Search Results — 2000 specimen records retrieved (1407 records with coordinates)
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(For large data reqests, please contact Jason Alexander, jason_alexander@berkeley.edu.)
 Please cite data retrieved from this page: Data provided by the participants of the Consortium of California Herbaria (ucjeps.berkeley.edu/consortium/).
 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
  UCD116178  Abutilon theophrasti Herman Timm; June McCaskill 1976-9-1 s.n. Yolo In Herman Timm's (Vegetable Crops Department) potato plots at Campbell Tract, University of California, Davis. Comment
  SEINET944090  Acacia dealbata June McCaskill 1954-1 226 Yolo In parking on south side of 3rd Street just west of B Street, Davis Comment
  UCD39750  Acacia longifolia Beecher Crampton 1957-3-18 s.n. Yolo University of California, Davis Campus. Comment
  UCD18429  Acer W. C. Overton Jr. 1982-5-3 s.n. Yolo city of Davis, UC Davis campus, across road from Mrak bridge, east of parking lot with orange trees, tree off SE (?) corner of little brown shingled building that once housed Arbie Hdqtrs. Comment
  HSC62843  Acer macrophyllum J. M. DiTomaso 1979-5-12 992 Yolo Next to Putah Creek below Monticello Dam 91 Comment
  UCD117030  Acer macrophyllum B. J. McCaskill 1954-3-12 220 Yolo Highway 16, 1.7 miles northwest 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
  CDA35553  Acer macrophyllum W. M. Lowray 1965-3-28 Yolo Cache Creek. 0 Comment
  SEINET12240124  Acer macrophyllum Unknown 1997-5-10 18 Yolo along Putah Creek just E of Hwy 128 across from Stebbin's Reserve parking area 170 Comment
  CDA12894  Acer negundo G. F. Hrusa 1996-3-25 12700 Yolo Central Valley; S bank of Tule Canal, approx. 1/2 mile E of Interstate 5 on S side of Yolo Bypass. Comment
  UCD117135  Acer negundo M. Wiesendanger 1927-5-4 635 Yolo Putah Canyon. Comment
  UCD141675  Acer negundo Ellen Dean; M. Taylor 2013-6-18 7796 Yolo City of Davis South Fork Preserve, along Mace Blvd. (County Road 104) south of the City of Davis boundary. North bank of Putah Creek in MBN Plot 5A of the Putah Creek vegetation survey. 9 Comment
  UCD39759  Acer negundo Beecher Crampton 1976-3-20 9360 Yolo Along Putah Creek, Vaca Mnts., ca. 8 miles west of Winters. Comment
  RSA273224  Acer negundo subsp. californicum Glenn A. Gorelick 1966-6-8 s.n. Yolo Davis Comment
  UCD141693  Acer saccharinum Ellen Dean; M. Taylor 2013-6-20 7805 Yolo North side of Putah Creek east of City of Winters. South of Russell Blvd. on east side HWY 505. Yolo County Housing Authority area. Plot YHA 2D of Putah Creek vegetation survey. 6 Comment
  JEPS77769  Achillea millefolium Douglas W. James Jr. 1973-4-10 16 Yolo off Road 128 just below the bridge below Lake Berryessa (Thompson Canyon); below Lake Berryessa, Thompson Canyon 182 Comment
  UCD81457  Achillea millefolium M. Wiesendanger 1927-5-4 652 Yolo Putah Canyon. Comment
  UCD81443  Achyrachaena mollis M. Wiesendanger 1927-4-29 604 Yolo Davis. Comment
  SEINET2429223  Achyrachaena mollis Robert T. Stahmer Jr. 1972-4-16 28 Yolo On dry grassy slop; M.E.M. Ranch off State Highway 128 and 1 mile west of Winters, Yolo County, California. Comment
  UCD128381  Achyrachaena mollis C. G. Baughn 1949-4-29 37 Yolo Hungry Hollow Hills, 2 miles west of Zamora. 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
  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
  UCD104484  Acmispon wrangelianus R. A. Blanchard 1932-4-22 2277 Yolo Yolo Causeway, Davis to Sacramento. 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
  UCD40986  Acmispon wrangelianus Carol W. Witham 2003-4-9 916 Yolo DFG Tule Ranch vernal pools. Approximately 8 miles southeast of Davis. Southeast of the junctions of County Roads 38 and 105. 4 Comment
  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
  CDA6757  Acroptilon repens T. C. Fuller 1959-9-17 3929 Yolo North side of freeway, 1 mile west of Harbor Boulevard, West Sacramento. 0 Comment
  UCD128502  Acroptilon repens Charles B. Heiser 1947-6-10 1934 Yolo near midget auto tracks, West Sacramento. Comment
  CDA19898  Acroptilon repens R. Breckenridge 2002-7-2 PDR 1204557 Yolo Northern California; at Hwy 128 & E Main St, Winters. 0 Comment
  CAS-BOT-BC133141  Adenostoma fasciculatum Roxana Stinchfield 1916-6-26 354 Yolo Foothills west of Dunnigan near Buckeye Cr. Comment
  UCD15641  Adenostoma fasciculatum Rachelle Raymond 1989-6-2 702 Yolo Outside Stebbins Reserve. 121 Comment
  UCD47765  Adiantum jordanii Yumee Kim; L. Bachman and P. Lalbhai 2002-4-13 15 Yolo Mclaughlin UC Reserve. W side of Davis Creek Reservoir, along road that goes from Soda Spring area to Rayhouse Rd. Ca. 0.5 airline mile due N of Soda Springs and ca. 1.0 airline mile WNW of UC Davis Aquatic Lab facility. Along edges of running stream and slopes to the north and south of stream on the W side of the road. 487 Comment
  CDA1672  Aegilops triuncialis C. Justus 1958-5-28 Yolo Cabel Ranch, Winters. 0 Comment
  CDA29458  Aegilops triuncialis Robin Breckenridge 2009-5-26 PDR# 1313570 Yolo In the vicinity of Madison and Winters. Along CR 89, between CR 25 and CR 20. 0 Comment
  UCD37517  Aegilops triuncialis Beecher Crampton 1961-4-28 5859 Yolo Yolo County, 2 miles west of city of Winters, along Road 87. Comment
  UCD51569  Aegilops triuncialis Beecher Crampton 1972-5-28 8809 Yolo Road 95 west of Airstrip. Comment
  UCD51576  Aegilops triuncialis Beecher Crampton 1959-5-26 5255 Yolo along State Hwy. 128, 2.5 miles west of Winters. Comment
  UCD59306  Aegilops triuncialis Ellen Dean; Kate Mawdsley 2007-5-11 3730 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
  HSC62868  Aesculus californica J. M. DiTomaso 1979-5-12 983 Yolo 3.9 mi. E of Yolo-Colusa co. line on Hwy. 128, below Lake Berryessa, about 30 ft. from bank of Putah Creek. 76 Comment
  UCD14643  Aesculus californica Deanna Lynn Pfleger 1989-6-7 8 Yolo Stebbins Cold Canyon Reserve. 100 yards from road to Stebbins Reserve; 97 Comment
  UCD15547  Aesculus californica Lara Hawthorne 1989-6-3 17 Yolo Hwy 128 near Stebbins Reserve. 97 Comment
  RSA634245  Aesculus californica Robert M. Rhode, B. Nemeth 1997-5-21 154 Yolo Stebbins reserve (University of California Nature Reserve) Cold Canyon Creek; 0.5 miles south of Solano/Yolo county line (Putah Creek) near CA Highway 128. Beside creek; 50 meters from entrance (Highway 128). 185 Comment
  UCD136657  Aesculus californica Carole Eastman 1976-4-1 s.n. Yolo at Arboretum on left side of Putah Creek to left area of bridge. 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
  SEINET242366  Agropyron Beecher Crampton 1961-6-13 T.O. 2502 Yolo UC Davis agronomy experimental area, plant introduction nursery, row BC-8 Comment
  SEINET242443 Image available Agropyron desertorum Beecher Crampton 1955-5-25 T.O.s.n. Yolo UC Davis Campus, Agronomy Experimental Area Comment
  SEINET3915955  Agropyron desertorum Beecher Crampton 1955-5-25 s.n. Yolo Uc Davis Campus, Agronomy Experimental Area.; 0 Comment
  SEINET3915914  Agropyron libanoticum M. Nazir Sankary 1971-5-15 s.n. Yolo Raised from seed in field near Botany Department greenhouses, University of California campus, Davis, CA.; 0 Comment
  UCR152067  Agropyron trachycaulum Beecher Crampton 1961-6-1 5880 Yolo Northern city limit of Davis, along County Road 31 Comment
  UCR152273  Agropyron trachycaulum var. majus Beecher Crampton 1959-6-10 5349 Yolo N of city of Davis, County Road 31, just east of jct. with Anderson Road Comment
  UCD97908  Agrostemma githago var. githago P. B. Kennedy 1918-1 s.n. Yolo Davis, University Farm. Comment
  CDA1700  Agrostis capillaris N. van Kleeck 1975-2-4 Yolo 1407 Whittier Drive, Davis. 0 Comment
  SEINET242446  Agrostis castellana Beecher Crampton 1960-6-3 T.O. 2453 Yolo CULTIVATED; UC Davis agronomy experimental area, plant introduction nursery. Comment
  SEINET241292  Agrostis castellana Beecher Crampton 1960-6-3 T.O. 2462 Yolo CULTIVATED; UC Davis agronomy experimental area, plant introduction nursery, row D - 202 Comment
  UCD37766  Agrostis exarata Beecher Crampton 1961-10-25 6057 Yolo Yolo County, 2 miles west of Bryte, along County Road 127, junction of Sacramento Bypass and Yolo Bypass. Comment
  UCD36453  Agrostis stolonifera Beecher Crampton 1953-8-27 1614 Yolo Yolo County, city of Davis, Davis High School lawn. Comment
  UCD53531  Agrostis stolonifera Leonard 1919-6-13 x 3066 Yolo Davis. Comment
  UCD117156  Ailanthus altissima Lynn B. Hendrix 1962-4-28 28 Yolo UC Davis. Comment
  RSA697343  Aira danthonioides Keith E. Hoffmaster 1939-4-15 s.n. Yolo Davis Comment
  UCD166124  Alisma lanceolatum Luis Espino 2016-10-11 s.n. Yolo southeast of the city of Davis. Just southeast of intersection of county roads 106 and 35. 5 Comment
  UCD15446  Alisma lanceolatum Jean Shepard 1997-7-28 s.n. Yolo California, Yolo Co.; city of Davis, a volunteer in the Mace Ranch Subdivision landscaping, along East Covell Blvd., ca. 10 meters east of the intersection with Alhambra Blvd.; Comment
  UC735742  Alisma plantago-aquatica Charles B. Heiser Jr. 1947-7-22 1965 Yolo n of Davis Comment
  CAS-BOT-BC472799  Allium neapolitanum Peter H. Raven 1955-4-17 8278 Yolo Davis Comment
  UCD81599  Allium sanbornii Collector Unknown 1949-1 s.n. Yolo Woodland. Comment
  UC630440  Allium serra Annetta Carter 1938-5-7 1361 Yolo 3.6 mi n Rumsey; Inner North Coast Range, Cache Creek canyon 152 Comment
  UC657692  Allium serra M. Wiesendanger 1927-4-29 618 Yolo esparto Comment
  UCD48258  Allium serra A. Laffin; S. Holck, A. Randall 2002-4-13 6 Yolo Yolo County, McLaughlin UC Reserve, W side of Davis Creek Reservoir, along road that goes from Soda Springs to Rayhouse Rd. and ca. 1.0 airline mile WNW of UC Davis Aquatic Lab facility. Along S side of running stream where road travels east-west for a short distance, ca. 8 yds. From the N side of the road. 488 Comment
  SEINET8544311 Image available Allium triquetrum June McCaskill 1967-4-2 717 Yolo In garden at 815 E. 9th Street, Davis. Comment
  UCD141697  Alnus rhombifolia Ellen Dean; M. Taylor 2013-6-21 7809 Yolo North side of Putah Creek east of City of Winters. South of Russell Blvd. on east side HWY 505. Yolo County Housing Authority area. In or near Plot YHA 2A of Putah Creek vegetation survey. 6 Comment
  RSA197606  Alopecurus saccatus Le Roy Abrams 1928-5-8 12606 Yolo Between Woodland and Davis. Comment
  UCD40995  Alopecurus saccatus Carol W. Witham 2003-4-11 925 Yolo DFG Tule Ranch vernal pools. Approximately 8 miles southeast of Davis. Southeast of the junctions of County Roads 38 and 105. 4 Comment
  UCD55816  Alopecurus saccatus A. A. Beetle 1946-4-15 4376 Yolo Woodland airport. Comment
  UCD55958  Alopecurus saccatus P. B. Kennedy 1915-4-26 s.n. Yolo Outskirts of Davis. Comment
  UC735710  Amaranthus albus Charles B. Heiser Jr. 1947-5-30 1921 Yolo Davis Comment
  CDA3260  Amaranthus albus M. S. Bergseng 1958-10-12 1589 -58 Yolo Highway # 16-24, near Elkhorn Village, west of Sacramento. 0 Comment
  UCD108107  Amaranthus arenicola A. M. Shapiro 2011-9-15 s.n. Yolo West Sacramento, 1 km W of intersection of W. Capitol Ave. and Enterprise Blvd. Yolo Bypass. Comment
  UCR242094  Amaranthus arenicola Arthur M. Shapiro 2011-9-15 s.n. Yolo West Sacramento, 1 km west of intersection of West Capitol Ave and Enterprise Blvd. Yolo Bypass Comment
  UCD36087  Amaranthus blitoides Beecher Crampton 1952-10-11 854 Yolo Yolo County, city of Davis, waste lot. 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
  UCD81063  Amaranthus hybridus Ellen Dean; G. Harrington, T. Starbuck 2009-5-13 5597 Yolo city of Woodland. Woodland Regional Park. East side of County Road 102, just south of County Road 25. Old rodeo area with bare areas where buildings used to be. 9 Comment
  RSA97928  Amaranthus palmeri Beecher Crampton 1953-10-15 1689 Yolo U.C. Davis campus Comment
  UCD13412  Amaranthus powellii K. Meares 1996-9-24 017 Yolo City of Davis, northern part. On greenbelt between Jalisco and Grande. 15 Comment
  CDA16257  Amaranthus retroflexus G. F. Hrusa 1997-10-13 14120 Yolo Sacramento Valley; Sacramento R. immediately S of I-5 ~ 5 mi E of Woodland (near tule canal). 8 Comment
  UCD97755  Amaranthus retroflexus R. B. Griffith 1949-5-28 31 Yolo University Farm, Davis. Comment
  UCD19125  Amaranthus tuberculatus var. rudis A. M. Shapiro 1988-9-2 s.n. Yolo NW corner of junction of Yolo County Rds. 6 and 99W, near Dunningan exit from I-5. Comment
  HSC101440  Ambrosia artemisiifolia Thomas W. Nelson, Jane P. Nelson 1983-8-27 7613 Yolo Along alluvial terrace of Cache Creek just south of Guinda, CA.; just upstream from road 57 at picnic area 107 Comment
  UCD128828  Ambrosia psilostachya J. M. Tucker 1950-8-26 . 1992 Yolo University arboretum, University of California, Davis. Comment
  UCD38531  Ambrosia psilostachya Beecher Crampton 1955-10-13 3177 Yolo Davis. Comment
  HSC93550  Ammi visnaga G. Fred Hrusa, T. D. Wilfred 1996-12-19 13952 Yolo Levee along Tule Canal, ~3/4 mi. E of I-5 and 1/4 mi. N of Sacramento River on S side of Yolo Bypass 15 Comment
  RSA470802  Ammi visnaga Robert Gustafson 1985-6-15 3179 Yolo Jct of Road 25 and 103, SE of Woodland (private wildlife sanctuary) Comment
  SBBG14311  Amorpha californica J. McCaskill, R. Gankin 1962-5-2 650 Yolo ca. 20 yards above rd, State Hwy 16, 2.7 mi S of jct with State Hwy 20 Comment
  CDA30728  Amsinckia intermedia M. Beyers 2010-5-12 445 Yolo In the vicinity of Esparto, along the east side of County Road 87, where it bridges Cache Creek on its north. 55 Comment
  SD240914  Amsinckia intermedia George K Helmkamp, E. A. Helmkamp 2012-4-17 18775 Yolo Sacramento Valley: along County Road 26, 1.4 miles west of its intersection with Road 89, c. 12 miles WSW of Woodland (Madison 7.45'Q) 64 Comment
  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
  RSA0089722  Amsinckia intermedia Peter M. Ray 1950-4-15 1708 Yolo North side of canyon of Cache Creek; on California Highway 16, 6 miles north of Rumsey (1/4 mile inside Yolo-Colusa county line). Comment
  UCD119682  Amsinckia intermedia G. F. Hrusa 1998-3-21 14159 Yolo Hwy 16 along Cache Creek at the rafting put-in. Nr. Lake County line. 225 Comment
  UCD119685  Amsinckia intermedia June McCaskill; Katherine Onaga 1962-4-16 649 Yolo On west side of H Street, 0.3 mile north of intersection of H and 11th streets, Davis. Comment
  UCD15502  Amsinckia intermedia Fred Tulley 1984-5-6 10 Yolo Davis Equestrian Field. 19 Comment
  UCD82326  Amsinckia intermedia Robin McMaster 1973-4-15 316 Yolo 7 mi NW Rumsey on Hwy 16. Comment
  UCD160201  Amsinckia menziesii Taylor Blevins 2015-4-12 5 Yolo Audubon Bobcat Ranch. North side of Hwy 128, west of Winters. Southeast corner of ranch, adjacent to ranch house headquarters. 99 Comment
  UC1178224  Amsinckia tessellata var. gloriosa Peter M. Ray 1950-4-15 1706 Yolo 6 mi n Rumsey (on Cal Hwy #16, n side of canyon of Cache Creek); Cache Creek Comment
  UCD117413  Anagallis monelli Levine 1974-5-21 107 Yolo Union School Yard, junction of County Roads 29 and 88. 18 Comment
  POM57371  Ancistrocarphus filagineus C. F. Baker 1903-5-8 2888 Yolo Cache Creek cannon [Canyon] Comment
  SBBG21215  Andropogon glomeratus B. Crampton 1953-10-29 Yolo 5 mi W of Winters, Putah Crk Comment
  UC793827  Andropogon glomeratus var. pumilus A. A. Beetle 1946-7-13 4691 Yolo 1 mi below Canon Ball Pt.; below Canon Ball Pt. Comment
  UCD39908  Andropogon hallii Beecher Crampton 1961-10-30 s.n. Yolo UC Davis Campus, Agronomy Experimental Area, Summer Seed Production Field. Comment
  POM277051  Andropogon virginicus A. A. Beetle 1946-7-13 4691 Yolo 1 mile below cannon ball point, spring seepage. Comment
  SEINET5717760 Image available Anemopsis californica J. M. Tucker 1976-1 4371 Yolo From a planting at west end of courtyard of Robbins Hall, University of California, Davis.; Univ. of California, Davis Comment
  UCD129049  Anthemis cotula Beecher Crampton 1964-5-11 6949 Yolo Saxon Station. Comment
  UCD89143  Apocynum cannabinum Carla Essenberg 2008-7-23 s.n. Yolo McLaughlin Reserve, north edge of Davis Creek Reservoir. Comment
  UCD39745  Arachis hypogaea Beecher Crampton 1972-1-1 s.n. Yolo seed lab Cal Crop Improvement. Comment
  UCD34982  Arctium lappa Beecher Crampton 1997-6-27 10340 Yolo Yolo County, ca. 2 miles south of Woodland along county road 25A between county roads 99 and 99E. Comment
  UCD81288  Arctostaphylos G. L. Stebbins Jr. 1966-2-22 6308 Yolo Summit ridge of Glasscock Mountain. 731 Comment
  UCD73676  Arctostaphylos manzanita 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
  NY345968  Aristida purpurea var. californica J. G. Lemmon 05 1891 s.n. Yolo Caspan Valley Comment
  CAS-BOT-BC146316  Aristida ternipes var. gentilis Beecher Crampton 1962-9-11 6667 Yolo 2.5 miles west of Winters. Comment
  UCD169002  Aristida ternipes var. gentilis Ellen Dean; Dash Weidhofer and Audubon trip participants 2017-4-1 9303 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
  UCD37680  Aristida ternipes var. gentilis Beecher Crampton 1961-6-6 5895 Yolo Yolo County, 2 miles west of Winters. Comment
  UCD56872  Aristida ternipes var. gentilis Beecher Crampton 1953-8-24 1600 Yolo 2 miles west of Winters. Comment
  RSA416045  Aristolochia californica Joseph A. Ewan 1934-3-18 8687 Yolo Putah Creek, 8 miles above Winters. Comment
  UC1543118  Aristolochia californica Charlotte G. Nast 1936-3-27 25 Yolo Putah Canyon east Comment
  UCD137810  Aristolochia californica H. A. Borthwick 1931-4-2 2175 Yolo Putah Canyon. Comment
  UCD70194  Aristolochia californica D. Sanchez-Mata 1998-6-24 s.n. Yolo Capay Valley. Salt Creek between Capay and Cadenasso. 100 Comment
  UCR206549  Aristolochia californica George K. Helmkamp, E. A. Helmkamp 2009-3-17 14402 Yolo Inner North Coast Ranges Foothills, along CA-20 and Cache Creek, 4.3 miles southeast of the Colusa County line 159 Comment
  CAS-BOT-BC278145  Aristolochia elegans Eva Bayon 2012-10-19 3004 Yolo University of California, Davis. Botanical Conservatory 15 Comment
  UCD129261  Artemisia biennis P. B. Kennedy 1920-6-23 s.n. Yolo Holland Land Company. Clarksburg, Sacramento River. Comment
  UCR198145  Artemisia biennis Arthur M. Shapiro 2007-9-28 s.n. Yolo Sacramento Valley, Yolo Bypass, west Sacramento Comment
  UC449652  Artemisia douglasiana Tracy J. Storer 1912-6-29 Yolo Rumsey 152 Comment
  UCD37761  Artemisia douglasiana Beecher Crampton 1961-10-25 6044 A Yolo 4 miles NW of Bryte, Yolo Bypass, S of Todhunter's Lake. Comment
  UCD59358  Artemisia douglasiana Ellen Dean; Kate Mawdsley 2007-5-11 3782 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
  UCD16086  Arthrocnemum subterminale A. M. Shapiro 1999-10-8 s. n. Yolo California. Yolo County: about 1/3 mile east of Rd. 102, along north levee of Willow Slough Bypass. Comment
  RSA0059617  Arthrocnemum subterminale Beecher Crampton 1973-6-22 8961 Yolo 3 miles SE of Woodland (in direct line), county roads 25 and 103. Comment
  UCD39910  Arundo donax var. versicolor Beecher Crampton 1962-11-3 s.n. Yolo City of Davis. Comment
  UC1313033  Asclepias curassavica Patricia Williams 1965-1-11 Yolo Grown in pots in Botany Deptartment greenhouse University of California campus, Davis, Yolo County, California Comment
  UCD121322  Asclepias fascicularis A. S. Crafts 1926-7-8 435 Yolo University Farm Campus, Davis. Comment
  SEINET215295  Asclepias fascicularis Robert Owens 1969-5-25 47 Yolo Near railroad tracks on G. Street at intersection with 10th Street, Davis. 15 Comment
  SEINET9360086  Asclepias fascicularis Unknown 1976-5-18 11 Yolo E Davis, N side of railroad tracks at jct of Mace Blvd and Road 115. Comment
  UCD121312  Asclepias fascicularis Collector unknown Date unknown s.n. Yolo Near Woodland. Comment
  UCD121358  Asclepias fascicularis M. Wiesendanger 1927-10-1 812 Yolo Davis. Comment
  UCD22747  Asclepias fascicularis Samantha Corte 1988-6-7 13 Yolo 1/4 mi. east on Sikes, on Tremont. 13 Comment
  UCD41154  Asclepias speciosa N. Williams 2002-6-12 232 Yolo Eastern foothills of inner north coast range, Capay Valley. North of Guinda, Rd 43 off Hwy 16; Fullbelly Farm. Comment
  HSC36205  Asclepias speciosa John Rehling 1975-7-21 100 Yolo Near the S Pacific tracks just W of Davis. Comment
  UCD121374  Asclepias speciosa C. B. Heiser Jr. 1947-6-14 1935 Yolo Davis. Comment
  UCD138673  Asparagus officinalis subsp. officinalis Clarence R. Quick 1968-8-25 68 .04 Yolo Merritt Island. Near junction of country roads #140 and 142. 3.5 miles S of Clarksburg. Comment
  CHSC100545  Astragalus didymocarpus Beecher Crampton 1963-5-24 6810 Yolo Yolo County: Davis, field just northeast of West Davis School. Comment
  UCR119133  Astragalus didymocarpus Beecher Crampton 1963-5-24 6810 Yolo Sacramento Valley, Davis. 15 Comment
  RSA733923  Astragalus didymocarpus Beecher Crampton 1963-5-24 6810 Yolo Yolo County: Davis, field just northeast of West David School. Comment
  SBBG117232  Astragalus didymocarpus B. Crampton 1963-5-24 6810 Yolo Davis, just NE of W Davis School Comment
  CAS-BOT-BC182662  Astragalus douglasii Roxana Stinchfield 1916-6-26 348 Yolo D'Oyly Sheep Ranch - near Dunnigan Comment
  JEPS54607  Astragalus douglasii W. L. Jepson 1920-5-23 8960 Yolo Buckeye Creek bed , vicinity Hershey (vicinity Hershey) Comment
  UCD35849  Astragalus douglasii Beecher Crampton 1965-4-27 7292 Yolo 3 miles n.w. of Dunnigan County Road 86. Comment
  UCD38433  Astragalus gambelianus Beecher Crampton 1955-4-15 2501 Yolo Yolo County; UC Davis campus, south end of the Campbell Tract. 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
  UCD34226  Astragalus tener Beecher Crampton 1978-5-8 9579 Yolo Yolo County, 1/4 mile south of Saxon Station, T7N R3E Sect. 17, N.E. quarter. Comment
  UCD105338  Astragalus tener var. ferrisiae Beecher Crampton 1978-5-8 9578 Yolo Yolo County, 1/4 mile south of Saxon Station. Comment
  UCD105341  Astragalus tener var. ferrisiae P. B. Kennedy 1926-5-1 s.n. Yolo Davis, Univ. of CA farm. Comment
  UC2014133  Astragalus tener var. ferrisiae Ayzik Solomeshch 2009-4-18 s.n. Yolo Yolo County: Yolo Bypass. Glide Ranch. Comment
  UC1228144  Astragalus tener var. tener Beecher Crampton 1960-5-9 5493 Yolo 1 1/4 mi sw Saxon Station; sw of Saxon Station Comment
  UCD15877  Astragalus tener var. tener Craig D. Thomsen 1998-6-4 s.n. Yolo Field south of Road 25, about 200 m. west of Road 103, between Davis and Woodland. Comment
  UCD38297  Astragalus tener var. tener Beecher Crampton 1954-4-8 1758 Yolo 2 miles NE of Davis. Comment
  RSA97526  Atriplex Beecher Crampton 1954-8-20 2263 Yolo Along old Putah Creek channel, Davis. Comment
  JEPS100803  Atriplex depressa Dean W. Taylor 1993-7-9 13850 Yolo 3 air mi from Woodland; Central Valley 10 Comment
  RSA612722  Atriplex depressa H. C. Stutz 1995-8-7 9795 Yolo SE corner of Road 25 and 103 Comment
  RSA97530  Atriplex depressa Beecher Crampton 1952-10-24 873 Yolo 1.5 miles north of Davis. 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
  UCD21413  Atriplex joaquinana J. Shepard 2001-6-16 466 Yolo Yolo County Grasslands Park: East of Davis, from intersection of I-80 and Mace Blvd., 3.5 mi. south on Mace Blvd. (County Road 104), thence east 0.5 miles along unpaved entrance road. Then, south 400 yards and about 10 yards west of Department of Defense fence, between 2 large vernal pools. 12 Comment
  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
  UCD97479  Atriplex joaquinana Brad D. Schafer 2002-8-17 111 Yolo South of the Glide Ranch, 2 milse south of County Road and 1.5 miles east of the Northern Railroad. 4 Comment
  UCR100890  Atriplex joaquinana H. C. Stutz 1991-4-12 95461 Yolo Sacramento Valley, 'Jct of Rd. 25 and Rd. 103, SE of Woodland', [c. 1 mile south of Woodland, toward Davis] 30 Comment
  UCR212310  Atriplex joaquinana Erica Smith 2007-7-12 11 Yolo City of Woodland Alkali Grassland Preserve, managed by Center fro Natural Land Management, at the intersection of County Roads 103 and 25. South side of County Road 25. 5 Comment
  UCR80854  Atriplex joaquinana Robert E. Preston 1993-7-25 626 Yolo SE of Woodland, north of Willow Slough, field NW of junction of Roads 25 and 103. 9 Comment
  UCR262438  Atriplex micrantha George K. Helmkamp, E. A. Helmkamp 2011-12-7 18500 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
  SEINET4135669  Atriplex parishii var. depressa Howard C. Stutz 1995-8-7 9799 Yolo Woodland, SE corner of Road 25 and 103.; 0 Comment
  JEPS41107  Atriplex prostrata Rimo Bacigalupi, L. R. Heckard, and C. L. Custer 1965-10-4 9127 Yolo along n-s lateral (rd.) 0.9 mi n of Hebron siding (Sacramento Northern Railway) 1.9 mi ene Woodland (flanking waste water dispoal areas on bothsides road); ne of Woodland, n of Hebron siding 10 Comment
  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
  UCD81053  Atriplex rosea Ellen Dean; G. Harrington, T. Starbuck 2009-5-13 5589 Yolo city of Woodland. Woodland Regional Park. East side of County Road 102, just south of County Road 25. Old rodeo area with bare areas where buildings used to be. 9 Comment
  SEINET4135953  Atriplex rosea Beecher Crampton 1985-9-5 10018 Yolo 3.5 miles SE of Woodland on road 25.; 0 Comment
  UCD14599  Avena barbata Wendy Weber 1989-6-10 23 Yolo California, Yolo Co.; Davis, at the east end of Loyola Road, 1/4 mile north along a drainage ditch, near 'Anderson Ranch'; 13 Comment
  UCD73578  Avena barbata Ellen Dean; Elizabeth Goebel 2008-4-7 4722 Yolo Audubon Bobcat Ranch, northwest of the city of Winters. Maxwell Flat in the northeastern part of the ranch that is accessed by a private road at the end of Moody Slough Road. 70 Comment
  CDA30900  Avena fatua M. Beyers 2010-4-3 341 Yolo Roadside along Highway 128, adjacent to Putah Creek Public Fishing Access #2. Comment
  UCD38524  Avena fatua Beecher Crampton 1956-3-1 3219 Yolo Southern city limits of Davis. Comment
  UCD56308  Avena fatua E. G. Cakin 1947-3-27 s.n. Yolo Davis. Comment
  UCD56370  Avena fatua Beecher Crampton 1962-4-18 6224 Yolo Davis. Southern Pacific Railroad Station. Comment
  UCD56375  Avena fatua A. A. Beetle 1945-3-8 4199 Yolo Putah Creek Canyon. West of Winters. Comment
  UCD56457  Avena fatua Beecher Crampton 1976-12-30 9448 Yolo Mace Blvd. Off ramp I. S. Hwy. 80 east. Comment
  UCD69702  Avena fatua Kathy Baker 1982-6-6 33 Yolo Davis, field on west side of Adams Street. 50 yards from last house, 10 yards from road. On dry, rocky soil in full sun. 13 Comment
  UCD80908  Avena fatua Ellen Dean; F. Singh, L. Raber, C. Kraintz, R. Ghaffarzadeh 2009-4-1 5312 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
  HSC100287  Avena sativa J. P. Smith 2011-4-27 13132 Yolo North - West of the junction of Hwy. 16 and Co. Rd 22. 39 Comment
  UCD56467  Avena sativa C. B. Shah 1960-5-15 23 Yolo Davis. University of California campus. 15 Comment
  SEINET11695728  Avena sterilis Unknown 1965-5-12 T.O. 3722 Yolo UC Davis agronomy experimental area, plant introduction nursery, block L 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
  UCD33998  Baccharis glutinosa Beecher Crampton 1975-8-22 9245 Yolo Yolo County, county road 104 1 1/2 miles north of county road 28. Comment
  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
  UCD129464  Baccharis pilularis K. Wagnon 1932-1-1 2271 Yolo Putah Canyon. Comment
  CAS-BOT-BC98217  Baccharis salicifolia Beecher Crampton 1975-8-22 9245 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
  UCD34075  Baccharis salicifolia subsp. salicifolia Beecher Crampton 1976-3-20 9362 Yolo Vaca Mtns. Putah Creek canyon, ca. 8 miles west of Winters. 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
  SEINET7239928 Image available Bellis perennis Schank 1959-3-29 s.n. Yolo Davis 9 Comment
  UCD119643  Berberis aquifolium var. dictyota Andrew Fulks 2012-2-4 s.n. Yolo close to the border with Napa County. Eastern slope of Blue Ridge above Lake Berryessa, north of Berryessa Peak. 811 Comment
  SEINET10732932  Beta vulgaris Stephanie Frischie 2000-10-14 Frischie 145 Yolo Davis Farmers' Market, Davis, CA. Comment
  UCD129457  Bidens frondosa Beecher Crampton 1953-9-30 1633 Yolo Knights Landing, Sycamore Slough. Comment
  UCD129597  Blennosperma nanum Carol W. Witham 2003-4-7 891 Yolo DFG Tule Ranch vernal pools. Approximately 8 miles southeast of Davis. Southeast of the junctions of County Roads 38 and 105. 4 Comment
  UCD129590  Blennosperma nanum S. E. Keeton; E. H. Hyde 1938-4-4 s.n. Yolo roadside northeast of Davis. Comment
  UCD129596  Blennosperma nanum J. M. Tucker 1951-2-22 2032 Yolo roadside around 1.5 miles north of Davis. Comment
  RSA654050  Boisduvalia cleistogama Beecher Crampton 1978-5-8 9572 Yolo 1/4 mile S of Saxon Station. Comment
  CHSC79376  Bolboschoenus glaucus Beecher Crampton 1952-10-31 902 Yolo Edge of a Typha stand. Comment
  UCD141647  Bolboschoenus glaucus Ellen Dean; M. Taylor 2013-6-12 7785 Yolo Along Putah Creek by Los Rios Farms, between Mace Blvd. (County Road 104) and the Yolo bypass wildlife area. Los Rios Farms is on the border of DFG lands northeast of the junction of County road 106 and County road 35. Plot LRF 3A of Putah Creek vegetation survey. 6 Comment
  JEPS41106  Bolboschoenus maritimus Rimo Bacigalupi, L. R. Heckard, and C. L. Custer 1965-10-4 9128 Yolo 1.9 mi ene Woodland (along north-south lateral (rd.) 0.9 mi n of Hebron siding (Sacramento Northern Railway)); ne of Woodland 10 Comment
  UCD150644  Bolboschoenus robustus Laird Miers 1972-6-5 s.n. Yolo Putah Creek approx. 7 mi. W of Davis. Comment
  UCD55402  Bolboschoenus robustus R. Tofsrud 1947-4-24 s.n. Yolo City dump, N of Davis. Comment
  UCD56820  Bothriochloa bladhii Beecher Crampton 1958-10-17 s.n. Yolo UC Davis campus. Comment
  UCD56829  Bothriochloa laguroides subsp. torreyana Beecher Crampton 1973-8-6 s.n. Yolo UC Davis campus. Agronomy Experimental Area. Plant Introduction Nursery. Comment
  UCD20183  Boussingaultia Cynthia Cheney 1969-8-22 s.n. Yolo Growing on south side of house at 411 University Avenue, Davis. Comment
  HSC100067  Bouteloua curtipendula A. H. Sartain, Rominger, 1973-6-25 Yolo County Rd. 2, NW of Dunnigan. Comment
  UCD81773  Brachypodium distachyon Ellen Dean 2009-4-26 5473 Yolo Bobcat Ranch lands to the north of Hwy 128, just east of Monticello Dam. Bray Canyon. West side of Bray Creek. 76 Comment
  UCD114720  Brassica P. B. Kennedy 1918-6-6 s.n. Yolo Univ. Farm, Davis. Comment
  UCD40547  Brassica nigra Kristine L . Preston 1988-5-3 12 Yolo Empty lot 100 yards west of the intersection of Hwy 110 and Riverbank Road, West Sacramento. 6 Comment
  RSA482911  Brassica nigra Glenn A. Gorelick 1966-3-6 s.n. Yolo 3 miles W of Davis, Hwy 128 (Russell Blvd.) Comment
  UCD114738  Brassica nigra A. S. Crafts 1932-6-6 2 Yolo 1 mi. e. of Davis. Comment
  UCD114744  Brassica nigra Beecher Crampton 1972-5-24 8808 Yolo Yolo County, Davis, Covell blvd. near Hwy. 113. Comment
  UCD128349  Brassica tournefortii A. M. Shapiro 2011-1-4 s.n. Yolo West Sacramento. Roadside along West Capitol Avenue. Comment
  UCD129701  Brickellia californica M. Phillips 1929-10-1 2068 Yolo Putah Canyon. Comment
  UCD23217  Brodiaea coronaria A. Solomeshch 2002-4-30 s.n. Yolo Glide Ranch. 2.5 miles SSE from intersection of Rd 105 and Rd 38. Comment
  UCD33166  Bromus Beecher Crampton 1967-5-1 7844 Yolo Yolo County, Davis, B st. between 3rd. and 4th. streets. Comment
  SEINET239849 Image available Bromus Beecher Crampton 1978-11-4 4779 Yolo CULTIVATED; UC Davis agronomy experimental area, plant introduction nursery; Comment
  UCR179379  Bromus alopecuros J. M. DiTomaso 2003-4-23 Yolo West of Winters, off Road 87 Comment
  UCD57631  Bromus arenarius Beecher Crampton 1958-4-21 4708 Yolo Cache Creek, along State Hwy. 16. 2.4 miles northwest of Rumsey. Comment
  SEINET238356 Image available Bromus arizonicus Beecher Crampton 1953-4-19 1114 Yolo City of Davis. Comment
  UCD36860  Bromus arizonicus Beecher Crampton 1956-4-19 3270 Yolo Yolo County, city of Davis. Comment
  UCD57696  Bromus arizonicus Beecher Crampton 1972-4-5 8781 Yolo Davis. College Park and Eureka Ave. Comment
  UCD58013  Bromus carinatus Gus H. Wendt 1915-4-17 s.n. Yolo Davis campus. 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
  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
  SD121712  Bromus catharticus Clarence R. Quick 1970-5-10 70 5 Yolo Levees and gardens of Nettie M. Pylman, Merritt Island near Clarksberg. Comment
  UCD21324  Bromus catharticus J. Shepard 2000-6-2 288 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 gravelly area of parking lot north of entrance road. 12 Comment
  UCD33559  Bromus catharticus Beecher Crampton 1970-3-9 8534 Yolo Yolo County, UC Davis, Dairy road. Comment
  UCD58324  Bromus catharticus D. A. Akana 1950-5-10 s.n. Yolo Davis. Campus. Comment
  UCD58391  Bromus catharticus Beecher Crampton 1962-4-18 6230 Yolo Davis. Southern Pacific R. R. Station. Comment
  UCD58405  Bromus catharticus Carl Schoner 1975-1-13 s.n. Yolo Esparto area. Comment
  UCD58413  Bromus catharticus P. Stern 1988-5-19 11 Yolo Davis. Between the Domes and Russell Park complex just W of UCD campus. Comment
  UCD81602  Bromus catharticus Collector Unknown 1950-6-1 s.n. Yolo Capay Valley, Bruhn Burn Plots. Comment
  UCD147281  Bromus diandrus Carol W. Witham 2003-4-7 903 Yolo DFG Tule Ranch vernal pools. Approximately 8 miles southeast of Davis. Southeast of the junctions of County Roads 38 and 105. 4 Comment
  UCD36840  Bromus diandrus Beecher Crampton 1956-3-19 3232 Yolo Yolo County, city of Davis, Southern Pacific Railroad Triangle. Comment
  UCD37799  Bromus diandrus Beecher Crampton 1962-4-10 6127 Yolo Yolo County, city of Davis, vacant lot on 6th Street. Comment
  UCD56713  Bromus diandrus Ellen Dean; M. Bibbo 2007-3-23 3406 Yolo Tuleyome Ireland Ranch. In inner coast range northwest of the City of Winters between Salt Creek and Enos Creek, just north of Wild Cow Mountain. SW portion of ranch. 649 Comment
  UCD58592  Bromus diandrus Beecher Crampton 1962-4-18 6226 Yolo Davis. Southern Pacific R. R. Station. Comment
  UCD59466  Bromus diandrus A. A. Beetle 1942-6-1 3733 Yolo Davis. Comment
  UCD59499  Bromus diandrus B. A. Madson 1925-4-20 s.n. Yolo Davis, vacant lot. Comment
Read comments Dec 18 2011
  UCD59501  Bromus diandrus Beecher Crampton 1965-5-4 7313 Yolo Davis. Comment
  UCD80907  Bromus diandrus Ellen Dean; F. Singh, L. Raber, C. Kraintz, R. Ghaffarzadeh 2009-4-1 5311 Yolo city of Woodland. Mavis Henson field property on the east side of County Road 102, just south of County Road 25. Property owned by city of Woodland. 9 Comment
  UCR119173  Bromus diandrus Beecher Crampton 1967-4-30 7843 Yolo Sacramento Valley, Davis 15 Comment
  CAS-BOT-BC155609  Bromus diandrus Ball; Bellue 1933-5-1 s.n. Yolo Unspecified. Comment
  UCD58529  Bromus diandrus M. Wiesendanger 1927-4-29 s.n. Yolo Woodland. Comment
  CAS-BOT-BC155288  Bromus hordeaceus P. F. Knowles 1941-1-1 s.n. Yolo Davis. Greenhouse. 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
  HSC101406  Bromus hordeaceus J. P. Smith 2011-4-27 13141 Yolo Along State Route 16 at its junction with County Road 8 93 Comment
  RSA696344  Bromus hordeaceus Lois Weston 1942-4-20 1123 Yolo Davis. Comment
  UCD21194  Bromus hordeaceus J. Shepard 2000-2-19 48 Yolo Yolo County Grasslands Park: East of Davis, from intersection of I-80 and Mace Blvd., 3.5 mi. south on Mace Blvd. (County Road 104), thence east along unpaved entrance road, found north of parking lot to north of entrance road. 12 Comment
  UCD58763  Bromus hordeaceus Beecher Crampton 1972-5-5 8805 Yolo Davis. College Park. 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
  SEINET240101 Image available Bromus hordeaceus subsp. molliformis Beecher Crampton 1962-5-5 T.O. 2799 Yolo CULTIVATED; UC Davis agronomy experimental area, plant introduction nursery, row G - 31. Comment
  SEINET242437 Image available Bromus inermis Beecher Crampton 1961-5-29 T.O. 2418 Yolo UC Davis agronomy experimental area, plant introduction nursery, row D-111. Comment
  UCD59348  Bromus laevipes Ellen Dean; Kate Mawdsley 2007-5-11 3772 Yolo Tuleyome Ireland Ranch. In inner coast range, northwest of the City of Winters, between Salt Creek and Enos Creek, just north of Wild Cow Mountain. Northeastern part of ranch. 472 Comment
  CAS-BOT-BC162383  Bromus lanatipes P. F. Knowles 1941-1-1 s.n. Yolo Davis. Comment
  UCD39898  Bromus macrostachys Beecher Crampton 1967-6-23 s.n. Yolo UC Davis Campus, Genetics Experimental Area, lathouse around benches; origin from T.O. 4281. Comment
  CAS-BOT-BC162369  Bromus madritensis P. B. Kennedy 1915-6-1 s.n. Yolo Davis. Comment
  SACT000589  Bromus mollis Lester Varozza 1960-4-24 Yolo 11 miles southwest of Davis; valley grasslands Comment
  UCD59275  Bromus racemosus M. Wiesendanger 1927-4-29 605 Yolo Davis. Comment
  UCD59567  Bromus rubens E. G. Cakin 1947-3-27 s.n. Yolo Davis. Comment
  UCD59282  Bromus sitchensis Beecher Crampton 1967-5-19 7950 Yolo Davis, along B St. between 3rd and 4th. Comment
  SBBG115785  Bromus sterilis B. Crampton 1964-4-7 6918 Yolo Davis, Southern Pacific Railroad Comment
  UCD36844  Bromus sterilis Beecher Crampton 1956-4-2 3239 Yolo Yolo County, city of Davis, Southern Pacific Railroad Triangle. Comment
  UCD59694  Bromus sterilis Beecher Crampton 1956-4-2 3239 Yolo Weedy in Southern Pacific Triangle. Comment
  UCD73106  Bromus sterilis Ellen Dean; Susan Xhang, Christa Lindsey, Chris Mosser 2008-5-3 4897 Yolo Audubon Bobcat Ranch, lands to the north of Hwy 128 on north side of Putah Creek, downstream of Monticello Dam. Along Bray Creek. 88 Comment
  SEINET9331103  Bromus sterilis Unknown 1956-3-19 3233 Yolo Yolo Comment
  SEINET241291 Image available Bromus trinii Beecher Crampton 1961-9-30 T.O. 2483 Yolo UC Davis agronomy experimental area, plant introduction nursery, row 20. Comment
  SEINET7992307  Buddleja scordioides T. R. Van Devender 2004-8-2 2004 -757 Yolo Davis Mountains, N of the Davis Mountain. 6.5 km S of Kent on TEX 118 Comment
  SDSU972  Calamagrostis bolanderi T. Cass 1974-10-21 1208 Yolo Project No.: 74-692 Comment
  UCD21350  Calandrinia ciliata J. Shepard 2001-2-16 362 Yolo Yolo County Grasslands Park: East of Davis, from intersection of I-80 and Mace Blvd., 3.5 mi. south on Mace Blvd. (County Road 104), thence east along unpaved entrance road. North of parking lot on the north side, in archery range. 12 Comment
  CAS-BOT-BC438636  Calandrinia ciliata R. H. Miller 1949-4-16 30 Yolo University Farm, Davis Comment
  CAS-BOT-BC438638  Calandrinia ciliata W. D. Hamilton 1946-3-15 s.n. Yolo Davis Comment
  HSC83329  Calandrinia ciliata Patricia Kirchgatter 1975-4-12 1 Yolo Intersection of Rd. 113 and Russell Boulevard 14 Comment
  SEINET5726742 Image available Calandrinia ciliata Sidki Sadik 1960-1 1 Yolo ca. 0.25 mile north of airport, University of California; Davis 18 Comment
  UCD41006  Callitriche marginata Carol W. Witham 2003-4-11 936 Yolo DFG Tule Ranch vernal pools. Approximately 8 miles southeast of Davis. Southeast of the junctions of County Roads 38 and 105. 4 Comment
  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
  UCD73611  Callitriche marginata Ellen Dean; Elizabeth Goebel 2008-4-7 4739 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
  SEINET3863092 Image available Callitris rhomboidea H. Fong 1972-8-2 s.n. Yolo D-2-UCD.; 0 Comment
  RSA233007  Calochortus tolmiei D. A. Young 1969-5-4 P 356 Yolo 2.5 miles northwest of Woodland, along Highway 16 south of Madison 274 Comment
  UCD41155  Calycadenia N. Nicola 2002-6-19 235 Yolo Eastern foothills of inner north coast range, Capay Valley. Just north of Rumsey, Rd. 41, Lowrey Ranch. Comment
  CAS-BOT-BC270869  Calycadenia pauciflora Roxana Stichfield 1916-7-1 368 Yolo [D'Ayly?] Sheep Ranch, above Buckeye Creek Comment
  CAS-BOT-BC270865  Calycadenia pauciflora Gerald D. Carr 1971-9-28 676 Yolo 7.5 miles SW of Brooks, 1.5 miles N of Berryessa Peak, 300 yards E of road 640 Comment
  RSA255583  Calycadenia pauciflora Gerald D. Carr 1971-9-16 661 Yolo 4.2 miles SW of Guinda on Road 53. 495 Comment
  RSA255586  Calycadenia pauciflora Gerald D. Carr 1971-9-28 676 Yolo 7.5 miles SW of Brooks, 1.5 miles north of Berryessa Peak, 300 yards east of road 640 Comment
  UC1876640  Calycadenia pauciflora Gerald D. Carr 1971-9-28 676 Yolo 7.5 mi SW of Brooks, 1.5 mi N of Berryessa Peak. 300 yards E of road. 640 Comment
  UCD129896  Calycadenia pauciflora Gerald D. Carr 1971-9-15 659 Yolo 3.0 miles east of Lake County line on Rieff-Rayhouse Road. Comment
  UCD137804  Calycanthus occidentalis E. M. Gifford; V. I. Cheadle 1951-6-4 s.n. Yolo Putah Creek, Davis. Comment
  RSA97983  Calycanthus occidentalis E. M. Gifford, Vernon Cheadle 1951-6-4 s.n. Yolo Putah Creek, Davis. Comment
  UCR244758  Calystegia occidentalis subsp. occidentalis Jean V. Shepard 2011-8-20 853 Yolo NE of Woodland, from intersection of county roads 102 & 16, east on road 16 to T. Right on Rd 16A around Gray's Bend about 2 miles to private dirt road on left. Site is just east of Sutter Co. line. 14 Comment
  UCD13305  Calystegia purpurata Bill Chally 1989-6-2 24 Yolo Yolo CO. T8N, R2W, Sec 29, SE 1/4. Stebbins Reserve. Elevation 440 feet. 134 Comment
  UCD168499  Camissoniopsis intermedia Ellen Dean; C. Thomsen and M. Hoshovsky 2017-3-29 9290 Yolo Audubon Bobcat Ranch, west side of ranch, north of Hwy 128, near western property boundary. Top of rock outcrops above Hwy 128 and Bray Canyon north of transmission power lines tower. Area has burned three times in the last three years. 241 Comment
  CDA22250  Cannabis sativa M. K. Bellue 1933-9-1 Yolo 0 Comment
  UCR237641  Capsella bursa-pastoris George K. Helmkamp, E. A. Helmkamp 2012-3-9 18613 Yolo Sacramento Valley, County Road 16, 2.1 miles east of its junction with County Road 102; at the area where the road turns sharply north, c. 4 miles NE of Woodland 17 Comment
  CAS-BOT-BC37055  Capsella bursa-pastoris Oakley Shields 1970-3-19 66 Yolo Thompson Canyon, 1 mile northeast of Monticello, Vaca Mountains, west of Winters. Comment
  CDA3670  Capsella bursa-pastoris T. C. Fuller 1962-3-27 7894 Yolo Road to Davis, 3 miles east of Winters. 0 Comment
  UCD114116  Capsella bursa-pastoris F. H. Bolster 1912-4-9 s.n. Yolo Davis. Comment
  UCD114160  Capsella bursa-pastoris M. R. Wanzer 1948-5-15 22 Yolo just south of judging pavilion, University of California, Davis campus. Comment
  UCD167843  Capsicum Paul G. Smith 1959-1 SA 393 Yolo University of California at Davis. Department of Vegetable Crops (Truck Crops) greenhouse. Origin of seed: in brush near village of Quincemil, Department Cuzco, Peru. Comment
  UCD167656  Capsicum frutescens Paul G. Smith 1959-1 SA 218 Yolo University of California at Davis. Department of Vegetable Crops (Truck Crops) greenhouse. Planted from seed collected in a market in Belo Horizonte, Brazil. Said to come from Santa Luzia, Minas Gerais. Probably wild type. Comment
  UCD167657  Capsicum frutescens Paul G. Smith 1959-1 SA 59 Yolo University of California at Davis. Department of Vegetable Crops (Truck Crops) greenhouse. Planted from seed collected in a market in Honda, Colombia. Said to be wild. Comment
  SEINET11241619  Cardamine B. Crampton 1998-5-18 10361 Yolo Ca 2.5 miles N of Davis, along County Road 29, just W of its junction with County Road 101A. Comment
  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
  CDA36934  Carduus pycnocephalus CDFA Staff s.n. Yolo Rominger Prop., north of County Road 19, east of County Road 92C, west of County Road 94B. 0 Comment
  UCD73806  Carduus pycnocephalus Ellen Dean 2008-11-19 s. n. Yolo Putah Creek. Near Winters. Comment
  UCD85576  Carduus pycnocephalus Alan P. Godlewski 1974-5-5 s.n. Yolo Growing near Putah Creek approximately 5 miles West of Winters. Comment
  UC823144  Carex barbarae Joseph Andorfer Ewan 1934-3-18 8690 Yolo 6 mi above Winters (Putah Creek) Comment
  UCD131687  Carex divulsa subsp. divulsa Sally Barrett 2013-4-24 s.n. Yolo Western outskirts of the City of Woodland. Garden of residence at 32567 County Road 20, just west of the Cache Creek Nature Preserve. 36 Comment
  UCD141593  Carex nudata Ellen Dean; A. Ayalon 2013-5-16 7764 Yolo Along Putah Creek, west of Old Davis Rd., east of Railroad overpass. UC Davis Putah Creek Reserve. In plot DRR 2E of Putah Creek vegetation survey. 15 Comment
  HSC79004  Carex praegracilis A. C. Sanders 1984-6-18 5067 Yolo Sacramento Bypass near Bryte, just NW of Sacramento, bed of the bypass 1 mi. W of the Sacramento River 5 Comment
  UCR37037  Carex praegracilis A. C. Sanders 1984-6-18 5067 Yolo Sacramento Valley, Sacramento Bypass near Bryte, just NW of Sacramento, bed of the bypass 1 mi west of the Sacramento River 5 Comment
  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
  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
  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
  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
  JEPS42531  Castilleja applegatei subsp. martinii G. L. Stebbins Jr. 1966-2-22 6306 Yolo s slope Glasscock Mountain (n side of Cache Creek Canyon); Cache Creek Canyon 457 Comment
  RSA654129  Castilleja applegatei subsp. martinii Beecher Crampton 1953-2-26 985 Yolo 5 miles west of city of Winters, Monticello Road, Putah Canyon. Comment
  UCD81047  Castilleja applegatei subsp. martinii Agnieszka Zalicka; with PLB 102 class 2009-4-26 6 Yolo Audubon Bobcat Ranch, lands to the north of Hwy 128 on north side of Putah Creek, downstream of Monticello Dam. Middle reaches of Bray Canyon on west side of creek. 120 Comment
  UCD122275  Castilleja applegatei subsp. martinii R. W. Cleveland 1951-2-23 8 Yolo Cache Creek Canyon, 3.5 miles northwest of Rumsey. Comment
  UCR206548  Castilleja applegatei subsp. pinetorum George K. Helmkamp, E. A. Helmkamp 2009-3-17 14403 Yolo Inner North Coast Ranges Foothills, along CA-20 and Cache Creek, 4.3 miles southeast of the Colusa County line 159 Comment
  UCD73735  Castilleja attenuata Ayzik Solomeshch 2004-5-28 s. n. Yolo Audubon Bobcat Ranch, west of the city of Winters. Southeastern corner of ranch. 83 Comment
  UCD122326  Castilleja attenuata Fleur Ng'weno 1989-5-7 DQ 39 Yolo D-Q University County Road 31, 9 mi. west of Davis city center. 30 Comment
  UCD122411  Castilleja exserta J. D. Skoss 1948-6-6 27 Yolo Putah Canyon, 2 miles below Yolo-Napa county line. Comment
  HSC81998  Castilleja exserta subsp. exserta Thomas W. Nelson, Jane P. Nelson 1980-4-27 5113 Yolo Along SR 16, 100 m E of bridge over Cache Creek, 4.2 mi. from county line 152 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
  HSC83324  Castilleja exserta subsp. exserta Robert E. Sholars 1975-5-6 26 Yolo N side of Putah Creek, 3/4 mi. W of Southern Pacific Railroad bridge, Winters Comment
  UCD19503  Castilleja exserta subsp. exserta Terry Reedy 1974-4-6 72 Yolo 2.5 mi. west of Winters on Highway 128, beside road. 45 Comment
  JEPS88822  Castilleja foliolosa T. I. Chuang and F. M. Chuang 1991-6-23 7836 Yolo 3 mi s Colusa and Yolo county line (on Highway 16) Comment
  UCD122490  Castilleja foliolosa Joseph M. DiTomaso 1976-4-9 395 Yolo Below Monticello Dam at Lake Berryessa, south facing slope above Putah Creek. 134 Comment
  UCD20786  Castilleja foliolosa N. Nicola 2001-2-16 002 Yolo Eastern foothills of inner North coast range, Capay Valley, 0.9 miles as the crow flies N. of Rumsey; Lowrey Ranch. Comment
  HSC20873  Castilleja lineariloba M. Dole 1963-4-9 19 Yolo 2 mi. W of Zamora on Rd. 15 Comment
  UCR219514  Caulanthus lasiophyllus Jean V. Shepard 2000-3-24 091 Yolo Sacramento Valley, Yolo County Grasslands Park, east of Davis, 4 mi south on Mace Blvd. (Co. Road 104) from intersection of Hwy I-80 and Mace Blvd., 0.1 mi east along unpaved entrance road 12 Comment
  CAS-BOT-BC49335  Ceanothus cuneatus Ella Dales Cantelow 1940-3-9 4290 Yolo Putah Creek Canyon near Red Bud Park Comment
  SACT002916  Ceanothus cuneatus John Willoughby 1977-3-16 Yolo Collected just west of junction of State HIghway 128 and Pleasants Valley Road, riparian woodland. Comment
  UCD56733  Ceanothus cuneatus Ellen Dean; M. Bibbo 2007-3-23 3425 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
  RSA0054820  Ceanothus cuneatus Lois Weston 1942-4-24 1168 Yolo Putah can. Comment
  UC338009  Ceanothus cuneatus var. cuneatus Lemmon 1891-5-28 Yolo Capay Valley Comment
  HSC90044  Ceanothus integerrimus Andrew Enberg, Brad Penkala, Dan Scofield 1990-4-23 55 Yolo 2 mi N of Rumsey 213 Comment
  UC912400  Ceanothus integerrimus Ethel Crum 1938-5-7 1999 Yolo Cache Creek canyon Inner North Coast Ranges (4 mi n of Rumsey.) 152 Comment
  CHSC83129  Ceanothus maritimus Andrew T. Leiser 1979-3-22 Yolo B6, R32, P37, UCD. Comment
  SBBG50600  Ceanothus oliganthus var. sorediatus R. D. Deragisch 1969-4-20 6 Yolo 5St, Hwy 16, 5.3 mi S of Colusa County line Comment
  UCD112507  Ceanothus parryi M. R. Wanzer 1948-5-11 20 Yolo Near Putah Creek, south of Truck Crops Building, University of California campus, Davis. Comment
  OBI77867  Celtis douglasii H. E. McMinn 1940-7-1 140 Yolo Davis Comment
  UCD32917  Cenchrus longispinus Beecher Crampton 1965-7-7 7439 Yolo Yolo County, 7.4 miles west of Winters, Hwy. 128, Putah Creek Canyon. Comment
  UCD57828  Cenchrus longispinus Beecher Crampton 1968-9-6 8341 Yolo Vaca Mtns., Putah Creek Canyon, State Hwy. 128, 7.9 miles west of Winters. Comment
  CAS-BOT-BC276975  Centaurea calcitrapa E. D. Tompkins 1968-4-21 s.n. Yolo H. Willis Tompkins prop., Co. Rd. 57 & Hwy 16, Guinda Comment
  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
  UCD18492  Centaurea cyanus C. P. Pease 1995-6-2 s.n. Yolo city of Davis, east side of UCD campus, Experimental College gardens. 16 Comment
  UCD81043  Centaurea melitensis Agnieszka Zalicka; with PLB 102 class 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. On a southeast-facing slope on the west side of Bray Canyon. 57 Comment
  UCD130065  Centaurea melitensis W. T. P. 1916-9-1 s.n. Yolo barley field near Davis. Comment
  RSA657108  Centaurea repens Beecher Crampton 1956-7-13 3718 B Yolo Harbor Blvd. and Deluth St., 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
  UCD160175  Centaurea solstitialis Leonardo Tuchman 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
  UCR237588  Centaurea solstitialis George K. Helmkamp, E. A. Helmkamp 2012-3-9 18604 Yolo Sacramento Valley, East Main Street (Co. Rd. 22), Woodland (parallel to I-5), 0.4 mile west of the Sacramento River 7 Comment
  CAS-BOT-BC284494  Centaurea solstitialis M. P. Bellue 1931-9-4 1 Yolo Near Davis Comment
  CDA37728  Centaurea solstitialis R. Breckenridge/K. Filippini 2009-7-25 s.n. Yolo Brooks. 0 Comment
  NY444436  Centaurea solstitialis R. H. Miller 1117 Yolo Comment
  RSA273247  Centaurea solstitialis Glenn A. Gorelick 1965-10-3 s.n. Yolo Davis 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
  CAS-BOT-BC288507  Centromadia fitchii Roxana Stinchfield 1916-6-25 341 Yolo Mouth of Buckeye Creek Comment
  SBBG8415  Centromadia fitchii J. M. Tucker 1941-9-20 390 Yolo above Putah Crk, E side of Vaca Range Comment
  UCD73710  Centromadia fitchii Ayzik Solomeshch 2004-6-16 s. n. Yolo Audubon Bobcat Ranch, west of the city of Winters. Southeastern corner of ranch. 83 Comment
  UCD81541  Centromadia fitchii W. W. Robbins; W. D. Norton 1927-10-1 822 Yolo West of Davis. Comment
  UCD81542  Centromadia fitchii W. W. Robbins; W. D. Norton 1927-10-1 822 Yolo West of Davis. Comment
  CAS-BOT-BC279106  Centromadia parryi subsp. rudis H. M. Hall 1930-9-25 12892 Yolo Six miles south of Woodland on highway between Davis and Woodland Comment
  JEPS81968  Centromadia parryi subsp. rudis Rimo Bacigalupi, L. R. Heckard, and C. L. Custer 1965-10-4 9120 Yolo 1.8 mi ene (measured from US 99W) Woodland (fields adjacent to air strip (landing field) and sewage disposal (treatment) plant) 10 Comment
  SFV12381  Centromadia parryi subsp. rudis D. L. Koutnik, J. Sowell 1978-10-27 568 Yolo Putah Creek, east of County Road 106 and west of Yolo Causeway. 6 Comment
  UC197505  Centromadia parryi subsp. rudis H. M. Hall 1916-8-10 10278 Yolo Woodland Sacramento Valley, Woodland Comment
  UCD130151  Centromadia parryi subsp. rudis Daryl Koutnik; John Sowell 1978-10-27 568 Yolo Putah Creek, east of county road 106 and west of Yolo Causeway. 6 Comment
  UCD130593  Centromadia parryi subsp. rudis Ellen Dean 2012-11-15 7520 Yolo Yolo County Grasslands Regional Park. Northwest corner of park in vernal swale SE of intersection of County Roads 104 and 34. 10 Comment
  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
  UCD23238  Centromadia pungens Tom Kearney 1973-3-12 s.n. Yolo West side of Sacramento River, about 5 miles north of Knights Landing. Comment
  UCD33819  Centromadia pungens Beecher Crampton 1973-6-22 8965 Yolo 3 miles S.E. of Woodland (in direct line), county roads 25 and 103. Comment
  CAS-BOT-BC279413  Centromadia pungens subsp. pungens David D. Keck 1932-7-7 1731 Yolo About 6 mi. S. of Woodland, (3 mi. N. of intersection with Sacramento road) 30 Comment
  CAS-BOT-BC279405  Centromadia pungens subsp. pungens Beecher Crampton 1978-9-13 9665 Yolo Ca. 3 miles east of Woodland along Hwy. 16, 1 mile east of its junction with county road 102 Comment
  CDA29869  Cephalanthus occidentalis M. K. Beyers 2009-7-18 174 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
  UCD121533  Cephalanthus occidentalis Beecher Crampton 1977-10-8 9541 Yolo Putah Creek Canyon, Vaca Mtns. 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
  UCD37285  Cephalanthus occidentalis Beecher Crampton 1958-11-6 5137 Yolo Yolo County, 6 miles west of city of Winters, Vaca Mountains, along Putah Creek. Comment
  UCSB62932  Cephalanthus occidentalis Sarr, Dan 1995-7-26 Yolo No data 30 Comment
  CHSC101552  Cephalanthus occidentalis var. californicus G. F. Hrusa 2007-7-22 17074 Yolo On shoreline in sandy intertidal area at Yolo County Boat Launch, W side Sacramento River, +/- 1 mile N of Hood (Sacramento Co.). 3 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
  HSC4102  Cerastium glomeratum M. Dole 1963-4-10 27 Yolo 3 mi. N of Hwy. 16 on Elkhorn Rd. Comment
  CAS-BOT-BC207652  Cercis occidentalis P. B. Kennedy 1920-5-27 s.n. Yolo Putah Creek Canyon 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
  CDA29539  Cercis occidentalis M. K. Beyers 2009-7-18 170 Yolo Putah Creek; along trail leading from a pull-off on Highway 128 towards creek, downstream from the Monticello Dam. Adjacent to the small island (AKA Coyote-tooth Island) that forks Putah Creek. 0 Comment
  CDA30819  Cercis occidentalis M. Beyers 2010-4-3 338 Yolo Roadside along Highway 128, adjacent to Putah Creek Public Fishing Access #2. 54 Comment
  JEPS64778  Cercis occidentalis W. L. Jepson 1924-5-8 10410 Yolo Devil's Gate Putah Pass, Putah Creek (banks of creek) Comment
  RSA801720  Cercis occidentalis Lois Weston 1942-4-24 1138 Yolo Putah Canyon. Comment
  SD237420  Cercis occidentalis G. K. Helmkamp, E. A. Helmkamp 2009-5-20 14729 Yolo Inner Coast Range: west side of Cache Creek along CA-16, 5.5 miles southeast of Colusa County line. 177 Comment
  UCD105650  Cercis occidentalis James A. Neilson Jr. 1962-11-6 s.n. Yolo 100 yards below Monticello Dam, near edge of State Highway 128. Comment
  UCD13318  Cercis occidentalis Bill Chally 1989-5-28 13 Yolo Yolo Co. Stebbins Reserve, W of Winters, along hwy 128. T8N, R2W, Sect. 29, SE 1/4. Elev. 440 ft. 134 Comment
  UCSB25090  Cercis occidentalis Masero, Ann 1967-2-12 Yolo On west side of Highway 16; 4.1 miles south of Bear Creek; in inner North Coastal Ranges 518 Comment
  SEINET197744  Cercocarpus betuloides Amelie Blyth 1952-4-6 Yolo Bank of Putah Creek about 5 miles west of Winters on highway between Winters and Monticello Comment
  UCD168412  Cercocarpus betuloides Ellen Dean; M. Hoshovsky 2017-4-18 9321 Yolo Audubon Bobcat Ranch. Lands to the north of Hwy 128. Eastern portion of ranch north of ranch headquarters in a canyon to the south of Rattlesnake Rock. Area has burned three times in the past three years. 179 Comment
  UCD72485  Ceropegia Roman Gankin 1962-1 s.n. Yolo Comment
  CAS-BOT-BC284546  Chaenactis glabriuscula var. heterocarpha Annetta Carter 1938-5-7 1364 Yolo Cache Creek Canyon, 3.6 miles norht of Rumsey, Innner North Coast Range 213 Comment
  POM256527  Chaenactis glabriuscula var. heterocarpha Annetta Carter 1938-5-7 1364 Yolo Cache Creek Canyon, 3.6 miles N of Rumsey, Inner N Coast Range 213 Comment
  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
  UCD169005  Chaenactis glabriuscula var. heterocarpha Ellen Dean; Dash Weidhofer and Audubon trip participants 2017-4-1 9306 Yolo Audubon Bobcat Ranch. Lands north of Hwy 128 and Putah Creek west of town of Winters. Area burned three times in the past three years. Central part of ranch. Ridge extending south from undeveloped road west of headquarters. Above stockpond. 137 Comment
  CDA4793  Chamaesyce maculata N. V. Wetering 1961-8-16 Yolo West Sacramento. 0 Comment
  UC735734  Chenopodium album Chas. Heiser 1947-7-9 1949 Yolo campus Davis 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
  CAS-BOT-BC230033  Chenopodium album Beecher Crampton 1958-11-10 5138 Yolo UC Davis Campus, Pomology Comment
  UCD97754  Chenopodium album Beecher Crampton 1977-8-22 9521 Yolo Davis. Comment
  UCD97760  Chenopodium album Chas. Heiser 1947-7-9 1949 Yolo On campus, Davis. Comment
  CDA3062  Chenopodium ambrosioides var. ambrosioides M. S. Bergseng 1958-11-4 1498 A Yolo Sacramento River bank, Tower Bridge Marina, Broderick. 0 Comment
  UCD55176  Chenopodium berlandieri Joe DiTomaso 2006-9-6 s.n. Yolo UC Davis campus, southwest corner of Plant and Environmental Sciences building in the Vinca minor garden. Comment
  UCD98310  Chenopodium murale A. S. Crafts 1926-7-8 427 Yolo University Farm Campus, Davis. Comment
  UCD63137  Chenopodium murale A. M. Shapiro 2007-8-30 s.n. Yolo California. Yolo County: UC Davis campus. Comment
  UCD98315  Chenopodium murale P. B. Kennedy 1914-7-1 s.n. Yolo Farm, Davis. Comment
  UCD21524  Chenopodium rubrum A. M. Shapiro 2002-10-17 s.n. Yolo West Sacramento, 0.5 miles west of Harbor Blvd. Comment
  UCD98366  Chenopodium rubrum A. M. Shapiro 1994-10-24 s.n. Yolo West Sacramento, E. Levee Yolo Bypass. Comment
  CAS-BOT-BC184890  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
  UCD34699  Chloris virgata Beecher Crampton 1988-9-6 10143 Yolo Yolo County, along road 98 just north of jct. with road 25A. Comment
  UCD36777  Chloris virgata Beecher Crampton 1955-8-23 3140 Yolo Yolo County, 3 miles north of city of Davis, along U.S. Highway 99W. Comment
  UCD57949  Chloris virgata A. M Shapiro 1996-7-4 s.n. Yolo Northern California, approximately 2 miles north of Davis, opposite end of F Street, Road 29. Comment
  UCD59682  Chloris virgata Beecher Crampton 1969-10-2 8517 Yolo ca. 7.5 miles west Davis; County Road 31 just west of its junction with County Road 95. Comment
  UCD138437  Chlorogalum pomeridianum R. Tofsrud 1950 (?) s.n. Yolo North of Rumsey. Comment
  UCD18245  Chloropyron palmatum E. A. Dean; A. Efstratis, K. Mawdsley, T. and M. Starbuck 1998-5-8 452 Yolo SE side of city of Woodland, SE of junction of roads 102 and 25, south side of road 25, in county park, NE of old rodeo stables, along dirt road, southeast corner of manmade pond. Comment
  UCD35247  Chloropyron palmatum Beecher Crampton 1952-11-4 909 Yolo about 1.5 miles east of Woodland. Comment
  UCD170328  Chloropyron palmatum Beecher Crampton 1978-6-26 9606 Yolo 4 miles S.E. of Woodland. Comment
  UCD170329  Chloropyron palmatum Beecher Crampton 1978-6-26 9606 Yolo 4 miles S.E. of Woodland. Comment
  UCD33532  Chorispora tenella Beecher Crampton 1969-5-12 8444 Yolo Yolo County, Woodland at Cross street and the Southern Pacific railroad. Comment
  UCD99781  Chorizanthe membranacea Jack Maze 1963-4-27 21 Yolo ca. 2 miles east of Recreation beach, State Highway 128. Comment
  UCD130482  Cichorium intybus S. C. Hanson 1949-5-15 22 Yolo Yolo Bypass, 2 miles southwest of Sacramento. Comment
  SEINET8194558 Image available Cinnamomum camphora Houston B. Couch 1953-5-6 26 Yolo Cultivated on University of California campus, Davis Comment
  UC494270  Cirsium occidentale var. venustum Tracy J. Storer 1912-7-1 Yolo Rumsey Comment
  UCD20577  Cirsium occidentale var. venustum E. Dean; with M. Bibbo 2002-7-5 1118 Yolo East of McLaughlin UC Reserve and Davis resevoir. West of Cache Creek drainage. Along Rayhouse Road 3.4 road miles E of jct with road to Soda Springs and gate into McLaughlin reserve. 640 Comment
  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
  UCD160197  Clarkia affinis Taylor Blevins 2015-4-12 1 Yolo Audubon Bobcat Ranch. North side of Hwy 128, west of Winters. Southeast corner of ranch, west and uphill of ranch house headquarters. 188 Comment
  UCD23194  Clarkia affinis A. Solomeshch 2002-4-30 s.n. Yolo Glide Ranch. 2.5 miles SSE from intersection of Rd 105 and Rd 38. Comment
  UCD34439  Clarkia affinis Beecher Crampton 1983-5-23 9871 Yolo 2 miles W of Winters. Comment
  UCD13338  Clarkia concinna Bill Chally 1989-5-6 16 Yolo Stebbins Reserve. 134 Comment
  CHSC74995  Clarkia concinna subsp. concinna E. D. Appenzeller 1995-5-28 18 Yolo West of city of Winters; off hwy 128 near Stebbins Cold Canyon. Comment
  POM32011  Clarkia concinna subsp. concinna C. F. Baker 1903-5-8 2982 Yolo Cache Creek canyon Comment
  UCD73665  Clarkia gracilis Ayzik Solomeshch 2005-4-10 s. n. Yolo Audubon Bobcat Ranch, northwest of the city of Winters. Northeastern part of ranch, Maxwell Flat area, accessed by private road that is at the end of Moody Slough Rd. 71 Comment
  UCD73703  Clarkia gracilis Ayzik Solomeshch 2004-4-28 s. n. Yolo Audubon Bobcat Ranch, west of the city of Winters. Southeastern corner of ranch. 83 Comment
  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
  CAS-BOT-BC172569  Clarkia purpurea subsp. purpurea A. A. Heller 1902-5-21 5576 Yolo Near Madison Comment
  HSC62911  Clarkia purpurea subsp. quadrivulnera J. M. DiTomaso 1979-5-12 984 Yolo 3.9 mi. E of Yolo-Colusa County line on Rd. 128, below Lake Berryessa 76 Comment
  UCD105031  Clarkia unguiculata H. A. Borthwick 1925-5-5 1850 Yolo Putah Canyon. Comment
  SEINET205183  Claytonia exigua subsp. exigua R. Y. Berg 1964-3-14 8018 Yolo N facing slope S of bridge; State Hwy 16 ca 2.5 mi NW of Rumsey Comment
  UCD72424  Claytonia parviflora Ellen Dean 2008-4-25 4852 Yolo Tuleyome Ireland Ranch, central part of ranch along path that has been cut through chaparral to access southwestern portion of ranch. 620 Comment
  UCD149325  Claytonia perfoliata Collector Unknown 1925-2-21 s.n. Yolo City of Davis. 15 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
  UCD21213  Claytonia perfoliata J. Shepard 2000-3-18 79 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
  UCD21354  Claytonia perfoliata J. Shepard 2001-2-25 382 Yolo Yolo County Grasslands Park: East of Davis, from intersection of I-80 and Mace Blvd., 4.0 mi. south on Mace Blvd. (County Road 104), thence east along County Road 36. In the southeast corner of the park, bounded by DOD fence and County Road 36. 12 Comment
  UCD21365  Claytonia perfoliata J. Shepard 2001-3-16 401 Yolo Yolo County Grasslands Park: East of Davis, from intersection of I-80 and Mace Blvd., 3.5 mi. south on Mace Blvd. (County Road 104), thence east along unpaved entrance road, thence south on track toward County Road 36. About 20 yards before reaching fence at County Road 36, east. 12 Comment
  SEINET5727678 Image available Claytonia perfoliata Diane de Polo 1964-1 5 Yolo Cache Creek canyon, ca. 2.5 miles northwest of Rumsey.; Rumsey Comment
  UCD100834  Claytonia perfoliata J. M. Tucker 1951-2-14 2025 Yolo south of Agricultural Engineering Machinery Yard, University of California campus, Davis. Comment
  UCD146829  Claytonia perfoliata subsp. perfoliata Carol W. Witham 2003-4-11 956 Yolo DFG Tule Ranch vernal pools. Approximately 8 miles southeast of Davis. Southeast of the junctions of County Roads 38 and 105. 4 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
  CHSC57496  Clematis lasiantha Steven Triano 1987-4-13 41 Yolo Ca. 37 mi nw of Woodland, ca. 30 ft e of Hwy 16. 167 Comment
  UCR141659  Clematis lasiantha Katherine Esau 1933-5-24 s.n. Yolo Coast Range, Putah Canyon [Solano Co.?] Comment
  UC917249  Clematis ligusticifolia J. D. Skoss 1948-8-12 74 Yolo bank of Putah Creek Davis (U.C. California campus); , U.C. California campus Comment
  UCD35816  Clematis ligusticifolia B. Crampton 1962-8-27 6643 Yolo 4.6 miles s.e. of Knight's Landing, along the Sacramento River. Comment
  UCD170945  Cleome gynandra 2018-6-19 s.n. Yolo University of California, Davis. Agricultural fields to the south of Hutchison Drive to the west of Hwy 113 and the east of the airport. Old Vegetable Crops Field Headquarters area. 18 Comment
  UCD123571  Collinsia heterophylla J. D. Clark 1995-5-27 1 Yolo along Mix Canyon Road, approximately 1/2 mile from intersection with Pleasant Valley Road in Winters. 45 Comment
  UCD73250  Collinsia heterophylla Ellen Dean; Susan Xhang, Christa Lindsey, Chris Mosser 2008-4-17 4831 Yolo Audubon Bobcat Ranch, lands to the north of Hwy 128 on north side of Putah Creek, downstream of Monticello Dam. 77 Comment
  UCD20795  Collinsia sparsiflora N. Nicola; C. Kremen 2001-3-16 11 Yolo Eastern foothills of inner north coast range, Capay Valley, 0.9 miles as the crow flies N. of Rumsey; Lowrey Ranch. Comment
  UCD19171  Collinsia sparsiflora A. M. Shapiro 1988-3-21 s.n. Yolo Willow slough bypass. Comment
  UCD41169  Consolida regalis K. Arhangelsky 2002-5-9 208 Yolo Eastern foothills of inner north coast range, Capay Valley. North of Guinda, Rd 43 off Hwy 16; Fullbelly Farm. Comment
  CAS-BOT-BC216008  Convolvulus C. R. Quick 1974-7-21 74 -2 Yolo East levee of Elk Slough, west side of levee-top road (Road 144), south of Road 142, Merritt Island, about 20 mile SSW of Sacramento Comment
  SD257249  Convolvulus arvensis George K. Helmkamp, Mary Alice Barnes 2013-5-8 20519 Yolo Southern Sacramento Valley: Yolo Bypass Wildlife Area, 0.9 mile southeast of the junction of Chiles Road and I-80, between Sacramento and Davis. 13 Comment
  UCD126207  Convolvulus arvensis M. Ramos 1996-5-25 24 Yolo north side of Davis. 12 Comment
  UCD126188  Convolvulus arvensis M. P. Bellue 1931-9-4 s.n. Yolo Davis. Comment
  UCD14943  Convolvulus arvensis F. Takeda 1977-4-24 45 Yolo California, Yolo Co.; 4.4 miles east of Winters on County Road 32, on untilled land adjacent to an almond orchard; 33 Comment
  RSA420750  Cordylanthus palmatus Robert Gustafson 1985-6-15 3180 Yolo Jct of Road 25 and 103, SE of Woodland (private wildlife sanctuary) Comment
  SEINET3101772  Cordylanthus palmatus Beecher Crampton 1978-1 Yolo Comment
  UCR198032  Cordylanthus pilosus Arthur M. Shapiro 1994-9-7 s.n. Yolo West Sacramento, along jeep trail north of RR embankment, near east levee of Yolo Bypass Comment
  UCD123096  Cordylanthus rigidus subsp. rigidus A. M. Shapiro 1994-9-7 s.n. Yolo West Sacramento; along jeep trail N of RR embankment, near E levee of Yolo bypass. Comment
  UCD13420  Coreopsis rosea K. Meares 1996-10-8 025 Yolo City of Davis, northern part. Next to the North Davis Pond. 15 Comment
  UCD127340  Coriandrum sativum Maghetti 1914-7-1 s.n. Yolo Fenugreek plots, Davis Farm. Comment
  CAS-BOT-BC209748  Cornus glabrata Clarence Quick 1970-5-4 70 -01 Yolo Merritt Island near Clarksburg Comment
  CAS-BOT-BC474756  Cornus glabrata Ellen Dean; K. MacMillen 2013-8-9 7942 Yolo Downstream of Monticello Dam along Hwy 128, N side of Putah Creek in Putah Creek Vegetation Survey Plot 1NT4B 45 Comment
  RSA696101  Cornus glabrata Keith E. Hoffmaster 1939-4-26 939 Yolo Putah Canyon. Comment
  SEINET892931  Coronilla emerus B. J. McCaskill 1954-1 222 Yolo In yard at 709 7th Street, Davis. 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
  CAS-BOT-BC190028  Cortaderia selloana June McCaskill; Katherine Onaga 1964-10-2 690 Yolo Lining dirt road skirting south side of Home Economics Building, University of California campus, Davis. Comment
  SEINET3926230  Cortaderia selloana June McCaskill, Katherine Onaga 1964-10-2 690 Yolo Lining dirt road skirting south side of Home Economics Building, University of California campus, Davis.; 0 Comment
  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
  UCD22757  Cotoneaster dammeri Collector unknown 1988-2-8 s.n. Yolo Environmental Horticulture building. Comment
  UCD35487  Cotula australis Beecher Crampton 1957-4-5 3917 Yolo UC Davis campus, east of Animal Science Building. Comment
  UCD150996  Cotula coronopifolia D. S. Park; S. Nicole 2010-5-11 75 Yolo Davis wetlands. Comment
  CAS-BOT-BC474554  Crassula connata Jean Shepard 2010-3-24 833 Yolo Myrtle Pl. Comment
  UCD73721  Crassula connata Ayzik Solomeshch 2004-5-14 s. n. Yolo Audubon Bobcat Ranch, west of the city of Winters. Southeastern corner of ranch. 83 Comment
  UCD161173  Crassula tillaea Jean Shepard 2010-3-24 833 Yolo City of Davis. Myrtle Pl. Comment
  CDA9632  Cressa truxillensis D. G. Kelch 2007-5-18 7 .329 Yolo Yolo Causeway, 0.4 mi E of Levee Rd. / RR crossing. Comment
  RSA657060  Cressa truxillensis Beecher Crampton 1956-7-13 3704 Yolo Yolo Bypass. Comment
  UC735715  Cressa truxillensis Charles B. Heiser Jr. 1947-6-10 1932 Yolo West Sacramento Comment
  UCD120211  Cressa truxillensis Ellen Dean 2012-4-19 7325 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
  UCD21329  Cressa truxillensis J. Shepard 2000-6-3 300 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 boundary by Air Force facility and thence 500 feet south to disked and dry vernal pool. 12 Comment
  UCD37036  Cressa truxillensis Beecher Crampton 1956-7-13 3704 Yolo Yolo Bypass. Comment
  SEINET4207100  Cressa truxillensis T. J. Mumma 1910-9-2 s.n. Yolo Dunnigan, CA.; 0 Comment
  UCD126221  Cressa truxillensis P. B. Kennedy 1916-7-23 s.n. Yolo Exact location unknown. Comment
  UCD142089  Croton setiger H. R. Drever 1945-8-11 s.n. Yolo University of California campus, Davis. Comment
  UCD142199  Croton setiger C. J. W. 1913-10-1 308 Yolo Davis. Comment
  CAS-BOT-BC190139  Crypsis schoenoides Thomas H. Kearney 1950-9-3 s.n. Yolo Floodbed of Putah Creek at Winters. Comment
  CAS-BOT-BC190140  Crypsis schoenoides R. N. Raynor 1940-10-20 s.n. Yolo North of Yolo Bypass. Comment
  SEINET212947 Image available Crypsis schoenoides T. Lowrey 1973-8-15 12 Yolo 1.25 mi north of Rumsey Bridge on bank of Cache Creek Comment
  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
  UCD59818  Crypsis schoenoides R. N. Raynor 1940-10-10 Yolo Conaway Ranch, North of Bypass. Comment
  UCD59915  Crypsis schoenoides R. N. Raynor 1940-10-20 Yolo North of Yolo Bypass. Comment
  UCD59922  Crypsis schoenoides R. Tofsrud 1942-8-1 7 Yolo Davis. Putah Creek. Comment
  UCD70767  Crypsis schoenoides J. Shepard 1998-5-10 4 Yolo City of Davis. Covell Blvd, 1/4 mi east of flashing light at intersection with Monarch Lane, south side of road. Weed in greenbelt. Area was flooded for 2 years previously due to irrigation leak. Leak was repaired 6-8 weeks prior to collection. Soil was dry and cracked. Though green, plant was brittle and broke easily. Associates: Typha, Cotoneaster. Comment
  UCD81885  Crypsis schoenoides Ellen Dean; Chiao-Yi Cheng, Jennifer Billick 2009-6-17 5770 Yolo Woodland Regional Park. City of Woodland property located on the E side of County Road 102, just S of County Road 25. 9 Comment
  UCD41058  Crypsis vaginiflora Carol W. Witham 2003-8-8 989 Yolo DFG Tule Ranch vernal pools. Approximately 8 miles southeast of Davis. Southeast of the junctions of County Roads 38 and 105. 4 Comment
  UCD59981  Crypsis vaginiflora K. Esau and D. Hartmann 1941-7-17 s. n. Yolo Near Zamora. 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
  UCD149398  Cryptantha ambigua Collector Unknown 1949-1 s.n. Yolo Yolo County. Capay Valley. Hungry Hollow 53 Comment
  UC78705  Cryptantha excavata C. F. Baker 1903-5-8 2886 Yolo Cache Creek canyon Cache Creek Comment
  UCD37598  Cryptantha flaccida Beecher Crampton 1955-4-18 2502 Yolo Yolo County, 2 miles west of Winters. Comment
  UCD168498  Cryptantha muricata var. jonesii Ellen Dean; C. Thomsen and M. Hoshovsky 2017-3-29 9288 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
  SEINET10734695  Cucumis melo Stephanie Frischie 2000-9-30 Frischie 101 Yolo Davis Farmers' Market, Davis, CA. Comment
  CAS-BOT-BC85600  Cupressus macnabiana Dr. Anderson s.n. Yolo 3 miles west of Rumsey - Cache Creek Comment
  SEINET8055968 Image available Cupressus sempervirens J. M. Tucker 1950-3-18 1923 Yolo northwest old Viticulture Irrigation Building, University of Califonia 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
  RSA273243  Cuscuta indecora Glenn A. Gorelick 1965-10-3 s.n. Yolo Found along Putah Creek. Davis 0 Comment
  UCD126316  Cuscuta indecora var. indecora Daryl Koutnik; John Sowell 1978-10-27 576 Yolo one mile south of Putah Creek, east of county road 106 and west of Yolo Causeway. 6 Comment
  UCD126323  Cuscuta indecora var. indecora Collector Unknown 1950-8-1 s.n. Yolo Solano Tract, U.C. Campus, Davis. Comment
  CHSC96771  Cuscuta pentagona T. C. Fuller 1960-11-7 5307 Yolo Sacramento Valley. Yolo County. In Yolo Bypass, along River Rd. E of Woodland. Comment
  UCR198097  Cynodon Beecher Crampton 1970-6-24 8624 Yolo Sacramento Valley, UC Davis campus sewer air exhaust site 16 Comment
  JEPS84688  Cynodon dactylon John W. Willoughby 1977-4-27 2325 Yolo foothills n of State Highway 128, 1.3 mi e junction with Pleasants Valley Road (County Road 86); Vaca Mountains 48 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
  UCD37781  Cynodon dactylon Beecher Crampton 1962-1-10 6086 Yolo Yolo County, city of Davis. Comment
  UCD60116  Cynodon dactylon P. B. Kennedy 1915-1 s. n. Yolo Davis. 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
  UCR2290  Cynodon dactylon A. A. Beetle 1945-8-20 4022 Yolo Davis, University of Calif. farm Comment
  SEINET10515380  Cynodon dactylon Alan A. Beetle 1945-8-20 Beetle 4022 Yolo On Univ. of Calif. farm, with Ustilago cynondontis. Comment
  UCD168484  Cynoglossum grande Ellen Dean 2017-3-15 9273 Yolo Audubon Bobcat Ranch, lands north of Hwy 128, just east of Monticello Dam. Bray Canyon and vicinity on the western side of ranch. Ranch burned once each year in 2014, 2015, 2016. 2017 has been a high rainfall year. East-facing slopes on west side of lower reaches of Bray Canyon. 176 Comment
  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
  UC1563963  Cyperus difformis Barbara Ertter 1988-10-21 7995 Yolo ca. 10 airmiles w. Woodland (1.5 mi. n. of Madison, Cache Creek at Rd. 89 crossing just w. of I-505, e. of gravel pits); Sacramento Valley, Cache Creek 36 Comment
  RSA92357  Cyperus difformis Beecher Crampton 1953-9-15 1698 Yolo Cache Creek, Capay 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
  UC569553  Cyperus eragrostis H. S. Yates 1936-8-14 6124 Yolo 8 mi. n.e. Knights Landing; Dunnigan Quad. 15 Comment
  UCD141664  Cyperus eragrostis Ellen Dean; M. Taylor, K. MacMillan 2013-6-13 7791 Yolo City of Davis South Fork Preserve, along Mace Blvd. (County Road 104) south of the City of Davis boundary. North bank of Putah Creek in Plot MBN 4E of the Putah Creek vegetation survey. 9 Comment
  UCD150589  Cyperus eragrostis David Coles 1980-5-29 14 Yolo 1 mi. NW of Co. Rds. 102 and 29. 15 Comment
  CDA21292  Cyperus erythrorhizos G. F. Hrusa, C. & E. Dogwin 2007-10-18 17079 Yolo Sacramento Delta; Boat launch area on W side of Sacramento River approx. 1 mi. N of Hood (E bank). 3 Comment
  CDA32264  Cyperus erythrorhizos G. F. Hrusa 2007-6-27 17047 Yolo Sacramento Delta; Yolo Co. Boat Launch, W side Sacramento R. +/- 1 mile N of Hood (Sacramento Co.). 7 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
  CHSC79377  Cyperus esculentus Beecher Crampton 1980-8-1 9755 Yolo Davis. Comment
  UCD34358  Cyperus esculentus Beecher Crampton 1980-8-1 9755 Yolo Davis. Comment
  CAS-BOT-BC113923  Cyperus odoratus Beecher Crampton 1954-9-28 2280 Yolo Rice levee, 5 mi E of Davis. Comment
  UCD33554  Cyperus odoratus Beecher Crampton 1969-10-21 8524 Yolo Putah Creek bed, S.E. of University airport. Comment
  SACT000876  Dactylis glomerata Lester Varozza 1960-4-24 Yolo 11 miles southwest of Davis, Ca Comment
  UCD60191  Dactylis glomerata Collector unknown 1941-8-1 s.n. Yolo Davis Farm. Comment
  UC917163  Damasonium californicum R. H. Miller 1949-5-11 52 Yolo s. side of w. end of Yolo Causeway Comment
  RSA82764  Damasonium californicum Jo Nixon 1951-5-19 23 Yolo Hwy 40, W of causeway, 6 miles E of Davis. Comment
  UCD137985  Damasonium californicum Everett H. Everson 1951-4-19 37 Yolo Sacramento River, 9.2 miles southeast of Davis on county road 34A. Comment
  UCD138004  Damasonium californicum R. H. Miller 1949-5-11 56 Yolo along the road north out of Davis. Comment
  UCR196223  Datisca glomerata Ellen Dean, Mark Bibbo 2002-7-5 1129 Yolo East of McLaughlin UC Reserve and Davis reservoir. West of Cach Creek drainage, along Rayhouse Road 1.8 road mi east of junction with road to Soda Springs and gate into McLughlin reserve 457 Comment
  UCD106249  Datura ferox Jean Shepard 2011-8-20 856 Yolo NE of Woodland, from intersection of County Roads 102 and 16, E on Rd. 16 to T. Right on Rd. 16A around Gray's Bend about 2 mi to private dirt road on left. Site is just E of Sutter County line. Comment
  UCD54323  Datura ferox A. M. Shapiro 2005-10-18 s.n. Yolo West Sacramento; along service road parallel to railroad tracks; ~0.5 miles west of E. levee of Yolo Bypass. Comment
  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
  UCD126514  Datura ferox Beecher Crampton 1953-10-15 1693 Yolo 2 miles west of Madison. Comment
  CDA13743  Datura stramonium G. F. Hrusa, T. D. Wilfred 1996-9-26 13580 Yolo Central Valley; On orchard side of levee along Tule Canal approx. 1/2 mi. E of Int. 5 & 1/4 mi N of Sacramento River on S side of Yolo Bypass. Comment
  CDA5764  Datura stramonium J. Fuji 1983-9-28 Yolo Port of Sacramento, West Sacramento. 0 Comment
  UCD126535  Datura stramonium W. W. Robbins 1932-6-27 s.n. Yolo University Farm, Davis. Comment
  CAS-BOT-BC474702  Datura wrightii Jean Shepard 2000-8-28 338 Yolo City of Davis. South of Fifth St., off Del Rio Pl. 10 Comment
  UCD161040  Datura wrightii Jean Shepard 2000-8-28 338 Yolo City of Davis. South of Fifth St., off Del Rio Pl. 10 Comment
  UCD125902  Datura wrightii Beecher Crampton 1953-10-26 1727 Yolo South bank of Putah Creek, new channel, 3 miles S. of Davis. Comment
  UCD126643  Datura wrightii Collector unknown Date unknown s.n. Yolo Davis. Comment
  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
  UCD40914  Daucus carota Heidi Haugen 1984-4-15 23 Yolo Corner of Road 28 and Road 104. Yolo County Sanitary Landfill. 15 Comment
  UCD95701  Delphinium decorum Ogden C. Riddle 1942-3-29 21 Yolo Road west of Recreation Beach in Putah Canyon. Comment
  UCD95815  Delphinium hesperium Beecher Crampton 1978-5-15 9588 Yolo Yolo County, ca. 3 miles west of Winters on Hwy. 128. Comment
  CHSC100175  Delphinium hesperium subsp. pallescens John Dittes 2007-5-6 1146 Yolo Inner North Coast Range; eastern edge of Vaca Mountains; Audubon Bobcat Ranch; ca.2.7 air miles west by northwest of Winters, ca., 1.1 air mile southwest of confluence of Enos Creek and Dry Creek; ca. 0.7 air mile east x northeast of Grapevine Spring. 97 Comment
  UCD73684  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
  UCD41132  Delphinium patens K. Arhangelsky 2002-3-27 145 Yolo Eastern foothills of inner north coast range, Capay Valley. Cache Creek Riparian Preserve. Comment
  UCD96532  Delphinium patens A. A. Beetle 1945-2-22 4191 Yolo Cottonwood Slough, southwest of Madison. Comment
  UCD20011  Delphinium variegatum C. H. Lamoureux; Jack, Marie, and Susan Sheets 1957-4-28 1228 Yolo Capay Canyon. Hwy 16, 7.1 miles NW of Rumsey. 0.1 mile SE of Yolo-Colusa County line. 304 Comment
  RSA653960  Deschampsia danthonioides Beecher Crampton 1967-5-18 7949 Yolo 1 mile north of Davis Comment
  SEINET238995 Image available Deschampsia danthonioides Beecher Crampton 1967-5-18 7949 Yolo 1 mile north of Davis Comment
  UCD21238  Deschampsia danthonioides J. Shepard 2000-4-9 121 Yolo Yolo County Grasslands Park: East of Davis, from intersection of I-80 and Mace Blvd., 3.5 mi. south on Mace Blvd. (County Road 104), thence east along unpaved entrance road. In field south of entrance road, east of all archery ranges. 12 Comment
  UCD33233  Deschampsia danthonioides Beecher Crampton 1967-5-18 7949 Yolo 1 mile north 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
  UCD62553  Deschampsia danthonioides Beecher Crampton 1955-4-14 2486 Yolo 2 miles south of Zamora. Comment
  UCD80910  Deschampsia danthonioides Ellen Dean; F. Singh, L. Raber, C. Kraintz, R. Ghaffarzadeh 2009-4-1 5314 Yolo city of Woodland. Mavis Henson field property on the east side of County Road 102, just south of County Road 25. Property owned by city of Woodland. 9 Comment
  UCD62686  Deschampsia danthonioides var. gracilis P. B. Kennedy 1915-4-26 s.n. Yolo Outskirts of Davis. Comment
  UCD20799  Dichelostemma capitatum N. Nicola 2001-3-16 15 Yolo Eastern foothills of inner north coast range, Capay Valley, 0.9 miles as the crow flies N. of Rumsey; Lowrey Ranch. Comment
  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
  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
  UCD59363  Dichelostemma congestum Ellen Dean; Kate Mawdsley 2007-5-11 3787 Yolo Tuleyome Ireland Ranch. In inner coast range, northwest of the City of Winters, between Salt Creek and Enos Creek, just north of Wild Cow Mountain. Crooker Springs, northeastern corner of ranch. 337 Comment
  UCD139264  Dichelostemma volubile Mary N. Artist 1965-5-15 19 Yolo north side of State Highway 128, just west of Markley Cove at Lake Berryessa. Comment
  UCD60335  Dichondra J. Shepard 2005-10-9 784 Yolo City of Davis, 1800 block of Myrtle Place. 15 Comment
  UCD63934  Digitaria ischaemum Beecher Crampton 1953-8-27 1616 Yolo Davis High School, Davis. Comment
  UCR119170  Digitaria ischaemum Beecher Crampton 1961-9-15 5974 Yolo Sacramento Valley, City of Davis, University of California campus. Comment
  SEINET239724 Image available Digitaria natalensis Beecher Crampton 1970-9-18 4156 Yolo UC Davis agronomy experimental area, plant introduction nursery. Comment
  CAS-BOT-BC242659  Digitaria sanguinalis Beecher Crampton 1962-9-11 6670 Yolo 3 miles west of city of Winters Comment
  SBBG115400  Digitaria sanguinalis B. Crampton 1966-10-11 7812 Yolo University of California Davis agronomy field Comment
  SBBG26364  Digitaria sanguinalis B. Crampton 1966-10-11 7812 Yolo University of California Davis campus, agronomy field Comment
  SEINET238951 Image available Digitaria sanguinalis Beecher Crampton 1969-7-25 8499 Yolo Davis, Russell blvd. Divider strip. Comment
  UCD33498  Digitaria sanguinalis Beecher Crampton 1969-7-25 8499 Yolo Yolo County, Davis, Russell blvd. Comment
  UCD38018  Digitaria sanguinalis Beecher Crampton 1962-9-11 6670 Yolo Yolo County, 3 miles west of city of Winters. Comment
  UCD63981  Digitaria sanguinalis Beecher Crampton 1967-9-13 8183 Yolo UC-Davis Agronomy field. Comment
  UCD63995  Digitaria sanguinalis Beecher Crampton 1969-7-25 8499 Yolo Davis, Russell Blvd. divider strip. Comment
  UCD64000  Digitaria sanguinalis Beecher Crampton 1953-8-29 1618 Yolo Davis High School, Davis. Comment
  UCR119119  Digitaria sanguinalis Beecher Crampton 1961-9-15 5973 Yolo Sacramento Valley, City of Davis, University of California campus. 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
  UCD35258  Distichlis Beecher Crampton 1954-9-30 2283 Yolo 3 miles N of Davis. Comment
  UCD37378  Distichlis Beecher Crampton 1960-2-11 5476 Yolo Yolo County, 4-5 miles west of city of Winters, entrance to Putah Creek Canyon. Comment
  SACT000989  Distichlis spicata John Willoughby 1977-4-27 Yolo About 2 miles north-west of the junction of the highway and County Road 86, along drainage ditch on north side of highway. 65.0 Comment
  UCD120206  Distichlis spicata Ellen Dean 2012-4-19 7321 Yolo Along C.R. 103 near Conaway Ranch, east side of road. About 1 mile south of C.R. 25. Remnant alkali plain vegetation in weedy roadside. 10 Comment
  UCD20598  Distichlis spicata E. Dean; with M. Bibbo 2002-7-5 1142 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
  UCD64569  Distichlis spicata Beecher Crampton 1962-4-19 6228 Yolo Davis. Southern Pacific R. R. Station. Comment
  UCD64589  Distichlis spicata Beecher Crampton 1956-7-13 3708 Yolo Yolo Bypass. Comment
  CDA31429  Dittrichia graveolens Robin Breckenridge, K. Filippini 2009-12-15 PDR# 1313583 Yolo Woodland: Highway 16, near I-5. 0 Comment
  UCD168481  Dodecatheon hendersonii Ellen Dean 2017-3-15 9269 Yolo Audubon Bobcat Ranch, lands north of Hwy 128, just east of Monticello Dam. Bray Canyon and vicinity on the western side of ranch. Ranch burned once each year in 2014, 2015, 2016. 2017 has been a high rainfall year. East-facing slopes on west side of lower reaches of Bray Canyon. 176 Comment
  UCD118837  Dodecatheon hendersonii C. G. Baughn 1949-4-11 10 Yolo 5.5 miles northwest of Rumsey. 129 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
  SBBG115429  Downingia insignis B. Crampton 1960-5-9 5504 Yolo 0.75 mi SW of Saxon Station, along County Rd 38 Comment
  SD27860  Downingia insignis Carl B. Wolf 1928-5-8 2134 Yolo Sacramento Valley, 4.0 miles north of Zamora. 39 Comment
  UCD144781  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
  UCD21391  Downingia insignis J. Shepard 2001-4-27 435 Yolo Yolo County Grasslands Park: East of Davis, from intersection of I-80 and Mace Blvd., 3.5 mi. south on Mace Blvd. (County Road 104), thence east 0.5 miles along unpaved entrance road. Then, south about 400 yards in a large vernal pool on east border of of park and Department of Defense land. 12 Comment
  UCD21396  Downingia insignis J. Shepard 2001-5-6 440 Yolo Yolo County Grasslands Park: East of Davis, from intersection of I-80 and Mace Blvd., 3.5 mi. south on Mace Blvd. (County Road 104), thence east 0.5 miles along unpaved entrance road. Then, south about 400 yards in the largest vernal pool straddling Department of Defense fence. 12 Comment
  UCD37916  Downingia insignis Beecher Crampton 1962-5-1 6362 Yolo 0.25 mile south of Saxon Station, at junction of County Roads 106 and 38. Comment
  UCD55043  Downingia insignis K. Esau; M. Phillips 1929-4-11 1892 Yolo Davis. 15 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
  UCD144784  Downingia pulchella Carol W. Witham 2003-4-7 882 Yolo DFG Tule Ranch vernal pools. Approximately 8 miles southeast of Davis. Southeast of the junctions of County Roads 38 and 105. 4 Comment
  UCD54986  Downingia pulchella Marvin Nies 1951-4-28 50 Yolo 4 miles north of Davis. 12 Comment
  UCD54990  Downingia pulchella J. Skoss 1948-6-5 14 Yolo Swampy, low-lying area at west end Sacramento-Davis Causeway. 4 Comment
  UCD84337  Downingia pulchella Ayzik Solomeshch 2009-5-11 s.n. Yolo Yolo Bypass. Glide Ranch. 4 Comment
  UCR225271  Downingia pulchella Ayzik Solomeshch 2009-5-11 s.n. Yolo Yolo Bypass, Glide Ranch 4 Comment
  UC494214  Downingia pulchella E. A. Wilkins 1932-4-28 Yolo Bypass Comment
  UCD18289  Downingia pulchella Craig D. Thomsen 1998-6-4 s.n. Yolo SE of city of Woodland, south of road 25, 200 m west of road 103, in drying alkaline vernal pool. Comment
  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
  UCD60339  Dryopteris arguta Ellen Dean; Kate Mawdsley 2007-5-11 3785 Yolo Tuleyome Ireland Ranch. In inner coast range, northwest of the City of Winters, between Salt Creek and Enos Creek, just north of Wild Cow Mountain. Crooker Springs drainage, northeastern corner of ranch. 360 Comment
  CHSC59594  Duchesnea indica Lisa L. Serafini 1982-6-6 28 Yolo University of California, Davis campus, courtyard of Cuarto Hall. 16 Comment
  CAS-BOT-BC428063  Dudleya cymosa subsp. cymosa C. F. Baker 1902-5-8 3235 Yolo Summit of Yolo Mts. Comment
  UCD98688  Dysphania ambrosioides M. Wiesendanger 1927-10-1 811 Yolo Davis. University Farm. Comment
  SEINET11989050  Ecballium elaterium J. McCaskill, Onaga, K. 1965-1 709 Yolo N side of Botany greenhouse #10, University of California campus, Davis Comment
  SBBG115752  Echinochloa colona B. Crampton 1965-10-5 7535 Yolo University of California Davis agronomy field house area 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
  UCD37722  Echinochloa colona Beecher Crampton 1961-7-21 5940 Yolo Yolo County, 2.5 miles west of city of Davis, along Russell Boulevard. Comment
  UCD37751  Echinochloa colona Beecher Crampton 1961-10-10 6027 Yolo Yolo County, 5 miles west of city of Davis, at junction of Road 32 (Russell Boulevard) and Road 95A. Comment
  UCD37752  Echinochloa colona Beecher Crampton 1961-10-25 6031 Yolo Yolo County, 1.5 miles southwest of Woodland, along County Road 98. 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
  UCD60793  Echinochloa colona Beecher Crampton 1961-10-10 6027 Yolo 5 miles west of Davis. Comment
  UCR119169  Echinochloa colona Beecher Crampton 1965-7-7 7437 Yolo Sacramento Valley, Northern city limits of Winters. 30 Comment
  SEINET11696005  Echinochloa colona Unknown 1965-10-5 7535 Yolo UC Davis Agronomy field house area Comment
  CAS-BOT-BC197084  Echinochloa crus-galli John Thomas Howell; Gordon H. True 1967-6-11 42552 Yolo NW. of Woodland Comment
  SEINET241773 Image available Echinochloa crus-galli Beecher Crampton 1965-7-27 7472 a Yolo 5.1 miles east of Woodland. Comment
  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
  SEINET245842 Image available Echinochloa crus-galli Beccher Crampton 1965-8-18 7489 Yolo road 99e. Comment
  SEINET8465059 Image available Echinochloa crus-galli Beecher Crampton 1961-10-25 6034 Yolo Sacramento Valley; 2.5 miles south of Woodland, along County Road 98. 30 Comment
  UCD32913  Echinochloa crus-galli Beecher Crampton 1965-7-7 7435 Yolo Yolo County, 2.5 miles N.E. of Winters on road 31. Comment
  UCD37377  Echinochloa crus-galli Beecher Crampton 1959-11-2 5468 Yolo Yolo County, 7.5 miles west of city of Davis. Comment
  UCD37710  Echinochloa crus-galli Beecher Crampton 1961-7-21 5941 Yolo Yolo County, 5.5 miles west of city of Davis, along Russell Boulevard. Comment
  UCD60824  Echinochloa crus-galli Beecher Crampton 1957-9-24 4634 Yolo Along Co. Rd.. 99, 3 miles north of Davis. Comment
  UCD60825  Echinochloa crus-galli Beecher Crampton 1961-10-25 6034 Yolo 2.5 miles south of Woodland, County Road 98. Comment
  UCD60840  Echinochloa crus-galli Beecher Crampton 1964-10-14 7219 Yolo UC - Davis, Agronomy Experimental area. Comment
  UCD60844  Echinochloa crus-galli Beecher Crampton 1958-11-3 5131 Yolo Campbell Tract, UC-D campus. Comment
  UCD60891  Echinochloa crus-galli G. F. Hrusa 1996-6-24 13073 Yolo North Coast Biodiversity Arena. Rd. 102 immed. S of intersection with Gibson Road. 15 Comment
  UCD60927  Echinochloa crus-galli W. W. Mackie 1919-10-1 Yolo Yolo Co. Comment
  SACT001027  Echinochloa crus-galli 1925-6-10 Yolo No collector/determiner listed. Comment
  SEINET3928595  Echinochloa crus-galli Beecher Crampton 1961-7-21 5941 Yolo 5.5 miles west of city of Davis, along Russell Boulevard.; 0 Comment
  SEINET3928683  Echinochloa crus-galli Beecher Crampton 1965-7-7 7434 Yolo 2.5 miles W.N.W of Davis, jct. of county roads 98 and 31.; 0 Comment
  UCD60884  Echinochloa crus-galli var. mitis E. G. Cakin 1947-5-14 Yolo Davis. Comment
  UCD60812  Echinochloa crus-galli var. mitis Beecher Crampton 1957-11-5 4644 Yolo East of West Davis Elementary School, Davis. Comment
  HSC101766  Echinochloa muricata var. microstachya J. P. Smith 2011-9-24 13430 Yolo Along State Route 16 west of Esparto 21 Comment
  UC735746  Echinodorus berteroi Charles B. Heiser Jr. 1947-7-22 1964 Yolo rice field n. of Davis Comment
  UCD81561  Echinodorus cordifolius W. D. Norton 1928-9-1 1431 Yolo Woodland. Comment
  UCD35257  Eclipta alba Beecher Crampton 1954-9-28 2282 Yolo 5 miles east of Davis. Comment
  UCD15439  Eclipta prostrata A. M. Shapiro 1995-9-29 s.n. Yolo California, Yolo Co.; West Sacramento, ca. 1/2 mile north of West Capitol Ave, (near the CHP Academy); Comment
  UCD131242  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, Sacramento Valley. 36 Comment
  UCD39914  Ehrharta calycina Beecher Crampton 1964-4-14 s.n. Yolo UC Davis Campus, foundation of Mission. Comment
  UCD20163  Ehrharta erecta Bob Laben 2002-1-24 s.n. Yolo Davis. From Bob Laben's garden, 502 Oak Ave. Comment
  UCR197966  Ehrharta panicea Beecher Crampton 1953-10-15 1687 Yolo Sacramento Valley, city of Davis, University of California campus Agronomy Plots 16 Comment
  UCD114081  Elaeagnus angustifolia Beecher Crampton 1961-10-10 6026 Yolo 5 miles west of Davis, junction County Roads 32 and 95A. Comment
  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
  UCD141690  Eleocharis macrostachya Ellen Dean; M. Taylor 2013-6-20 7802 Yolo North side of Putah Creek east of City of Winters. South of Russell Blvd. on east side HWY 505. Yolo County Housing Authority area. Plot YHA 1E of Putah Creek vegetation survey. 6 Comment
  UCD49781  Eleocharis macrostachya Fleur Ng'weno 1989-4-30 DQ 22 Yolo D-Q University County Road 31, 9 mi. west of Davis city center. 30 Comment
  UCD49799  Eleocharis macrostachya R. F. Denno 1967-3-29 20 Yolo 4 miles west of Winters, Yolo County, California. 45 Comment
  UCD34178  Eleusine indica Beecher Crampton 1977-9-8 9524 Yolo Yolo County, Davis, UC Davis campus quad lawn. Comment
  UCD61262  Eleusine indica Beecher Crampton 1977-9-8 9524 Yolo UC - Davis campus Main Quad. Comment
  UCD61266  Eleusine indica June McCaskill 1957-7-22 531 Yolo In front of Room 9, Temporary Building 4, University of California, Davis. Comment
  UCR119085  Eleusine indica Beecher Crampton 1964-7-29 7135 Yolo Sacramento Valley, UC Davis campus, baseball diamond. 15 Comment
  UCD142965  Elodea canadensis Ellen Dean; N. Gonzales 2013-8-8 7938 Yolo Downstream of Monticello Dam along Hwy 128, north side of Putah Creek in Putah Creek Vegetation Survey Plot INT 2A. 45 Comment
  UCD20746  Elyhordeum macounii E. Dean; with M. Bibbo 2002-7-5 1151 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
  SEINET10564701  Elymus elymoides A. Arthur Heller 1902-5-21 Heller 5577 Yolo Near Madison. Comment
  UCD59347  Elymus glaucus subsp. glaucus Ellen Dean; Kate Mawdsley 2007-5-11 3771 Yolo Tuleyome Ireland Ranch. In inner coast range, northwest of the City of Winters, between Salt Creek and Enos Creek, just north of Wild Cow Mountain. Northeastern part of ranch. 472 Comment
  CAS-BOT-BC213816  Elymus repens Beecher Crampton 1962-5-4 6401 Yolo Davis, Southern Pacific RR station Comment
  UCD62563  Elymus repens Beecher Crampton 1958-11-18 5139 Yolo Southern Pacific R. R. Station, Davis. Comment
  UCR152277  Elymus repens Beecher Crampton 1955-6-6 2818 Yolo Sacramento Valley, city of Davis 16 Comment
  UCD35647  Elymus trachycaulus var. majus Beecher Crampton 1959-6-10 5349 Yolo North Davis, along County Road 31, just east of its junction with Anderson Road. Comment
  UCD38882  Elymus trachycaulus var. majus Beecher Crampton 1959-6-10 5349 Yolo North of Davis. Junction of Anderson Road and County Road 31. Comment
  UCD38973  Elymus trachycaulus var. majus Beecher Crampton 1961-6-1 5880 Yolo North city limits Davis, along County Road 31. Comment
  UCD21340  Epilobium brachycarpum J. Shepard 2000-8-26 335 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. On the south side between road and parking lot. 12 Comment
  UCD73734  Epilobium brachycarpum Ayzik Solomeshch 2004-5-28 s. n. Yolo Audubon Bobcat Ranch, west of the city of Winters. Southeastern corner of ranch. 83 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
  UCD105285  Epilobium brachycarpum H. A. Borthwick 1928-9-1 1429 Yolo Davis. Comment
  UCD37229  Epilobium campestre Beecher Crampton 1958-6-27 4977 Yolo 1.3 miles south of Dunnigan. Comment
  UCR152405  Epilobium campestre Beecher Crampton 1958-6-27 4977 Yolo Sacramento Valley, 1.3 mi south of Dunnigan, US Hwy 99 16 Comment
  UCD33973  Epilobium campestre Beecher Crampton 1975-6-11 9212 Yolo Junction of County Roads 38 and 106 off the SW corner. Comment
  RSA96671  Epilobium canum subsp. canum Percy C. Everett, E. K. Balls 1954-10-19 20367 Yolo Cache Creek, 5.8 miles NW of Rumsey on Highway 16 to Madison 152 Comment
  SBBG5123  Epilobium canum subsp. latifolium J. M. Tucker 1941-9-20 389 Yolo above Putah Crk, E side of Vaca Range Comment
  UCD105414  Epilobium canum subsp. latifolium Beecher Crampton 1975-11-18 9338 Yolo Vaca Mountains. Putah Creek Canyon entrance, ca. 6 miles west of Winters. Comment
  UC764970  Epilobium cleistogamum R. F. Hoover 1937-5-19 2300 Yolo near Zamora Comment
  UCD34221  Epilobium cleistogamum Beecher Crampton 1978-5-8 9572 Yolo 1/4 mile south of Saxon Station. Comment
  UCD164520  Equisetum arvense Craig D. Thomsen 2006-8-16 2707 Yolo Camp Haswell County Park, Pocket Gulch near entry. 137 Comment
  HSC102725  Eragrostis barrelieri J. P. Smith 2013-8-23 13774 Yolo Weed in a walnut orchard. 134 Comment
  CAS-BOT-BC204450  Eragrostis cilianensis Michael W. Hair 1990-8-12 s.n. Yolo Davis, University of California, experimental plot A-12, west of State Highway 113 Comment
  UC1153809  Eragrostis cilianensis Beecher Crampton 1957-9-16 4608 Yolo along County Road 27, 6 mi nw Davis Comment
  UCD33146  Eragrostis cilianensis Beecher Crampton 1966-10-11 7811 Yolo Yolo County, UC Davis agronomy field. Comment
  UCD62941  Eragrostis cilianensis Beecher Crampton 1968-9-6 8339 Yolo 3 miles west of Winters, State Hwy. 128. Comment
  UCD62979  Eragrostis cilianensis Beecher Crampton 1962-9-11 6669 Yolo 3 miles west of Winters. Comment
  SEINET10753955  Eragrostis cilianensis B. Crampton 1953-10-15 Crampton 1985 Yolo City of Davis, University of California Agronomy Plots. 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
  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
  SEINET238195 Image available Eragrostis megastachya Beecher Crampton 1966-10-11 7811 Yolo UC Davis agronomy field. Comment
  UCD63813  Eragrostis mexicana subsp. virescens Beecher Crampton 1957-2-7 3896 Yolo Southside of a greenhouse, University of California, Davis Campus. Comment
  CAS-BOT-BC250928  Eragrostis minor Beecher Crampton 1953-10-15 1686 Yolo City of Davis, University of California Agronomy Plots Comment
  UCD36487  Eragrostis minor Beecher Crampton 1953-10-15 1686 Yolo Yolo County, city of Davis, University of California Agronomy Plots. Comment
  UCD63408  Eragrostis minor Beecher Crampton 1953-10-15 1686 Yolo Yolo County, city of Davis, University of California Agronomy Plots. Comment
  UCD63434  Eragrostis minor Collector Unknown 1942-9-1 Yolo Davis, Davis Farm. Comment
  UCD63439  Eragrostis minor Collector Unknown 1941-8-1 Yolo Davis. Comment
  UCD65660  Eragrostis pectinacea var. miserrima Beecher Crampton 1961-10-25 6033 Yolo 1.5 miles southwest of Woodland, along County Road 98. Comment
  CAS-BOT-BC284078  Eragrostis pectinacea var. pectinacea unspecified 1929-5-9 s.n. Yolo Davis Comment
  HSC83364  Eragrostis pectinacea var. pectinacea J. M. Tucker 1981-7-22 Yolo U. C. Davis Campus, SE corner of Wellman Hall Comment
  CHSC79409  Eriochloa Beecher Crampton 1955-8-22 3136 Yolo Agronomy experimental plots, UC Davis campus. Comment
  UCD14586  Eriochloa Greg Elmore 1985-8-12 s.n. Yolo Yolo Co.; Road 101 between Roads 14 and 15, approximately 5 miles north of the town of Woodland; Comment
  UCD65691  Eriochloa acuminata Beecher Crampton 1969-10-2 8516 Yolo ca. 7.5 miles west Davis, County Road 31, just west of its junction with County Road 95. Comment
  UCD34784  Eriochloa contracta Beecher Crampton 1989-8-22 10229 Yolo 2 miles west of Winters on road 87 near jct. with Hwy. 128. Comment
  UCD38866  Eriochloa contracta Beecher Crampton 1962-10-30 6708 Yolo 2 miles north Davis. (central) Comment
  UCD65722  Eriochloa contracta Beecher Crampton 1955-9-6 3148 Yolo 5 miles northwest of city of Davis, along County Road 29. Comment
  UCD119301  Eriodictyon californicum M. Wiesendanger 1927-5-4 651 Yolo Putah Canyon. Comment
  UCD20853  Eriodictyon californicum N. Nicola 2001-4-23 070 Yolo Eastern foothills of inner north coast range, Capay Valley, 0.9 miles as the crow flies N. of Rumsey; Lowrey Ranch. Comment
  UCD58073  Eriodictyon californicum Ellen Dean; K. Mawdsley 2007-4-6 3613 Yolo Tuleyome Ireland Ranch. In inner coast range, northwest of the City of Winters, between Salt Creek and Enos Creek, just north of Wild Cow Mountain. SE portion of ranch. Near Loop Road. 459 Comment
  CAS-BOT-BC242585  Eriogonum dasyanthemum Rowena Beans 1913-10-9 s.n. Yolo Guinda Comment
  UCD37779  Eriogonum dasyanthemum Beecher Crampton 1962-1-4 6081 Yolo Yolo County, 4 miles west of Winters, State Highway 128, along Putah Creek. Comment
  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
  UCD150943  Eriophyllum lanatum D. S. Park 2010-4-22 24 Yolo 128 roadside west, near Stebbins Cold Canyon entrance, growing on steep hillside. 86 Comment
  JEPS34591  Eriophyllum lanatum var. achilleoides E. V. Ferguson 1920-5-15 339 Yolo Putah Creek Putah Creek (w Yolo Co.) Comment
  POM53932  Eriophyllum lanatum var. achilleoides C. F. Baker 1903-5-7 2934 Yolo Rumsey. Comment
  POM55502  Eriophyllum lanatum var. achilleoides C. F. Baker 1903-5-7 2937 Yolo Rumsey. Comment
  UC468944  Eriophyllum lanatum var. achilleoides Francis Ramaley 1917-5-29 11312 Yolo 8 mi w Winters Comment
  UC638702  Eriophyllum lanatum var. achilleoides Ethel Crum 1938-5-7 2000 Yolo n-facing slope above creek (Cache Creek canyon, 4 mi n of Rumsey); Immer North Coast Range <sic>, Cache Creek canyon 152 Comment
  UCD168422  Eriophyllum lanatum var. achilleoides Ellen Dean; M. Hoshovsky 2017-4-18 9333 Yolo Audubon Bobcat Ranch. Lands to the north of Hwy 128. Eastern part of ranch northwest of ranch headquarters; ridge northeast of Rattlesnake Rock. Area has burned three times in the past three years. 252 Comment
  CDA12909  Erodium botrys G. F. Hrusa 1996-4-1 12744 Yolo Central Valley; W side of Tule Canal, 1/2 miles N of Interstate 5 and 4 m. S of Woodland. Comment
  CDA30842  Erodium botrys M. Beyers 2010-5-12 447 Yolo In the vicinity of Esparto, along the east side of County Road 87, where it bridges Cache Creek on its north. 55 Comment
  CDA37073  Erodium botrys CDFA Staff 1998-4-22 s.n. Yolo Rominger Prop., north of County Road 19, east of County Road 92C, west of County Road 94B. 0 Comment
  UCD19448  Erodium botrys J. Shepard 2000-2-18 40 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
  UCD72444  Erodium botrys Ellen Dean 2008-4-25 4867 Yolo Tuleyome Ireland Ranch, northern part of ranch off of loop road. 605 Comment
  UCD103139  Erodium brachycarpum J. M. Tucker 1951-2-22 2030 Yolo Beside road along railroad to Woodland, ca. 1 mile north of Davis. Comment
  SFV1981  Erodium cicutarium J. M. Tucker 1951-2-22 2031 Yolo Sacramento Valley Beside road along railroad to Woodland, about 1 mile north of Davis. 15 Comment
  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
  UCR237638  Erodium moschatum George K. Helmkamp, E. A. Helmkamp 2012-3-9 18614 A Yolo Sacramento Valley, County Road 16, 2.1 miles east of its junction with County Road 102; at the area where the road turns sharply north, c. 4 miles NE of Woodland 17 Comment
  UCD114821  Eruca vesicaria subsp. sativa R. Tofsrud 1948-1 s.n. Yolo Agronomy Experimental Areas, UC Davis Campus. Comment
  UCD73128  Eryngium aristulatum Ayzik Solomeshch 2003-5-30 s. n. Yolo Department of Fish and Game Glide Tule Ranch, about 8 mi. southeast of Davis. 6 Comment
  UCD82169  Eryngium aristulatum J. Shepard 2001-3-16 391 Yolo Yolo County Grasslands Park: East of Davis, from intersection of I-80 and Mace Blvd., 3.5 mi. south on Mace Blvd. (County Road 104), thence east along unpaved entrance road nearly to DOD fence, thence south about .1 mi. 12 Comment
  UC874909  Eryngium aristulatum var. aristulatum John Thomas Howell 1934-6-17 12248 Yolo 5 mi. s.w. Woodland Comment
  UCD84313  Eryngium aristulatum var. aristulatum Ayzik Solomeshch 2009-5-19 s.n. Yolo Yolo Bypass. Glide Ranch. 4 Comment
  UCD54557  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
  UCD54558  Eryngium oblanceolatum J. Shepard 2000-5-26 276 Yolo Grasslands Regional Park. East of Davis, from intersection of I-80 and Mace Blvd., 3.5 mi. south on Mace Blvd.(County Road 104), thence east along unpaved entrance road almost to east boundary of park, then about 50 ft. south to low area. 12 Comment
  UCD136713  Eryngium oblanceolatum Robbins; Norton Date Unknown 826 Yolo West of Davis. Comment
  UCD81556  Eryngium vaseyi W. W. Robbins; W. D. Norton 1927-10-1 s.n. Yolo West of Davis. Comment
  SEINET5729534 Image available Erysimum capitatum Robert A. Christison 1960-1 35 Yolo 0.5 miles past Boy Scout cabin on Highway 16.; Davis 46 Comment
  UCD15290  Erysimum capitatum Claire Warshaw 1985-4-5 4 Yolo 4 miles west of the intersection of Highway 128 and Pleasants Valley Road; Comment
  SEINET8235428  Erythranthe latidens Carl Epling 1951-4-22 37 Yolo beside Road 29, 5 miles west of Highway 99W. 15 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
  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
  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
  UCR235412  Eschscholzia californica George K. Helmkamp, E. A. Helmkamp 2012-4-17 18787 Yolo Sacramento Valley, along County Road 26, 1.4 miles west of its intersection with Road 89, c. 12 miles WSW of Woodland 65 Comment
  UCD95278  Eschscholzia californica Curtis Clark 1975-4-28 488 Yolo State Highway 128, 1 mile west of junction with Railroad Avenue in Winters. Terrace of Dry Creek. Comment
  RSA0008957  Eschscholzia dumetorum C. F. Baker 1903-5-8 2995 Yolo Summit of Yolo Mountains Comment
  UCD18304  Euonymus japonica Marcel Rejmanek 2001-6-11 s.n. Yolo city of Davis, downtown, 2nd and E Sts. Comment
  UCD18412  Euonymus kiautschovica Collector unknown 1985-8-7 Yolo city of Davis, UC Davis campus, Mrak Hall. Comment
  UCD84640  Euphorbia helioscopia D. L. Koutnik 1982-6-3 s.n. Yolo UC Davis Range greenhouses. Comment
  UCD68019  Euphorbia lathyris C. P. Pease 1995-6-6 S.N. Yolo East side of University of California, Davis campus, Experimental College gardens. 16 Comment
  UCD142633  Euphorbia nutans G. F. Hrusa; B. Follansbee 1995-8-25 12460 Yolo West Davis, at Sunwise Co-op, Westernesse Rd. 50 Comment
  UCD142636  Euphorbia nutans June McCaskill 1967-6-11 727 Yolo Davis, just north of 38 College Park. 15 Comment
  UCD44955  Euphorbia ocellata Megan Lulow 2003-10-18 s.n. Yolo Bobcat Ranch, NE of the town of Winters, ca. 2 miles N of Hwy 128 and ca. 4 mi E of Winters. (Georeferencing is approximate and not an exact place at Bobcat Ranch). 30 Comment
  SEINET12515074 Image available Euphorbia peplus Jo Nixon 1951-5-3 Yolo Weed on campus Comment
  SEINET12515079 Image available Euphorbia peplus J. M. Tucker 1951-2-25 2042 Yolo University of California campus, Davis Comment
  SFV8777  Euphorbia peplus K. Beatty 1960-3-27 s. n. Yolo Sacramento Valley Davis. Garden at 613 Russell Blvd. 15 Comment
  UCD142473  Euphorbia peplus J. M. Tucker 1951-2-25 2042 Yolo University of California campus, Davis; Landscape Gardening lathhouse. Comment
  UCD142477  Euphorbia peplus Alice Warrick 1979-5-19 27 Yolo Davis. East side of E St. ca. 100 feet north of 2nd St. 13 Comment
  UCD142758  Euphorbia serpens Daryl Koutnik 1988-8-20 s.n. Yolo City of Davis on Hanover Drive behind Lucky's Market, east of Anderson Road. 22 Comment
  UCD81849  Euphorbia serpillifolia Ellen Dean; M. Showers, G. Harrington 2009-6-3 5768 Yolo Woodland Regional Park. City of Woodland property on the E side of County Road 102, just S of County Road 25. 9 Comment
  UCD39939  Fagopyrum tataricum Beecher Crampton 1964-11-18 s.n. Yolo UC Davis Campus. Comment
  UCR119168  Festuca microstachys Beecher Crampton 1954-4-15 1771 Yolo Sacramento Valley, 2 miles west of city of Winters. 46 Comment
  UCR237591  Festuca myuros var. hirsuta George K. Helmkamp, E. A. Helmkamp 2012-3-9 18603 Yolo Sacramento Valley, East Main Street (Co. Rd. 22), Woodland (parallel to I-5), 0.4 mile west of the Sacramento River 7 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
  CHSC111074  Festuca roemeri var. klamathensis John Anderson 2014-6-15 Yolo Hedgerow Farm, Winters. Comment
  UCD161192  Ficus carica Jean Shepard 2013-6-14 874 Yolo City of Davis. Myrtle Pl. Comment
  HSC101754  Ficus carica J. M. DiTomaso 1979-5-12 980 Yolo Road 128, 6 miles west of Davis Comment
  UCR119137  Filago gallica Beecher Crampton 1953-4-27 1140 Yolo Sacramento Valley, 2 miles northwest of city of Winters, on Road 87 46 Comment
  UCD59387  Frangula californica Ellen Dean; Kate Mawdsley 2007-6-8 3861 Yolo Tuleyome Ireland Ranch, Inner Coast Ranges, northwest of the city of Winters, between Salt Creek and Enos Creek, just N of Wild Cow Mtn. Central part of ranch in large canyon that runs northwest to southeast. 577 Comment
  CAS-BOT-BC62975  Frangula californica subsp. tomentella E. L. Greene 1903-5-7 3071 Yolo Rumsey. Comment
  UC917211  Frankenia salina J. D. Skoss 1948-6-5 10 Yolo 3 mi n Davis (toward Woodland) Comment
  RSA700901  Fraxinus Keith E. Hoffmaster 1946-4-13 s.n. Yolo Putah Canyon Comment
  UCD161412  Fraxinus Jean Shepard 2013-7-6 879 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. 8 Comment
  UCD141672  Fraxinus latifolia Ellen Dean; M. Taylor 2013-6-18 7795 Yolo City of Davis South Fork Preserve, along Mace Blvd. (County Road 104) south of the City of Davis boundary. North bank of Putah Creek in MBN Plot 5A of the Putah Creek vegetation survey. 9 Comment
  RSA25833  Fremontodendron californicum Carl B. Wolf 1941-7-18 11025 Yolo 3 mi. east of Reiff P.O. on Rd. to Reed Mine ( on Knoxville-Rumsey Rd.) 549 Comment
  UCD68021  Fremontodendron californicum C. P. Pease 1995-5-29 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. An erect shrub, 2 m high. Flowers, yellow. 16 Comment
  SEINET6947381  Fremontodendron californicum J. B. Taft 1988-8-18 535 Yolo University of California, Davis campus. Comment
  UCD139656  Fritillaria agrestis C. H. Lamoureux; John M. Tucker 1959-3-4 1321 Yolo County Road 104, 0.8 mile north of junction of this road and the levee road running along the north side of Willow Slough (this junction being 1.9 miles east of County Road 105). Comment
  UCD103564  Fumaria officinalis Eva Bayon 2011-4-18 s.n. Yolo UC Davis campus. UC Davis Botanical Conservatory. 15 Comment
  UCD95135  Fumaria parviflora C. Hardy 1935-4-22 s.n. Yolo near Woodland. Comment
  UCD72429  Galium andrewsii Ellen Dean 2008-4-25 4856 Yolo Tuleyome Ireland Ranch, central part of ranch along path that has been cut through chaparral to access southwestern portion of ranch. 620 Comment
  JEPS52811  Galium andrewsii subsp. intermedium G. L. Stebbins Jr. 1966-2-22 6307 Yolo n side Cache Creek Canyon (near mt summit); Glasscock Mountain 670 Comment
  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
  UCD56705  Galium aparine Ellen Dean; M. Bibbo 2007-3-23 3398 Yolo Tuleyome Ireland Ranch. In inner coast range northwest of the City of Winters between Salt Creek and Enos Creek, just north of Wild Cow Mountain. SW portion of ranch. 649 Comment
  UCR119090  Galium aparine Beecher Crampton 1962-4-2 6106 Yolo Sacramento Valley, 2 miles west of Winters, county road 89 59 Comment
  JEPS52696  Galium bolanderi G. L. Stebbins Jr. 1966-2-22 6304 Yolo n side Cache Creek (canyon on s slope of mt., from State Hwy 16 to 2000 ft); Glasscock Mountain 457 Comment
  JEPS52926  Galium californicum subsp. flaccidum G. L. Stebbins Jr. 1965-10-28 Yolo Davis Comment
Read comments Jan 17 2007
  UCD160164  Galium murale Aaron Goodman 2015-4-12 5 b Yolo Audubon Bobcat Ranch. North side of Hwy 128, west of Winters. Southeast corner of ranch, near ranch house headquarters . 99 Comment
  UCD20612  Galium parisiense E. Dean; with M. Bibbo 2002-7-5 1159 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
  UCD41131  Galium porrigens K. Arhangelsky 2002-3-31 143 Yolo Eastern foothills of inner north coast range, Capay Valley. Ranch near Rumsey. Comment
  JEPS52739  Galium porrigens var. tenue Lauramay T. Dempster and G. L. Stebbins 1965-5-23 4107 A Yolo along Hwy 16 1 mi se Colusa Co. line; Cache Creek 182 Comment
  CDA42208  Galium tricornutum Wm. Comfort 1972-5-8 s.n. Yolo County Road 80, Brooks. 0 Comment
  CDA42210  Galium tricornutum C. H. Justus 1965-3-23 s.n. Yolo County Road 42, Guinda. 0 Comment
  CDA36942  Geranium dissectum CDFA Staff s.n. Yolo Rominger Prop., north of County Road 19, east of County Road 92C, west of County Road 94B. 0 Comment
  RSA696388  Geranium dissectum Keith E. Hoffmaster 1939-4-6 909 Yolo Putah Canyon. Comment
  RSA696389  Geranium dissectum Keith E. Hoffmaster 1939-4-26 945 Yolo Putah Canyon. Comment
  RSA789881  Geranium dissectum George K. Helmkamp, E. A. Helmkamp 2012-4-17 18776 Yolo Along County Road 26, 1.4 miles west of its intersection with Road 89, c. 12 miles WSW of Woodland 65 Comment
  UCD41125  Geranium dissectum N. Nicola 2002-4-5 166 Yolo Eastern foothills of inner north coast range, Capay Valley. About 0.4 miles as the crow flies west of Guinda. Comment
  UCD56700  Geranium molle Ellen Dean; M. Bibbo 2007-3-23 3393 Yolo Tuleyome Ireland Ranch. In inner coast range northwest of the City of Winters between Salt Creek and Enos Creek, just north of Wild Cow Mountain. SW portion of ranch. 649 Comment
  UCD67943  Geranium molle Julie Knorr 1977-4-16 7 Yolo Hwy. 128, 6.4 mi. W. of Monticello Dam, steep north-facing slope. 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
  UCD70205  Gilia capitata D. Sanchez-Mata 1998-6-24 s.n. Yolo Rumsey. Cache Creek Ridge. Cache Creek Canyon Regional Park. Dense chamise chaparral (Adenostomion fasciculatae Rivas-Martinez 1997). 210 Comment
  UCD117700  Gilia capitata subsp. capitata M. Wiesendanger 1927-5-4 649 Yolo Putah Canyon. Comment
  UCD73664  Gilia tricolor Ayzik Solomeshch 2005-4-10 s. n. Yolo Audubon Bobcat Ranch, northwest of the city of Winters. Northeastern part of ranch, Maxwell Flat area, accessed by private road that is at the end of Moody Slough Rd. 71 Comment
  SEINET5732136 Image available Gilia tricolor Roy H. Saigo 1961-1 4 Yolo 4 miles west of Winters.; Winters Comment
  UCD117946  Gilia tricolor Beecher Crampton 1982-3-8 9816 Yolo 5 miles west of Winters. Comment
  UCD117961  Gilia tricolor Ogden C. Riddle 1942-3-29 32 Yolo Hill across creek north of 'cannon ball,' Putah Creek. Comment
  UCD39506  Gilia tricolor Beecher Crampton 1982-3-8 9816 Yolo California. Yolo County, 5 miles west of Winters. Comment
  UC106696  Gilia tricolor subsp. tricolor J. W. Blankinship 1893-1 Yolo Woodland Comment
  UCD124910  Glechoma hederacea W. R. Russell 1949-4-22 s.n. Yolo Davis. 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
  UCD35687  Glycyrrhiza lepidota Beecher Crampton 1959-4-20 5176 Yolo Yolo County; 3.5 miles west of Winters. Comment
  CAS-BOT-BC303347  Gnaphalium palustre A. A. Heller; H. E. Brown 1902-5-21 5575 Yolo Near Madison Comment
  UCD38839  Gnaphalium palustre Beecher Crampton 1958-6-27 4991 Yolo along county road 99 about three miles northwest of Davis. Comment
  UCD131655  Grindelia camporum G. F. Hrusa; T. D. Wilfred 1996-12-19 13594 Yolo on canal side of levee along Tule Canal approx. 1/3 mile east of Interstate 5 and 1/4 mile north of Sacramento River on south side of Yolo Bypass. 15 Comment
  UCD132496  Grindelia camporum J. D. Skoss 1948-5-30 s.n. Yolo 5 miles west of Davis on road to Winters. Comment
  UCR36583  Grindelia camporum A. C. Sanders 1984-6-18 5057 Yolo Sacramento Valley, Sacramento Bypass near Bryte, just NW of Sacramento, bed of the bypass 1 mi west of the Sacramento River 5 Comment
  CDA32972  Grindelia camporum Dave Minnesang & Phyllis Hiatt 1979-6-7 Yolo South of Davis on Road 106; Glides Tule Ranch. 0 Comment
  CAS-BOT-BC314678  Grindelia hirsutula A. A. Heller; H. E. Brown 1902-5-21 5578 Yolo Near Madison Comment
  POM58284  Grindelia hirsutula var. davyi A. A. Heller, H. E. Brown 1902-5-21 5578 Yolo Near Madison Comment
  UCR257081  Grindelia hirsutula var. davyi George K. Helmkamp, Mary Alice Barnes 2013-5-8 20513 Yolo Southern Sacramento Valley, Yolo Bypass Wildlife Area, 0.9 mile southeast of the junction of Chiles Road and I-80, between Sacramento and Davis 13 Comment
  UCD85142  Hainardia cylindrica Beecher Crampton 1953-5-5 1208 Yolo Yolo County, 2.5 miles northeast of city of Davis, along County Road 102. Comment
  UCD86151  Hainardia cylindrica Beecher Crampton 1953-5-5 1208 Yolo Yolo County, 2.5 miles northeast of city of Davis, along County Road 102. Comment
  SEINET11695752  Hainardia cylindrica Unknown 1953-5-5 1208 Yolo 2.5 mi NE of Davis, along Road 102 Comment
  UCD132744  Helenium puberulum A. S. Crafts 1926-7-8 455 Yolo University Farm Campus, Davis. Comment
  UCD161409  Helianthella californica Craig Thomsen 2006-6-10 2654 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
  UCD41048  Helianthus annuus Carol W. Witham 2003-8-8 979 Yolo DFG Tule Ranch vernal pools. Approximately 8 miles southeast of Davis. Southeast of the junctions of County Roads 38 and 105. 4 Comment
  CDA6199  Helianthus annuus T. C. Fuller 1965-7-23 13851 Yolo On berm at base of north levee for 0.1 mile in Sacramento Bypass, 0.1 mile west of weir, 1 mile northwest of Bryte. 0 Comment
  CDA6203  Helianthus annuus T. C. Fuller 1965-7-23 13851 Yolo On berm at base of north levee for 0.1 mile in Sacramento Bypass, 0.1 mile west of weir, 1 mile northwest of Bryte. 0 Comment
  JEPS41111  Helianthus bolanderi Rimo Bacigalupi, L. R. Heckard, and C. L. Custer 1965-10-4 9122 Yolo 1 1/8 mi ene Woodland (along Kentucky Ave. (Road 20), ca 1/4 mi n of Sewage Disposal Plant) 10 Comment
  UCD132897  Helianthus bolanderi A. S. Crafts 1926-7-8 472 Yolo University Farm Campus, Davis. Comment
  UCD41088  Heliotropium N. Nicola 2003-7-3 400 Yolo Sacramento Valley, Davis residence. Comment
  CHSC97930  Heliotropium curassavicum W. S. Ball 1931-10-1 Yolo Near Davis. Comment
  UCD81552  Heliotropium curassavicum var. oculatum W. W. Robbins; W. D. Norton 1928-8-1 1423 Yolo near Clarksburg. Comment
  UCD73730  Helminthotheca echioides Ayzik Solomeshch 2004-5-23 s. n. Yolo Audubon Bobcat Ranch, west of the city of Winters. Southeastern corner of ranch. 83 Comment
  UCD81067  Helminthotheca echioides Ellen Dean; Drew Maraglia 2009-4-15 5430 Yolo city of Woodland. Woodland Regional Park. East side of County Road 102, just south of County Road 25. 9 Comment
  CAS-BOT-BC309973  Hemizonia congesta subsp. luzulifolia David D. Keck 1933-10-28 2593 Yolo 1/2 mi. W. of Yolo Causeway, on road from Sacramento to Davis Comment
  CHSC59300  Hemizonia congesta subsp. luzulifolia Fleur Ng'weno 1991-11-1 DQ 51 Yolo D-Q University County Road 31, 9 mi. west of Davis city center. 29 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
  UCD21336  Hemizonia congesta subsp. luzulifolia J. Shepard 2000-7-9 327 Yolo Yolo County Grasslands Park: East of Davis, from intersection of I-80 and Mace Blvd., 3.5 mi. south on Mace Blvd. (County Road 104), thence east along unpaved entrance road, almost to Dept. of Defense property line, thence south along narrow track. 12 Comment
  UCD23195  Hemizonia congesta subsp. luzulifolia A. Solomeshch 2002-4-30 s.n. Yolo Glide Ranch. 2.5 miles SSE from intersection of Rd 105 and Rd 38. Comment
  UCD35196  Hemizonia congesta subsp. luzulifolia Beecher Crampton 1953-9-30 1627 Yolo 1.5 miles northeast of Davis. Comment
  UCD73624  Hemizonia congesta subsp. luzulifolia Ellen Dean; Elizabeth Goebel 2008-4-7 4751 Yolo Audubon Bobcat Ranch, northwest of the city of Winters. Maxwell Flat, west of Dry Creek road crossing. 83 Comment
  UC1999790  Hemizonia congesta subsp. luzulifolia H. E. M. Dobson 1977-10-15 280 Yolo 3 miles west of Winters. Comment
  UCD133000  Hemizonia congesta subsp. luzulifolia Wm. E. Moon 1961-10-27 s.n. Yolo ca. 7 miles west of Davis. County Road 95. Wm. E. Moon Ranch. Comment
  UCD144283  Hesperevax caulescens Carol W. Witham 2003-4-7 886 Yolo DFG Tule Ranch vernal pools. Approximately 8 miles southeast of Davis. Southeast of the junctions of County Roads 38 and 105. 4 Comment
  CHSC100212  Hesperevax sparsiflora var. sparsiflora John Dittes 2007-5-6 1449 Yolo Inner North Coast Range; Vaca Mountains (eastern edge); Audubon bobcat Ranch; ca. 4.0 air-miles northeast of Monticello Dam, ca. 0.6 air-mile southwest of confluence of Enos Creek and Dry Creek. 111 Comment
  UCD18216  Hesperis matronalis Joe Ditomaso 2001-4-10 s.n. Yolo City of Davis, 8th St. and Eureka. Comment
  CDA9359  Heteromeles arbutifolia M. Beyers, M. Keyhani 2013-11-23 1038 Yolo Inner North Coast Ranges; Highway 128, south side of highway's edge. West of the Monticello Dam near a fishing pull-out on the north side of Putah Creek. 51 Comment
  SBBG50766  Heteromeles arbutifolia J. Kruse 1969-5-28 29 Yolo jct of Pleasants Valley Rd and Putah Crk Rd; 10 mi W of Davis 76 Comment
  UCD113318  Heteromeles arbutifolia G. 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
  JEPS2481  Heterotheca oregona var. scaberrima W. L. Jepson 1887-9-17 14677 Yolo near Winters; Putah Creek Comment
  UCD18444  Hibiscus trionum A. M. Shapiro 2000-7-1 s.n. Yolo city of Woodland, near railroad tracks and Gibson Rd. Comment
  UCD55483  Hirschfeldia incana J. Shepard 2003-6-15 608 Yolo Yolo County Grasslands Park: East of Davis, from intersection of I-80 and Mace Blvd., 3.5 mi. south on Mace Blvd. (County Road 104), thence east on unpaved entrance road .1 mi. to parking lot on south side of road. 12 Comment
  UCD82145  Hirschfeldia incana Jean Shepard 2000-5-20 261 Yolo Yolo County Grasslands Park: East of Davis, from intersection of I-80 and Mace Blvd., 3.5 mi. south on Mace Blvd. (County Road 104), thence east along unpaved entrance road, past parking lot on the south side. Between entrance road and easternmost parking lot, growing in a 4-foot mound of topsoil used as an archery backstop. 12 Comment
  UCD115130  Hirschfeldia incana P. B. Kennedy Date unknown s.n. Yolo Univ. Farm - Davis. Comment
  UCD82164  Hirschfeldia incana J. Shepard 2000-6-30 320 Yolo South of Davis, along Mace Blvd. (County Road 104), south of Putah Creek. 12 Comment
  CDA20589  Hoita macrostachya P. Akers 2005-9-22 s.n. Yolo Inner North Coast Ranges; Cold Creek Canyon in Stebbins UC Reserve, E end of Lake Berryesa. 0 Comment
  UCD164516  Holocarpha virgata Craig D. Thomsen 2006-8-16 2703 Yolo Camp Haswell County Park. 304 Comment
  UCD41047  Holocarpha virgata subsp. virgata Carol W. Witham 2003-8-8 978 Yolo DFG Tule Ranch vernal pools. Approximately 8 miles southeast of Davis. Southeast of the junctions of County Roads 38 and 105. 4 Comment
  UCD36159  Hordeum brachyantherum Beecher Crampton 1953-3-16 1008 Yolo City of Madison. Comment
  UCD85405  Hordeum brachyantherum Fleur Ng'weno 1989-5-5 DQ 37 Yolo D-Q University County Road 31, 9 miles west of Davis city center. 30 Comment
  UCD36191  Hordeum brachyantherum subsp. brachyantherum Beecher Crampton 1953-4-11 1072 Yolo 6 miles southeast of city of Woodland, near ditch supplying rice field. Comment
  RSA699313  Hordeum depressum Lois Weston 1942-4-20 1128 Yolo Davis. Comment
  UCD21418  Hordeum depressum J. Shepard 2002-4-21 509 Yolo Yolo County Grasslands Park: East of Davis, from intersection of I-80 and Mace Blvd., 3.5 mi. south on Mace Blvd. (County Road 104), thence east along unpaved entrance road to Department of Defense fence. South to first large vernal pool - just north of pool. 12 Comment
  UCD35375  Hordeum depressum Beecher Crampton 1956-4-9 3241 Yolo Winters. Comment
  UCD85600  Hordeum depressum Beecher Crampton 1954-3-23 1748 Yolo 1.5 miles north of Davis. Comment
  UCD85633  Hordeum depressum R. Tofsrud 1949-4-1 s.n. Yolo Davis Railroad Tower. Comment
  CAS-BOT-BC285085  Hordeum marinum subsp. gussoneanum A. A. Heller 1902-4-30 5422 Yolo Black's Comment
  UCD21400  Hordeum marinum subsp. gussoneanum J. Shepard 2001-5-6 444 Yolo Yolo County Grasslands Park: East of Davis, from intersection of I-80 and Mace Blvd., 3.5 mi. south on Mace Blvd. (County Road 104), thence east 0.1 miles along unpaved entrance road, on the north side. Growing in the Soaring Society field. 12 Comment
  UCD85905  Hordeum marinum subsp. gussoneanum M. Wiesendanger 1927-4-29 586 Yolo Davis. Comment
  UCR220388  Hordeum marinum subsp. gussoneanum Jean V. Shepard 2000-5-1 163 Yolo Sacramento Valley, Yolo County Grasslands Park, east of Davis, 4 mi south on Mace Blvd. (Co. Road 104) from intersection of Hwy I-80 and Mace Blvd., east along unpaved entrance road, straight to east boundary of park south of track in field 12 Comment
  UCD85933  Hordeum murinum C. G. Baughn 1949-5-15 42 Yolo Davis. Comment
  RSA0018629  Hordeum murinum Keith E. Hoffmaster 1946-4-15 1071 Yolo Davis. Comment
  SEINET9348938  Hordeum murinum Unknown 1988-8-16 18656 Yolo UC Davis Campus Comment
  HSC101407  Hordeum murinum subsp. glaucum J. P. Smith 2011-4-27 13142 Yolo Along State Route 16 at its junction with County Road 8 93 Comment
  UCD35379  Hordeum murinum subsp. glaucum Beecher Crampton 1956-3-19 3230 Yolo Davis. 5th St. between C and D St. Comment
  UCD36160  Hordeum murinum subsp. glaucum Beecher Crampton 1953-3-17 1010 Yolo City of Davis, vacant lot along B Street. Comment
  UCD37786  Hordeum murinum subsp. glaucum Beecher Crampton 1962-3-30 6095 Yolo Davis, Vacant lot on eastern side of B Street between 1st and 2nd Streets. Comment
  UCD58038  Hordeum murinum subsp. glaucum Ellen Dean; K. Mawdsley 2007-4-6 3577 Yolo Tuleyome Ireland Ranch. In inner coast range, northwest of the City of Winters, between Salt Creek and Enos Creek, just north of Wild Cow Mountain. SE portion of ranch. 450 Comment
  UCD86139  Hordeum murinum subsp. glaucum Beecher Crampton 1956-3-19 3230 Yolo Davis. 5th St. between C and D St. Comment
  UCR151575  Hordeum murinum subsp. glaucum Beecher Crampton 1962-3-30 6096 Yolo Sacramento Valley, City of Davis 15 Comment
  SBBG115653  Hordeum murinum subsp. leporinum B. Crampton 1964-4-7 6915 Yolo Davis, Southern Pacific Railroad Comment
  UCD36326  Hordeum murinum subsp. leporinum Beecher Crampton 1953-5-26 1343 Yolo Davis. Vacant lot. Comment
  UCD70195  Hordeum murinum subsp. leporinum D. Sanchez-Mata 1998-6-24 s.n. Yolo Capay Valley. Salt Creek between Capay and Cadenasso. 100 Comment
  UCR118793  Hordeum murinum subsp. leporinum Beecher Crampton 1953-3-17 1010 Yolo Sacramento Valley, city of Davis, vacant lot along B Street 15 Comment
  UCD86532  Hordeum vulgare J. Hardison 1989-5-11 132 Yolo Davis. Between Russell Blvd. and bike path. Comment
  CDA21265  Hypericum mutilum G. F. Hrusa, C. & E. Dogwin 2007-10-24 17082 Yolo Sacramento Delta; Yolo Co. Boat Launch, W side of Sacramento River, approx. 1 mi. N of Hood (Sacramento Co.). 7 Comment
  CDA18905  Hypericum perforatum J. Young 2000-5-31 PDR 050401 Yolo Sacramento Valley; near the River Rd. and I-5, West Sacramento. 0 Comment
  CDA36939  Hypochaeris glabra 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
  UCD41028  Hypochaeris glabra Carol W. Witham 2003-4-19 960 Yolo DFG Tule Ranch vernal pools. Approximately 8 miles southeast of Davis. Southeast of the junctions of County Roads 38 and 105. 4 Comment
  CAS-BOT-BC508355  Ipheion June McCaskill; W. A. Harvey; Katherine Onaga 1965-3-31 696 Yolo 316 C Street, Davis Comment
  UCD126557  Ipomoea hederifolia W. W. Mackie 1924-9-6 s.n. Yolo University Farm, Davis. Comment
  UCD39776  Ipomoea purpurea Beecher Crampton 1976-11-12 s.n. Yolo Davis. Comment
  CAS-BOT-BC324751  Iva axillaris Beecher Crampton 1959-5-11 5206 Yolo About 7 miles west of Winters, Vaca Mtns., margin of flood plain of Putah Creek Comment
  UC1087500  Jacobinia ghiesbreghtiana June McCaskill 1956-4-8 551 Yolo Landscape Management Greenhouse at Field Headquarters, University of California, Davis, Yolo County, California. Comment
  SEINET10911495  Juglans Stephanie Frischie 2000-10-14 Frischie 150 Yolo Davis Farmers' Market, Davis, CA. Comment
  UCD163602  Juglans Ellen Dean 2016-4-12 8836 Yolo city of Davis. Along Russell Blvd. between Arthur and Arlington, south side of the street. 15 Comment
  UCD110256  Juglans californica B. Tanjoco; E. Larimer 2002-4-27 12 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. NW corner of deer vivarium. 21 Comment
  UC1350118  Juglans californica var. hindsii D. E. Stone 1964-8-4 1775 Yolo on CA 16 at Elkhorn Ferry (near Sacramento River, 7.5 mi e of Woodland) 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
  UCD110272  Juglans hindsii G. F. Hrusa 1994-4-9 11736 Yolo University of California, Davis: Putah Creek Riparian Reserve. Approximately 1/2 m. W of Hopkins Rd. terminus. 50 Comment
  UCD142934  Juglans hindsii Ellen Dean; T. Starbuck 2013-10-5 8002 Yolo North side of Putah Creek, west of the Yolo Bypass at Los Rios Farms. Northeast of the intersection of County Roads 35 and 106. Along dirt road in Los Rios Farms bordering Department of Fish and Wildlife lands. 4 Comment
  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
  CDA36930  Juncus bufonius CDFA Staff 1995-5-1 s.n. Yolo Rominger Prop., north of County Road 19, east of County Road 92C, west of County Road 94B. 0 Comment
  UCD147180  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
  UCD34466  Juncus bufonius Beecher Crampton 1985-4-10 9910 Yolo 3.5 miles S.E. of Woodland. Comment
  UCD80946  Juncus bufonius Ellen Dean; F. Singh, L. Raber, C. Kraintz, R. Ghaffarzadeh 2009-4-1 5349 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
  UCD20518  Juniperus californica E. Dean; w/ Rob Weiss, Layne Huiet, and Kate Mawdsley 2002-6-2 1090 Yolo McLaughlin UC Reserve. Along Rayhouse Rd. N side of Davis Creek resevoir. 0.6 road miles E of intersection with Soda Springs road. Downslope side of road. 463 Comment
  UCD20533  Juniperus oxycedrus Andrew T. Leiser 1984-3-18 s.n. Yolo Yolo County, Clarksburg, Clarksburg Community Church. Comment
  SEINET8057807 Image available Juniperus virginiana June McCaskill 1955-8-4 389 Yolo In front of Davis High School, 23 Russell Boulevard, Davis Comment
  UC1745988  Keckiella corymbosa Annetta M. Carter and Louise Kellogg 1953-6-20 3238 Yolo Cache Creek, 4 mi. N of Rumsey. Comment
  NY790326  Keckiella lemmonii R. J. Stinchfield 1916-6-26 351 Yolo Road crossing Buckeye Creek near County line warehouse Comment
  UCD41144  Keckiella lemmonii C. Holn 2002-1 237 Yolo Eastern foothills of inner north coast range, Capay Valley. Just north of Rumsey, Rd. 41, Lowrey Ranch. Comment
  UCD59388  Keckiella lemmonii Ellen Dean; Kate Mawdsley 2007-6-8 3862 Yolo Tuleyome Ireland Ranch, Inner Coast Ranges, northwest of the city of Winters, between Salt Creek and Enos Creek, just N of Wild Cow Mtn. Central part of ranch in large canyon that runs northwest to southeast. 560 Comment
  UCD97109  Keckiella lemmonii Ellen Dean; C. Loughran, A. Fuller 2011-5-8 7009 Yolo Yolo County. Audubon Bobcat Ranch. Lands to the north of Hwy 128, just E of Monticello Dam. Bray Canyon. About two thirds of the way up the canyon, small side canyon mouth (just north of side canyon with salt spring) on east side of Bray Creek. Comment
  UCD123849  Kickxia elatine A. S. Crafts 1926-7-8 485 Yolo University Farm 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
  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
  UCD123848  Kickxia elatine A. S. Crafts 1935-7-3 s.n. Yolo Davis. Comment
  UCD133512  Lactuca Collector unknown Date Unknown s.n. Yolo UC Davis campus. Comment
  UCD133515  Lactuca saligna Charles B. Heiser Jr. 1946-9-1 s.n. Yolo Davis. Comment
  UCD133522  Lactuca saligna R. N. Raynor 1937-9-11 s.n. Yolo Truck Crops field, University Farm, Davis. 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
  UC91982  Lactuca sativa J. W. Blankinship 1892-9-7 Yolo Woodland Comment
  UCD132424  Lactuca serriola Beecher Crampton 1957-10-25 4640 Yolo West Sacramento, along the US Hwy. 40 freeway. Comment
  UCD133534  Lactuca serriola A. S. Crafts 1926-7-8 419 Yolo University Farm Campus. Davis. Comment
  UCD38757  Lactuca serriola Beecher Crampton 1957-10-25 4639 Yolo West Sacramento, along the US Hwy. 40 freeway. 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
  UCD18425  Lactuca serriola Gabor Bethlenfalvay 1973-4-23 9 Yolo city of Davis, Russell Blvd. and La Rue Rd. 15 Comment
  UC89195  Lagophylla minor C. F. Baker 1903-5-8 2892 Yolo along banks Cache Creek Canyon Comment
  UCD59328  Lagophylla minor Ellen Dean; Kate Mawdsley 2007-5-11 3752 Yolo Tuleyome Ireland Ranch. In inner coast range, northwest of the City of Winters, between Salt Creek and Enos Creek, just north of Wild Cow Mountain. Central part of ranch, along trail leaving loop road and heading east. 626 Comment
  CAS-BOT-BC341455  Lagophylla ramosissima Roxana Stinchfield 1916-6-25 319 Yolo Mouth of Buckeye Creek Comment
  UCD133634  Lagophylla ramosissima Collector Unknown 1925-6-3 s.n. Yolo Causeway. Comment
  CAS-BOT-BC274321  Lagurus ovatus P. B. Kennedy No date on label s.n. Yolo Davis Comment
  UCD149348  Lamium amplexicaule W. M. Herms 1949-3-10 s.n. Yolo Putah Canyon. 60 Comment
  UCR237589  Lamium amplexicaule George K. Helmkamp, E. A. Helmkamp 2012-3-9 18616 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
  RSA409533  Lamium amplexicaule Glenn A. Gorelick 1966-3-22 s.n. Yolo Behind Hoagland Hall, UCD [Univ. of California Davis] campus. Comment
  UCD124754  Lamium amplexicaule Beecher Crampton 1955-3-7 2317 Yolo city of Davis, University of California Agronomy Plots. Comment
  UCD125096  Lamium amplexicaule Ogden C. Riddle 1942-4-7 58 Yolo In barley nursery, Agronomy farm, Davis. Comment
  UCD37782  Lamium amplexicaule Beecher Crampton 1962-3-13 6087 Yolo Davis, University of California campus, Agronomy plot east of warehouse. Comment
  UCD81027  Lasthenia californica subsp. californica Ellen Dean 2009-4-1 5370 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
  RSA10424  Lasthenia fremontii C. B. Wolf 1928-5-8 2144 Yolo Sacramento Valley; 12 miles north of Dixon. Comment
  SBBG115699  Lasthenia fremontii B. Crampton 1996-4-22 10332 Yolo 3.5 mi SE of Woodland, along Mavis Henson (Field) Rd, just E of jct with county Rd 102 and just S of Rd 25 Comment
  UCD144286  Lasthenia fremontii Carol W. Witham 2003-4-7 881 Yolo DFG Tule Ranch vernal pools. Approximately 8 miles southeast of Davis. Southeast of the junctions of County Roads 38 and 105. 4 Comment
  UCD144287  Lasthenia fremontii Carol W. Witham 2003-4-7 881 Yolo DFG Tule Ranch vernal pools. Approximately 8 miles southeast of Davis. Southeast of the junctions of County Roads 38 and 105. 4 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
  CAS-BOT-BC352766  Lasthenia fremontii Beecher Crampton 1996-4-22 10332 Yolo 3.5 miles SE of Woodland, along Mavis-Henson (Field) road, just E of its jct. with county road 102 and just S of road 25 Comment
  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
  CAS-BOT-BC355509  Lasthenia glaberrima David D. Keck 1946-4-27 5538 Yolo West end of Yolo Causeway, between Sacramento and Davis, 6 Comment
  UCD33788  Lasthenia glaberrima Beecher Crampton 1973-4-16 8917 Yolo 1 mile SW of Saxon Station. Comment
  CDA25772  Lasthenia glabrata D. G. Kelch 2008-2-11 8 .013 Yolo West Sacramento. In round formed by I-80 exit at Harbor Blvd (SE corner). 0 Comment
  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
  UCD133768  Lasthenia glabrata Malcolm A. Nobs; S. Galen Smith 1951-4-2 1915 Yolo along Highway #40, between Yolo Causeway and Davis. Comment
  CAS-BOT-BC328110  Lasthenia glabrata subsp. coulteri Roxana S. Ferris 1917-4-20 697 Yolo Tule land near Dunnigan Comment
  JEPS35384  Lasthenia glabrata subsp. glabrata W. L. Jepson 1940-5-17 19927 Yolo 7 mi e Davis Comment
  UC1191982  Lasthenia glabrata subsp. glabrata Malcolm A. Nobs and S. Galen Smith 1951-4-2 1915 Yolo along Highway #40 (between Yolo Causeway and Davis) Comment
  UC90038  Lasthenia glabrata subsp. glabrata J. W. Blankinship 1893-5-6 Yolo Woodlands Comment
  UCD133769  Lasthenia glabrata subsp. glabrata Collector unknown 1925-5-21 1636 Yolo Yolo Causeway. Comment
  UCD144292  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
  UCD73127  Lasthenia glabrata subsp. glabrata Ayzik Solomeshch 2003-5-30 s. n. Yolo Department of Fish and Game Glide Tule Ranch, about 8 mi. southeast of Davis. 6 Comment
  CAS-BOT-BC370789  Lasthenia platycarpha Doris K. Kildale 1928-5-8 5036 Yolo 12 miles north of Dixon Comment
  SD70388  Lasthenia platycarpha Robert Ornduff 1958-4-19 4900 Yolo 3.0 miles north of Davis on road to Woodland. Comment
  UCR119142  Lathyrus jepsonii subsp. californicus Beecher Crampton 1961-5-8 5863 Yolo Sacramento Valley, Davis; north city limits along County Road 31. 15 Comment
  UCD41165  Lathyrus vestitus C. Holn 2002-4-15 187 Yolo Eastern foothills of inner north coast range, Capay Valley. Just west of town of Capay. Comment
  UC638788  Lathyrus vestitus var. vestitus Ethel Crum 1938-5-7 1984 Yolo 4 mi n Rumsey (Cache Creek canyon); Inner North Coast Range, Cache Creek 152 Comment
  UCD18397  Laurus J. McCaskill and B. Kasapligil 197_? s.n. Yolo city of Davis, NE corner of 3rd and G Sts. Comment
  SEINET12323493  Lavandula dentata W. R. Russell 1954-1 s.n. Yolo Davis, University of California campus, along S side of Health Center Comment
  CAS-BOT-BC323862  Layia chrysanthemoides W. D. Hamilton 1946-4-19 s.n. Yolo 3 miles N of Davis. Comment
  RSA10425  Layia chrysanthemoides C. B. Wolf 1928-5-8 2143 Yolo Sacramento Valley; 12 miles north of Dixon. Comment
  CDA8133  Layia chrysanthemoides University Farm 1925-5-21 1672 Yolo Causeway. 0 Comment
  RSA695574  Layia chrysanthemoides Keith E. Hoffmaster 1946-4-19 1052 Yolo 3-4 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
  UCD133942  Layia chrysanthemoides Ethel H. Hyde 1940-4-8 s.n. Yolo north of Davis. Comment
  UCD23364  Layia chrysanthemoides Steven E. Smith 1977-4-8 2 Yolo Yellow corolla, white on petal margins, plants erect, 20-30 cm in height, taprooted. Valley grassland (pasture) edge of dry vernal pool. Heavy clay soil, low soil moisture. Pool 100 meters east of Road 105, half mile south of Road 38, 4.3 miles northeast of Yolano. 15 Comment
  UCD37912  Layia fremontii Beecher Crampton 1962-5-1 6356 Yolo Saxon Station, 7 miles southeast of city of Davis. Comment
  SEINET5614223 Image available Layia platyglossa Unknown 1974-1 7 Yolo Yolo County, Davis north of Covell twards Woodland. In a grassy field near roadside, dry dirt. Flws. yellow with white tips and black centers. Comment
  UCD63082  Layia septentrionalis Ellen Dean 2008-4-9 4791 Yolo Tuleyome Ireland Ranch. Central part of Ranch adjacent to southern boundary in small canyon that is east of main canyon. 593 Comment
  UCR119082  Leersia oryzoides Beecher Crampton 1952-10-12 862 Yolo Sacramento Valley, City of Davis, along Putah Creek. 15 Comment
  UCD33555  Leersia oryzoides Beecher Crampton 1969-10-21 8525 Yolo Yolo County, Putah Creek bed, S.E. of University airport. Comment
  CAS-BOT-BC88688  Lepidium acutidens Carl B. Wolf 1937-3-28 8323 Yolo Sacramento Valley, 6.5 miles south of Woodland. 18 Comment
  UCD115212  Lepidium acutidens K. Esau; M. Phillips 1929-4-11 1891 Yolo Davis. Comment
  UCD120207  Lepidium acutidens Ellen Dean 2012-4-19 7322 Yolo Along C.R. 103 near Conaway Ranch, east side of road. About 1 mile south of C.R. 25. Remnant alkali plain vegetation in weedy roadside. 10 Comment
  CAS-BOT-BC88742  Lepidium appelianum M. P. Bellue 1932-8-10 s.n. Yolo Tiger Inn, West Sacramento. Comment
  UCD115265  Lepidium appelianum A. S. Crafts 1937-9-4 s.n. Yolo Davis. Comment
  UCD115271  Lepidium appelianum A. S. Crafts 1937-9-4 s.n. Yolo Davis. Comment
  UCD115274  Lepidium appelianum A. S. Crafts 1935-9-15 s.n. Yolo Woodland. Comment
  CDA37114  Lepidium chalepense D. B. Joley 1976-6-11 9 Yolo Vicinity of Clarksburg. 0 Comment
  CAS-BOT-BC88669  Lepidium coronopus Beecher Crampton 1965-6-29 7390 Yolo 5 miles east of Davis, Yolo Bypass. Comment
  RSA0028768  Lepidium coronopus Beecher Crampton 1956-7-13 3710 Yolo Yolo Bypass. Comment
  UCD81028  Lepidium dictyotum Ellen Dean 2009-4-1 5371 Yolo city of Woodland. Mavis Henson field property on the east side of County Road 102, just south of County Road 25. Property owned by city of Woodland. Western side of property, near Mavis Henson sign. 9 Comment
  RSA20862  Lepidium dictyotum var. acutidens C. B. Wolf 1937-3-28 8323 Yolo Sacramento Valley, 6.5 miles south of Woodland. 18 Comment
  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
  CAS-BOT-BC89248  Lepidium draba M. P. Bellue 1932-8-10 s.n. Yolo Tiger Inn, West Sacramento. Comment
  UCD35648  Lepidium draba Beecher Crampton 1959-6-11 5351 Yolo West Sacramento, along Galveston Street. Comment
  UCD80974  Lepidium draba Ellen Dean; R. Rawson, J. Herford, A. Weidling, H. McGinnis 2009-4-1 5357 Yolo city of Woodland. Mavis Henson field property on the east side of County Road 102, just south of County Road 25. Property owned by city of Woodland. Western side of property used by model airplane club. 9 Comment
  CAS-BOT-BC89247  Lepidium draba Bellue; Cowley 1932-7-1 s.n. Yolo Unspecified. Comment
  UCD115373  Lepidium draba Dr. A. S. Crafts 1936-3-10 s.n. Yolo Woodland. Comment
  UCD115448  Lepidium draba J. D. Skoss 1948-5-30 s.n. Yolo Radio Station KFBK, U.S. Highway 40. Comment
  UC1607602  Lepidium latifolium Barbara Ertter 1988-10-21 7987 Yolo 1.5 mi n Madison (Cache Creek at Rd 89 crossing just w of I-505, e of gravel pits, ca 10 air mi w of Woodland, Sacramento Valley); Sacramento Valley, Cache Creek 36 Comment
  CDA3792  Lepidium latifolium R. Perkins, William J. Ferlatte 1976-4-1 Yolo American Crystal Sugar Company plant, Clarksburg . 0 Comment
  CAS-BOT-BC89805  Lepidium latipes Doris K. Kildale 1928-5-8 5039 Yolo 12 miles north of Dixon. Comment
  UCD63230  Lepidium latipes Ellen Dean; K. Mawdsley 2008-4-16 4805 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
  UCD73029  Lepidium latipes Ellen Dean; Erika Smith and Casey Woodall 2008-5-12 4910 Yolo City of Woodland Alkali Grassland Preserve managed by Center for Natural Land Management on the south side of County Road 25, west of Road 103. 4 Comment
  UCD18244  Lepidium latipes var. heckardii E. A. Dean; A. Efstratis, K. Mawdsley, T. and M. Starbuck 1998-5-8 451 Yolo SE side of city of Woodland, SE junction of roads 102 and 25, south side of road 25. Comment
  UCR179378  Lepidium latipes var. heckardii Carol W. Witham 2003-4-7 871 Yolo DFG Tule Ranch vernal pools. Approximately 8 miles southeast of Davis. Southeast of the junctions of County Roads 38 and 105 Comment
  UCD115776  Lepidium nitidum A. A. Beetle 1945-1-20 3076 Yolo West of Winters in Putah Canyon. Comment
  UCD144774  Lepidium nitidum Carol W. Witham 2003-4-7 900 Yolo DFG Tule Ranch vernal pools. Approximately 8 miles southeast of Davis. Southeast of the junctions of County Roads 38 and 105. 4 Comment
  UCD21349  Lepidium nitidum J. Shepard 2001-1-28 360 Yolo Yolo County Grasslands Park: East of Davis, from intersection of I-80 and Mace Blvd., 3.5 mi. south on Mace Blvd. (County Road 104), thence east along unpaved entrance road. North of northern parking lot, then east, amidst archery ranges. 12 Comment
  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
  UCD115777  Lepidium nitidum Roy Y. Berg 1965-2-28 RYB 8375 Yolo County Rd. 101A (extending N from H-Street along railroad tracks), 0.7 miles N of intersection with county Rd. 31. Between road and railroad track. Comment
  UCD115812  Lepidium nitidum Robert E. Preston 1996-3-23 910 Yolo ca. 1.9 mi NNE of Davis, on N side of Rd 28H, 0.4 mi E of Rd 103. 9 Comment
  UCD115825  Lepidium nitidum J. M. Tucker 1951-2-22 2029 Yolo ca. 1 mile north of Davis. 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
  UCR219524  Lepidium nitidum var. nitidum Jean V. Shepard 2004-3-7 629 Yolo Sacramento Valley, Yolo County Grasslands Park, east of Davis, 3.5 mi south on Mace Blvd. (Co. Road 104) from intersection of Hwy I-80 and Mace Blvd., 0.4 mi east on unpaved entrance road to Dept. of Defense fence, and 50 yards south 12 Comment
  UCD115755  Lepidium oblongum Beecher Crampton 1977-5-31 9498 Yolo Davis, at the Davis Senior High School. Comment
  UCD115768  Lepidium oxycarpum J. M. Tucker 1951-2-24 2037 Yolo Off Highway 99W, ca. 3 miles northwest of Davis. Comment
  UCD81058  Lepidium pinnatifidum Ellen Dean; G. Harrington, T. Starbuck 2009-5-13 5594 Yolo city of Woodland. Woodland Regional Park. East side of County Road 102, just south of County Road 25. Old rodeo area with bare areas where buildings used to be. 9 Comment
  CDA33313  Lepidium strictum V. Popescu, Dale Woods 2010-3-23 s.n. Yolo Grassland Park; vernal pool area. 0 Comment
  RSA590199  Lepidium strictum Michael A. Vincent, Robert M. Rhode 1996-3-30 7263 Yolo Cache Creek Canyon Regional Park, Lower Site, along St. Hwy. 16, ca. 2 miles S of Colusa Co. Line. Comment
  UCD21237  Lepidium strictum J. Shepard 2000-4-9 119 b Yolo Yolo County Grasslands Park: East of Davis, from intersection of I-80 and Mace Blvd., 3.5 mi. south on Mace Blvd. (County Road 104), thence east along unpaved entrance road. In field south of entrance road, east of all archery ranges. 12 Comment
  CDA19776  Leptochloa fascicularis Condos 2001-9-4 PDR P 190535 Yolo Sacramento Valley; Calgene greenhouse in Davis. 0 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
  RSA212163  Leptochloa fusca subsp. fascicularis L. S. Rose 1969-6-23 69041 Yolo 2 miles SW. of Knights Landing 15 Comment
  RSA734061  Leptochloa fusca subsp. fascicularis Beecher Crampton 1961-5-22 5876 Yolo Yolo Count, 3 miles west of city of Winters, along State Highway 128. Comment
  UC1950418  Leptochloa fusca subsp. fascicularis Barbara Ertter 1988-10-21 7992 Yolo Cache Creek at Rd 89 crossing just W of I-505, E of gravel pits 1.5 mi N of Madison, ca 10 airmiles W of Woodland, Sacramento Valley Comment
  UCD41067  Leptochloa fusca subsp. fascicularis Carol W. Witham 2003-8-8 998 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-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
  UCD15041  Leptosiphon androsaceus Bruce Potter 1977-4-11 8 Yolo California, Yolo Co,; 1.6 miles east of Monticello Dam along Highway 128, approx. 0.5 miles west of Putah Creek Public Fishing Access and directly above Bray Canyon; 121 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
  UCD39051  Leptosiphon liniflorus Beecher Crampton 1962-5-1 6353 Yolo 5.5 miles southeast of Davis (in direct line) jct. County Roads 106 A and 35. Comment
  UC1087490  Leucophyllum frutescens June McCaskill 1956-10-17 509 Yolo in front yard at 61 College Park, Davis, Yolo County, California. Comment
  UCD21344  Leymus condensatus J. Shepard 2000-10-8 344 Yolo Yolo County Grasslands Park: East of Davis, from intersection of I-80 and Mace Blvd., 3.7 mi. south on Mace Blvd. (County Road 104), thence east approximately 100 yards to row of Quercus lobata seedlings/saplings. 12 Comment
  CDA14299  Leymus triticoides G. F. Hrusa, T. D. Wilfred 1996-5-16 12935 Yolo Central Valley; Rhizomatous colony on e edge of Tule Canal immed. above the tree edge at high water mark. Approx. 3/4 mi. N of I-5. Comment
  SBBG116110  Leymus triticoides B. Crampton 1953-5-28 1348 Yolo city of Bryte Comment
  UCD37954  Leymus triticoides Beecher Crampton 1962-5-28 6470 Yolo Davis. Along Southern Pacific Railroad. Comment
  UCD86633  Leymus triticoides A. A. Beetle 1946-6-1 4709 Yolo Davis Campus. 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
  JEPS58545  Linanthus pygmaeus R. F. Hoover 1938-4-23 3191 Yolo grade on Rumsey to Arbuckle road Comment
  UCR36557  Lippia nodiflora A. C. Sanders 1984-6-18 5052 Yolo Sacramento Valley, Sacramento Bypass near Bryte, just NW of Sacramento, bed of the bypass 1 mi west of the Sacramento River 5 Comment
  SEINET5716966 Image available Liriodendron tulipifera Shirley C. Tucker 1954-1 3766 Yolo Campus of University of California, Davis.; Univ. of California, Davis Comment
  SEINET8190534 Image available Liriodendron tulipifera John Buckhouse 1965-5-23 43 Yolo Lawn area south of Dining Commons, University of California campus, Davis 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
  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
  UCD48202  Lithophragma parviflorum Ryan Knox; E. McDermott, G. Walden 2002-4-13 25 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
  UCD115899  Lobularia maritima Edwin A. Crosby 1952-5-15 41 Yolo 3.9 miles west of Winters. Comment
  UCD160478  Logfia filaginoides Ellen Dean; Craig Thomsen 2015-3-21 8594 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
  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
  UCD65612  Lolium Beecher Crampton 1959-6-10 5348 Yolo Along County Road 31, just north of Davis. Comment
  UCD66064  Lolium multiflorum Beecher Crampton 1961-6-1 5884 Yolo 3 miles S of Woodland. Comment
  UCD66187  Lolium multiflorum Lynn M. Holstein 1979-5-18 4 Yolo Corner of 5th and Poleline Rds. in Davis. Comment
  UCD66244  Lolium multiflorum J. L. Wirka 1995-5-15 Yolo Along Cache Creek in Woodland, E of Road 108. 16 Comment
  UCD66304  Lolium multiflorum R. Tofsrud 1942-1 97 Yolo Near Davis. Comment
  SACT001463  Lolium perenne 1925-6-3 Yolo No collector/determiner listed 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
  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
  HSC10322  Lolium temulentum C. B. Wolf 1928-5-8 2145 Yolo 12 mi. N of Dixon on the Pacific Hwy. Comment
  UCD66629  Lolium temulentum Beecher Crampton 1961-6-1 5886 Yolo 3 miles S of Woodland. Comment
  UCD66654  Lolium temulentum Ogden C. Riddle 1942-4-9 63 Yolo 4 1/2 mi. south and 5 mi. east of Madison on road 97. Comment
  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
  UCD127604  Lomatium californicum Joseph M. DiTomaso 1976-4-9 399 Yolo next to Putah Creek at base of Monticello Dam, Lake Berryessa. Comment
  JEPS16111  Lomatium californicum W. L. Jepson 1924-5-8 10408 Yolo Putah Pass, Devil's Gate, Putah Creek 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
  POM181947  Lomatium dasycarpum subsp. tomentosum Anonymous 1891-11-29 s.n. Yolo Rumsey, Copay Valley Comment
  UCD20012  Lomatium dasycarpum subsp. tomentosum C. H. Lamoureux; Jack, Marie, and Susan Sheets 1957-4-28 1227 Yolo Capay Canyon. Hwy 16, 7.1 miles NW of Rumsey. 0.1 mile SE of Yolo-Colusa County line. 304 Comment
  HSC49086  Lomatium utriculatum J. M. DiTomaso 1979-5-12 987 Yolo 3.9 mi. E of Yolo-Colusa County line on Rd. 128, below Lake Berryessa 76 Comment
  RSA0048654  Lomatium vaginatum Lois Weston 1942-4-24 1256 Yolo Putah Can. Comment
  UCD69417  Lonicera japonica S. Quick 1996-5-19 14 Yolo City of Davis. F Street, within 10 meters of railroad tracks, between 12th and 14th Streets. Disturbed rocky field dominated by grasses. Twining shrub, roughly 2 meters tall. Flowers paired in axils, white, yellowing with maturity. 17 Comment
  UC1585950  Lotus grandiflorus var. grandiflorus Barbara Ertter with Annetta Carter 1989-5-28 8529 Yolo about 5 air mi wsw Rumsey (Rayhouse Road 4.3 mi from Hwy 16, e side of ridge between Blue Ridge and Little Blue Ridge, 0.4 mi below crest at large roadcut, nw Yolo Co.) 731 Comment
  RSA18320  Lotus grandiflorus var. grandiflorus C. F. Baker 1903-5-8 29938 Yolo Summit of Yolo mountains. Comment
  CDA30747  Lotus humistratus M. Beyers 2010-4-3 332 Yolo Along Highway 128, immediately adjacent to westbound traffic just northeast of Putah Creek (and Lake Solano County Park). 48 Comment
  UC917167  Lotus wrangelianus H. Popenoe 1949-4-11 2 Yolo 5.5 mi n Rumsey; Cache Creek 167 Comment
  UCD107115  Ludwigia peploides Chas. Heiser 1947-6-25 1941 Yolo Under E end of Yolo Causeway. Comment
  UCD66059  Ludwigia peploides subsp. montevidensis B. J. Grewell 2005-8-23 05- 15 -LU Yolo Putah Creek at upstream of Los Rios Ranch seasonal crossing, Rd 105 and Rd 35. 7 Comment
  RSA735206  Lupinus Keith E. Hoffmaster 1939-4-6 911 Yolo Putah Canyon. Comment
  RSA735207  Lupinus Keith E. Hoffmaster 1939-4-6 906 Yolo Putah Canyon. Comment
  RSA735366  Lupinus Keith E. Hoffmaster 1946-4-13 1095 Yolo Putah Canyon. Comment
  RSA735367  Lupinus Keith E. Hoffmaster 1939-4-26 944 Yolo Putah Canyon. Comment
  HSC81835  Lupinus albifrons var. albifrons Thomas W. Nelson, Jane P. Nelson 1980-4-27 5099 Yolo Along State Route 16, 6 mi. from Colusa County line. 152 Comment
  CDA36922  Lupinus bicolor 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
  UCD107270  Lupinus bicolor P. B. Kennedy 1915-4-26 27 Yolo Nedicagoplats - Univ Farm, Davis. Comment
  UCD33693  Lupinus bicolor Beecher Crampton 1972-4-3 8779 Yolo 2.25 miles north of Saxon Station (direct line is 4 miles S.E. of Davis). Comment
  UCR207819  Lupinus bicolor George K. Helmkamp, E. A. Helmkamp 2009-3-24 14441 Yolo Inner North Coast Ranges, along CA-128, 4.4 miles west of Winters and beside Putah Creek 43 Comment
  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
  POM10730  Lupinus densiflorus var. aureus C. F. Baker 1903-5-7 3070 Yolo Rumsey. Comment
  UCD107765  Lupinus formosus P. B. Kennedy 1916-7-23 20 Yolo Exact location unknown. Comment
  UCD21345  Lupinus formosus var. formosus J. Shepard 2000-10-8 345 Yolo Yolo County Grasslands Park: East of Davis, from intersection of I-80 and Mace Blvd., 3 mi. south on Mace Blvd. (County Road 104), to County Road 35. In the northwest corner of the park, growing near a grove of trees planted in Spring 2000 (plant may have been incidentally irrigated). 12 Comment
  UCD35963  Lupinus microcarpus Beecher Crampton 1953-3-31 1047 Yolo Madison. Comment
  SEINET8056948  Lupinus microcarpus B. Crampton 1955-4-14 2495 Yolo 1 mile south of Dunnigan 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
  UCD108764  Lupinus microcarpus var. densiflorus Collector Unknown 1952-4-21 s.n. Yolo 5 miles west of Winters, in Putah Canyon. Comment
  UCR206281  Lupinus microcarpus var. densiflorus George K. Helmkamp, E. A. Helmkamp 2009-5-20 14722 Yolo Western Sacramento Valley, Capay Valley; along CA-16, 1.5 miles west of Capay 70 Comment
  UCD108641  Lupinus microcarpus var. densiflorus Shirley L. Cotter 1952-4-27 3458 Yolo Beside Putah Creek, 1 mile west of Winters. Comment
  CAS-BOT-BC8264  Lupinus microcarpus var. microcarpus Amos Arthur Heller; H. E. Brown 1902-4-29 5415 Yolo Near Madison Comment
  UCD108838  Lupinus microcarpus var. microcarpus Beecher Crampton 1955-4-14 2477 Yolo Moon Ranch, 7.5 miles west of Davis. Comment
  UCD36859  Lupinus microcarpus var. microcarpus Beecher Crampton 1956-4-18 3269 Yolo 1 mile west of Madison. Comment
  UCSC009223  Lupinus microcarpus var. microcarpus Randall Morgan 2015-4-12 6746 Yolo Tule Ranch Comment
  UCD34198  Lupinus nanus Beecher Crampton 1978-3-16 9548 Yolo 2 miles west of Winters. Comment
  SEINET10490090  Lupinus nanus subsp. latifolius Sutherland 1963-2-27 SUTHERLAND 5 Yolo Erect annual herbs, petals blue with white spot on banner; among rocks on dry Hillside, in direct sun; on roadside opposite creek near recreation beach, Putah canyon, state hwy 128. Comment
  UCD109370  Lupinus polyphyllus B. R. Madson 1924-3-13 K 343 Yolo Agron. Irrig. Tract, Davis. Comment
  NY16029  Lupinus subvexus A. A. Heller 1902-4-29 5415 Yolo Near Madison Comment
  SEINET10737374 Image available Lupinus subvexus A. Arthur Heller 1902-4-29 Heller 5415 Yolo Near Madison. Comment
  RSA31945  Lupinus subvexus var. subvexus A. A. Heller 1929-4-21 14847 Yolo Madison Comment
  SEINET3828331  Lupinus succulentus George K. Helmcamp, E. A. Helmkamp 2012-1 18770 Yolo Sacramento Valley: along County Road 26, 1.4 miles west of its intersection with Road 89, c. 12 miles WSW of Woodland Madison 7.5. 65 Comment
  UCD109608  Lupinus succulentus P. B. Kennedy 1915-4-26 21 Yolo Davis. Comment
  UCD82172  Lupinus succulentus J. Shepard 2001-3-26 428 Yolo Yolo County Grasslands Park: East of Davis, from intersection of I-80 and Mace Blvd., 4 mi. south on Mace Blvd. (County Road 104), thence east 0.5 miles along County Road 36. About 50 yards north of fence at road and 100 yards west of Department of Defense property fence. 12 Comment
  UCD109634  Lupinus succulentus June McCaskill; Katherine Onaga 1962-4-12 648 Yolo 0.1 mile east of intersection of L and 2nd streets, Davis. Comment
  SEINET7040228 Image available Lupinus vallicola A. G. Vestal 1962-4-6 s.n. Yolo West of Winters on north side of Route 128. Winters Quadrangle UTM Zone 10, 586704mE, 4262943mN. Comment
  UCD126600  Lycium barbarum W. Herms 1929-8-1 2033 Yolo Woodland. Comment
  UCD126606  Lycium barbarum R. Tofsrud 1949-1 s.n. Yolo Davis. Comment
  UCD126607  Lycium barbarum Collector Unknown 1931-8-14 2254 Yolo Woodland. Comment
  UCD35253  Lycium barbarum Beecher Crampton 1954-9-14 2270 Yolo east Davis. Comment
  SEINET10637646  Lycopersicon esculentum Stephanie Frischie 2000-10-7 Frischie 120 Yolo Davis Farmers' Market, Davis, CA. Comment
  SEINET10637648  Lycopersicon esculentum Stephanie Frischie 2000-10-7 Frischie 118 Yolo Davis Farmers' Market, Davis, CA. Comment
  SEINET10780232  Lycopersicon esculentum Stephanie Frischie 2000-10-14 Frischie 133 Yolo Davis Farmers' Market, Davis, CA. Comment
  SEINET10844324  Lycopersicon esculentum Stephanie Frischie 2000-9-27 Frischie 82 Yolo Davis Farmers' Market, Davis, CA. Comment
  SEINET10844325  Lycopersicon esculentum Stephanie Frischie 2000-9-30 Frischie 97 Yolo Davis Farmers' Market, Davis, CA. Comment
  UCD39922  Lycopersicon esculentum Beecher Crampton 24 Oct. ? s.n. Yolo UC Davis Campus, Ag. Service yard. Comment
  UCD142948  Lycopus americanus Ellen Dean; A. Lal, M. Taylor 2013-7-8 7820 Yolo Russell Ranch UC Davis Riparian Reserve on south side of Russell Blvd. between City of Davis and City of Winters. Found in Putah Creek Vegetation Survey Plot RRR 1D. 30 Comment
  CDA40733  Lycopus americanus Margaret Bellue 1933-1 s.n. Yolo Near Causeway, Davis Highway. 0 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
  RSA0015100  Lythrum californicum Barbara Ertter 1988-10-21 7991 Yolo Cache Creek at Rd 89 crossing just W of I-505, E of gravel pits 1.5 mi N of Madison, ca 10 airmiles W of Woodland. 37 Comment
  UCR129825  Lythrum hyssopifolia Beecher Crampton 1956-7-13 3716 Yolo Sacramento Valley, Yolo Bypass 5 Comment
  UCD102937  Lythrum salicaria David Spencer 1999-1 s.n. Yolo Cache Creek Nature Preserve, along Cache Creek, north of Woodland Municipal Airport, upstream of gravel mining area, west of road 94B, between road 20 and highway 16. Comment
  UCD102955  Lythrum tribracteatum G. L. Stebbins Jr. 1952-6-22 5092 Yolo 5.5 miles E of Davis, on US Highway 40 to Sacramento. Comment
  UCD150946  Madia D. S. Park; D. Potter 2010-4-22 26 -2 Yolo 128 roadside east, edge of parking area. Small population. 81 Comment
  UCD168408  Madia gracilis Ellen Dean; M. Hoshovsky 2017-4-18 9318 Yolo Audubon Bobcat Ranch. Lands to the north of Hwy 128. Eastern portion of ranch north of ranch headquarters. Area has burned three times in previous three years. 121 Comment
  UCD59327  Madia gracilis Ellen Dean; Kate Mawdsley 2007-5-11 3751 Yolo Tuleyome Ireland Ranch. In inner coast range, northwest of the City of Winters, between Salt Creek and Enos Creek, just north of Wild Cow Mountain. Central part of ranch, along trail leaving loop road and heading east. 626 Comment
  UCD62903  Madia gracilis Christa Lindsey; 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. 103 Comment
  UCR226144  Madia gracilis Elaine Chow, Plant Biology 102 students 2008-4-6 003 Yolo Audubon Bobcat Ranch, lands to the north of Hwy 128, on north side of Putah Creek downstream of Monticello Dam, Bray Canyon 109 Comment
  UCD134378  Malacothrix floccifera K. Esau 1935-5-8 s.n. Yolo Putah Canyon. Comment
  CDA20336  Malva nicaeensis M. Stephenson 2000-5-31 Yolo Sacramento Valley; Alley betw. D & E. streets, Davis 0 Comment
  UCD116547  Malva nicaeensis David Barnett 1982-5-4 37 Yolo Davis, near intersection of Russell and Lake Blvds. 15 Comment
  UCD116614  Malva nicaeensis Howard S. Shellhammer 1959-5-2 32 Yolo On California Street directly across from south end of Haring Hall, University of California campus, Davis. Comment
  UCD116635  Malva parviflora A. S. Crafts 1926-7-8 442 Yolo University Farm Campus, Davis. Comment
  UCD41164  Malva parviflora N. Nicola 2002-4-4 159 Yolo Eastern foothills of inner north coast range, Capay Valley. Just west of town of Capay, Barsotti farm. Comment
  UC735708  Malvella leprosa Charles B. Heiser Jr. 1947-5-29 1917 Yolo Davis Comment
  UCD116696  Malvella leprosa P. B. Kennedy 1920-6-23 s.n. Yolo Holland Land Co. Clarksburg -- Sacramento River. Comment
  UCD116716  Malvella leprosa B. Crampton 1956-7-13 3714 Yolo Yolo Bypass. Comment
  UCD81551  Malvella leprosa W. W. Robbins; W. D. Norton 1928-8-1 1419 Yolo near Clarksburg. Comment
  UCD116717  Malvella leprosa C. J. W. 1913-9-1 306 Yolo Davis. Comment
  UCD20685  Malvella leprosa Laura F. Galloway 1988-5-18 18 Yolo Yolo County, Davis, 'G' and Sweet Briar Sts., empty urban lot. 13 Comment
Read comments Jan 22 2008
  UC917143  Marah fabacea R. B. Griffith 1949-3-14 3 Yolo Putah Canyon Comment
  UCD107668  Marah fabacea Milton Workman 1953-4-21 37 Yolo Near creek, Arboretum, University of California, Davis. 12 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
  SEINET8551144  Marah fabacea Schank 1959-3-28 s.n. Yolo 4 miles W of Winters, along a small creek. 305 Comment
  UCD107577  Marah fabacea Collector unknown 1925-3-24 1748 Yolo Davis. Comment
  UCD107630  Marah fabacea B. L. Hanson 1961-3-27 12 Yolo State Highway 16 at County Road 78A, near Brooks. 91 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
  UCD125032  Marrubium vulgare A. S. Crafts 1926-7-8 452 Yolo University Farm Campus, Davis. Comment
  UCD20863  Marrubium vulgare N. Nicola 2001-5-7 80 Yolo Sacramento Valley, 4 miles west of Woodland, at Cache Creek Nature Preserve. Comment
  UCD68022  Marrubium vulgare C. P. Pease 1995-5-20 S.N. Yolo East side of University of California, Davis campus, Experimental College gardens. 16 Comment
  SEINET5734566 Image available Marrubium vulgare Mary Anne Brayton 1964-1 33 Yolo Along Hwy 128, 10 miles west of Winters.; Winters Comment
  UCD136572  Marsilea vestita subsp. vestita C. B. Heiser Jr. 1947-5-3 1908 c Yolo Under Yolo Causeway. Highway 99W. Comment
  UCD150940  Matricaria chamomilla D. S. Park; D. Potter 2010-4-22 21 Yolo 128 roadside east, edge of parking area. Disturbed. Gravel. 81 Comment
  UCD150997  Matricaria chamomilla D. S. Park; S. Nicole 2010-5-11 76 Yolo Davis wetlands. Comment
  UCD134593  Matricaria discoidea Walter Russell 1947-4-5 63 Yolo Campus, University Farm Davis. Comment
  UCD18491  Matricaria discoidea C. P. Pease 1995-5-6 s.n. Yolo city of Davis, east side of UCD campus, Experimental College gardens. 16 Comment
  UCD21218  Matricaria discoidea J. Shepard 2000-3-18 85 Yolo Yolo County Grasslands Park: East of Davis, from intersection of I-80 and Mace Blvd., 3.5 mi. south on Mace Blvd. (County Road 104), thence east along unpaved entrance road. 12 Comment
  UCD73625  Matricaria discoidea Ellen Dean; Elizabeth Goebel 2008-4-7 4752 Yolo Audubon Bobcat Ranch, northwest of the city of Winters. Maxwell Flat, west of Dry Creek road crossing. 83 Comment
  CAS-BOT-BC348256  Matricaria discoidea Bellue; Goodwin 1932-4-22 s.n. Yolo Davis Comment
  CDA7373  Matricaria discoidea M. K. Bellue, Goodwin 1932-4-22 Yolo Davis 0 Comment
  SEINET11601832 Image available Matricaria discoidea G. Cook 1959-3-28 13 Yolo 3 miles east of Winters along highway 128 76 Comment
  SFV8421  Matricaria discoidea C. Meeker 1973-4-28 20 Yolo Sacramento Valley Beside Putah Creek Road at intersection with Canal Land (?), west of Davis. Comment
  UCD134614  Matricaria discoidea M. R. Wanzer 1948-4-29 10 Yolo University of California campus, Davis. Comment
  UCD134621  Matricaria discoidea Joy Woo 1989-5-3 8 Yolo one mile north of Covell Blvd. on F Street, Davis. Comment
  RSA695728  Matricaria matricarioides Lois Weston 1942-4-5 1109 Yolo Davis campus Comment
  UCD106770  Medicago arabica Carl Schoner 1965-4-30 s.n. Yolo 4 miles north of Elkhorn Ferry, Hershey Ranch. 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
  UCD144798  Medicago polymorpha Carol W. Witham 2003-4-7 897 Yolo DFG Tule Ranch vernal pools. Approximately 8 miles southeast of Davis. Southeast of the junctions of County Roads 38 and 105. 4 Comment
  UCD107781  Medicago polymorpha Collector unknown 1925-5-9 1713 Yolo Davis. Comment
  UCD35267  Medicago polymorpha Beecher Crampton 1955-3-21 2334 Yolo Yolo County, 8.5 miles west of Davis, Moon Ranch. Comment
  UCD35829  Medicago polymorpha Beecher Crampton 1963-5-20 6809 Yolo Davis, field just NE of West Davis Elementary School. Comment
  UCD34113  Medicago sativa Beecher Crampton 1976-8-9 9406 Yolo Road 29 W of Hwy. 113. Comment
  UCD107912  Medicago sativa Collector unknown 1925-5-7 1724 Yolo Davis. Comment
  UCD107931  Medicago sativa F. E. Hadly 1920-3-28 s.n. Yolo Univ. Farm, Davis. Comment
  UCD39941  Medicago sativa Beecher Crampton 1955-9-6 s.n. Yolo UC Davis Campus, Campbele tract. Origin: Canada. Comment
  HSC100016  Melia azedarach J. P. Smith 2011-9-24 13434 Yolo Roadside along Hwy. 16, NW of Guinda 159 Comment
  UCD86355  Melica bulbosa D. H. Hartmann 1941-7-9 s.n. Yolo Agronomy Plots, Davis. Comment
  HSC10335  Melica californica J. V. Lenz 1947-4-12 Yolo Putah Canyon. Comment
  UC333550  Melica californica unknown 1891-5-28 Yolo Rumsey; Copay Valley Comment
  UCD33170  Melica californica Beecher Crampton 1967-5-3 7850 Yolo Yolo County, 2 miles west of Winters. Comment
  UCD36845  Melica californica Beecher Crampton 1956-4-9 3240 Yolo Yolo County, 5 miles west of city of Winters, Vaca Mountains, Putah Creek Canyon. Comment
  UCD86938  Melica californica Beecher Crampton 1972-4-3 8780 Yolo Yolo County, 2.25 miles north of Saxon Station (direct line is 4 miles S.E. of Davis) Comment
  UCD20593  Melilotus albus E. Dean; with M. Bibbo 2002-7-5 1136 Yolo McLaughlin UC Reserve. 0.6 road miles S of Rayhouse Road reserve gate, along road to Soda Springs. 487 Comment
  CDA14343  Melilotus indicus G. D. Barbe 1995-5-16 4461 Yolo south side of Industrial Blvd. near Overland Court, West Sacramento. 0 Comment
  UCD13411  Melilotus indicus K. Meares 1996-10-8 023 Yolo City of Davis, northern part. Next to the North Davis Pond. 15 Comment
  UCD21312  Melilotus indicus J. Shepard 2000-5-20 257 Yolo Yolo County Grasslands Park: East of Davis, from intersection of I-80 and Mace Blvd., 3.5 mi. south on Mace Blvd. (County Road 104), thence east along unpaved entrance road, past parking lots on south side. Growing in piles of topsoil used as target backstops, close to entrance road. 12 Comment
  UCD15242  Melilotus indicus Kathryn A. Specht 1984-5-26 26 Yolo In the city of Davis near intersection of Chiles Road and Research Park Drive. 12 Comment
  UCD125047  Mentha canadensis P. B. Kennedy 1920-6-23 s.n. Yolo Holland Land Co., Clarksburg, Sacramento River. Comment
  UCD142949  Mentha canadensis Ellen Dean; A. Lal, M. Taylor 2013-7-8 7821 Yolo Russell Ranch UC Davis Riparian Reserve on south side of Russell Blvd. between City of Davis and City of Winters. Found in Putah Creek Vegetation Survey Plot RRR 1D. 30 Comment
  CDA5704  Mentha spicata T. C. Fuller 1965-7-23 13850 Yolo West of Highway 16 to Woodland, south edge of Guinda. 0 Comment
  UCD117356  Mentzelia laevicaulis M. Phillips 1929-10-1 2065 Yolo Putah Canyon. Comment
  UC19599  Mentzelia laevicaulis var. laevicaulis Willis L. Jepson July, 1892 Yolo near Devil's Gate; Putah Canyon Comment
  UC19601  Mentzelia laevicaulis var. laevicaulis Willis L. Jepson July 1892 Yolo near the Devil's Gate; Putah Canyon Comment
  UC1299207  Mentzelia micrantha Freed W. Hoffman 1947-6-18 1643 Yolo Between Knoxville Cache Creek (northwestern) 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
  UCD168431  Micranthes californica Ellen Dean 2017-3-15 9253 Yolo Audubon Bobcat Ranch, lands north of Hwy 128, just east of Monticello Dam. Bray Canyon and vicinity on the western side of ranch. Ranch burned once each year in 2014, 2015, 2016. 2017 has been a high rainfall year. Lower reaches of Bray Canyon on west side of creek. 57 Comment
  UCD48201  Micranthes californica Yumee Kim; L. Bachman, P. Lalbhai 2002-4-13 11 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
  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-BC348445  Micropus californicus var. californicus C. F. Baker 1903-5-7 2932 Yolo Rumsey Comment
  POM57376  Micropus californicus var. californicus C. F. Baker 1903-5-7 2932 Yolo Rumsey. Comment
  SEINET202284  Micropus californicus var. californicus J. Maze 1963-4-27 17 Yolo .75 mi E of Recreation Beach State Hwy 128 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
  UCD134535  Microseris douglasii Shirley L. Cotter 1952-4-27 3454 A Yolo Two miles north of Davis. Comment
  UCD15246  Microseris douglasii V. Polito 1974-4-14 33 Yolo Along County Road 32, about 1 mile west of Cactus Corners. 15 Comment
  UCD40990  Microseris douglasii subsp. douglasii Carol W. Witham 2003-4-9 920 Yolo DFG Tule Ranch vernal pools. Approximately 8 miles southeast of Davis. Southeast of the junctions of County Roads 38 and 105. 4 Comment
  UCD41087  Mimosa N. Nicola 2003-6-24 379 Yolo Eastern foothills of inner north coast range, Capay Valley. Cache Creek Riparian Preserve. Comment
  UCD58033  Mimulus aurantiacus Ellen Dean; K. Mawdsley 2007-4-6 3572 Yolo Yolo County.: Tuleyome Ireland Ranch. In inner coast range, northwest of the City of Winters, between Salt Creek and Enos Creek, just north of Wild Cow Mountain. SE portion of ranch. 442 Comment
  UCD70204  Mimulus aurantiacus D. Sanchez-Mata 1998-6-24 s.n. Yolo Rumsey. Cache Creek Ridge. Cache Creek Canyon Regional Park. 170 Comment
  UC917317  Mimulus aurantiacus var. aurantiacus S. C. Hanson 1949-5-5 18 Yolo Putah Canyon Comment
  UCD122264  Mimulus aurantiacus var. aurantiacus C. G. Baughn 1949-4-29 36 Yolo 1 mile north of Rumsey. 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
  UC614483  Mimulus kelloggii L. Constance 1938-3-27 2044 Yolo 8 mi s Monticello (Steel Canyon near Capell Valley); North Coast Ranges, Napa Range 304 Comment
  UCD122751  Mimulus latidens I. L. Eaks 1951-3-28 37 Yolo 5 miles west of Highway 99W on road 29. 15 Comment
  UCD122856  Mimulus pilosus J. M. Tucker 1948-7-16 1713 Yolo yard at 914 D St., Davis. Comment
  UCD122963  Mimulus tricolor M. Wiesendanger 1927-4-29 603 Yolo Davis. Comment
  CDA41813  Mimulus tricolor G. D. Barbe 1980-4-16 2576 Yolo Southwest corner County Roads 14 & 88, north of Esparto. 0 Comment
  UCD122951  Mimulus tricolor C. F. Ehlig 1951-4-22 35 Yolo 5 miles west of US 99W on Road 29. 15 Comment
  UCD36180  Mimulus tricolor Beecher Crampton 1953-3-31 1051 Yolo 3 miles north of Winters. Comment
  UCD20578  Monardella villosa E. Dean; with M. Bibbo 2002-7-5 1121 Yolo East of McLaughlin UC Reserve and Davis resevoir. West of Cache Creek drainage. Along Rayhouse Road 2.9 road miles E of jct with road to Soda Springs and gate into McLaughlin reserve. 548 Comment
  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
  UCD21359  Montia fontana J. Shepard 2001-3-16 394 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 park boundary. Growing in damp, shallow ruts parallel to fence separating county park from DOD property. About 10 yards on west (county) side of fence. 12 Comment
  RSA0054948  Montia perfoliata Lois Weston 1942-4-7 1164 Yolo Davis campus. Comment
  CDA16253  Morus alba G. F. Hrusa 1997-10-13 14123 Yolo Sacramento Valley; Riparian zone of Sacramento R. immediately S of I-5 ~ 5 mi E of Woodland (near Tule Canal). Mostly along railroad tracks parallel to river on N side. 0 Comment
  UCD141701  Morus alba Ellen Dean; M. Taylor 2013-6-21 7813 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
  SEINET3243473  Muilla maritima June McCaskill, Katherine Onaga 1967-1 718 Yolo just east of Davis Refuse Dump, County Road 102, ca. 1 mile north of County Road 31, north of Davis 15 Comment
  UC1474264  Myoporum parvifolium Joseph M. DiTomaso 1979-5-13 1003 Yolo Next to Mrak Hall on University of California at Davis Campus. Comment
  UCD96293  Myosurus Beecher Crampton 1973-4-16 8920 Yolo Saxon SW 1. 5 Comment
  UCD21369  Myosurus minimus J. Shepard 2001-3-22 406 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. In southeast corner of park by Road 36 and the fence between park and Department of Defense property. 12 Comment
  UCD72411  Myosurus minimus Ellen Dean; Kate Mawdsley 2008-4-16 4816 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
  CAS-BOT-BC83398  Myosurus minimus Barrett Anderson; Ric Villasenor 1987-8-26 3612 Yolo East of road 103 between Road 25 and Road 27. 15 Comment
  CAS-BOT-BC83399  Myosurus minimus K. J. Tucker; J. M. Tucker 1950-3-26 1926 Yolo In pasture beside Highway 99W, about 3 miles northwest of Davis. Comment
  UCD96591  Myosurus minimus Fleur Ng'weno 1989-4-30 DQ 19 Yolo D-Q University, along County Road 31, 9 mi. west of Davis city Center. 30 Comment
  UCD96605  Myosurus minimus J. M. Tucker 1958-2-23 3362 Yolo A field on west side of the road running north from Davis, beside and parallel to the railroad track, ca. 1 1/2 miles north of Davis. Comment
  UCD96609  Myosurus minimus J. M. Tucker; K. J. Tucker 1950-3-26 1927 Yolo Beside Highway 99W, about 3 miles northwest of Davis. Comment
  UCD36116  Myosurus sessilis Beecher Crampton 1952-11-7 916 Yolo Yolo County, 3 miles northwest of city of Davis. Comment
  UCD63226  Myosurus sessilis Ellen Dean; K. Mawdsley 2008-4-16 4803 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
  RSA82769  Myosurus sessilis K. J. Tucker, J. M. Tucker 1950-3-26 s.n. Yolo Yolo County: beside Hwy 99W, 3 miles NW of Davis Comment
  RSA97570  Myosurus sessilis Beecher Crampton 1952-11-7 915 Yolo 3 miles northwest of city of Davis. Comment
  HSC77869  Myriophyllum sibiricum Paul Tappel 1977-11-5 Yolo Putah Creek near Lake Solano Comment
  UCD102558  Myriophyllum sibiricum Sonia Cook 1972-5-26 s.n. Yolo north side of Putah Creek; south of Cal Aggie airstrip, University of California at Davis campus. Comment
  JEPS84735  Myriophyllum spicatum John W. Willoughby 1976-7-29 1814 Yolo at fishing access along State Hwy. 129 Putah Creek (ca. 1.2 mi. n.w. of junction of the hwy. & County Rd. 86 (Pleasants Valley Rd.)) 60 Comment
  UCD35570  Nassella cernua Beecher Crampton 1958-4-21 4705 Yolo 1/2 mile north of Guinda. Capay Valley. Comment
  SEINET11695939  Nassella cernua Unknown 1953-5-7 1221 Yolo 2 mi NW of Dunnigan, along extension of Road 4 Comment
  UCD164513  Nassella lepida Craig Thomsen 2006-5-27 2696 Yolo Camp Haswell County Park, west of Hwy 16. 137 Comment
  UCD36165  Nassella lepida Beecher Crampton 1953-3-23 1018 Yolo 6 miles west of city of Winters, Putah Canyon. Comment
  UCD87805  Nassella lepida Alan A. Beetle 1946-4-6 4377 Yolo Yolo-Solano County, Putah Creek Canyon. Comment
  UCD87474  Nassella pulchra Beecher Crampton 1958-4-17 4701 Yolo 4.5 miles west of city of Winters, along State Hwy. 128. Comment
  UCD87499  Nassella pulchra Beecher Crampton 1970-4-13 8555 Yolo 1 mile N of Davis along Pole Line Road. 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-BC230269  Navarretia cotulifolia Beecher Crampton 1960-5-9 5506 Yolo 0.25 miles S of Saxon Station Comment
  SD225884  Navarretia cotulifolia Beecher Crampton 1960-5-9 5506 Yolo 0.25 south of Saxon Station. Comment
  SEINET246031  Navarretia cotulifolia Beecher Crampton 1952-11-7 910 Yolo 3 miles northwest of city of Davis. Comment
  UC1228166  Navarretia cotulifolia Beecher Crampton 1960-5-9 5506 Yolo 0.25 mi s Saxon Station Comment
  UC932060  Navarretia cotulifolia Verne Grant and Alva Grant 1946-4-12 7690 Yolo near Woodland Comment
  UCD48346  Navarretia cotulifolia Beecher Crampton 1958-5-10 4778 Yolo 2 miles north of Davis. Comment
  UCR118888  Navarretia cotulifolia Beecher Crampton 1960-5-9 5506 Yolo Sacramento Valley, 0.25 mile south of Saxon Station. 15 Comment
  UCD21293  Navarretia leucocephala J. Shepard 2000-5-8 232 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
  UCD38894  Navarretia leucocephala Beecher Crampton 1960-5-9 5499 Yolo 1.25 miles southwest of Saxon Station. Comment
  UCD41027  Navarretia leucocephala subsp. bakeri Carol W. Witham 2003-4-11 958 Yolo DFG Tule Ranch vernal pools. Approximately 8 miles southeast of Davis. Southeast of the junctions of County Roads 38 and 105. 4 Comment
  UCD32596  Navarretia leucocephala subsp. leucocephala Beecher Crampton 1954-6-14 1953 Yolo Yolo County, 9 miles east of Woodland, bottomlands of Yolo bypass. Comment
  UCD37911  Navarretia leucocephala subsp. leucocephala Beecher Crampton 1962-5-1 6350 Yolo 5 miles southeast of city of Davis, at junction of County Roads 106A and 35. Comment
  UCD48541  Navarretia leucocephala subsp. leucocephala Beecher Crampton 1955-5-12 2772 Yolo 7.5 miles west of Davis Moon Ranch. Comment
  UCD48542  Navarretia leucocephala subsp. leucocephala Beecher Crampton 1960-5-9 5499 Yolo 1 1/4 mile s.w. Saxon Station. Comment
  UCD48546  Navarretia leucocephala subsp. leucocephala Robert A. Owens 1969-5-21 39 Yolo U.S. Interstate 80, west end of Yolo causeway, Yolo County, California. Comment
  UCD73715  Navarretia nigelliformis subsp. nigelliformis Ayzik Solomeshch 2004-5-14 s. n. Yolo Audubon Bobcat Ranch, west of the city of Winters. Southeastern corner of ranch. 83 Comment
  UCD147032  Navarretia pubescens Robert E. Preston 2012-5-16 2876 a Yolo 6.6 mi SW of Dunnigan, in Wood Canyon. 175 Comment
  SEINET14160502  Navarretia tagetina B. Crampton 1953-4-19 1312 Yolo 3 mi west of Winters along Hwy 128 51 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
  UCD89680  Nemophila menziesii Kara Moore 2006-4-24 s.n. Yolo McLaughlin Reserve; Davis Creek Reservoir, Hobbit Hill. 466 Comment
  UCD13102  Nemophila menziesii D. Levine 1974-4-30 86 Yolo Yolo County, Union School Garden corner of Rd. 29 and Rd. 88. Elevation 65'. 19 Comment
  UCD63081  Nemophila parviflora Ellen Dean 2008-4-9 4790 Yolo Tuleyome Ireland Ranch. Central part of Ranch. Head of smaller canyon that is east of main canyon. 649 Comment
  UCD105391  Neostapfia colusana Robert Holland 1993-6-10 s.n. Yolo Air Force Antenna Farm. Comment
  UCD21320  Neostapfia colusana J. Shepard 2000-5-26 278 Yolo Yolo County Grasslands Park: East of Davis, from intersection of I-80 and Mace Blvd., 3.5 mi. south on Mace Blvd. (County Road 104), thence east along unpaved entrance road almost to east boundary of park by Air Force facility. Thence, south approx. 50 feet to vernal pool straddling fence, recently disked on park side of fence. 12 Comment
  SEINET4080396  Neostapfia colusana L. M. Boykin, P. M. Hall 2001-1 Yolo Comment
  SFV8334  Nicotiana glauca T. Persico 1971-5-15 24 Yolo North Coast Ranges Vaca Mountains. 3 miles east of Monticello Dam. 30 Comment
  UCD126647  Nicotiana glauca A. S. Crafts 1926-7-8 456 Yolo University Farm 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
  UCD15588  Nicotiana glauca J. A. Johnston 1995-5-7 5 Yolo Hwy 128, approx. 10 miles west of Winters, across the road from a Putah Creek boating put-in. 250 Comment
  UCD33618  Nicotiana glauca Beecher Crampton 1971-1-21 8657 Yolo UC Davis campus, S.E. of the University airport along the north bank of Putah Creek. Comment
  UCD126710  Nicotiana quadrivalvis K. Esau 1931-4-26 2183 Yolo Putah Canyon. Comment
  UCD126717  Nicotiana quadrivalvis J. D. Skoss 1948-6-5 16 Yolo along Putah Creek bed, University of California, Davis campus. Comment
  UCD84799  Oenothera elata subsp. hirsutissima Thaddeus Hunt 2010-7-9 s.n. Yolo north of the town of Winters. Along Winters Canal at 'school house drain. Comment
  UCD39744  Origanum dictamnus Beecher Crampton 1976-7-5 s.n. Yolo Davis. Comment
  UCD162950  Orobanche uniflora Craig Thomsen 2006-5-27 2676 Yolo Ridgeline trail (accessed at turn-out across the road from Camp Haswell), approximately 0.5 mile south of Hwy 16. Yolo County park adjacent to Cache Creek. Rumsey Canyon. 457 Comment
  UCD48058  Orobanche uniflora A. Laffin; S. Holck, A. Randall 2002-4-13 18 Yolo Yolo County, McLaughlin UC Reserve. W side of Davis Creek Reservoir, along road that goes from Soda Spring area to Rayhouse Rd. Ca. 0.5 airline mile due N of Soda Spring and ca. 1.0 airline mile WNW of UC Davis Aquatic Lab facility, south of running stream. 488 Comment
  RSA634965  Orthocarpus purpurascens var. pallidus Michael A. Vincent, Ethan H. Freid 1998-4-7 8154 Yolo Above State Rt. 128, 4 miles west of Winters. Comment
  SEINET240090  Oryzopsis holciformis Beecher Crampton TO 2148 Yolo UC Davis agronomy experimental area, plant introduction nursery Comment
  SEINET240098  Oryzopsis holciformis Beecher Crampton TO 2324 a Yolo UC Davis agronomy experimental area, plant introduction nursery, row D - 167 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
  UCD110754  Oxalis corniculata Beecher Crampton 1963-6-28 s.n. Yolo G-block in Agronomy Experimental Area, UC Davis campus. Comment
  RSA141298  Oxalis hirta June McCaskill 1959-3-24 590 Yolo Botany Department greenhouse, University of California, David. 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
  POM353470  Oxalis pes-caprae Glenn A. Gorelick 1966-4-1 s.n. Yolo 418 1/2 2nd St., Davis Comment
  UCD111010  Oxalis pes-caprae Beecher Crampton 1958-2-11 4659 Yolo Woodland, West and Court Streets. Comment
  UCD111013  Oxalis pes-caprae Beecher Crampton 1980-3-4 9697 Yolo Davis Comment
  UCD111016  Oxalis pes-caprae K. Esau 1932-2-27 s.n. Yolo Davis. Comment
  JEPS37611  Packera eurycephala W. L. Jepson 1924-5-8 10409 Yolo Devils Gate Putah Pass Comment
  CAS-BOT-BC227240  Panicum capillare Beecher Crampton 1953-10-15 1694 Yolo Capay, along Cache Creek Comment
  CAS-BOT-BC242650  Panicum capillare Beecher Crampton 1952-8-25 850 Yolo City of Davis, waste lot Comment
  UCD89393  Panicum capillare E. G. Cakin 1947-5-14 s.n. Yolo Putah Canyon. Yolo-Solano county line. Comment
  UCD89398  Panicum capillare A. S. Crafts 1926-7-8 449 Yolo University Farm Campus, Davis. Comment
  UCD89485  Panicum capillare Beecher Crampton 1954-9-8 2265 Yolo 5 miles west of Davis. Comment
  UCR119097  Panicum capillare Beecher Crampton 1954-9-9 2265 Yolo Sacramento Valley, 5 miles west of Davis. 15 Comment
  SEINET7293745 Image available Panicum capillare subsp. hillmanii Beecher Crampton 1964-1 7201 Yolo 3 miles NW of Davis Junction Count Roads 99 and 29 Comment
  UCD89573  Panicum capillare subsp. hillmanii Beecher Crampton 1964-9-22 7202 Yolo 3.5 miles west of Davis, Russell Blvd.. Comment
  UCD89770  Panicum capillare subsp. hillmanii Beecher Crampton 1964-9-22 7202 Yolo 3.5 miles west of Davis, Russell Blvd.. Comment
  UCD89774  Panicum capillare subsp. hillmanii Beecher Crampton 1967-7-25 8134 Yolo 2 miles west of Davis on Russell Blvd. and County Road 98. 'Cactus Corner. Comment
  UCD89703  Panicum dichotomiflorum R. Tofsrud 1942-11-1 117 Yolo Davis. Comment
  RSA653994  Panicum hillmanii Beecher Crampton 1977-10-25 9544 Yolo UC Davis agricultural services yard Comment
  CAS-BOT-BC253863  Panicum miliaceum B. Crampton 1955-10-12 s.n. Yolo 0.5 mile N of 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
  UCD89971  Panicum virgatum Beecher Crampton 1961-8-1 5962 Yolo Davis. Southern Pacific Railroad. Comment
  UCD34252  Parapholis incurva Beecher Crampton 1978-6-26 9609 Yolo Yolo County, 4 miles S.E. of Woodland, T9N R2E sect. 11 N.E. 1/4. Comment
  UCD62951  Parapholis incurva Joe DiTomaso 2008-5-5 s. n. Yolo Woodland, 1 mile south of I-5 on Rd. 102, 2000 Hamton Place. Comment
  UCD88668  Parapholis incurva R. F. Norris 1971-5-11 s.n. Yolo on old Hackett Ranch (property owned by Heidrick Farms), just north of Road 18C (which runs east and west between State Route 113 and County Road 102) and ca. 1/2 mile west of County Road 101, northeast of the town of Woodland. Comment
  SEINET4691099  Parapholis incurva B. Crampton 1989-5-12 10159 Yolo Davis, 1203 Eureka Ave. Comment
  UCD18420  Parietaria judaica A. M. Shapiro 2000-5-21 s.n. Yolo West Sacramento, in dense shade under north-facing pier of I-80 overpass over railroad tracks. Comment
  SEINET11124396 Image available Parkinsonia aculeata June McCaskill 1954-5-1 334 Yolo Northeast corner of Student Store, university of California, Davis Comment
  UCD150924  Paspalum James A. Neilson Jr. 1961-7-1 s.n. Yolo 5 milies N of Rumsey. Cache Creek. (elevation estimated by label-maker using Google Earth). 176 Comment
  UCD18436  Paspalum almum Collector unknown 2000-11-16 Yolo city of Davis. Comment
  CAS-BOT-BC259751  Paspalum distichum P. B. Kennedy 1920-6-21 s.n. Yolo Merritt Island, Sacramento River Comment
  CHSC101516  Paspalum distichum G. F. Hrusa 2007-6-27 17048 Yolo Colony on shoreline in sandy intertidal area at Yolo Co. Boat Launch, west side of Sacramento River +/- 1 mile north of Hood (Sacramento Co.). 3 Comment
  UCD37762  Paspalum distichum Beecher Crampton 1961-10-25 6045 Yolo 4 miles NW of Bryte, Yolo Bypass, S of Todhunter's Lake. Comment
  UCD88963  Paspalum distichum Collector Unknown 1941-10-1 326 Yolo along Putah Creek, bordering Davis Farm. Comment
  SEINET4344385 Image available Paspalum distichum Unknown 1988-10-21 7996 Yolo Cache Creek Rd 89 crossing just W of I-505, E of gravel pits 1.5 mi N of Madison, ca 10 airmiles W of Woodland, Sacramento Valley. 37 Comment
  UCD39946  Paspalum umbrosum Beecher Crampton 1978-11-4 ? Yolo UC Davis Campus, Agronomy Experimental Area; grown from seed obtained from Brazil (Plant Introduction # 203882). Comment
  UCD162953  Pellaea andromedifolia Craig Thomsen 2006-6-8 2630 Yolo Camp Haswell. West side of Cache Creek. 144 Comment
  UCD89431  Pennisetum clandestinum Beecher Crampton 1960-9-19 5778 Yolo UC Davis Campus. NW corner of Shields Avenue and A Street. Comment
  POM21049  Penstemon centranthifolius Roxana Stinchfield 1916-6-26 349 Yolo Road crossing Buckeye Creek near Hershy. Comment
  UCD124235  Penstemon heterophyllus var. purdyi Richard Eichner 1960-4-26 9 Yolo Cache Creek Canyon, State Highway 16, 12.2 miles northwest of Capay. Comment
  UCD124240  Penstemon heterophyllus var. purdyi L. P. Thibault 1995-5-19 37 Yolo northside of Highway 128 north of Lake Solano, approximately 2-3 miles east of Monticello Dam. 125 Comment
  UCD70200  Penstemon laetus subsp. sagittatus D. Sanchez-Mata 1998-6-24 s.n. Yolo Rumsey. Cache Creek Ridge. Cache Creek Canyon Regional Park. Shrubland plant communities on basaltic rocky slopes and talus. 170 Comment
  UCD56738  Pentagramma triangularis Ellen Dean; M. Bibbo 2007-3-23 3430 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
  UCD99454  Persicaria lapathifolia A. S. Crafts 1926-7-8 465 Yolo University Farm Campus, Davis. Comment
  UCD99492  Persicaria lapathifolia P. B. Kennedy 1920-6-23 s.n. Yolo Holland Land Co. Clarksburg, Sacramento River. Comment
  UCD38747  Persicaria lapathifolia Beecher Crampton 1957-9-16 4611 Yolo Ca. 8 miles northwest of Davis, along County Road 27. 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
  UCD15910  Petroselinum crispum Leticia Mosqueda 1975-2-2 s.n. Yolo City of Woodland. Obtained from the Mosqueda family (Alicia and Concepcion) at 319 North Walnut Street. Comment
  HSC81697  Phacelia imbricata Thomas W. Nelson, Jane P. Nelson 1980-4-27 5100 Yolo Along State Route 16, 6 mi. from Colusa County line. 152 Comment
  UCD120582  Phacelia imbricata A. A. Beetle 1945-3-8 4205 Yolo Putah Creek Canyon, west of Winters. Comment
  RSA699656  Phacelia imbricata var. imbricata Lois Weston 1924-4-24 1134 Yolo Putah can Comment
  UC107379  Phacelia tanacetifolia J. W. Blankinship 1893-5-6 Yolo Woodland Comment
  UCD33194  Phacelia tanacetifolia Beecher Crampton 1967-5-8 7879 Yolo UC Davis agronomy field. Comment
  UCD73671  Phalaris aquatica Ayzik Solomeshch 2004-4-28 s. n. Yolo Audubon Bobcat Ranch, NW of the city of Winters. Northeastern part of ranch, Maxwell Flat area, accessed by private road that is at the end of Moody Slough Rd. Near Dry Creek. 71 Comment
  UCD88027  Phalaris aquatica Beecher Crampton 1963-5-21 s.n. Yolo UC Davis. Agronomy Experimental Areas. Foundation Seed Field. Comment
  SEINET4691118  Phalaris aquatica B. Crampton 1962-1 s.n. Yolo Davis 18 Comment
  UCD88341  Phalaris brachystachys Beecher Crampton 1966-6-7 s.n. Yolo UC Davis. Agronomy Experimental Area. Plant Introduction Nursery. Comment
  UCD88342  Phalaris brachystachys J. Hardison 1989-5-11 131 Yolo Davis. Between Russell Blvd. and bike path. Comment
  UCD88777  Phalaris canariensis Beecher Crampton 1961-5-17 5873 Yolo 3 miles S of Woodland. Comment
  UCD88778  Phalaris canariensis Beecher Crampton 1965-5-5 7312 Yolo Davis. Comment
  UCR152066  Phalaris canariensis Beecher Crampton 1961-6-1 5882 Yolo Sacramento Valley, 3 miles south of city of Woodland, along County Road 27. 15 Comment
  SEINET242428 Image available Phalaris coerulescens Beecher Crampton 1963-6-4 Yolo CULTIVATED; UC Davis Campus; Agronomy Experimental Areas; Forage Crops Nursery. Comment
  UCD39956  Phalaris coerulescens Beecher Crampton 1963-6-4 s.n. Yolo UC Davis Campus. Agronomy Experimental Areas. Forage Crops Nursery. Comment
  CDA38770  Phalaris elongata G. F. Hrusa 2013-4-16 18514 Yolo Sacramento Valley; Yolo Bypass Wildlife Area Headquarters on Chiles Rd. east of Davis. 7 Comment
  CAS-BOT-BC265927  Phalaris lemmonii L. R. Abrams 1928-5-8 12597 Yolo Between Woodland and Davis Comment
  CAS-BOT-BC265930  Phalaris lemmonii David D. Keck 1946-4-27 5537 Yolo West end of Yolo Causeway between Sacramento and Davis 6 Comment
  UCD147298  Phalaris lemmonii Carol W. Witham 2003-4-9 912 Yolo DFG Tule Ranch vernal pools. Approximately 8 miles southeast of Davis. Southeast of the junctions of County Roads 38 and 105. 4 Comment
  UCD39173  Phalaris lemmonii Beecher Crampton 1953-5-5 1209 Yolo 2.5 miles NE of Davis Road 102. Comment
  UCD88880  Phalaris lemmonii A. A. Beetle 1946-4-15 4371 Yolo Woodland airport. Comment
  UCD89020  Phalaris lemmonii M. Wiesendanger 1927-4-29 596 Yolo Davis. Comment
  UCD89183  Phalaris lemmonii P. B. Kennedy 1915-4-26 s.n. Yolo Outskirts of Davis. Comment
  SEINET11696166  Phalaris lemmonii Unknown 1953-3-31 1048 Yolo Madison Comment
  CAS-BOT-BC250677  Phalaris minor Peter H. Raven 1955-4-16 8273 Yolo Fields about Davis Comment
  RSA696378  Phalaris minor Keith E. Hoffmaster 1946-4-19 1074 Yolo 3-4 miles NE of Davis Comment
  UCD89031  Phalaris minor A. A. Beetle 1944-5-17 1988 Yolo 3 miles W of Sacramento. Comment
  UCD89044  Phalaris minor A. A. Beetle 1946-5-1 4710 Yolo Davis campus. Comment
  UCD89050  Phalaris minor A. A. Beetle 1946-5-1 4711 Yolo Davis campus. Comment
  UCD89054  Phalaris minor A. A. Beetle 1946-5-1 4712 Yolo Davis campus. Comment
  UCD89055  Phalaris minor A. A. Beetle 1946-5-1 4712 Yolo Davis campus. Comment
  UCR257144  Phalaris minor George K. Helmkamp, Mary Alice Barnes 2013-5-8 20514 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
  HSC10575  Phalaris paradoxa J. V. Lenz 1947-5-10 Yolo Davis 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
  UCD89420  Phalaris paradoxa Joy Woo 1989-5-21 24 Yolo Davis. Gazelle Place. Comment
  SEINET892443 Image available Philadelphus coronarius Bradford Bearce 1965-1 43 Yolo 836 Anderson Road, Davis Comment
  CAS-BOT-BC250860  Phleum pratense Clarence R. Quick 1970-7-8 70 -29 Yolo In lawn just south of house of Nettie M. Pylman, Merritt Island near Clarksburg Comment
  UCD89616  Phleum pratense Beecher Crampton 1959-6-21 5405 Yolo Davis. Comment
  UCD89620  Phleum pratense Beecher Crampton 1973-5-30 8950 Yolo UC campus. Comment
  SEINET5740888 Image available Phoradendron macrophyllum subsp. macrophyllum Franklin Martin, Madelain Martin 1960-1 4 Yolo By Putah Creek, University of California picnic grounds, Davis.; Putah Creek Comment
  CAS-BOT-BC278130  Phoradendron serotinum subsp. macrophyllum A. M. Shapiro 2011-12-5 s.n. Yolo City of Davis. U.C. Davis campus 15 Comment
  UCD102183  Phoradendron serotinum subsp. macrophyllum Richard W. Cleveland 1951-4-29 39 Yolo 4.8 miles west of Winters, in Putah Canyon. Comment
  UCD102187  Phoradendron serotinum subsp. macrophyllum D. H. Hartmann 1941-1-18 s.n. Yolo Near Putah Creek, Davis. Comment
  UCD127891  Phoradendron serotinum subsp. macrophyllum E. Dean 2011-12-6 2769 Yolo City of Davis. UC Davis Campus. Along Storer Mall. 15 Comment
  UCD149331  Phyla nodiflora Collector Unknown 1925-6-19 s.n. Yolo University of California, Davis. University Farm. 15 Comment
  UCD125918  Phyla nodiflora Edward J. Hall 1951-5-25 40 Yolo under west end of Yolo Causeway, Comment
  UCD125928  Phyla nodiflora W. R. Russell; C. B. Heiser Jr. 1947-5-3 1908 e Yolo Under Yolo Causeway. Comment
  JEPS84724  Phyla nodiflora var. nodiflora John W. Willoughby 1979-8-13 4421 Yolo fishing access along State Highway 128 about 1.2 mi nw junction of Hwy 128 and Pleasants Valley Rd (County Rd 86) (Putah Creek); Vaca Mountains, Putah Creek 60 Comment
  UCD126739  Physalis acutifolia J. M. Tucker 1962-8-1 3639 Yolo 1101 Ovejas Avenue, Davis. Comment
  SEINET10890184  Physalis ixocarpa Stephanie Frischie 2000-10-7 Frischie 122 Yolo Davis Farmers' Market, Davis, CA. Comment
  CDA43430  Physalis lancifolia Kevin Martyn 2015-6-9 PDR# 570 P06217309 Yolo West of Knights Landing; River Garden Farms, Site A69. 0 Comment
  UC985940  Physalis lancifolia Malcolm A. Nobs and S. Galen Smith 1949-7-18 1002 Yolo n of Winters; Sacramento Valley Comment
  UCD41002  Pilularia americana Carol W. Witham 2003-4-11 932 Yolo DFG Tule Ranch vernal pools. Approximately 8 miles southeast of Davis. Southeast of the junctions of County Roads 38 and 105. 4 Comment
  UCD94971  Pinus sabiniana Alexis Fuller; Ellen Dean and Clare Loughran 2011-5-8 2 Yolo Audubon Bobcat Ranch, lands to the north of Hwy 128 on north side of Putah Creek, downstream of Monticello Dam. Lower reaches of Bray Canyon. West side of Bray creek. 82 Comment
  SEINET4067174  Pinus sabiniana J. M. Tucker 1962-1 3643 Yolo Tree just east of California Avenue Bridge in arboretum, University of California Campus, davis. Comment
  SEINET242450  Piptatherum microcarpum Beecher Crampton 1962-4-26 T.O. 2430 Yolo UC Davis agronomy experimental area, plant instruction nursery, row B-42 Comment
  SEINET240096  Piptatherum microcarpum E. Smith 338 Yolo UC Davis agronomy experimental area, plant introduction nursery, row B - 42 Comment
  UCD20611  Piptatherum miliaceum E. Dean; with M. Bibbo 2002-7-5 1158 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
  UCD89659  Piptatherum miliaceum A. A. Beetle 1942-10-1 1893 Yolo Near Davis. Comment
  UCD89660  Piptatherum miliaceum A. A. Beetle 1944-2-1 s.n. Yolo Campus, UC Davis. Comment
  UCD89664  Piptatherum miliaceum Beecher Crampton 1959-6-9 5334 Yolo Along US Hwy. 40 freeway, 1 mile east of Davis. Comment
  UCD142971  Pistacia atlantica Ellen Dean; K. MacMillen 2013-8-9 7944 Yolo Downstream of Monticello Dam along Hwy 128, north side of Putah Creek in Putah Creek Vegetation Survey Plot INT4E. 45 Comment
  SEINET10740517  Pistacia vera Stephanie Frischie 2000-10-7 Frischie 129 Yolo Davis Farmers' Market, Davis, CA. Comment
  UCD35850  Pisum sativum Beecher Crampton 1965-5-18 7346 Yolo Davis. Comment
  RSA0029039  Plagiobothrys Anonymous 1939-4-6 915 Yolo Putah Canyon. [county unspecified] Comment
  UCD121063  Plagiobothrys A. A. Beetle 1945-3-1 s.n. Yolo Buckeye Creek, inner coast range between Winters and Madison. Comment
  SBBG117341  Plagiobothrys canescens B. Crampton 1955-4-14 2479 Yolo 7.5 mi W of Davis, Moon Ranch Comment
  UC583158  Plagiobothrys canescens Lewis S. Rose 1936-4-27 36167 Yolo Guinda 117 Comment
  UCD82149  Plagiobothrys canescens Jean Shepard 2000-3-24 86 Yolo Yolo County Grasslands Park: East of Davis, from intersection of I-80 and Mace Blvd., 3.5 mi. south on Mace Blvd. (County Road 104), thence east along unpaved entrance road, on south side of road. 12 Comment
  UC1278096  Plagiobothrys canescens var. canescens Beecher Crampton 1955-4-11 2479 Yolo ca 7 mi w Davis; Moon Ranch Comment
  UC1278097  Plagiobothrys fulvus Beecher Crampton 1955-4-11 2473 Yolo ca 7 mi w Davis; Moon Ranch Comment
  UCR119105  Plagiobothrys fulvus var. campestris Beecher Crampton 1955-4-14 2473 Yolo Sacramento Valley, 7 miles west of city of Davis, Moon Ranch 30 Comment
  UCD36522  Plagiobothrys fulvus var. campestris Beecher Crampton 1954-4-15 1770 Yolo 2 miles west of city of Winters. Comment
  UCD21409  Plagiobothrys leptocladus J. Shepard 2001-5-13 458 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 large vernal pool straddling fence. 12 Comment
  RSA21597  Plagiobothrys leptocladus C. B. Wolf 1937-3-28 8322 Yolo Sacramento Valley, 6.5 miles south of Woodland. 18 Comment
  UCD63075  Plagiobothrys nothofulvus Ellen Dean 2008-4-9 4784 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
  UC1543155  Plagiobothrys stipitatus Charlotte G. Nast 1936-3-29 98 Yolo n of Davis (Woodland highway) Comment
  UCD120991  Plagiobothrys stipitatus Fleur Ng'weno 1989-4-27 DQ 12 Yolo D-Q University County Road 31, 9 mi. west of Davis city center. 29 Comment
  RSA634242  Plagiobothrys stipitatus Robert M. Rhode, B. Nemeth 1998-5-13 178 Yolo In the vicinity of Guinda; W of the intersection of State Hwy 16 and County Road 53, on County Rd 53; 0.5 km W of gate. Comment
  UCD120989  Plagiobothrys stipitatus Fleur Ng'weno 1989-4-19 DQ 5 Yolo D-Q University County Road 31, 9 mi. west of Davis city center. 29 Comment
  UCD37537  Plagiobothrys stipitatus Beecher Crampton 1955-3-21 2335 Yolo Yolo County, 7.5 miles west of city of Davis, Moon Ranch. Comment
  JEPS61063  Plagiobothrys stipitatus var. micranthus W. L. Jepson 1940-5-17 19929 Yolo 7 mi e Davis (w end of causeway, (near Plumtree, railroad flag station)); Yolo Causeway Comment
  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
  CDA31055  Plagiobothrys stipitatus var. stipitatus Viola Popescu 2010-3-17 s.n. Yolo Aeromodelling Club. Rte 102 between Davis and Woodland. Comment
  UCD21278  Plagiobothrys stipitatus var. stipitatus J. Shepard 2000-5-1 170 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
  UCD84338  Plagiobothrys stipitatus var. stipitatus Ayzik Solomeshch 2009-4-18 s.n. Yolo Yolo Bypass. Glide Ranch. 4 Comment
  POM126225  Plagiobothrys stipitatus var. stipitatus Francis Ramaley 1917-4-14 11102 Yolo Winters. Comment
  UCD39081  Planodes virginica Beecher Crampton 1963-3-20 6713 Yolo UC Davis Campus, Alden Pond, Irrigation Dept. Project. 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
  UCD124403  Plantago coronopus Terry Reedy 1975-5-22 s.n. Yolo County Road 32, 1/4 mile east of Davis boundary. Comment
  UCD40999  Plantago elongata Carol W. Witham 2003-4-11 929 Yolo DFG Tule Ranch vernal pools. Approximately 8 miles southeast of Davis. Southeast of the junctions of County Roads 38 and 105. 4 Comment
  UCD124421  Plantago elongata J. M. Tucker 1951-3-25 2057 Yolo adjacent to railroad to Woodland, 1.1 miles north of Davis. Comment
  UCD34979  Plantago elongata Beecher Crampton 1996-4-22 10337 Yolo Yolo County, 3.5 miles S.E. of Woodland, along Mavis-Henson (Field) road, just east of its jct. with county road 102 and just south of road 25, T9N R2E, sect 11. Comment
  UCD35488  Plantago elongata Beecher Crampton 1957-4-4 3916 Yolo Yolo County; ca. six miles northeast of Davis, along County Road 103. Comment
  RSA10429  Plantago elongata subsp. pentasperma Carl B. Wolf 1928-5-8 2139 Yolo Sacramento Valley; 12 miles north of Dixon. Comment
  UCD124461  Plantago erecta R. H. Miller 1949-4-3 10 Yolo Putah Canyon. Comment
  UCD160100  Plantago erecta Emily Howard 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. 176 Comment
  UCD36176  Plantago erecta Beecher Crampton 1953-3-30 1045 Yolo 8 miles west of Dunnigan, Durst Ranch. Comment
  UCD15548  Plantago lanceolata Lara Hawthorne 1989-4-15 6 Yolo UC Davis Campus. 15 Comment
  UC735741  Plantago major Chas. Heiser 1947-7-6 1947 Yolo Davis Comment
  UCD124511  Plantago major Chas. B. Heiser Jr. 1947-7-6 s.n. Yolo Davis. Comment
  UCD141696  Platanus X hispanica Ellen Dean; M. Taylor 2013-6-21 7808 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
  UCD33497  Platanus X hispanica Beecher Crampton 1969-7-25 8498 Yolo Davis, Russell blvd. Comment
  RSA801979  Plectritis ciliosa Keith E. Hoffmaster 1939-4-6 907 Yolo Putah Canyon. Comment
  UCD137578  Plectritis ciliosa Gary W. Sanderson 1960-4-21 315 Yolo Cache Creek Basin, State Highway 16, ca. 5 miles northwest of Rumsey. Comment
  SEINET14400438  Plectritis macrocera Unknown 1938-5-6 694 a Yolo Yolo County Comment
  SEINET5741125 Image available Plectritis macrocera var. eichleriana R. H. Ramsey 1961-1 22 Yolo Steep north slope of Putah Creek Canyon, in open places in foothill woodland; State Highway 128, 5 miles west of Winters.; Winters Comment
  RSA563487  Poa annua D. Charlton 1990-3-6 4155 Yolo SW of UC Davis, frontage RD off HWY 80 15 Comment
  SEINET218338 Image available Poa annua G. R. Williams 1961-2-19 5 Yolo In orchard ca 0.25 mi W of sewage disposal plant U of California Campus Davis Comment
  UCD90502  Poa arachnifera A. A. Beetle 1944-5-20 1986 Yolo Davis. In Perennial Legume Garden, Agronomy fields. Comment
  UCD37513  Poa bulbosa Beecher Crampton 1961-4-3 5848 Yolo Yolo County, city of Davis, Southern Pacific Railroad Station. Comment
  UCD90621  Poa bulbosa Beecher Crampton 1961-4-3 5848 Yolo city of Davis, Southern Pacific Railroad Station. Comment
  UCR119155  Poa bulbosa Beecher Crampton 1961-4-3 5848 Yolo Sacramento Valley, City of Davis. Southern Pacific railroad station. 15 Comment
  UCD91884  Poa pratensis Beecher Crampton 1962-4-26 s.n. Yolo Davis Campus, Agronomy Experimental Areas, Plant Introductory Nursery. Comment
  UCD73577  Poa secunda Ellen Dean; Elizabeth Goebel 2008-4-7 4721 Yolo Audubon Bobcat Ranch, northwest of the city of Winters. Maxwell Flat in the northeastern part of the ranch that is accessed by a private road at the end of Moody Slough Road. 70 Comment
  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
  UCD37920  Poa secunda subsp. secunda Beecher Crampton 1962-5-1 6368 Yolo 1.5 miles SW of Saxon Station, Sacramento Northern Railroad, at junction of County Roads 105 and 38. Comment
  UCD90805  Poa secunda subsp. secunda Beecher Crampton 1958-4-21 4711 Yolo 2.7 miles NW of Rumsey. Along State Hwy 16 above Cache Creek. Comment
  UCD90813  Poa secunda subsp. secunda Beecher Crampton 1962-5-1 6368 Yolo 1.5 miles SW of Saxon Station, Sacramento Northern Railroad. Comment
  UCD22768  Podocarpus gracilior Collector unknown 1988-1-4 s.n. Yolo Environmental Horticulture building. Comment
  SDSU21405  Pogogyne douglasii Carol Witham 2015-5-8 1473 Yolo CDFW Ranch. Vernal Pool approximately 230 meters southeast of junction of roads 38 and 105 Comment
  UCD146922  Pogogyne zizyphoroides Carol W. Witham 2003-4-7 892 Yolo DFG Tule Ranch vernal pools. Approximately 8 miles southeast of Davis. Southeast of the junctions of County Roads 38 and 105. 4 Comment
  UCD34302  Polycarpon tetraphyllum Beecher Crampton 1979-5-17 9684 Yolo Yolo County, Davis. Comment
  UCD80942  Polygonum aviculare subsp. depressum Ellen Dean; F. Singh, L. Raber, C. Kraintz, R. Ghaffarzadeh 2009-4-1 5345 Yolo city of Woodland. Mavis Henson field property on the east side of County Road 102, just south of County Road 25. Property owned by city of Woodland. Old rodeo area. Buildings gone now. 9 Comment
  UCD100096  Polygonum aviculare subsp. depressum R. N. Raynor 1939-1-9 s.n. Yolo Botany greenhouse, University Farm. Comment
  UCD99955  Polygonum aviculare subsp. depressum Rimo Bacigalupi; L. R. Heckard, C. L. Custer 1965-10-4 9130 Yolo Along north-south lateral (rd.) 0.9 mile north of Hebron siding (Sacramento Northern Railway). 1.9 miles east of Woodland flanking waste water disposal areas on both sides of road. 10 Comment
  UCD99985  Polygonum aviculare subsp. depressum C. J. W. 1913-4-1 309 Yolo Davis. Comment
  CDA21291  Polygonum lapathifolium G. F. Hrusa, C. & E. Dogwin 2007-10-18 17078 Yolo Sacramento Delta; Boat launch area on W side of Sacramento River approx. 1 mi. N of Hood. 3 Comment
  UCR190479  Polygonum lapathifolium George K. Helmkamp, E. A. Helmkamp 2007-9-17 12971 Yolo Sacramento Valley, along CA-16 at Madison, at junction with County Road-89, about 9 miles west of Brower's Corner in Woodland 43 Comment
  UCD47764  Polypodium calirhiza Ryan Knox; E. McDermott and G. Walden 2002-4-13 21 Yolo Yolo Co., Mclaughlin UC Reserve, W side of Davis Creek Reservoir, along road that goes from Soda Springs 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. 488 Comment
  UCD51637  Polypogon interruptus B. A. Madson 1940-5-29 s.n. Yolo Davis. Comment
  UCD59368  Polypogon maritimus Ellen Dean; Kate Mawdsley 2007-6-8 3843 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. Western part of ranch near stock pond. 627 Comment
  CAS-BOT-BC232561  Polypogon monspeliensis Roxana Stinchfield 1916-6-25 317 Yolo In Tule near mouth of Buckeye Creek Comment
  HSC10836  Polypogon monspeliensis C. B. Wolf 1928-5-8 2152 Yolo 12 mi. N of Dixon on the Pacific Hwy. Comment
  POM198498  Polypogon monspeliensis Roxana Stinchfield 1916-6-25 317 Yolo Buckeye Creek. Comment
  UCD36112  Polypogon monspeliensis Beecher Crampton 1952-11-1 905 Yolo Yolo County, 1.5 miles north of city of Davis. Comment
  UCD59367  Polypogon monspeliensis Ellen Dean; Kate Mawdsley 2007-6-8 3843 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
  UCR220391  Polypogon monspeliensis Jean V. Shepard, Vince Forcella 2000-5-13 244 Yolo Sacramento Valley, Yolo County Grasslands Park, east of Davis, 4 mi south on Mace Blvd. (Co. Road 104) from intersection of Hwy I-80 and Mace Blvd., east along unpaved entrance road, past parking lots on south side, along track to the south in field 12 Comment
  UCD69404  Populus alba J. Shepard 1997-10-24 s.n. Yolo City of Davis, UC Davis Campus, courtyard of Robbins Hall. Very large tree. Comment
  SBBG115918  Populus fremontii B. Crampton 1986-9-23 10077 Yolo Putah Crk S of University airport Comment
  UCD80979  Populus fremontii Angelica Sauceda; Ellen Dean, Clare Loughran 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 near creek crossing. 77 Comment
  UCD110624  Populus fremontii subsp. fremontii Joseph M. DiTomaso 1976-4-9 403 Yolo Just below Monticello Dam at Lake Berryessa above Putah Creek. Comment
  UCD110647  Populus fremontii subsp. fremontii Pamela G. Riley; B. Harker and J. MacLean 2002-4-27 120 Yolo W of the town of Davis. UC Davis Ecosystem Reserve. N side of Putah Creek, just W of the UC Davis Landfill on Pedrick Rd. Comment
  UCSC001854  Potamogeton pectinatus J. E. Roadhouse 2007-4-15 1 Yolo Moores Ditch Comment
  UCD113986  Poterium sanguisorba K. Wagnon 1932-3-28 s.n. Yolo Agronomy, U.C. Davis. Comment
  JEPS24494  Proboscidea louisianica subsp. louisianica J. H. Thomas 1960-8-30 8869 Yolo about 5 mi s Winters (along hwy to Vacaville) Comment
  UCD146709  Proboscidea louisianica subsp. louisianica G. F. Hrusa 1998-7-5 14667 Yolo immediately south of Guinda on Highway 16. Comment
  LA26130  Prosopis glandulosa var. torreyana W. R. Russell; 1957-7-22 sn Yolo In neglected yard in central part of town, Winters Comment
  SEINET10773928  Prunus Stephanie Frischie 2000-9-30 Frischie 93 Yolo Davis Farmers' Market, Davis, CA. Comment
  SEINET10771533  Prunus persica Stephanie Frischie 2000-10-7 Frischie 110 Yolo Davis Farmers' Market, Davis, CA. Comment
  CAS-BOT-BC357196  Pseudognaphalium luteoalbum Clarence R. Quick 1970-5-31 70 -18 Yolo Merritt Island near Clarksburg Comment
  JEPS84601  Pseudognaphalium luteoalbum John W. Willoughby 1979-8-13 4429 Yolo 1.2 mi nw of the junction with County Road 86, along fishing access Highway 128; Vaca Mountains, Putah Creek 60 Comment
  UCD73722  Pseudognaphalium luteoalbum Ayzik Solomeshch 2004-5-14 s. n. Yolo Audubon Bobcat Ranch, west of the city of Winters. Southeastern corner of ranch. 83 Comment
  UCD80986  Pseudognaphalium luteoalbum Clare Loughran; Ellen Dean, Angelica Sauceda 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. Middle reaches of Bray Canyon. Along old road that crosses Creek. 113 Comment
  UCD81023  Pseudognaphalium luteoalbum Ellen Dean; Gordon Harrington 2009-4-1 5366 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
  UCD63222  Psilocarphus brevissimus Ellen Dean; K. Mawdsley 2008-4-16 4801 Yolo southeast side of Woodland, Woodland Regional Park, just south of the intersection of County Roads 102 and 25, east side of road 102. Parking area between rodeo corrals and area just south of reservoir. 0 Comment
  UCD80926  Psilocarphus brevissimus Ellen Dean; F. Singh, L. Raber, C. Kraintz, R. Ghaffarzadeh 2009-4-1 5329 Yolo city of Woodland. Mavis Henson field property on the east side of County Road 102, just south of County Road 25. Property owned by city of Woodland. Old rodeo parking area. 9 Comment
  UCR212351  Psilocarphus brevissimus Ayzik Solomeshch 2003-5-30 s.n. Yolo Dept. of Fish and Game Glide Tule Ranch, about 8 miles SE of Davis 6 Comment
  UCD135265  Psilocarphus brevissimus var. brevissimus D. E. Bramlet 2004-3-26 3543 Yolo South Coast Fairview Park in costa Mesa, 183 meters west of Canyon School and 366 meters northwest of intersection of Wilson and Canyon Dr. 24 Comment
Read comments Aug 13 2018
  UCR220389  Psilocarphus brevissimus var. brevissimus Jean V. Shepard 2000-5-8 233 Yolo Sacramento Valley, Yolo County Grasslands Park, east of Davis, 4 mi south on Mace Blvd. (Co. Road 104) from intersection of Hwy I-80 and Mace Blvd., east along unpaved entrance road, almost to east boundary of park - Air Force Installation - and south along narrow track 12 Comment
  UCD21389  Psilocarphus oregonus J. Shepard 2001-4-27 433 Yolo Yolo County Grasslands Park: East of Davis, from intersection of I-80 and Mace Blvd., 3.5 mi. south on Mace Blvd. (County Road 104), thence east along unpaved entrance road approximately 0.25 miles. Growing in ruts on north side of road. 12 Comment
  UCD73726  Psilocarphus tenellus var. globiferus Ayzik Solomeshch 2004-5-23 s. n. Yolo Audubon Bobcat Ranch, west of the city of Winters. Southeastern corner of ranch. 83 Comment
  UCD73089  Pterostegia drymarioides Ellen Dean; Plant Biology 102 students 2008-4-6 4712 Yolo Audubon Bobcat Ranch, lands to the north of Hwy 128 on north side of Putah Creek, downstream of Monticello Dam. Bray Canyon, west side of creek. 77 Comment
  UCD93361  Puccinellia nutkaensis Beecher Crampton 1953-5-5 1207 Yolo Yolo County, 6 miles north of city of Davis, on Road 102. Comment
  SEINET239036 Image available Puccinellia nuttalliana Beecher Crampton 1978-6-26 9604 Yolo 4 miles SE of Woodland. 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
  UCD34470  Puccinellia simplex Beecher Crampton 1985-4-10 9914 Yolo Yolo County, 3.5 miles S.E. of Woodland. Comment
  UCD36526  Puccinellia simplex Beecher Crampton 1954-4-21 1777 Yolo 1.5 miles north of city of Davis. Comment
  UCD92223  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
  UCD92247  Puccinellia simplex Robert E. Preston 1996-3-23 908 Yolo SE of Woodland, NW of int Rd 25 and Rd 103. 9 Comment
  UCR118985  Puccinellia simplex Beecher Crampton 1954-4-21 1777 Yolo Sacramento Valley, 1.5 miles north of city of Davis. 15 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
  UCD22763  Pyrus kawakamii Collector unknown 1988-2-8 s.n. Yolo Comment
  CAS-BOT-BC36630  Quercus C. R. Quick 1972-9-7 7241 Yolo Merritt Island, about 20 miles SSW of Sacramento, just west of the Sacramento River in the SE corner of Yolo County Comment
  SBBG104700  Quercus X morehus V. C. Forcella 1987-11-22 Yolo St Hwy 16, a few mi N of Guinda Comment
  UCD47039  Quercus X morehus Vincent Forcella 1987-11-22 s.n. Yolo California, Yolo County: State Highway 16, ca. a few miles north of Ginda; by a culvert at roadside. Comment
  UCD45763  Quercus douglasii Beecher Crampton 1968-8-6 8340 Yolo 3 miles west of Winters, along State Hwy. 128. Comment
  UCD73672  Quercus douglasii Ayzik Solomeshch 2004-5-1 s. n. Yolo Audubon Bobcat Ranch, northwest of the city of Winters. Northeastern part of ranch, Maxwell Flat area, accessed by private road that is at the end of Moody Slough Rd. 71 Comment
  SACT002128  Quercus engelmannii J. Tucker 1958-4-27 Yolo north edge of University Aboretum Comment
  UCD46861  Quercus lobata M. Wiesendanger 1927-5-4 637 Yolo Valley Oak. Putah Canyon. Comment
  UCD46881  Quercus lobata Beecher Crampton 1977-10-8 9542 Yolo ca. 4.5 miles west of Winters (by road) along State Hwy. 128. Comment
  UCD46882  Quercus lobata Beecher Crampton 1977-6-16 9503 Yolo County Road 32, 1 mile west of the Fairfield School. Comment
  UCD63074  Quercus lobata Ellen Dean 2008-4-9 4783 Yolo Tuleyome Ireland Ranch. Central part of Ranch. Upper reaches of main canyon that starts near upper part of main loop road. In drainage that leads to canyon downslope of stock pond. 602 Comment
  UCD72449  Quercus lobata Ellen Dean 2008-4-25 4872 Yolo Tuleyome Ireland Ranch, western part of ranch near Crooker Spring. 332 Comment
  UCD81458  Quercus lobata M. Wiesendanger 1927-5-4 637 Yolo Putah Canyon. Comment
  SEINET13953541 Image available Quercus lobata Eilif Dahl 1962-1 Yolo Davis 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
  UCD50412  Quercus macrocarpa Roman Gankin 2004-9-10 s.n. Yolo CA: Yolo County: Front yard tree at 1145 Auburn Dr., Davis, CA. Comment
  UCD47275  Quercus shumardii Don K. Sexton 1955-10-16 s.n. Yolo Interstate 80, N. of Davis, Calif. 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
  SEINET6693926 Image available Quercus suber J. M. Tucker 1965-1 3819 Yolo West Quad, Univ. of California Davis. Comment
  SACT002734  Quercus wislizeni S. Gossard 1974-5-2 Yolo Waldorf School, American River, Sacramento, CA Comment
  UCD160157  Ranunculus aquatilis var. diffusus Aaron Goodman 2015-4-12 1 Yolo Audubon Bobcat Ranch. North side of Hwy 128, west of Winters. Southeast corner of ranch, west and uphill of ranch house headquarters. 188 Comment
  CAS-BOT-BC378912  Ranunculus californicus var. californicus W. D. Hamilton 1946-3-24 7323 Yolo Davis Comment
  CDA24314  Ranunculus canus G. M. Cole 1930-4-6 Yolo Between Davis and Winters. 0 Comment
  UC118242  Ranunculus hebecarpus J. W. Blankinship 1893-4-15 Yolo Madison Comment
  UC118246  Ranunculus hebecarpus J. W. Blankinship 1893-4-15 Yolo Capay Comment
  UCD96142  Ranunculus hebecarpus R. B. Griffith 1949-4-11 17 Yolo east of Cache Creek, 5.5 miles north of Rumsey. Comment
  UCR118889  Ranunculus hebecarpus Beecher Crampton 1953-4-9 1067 Yolo Sacramento Valley, 2.5 miles west of city of Winters, along road 87 46 Comment
  UCD80922  Ranunculus muricatus Ellen Dean; F. Singh, L. Raber, C. Kraintz, R. Ghaffarzadeh 2009-4-1 5325 Yolo city of Woodland. Mavis Henson field property on the east side of County Road 102, just south of County Road 25. Property owned by city of Woodland. Old rodeo parking area. 9 Comment
  UCD56709  Ranunculus occidentalis Ellen Dean; M. Bibbo 2007-3-23 3402 Yolo Tuleyome Ireland Ranch. In inner coast range northwest of the City of Winters between Salt Creek and Enos Creek, just north of Wild Cow Mountain. SW portion of ranch. 649 Comment
  UCD115169  Raphanus sativus J. Buck 1996-5-9 1 Yolo city of Davis, off Russell Boulevard. 15 Comment
  UCD38822  Raphanus sativus Beecher Crampton 1958-1-7 4657 Yolo West Sacramento. Comment
  CAS-BOT-BC55969  Rhamnus ilicifolia Roxana Stinchfield 1916-6-26 346 Yolo Foothills near Dunnigan De ?ly Sheep Ranch Comment
  SEINET8042208  Rhus aromatica R. R. Halse 2010-3-21 7831 Yolo Along State Hwy 16, ca 7.6 miles S of its junction with State Hwy. 20 or 5.7 miles northwest of Rumsey. 180 Comment
  UCD62910  Rhus aromatica Christa Lindsey; Plant Biology 102 students 2008-5-3 7 Yolo Yolo County; Audubon Bobcat Ranch, lands to the north of Hwy 128 on north side of Putah Creek downstream of Monticello Dam. Bray Canyon. West side of Bray Creek. 103 Comment
  SEINET3823157 Image available Rhus aromatica var. trilobata Annetta Carter 1938-5-7 1369 Yolo Cache Creek Canyon, 3.6 mi north of Rumsey 152 Comment
  RSA403721  Rhus trilobata Annetta Carter 1938-5-7 1369 Yolo Cache Creek Canyon, 3.6 miles north of Rumsey 152 Comment
  UC629764  Rhus trilobata Annetta Carter 1938-5-7 1369 Yolo 3.6 mi n Rumsey (Cache Creek Canyon); Cache Creek Canyon 152 Comment
  UC638701  Rigiopappus leptocladus Ethel Crum 1938-5-7 2001 Yolo four mi n Rumsey; Inner North Coast Range, Cache Creek Canyon 152 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
  SEINET11133087 Image available Robinia pseudoacacia Joyce Fetter 1962-1 Yolo Near intersection of Russell Boulevard and California Avenue. Davis. Comment
  CAS-BOT-BC74440  Rorippa curvisiliqua Roxana Stinchfield 1916-6-25 318 Yolo In Buckeye Creek bed near Tule. Comment
  UCD19507  Rosa californica Terry Reedy 1974-5-7 203 Yolo Davis; ditch along County Road 32, .25 mile east of eastern boundary. 21 Comment
  UCD21529  Rostraria cristata Joe DiTomaso 2003-4-23 s.n. Yolo west of Winters, off Road 87. Comment
  UCD92283  Rostraria cristata Beecher Crampton 1965-4-27 7298 Yolo 3 miles N.W. of Dunnigan, County Road 86. Comment
  UCD143935  Rubus Ellen Dean; K. MacMillen 2013-8-9 7941 Yolo Downstream of Monticello Dam along Hwy 128, north side of Putah Creek in Putah Creek Vegetation Survey Plot INT3D. 45 Comment
  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
  SBBG50778  Rubus ursinus E. L. Reimers 1963-4-19 34 Yolo near railroad tracks 0.25 mi E of Davis Comment
  UCD23200  Rumex conglomeratus A. Solomeshch 2002-4-30 s.n. Yolo Glide Ranch. 2.5 miles SSE from intersection of Rd 105 and Rd 38. 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
  UCD141682  Rumex crispus Ellen Dean; M. Taylor 2013-6-19 7798 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
  UCD144273  Rumex crispus Carol W. Witham 2003-4-7 906 Yolo DFG Tule Ranch vernal pools. Approximately 8 miles southeast of Davis. Southeast of the junctions of County Roads 38 and 105. 4 Comment
  UCD23199  Rumex crispus A. Solomeshch 2002-4-30 s.n. Yolo Glide Ranch. 2.5 miles SSE from intersection of Rd 105 and Rd 38. Comment
  UCR198248  Rumex dentatus Dean Kelch 2007-5-18 07 .328 Yolo Yolo Causeway, 0.4 mi east of Levee Road/RR Crossing 4 Comment
  CAS-BOT-BC433499  Rumex fueginus Roxana Stinchfield 1916-6-25 313 Yolo Near mouth of Buckeye Creek Comment
  UCD81390  Rumex occidentalis M. Wiesendanger 1927-4-29 591 Yolo Davis. University Farm. Comment
  UCD101623  Rumex salicifolius P. B. Kennedy 1920-6-23 s.n. Yolo Holland Land Co. Clarksburg, Sacramento River. 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
  UCD15908  Ruta graveolens Leticia Mosqueda 1975-2-2 s.n. Yolo City of Woodland. Obtained from the Mosqueda family (Alicia and Concepcion) at 319 North Walnut Street. Comment
  UCSB31252  Sabal texana Vernon I. Cheadle 1958-8-13 G 513 Yolo collected in the Botany Department Greenhouse of the University of California, Davis Botany Dept. Greenhouse Comment
  CDA19780  Saccharum ravennae J. Chesi 2001-8-11 s.n. Yolo Northern California; Route 16 mile marker 3.22 overlooking level of Cache Creek. 6-7 ft tall, common in area. 0 Comment
  HSC97378  Saccharum ravennae J. P. Smith 2007-8-1 12404 Yolo State Rte. 16, W of Woodland. 100 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
  RSA735360  Salix Keith E. Hoffmaster 1946-4-13 1235 Yolo Putah Canyon. Comment
  RSA735363  Salix Keith E. Hoffmaster 1946-4-13 1237 Yolo Putah Canyon. 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
  CAS-BOT-BC103039  Salix bonplandiana Beecher Crampton 1986-8-26 10052 Yolo ca. 5-6 miles west of Winters along Putah Creek, public access area Comment
  CAS-BOT-BC129704  Salix bonplandiana Roxana Stinchfield 1916-7-1 364 Yolo Mouth of Buckeye Creek Comment
  CHSC9582  Salix breweri E. L. Smith 1971-4-29 956 Yolo Ca. 12.8 km w of Winters. In Putah Creek Canyon about 2 km below Monicello Dam. 76 Comment
  SBBG50696  Salix breweri A. Wheaton 1962-4-23 27 Yolo near St Hwy 128, ca. 1.5 mi W of jct with Pleasants Valley Rd Comment
  SEINET11986396  Salix breweri E. L. Smith 1971-1 956 Yolo ca 12.8 km W of Winters in Putah Creek Canyon, ca 2 km below Monticello Dam 76 Comment
  CHSC9581  Salix exigua E. L. Smith 1971-4-29 955 Yolo Ca. 12.8 km w of Winters, in Putah Creek Canyon about 2 km below Monticello Dam. 76 Comment
  RSA273250  Salix exigua Glenn A. Gorelick 1965-10-3 s.n. Yolo Davis. Near Putah Creek at Low Water Bridge. Comment
  UCD110904  Salix exigua Beecher Crampton 1976-3-20 9361 Yolo Yolo County, Vaca Mtns. Putah Creek canyon, ca. 8 miles west of Winters. Comment
  UCD15079  Salix exigua Steven E. Smith 1977-4-15 12 Yolo Yolo Co.; U.C. Davis, on the north bank of the South Fork of Putah Creek (1/4 mile) east of Old Davis Road, 1.3 miles south of Mrak Hall; 15 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
  UCD34626  Salix exigua Beecher Crampton 1986-9-10 10072 Yolo Yolo County, 1/2 mile north of Capay, north edge of Cache Creek. Comment
  UCD34646  Salix exigua Beecher Crampton 1987-3-31 10091 Yolo Yolo County, 6.5 miles west of Winters along Putah Creek. Comment
  UCR146300  Salix exigua Beecher Crampton 1987-3-31 10091 Yolo 6.5 mi west of Winters along Putah Creek Comment
  CAS-BOT-BC104026  Salix gooddingii C. F. B. 1903-5-7 2936 Yolo Rumsey Comment
  CAS-BOT-BC104028  Salix gooddingii A. A. Heller 1902-4-29 5419 Yolo Near Madison Comment
  SBBG83455  Salix gooddingii D. Neubacher 1975-5-2 14 Yolo Cache Crk area, St Hwy 16, ca. 2.3 mi N of Rumsey Comment
  UC599628  Salix gooddingii A. A. Heller 1902-4-29 5419 Yolo near Madison 12 Comment
  UCD110960  Salix gooddingii G. F. Hrusa 1996-3-25 12697 Yolo S bank of Tule Canal, approx. 1/2 mile E of Interstate 5 on S side of Yolo Bypass. 30 Comment
  UCD81001  Salix gooddingii Drew Maraglia 2009-4-15 2 Yolo Mavis Henson Field, owned by city of Woodland. East side of County Road 102, just south of County Road 25. Western edge of drainage pond. 9 Comment
  CAS-BOT-BC106959  Salix laevigata Beecher Crampton 1987-3-31 10090 Yolo 6.5 miles west of Winters along Putah Creek 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
  UCD34630  Salix laevigata Beecher Crampton 1986-9-23 10076 Yolo Yolo County, Putah Creek south of University airport. Comment
  UCD59357  Salix laevigata Ellen Dean; Kate Mawdsley 2007-5-11 3781 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
  UCD34615  Salix lasiandra var. lasiandra Beecher Crampton 1986-9-3 10062 Yolo Yolo County, 4 miles N.W. of Davis, Willow Slough and road 99. Comment
  UCD34622  Salix lasiolepis Beecher Crampton 1986-9-8 10068 Yolo Yolo County, Sacramento River, 3.5 miles north of Elkhorn, sandy flat. Comment
  UCD34642  Salix lasiolepis Beecher Crampton 1987-3-31 10087 Yolo Yolo County, 6.5 miles west of Winters along Putah Creek. Comment
  UCD111762  Salix melanopsis Cay Collette 1975-5-31 24 Yolo Knight's Landing. 15' from Sacramento River. 15 Comment
  UCD34652  Salix melanopsis Beecher Crampton 1987-4-25 10096 Yolo Yolo County, Solano County border, Mace road crossing of south fork of Putah Creek, ca. 3 miles S.E. of Davis. Comment
  UCD162439  Salpichroa origanifolia Frank Thomas 1935-10-10 s.n. Yolo Esparto. Comment
  UCR55543  Salpichroa origanifolia Geraldine Y. Rippengale 1988-1 s.n. Yolo Just west of Yolo Airport, on Rippengale Property, between county roads 29 and 31, W side of County Road 95; around pump area Comment
  CAS-BOT-BC403783  Salpichroa origanifolia Beecher Crampton 1977-8-23 9522 Yolo Davis. Vacant lot along G st. between 5 and 6 streets Comment
  UCD126788  Salpichroa origanifolia Beecher Crampton 1977-8-23 9522 Yolo Davis, vacant lot along G St. between 5th and 6th. Comment
  UCD126789  Salpichroa origanifolia Q. L. Holdeman 1970-6-12 s.n. Yolo Davis, northwest corner of 5th and G Streets. Comment
  UCD162404  Salpichroa origanifolia Beecher Crampton 30 Nov1953 1741 Yolo University of California Davis. Comment
  UCD33613  Salpichroa rhomboidea Beecher Crampton 1970-8-31 8649 Yolo Davis. Comment
  UCD19427  Salsola damascena J. DiTomaso 2001-7-21 s.n. Yolo UC Davis, Veg. Crops Field Station, along Hutchison Rd, near creek. Comment
  UCR178668  Salsola damascena Ellen Dean, J. Shepard 2002-7-11 s.n. Yolo Sacramento Valley, City of Davis, University of California farm 16 Comment
  SEINET3866171  Salsola tragus J. Shepard 2000-10-24 346 Yolo East of Davis, from intersection of I-80 and Mace Blvd., 3.5 mi. south on Mace Blvd. (County Road 104), thence east along unpaved entrance road. East of first parking lot on south side.; 0 12 Comment
  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
  UC1049548  Salvia carduacea Rimo Bacigalupi 1950-4-16 3127 Yolo about 5 mi nw Runsey (at bend of Cache Creek Canyon, to the ne of road, Colusa-Yolo County line); Inner North Coast Ranges, Cache Creek Canyon Comment
  UCD15075  Sambucus mexicana Susan J. Schmidale 1977-4-16 13 Yolo California, Yolo Co.; Davis, ca. 1/4 mile east of Highway 113, 1/4 mile west of the Southern Pacific Railroad Tracks and 1/2 mile north of Road 29; 15 Comment
  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-BC245833  Sambucus nigra subsp. caerulea Roxana Stinchfield 1916-6-25 329 Yolo Buckeye Creek, Goodin Ranch Comment
  CDA30841  Sambucus nigra subsp. caerulea M. Beyers 2010-5-12 444 Yolo In the vicinity of Esparto, along the east side of County Road 87, where it bridges Cache Creek on its north. 55 Comment
  UCD13211  Sambucus nigra subsp. caerulea Charles Martin 1986-5-9 25 Yolo Along hwy 128, 5.3 mi E of Monticello Dam, along Putah Creek. 91 Comment
  HSC62752  Sanicula bipinnatifida J. M. DiTomaso 1979-5-12 986 Yolo 3.9 mi. E of Yolo-Colusa County line on Rd. 128, below Lake Berryessa 76 Comment
  SEINET11155872  Sanicula bipinnatifida Unknown 1967-3-17 s.n. Yolo Near Winters. Comment
  UCD127943  Sanicula bipinnatifida R. H. Miller 1949-3-27 8 Yolo Putah Canyon. Comment
  UCD127947  Sanicula bipinnatifida Ogden C. Riddle 1942-3-30 39 Yolo Putah Canyon. Comment
  UCD41124  Sanicula bipinnatifida K. Arhangelsky 2002-3-23 142 Yolo Eastern foothills of inner north coast range, Capay Valley; outside Rumsey. 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
  RSA29243  Sanicula bipinnatifida Joseph A. Ewan 1934-3-18 8692 Yolo Putah Creek, 6 mi. above Winters. Comment
  SEINET5744983 Image available Sanicula bipinnatifida Janet Hudson 1966-1 6 Yolo Up small canyon off road; State Hwy 128, ca. 3 miles W of Winters.; Winters Comment
  UCD128013  Sanicula bipinnatifida E. H. Stanford 1940-4-1 s.n. Yolo Putah. 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
  UCD65960  Schedonorus arundinaceus P. Stern 1988-5-21 14 Yolo Davis. Riparian area in greenbelt north of 'F' and Covell Sts. Comment
  UCD22753  Schinus molle Collector unknown 1988-2-8 s.n. Yolo Collected behind music building. Comment
  UCD162957  Schoenoplectus acutus var. occidentalis Craig Thomsen 2006-6-30 2629 Yolo Rumsey Canyon along Cache Creek. Otis-Camp Haswell Yolo County Park. Cache Creek. 144 Comment
  CDA39120  Scirpus acutus G. M. Cole 1928-6-19 s.n. Yolo East end of causeway to Davis. 0 Comment
  UCR106853  Scrophularia californica subsp. californica Allen Gilbert 1974-4-28 29 Yolo 5 mi east of Monticello dam, on Hwy 128, near Putah Creek 61 Comment
  UCD38856  Senecio flaccidus var. douglasii Beecher Crampton 1962-10-2 6691 Yolo 8 miles west of Winters, Putah Creek Canyon, Vaca Mts. State Hwy. 128. Comment
  UCD21364  Senecio vulgaris J. Shepard 2001-2-25 368 Yolo Yolo County Grasslands Park: East of Davis, from intersection of I-80 and Mace Blvd., 3.5 mi. south on Mace Blvd. (County Road 104), thence east along unpaved entrance road. Approximately 50 yards before Department of Defense fence. 12 Comment
  UCR235431  Senecio vulgaris George K. Helmkamp, E. A. Helmkamp 2012-4-17 18778 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-BC364702  Senecio vulgaris W. D. Hamilton 1946-5-1 s.n. Yolo Davis Comment
  CAS-BOT-BC364705  Senecio vulgaris Roxana S. Ferris 1917-4-20 700 Yolo Near Dunnigan Comment
  RSA562289  Senecio vulgaris D. Charlton 1990-3-3 4169 Yolo Southwest of University of California, Davis, frontage road off Highway 80. 15 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
  UCD19375  Sesbania punicea E. Dean 2001-8-1 880 Yolo City of Davis. 2550 Sycamore Lane, Dos Pinos Housing Cooperative, courtyard of unit 3B. 15 Comment
  SEINET242458 Image available Setaria Beecher Crampton 1954-9-10 sn Yolo UC Davis, agronomy experimental area Comment
  SEINET11696009  Setaria italica Unknown 1959-11-2 s.n. Yolo UC Davis Campus, Agronomy Experimental Area Comment
  CHSC117313  Setaria pumila B. Castro; Tom Boullion 2008-8-22 1764 Yolo Sacramento Valley. Ca 2.7 air mi SE of Knights Landing, via Road 116B, W of ' Wild Irishman Bend' on topo map, on W bank of the Sacramento River at RM 85.6. 9 Comment
  UCD37708  Setaria pumila Beecher Crampton 1961-7-21 5938 Yolo Yolo County, 2.5 miles northwest of city of Davis, along County Road 99. Comment
  UCD32822  Setaria verticillata Beecher Crampton 1964-8-3 7137 Yolo Yolo County, Davis. Comment
  UCD92824  Setaria verticillata R. N. Raynor 1939-7-15 s.n. Yolo Yolo County. Comment
  UCR119096  Setaria verticillata Beecher Crampton 1954-9-9 2269 Yolo Sacramento Valley, 2 miles north of Davis. 15 Comment
  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
  UCD34780  Setaria viridis Beecher Crampton 1989-8-17 10225 Yolo Yolo County, UC Davis agricultural services area. Comment
  UCD92844  Setaria viridis Beecher Crampton 1973-9-11 8999 Yolo UC Davis campus, rabbit study area in south Agronomy Fields. 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
  UC767045  Silene antirrhina R. F. Hoover 1938-4-23 3201 Yolo Grade on Rumsey-Arbuckle Road Comment
  POM181694  Silene gallica L. F. Robbins 1927-3-26 s.n. Yolo Putah Canyon. Comment
  UCR207829  Silene gallica George K. Helmkamp, E. A. Helmkamp 2009-3-24 14449 Yolo Inner North Coast Range, along CA-128, 6.1 miles west of Winters and beside Putah Creek 49 Comment
  UCD98968  Silene laciniata subsp. californica H. B. Currier; C. B. Heiser Jr. 1947-4-10 1898 Yolo just off Highway 16, 1 mile northwest of Rumsey. Comment
  UC735714  Silybum marianum Charles B. Heiser Jr. 1947-5-23 1916 Yolo Davis , campus (campus, <University of California at Davis>) Comment
  UCD150947  Silybum marianum D. S. Park; D. Potter 2010-4-22 27 Yolo 128 roadside. Disturbed. Large population thriving all along road. 81 Comment
  UCD20857  Silybum marianum N. Nicola 2001-2-5 074 Yolo Sacramento Valley, 4 miles west of Woodland, at Cache Creek Nature Preserve, riparian zone of Cache Creek. Comment
  UCD68014  Silybum marianum C. P. Pease 1995-5-20 S.N. Yolo East side of University of California, Davis campus, Experimental College gardens. 16 Comment
  UCR257034  Silybum marianum George K. Helmkamp, Mary Alice Barnes 2013-5-8 20521 Yolo Southern Sacramento Valley, Yolo Bypass Wildlife Area, 0.9 mile southeast of the junction of Chiles Road and I-80, between Sacramento and Davis 13 Comment
  UCD38767  Sinapis arvensis Beecher Crampton 1958-1-7 4658 Yolo West Sacramento, Harbor Blvd. and West Capitol Ave. Comment
  UCD82165  Sinapis arvensis Jean Shepard 2000-6-30 321 Yolo City of Davis. Intersection of Cowell Blvd. and Chiles Rd., north side. Comment
  UCD115474  Sisymbrium altissimum P. B. Kennedy 1920-6-23 s.n. Yolo Holland Land Co. Clarksberg, Sacramento River. Comment
  UCD63079  Sisymbrium officinale Ellen Dean 2008-4-9 4788 Yolo Tuleyome Ireland Ranch. Central part of Ranch. Head of smaller canyon that is east of main canyon. 649 Comment
  HSC6921  Sisymbrium officinale M. Dole 1963-4-14 69 Yolo 1 mi. S of Hwy. 40 on Rd. 105 Comment
  UCD115752  Sisymbrium officinale M. Wiesendanger 1927-4-29 614 Yolo Woodland. Comment
  SBBG115668  Sisymbrium orientale A. M. Shapiro 1985-4-11 Yolo University of California Davis campus, Old Davis Rd, near 1-80 jct Comment
  UCD38881  Sisymbrium orientale Beecher Crampton 1959-6-10 5339 Yolo Davis Comment
  UCD138845  Sisyrinchium bellum P. Thompson 1996-4-21 27 Yolo Davis, south side of town, path parallel to Valdora Road. 17 Comment
  UC1191775  Solanum americanum Malcolm A. Nobs, S. Galen Smith 1949-7-18 1003 Yolo n of Winters (Sacramento Valley, San Joaquin Valley); Sacramento Valley, San Joaquin Valley Comment
  CDA5909  Solanum cardiophyllum T. C. Fuller 1969-8-7 18855 Yolo Veg. Crops Dept., University of California, Davis. 0 Comment
  CDA5910  Solanum cardiophyllum T. C. Fuller 1969-8-7 18855 Yolo Veg. Crops Dept., University of California, Davis. 0 Comment
  UCR197989  Solanum elaeagnifolium Beecher Crampton 1953-8-17 1623 Yolo Sacramento Valley, city of Davis, University of California campus, north side of Agronomy seed warehouse 16 Comment
  CDA41198  Solanum elaeagnifolium G. D. Barbe 1985-6-18 4234 Yolo Delmonte Street and Harbor Boulevard, Port of Sacramento, West Sacramento. 0 Comment
  UCD126034  Solanum elaeagnifolium Beecher Crampton 1960-10-4 5784 Yolo UC-Davis Campus, northeast of Agronomy Warehouse. Comment
  UCD126896  Solanum elaeagnifolium H. R. Drever 1945-6-22 s.n. Yolo Davis. Comment
  UCD32821  Solanum elaeagnifolium Beecher Crampton 1964-8-2 7136 Yolo 3 miles north of Davis. Comment
  UCD38520  Solanum elaeagnifolium Beecher Crampton 1955-8-11 3132 Yolo UC Davis Campus. Comment
  UCD39021  Solanum elaeagnifolium Beecher Crampton 1960-10-4 5784 Yolo UC-Davis Campus, northeast of Agronomy Warehouse. Comment
  SEINET10923182  Solanum melongena Stephanie Frischie 2000-10-7 Frischie 121 Yolo Davis Farmers' Market, Davis, CA. Comment
  UCR141665  Solanum nigrum Gene Miyao 1981-11-12 s.n. Yolo Yolo County 70 Comment
  UCD18393  Solanum nigrum K. Glenn 1982-7-7 s.n. Yolo County Rd. 102 and Cache Creek, on SW side in tomato field. Comment
  UCD126988  Solanum parishii J. D. Skoss 1948-6-6 28 Yolo Putah Canyon, 2 miles below Yolo-Napa county line. 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
  UCD149362  Solanum rostratum N. Sevier 1931-6-24 s.n. Yolo City of Davis. 15 Comment
  UCD127005  Solanum rostratum June McCaskill; Katherine Onaga 1958-6-25 581 Yolo south side of Arboretum Drive, 0.2 mile west of Sewage Treatment Plant, University of California, Davis. Comment
  SEINET10780200  Solanum tuberosum Stephanie Frischie 2000-10-14 Frischie 147 Yolo Davis Farmers' Market, Davis, CA. Comment
  UC1585972  Solanum umbelliferum Barbara Ertter with Annetta Carter 1989-5-28 8533 Yolo 5 air mi wsw of Rumsey (Rayhouse Road 4.3 mi from Hwy 16, e side of ridge between Blue Ridge and Little Blue Ridge, 0.4 mi below crest at large roadcut, nw cor.Yolo Co) 731 Comment
  UC735730  Solanum umbelliferum Charles B. Heiser Jr. 1947-4-10 1902 Yolo about 1 mi n of Rumsey (nw of Highway 16) Comment
  UCD127086  Solanum xanti Ogden C. Riddle 1942-3-30 54 Yolo Putah Canyon, 4 miles west of Recreation Beach. Comment
  UCD168992  Solanum xanti Ellen Dean; C. Thomsen and M. Hoshovsky 2017-3-29 9295 Yolo Audubon Bobcat Ranch. West side of ranch, north of Hwy 128, near western property boundary.Top of ridge on the west side of Bray Canyon near old undeveloped road that leads to a flat area (old helipad?). Area has burned three times in the last three years. 320 Comment
  UCD15019  Solanum xanti Ricky D. Pearce 1978-5-20 34 Yolo 9.2 miles west on highway 128 from intersection of highway 128 and Railroad Avenue in Winters; Comment
  UCD111530  Soleirolia soleirolii W. R. Russell 1959-4-2 s.n. Yolo 619 F Street, Davis. Comment
  UCR118879  Solidago occidentalis Beecher Crampton 1961-10-25 6040 Yolo Sacramento Valley, 4 miles northwest of Bryte. Yolo Bypass. 15 Comment
  CDA36935  Sonchus asper CDFA Staff 1998-4-22 s.n. Yolo Rominger Prop., north of County Road 19, east of County Road 92C, west of County Road 94B. 0 Comment
  UCD21311  Sonchus asper subsp. asper J. Shepard 2000-5-20 256 Yolo Yolo County Grasslands Park: East of Davis, from intersection of I-80 and Mace Blvd., 3.5 mi. south on Mace Blvd. (County Road 104), thence east along unpaved entrance road, past parking lots on south side. 12 Comment
  UCD136188  Sonchus oleraceus P. B. Kennedy 1920-6-23 s.n. Yolo Holland Land Co. Sacramento River - Clarksburg. Comment
  UCD160554  Sonchus oleraceus Ellen Dean; Craig Thomsen 2015-3-21 8606 Yolo Audubon Bobcat Ranch. Western part of ranch, just north of Hwy 128 and N of Putah Creek. Area E of Bray Canyon at base of large escarpment labeled 'spring' on topo maps. Burned in 2014. 234 Comment
  UCD21380  Sonchus oleraceus J. Shepard 2001-3-26 422 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. Five yards from east boundary and the Department of Defense property fence and approximately 200 yards north of County Road 36. 12 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
  UCD136179  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
  UCD136207  Sonchus oleraceus Alice Warrick 1979-5-19 29 Yolo Davis. 870 Linden lane. Growing as a weed in cultivated garden. 13 Comment
  SEINET3228401 Image available Sophora japonica M. F. Wojciechowski 1999-10-3 856 Yolo Residential area in Davis, near intersection of 1st St and 3rd St, just north of Amtrak station. Comment
  SEINET3228402 Image available Sophora japonica M. F. Wojciechowski 1999-10-3 856 Yolo Residential area in Davis, near intersection of 1st St and 3rd St, just north of Amtrak station. Comment
  SEINET11696018  Sorghastrum nutans Unknown n d s.n. Yolo no further locality Comment
  CAS-BOT-BC236538  Sorghum bicolor T. C. Fuller; G. D. Barbe 1979-9-20 2251 Yolo West of County Road 95, between county roads 25 and 27, southwest of Woodland Comment
  UCD36832  Sorghum bicolor subsp. drummondii Beecher Crampton 1955-11-11 3211 Yolo City of Davis, University of California campus. Comment
  CDA13139  Sorghum halepense G. F. Hrusa 1996-6-24 13074 Yolo North Coast Biodiversity Arena; Along Rd. 102 immed. S of intersection with Gibson Rd. Comment
  UCD37676  Sorghum halepense Beecher Crampton 1961-6-1 5881 Yolo 1 mile N of Davis. Comment
  UCD92648  Sorghum halepense A. S. Crafts 1926-7-8 433 Yolo University Farm Campus, Davis. Comment
  UCR119177  Sorghum halepense Beecher Crampton 1961-6-1 5881 Yolo Sacramento Valley, 1 mile north of the city of Davis. 15 Comment
  UCD108494  Spartium junceum Collector unknown 1925-5-14 s.n. Yolo Davis. Comment
  CHSC59961  Spergularia bocconi J. M. Tucker 1977-5-2 4392 Yolo Around greenhouses; Orchard Park greenhouse complex (Range 3), University of California campus, Davis. Comment
  UCD21298  Spergularia bocconi J. Shepard 2000-5-8 237 Yolo Yolo County Grasslands Park: East of Davis, from intersection of I-80 and Mace Blvd., 3.5 mi. south on Mace Blvd. (County Road 104), thence east along unpaved entrance road nearly to east boundary of park, near ruts in road. 12 Comment
  UCD21405  Spergularia bocconi J. Shepard 2001-5-6 450 Yolo Yolo County Grasslands Park: East of Davis, from intersection of I-80 and Mace Blvd., 3.5 mi. south on Mace Blvd. (County Road 104), thence east 0.5 miles along unpaved entrance road. About 100 yards west of Department of Defense fence 12 Comment
  CAS-BOT-BC390126  Spergularia bocconi G. B. Rossbach; R. P. Rossbach 1938-5-31 657 Yolo 6 mi. south of Woodland Comment
  UCD19487  Spergularia bocconi Terry Reedy 1974-5-18 249 Yolo 2 mi north of Covell Blvd., between Pole Line Road and old settling pond. 21 Comment
  RSA261409  Spergularia macrotheca var. leucantha M. N. Artist 1965-5-22 21 Yolo County Road 100, 1 mile N of junction with County Road 31, Davis. Comment
  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
  UCD41145  Spergularia rubra C. Holn 2002-3-12 181 Yolo Eastern foothills of inner north coast range, Capay Valley. North of Guinda, east of Hwy 128, north of Rd. 43. Comment
  UCD84318  Spergularia rubra Ayzik Solomeshch 2009-5-19 s.n. Yolo Yolo Bypass. Glide Ranch. 4 Comment
  UCD93169  Sporobolus Beecher Crampton 1953-4-1 s.n. Yolo Davis. UC Davis Campus. Comment
  UCD39903  Sporobolus capensis Beecher Crampton 1954-4-13 s.n. Yolo UC Davis campus, Agronomy Divison, greenhouse grown. Comment
  SEINET10716742  Sporobolus cryptandrus Crampton 1965-10-8 CRAMPTON 7536 Yolo 1 mile N.E. of Woodland on Kentucky ave. (County rd 20), just west of its junction with County rd. 101. Roadshoulder, nearly bare, assoc. Cynodon. Comment
  UCD93144  Sporobolus indicus Beecher Crampton 1964-8-11 7138 Yolo UC Davis Campus. N of Hunt Hall. Comment
  UCD93149  Sporobolus indicus Beecher Crampton 1982-8-13 9867 Yolo UC Davis Campus. Comment
  RSA447286  Stachys Robert Gustafson 1985-6-15 3181 Yolo Jct. of Road 25 & 103, southeast of Woodland. Comment
  UCD125786  Stachys ajugoides A. S. Crafts 1926-7-8 438 Yolo University Farm Campus, Davis. Comment
  UCD20377  Stachys ajugoides K. Esau 1932-5-22 s. n. Yolo Yolo County, near Woodland. Comment
  SD240962  Stellaria media George K. Helmkamp, E. A. Helmkamp 2012-3-9 18617 Yolo Sacramento Valley: County Road 16, 2.1 miles east of its junction with County Road 102; at the area where the road turns sharply north, c. 4 miles NE of Woodland (Grays Pond 7.5'Q) 17 Comment
  SFV1243  Stellaria media J. M. Tucker 1951-2-22 2034 Yolo Sacramento Valley Davis. University of California campus. County road beside Arboretum. 15 Comment
  UCD62878  Stellaria media Chris Mosser; Plant Biology 102 students 2008-5-3 7 Yolo Audubon Bobcat Ranch, lands to the north of Hwy 128 on north side of Putah Creek downstream of Monticello Dam. Bray Canyon. Along Bray Creek. Plant found ~ 8' from creek. 100 Comment
  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
  SEINET241282 Image available Stipa lessingiana Beecher Crampton 1961-4-10 T.O. 2532 Yolo UC Davis agronomy experimental area, plant introduction nursery, row D - 202 Comment
  RSA0121907  Streptanthus glandulosus subsp. glandulosus Keith E. Hoffmaster 1941-3-26 1029 Yolo Putah can. Comment
  UCD34261  Suaeda calceoliformis Beecher Crampton 1978-6-27 9616 A Yolo 4 miles S.E. of Woodland. Comment
  UCD34256  Suaeda nigra Beecher Crampton 1978-6-27 9613 Yolo 4 miles S.E. of Woodland, T9N R2E sect. 11 N.E. 1/4. Comment
  UCD73031  Suaeda nigra Ellen Dean; Erika Smith and Casey Woodall 2008-5-12 4912 Yolo City of Woodland Alkali Grassland Preserve managed by Center for Natural Land Management on the south side of County Road 25, west of Road 103. 4 Comment
  CDA23537  Suaeda nigra T. Kono 1964-9-1 Yolo Pole Line Road, 2.5 miles north of Davis. 0 Comment
  UCD141661  Symphoricarpos albus var. laevigatus Ellen Dean; M. Taylor, K. MacMillan 2013-6-13 7789 Yolo City of Davis South Fork Preserve, along Mace Blvd. (County Road 104) south of the City of Davis boundary. North bank of Putah Creek in Plot MBN 1A of the Putah Creek vegetation survey. 9 Comment
  UCD169985  Symphyotrichum chilense G. F. Hrusa 1997-12-13 14134 Yolo Tule canal. On bank of S levee along canal. Comment
  UCD77364  Symphyotrichum chilense Robert E. Preston 1999-10-24 1250 Yolo Vic Fazio Wildlife Area, Causeway Unit. 3 Comment
  UCD164517  Symphyotrichum subulatum Craig D. Thomsen 2006-8-16 2704 Yolo Camp Haswell County Park. 182 Comment
  UCD134154  Symphyotrichum subulatum var. parviflorum Beecher Crampton 1953-9-30 1632 Yolo Knights Landing, Sycamore Slough. Comment
  HSC21379  Tamarix parviflora J. V. Lenz 1946-4-16 Yolo 2 mi. NE of Davis Comment
  RSA261392  Tamarix parviflora Elaine J. Imada 1971-4-10 6 Yolo Along Cache Creek; State Hwy 16, 2 miles S of the Colusa-Yolo Co line. Comment
  UC917147  Tamarix parviflora H. H. Dickson 1950-5-25 31 Yolo 7 mi w Davis (on road to Winters, in a new subdivision); Putah Creek Comment
  UCD101746  Tamarix parviflora Stephen Westergaard 1967-4-29 11 Yolo Cache Creek, Guinda Dump, Road 57. 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
  UCD150990  Taraxacum officinale D. S. Park 2010-5-5 70 Yolo UCD, disturbed. North-east of SLB. 11 Comment
  UC638698  Tetrapteron graciliflorum Ethel Crum 1938-5-7 2006 Yolo 3.5 mi nw Rumsey; Inner North Coast Range, Comanche Hills 213 Comment
  CAS-BOT-BC88009  Thelypodium Roxana Stinchfield 1916-7-1 359 Yolo Mouth of Buckeye Creek. Comment
  SEINET237213 Image available Thinopyrum ponticum B. Crampton 1955-1 2981 Yolo Adjacent to old rice fields Co Rd 102 2 mi NE of Davis Comment
  UCD36700  Thinopyrum ponticum Beecher Crampton 1955-7-11 2981 Yolo 2 miles NE of Davis, along County Road 102. Comment
  UCD93335  Thinopyrum ponticum Beecher Crampton 1972-7-13 8828 Yolo 2 miles N of Davis, Pole Line Road. Comment
  UCD33156  Thlaspi arvense Beecher Crampton 1967-4-19 7832 Yolo UC Davis, edge of field just NW of new Administration Building. Comment
  UCD115955  Thysanocarpus curvipes R. H. Miller 1949-5-7 44 Yolo Putah Canyon. Comment
  UCD128159  Torilis arvensis Henry House 1995-5-27 1995- 26 Yolo 5.5 km north of latitude of Winters, 1.25 km west of Road 89, next to Chicahominy Slough. 16 Comment
  UCD160028  Torilis arvensis J. Shepard 2015-4-12 894 Yolo City of Davis. East Davis, intersection of Monarch and Temple, NW corner. 10 Comment
  UCD160030  Torilis arvensis Ellen Dean; Tom Starbuck, Lita Dean 2015-4-20 8626 Yolo City of Davis. Front yard at 817 Linden Lane. 15 Comment
  UCD170671  Torilis arvensis Jean Shepard 2018-2-11 913 Yolo City of Davis. Yard 1800 block Myrtle Place. 15 Comment
  UCD20867  Torilis arvensis N. Nicola 2001-8-5 084 Yolo Eastern foothills of inner north coast range, Capay Valley, 0.9 miles as the crow flies N. of Rumsey; Lowrey Ranch. Comment
  UCD81068  Torilis arvensis Ellen Dean; Drew Maraglia 2009-4-15 5432 Yolo city of Woodland. Woodland Regional Park. East side of County Road 102, just south of County Road 25. 9 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
  UCD128181  Torilis nodosa Marvin Nies 1951-4-30 52 Yolo 5 miles northeast of Davis. Comment
  CDA441  Torreya californica W. McGrew 1967-9-6 s.n. Yolo Reid Mine area, NW corner of Yolo Co. 0 Comment
  UCD20517  Torreya californica E. Dean; w/ Rob Weiss, Layne Huiet, and Kate Mawdsley 2002-6-2 1089 Yolo McLaughlin UC Reserve. Along Rayhouse Rd. above Davis Creek drainage. 0.3 road miles from intersection with Soda Springs road. Downslope side of road. 463 Comment
  CAS-BOT-BC173004  Toxicodendron diversilobum Chas. Heiser 1947-4-21 1908 Yolo Putah Creek, campus Comment
  UCD72425  Toxicoscordion fremontii Ellen Dean 2008-4-25 4853 Yolo Tuleyome Ireland Ranch, central part of ranch along path that has been cut through chaparral to access southwestern portion of ranch. 620 Comment
  UCD139861  Toxicoscordion fremontii Alpaslun Ongun 1961-3-10 4 Yolo Poleline Road north of Davis. Comment
  UCD136897  Tragopogon porrifolius B. Tanjoco; E. Larimer 2002-4-27 11 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
  UCD161090  Tragopogon porrifolius Jean Shepard 1999-3-27 10 Yolo City of Davis, Myrtle Pl. Comment
  UCD142295  Triadica sebifera Barry Meyers-Rice; Elizabeth Salvia 1999-11-27 MR 991101 Yolo North Ponds' in Davis; near the intersections of F Street and Anderson Road. Comment
  JEPS84721  Tribulus terrestris John W. Willoughby 1979-8-13 4400 Yolo Vaca Mountains, Putah Creek, along State Highway 128 about 2.9 mi nw of jct of the highway and Pleasants Valley Road (County Rd 86), at edge of parking area Putah Creek; Vaca Mountains, Putah Creek 60 Comment
  UCR119129  Tribulus terrestris Beecher Crampton 1961-8-1 5960 Yolo Sacramento Valley, City of Davis, Southern Pacific railroad station 15 Comment
  SEINET10407759 Image available Tribulus terrestris W. R. Russell 1958-5-13 Yolo Weed just west of California Avenue bridge, in University Arboretum, University of Caifornia, Davis Comment
  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
  UCD37719  Tribulus terrestris Beecher Crampton 1961-8-1 5960 Yolo Davis. Southern Pacific Railroad. Comment
  UCD73708  Trichostema lanceolatum Ayzik Solomeshch 2004-6-15 s. n. Yolo Audubon Bobcat Ranch, west of the city of Winters. Southeastern corner of ranch. 83 Comment
  UCR219960  Trichostema lanceolatum Ayzik Solomeshch 2004-6-15 s.n. Yolo Audubon Bobcat Ranch, west of the city of Winters. Southeastern corner of the ranch. Grassland restoration and weed contol plots of Emilio Laca and Joe DiTomaso 84 Comment
  RSA699710  Trifolium Keith E. Hoffmaster 1946-4-13 1203 Yolo Putah Canyon. Comment
  RSA699713  Trifolium Keith E. Hoffmaster 1939-4-6 913 Yolo Putah Canyon. Comment
  RSA699716  Trifolium Keith E. Hoffmaster 1940-4-28 969 Yolo Davis, 1 mi. north. Comment
  HSC15106  Trifolium albopurpureum M. Dole 1963-4-9 16 Yolo 2 mi. W of Zamora on Rd. 15 Comment
  SBBG29019  Trifolium albopurpureum B. Crampton 1966-4-6 7637 Yolo foothills, 2 mi W of Winters Comment
  UCD35836  Trifolium albopurpureum Beecher Crampton 1965-4-6 7253 Yolo 2 miles west of Winters. Comment
  UC638706  Trifolium albopurpureum var. albopurpureum Ethel Crum 1938-5-7 Yolo 4 mi n Rumsey (Cache Creek); Inner North Coast Ranges 152 Comment
  UCR119102  Trifolium albopurpureum var. olivaceum Beecher Crampton 1955-4-14 2475 Yolo Sacramento Valley, 7 miles west of city of Davis, Moon Ranch 30 Comment
Read comments Jun 16 2008
  UCD107873  Trifolium bifidum P. B. Kennedy 1915-4-26 s.n. Yolo Davis. Comment
  SBBG29018  Trifolium bifidum var. bifidum B. Crampton 1966-4-6 7636 Yolo 2 mi W of Winters Comment
  UCD33596  Trifolium campestre Beecher Crampton 1970-6-22 8621 Yolo UC Davis Campus, Dairy Barn lawn. Comment
  UCD160560  Trifolium ciliolatum Ellen Dean; Craig Thomsen 2015-3-21 8610 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. 274 Comment
  UCD62837  Trifolium ciliolatum Michael J. Bower; Plant Biology 102 students 2008-4-6 1 Yolo Yolo County; Audubon Bobcat Ranch, lands to the north of Hwy 128 on north side of Putah Creek downstream of Monticello Dam. Bray Canyon. 109 Comment
  UCD108263  Trifolium ciliolatum K. Esau; E. Hyde 1938-5-5 s.n. Yolo Near bridge at entrance to Putah Canyon. Comment
  UCD108266  Trifolium ciliolatum J. W. Gilmore 1928-6-1 s.n. Yolo Davis. Comment
  UCD82189  Trifolium depauperatum J. Shepard 2004-3-21 636 Yolo Yolo County Grasslands Park: East of Davis, from intersection of I-80 and Mace Blvd., 3.5 mi. south on Mace Blvd. (County Road 104), thence east 0.5 miles along unpaved entrance road to Department of Defense fence. South 30 yds. 12 Comment
  UC631078  Trifolium depauperatum var. amplectens P. B. Kennedy 1915-4-26 Yolo Roadsisdes - Suburbs Davis Comment
  UCR118891  Trifolium depauperatum var. amplectens Beecher Crampton 1953-4-19 1110 Yolo Sacramento Valley, 1.5 miles north of Davis. 15 Comment
  UCR119136  Trifolium depauperatum var. amplectens Beecher Crampton 1954-4-8 1757 Yolo Sacramento Valley, 2 miles east of Davis Comment
  UCD35889  Trifolium depauperatum var. amplectens Beecher Crampton 1966-4-28 7681 Yolo 1 mile southwest of Saxon Station. (site) Comment
  UCD82067  Trifolium depauperatum var. amplectens Beecher Crampton 1966-4-28 7681 Yolo 1 mile southwest of Saxon Station. (site) Comment
  UCD82068  Trifolium depauperatum var. amplectens Beecher Crampton 1966-4-28 7681 Yolo 1 mile southwest of Saxon Station. (site) Comment
  UCD96997  Trifolium depauperatum var. truncatum Christopher Michael Bronny 2011-4-25 32 Yolo Woodland. Woodland Regional park property on the east side of County Road 102, just south of County Road 25. Property owned by city of Woodland. Near southern boundary of property in area previously known as Mavis Henson Field and rented by the Aeromodelers group until winter of 2011). Just north of gravel access road, just south of airplane landing strip, and just west of parking area for Aeromodeler buildings (now removed). 11 Comment
  UCD108538  Trifolium depauperatum var. truncatum Fleur Ng'weno 1989-5-1 DQ 25 Yolo D-Q University County Road 31, 9 miles W of Davis city center. 30 Comment
  UCD108541  Trifolium depauperatum var. truncatum E. H. Stanford 1940-4-1 s.n. Yolo Putah. Comment
  UCD35738  Trifolium depauperatum var. truncatum Beecher Crampton 1953-3-31 1053 Yolo About 4 miles west of Davis. Comment
  UCD108894  Trifolium fragiferum Beecher Crampton 1974-6-24 s.n. Yolo UC Davis. Hunt Hall. Comment
  CDA11596  Trifolium fucatum G. F. Hrusa, S. Larson 1995-4-1 12053 Yolo Central Valley; Along Highway 505 at intersection of Highway 16 (Woodland, Main St.). Comment
  UC631596  Trifolium fucatum P. B. Kennedy 1915-4-26 Yolo outskirts Davis Comment
  UCD108975  Trifolium fucatum Collector Unknown 1925-5-11 1692 Yolo Davis. Comment
  UCD21384  Trifolium fucatum J. Shepard 2001-3-26 426 Yolo Yolo County Grasslands Park: East of Davis, from intersection of I-80 and Mace Blvd., 4 mi. south on Mace Blvd. (County Road 104), thence east 0.5 miles along County Road 36. Growing in the southeast corner of the park; 10 yards west of Department of Defense fence and 20 yards north of Road 36. 12 Comment
  UCR220400  Trifolium fucatum Jean V. Shepard 2001-3-23 413 Yolo Sacramento Valley, Yolo County Grasslands Park, east of Davis, from intersection of I-80 and Mace Blvd., 3.5 miles south on Mace Blvd. (County Rd 104), 0.5 mi east along County Road 36, southeast corner of the Park 12 Comment
  CDA34539  Trifolium fucatum R. A. Price 2010-4-9 1608 a Yolo Woodland; south-east corner of city. Just east of County Road 102 and south of County Road 25 (old Woodland Areomodelers s site). 0 Comment
  RSA699927  Trifolium fucatum Keith E. Hoffmaster 1946-4-19 1200 Yolo 3-4 miles NE of Davis. Comment
  UCD109032  Trifolium fucatum Fleur Ng'weno 1989-5-1 DQ 24 Yolo D-Q University County Road 31, 9 miles W of Davis city center. 30 Comment
  UCD109047  Trifolium fucatum R. Tofsrud 1951-4-1 s.n. Yolo West of Davis. Comment
  UCD33787  Trifolium fucatum Beecher Crampton 1973-4-16 8915 Yolo 1/4 mile south of Saxon Station. Comment
  UCD39966  Trifolium glomeratum Beecher Crampton 1966-7-6 s.n. Yolo UC Davis Campus, Agronomy Experimental Area; grown from seed of unknown origin. P.I. 296,673. Comment
  POM127054  Trifolium gracilentum Francis Ramaley 11103 Yolo Winters Comment
  RSA699926  Trifolium gracilentum Keith E. Hoffmaster 1946-4-19 1202 Yolo 3-4 miles N of Davis. Comment
  SEINET7413849  Trifolium gracilentum B. Crampton 1955-4-15 2500 Yolo UC Davis Campus, south end of the Campbell Tract Comment
  UCD37790  Trifolium gracilentum Beecher Crampton 1962-4-2 6108 Yolo 1.5 miles west of Winters, along Putah Creek. Comment
  UCD21385  Trifolium gracilentum var. gracilentum J. Shepard 2001-3-26 427 Yolo Yolo County Grasslands Park: East of Davis, from intersection of I-80 and Mace Blvd., 4 mi. south on Mace Blvd. (County Road 104), thence east 0.3 miles on County Road 36. Then, 50 yards north into field. 12 Comment
  UCD109769  Trifolium hirtum W. Biehler 1950-1 s.n. Yolo On Davis campus. Comment
  UCD111218  Trifolium hybridum Collector unknown 1925-5-9 1737 Yolo Davis. Comment
  UCD15490  Trifolium incarnatum Ted Graber 1984-4-15 18 Yolo North of Davis suburbs where they are presently building. 12 Comment
  RSA636079  Trifolium microcephalum Robert M. Rhode, Barbara Nemeth 1998-5-13 182 Yolo In the vicinity of Guinda; west of the intersection of State Highway #16 and County Road #53, on County Rd. #53, c. 1 km west of gate. Comment
  UCD56704  Trifolium oliganthum Ellen Dean; M. Bibbo 2007-3-23 3397 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
  UCD73669  Trifolium olivaceum Ayzik Solomeshch 2005-4-10 s. n. Yolo Audubon Bobcat Ranch, northwest of the city of Winters. Northeastern part of ranch, Maxwell Flat area, accessed by private road that is at the end of Moody Slough Rd. 71 Comment
  UC630790  Trifolium variegatum var. melananthum P. B. Kennedy 1915-4-26 Yolo Davis Comment
  CHSC79318  Trifolium willdenovii Beecher Crampton 1966-4-28 7682 Yolo 1 mile S.W. of Saxon Station. Comment
  CHSC79319  Trifolium willdenovii Beecher Crampton 1978-5-8 9576 Yolo 1/4 mile south of Saxon Station. Comment
  RSA167152  Trifolium willdenovii Jack Maze 1963-4-27 18 Yolo 0.75 mile east of Recreation Beach, State Highway 128. Comment
  UCD109859  Trifolium willdenovii Jack Maze 1963-4-27 18 Yolo 3/4 mile east of Recreation Beach, State Highway 128. Comment
  UCD109902  Trifolium willdenovii M. Wiesendanger 1927-4-29 592 Yolo Davis. Comment
  UCD21038  Trifolium willdenovii Vernal Pool Team 2002; Carol Witham and Jennifer Buck 2002-4-4 224 Yolo near the city of Davis. Along Road 38, approximately 1.2 miles S of its intersection with Road 105. Glide/Tule Ranch site, pool # GLI001. 2 Comment
  UCD21392  Trifolium willdenovii J. Shepard 2001-4-27 436 Yolo Yolo County Grasslands Park: East of Davis, from intersection of I-80 and Mace Blvd., 3.5 mi. south on Mace Blvd. (County Road 104), thence east 0.5 miles along unpaved entrance road. Then, south about 400 yards and north of a large vernal pool on the east border of park and Department of Defense land. 12 Comment
  UCD21404  Trifolium willdenovii J. Shepard 2001-5-6 448 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
  UCD23218  Trifolium willdenovii A. Solomeshch 2002-4-30 s.n. Yolo Glide Ranch. 2.5 miles SSE from intersection of Rd 105 and Rd 38. Comment
  UCD80970  Trifolium willdenovii Ellen Dean; R. Rawson, J. Herford, A. Weidling, H. McGinnis 2009-4-1 5353 Yolo city of Woodland. Mavis Henson field property on the east side of County Road 102, just south of County Road 25. Property owned by city of Woodland. Western side of property used by model airplane club. 9 Comment
  POM147022  Trifolium willdenovii Alice Eastwood 1927-3-28 14224 Yolo Near Winters. Comment
  RSA636067  Trifolium willdenovii Robert M. Rhode, Barbara Nemeth 1998-5-13 181 Yolo In the vicinity of Guinda; west of the intersection of State Highway #16 and County Road #53m on County Rd #53, Comment
  RSA636078  Trifolium willdenovii Robert M. Rhode, Barbara Nemeth 1998-5-13 180 Yolo In the vicinity of Guinda; W of the intersection of State Hwy 16 and County Road 53, on County Rd 53; 0.5 km W of gate. Comment
  UCD18424  Trifolium willdenovii Gabor Bethlenfalvay 1973-4-23 2 Yolo city of Davis, Covell Blvd. and Anderson Rd. 15 Comment
  UCD23186  Triphysaria eriantha A. Solomeshch 2002-4-30 s.n. Yolo Glide Ranch. 2.5 miles SSE from intersection of Rd 105 and Rd 38. Comment
  UCD41129  Triphysaria eriantha N. Nicola 2002-3-18 137 Yolo Eastern foothills if inner north coast range, Capay Valley. Rd 63 off Hwy 16, Murphy property. Comment
  UCD33933  Triphysaria versicolor subsp. faucibarbata Beecher Crampton 1975-4-21 9162 Yolo 5 miles east of Woodland, Interstate Hwy 5 just before the Yolo Bypass. Comment
  UCD139296  Triteleia hyacinthina K. Esau; E. Hyde 1938-5-25 s.n. Yolo Putah Canyon. Comment
  UCD139317  Triteleia hyacinthina M. I. Wibawa 1996-4-13 5 Yolo on the corner of Tubbs Road and Sweeney Road. 17 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
  CAS-BOT-BC526143  Triteleia laxa Alice Eastwood 1927-3-28 14232 Yolo near Winters Comment
  UCD19713  Triteleia laxa C. H. Lamoureux 1956-4-18 1047 Yolo Putah Canyon, 2 miles below recreation beach. Comment
  UCD34197  Triteleia laxa Beecher Crampton 1978-3-16 9547 Yolo 2 miles west of Winters. Comment
  UCD93330  Triticum Beecher Crampton 1961-5-17 5872 Yolo 3 miles S of Woodland. Comment
  UCD93308  Triticum turgidum Beecher Crampton 1961-6-1 5889 Yolo 3 miles S of Woodland. Comment
  UCD94848  Typha domingensis G. H. Vansell 1954-6-30 s.n. Yolo Conway Ranch, ca. 7 miles northeast of Davis. Comment
  UCD94863  Typha latifolia Carole Eastman 1976-6-9 s.n. Yolo Road 31, just before approaching DQU entrance road. Comment
  UCD94976  Typha latifolia G. H. Vansell 1954-6-30 s.n. Yolo Conway Ranch, ca. 7 miles northeast of Davis. Comment