 15 Comment
  CDA22753  Polygonum aviculare P. M. Goodwin 1932-5-3 Yolo Davis. 0 Comment
  CAS-BOT-BC414159  Polygonum aviculare subsp. aviculare P. M. Goodwin 1932-5-3 s.n. Yolo Davis Comment
  UCD20600  Polygonum aviculare subsp. depressum E. Dean; with M. Bibbo 2002-7-5 1144 Yolo McLaughlin UC Reserve. 0.8 road miles S of Rayhouse Road reserve gate, along road to Soda Springs, W side of Davis Creek Resevoir. 493 Comment
  CAS-BOT-BC414295  Polygonum aviculare subsp. depressum Clarence R. Quick 1971-10-25 71 -68 Yolo Pylman-Quick garden, Merritt Island, near Clarksburg Comment
  UCD99957  Polygonum aviculare subsp. depressum F. H. Bolster 1912-4-1 s.n. Yolo Davis. Comment
  UCD99985  Polygonum aviculare subsp. depressum C. J. W. 1913-4-1 309 Yolo Davis. Comment
  UC1562682  Polygonum persicaria Barbara Ertter 1988-10-21 7989 Yolo at Rd 89 crossing just w I-505 (e of gravel pits 1.5 mi n of Madison, ca 10 air mi w of Woodland); Sacramento Valley, Cache Creek 36 Comment
  UC1562671  Polygonum punctatum Barbara Ertter 1988-10-21 7990 Yolo creek at road crossing just w I-505 (e of gravel pits 1.5 mi n of Madison, ca 10 air mi w of Woodland); Sacramento Valley, Cache Creek 36 Comment
  UCD149581  Polypogon maritimus Ayzik Solomeshch 2005-8-5 s.n. Yolo Yolo Grasslands Park, intersection of Co. Rds. 104 and 36. Near Doppler radar station. Plot DOD 2. 8 Comment
  UCD37197  Polypogon maritimus Beecher Crampton 1958-5-28 4838 Yolo North Davis. Comment
  UCD91181  Polypogon maritimus Beecher Crampton 1957-5-14 4023 Yolo 1.3 miles west of Zamora. Comment
  CHSC114329  Polypogon monspeliensis D. G. Kelch 2007-5-18 7318 Yolo Yolo Causeway, 0.4 mi E of Levee Rd. /RR crossing. 4 Comment
  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
  UCD21291  Polypogon monspeliensis J. Shepard 2000-5-8 230 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. To defined track (rutted) running south. Along side of rutted track. 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
  UCD91445  Polypogon viridis A. A. Beetle 1946-5-1 4707 Yolo Davis R.R. Station. Comment
  CAS-BOT-BC102689  Populus fremontii Roxana Stinchfield 1916-6-25 338 Yolo Mouth of Buckeye Creek Comment
  CAS-BOT-BC102690  Populus fremontii Beecher Crampton 1986-9-23 10077 Yolo Putah Creek south of University airport Comment
  POM167062  Populus fremontii subsp. fremontii A. A. Heller, H. E. Brown 1902-4-29 5420 Yolo Near Madison. Comment
  UCD110638  Populus fremontii subsp. fremontii H. B. Nidever 1951-5-25 25 Yolo 1 mile west of Cannon Ball, Putah Canyon. Comment
  RSA0005578  Proboscidea louisianica John H. Thomas 1960-8-30 8869 Yolo 5 miles S of Winters along Hwy to Vacaville. Comment
  JEPS21898  Proboscidea louisianica subsp. louisianica Malcolm A. Nobs and S. Galen Smith 1949-7-18 1005 Yolo n Winters; Alkaline Grasslands of the San Joaquin Valley, Sacramento Comment
  UCD122112  Proboscidea louisianica subsp. louisianica Charles B. Heiser Jr. 1947-7-8 1953 Yolo along county road between Davis and Woodland. About 5 mi. N. of Davis. Comment
  UCD122128  Proboscidea louisianica subsp. louisianica Malcolm A. Nobs; S. Galen Smith 1949-7-18 1005 Yolo Sacramento Valley, north of Winters. Comment
  UCD23088  Prunus caroliniana Gary Breckon 1970-4-1 s.n. Yolo Collected near art complex, 619 Poleline. Comment
  SEINET10771533  Prunus persica Stephanie Frischie 2000-10-7 Frischie 110 Yolo Davis Farmers' Market, Davis, CA. Comment
  SEINET10877543  Prunus persica Stephanie Frischie 2000-9-27 Frischie 91 Yolo Davis Farmers' Market, Davis, CA. Comment
  CAS-BOT-BC357193  Pseudognaphalium luteoalbum Clarence R. Quick 1970-5-31 70 -18 Yolo Merritt Island near Clarksburg Comment
  UCD20601  Pseudognaphalium luteoalbum E. Dean; with M. Bibbo 2002-7-5 1145 Yolo McLaughlin UC Reserve. Clover Valley, W of main road that goes N-S through valley. 457 Comment
  UCD21196  Pseudognaphalium luteoalbum J. Shepard 2000-2-19 50 Yolo 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, south of mound of soil behind archery target. 12 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
  UC1153927  Pseudoroegneria spicata subsp. spicata Beecher Crampton 1957-7-10 Yolo UC Davis Campus, Agronomy Experimental Areas UC Davis Campus; , Agronomy Experimental Areas Comment
  RSA695732  Psilocarphus Keith E. Hoffmaster 1940-4-28 950 Yolo Putah Canyon Comment
  RSA52121  Psilocarphus brevissimus A. A. Heller, H. E. Brown 1902-4-30 5424 Yolo Near Black's. Comment
  UCD135275  Psilocarphus brevissimus Fleur Ng'weno 1989-5-5 DQ 32 Yolo D-Q University County Road 31, 9 miles west of Davis city center. 29 Comment
  UCD21426  Psilocarphus brevissimus J. Shepard 2002-4-18 522 Yolo Yolo County Grasslands Park: East of Davis, from intersection of I-80 and Mace Blvd., 3.5 mi. south on Mace Blvd. (County Road 104), thence east 0.5 miles along unpaved entrance road to Department of Defense fence. South to second large vernal pool. 12 Comment
  UCD37917  Psilocarphus brevissimus Beecher Crampton 1962-5-1 6363 Yolo 0.25 mile south of Saxon Station, at junction of County Roads 106 and 38. Comment
  UCD63222  Psilocarphus brevissimus Ellen Dean; K. Mawdsley 2008-4-16 4801 Yolo southeast side of Woodland, Woodland Regional Park, just south of the intersection of County Roads 102 and 25, east side of road 102. Parking area between rodeo corrals and area just south of reservoir. 0 Comment
  SBBG28508  Psilocarphus brevissimus var. brevissimus C. B. Wolf 1928-5-8 2136 Yolo Sacramento Valley, 12 mi N of Dixon (Dick'son) Comment
  UCD135294  Psilocarphus oregonus Fleur Ng'weno 1989-5-5 DQ 33 Yolo D-Q University County Road 31, 9 miles west of Davis city center. 30 Comment
  UCD21274  Psilocarphus oregonus J. Shepard 2000-5-1 166 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
  UCD23206  Psilocarphus oregonus A. Solomeshch 2002-4-30 s.n. Yolo Glide Ranch. 2.5 miles SSE from intersection of Rd 105 and Rd 38. Comment
  UCD41304  Psilocarphus oregonus Ellen Dean; Jean Shepard 2003-5-18 1807 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
  UCD73612  Psilocarphus oregonus Ellen Dean; Elizabeth Goebel 2008-4-7 4740 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
  UCD73617  Psilocarphus oregonus Ellen Dean; Elizabeth Goebel 2008-4-7 4744 Yolo Audubon Bobcat Ranch, northwest of the city of Winters. Maxwell Flat, west of Dry Creek road crossing. 83 Comment
  UCD34980  Psilocarphus tenellus Beecher Crampton 1996-4-22 10338 Yolo Yolo County, 3.5 miles S.E. of Woodland, along Mavis-Henson (Field) road, just east of its jct. with county road 102 and just south of road 25, T9N R2E, sect 11. Comment
  SEINET5728077 Image available Pterostegia drymarioides James K. McGrath 1963-1 13 Yolo On. State Hwy 128, ca. 18 mi. W of Winters, near Recreation Beach.; Winters Comment
  HSC10867  Puccinellia nutkaensis J. V. Lenz 1947-5-13 Yolo Woodland Airpark Comment
  UCD34247  Puccinellia nuttalliana Beecher Crampton 1978-6-26 9604 Yolo Yolo County, 4 miles S.E. of Woodland, T9N R2E sect. 11 N.E. 1/4. Comment
  SEINET208828 Image available Puccinellia simplex R. J. Planck 1963-5-12 34 Yolo G. Street 1 mile north of its intersection with 11th Street Davis. Comment
  UCD37535  Puccinellia simplex Beecher Crampton 1955-3-21 2331 Yolo Yolo County, 2.5 miles northeast of city of Davis. Comment
  UCD37543  Puccinellia simplex Beecher Crampton 1955-3-28 2345 Yolo Yolo County, 4 miles southeast of Woodland, Woodland Air Park, at junction of County Roads 25 and 102. Comment
  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
  UCD37839  Puccinellia simplex Beecher Crampton 1962-4-23 6233 Yolo Yolo County, 3 miles north of city of Davis, Pole Line Road. Comment
  UCD92226  Puccinellia simplex Beecher Crampton 1957-5-14 4018 Yolo 2 miles east of Zamora, junction road 13 with road 95. Comment
  HSC10883  Puccinellia simplex J. V. Lenz 1947-4-24 Yolo North of Davis Comment
  UCD18533  Pulmonaria June McCaskill; with C. H. Lamoureux 1954-5-13 305 Yolo city of Davis, UC Davis campus, west side of Robbins Hall Annex. Comment
  SEINET10628530  Pyrus Stephanie Frischie 2000-10-7 Frischie 125 Yolo Davis Farmers' Market, Davis, CA. Comment
  SEINET10825279  Pyrus Stephanie Frischie 2000-10-7 Frischie 125 Yolo Davis Farmers' Market, Davis, CA. Comment
  UCD46784  Quercus Russell Gripp 1984-11-21 s.n. Yolo California, Yolo County: Woodland, 223 Gibson Road, in backyard of Chauncy and Avis Irvine; Comment
  UCD46914  Quercus X macdonaldii Don K. Sexton 1955-10-16 s.n. Yolo Center strip of U.S. Highway 40, near Liberty Island turnoff ca. 2 1/2 miles east of Davis, Yolo County, California. Comment
  SBBG104700  Quercus X morehus V. C. Forcella 1987-11-22 Yolo St Hwy 16, a few mi N of Guinda Comment
  UCD73674  Quercus X morehus Ayzik Solomeshch 2004-5-5 s. n. Yolo Audubon Bobcat Ranch, northwest of the city of Winters. Northeastern part of ranch, Maxwell Flat area, accessed by private road that is at the end of Moody Slough Rd. 71 Comment
  SACT002599  Quercus agrifolia J. Tucker 1958-4-26 Yolo Tree 35-40 feet tall, off northwest corner of Agricultyral Engineering Building, University of California Davis Campus Comment
  UCD162951  Quercus berberidifolia Craig Thomsen 2006-6-13 2669 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
  UCD20576  Quercus berberidifolia E. Dean; with M. Bibbo 2002-7-5 1117 Yolo East of McLaughlin UC Reserve and Davis resevoir. West of Cache Creek drainage. Along Rayhouse Road 3.5 road miles E of jct with road to Soda Springs and gate into McLaughlin reserve. 640 Comment
  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
  UCD81770  Quercus berberidifolia Ellen Dean 2009-4-26 5470 Yolo Bobcat Ranch lands to the north of Hwy 128, just east of Monticello Dam. Bray Canyon. West side of Bray Creek. 91 Comment
  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
  UCD45489  Quercus chrysolepis Don K. Sexton 1955-10-16 s.n. Yolo Highway 40, center strip, opposite Division of Forestry sign, State Highway Nursery, north of Davis, California. Comment
  UC993151  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
  UCD45649  Quercus douglasii D. Q. Cavagnaro 1963-10-18 222 Yolo Beside road across fence from apricot orchard. Elevation 50 feet; 2 miles west of Winters, Yolo County, California. 15 Comment
  UCD45653  Quercus douglasii D. Q. Cavagnaro 1963-10-18 221 Yolo Beside road across fence from apricot orchard. 2 miles west of Winters, Yolo County, California. Elevation 50 feet. 15 Comment
  UCD45872  Quercus dumosa Don Sexton 1955-10-16 85 Yolo Old Davis Highway, by railroad signal across from trailer court, Davis, California. Comment
  UCD46816  Quercus lobata M. Henry 1972-1-28 s.n. Yolo Vally Oak. Mrak Hall, UCD. Comment
  UCD46882  Quercus lobata Beecher Crampton 1977-6-16 9503 Yolo County Road 32, 1 mile west of the Fairfield School. Comment
  UCD46913  Quercus macdonaldii Don K. Sexton 1955-10-16 89 Yolo Highway 40, center strip, near Liberty Island turnoff, north of Davis, California. Comment
  UCD47278  Quercus shumardii Don K. Sexton 1955-10-16 s.n. Yolo Along railroad tracks along north side of U.S. Highway 40, near Armco Plant ca. 1 mile east of Davis, Yolo County, California. Comment
  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
  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
  CAS-BOT-BC539331  Quercus wislizeni John M. Tucker 2002-3-27 4550 Yolo University of California Davis, Arboretum, S side of arboretum waterway, ca 100 yds E of Environmental Horticulture buildings Comment
  UCR239602  Quercus wislizeni var. wislizeni George K. Helmkamp, E. A. Helmkamp 2007-9-17 12973 Yolo West edge of Sacramento Valley, Capay Valley, Brick Chimney Canyon; along County Road-78A, 2.4 miles southwest of its junction with CA-16 and about 3 miles west of Capay 113 Comment
  CHSC59587  Ranunculus canus Patricia Kirchgatter 1975-4-12 2 Yolo Along side of road, Road 116, .025 mile northwest of Capay. 76 Comment
  UC118242  Ranunculus hebecarpus J. W. Blankinship 1893-4-15 Yolo Madison Comment
  UCD56752  Ranunculus hebecarpus Ellen Dean; M. Bibbo 2007-3-23 3444 Yolo Tuleyome Ireland Ranch. In inner coast range northwest of the City of Winters between Salt Creek and Enos Creek, just north of Wild Cow Mountain. Western/Central portion of ranch. 618 Comment
  SEINET10735197  Raphanus sativus Stephanie Frischie 2000-9-27 Frischie 85 Yolo Davis Farmers' Market, Davis, CA. Comment
  SEINET10735198  Raphanus sativus Stephanie Frischie 2000-9-27 Frischie 86 Yolo Davis Farmers' Market, Davis, CA. Comment
  UCD38822  Raphanus sativus Beecher Crampton 1958-1-7 4657 Yolo West Sacramento. Comment
  UCR237590  Raphanus sativus George K. Helmkamp, E. A. Helmkamp 2012-3-9 18615 Yolo Sacramento Valley, County Road 16, 2.1 miles east of its junction with County Road 102; at the area where the road turns sharply north, c. 4 miles NE of Woodland 17 Comment
  SEINET11261085  Raphanus sativus Larry Reynolds 1984-5-5 3 Yolo Putah Creek at Pedrick Raod.; 0 Comment
  UCD15497  Raphanus sativus Larry Reynolds 1984-5-5 3 Yolo Putah Creek at Pedrick Road. 21 Comment
  RSA681417  Rhamnus californica Annuschka Deb 1989-2-24 21 Yolo Eschscholz Comment
  UCD14495  Rhamnus davurica John M. Tucker 1981-5-19 4455 Yolo California, Yolo Co.; University of California, Davis, Dept. of Environmental Horticulture shrub block; Comment
  CAS-BOT-BC55969  Rhamnus ilicifolia Roxana Stinchfield 1916-6-26 346 Yolo Foothills near Dunnigan De ?ly Sheep Ranch Comment
  POM136583  Rhamnus tomentella subsp. tomentella C. F. Baker 1903-5-7 3071 Yolo Rumsey. Comment
  CAS-BOT-BC168125  Rhus aromatica Annetta Carter 1938-5-7 1369 Yolo Cache Creek Canyon, 3.6 miles north of Rumsey 152 Comment
  RSA783300  Rhus trilobata R. R. Halse 2010-3-21 7831 Yolo Along State Hwy 16 ca. 7.6 miles S of its junction with State Hwy 20 or 5.7 miles NW of Rumsey. 180 Comment
  UCD164021  Ribes aureum Jean Shepard 2016-2-25 901 Yolo City of Davis. Myrtle Pl. Comment
  UCD72438  Ribes victoris Ellen Dean 2008-4-25 4863 Yolo Tuleyome Ireland Ranch, central part of ranch in drainage that goes downhill from area of loop road where vehicles are normally parked. 598 Comment
  CAS-BOT-BC278747  Rivina humilis Eva Bayon 2012-10-29 3009 Yolo University of California, Davis. Botanical Conservatory 15 Comment
  CAS-BOT-BC341013  Robinia pseudoacacia J. H. Thomas 1960-8-30 8872 A Yolo About 5 miles south of Winters along highway to Vacaville Comment
  UCD108404  Robinia pseudoacacia David Barnett 1982-5-2 36 Yolo W. Davis on Road 97 between Roads 31 and 32 near Butler Nursery. Comment
  UCD34582  Robinia pseudoacacia Beecher Crampton 1985-10-10 10027 Yolo Yolo County, Russell blvd. and road 98, S.W. corner. Comment
  CAS-BOT-BC146874  Rosa rubiginosa Beecher Crampton 1986-11-5 10078 Yolo Solano County border, ca. 3 miles S.E. of Davis, Mace road crossing at south fork of Putah Creek 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
  UCD142968  Rubus Ellen Dean; K. MacMillen 2013-8-9 7941 Yolo Downstream of Monticello Dam along Hwy 128, north side of Putah Creek in Putah Creek Vegetation Survey Plot INT3D. 45 Comment
  UCD113769  Rubus armeniacus Mark Pearson 1979-4-19 11 Yolo 4.7 miles west of Road 113 on Road 31. Next to dry creekbed. 13 Comment
  UCD68015  Rubus armeniacus C. P. Pease 1995-5-25 S.N. Yolo east side of University of California, Davis campus, Experimental College gardens. 16 Comment
  JEPS84656  Rumex conglomeratus John W. Willoughby 1976-7-29 1824 Yolo about 1.2 mi nw State Hwy. 128 and County Rd 86 (Pleasants Valley Rd) jct (at fishing access along State Hwy 128, near Putah Creek); Vaca Mountains, Putah Creek 60 Comment
  JEPS84658  Rumex conglomeratus John W. Willoughby 1976-7-29 1816 Yolo about 1.2 mi nw State Hwy. 128 and County Rd 86 (Pleasants Valley Rd) jct (at fishing access along State Hwy 128, along Putah Creek); Vaca Mountains, Putah Creek 60 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
  UCD146924  Rumex crispus Carol W. Witham 2003-4-7 899 Yolo DFG Tule Ranch vernal pools. Approximately 8 miles southeast of Davis. Southeast of the junctions of County Roads 38 and 105. 4 Comment
  UCR257138  Rumex crispus George K. Helmkamp, Mary Alice Barnes 2013-5-8 20507 Yolo Southern Sacramento Valley, Yolo Bypass Wildlife Area, 0.9 mile southeast of the junction of Chiles Road and I-80, between Sacramento and Davis 13 Comment
  SEINET4199900  Rumex crispus Schank 1959-3-28 s.n. Yolo 10 mi N of Davis on a back country road 15 Comment
  UCD15551  Rumex crispus Lara Hawthorne 1989-5-5 8 Yolo UC Davis, Experimental Gardens. 15 Comment
  CDA22905  Rumex dentatus D. G. Kelch 2007-5-18 7 .328 Yolo Yolo Causeway, 0.4 mi E of Levee Rd. / RR crossing. Comment
  UCD101402  Rumex persicarioides P. B. Kennedy 1920-6-23 s.n. Yolo Holland Land Co. Clarksburg, Sacramento River. 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
  UCD35645  Rumex pulcher Beecher Crampton 1959-6-10 5346 Yolo Just north of Davis, along County Road 31. Comment
  UCD141590  Rumex transitorius Ellen Dean 2013-5-15 7761 Yolo Along Putah Creek, just East of Old Davis Rd. crossing. Plot DRR 1D of Putah Creek vegetation sampling project. 15 Comment
  UCD92327  Rytidosperma racemosum B. Madson 1951-6-11 s.n. Yolo Davis, in yard of B. A. Madson. Comment
  JEPS113059  Saccharum ravennae Gordon Leppig 2001-9-13 1612 Yolo Rt. 16. Mile marker 7.17. Comment
  UCD73707  Sagina apetala Ayzik Solomeshch 2004-6-15 s. n. Yolo Audubon Bobcat Ranch, west of the city of Winters. Southeastern corner of ranch. 83 Comment
  UCD35233  Sagittaria longiloba Beecher Crampton 1954-9-28 2279 Yolo 5 miles east of Davis. Comment
  RSA735360  Salix Keith E. Hoffmaster 1946-4-13 1235 Yolo Putah Canyon. Comment
  UCD22746  Salix Samantha Corte 1988-6-8 21 Yolo Road 32 after 86, near Putah Creek. 60 Comment
  UCD41159  Salix N. Nicola 2002-4-10 175 Yolo Eastern foothills of inner north coast range, Berryessa Valley. About 1.2 miles as the crow flies east of Monticello Dam, off of Hwy 128, south side of creek. Comment
  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
  UCD110787  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
  UCD110789  Salix breweri Edward L. Smith 1967-5-7 s.n. Yolo Putah Creek Canyon, 7 miles west of Winters. 76 Comment
  RSA273250  Salix exigua Glenn A. Gorelick 1965-10-3 s.n. Yolo Davis. Near Putah Creek at Low Water Bridge. 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
  UCD34074  Salix exigua Beecher Crampton 1976-3-20 9361 Yolo Yolo County, Vaca Mtns. Putah Creek canyon, ca. 8 miles west of Winters. 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
  CHSC114277  Salix gooddingii D. G. Kelch 2007-5-18 07 .317 Yolo Yolo Causeway, 04. mi E of Levee Rd. / RR crossing. 4 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
  UCD110950  Salix gooddingii H. A. Borthwick 1925-5-11 1925 Yolo Davis. 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
  UCD110962  Salix gooddingii G. F. Hrusa 1996-3-25 12698 Yolo S bank of Tule Canal, approx. 1/2 mile E of Interstate 5 on S side of Yolo Bypass. 30 Comment
  SEINET10392472  Salix gooddingii A. A. Heller 1902-4-29 5419 Yolo Near Madison. Comment
  CAS-BOT-BC228572  Salix laevigata Beecher Crampton 1986-9-3 10060 Yolo Ca. 3.5 miles N.W. of Davis, Dry Slough and road 99 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
  SBBG1235  Salix laevigata Milton Workman 1953-3-21 14 Yolo Putah Crk bank, near rodeo arena, University of California, Davis Comment
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Jun 12 2008
  UCD111141  Salix laevigata Milton Workman 1953-3-21 14 Yolo Putah Creek bank near rodeo arena, University of California, Davis. 12 Comment
  UCD161080  Salix laevigata Craig Thomsen 2006-6-30 2624 Yolo Rumsey Canyon along Cache Creek. Otis-Camp Haswell Yolo County Park. West side of Cache Creek. 144 Comment
  UCD16132  Salix laevigata Gregory Brickner 1984-4-7 2 Yolo California. Yolo County: along the banks of Putah Creek near Stevenson's Bridge. 24 Comment
  UCD34644  Salix laevigata Beecher Crampton 1987-3-31 10089 Yolo Yolo County, 6.5 miles west of Winters along Putah Creek. Comment
  UCD81012  Salix laevigata Jose-Luis Rayas; with PLB 102 students 2009-4-26 4 Yolo Audubon Bobcat Ranch, lands to the north of Hwy 128 on north side of Putah Creek, downstream of Monticello Dam. Edge of Bray Creek. 83 Comment
  UCD111138  Salix laevigata Don K. Sexton 1956-3-25 206 Yolo Overhanging east side of Aggie Villa Bridge, Putah Creek, County Road one block south of First Street, U.C. Arboretum. Comment
  UCD161078  Salix lasiandra var. lasiandra Craig Thomsen 2006-6-30 2622 Yolo Rumsey Canyon along Cache Creek. Otis-Camp Haswell Yolo County Park. West side of Cache Creek. 144 Comment
  UCD34618  Salix lasiandra var. lasiandra Beecher Crampton 1986-9-3 10064 Yolo Yolo County, 3.5 miles S.E. of Woodland, Willow Slough and road 103. Comment
  UCD34627  Salix lasiandra var. lasiandra Beecher Crampton 1986-9-10 10073 Yolo Yolo County, 1/2 mile north of Capay, north edge of Cache Creek. Comment
  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
  UCD34623  Salix lasiolepis Beecher Crampton 1986-9-8 10069 Yolo Yolo County, Sacramento River, 3.5 miles north of Elkhorn, sandy flat. Comment
  UCD34643  Salix lasiolepis Beecher Crampton 1987-3-31 10088 Yolo Yolo County, 6.5 miles west of Winters along Putah Creek. Comment
  UCR118795  Salix lucida subsp. lasiandra Beecher Crampton 1986-9-3 10064 Yolo Sacramento Valley, 3.5 miles southeast of Woodland, Willow Slough and road 103. 15 Comment
  UCR119146  Salpichroa origanifolia Beecher Crampton 1977-8-23 9522 Yolo Sacramento Valley, Davis, along G St. between 5th and 6th Streets. 15 Comment
  CAS-BOT-BC403784  Salpichroa origanifolia Q. L. Holdeman 1970-6-12 s.n. Yolo N.W. corner of 5th & G Streets, Davis Comment
  CDA5805  Salpichroa origanifolia Q. L. Holdeman 1970-6-12 Yolo Northwest corner of 5th & G Streets, Davis. 0 Comment
  UCD162405  Salpichroa origanifolia Beecher Crampton 1970-4-29 s.n. Yolo Davis. Comment
  UCD34176  Salpichroa origanifolia Beecher Crampton 1977-8-23 9522 Yolo Yolo County, Davis, Vacant lot along G st. between 5 and 6 streets. Comment
  UCD19427  Salsola damascena J. DiTomaso 2001-7-21 s.n. Yolo UC Davis, Veg. Crops Field Station, along Hutchison Rd, near creek. Comment
  UCD149334  Salsola tragus Collector Unknown 1932-5-31 s.n. Yolo City of Woodland. 25 Comment
  UCD161133  Salsola tragus Jean Shepard 2000-11-1 354 Yolo Woodland. From intersection of Co. Rd. 102 and E. Gibson Rd., 0.4 mi west on E. Gibson Rd. Comment
  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
  SEINET239727 Image available Salsola vermiculata Beecher Crampton 1976-10-28 4657 Yolo UC Davis experimental are4a, plant introduction nursery, row B-11. Comment
  JEPS15255  Salvia carduacea Rimo Bacigalupi with S. Galen Smith 1950-4-16 3127 Yolo about 5 mi nw Rumsey (at bend in Cache Creek Canyon; at Yolo - Colusa County boundary, e edge of Inner North Coast Ranges); Inner North Coast Ranges Comment
  SEINET893243  Salvia leucantha J. P. Fairbank 1962-1 s.n. Yolo At 728 Elmwood Drive, Davis Comment
  SEINET893233  Salvia microphylla June McCaskill 1954-1 314 Yolo 914 D Street, Davis Comment
  UCD41150  Salvia uliginosa var. rufescens N. Nicola 2002-7-23 245 Yolo Eastern foothills of inner north coast range, Capay Valley. North of Guinda, Rd 43 off Hwy 16; Fullbelly Farm. 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
  UCD15597  Sambucus mexicana Lisa Montany 1985-5-1 11 Yolo North bank of Putah Creek, approx. 0.25 miles west of Rd 98. 21 Comment
  UCD22633  Sambucus mexicana Joseph Laferriere 1982-5-7 29 Yolo Alpha Phi Omega picnic ground on Putah Creek south of UCD airport, 2 miles west of Davis. 19 Comment
  CAS-BOT-BC245830  Sambucus nigra subsp. caerulea Clarence R. Quick 1970-5-21 70 -14 Yolo Merritt Island near Clarksburg Comment
  HSC95462  Sambucus nigra subsp. caerulea M. Thibodeau 1995-5-24 21 Yolo Along Putah Creek at UC Davis picnic grounds, N side of creek. 17 Comment
  UCD13193  Sambucus nigra subsp. caerulea Steven Scardaci 1976-4-28 26 Yolo Davis. 100 ft from the intersection of Russell Blvd. and La Rue Rd. Comment
  UCD13194  Sambucus nigra subsp. caerulea Katherine Pinney 1976-4-25 3 Yolo 4 miles W of Winters along hwy 128, along Putah Creek. Comment
  UCD13215  Sambucus nigra subsp. caerulea Steve Daniel 1986-5-16 28 Yolo Along hwy 128/Covell Blvd, 8 mi W of Davis, S side of the rd. Comment
  UCD137196  Sambucus nigra subsp. caerulea Cynthia Hodges 1982-4-18 19 Yolo south Highway 128, 8 miles west of Winters, approximately 50 m from Putah Creek shores. 182 Comment
  UCD137233  Sambucus nigra subsp. caerulea L. P. Thibault 1995-5-16 35 Yolo north Davis Farm Road, Davis. 15 Comment
  UCD14613  Sambucus nigra subsp. caerulea Nathan Horn 1989-6-7 24 Yolo along Old Davis Road, ca. 1 mile south of University of California, Davis; 15 Comment
  CAS-BOT-BC227677  Sanguisorba Don Sexton 1963-5-24 s.n. Yolo Unspecified Comment
  RSA471436  Sanicula bipinnata Glenn A. Gorelick, Chang 1966-3-22 s.n. Yolo Growing along roadside, Road 22, Putah Canyon, approx. 2 miles from hwy 128. Comment
  UCD128000  Sanicula bipinnata Ogden C. Riddle 1942-3-30 40 Yolo south Putah Canyon. Comment
  UCD47835  Sanicula bipinnata Ryan Knox; E. McDermott and G. Walden 2002-4-13 28 Yolo Yolo Co., McLaughlin UC Reserve, W side of Davis Creek Reservoir, along road that goes from Soda Spring area to Rayhouse Rd. 0.5 airline mile due N of Soda Springs and 1.0 airline mile WNW of UC Davis Aquatic Lab facility. 516 Comment
  UCD47836  Sanicula bipinnata A. Laffin; A. Randall, S. Holck 2002-4-13 19 Yolo Yolo Co, McLaughlin UC Reserve. W side of Davis Creek Reservoir, along road that goes from Soda Spring area to Rayhouse Rd. Ca. 0.5 airline mile due N of Soda Springs and ca. 1.0 airline mile WNW of UC Davis Aquatic Lab facility, south of running stream, 9 yards from north side of road. Ca. 1600 ft. 457 Comment
  CDA38535  Sanicula bipinnata T. C. Fuller 1958-4-23 s.n. Yolo On bench above Cache Creek, 1 mile northwest of Rumsey. 0 Comment
  UCD73629  Sanicula bipinnatifida Ellen Dean; Elizabeth Goebel 2008-4-7 4756 Yolo Audubon Bobcat Ranch, northwest of the city of Winters. Maxwell Flat, west of Dry Creek road crossing. 83 Comment
  UCD39507  Sanicula bipinnatifida Beecher Crampton 1978-3-16 9546 Yolo 2 miles west of Winters. Foothills. Comment
  UCD20810  Sanicula crassicaulis N. Nicola; C. Kremen 2001-3-16 026 Yolo Eastern foothills of inner north coast range, Capay Valley, 0.9 miles as the crow flies N. of Rumsey; Lowrey Ranch. Comment
  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
  RSA0048657  Sanicula menziesii Keith E. Hoffmaster 1946-4-13 1258 Yolo Putah Can. Comment
  RSA0048658  Sanicula menziesii Keith E. Hoffmaster 1946-4-13 1258 Yolo Putah Can. Comment
  CAS-BOT-BC278222  Schedonorus arundinaceus C. R. Quick 1973-5-7 73 -1 Yolo East of Elk Slough. Merritt Island, about 20 miles SSW of Sacramento, SE corner of Yolo Co. Comment
  UCD81611  Schedonorus arundinaceus Collector Unknown 1950-6-1 s.n. Yolo Capay Valley Plots. Comment
  UCD65960  Schedonorus arundinaceus P. Stern 1988-5-21 14 Yolo Davis. Riparian area in greenbelt north of 'F' and Covell Sts. Comment
  POM219530  Schoenoplectus maritimus H. F. Copeland 1926-5-4 570 Yolo Near Davis Comment
  UCD142963  Scirpus microcarpus Ellen Dean; N. Gonzales 2013-8-8 7936 Yolo Downstream of Monticello Dam along Hwy 128, north side of Putah Creek in Putah Creek Vegetation Survey Plot INT 2A. 45 Comment
  HSC100232  Sclerochloa dura J. P. Smith 2010-5-20 12886 Yolo Davis Golf Course pathways 23 Comment
  UCD124855  Scrophularia californica Collector Unknown 1925-5-22 1932 Yolo Putah Creek, Campus, Davis. Comment
  UCD92557  Secale cereale Madson 1919-3-6 s.n. Yolo Davis. Comment
  CDA7657  Senecio vulgaris T. C. Fuller 1962-3-27 7890 Yolo Road to Monticello Dam, Putah Creek Canyon, 4 miles west of Winters. 0 Comment
  UCD135826  Senecio vulgaris Ogden C. Riddle 1942-3-1 1 Yolo near greenhouses, Davis campus. Comment
  UCD159328  Senecio vulgaris D. S. Park; J. Perez 2010-4-10 18 Yolo Yolo County.: UC Davis campus, lawn. Comment
  UCD20792  Senecio vulgaris N. Nicola 2001-3-14 008 Yolo Sacramento Valley, 4 miles west of Woodland, at Cache Creek Nature Preserve, riparian zone of Cache Creek. 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
  UCD135821  Senecio vulgaris P. B. Kaufman 1950-3-18 8 Yolo Davis. UC Davis. Comment
  SBBG362  Sequoia sempervirens J. McCaskill 1955-4-6 382 Yolo E side of water tower at W end of Temporary Building 4, UC Davis campus Comment
  CDA32085  Sesbania punicea C. Owens 2010-9-2 s.n. Yolo West banks of the Sacramento River at Stan s Yolo Marina. 0 Comment
  UCR179179  Sesbania punicea Barry Rice 2004-6-2 040601 Yolo Sacramento Valley, in the city of Davis 15 Comment
  CHSC46053  Setaria pumila June McCaskill; Katherine Onaga 1962-8-9 657 Yolo Along ditch at north side of road; County Road 31, .3 mile east of junction with U.S. Highway 99W (Alternate 40). Comment
  HSC87808  Setaria pumila June McCaskill, Katherine Onaga 1962-8-9 657 Yolo County Rd. 31, .3 mi. E of junction with Hwy. 99 W Comment
  UCD37705  Setaria verticillata Beecher Crampton 1961-7-14 5930 Yolo Yolo County, city of Davis. Comment
  CAS-BOT-BC240214  Setaria viridis Clarence R. Quick 1968-8-25 68 -06 Yolo Garden, Merritt Island, near junction of county roads #140 & 142, 3.5 miles south of Clarksburg Comment
  UCD92832  Setaria viridis Beecher Crampton 1955-7-29 3130 Yolo west of the gymnasium, UC Davis Campus. Comment
  UC1221007  Sibara virginica Beecher Crampton 1963-3-20 6713 Yolo Alden Pond , Alden Pond (UC Davis campus) Comment
  UCD116575  Sidalcea hirsuta H. A. Borthwick 1925-5-21 1821 Yolo Causeway. Comment
  UCD36601  Sidalcea keckii Beecher Crampton 1955-5-12 2771 Yolo Yolo County, 7.5 miles west of city of Davis, Moon Ranch. Comment
  UCD41033  Sidalcea keckii Carol W. Witham 2003-4-26 965 Yolo DFG Tule Ranch vernal pools. Approximately 8 miles southeast of Davis. Southeast of the junctions of County Roads 38 and 105. 4 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
  UCD116606  Sidalcea keckii Mary N. Artist 1965-5-2 12 Yolo Pleasants Valley Road, just across first bridge (south) from State Highway 128. 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
  UCD62849  Silene gallica Michael J. Bower; Plant Biology 102 students 2008-4-6 5 Yolo Yolo County; Audubon Bobcat Ranch, lands to the north of Hwy 128 on north side of Putah Creek downstream of Monticello Dam. Bray Canyon. 100 Comment
  CDA30825  Silybum marianum M. Beyers 2010-5-12 455 Yolo Just east of County Road 87, along County Road 19. 54 Comment
  UCD135833  Silybum marianum J. K. Couch 1995-5-17 6 Yolo in Community Gardens in Davis. 1.5 miles north of Putah Creek, bordering 113. 16 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
  UCD115403  Sinapis alba A. S. Crafts 1926-7-8 441 Yolo Davis, University Farm Campus. Comment
  CDA34914  Sinapis alba David Charlton 1990-3-3 4173 Yolo [Davis]; at the Davis Motel just north of the UC Davis Campus and adjacent to Hwy. 80. Comment
  SD255683  Sinapis arvensis George K Helmkamp, Mary Alice Barnes 2013-5-8 20523 Yolo Southern Sacramento Valley: Yolo Bypass Wildlife Area, 0.9 mile southeast of the junction of Chiles Road and I-80, between Sacramento and Davis. 13 Comment
  CAS-BOT-BC74924  Sinapis arvensis Mrs. H. C. Cantelow 1936-4-11 1162 Yolo Madison. 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
  UCD115418  Sinapis arvensis P. B. Kennedy 1918-1 14 Yolo University Farm, Davis. Comment
  UCD115422  Sinapis arvensis P. B. Kennedy 1918-6-6 14 Yolo University Farm, Davis. Comment
  UCD115432  Sinapis arvensis Ogden C. Riddle 1942-4-7 61 Yolo 1 mile southwest of Davis. 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
  UCD115726  Sisymbrium officinale A. S. Gaurrere 1924-6-1 s.n. Yolo near Davis. Comment
  UCD81455  Sisymbrium officinale M. Wiesendanger 1927-4-29 614 Yolo Woodland. Comment
  UCD138845  Sisyrinchium bellum P. Thompson 1996-4-21 27 Yolo Davis, south side of town, path parallel to Valdora Road. 17 Comment
  UC1191775  Solanum americanum Malcolm A. Nobs, S. Galen Smith 1949-7-18 1003 Yolo n of Winters (Sacramento Valley, San Joaquin Valley); Sacramento Valley, San Joaquin Valley Comment
  NY826941  Solanum elaeagnifolium B. Crampton 1964-8-2 7136 Yolo 3 miles north of Davis. Southern Pacific railroad. Comment
  UCD67387  Solanum elaeagnifolium Kara Bolden 1992-6-5 5 Yolo Davis, south roadside of Garod and West Health Science Drive. 16 Comment
  UCD20897  Solanum nigrum N. Nicola 2001-12-5 125 Yolo Southern Sacramento Valley, near town of Yolo. Comment
  UCD126983  Solanum parishii H. B. Nidever 1951-5-26 35 Yolo 2 miles north of Rumsey, Cache Creek Canyon. 137 Comment
  UCD126988  Solanum parishii J. D. Skoss 1948-6-6 28 Yolo Putah Canyon, 2 miles below Yolo-Napa county line. Comment
  UCD81014  Solanum parishii Jose-Luis Rayas; with PLB 102 students 2009-4-26 6 Yolo Audubon Bobcat Ranch, lands to the north of Hwy 128 on north side of Putah Creek, downstream of Monticello Dam. East side of Bray Canyon in side canyon near an alkaline spring. 147 Comment
  NY821170  Solanum parishii B. J. Ertter 1989-5-28 8533 Yolo NW corner of Yolo Co.: Rayhouse Road 4.3 mi from Hwy 16, E side of ridge between Blue Ridge and Little Blue Ridge, 0.4 mi below crest at large roadcut, ca. 5 airmiles WSW of Rumsey 732 Comment
  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
  UCD39923  Solanum rantonnetii Beecher Crampton 1996-7-2 s.n. Yolo City of Dixon. Comment
  UC1087487  Solanum rostratum June McCaskill and Katherine Onaga 1958-6-25 Yolo South side of Arboretum Drive, 0.2 mile west of Sewage Treatment Plant, University of California, Davis. Comment
  CDA6224  Solanum sarrachoides G. M. Cole 1930-5-26 Yolo Holland Land District, Clarksburg. 0 Comment
  UC140353  Solanum umbelliferum C. F. Baker 1903-5-8 2890 Yolo Cache Creek Canyon Comment
  UC735730  Solanum umbelliferum Charles B. Heiser Jr. 1947-4-10 1902 Yolo about 1 mi n of Rumsey (nw of Highway 16) Comment
  UCD73621  Soliva sessilis Ellen Dean; Elizabeth Goebel 2008-4-7 4748 Yolo Audubon Bobcat Ranch, northwest of the city of Winters. Maxwell Flat, west of Dry Creek road crossing. 83 Comment
  UCD151007  Sonchus asper subsp. asper D. S. Park 2010-5-14 87 Yolo UCD Arboretum. Near Creek. 29 Comment
  UCD136188  Sonchus oleraceus P. B. Kennedy 1920-6-23 s.n. Yolo Holland Land Co. Sacramento River - Clarksburg. Comment
  UCD80915  Sonchus oleraceus Ellen Dean; F. Singh, L. Raber, C. Kraintz, R. Ghaffarzadeh 2009-4-1 5319 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
  UCD136165  Sonchus oleraceus K. Esau 1937-5-28 s.n. Yolo Davis. Comment
  UCD136191  Sonchus oleraceus June McCaskill 1973-4-9 770 Yolo behind Robbins Hall, University of California campus, Davis. Comment
  UCD92880  Sorghum J. H. Edmonds 1932-7-28 s.n. Yolo Near Woodland. J. H. Edmonds' Ranch. Comment
  UC1476881  Sorghum bicolor T. C. Fuller and G. D. Barbe 1979-9-20 2251 Yolo s.w. Woodland (w. of Co. Rd. 95, between co. rds. 25 & 27) Comment
  CAS-BOT-BC236564  Sorghum halepense Beecher Crampton 1989-9-17 10230 Yolo Villanova Drive, Davis Comment
  UCD37676  Sorghum halepense Beecher Crampton 1961-6-1 5881 Yolo 1 mile N of Davis. Comment
  UCD94814  Sparganium eurycarpum Beecher Crampton 1961-10-25 6048 Yolo 4 miles NW of Bryte, Yolo Bypass. Comment
  UCD108494  Spartium junceum Collector unknown 1925-5-14 s.n. Yolo Davis. Comment
  UCD99159  Spergula arvensis K. Esau 1932-4-22 s.n. Yolo Davis; in agronomy plots. Comment
  RSA0097074  Spergularia Keith E. Hoffmaster 1940-4-28 942 Yolo Davis, 2 mi. north. 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
  UCD99192  Spergularia bocconi Samuel A. Bamberg 1964-4-13 s.n. Yolo just north of Teichert Aggregates, northeast corner of junction of County Road 29 and U.S. Highway Alternate 40, 2 miles northwest of Davis. Comment
  CAS-BOT-BC390252  Spergularia macrotheca var. leucantha L. R. Abrams 1928-5-8 12601 Yolo Between Woodland & Davis Comment
  CAS-BOT-BC390253  Spergularia macrotheca var. leucantha A. A. Heller; H. E. Brown 1902-4-30 5423 Yolo Near Black's Comment
  UCD141582  Spergularia marina Ellen Dean 2013-4-19 7701 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
  UCD73628  Spergularia rubra Ellen Dean; Elizabeth Goebel 2008-4-7 4755 Yolo Audubon Bobcat Ranch, northwest of the city of Winters. Maxwell Flat, west of Dry Creek road crossing. 83 Comment
  HSC4267  Spergularia salina C. B. Wolf 1928-5-8 2140 Yolo 12 mi. N of Dixon on the Pacific Hwy. Comment
  CAS-BOT-BC391045  Spergularia villosa J. D. Skoss 1948-5-30 s.n. Yolo 3 miles north of Davis on county road Comment
  RSA0004235  Sphaeralcea fremontii var. exfibulosa W. L. Jepson 1934-6-18 16741 Yolo Putah Creek bed, near Winters. [County not specified on label] Comment
  UCD93110  Sporobolus cryptandrus Beecher Crampton 1965-10-8 7536 Yolo 1 mile NE of Woodland, Kentucky Ave. Comment
  SEINET10935817  Stachys ajugoides H. Lewis 1940-6-12 Lewis s.n. Yolo Edge of slough, 5 mi n of davis. Comment
  SEINET893245  Stachys lanata J. M. Tucker 1966-1 3946 Yolo In garden at 1200 Harvard Drive, Davis Comment
  JEPS84661  Stachys stricta John W. Willoughby 1979-8-13 4416 Yolo 1.2 mi nw Pleasant Valley Road (County Road 86) (fishing access along State Highway 128); Vaca Mountains, Putah Creek 60 Comment
  CAS-BOT-BC374801  Stebbinsoseris heterocarpa Blankinship 1893-3-19 s.n. Yolo Unspecified Comment
  SFV1243  Stellaria media J. M. Tucker 1951-2-22 2034 Yolo Sacramento Valley Davis. University of California campus. County road beside Arboretum. 15 Comment
  UCD19422  Stellaria media J. Shepard 2000-2-7 34 Yolo Grasslands Regional Park. East of Davis, from intersection of I-80 and Mace Blvd., 3.5 mi. south on Mace Blvd.(County Road 104), thence east along unpaved entrance road; immediately to the north in a graveled parking lot. 12 Comment
  UCD56707  Stellaria media Ellen Dean; M. Bibbo 2007-3-23 3400 Yolo Tuleyome Ireland Ranch. In inner coast range northwest of the City of Winters between Salt Creek and Enos Creek, just north of Wild Cow Mountain. SW portion of ranch. 649 Comment
  SFV8396  Stellaria media R. Crouse 1960-3-8 18 Yolo Sacramento Valley Along Putah Creek, about 3 miles west of Davis. 15 Comment
  UCD99386  Stellaria media Beecher Crampton 1953-4-1 s.n. Yolo Davis. Comment
  UCD99391  Stellaria media Morris Halperin 1931-3-7 s.n. Yolo Davis; near Agronomy Greenhouse. Comment
  UCD99443  Stellaria media J. M. Tucker 1951-2-22 2034 Yolo county road beside Aboretum, University of California campus, Davis. Comment
  UCD20575  Stephanomeria virgata E. Dean; with M. Bibbo 2002-7-5 1115 Yolo East of McLaughlin UC Reserve and Davis resevoir. West of Cache Creek drainage. Along Rayhouse Road 3.9 road miles E of jct with road to Soda Springs and gate into McLaughlin reserve. 670 Comment
  UCR119128  Stipa cernua Beecher Crampton 1965-4-27 7294 Yolo Sacramento Valley, 2 miles northwest of Dunnigan; county road between forks of Buckeye Creek. 14.5 Miles north of Copay 30 Comment
  SEINET240470  Stipa lagascae Beecher Crampton 1962-5-7 T.O. 2708 Yolo UC Davis agronomy experimental area, plant introduction nursery row F - 73. Comment
  SEINET242435  Stipa lagascae Beecher Crampton 1962-5-7 T.O. 2708 Yolo UC Davis agronomy experimental area, plant introduction nursery. Comment
  UCR212311  Stipa pulchra Ayzik Solomeshch 2004-5-5 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
  UCD34294  Suaeda calceoliformis Beecher Crampton 1978-11-3 9674 Yolo 4 miles s.e. Woodland. Comment
  UCD141661  Symphoricarpos albus var. laevigatus Ellen Dean; M. Taylor, K. MacMillan 2013-6-13 7789 Yolo City of Davis South Fork Preserve, along Mace Blvd. (County Road 104) south of the City of Davis boundary. North bank of Putah Creek in Plot MBN 1A of the Putah Creek vegetation survey. 9 Comment
  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
  UC1245157  Symphytum officinale June McCaskill and Katherine Onaga 1961-5-3 618 Yolo in alley behind garage at 648 D Street Davis Comment
  UCD18364  Symphytum officinale Hank Segall 1999-5-1 s.n. Yolo city of Davis, UC Davis campus, near student domes, Experimental Farm. Comment
  UCD39936  Tamarix aphylla Beecher Crampton 1979-4-1 s.n. Yolo UC Davis Campus. 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
  HSC21379  Tamarix parviflora J. V. Lenz 1946-4-16 Yolo 2 mi. NE of Davis Comment
  SEINET10862916  Tamarix parviflora John F. Gaskin 1998-7-3 Gaskin 82 Yolo Road 57, Cache Creek, Guinda. 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
  UCD15320  Tanacetum ptarmiciflorum Glen Holstein 1996-2-1 s.n. Yolo California, Yolo Co.; city of Davis, along Pacific Drive; Comment
  CAS-BOT-BC88009  Thelypodium Roxana Stinchfield 1916-7-1 359 Yolo Mouth of Buckeye Creek. Comment
  UCD36700  Thinopyrum ponticum Beecher Crampton 1955-7-11 2981 Yolo 2 miles NE of Davis, along County Road 102. Comment
  CAS-BOT-BC88179  Thysanocarpus curvipes Robert F. Hoover 1938-2-22 2765 Yolo Putah Creek Canyon. Comment
  UCD115955  Thysanocarpus curvipes R. H. Miller 1949-5-7 44 Yolo Putah Canyon. Comment
  SEINET5731488 Image available Thysanocarpus curvipes Susan Danford 1964-1 3 Yolo Cache Creek Valley, 8 mi. NW of Rumsey, on Hwy 16.; Rumsey Comment
  UC765050  Thysanocarpus laciniatus R. F. Hoover 1938-3-12 2844 Yolo Cache Creek canyon near Rumsey; Cache Creek canyon Comment
  RSA0057421  Thysanocarpus laciniatus Keith E. Hoffmaster 1946-3-29 1060 Yolo Putah Canyon, near Napa County line. Comment
  UCD58050  Tonella tenella Ellen Dean; K. Mawdsley 2007-4-6 3590 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
  UCD128148  Torilis arvensis Jeff Adcook 1982-5-25 27 Yolo ca. 5 miles north of Ramsey, 1.5 miles south of Rayhouse Road on Route 16. Comment
  CDA5464  Torilis nodosa T. C. Fuller 1958-5-2 3962 Yolo Niessen property, 2 miles southwest of Esparto. 0 Comment
  UCD62906  Torilis nodosa Christa Lindsey; Plant Biology 102 students 2008-5-3 5 Yolo Yolo County; Audubon Bobcat Ranch, lands to the north of Hwy 128 on north side of Putah Creek downstream of Monticello Dam. Bray Canyon. West side of Bray Creek. 103 Comment
  UCD40911  Torilis nodosa Sutton 1984-5-8 2 Yolo Road 128, along Putah Creek about 3 miles before dam. Comment
  CDA441  Torreya californica W. McGrew 1967-9-6 s.n. Yolo Reid Mine area, NW corner of Yolo Co. 0 Comment
  SEINET5320888  Torreya californica A. T. Leiser, Ledyard Stebbins 1983-11-5 Yolo Ray House Road, Leviathian Mine, north northeast facing slopes, tree B Comment
  CAS-BOT-BC173004  Toxicodendron diversilobum Chas. Heiser 1947-4-21 1908 Yolo Putah Creek, campus 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
  UCD116987  Toxicodendron diversilobum Chas. B. Heiser Jr. 1947-6-1 1927 Yolo Along Putah Creek, Davis. Comment
  UCD150991  Tragopogon porrifolius D. S. Park 2010-5-5 71 Yolo UCD, Flower bed north of Wickson Hall. 16 Comment
  UCD142205  Triadica sebifera Barry Meyers-Rice; Elizabeth Salvia 1999-11-27 MR 991102 Yolo North Ponds' in Davis; near the intersections of F Street and Anderson Road. Comment
  UCD142295  Triadica sebifera Barry Meyers-Rice; Elizabeth Salvia 1999-11-27 MR 991101 Yolo North Ponds' in Davis; near the intersections of F Street and Anderson Road. Comment
  JEPS84721  Tribulus terrestris John W. Willoughby 1979-8-13 4400 Yolo Vaca Mountains, Putah Creek, along State Highway 128 about 2.9 mi nw of jct of the highway and Pleasants Valley Road (County Rd 86), at edge of parking area Putah Creek; Vaca Mountains, Putah Creek 60 Comment
  SEINET10407761 Image available Tribulus terrestris J. M. Tucker, C. H. Lamoureux 1958-6-5 3399 Yolo Old Putah Creek channel, university arboretum, east side of the California Avenue bridge, UC Davis campus. Comment
  UCD107404  Tribulus terrestris C. H. Lamoureux 1957-4-29 1229 Yolo East side of highway; U.S. Highway 40 Alternate (99W), 200 yards north of its junction with Davis-Winters road. Comment
  JEPS63113  Trichostema lanceolatum W. L. Jepson 1934-7-28 16744 Yolo Rumsey Comment
  JEPS63116  Trichostema lanceolatum W. L. Jepson 1929-9-26 15273 Yolo Madison 60 Comment
  RSA699710  Trifolium Keith E. Hoffmaster 1946-4-13 1203 Yolo Putah Canyon. Comment
  RSA699712  Trifolium Keith E. Hoffmaster 1939-4-6 917 Yolo Putah Canyon. Comment
  UCD169003  Trifolium albopurpureum Ellen Dean; Dash Weidhofer and Audubon trip participants 2017-4-1 9304 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. 157 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
  SBBG29025  Trifolium albopurpureum B. Crampton 1966-4-11 Yolo 2 mi N of Rumsey, foothill flat above Cache Crk Comment
  UCD107878  Trifolium bifidum Fleur Ng'weno 1989-5-5 DQ 34 Yolo D-Q University County Road 31, 9 miles west of Davis city center. 30 Comment
  UCD56702  Trifolium bifidum Ellen Dean; M. Bibbo 2007-3-23 3395 Yolo Tuleyome Ireland Ranch. In inner coast range northwest of the City of Winters between Salt Creek and Enos Creek, just north of Wild Cow Mountain. SW portion of ranch. 649 Comment
  UCD58022  Trifolium bifidum Ellen Dean; K. Mawdsley 2007-4-6 3561 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
  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
  UCR119078  Trifolium bifidum Beecher Crampton 1966-4-6 7636 Yolo Sacramento Valley, 2 miles west of Winters. 30 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
  UCD48026  Trifolium bifidum var. bifidum Yumee Kim; L. Bachman, P. Lalbhai 2002-4-13 18 Yolo McLaughlin UC Reserve. W side of Davis Creek Reservoir, along road that goes from Soda Spring area to Rayhouse Rd. Ca. 0.5 airline mile due N of Soda Springs and ca. 1.0 airline mile WNW of UC Davis Aquatic Lab facility. Along edges of running stream and slopes to the north and south of stream on the W side of the road. 487 Comment
  UCD97107  Trifolium campestre Ellen Dean; C. Loughran, A. Fuller 2011-5-8 7007 Yolo Yolo County. Audubon Bobcat Ranch. Lands to the north of Hwy 128, just E of Monticello Dam. Bray Canyon. About three quarters of the way up the canyon, nearly to Bobcat Ranch property line. East side of the creek in uplands. Stock pond. Comment
  UCD108284  Trifolium ciliolatum Fleur Ng'weno 1989-5-5 DQ 35 Yolo D-Q University County Road 31, 9 miles west of Davis city center. 30 Comment
  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
  UCD58044  Trifolium ciliolatum Ellen Dean; K. Mawdsley 2007-4-6 3583 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
  UCD73257  Trifolium ciliolatum Ellen Dean; Susan Xhang, Christa Lindsey, Chris Mosser 2008-4-17 4836 Yolo Audubon Bobcat Ranch, lands to the north of Hwy 128 on north side of Putah Creek, downstream of Monticello Dam. 77 Comment
  UCR226142  Trifolium ciliolatum Michael J. Bower, 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
  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
  UCD82170  Trifolium depauperatum J. Shepard 2001-3-16 397 Yolo Yolo County Grasslands Park: East of Davis, from intersection of I-80 and Mace Blvd., 4.0 mi. south on Mace Blvd. (County Road 104), to Co. Rd. 36; thence ~.5 mi east along road; then 20 m north of park fence along Co. Rd 36. 12 Comment
  UCR219526  Trifolium depauperatum Jean V. Shepard 2004-3-21 636 Yolo Sacramento Valley, Yolo County Grasslands Park, east of Davis, 3.5 mi south on Mace Blvd. (Co. Road 104) from intersection of Hwy I-80 and Mace Blvd., 0.5 mi east on unpaved entrance road, to Dept. of Defence fence, and 30 yards south 12 Comment
  UC630974  Trifolium depauperatum var. amplectens P. B. Kennedy 1915-4-26 Yolo 5 mi n Alk. belt (outskirts) Comment
  UCD82068  Trifolium depauperatum var. amplectens Beecher Crampton 1966-4-28 7681 Yolo 1 mile southwest of Saxon Station. (site) Comment
  UCR225256B  Trifolium depauperatum var. truncatum Ayzik Solomeshch 2009-4-18 s.n. Yolo Yolo Bypass, Glide Ranch 4 Comment
  HSC15200  Trifolium depauperatum var. truncatum M. Dole 1963-4-9 24 Yolo 3 mi. W of Zamora on Rd. 15 Comment
  UCD35269  Trifolium depauperatum var. truncatum Beecher Crampton 1955-3-21 2337 Yolo County Road 95, 8.5 miles west of Davis. 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
  UCD34224  Trifolium dubium Beecher Crampton 1978-5-8 9577 Yolo 1/4 mile south of Saxon Station. NE quarter. Comment
  RSA190723  Trifolium fragiferum R. E. Skaggs 1967-7-30 s.n. Yolo 1113 Alice Street, Davis. Comment
  UCD108949  Trifolium fragiferum R. E. Skaggs 1967-7-30 s.n. Yolo 1113 Alice Street, Davis. Comment
  UCD108975  Trifolium fucatum Collector Unknown 1925-5-11 1692 Yolo Davis. Comment
  UCD72416  Trifolium fucatum Ellen Dean; Kate Mawdsley 2008-4-16 4821 Yolo Woodland Regional Park, SE side of Woodland, just south of the intersection of County Roads 102 and 25, Aeromodelers field, just east of road 102. 0 Comment
  UCR118984  Trifolium fucatum Beecher Crampton 1962-5-1 6364 Yolo Sacramento Valley, 1/2 mile south Saxon Station., jct. county roads 106 and 38 15 Comment
  UCR119092  Trifolium fucatum Beecher Crampton 1966-4-19 7653 Yolo Sacramento Valley, 1/4 mile south of Saxon Station site. 15 Comment
  RSA653957  Trifolium fucatum Beecher Crampton 1966-4-19 7653 Yolo 1/4 mile south of Saxon station site. Comment
  UCD109031  Trifolium fucatum H. B. Nidever 1951-4-12 14 Yolo 3 miles NE of Davis. Comment
  UCD109036  Trifolium fucatum E. H. Stanford 1940-4-28 s.n. Yolo North of Davis. Comment
  UCD33056  Trifolium fucatum Beecher Crampton 1966-4-19 7653 Yolo 1/4 mile south of Saxon Station. Comment
  UCD109738  Trifolium gracilentum Collector Unknown 1925-5-11 1736 Yolo Davis. Comment
  UCR119080  Trifolium gracilentum Beecher Crampton 1966-4-11 7639 Yolo Sacramento Valley, Woodland; railroad station. 15 Comment
  POM127054  Trifolium gracilentum Francis Ramaley 11103 Yolo Winters Comment
  UCD109741  Trifolium gracilentum C. P. Dutt 1928-4-10 s.n. Yolo Davis. Armstrong Ranch. Comment
  UCD36182  Trifolium gracilentum Beecher Crampton 1953-3-31 1054 Yolo 5 miles west of city of Davis, in field above Putah Creek. Comment
  UCD111218  Trifolium hybridum Collector unknown 1925-5-9 1737 Yolo Davis. Comment
  UCD40997  Trifolium hydrophilum Carol W. Witham 2003-4-11 927 Yolo DFG Tule Ranch vernal pools. Approximately 8 miles southeast of Davis. Southeast of the junctions of County Roads 38 and 105. 4 Comment
  UCD149356  Trifolium incarnatum Collector Unknown 1952-1 s.n. Yolo City of Madison. 44 Comment
  UCD161146  Trifolium microcephalum Craig Thomsen 2006-6-8 2666 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
  UCD33154  Trifolium olivaceum Beecher Crampton 1967-4-12 7828 Yolo 2 miles W of Winters. Comment
  UCD35834  Trifolium olivaceum Beecher Crampton 1965-4-6 7251 Yolo 2 miles west of Winters. Comment
  UCR152422  Trifolium stenophyllum Beecher Crampton 1967-5-3 7853 Yolo Sacramento Valley, 2 miles west of Winters. 46 Comment
  UCD73596  Trifolium subterraneum Ellen Dean; Elizabeth Goebel 2008-4-7 4731 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
  UCD109377  Trifolium subterraneum Collector unknown Date unknown s.n. Yolo Agronomy Experimental Areas, Davis Campus. Comment
  UCD146739  Trifolium variegatum Carol W. Witham 2003-4-11 938 Yolo DFG Tule Ranch vernal pools. Approximately 8 miles southeast of Davis. Southeast of the junctions of County Roads 38 and 105. 4 Comment
  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
  RSA167152  Trifolium willdenovii Jack Maze 1963-4-27 18 Yolo 0.75 mile east of Recreation Beach, State Highway 128. Comment
  UCD109538  Trifolium willdenovii Beecher Crampton 1960-5-9 5494 Yolo 1.25 miles southwest of Saxon Station. Comment
  UCD109866  Trifolium willdenovii K. O'Keefe 1995-6-3 s.n. Yolo 100 m from west side of Cold Creek, 250 m from confluence with Putah Creek. Below and east of Lake Berryessa, on side of Highway 128. 120 Comment
  UCD164486  Trifolium willdenovii J. A. Johnston 1995-5-7 9 Yolo Near Stebbins Cold Canyon on Hwy 128. Found in disturbed sites. 500 Comment
  UCD20835  Trifolium willdenovii N. Nicola 2001-4-4 51 Yolo Eastern foothills of inner North coast range, Capay Valley, 0.9 miles as the crow flies N. of Rumsey; Lowrey Ranch. Comment
  UCD38893  Trifolium willdenovii Beecher Crampton 1960-5-9 5494 Yolo 1.25 miles southwest of Saxon Station. Comment
  UCR220401  Trifolium willdenovii Jean V. Shepard 2001-3-26 425 Yolo Sacramento Valley, Yolo County Grasslands Park, east of Davis, 4 mi south on Mace Blvd. (Co. Road 104) from intersection of Hwy I-80 and Mace Blvd., 0.3 mi east along County Road 36 12 Comment
  UCD109844  Trifolium willdenovii Alan P. Godlewski 1974-4-25 s.n. Yolo South of Envir. Hort. On the U.C. Davis campus. 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
  UC991145  Trigonella foenum-graecum J. M. Tucker 1951-3-27 2058 Yolo N edge, just W of B street Davis Comment
  UCD23192  Triodanis biflora A. Solomeshch 2002-4-30 s.n. Yolo Glide Ranch. 2.5 miles SSE from intersection of Rd 105 and Rd 38. Comment
  UCD41142  Triodanis biflora N. Nicola 2002-5-16 220 Yolo Eastern foothills of inner north coast range, Capay Valley. About 0.4 miles as the crow flies west of Guinda. 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
  UCD139321  Triteleia hyacinthina Fleur Ng'weno 1989-5-7 DQ 42 Yolo D-Q University County Road 31, 9 mi. west of Davis city center. 30 Comment
  CHSC59841  Triteleia laxa Linda A. Bell 1975-4-15 24 Yolo State Highway 128, 2 miles north of junction with Pleasants Valley Road. 56 Comment
  UCD160085  Triteleia laxa Jessica Sanchez 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. 188 Comment
  SEINET233354  Triteleia laxa Becky Wilson 1973-4-10 10 Yolo 7 miles west on Winters in Thompson Canyon; 183 Comment
  SEINET8506559  Triteleia laxa Schank 1959-3-28 s.n. Yolo Ca 2 miles E of Winter above Hwy 128. 152 Comment
  UCD14273  Triteleia laxa Becky Wilson 1973-4-10 10 Yolo Yolo County; 7 miles west of Winters in Thompson Canyon; 182 Comment
  UCD93328  Triticum Beecher Crampton 1961-5-17 5870 Yolo 3 miles S of Woodland. Comment
  UCD93329  Triticum Beecher Crampton 1961-5-17 5871 Yolo 3 miles S of Woodland. Comment
  CDA30911  Triticum aestivum M. Beyers 2010-5-12 450 Yolo Just east of County Road 87, along County Road 19 and an orchard drainage ditch here. 54 Comment
  CHSC6710  Triticum aestivum B. Anthony 1968-4-7 443 Yolo 5 miles S. of Woodland on Hwy. 113. Comment
  HSC100288  Triticum aestivum J. P. Smith 2011-4-27 13133 Yolo North - West of the junction of Hwy. 16 and Co. Rd 22. 39 Comment
  UCD93313  Triticum aestivum Beecher Crampton 1961-6-1 5894 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
  UCD93307  Triticum turgidum A. A. Beetle 1945-2-15 4176 Yolo Putah Creek Canyon, W of Winters. Comment
  UCD144776  Tropidocarpum gracile Carol W. Witham 2003-4-7 893 Yolo DFG Tule Ranch vernal pools. Approximately 8 miles southeast of Davis. Southeast of the junctions of County Roads 38 and 105. 4 Comment
  UCD21376  Tropidocarpum gracile J. Shepard 2001-3-23 415 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 Sacramento Valley Soaring Society field on south side of road. 12 Comment
  UCR178431  Tropidocarpum gracile Jean V. Shepard 2001-3-23 415 Yolo Sacramento Valley, Yolo County Grasslands Park, east of Davis, from intersection of I-80 and Mace Blvd., 3.5 miles south on Mace Blvd. (County Rd 104), thence east along unpaved entrance road past Sacramento Valley Soaring Society field on south side of road 12 Comment
  CAS-BOT-BC67391  Tropidocarpum gracile P. B. Kennedy 1915-4-26 s.n. Yolo Railroad track-Weed. Comment
  SBBG34485  Typha domingensis M. L. Long 1969-8-7 Yolo near county rd near irrigation ditch, 3 mi NW of Zamora Comment
  UCD41080  Typha domingensis Carol W. Witham 2003-8-8 1011 Yolo DFG Tule Ranch vernal pools. Approximately 8 miles southeast of Davis. Southeast of the junctions of County Roads 38 and 105. 4 Comment
  UCD94673  Typha domingensis Beecher Crampton 1959-6-15 5359 Yolo Yolo: Winters, Yolo-Solano county line. Along Putah Creek. Comment
  UCD94848  Typha domingensis G. H. Vansell 1954-6-30 s.n. Yolo Conway Ranch, ca. 7 miles northeast of Davis. Comment
  UCD41081  Typha latifolia Carol W. Witham 2003-8-8 1012 Yolo DFG Tule Ranch vernal pools. Approximately 8 miles southeast of Davis. Southeast of the junctions of County Roads 38 and 105. 4 Comment
  UCD94865  Typha latifolia C. Heiser 1947-5-14 1914 Yolo Putah Creek, campus, Davis. Comment
  UCD94976  Typha latifolia G. H. Vansell 1954-6-30 s.n. Yolo Conway Ranch, ca. 7 miles northeast of Davis. Comment
  UC92114  Uropappus lindleyi C. F. Baker 1903-5-8 2887 Yolo Cache Creek canyon Cache Creek Comment
  JEPS84723  Urtica dioica subsp. holosericea John W. Willoughby 1979-8-13 4411 Yolo about 1.2 mi nw of the junction of hwy and Pleasants Valley Road (County Road 86), along State Hwy 128, Vaca Mountains, Putah Creek Pleasants Valley Road; Vaca Mountains, Putah Creek 60 Comment
  UCD111546  Urtica dioica subsp. holosericea Collector Unknown Date Unknown s.n. Yolo Yolo County. Exact location unknown. Comment
  RSA0054929  Veronica Keith E. Hoffmaster 1940-4-28 981 Yolo Davis. Comment
  UCD124698  Veronica anagallis-aquatica Charles F. Battaglia 1998-5-23 17 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, 40ft. Wide, runs parallel with channel. 15 Comment
  UCD146944  Veronica peregrina subsp. xalapensis Carol W. Witham 2003-4-7 885 Yolo DFG Tule Ranch vernal pools. Approximately 8 miles southeast of Davis. Southeast of the junctions of County Roads 38 and 105. 4 Comment
  UCD124896  Veronica serpyllifolia subsp. humifusa Robert C. Bechtel 1952-4-14 65 Yolo Davis. 13 Comment
  UCD108724  Vicia americana subsp. americana P. B. Kennedy 1915-4-26 s.n. Yolo Railroad track, Davis. Comment
  UCD35646  Vicia benghalensis Beecher Crampton 1959-6-10 5347 Yolo Just north of Davis, along County Road 31. Comment
  SEINET7368187  Vicia sativa G. Cook 1959-3-28 18 Yolo 3 miles east of Winter 61 Comment
  UCD108873  Vicia sativa subsp. nigra Cay Collette 1975-5-17 17 Yolo Knight's Landing, along Sacramento River. 15 Comment
  SD237458  Vicia villosa G. K. Helmkamp, E. A. Helmkamp 2009-5-20 14721 Yolo Western Sacramento Valley: Capay Valley; along CA-16, 1.5 miles west of Capay (Esparto 7.5'Q) 70 Comment
  UCD57359  Vicia villosa J. Shepard 2000-4-1 106 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
  UCD73580  Vicia villosa Ellen Dean; Elizabeth Goebel 2008-4-7 4723 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
  UCR207822  Vicia villosa George K. Helmkamp, E. A. Helmkamp 2009-3-24 14437 Yolo Inner North Coast Ranges, along CA-128, 4.4 miles west of Winters and beside Putah Creek 43 Comment
  UCR219523  Vicia villosa Jean V. Shepard 2001-5-13 454 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 County Road 36. Southeast corner of the Park, c. 50 yards north of CR 36 and 100 yards west of Dept. of Defense fence 12 Comment
  OBI54934  Vicia villosa Kathleen Faustini 1980-4-21 8 Yolo Rd E6 & Rd 32 Comment
  UCD38989  Vicia villosa subsp. pseudocracca Beecher Crampton 1960-4-10 5856 Yolo 3 miles west of Woodland. Comment
  UCD41122  Vicia villosa subsp. varia K. Arhangelsky 2002-4-1 151 Yolo Foothills of inner North coast range, Berryessa Valley, West of Winters; Terra Firma farm off Hwy 128. Comment
  UCD68016  Vicia villosa subsp. varia C. P. Pease 1995-5-16 s.n. Yolo East side of University of California, Davis campus, Experimental College gardens. Found on an uncultivated site in the partially disturbed Experimental College gardens. A climbing annual. Flowers, purple. 16 Comment
  UCD19302  Vicia villosa subsp. varia Terry Reedy 1974-5-5 194 Yolo city of Davis. between east end of 5th St. and Davis boundary. 21 Comment
  UCD121407  Vinca major Kay Ryugo 1952-4-17 1026 Yolo Shady bank of Old Putah Creek channel, University Farm, Davis. Comment
  UCD17513  Vitis amurensis H. Olmo 1958-1 R- 104 Yolo California. Yolo County: UC Davis Armstrong Vineyard (R64-80). Comment
  UCD102854  Vitis californica M. Wiesendanger 1927-5-4 646 Yolo Putah Canyon. Comment
  UCD17441  Vitis californica G. Ishizuka; A. Koyama 1970-1 69 567 Yolo California. Yolo County: UC Davis Viticulture Greenhouse (Grown from cuttings collected in Apr 1969 in Sonoma County's Forestville.) Comment
  UCD17421  Vitis californica G. Ishizuka; A. Koyama 1971-3-29 69 545 Yolo California. Yolo County: UC Davis Viticulture Greenhouse (Grown from cuttings collected in Apr 1969 along Sacramento River in Siskiyou County. Not far from Dunsmuir.) Comment
  UCD17428  Vitis californica G. Ishizuka; A. Koyama 1970-12-15 69 556 Yolo California. Yolo County: UC Davis Viticulture Greenhouse (Grown from cuttings collected in Apr 1969 along Eel River in Humboldt County. Not far from Phillipsville.) Comment
  UCD17429  Vitis californica G. Ishizuka; A. Koyama 1971-3-29 69 557 Yolo California. Yolo County: UC Davis Viticulture Greenhouse (Grown from cuttings collected in Apr 1969 near Covelo in Mendocino County.) Comment
  UCD17440  Vitis californica G. Ishizuka; A. Koyama 1970-1 69 565 Yolo California. Yolo County: UC Davis Viticulture Greenhouse (Grown from cuttings collected in Apr 1969, along Oakville Grade in Napa County.) Comment
  UCD16188  Vitis girdiana G. Ishizuka; A. Koyama 1971-2-10 69 500 Yolo California. Yolo County: Mavis-Hensen Field just south of the intersection of County Roads 102 and 25. East side of road 102. Comment
  UCD21277  Vulpia bromoides J. Shepard 2000-5-1 169 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-BC199976  Vulpia microstachys var. ciliata Mabel Wiesendanger 1927-4-29 617 Yolo Esparto Comment
  UCD36187  Vulpia microstachys var. ciliata Beecher Crampton 1953-4-9 1063 Yolo Yolo County, 3 miles west of city of Winters. Comment
  UCD93805  Vulpia microstachys var. ciliata Beecher Crampton 1955-4-14 2488 Yolo 2 miles northwest of Dunnigan. Comment
  UCD93884  Vulpia microstachys var. ciliata M. Wiesendanger 1927-4-29 617 Yolo Esparto. Comment
  RSA696322  Vulpia microstachys var. pauciflora Keith E. Hoffmaster 1940-4-28 960 Yolo Davis, about two miles north of town. Comment
  UCD36531  Vulpia microstachys var. pauciflora Beecher Crampton 1954-4-26 1785 Yolo 1.5 miles northeas of city of Davis. Comment
  UCD37597  Vulpia microstachys var. pauciflora Beecher Crampton 1955-4-14 2498 Yolo Yolo County, 1 mile south of Dunnigan, along U.S. Highway 99W. Comment
  UCD59341  Vulpia microstachys var. pauciflora Ellen Dean; Kate Mawdsley 2007-5-11 3765 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
  UCD162956  Vulpia myuros Craig Thomsen 2006-5-10 2641 Yolo Camp Haswell. West side of Cache Creek. 144 Comment
  UCD21217  Vulpia myuros var. hirsuta J. Shepard 2000-3-18 83 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 side of entrance road, approximately 50 yards from park entrance. 12 Comment
  UCD103700  Washingtonia robusta Ellen Dean 2011-1-25 s.n. Yolo City of Davis. Southwest corner of the intersection of West 8th St and Mulberry Lane. 15 Comment
  RSA302670  Wyethia glabra J. R. Shevock 1972-3-25 1430 Yolo Hwy 128; Putah Creek. 61 Comment
  UCD137096  Wyethia helenioides Ellen Dean 2008-4-25 4868 Yolo Tuleyome Ireland Ranch, northern part of ranch off of loop road. 605 Comment
  UCD150942  Wyethia helenioides D. S. Park 2010-4-22 23 Yolo 128 roadside west, near Stebbins Cold Canyon entrance, growing on steep hillside. 86 Comment
  UCD137132  Xanthium strumarium M. Wiesendanger 1927-10-1 s.n. Yolo Campus. Comment
  UCD81463  Xanthium strumarium M. Wiesendanger 1927-10-1 814 Yolo Davis. University Farm. Comment
  CDA9027  Xanthium strumarium G. D. Barbe, T. C. Fuller, P. W. Michael 1989-9-21 4364 Yolo East side of Yolo By-pass under railroad tressel, north of Highway 16 and I-5, approximately 5 miles east of Woodland. 0 Comment
  UCD137140  Xanthium strumarium M. P. Bellue 1931-9-24 s.n. Yolo westend of Yolo Causeway. Comment
  SEINET11989051  Xylosma congesta J. McCaskill, Onaga, K. 1966-1 714 Yolo Davis, University of California campus, front of Robbins Hall Comment
  UCD20530  Zelkova Andrew T. Leiser 1984-3-18 s.n. Yolo Yolo County, Clarksburg, Clarksburg Community Church. Comment
  UCD20531  Zelkova serrata Armando Torres-L. 1984-3-20 s.n. Yolo Yolo County, UC Davis Campus, Environmental Horticulture Dept., near the cold room, EH map. Page #23. Comment



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