Search Results — 2000 specimen records retrieved (1415 records with coordinates)
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(For large data reqests, please contact Jason Alexander, jason_alexander@berkeley.edu.)

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

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? Specimen ID Determination * Collector Collection Date Collection Number County Locality Elevation in meters Feedback
  UCD116174  Abutilon theophrasti Daryl Koutnik; John Sowell 1978-10-27 578 Yolo One mile south of Putah Creek, east of county road 106 and west of Yolo Causeway. 6 Comment
  CDA4912  Abutilon theophrasti T. C. Fuller 1959-10-1 3265 Yolo Yolo Bypass at railroad trestle, River Road, ca. 4 miles east of Woodland. 0 Comment
  CAS-BOT-BC234973  Acer William C. Overton, Jr. 1982-5-3 s.n. Yolo City of Davis, UC Davis campus, across road from Mrak bridge, east of parking lot with orange trees, tree off SE (?) corner of little brown shingled building that once housed Arbie Hdqtrs. Comment
  UCD50408  Acer Jean Shepard 2004-7-23 s.n. Yolo CA: Yolo Co.: UCD Campus Courtyard behind Buehler Alumni Center. Comment
  CAS-BOT-BC331641  Acer macrophyllum C. F. Baker 1903-5-8 2981 Yolo Cache Creek canon Comment
  UCD117008  Acer macrophyllum H. E. Cott 1949-6-5 A 128 Yolo Putah Canyon, along State Highway 28, near Recreation Beach. 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
  SBBG14320  Acer negundo L. B. Hendrix 1962-4-28 26 Yolo University of Californica campus, Davis Comment
  UCD117090  Acer negundo Cay Collete 1975-4-12 5 Yolo Knight's Landing, approximately 20 feet from Sacramento River. 15 Comment
  UCD117135  Acer negundo M. Wiesendanger 1927-5-4 635 Yolo Putah Canyon. Comment
  HSC62842  Acer negundo var. californicum J. M. DiTomaso 1979-5-12 991 Yolo Next to Putah Creek below Monticello Dam 91 Comment
  JEPS84692  Acer negundo var. californicum John W. Willoughby 1976-3-21 1230 Yolo along State Highway 128 between Monticello Dam and junction <of the highway> with County Road 86 (Pleasants Valley Road) (side of road next to Putah Creek (Solano Lake), n end of range Vaca Mountains); n end Vaca Mountains, Putah Creek (Solano Lake) 73 Comment
  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
  SEINET6700517 Image available Achillea millefolium G. Cook 1959-3-28 3 Yolo Collected 4 miles from Winters, along highway 128 351 Comment
  UCD128293  Achillea millefolium J. K. Couch 1995-5-14 3 Yolo in Community Gardens in Davis. 1.5 miles north of Putah Creek, bordering 113. 16 Comment
  UCD34781  Achnatherum brachychaetum Beecher Crampton 1989-8-17 10226 Yolo Yolo County, UC Davis agricultural services area. Comment
  UCD128413  Achyrachaena mollis P. B. Kennedy 1915-4-26 s.n. Yolo Davis. Comment
  UCD21229  Achyrachaena mollis J. Shepard 2000-4-1 104 Yolo Yolo County Grasslands Park: East of Davis, from intersection of I-80 and Mace Blvd., 3.5 mi. south on Mace Blvd. (County Road 104), thence east along unpaved entrance road. Along south side of entrance road just beyond parking lots. 12 Comment
  UCD128431  Achyrachaena mollis DQU Science Class 1989-4-25 DQ 3 Yolo D-Q University. County Road 31; 9 miles west of Davis city center. 29 Comment
  UCD73713  Acmispon americanus var. americanus Ayzik Solomeshch 2004-5-14 s. n. Yolo Audubon Bobcat Ranch, west of the city of Winters. Southeastern corner of ranch. 83 Comment
  UCD38887  Acmispon americanus var. americanus Beecher Crampton 1959-10-5 5464 Yolo 2 miles north of Davis. Comment
  UCD104040  Acmispon brachycarpus Beecher Crampton 1958-4-21 4719 Yolo 6.5 miles northwest of Rumsey, NW Yolo county, along State Hwy. 16. Comment
  UCD59313  Acmispon brachycarpus Ellen Dean; Kate Mawdsley 2007-5-11 3737 Yolo Tuleyome Ireland Ranch. In inner coast range, northwest of the City of Winters, between Salt Creek and Enos Creek, just north of Wild Cow Mountain. Central part of ranch near western portion of loop road. 638 Comment
  UCD103750  Acmispon denticulatus Collector unknown 1925-5-21 1718 Yolo Causeway. Comment
  UCD104138  Acmispon glaber D. Sanchez-Mata 1998-6-24 s.n. Yolo Rumsey. Cache Creek Ridge. Cache Creek Canyon Regional Park. 210 Comment
  UCD168495  Acmispon strigosus Ellen Dean; C. Thomsen and M. Hoshovsky 2017-3-29 9285 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
  UCD104483  Acmispon wrangelianus A. A. Beetle 1945-3-8 4204 Yolo Putah Creek Canyon, west of Winters. Comment
  UCD56749  Acmispon wrangelianus Ellen Dean; M. Bibbo 2007-3-23 3441 Yolo Tuleyome Ireland Ranch. In inner coast range northwest of the City of Winters between Salt Creek and Enos Creek, just north of Wild Cow Mountain. SW portion of ranch. 649 Comment
  UCD38759  Acroptilon repens Beecher Crampton 1957-10-25 4641 Yolo West Sacramento, along the US Hwy. 40 freeway. Comment
  UCD128494  Acroptilon repens R. Breckenridge 2002-7-2 PDR 120455 7 Yolo around equipment yard and ditches at Highway 128 and E Main St, Winters. Comment
  UC466770  Adenostoma fasciculatum Francis Ramaley 1917-5-29 11310 Yolo 8 mi. e. Winters Comment
  UCD68001  Adenostoma fasciculatum S. M. Smukler 1995-5-19 5 Yolo Quail Ridge Preserve, 1 mile from the University Cabin, next to the trail. 450 Comment
  UCD159964  Adiantum capillus-veneris Ellen Dean; Layne Huiet 2015-4-5 8620 Yolo 3.2 road miles south of border with Colusa County, along Hwy 16. East side of road at highway marker 3.22. 179 Comment
  UCSB63811  Adiantum cuneatum Gankin, Roman 1962-4-11 Yolo In Botany Dept greenhouse, UC Davis Comment
  CDA1672  Aegilops triuncialis C. Justus 1958-5-28 Yolo Cabel Ranch, Winters. 0 Comment
  CDA8338  Aegilops triuncialis Robin Breckenridge 2008-5-12 PDR# 1313561 Yolo Capay, 23585 Hwy 16. 0 Comment
  CHSC107298  Aegilops triuncialis R. Breckinridge 2009-5-26 PDR 1313570 Yolo In the vicinity of Madison and Winters. Along CR 89, between CR 25 and CR 20. Comment
  UCD51553  Aegilops triuncialis Beecher Crampton 1961-4-28 5859 Yolo 2 miles west of Winters, County Road 87. Comment
  CAS-BOT-BC206888  Aesculus californica Lara Hawthorne 1989-6-3 17 Yolo Hwy 128 near Stebbins Reserve 97 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
  UCD59372  Aesculus californica Ellen Dean; Kate Mawdsley 2007-6-8 3847 Yolo Tuleyome Ireland Ranch, Inner Coast Ranges, northwest of the city of Winters, between Salt Creek and Enos Creek, just N of Wild Cow Mtn. 627 Comment
  SEINET5743817 Image available Aesculus californica Clinton C. Shock 1980-1 78 Yolo State Hwy 16, 4.7 miles S of Yolo County line; along Cache Creek.; Cache Creek 152 Comment
  UCD58031  Agoseris heterophylla Ellen Dean; K. Mawdsley 2007-4-6 3570 Yolo Tuleyome Ireland Ranch. In inner coast range, northwest of the City of Winters, between Salt Creek and Enos Creek, just north of Wild Cow Mountain. SE portion of ranch. 442 Comment
  SEINET242366  Agropyron Beecher Crampton 1961-6-13 T.O. 2502 Yolo UC Davis agronomy experimental area, plant introduction nursery, row BC-8 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
  SEINET5720060 Image available Agropyron libanoticum Nazir M. Sankary 1971-1 s.n. Yolo Raised from seed in field near Botany Department Greenhouses, University of California campus.; Davis Comment
  UCD147182  Agrostis avenacea Carol W. Witham 2003-4-26 969 Yolo DFG Tule Ranch vernal pools. Approximately 8 miles southeast of Davis. Southeast of the junctions of County Roads 38 and 105. 4 Comment
  UCD37230  Agrostis avenacea Beecher Crampton 1958-6-27 4978 Yolo Yolo County, 1.3 miles south of Dunnigan, U.S. Highway 99. Comment
  CDA1705  Agrostis capillaris N. van Kleeck 1971-8-3 Yolo 1400 Whittier Drive, Davis. 0 Comment
  SEINET11695840  Agrostis castellana Unknown 1960-6-3 T.O. 2461 Yolo UC Davis agronomy experimental area, plant introduction nursery Comment
  SEINET242365  Agrostis castellana Beecher Crampton 1960-6-3 T.O. 2455 Yolo CULTIVATED; UC Davis agronomy experimental area, plant introduction nursery Comment
  SEINET4339460  Agrostis densiflora B. Crampton 1964-6-2 s.n. Yolo Cultivated at UC Davis old Agrostis nursery (A-4), seed from type specimen 3102, collected July 27, 1955 in Mendocino county 4 miles south of Fort Bragg, 1.5 miles north of Caspar along Hwy 1 near Jughandle Creek Comment
  UCD52279  Agrostis exarata var. microphylla P. B. Kennedy 1920-7-31 x 3592 Yolo Davis. Field - campus - Berkeley. Comment
  UCD52281  Agrostis exarata var. microphylla P. B. Kennedy 1920-7-31 x 3592 Yolo Davis, Field - campus - Berkeley. Comment
  UCD141660  Agrostis stolonifera Ellen Dean; M. Taylor, K. MacMillan 2013-6-13 7788 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
  UCD36386  Agrostis stolonifera Beecher Crampton 1953-6-14 1452 Yolo Yolo County, city of Davis. Comment
  UCD53533  Agrostis stolonifera Leonard 1919-6-13 x 3063 Yolo Davis. Comment
  UCR197986  Agrostis stolonifera Beecher Crampton 1953-8-27 1614 Yolo city of Davis, Davis High School 15 Comment
  UCD117156  Ailanthus altissima Lynn B. Hendrix 1962-4-28 28 Yolo UC Davis. Comment
  UCD21255  Ailanthus altissima J. Shepard 2000-4-13 139 Yolo Yolo County Grasslands Park: East of Davis, from intersection of I-80 and Mace Blvd., 3.5 mi. south on Mace Blvd. (County Road 104), thence east along unpaved entrance road. Near entrance road, just to the north between road and parking lot to N of entrance road. 12 Comment
  UCD59340  Aira caryophyllea Ellen Dean; Kate Mawdsley 2007-5-11 3764 Yolo Tuleyome Ireland Ranch. In inner coast range, northwest of the City of Winters, between Salt Creek and Enos Creek, just north of Wild Cow Mountain. Central part of ranch. 546 Comment
  RSA697343  Aira danthonioides Keith E. Hoffmaster 1939-4-15 s.n. Yolo Davis Comment
  UCD39774  Ajuga reptans Beecher Crampton 1964-4-23 s.n. Yolo Ground cover planting about Freeborn Hall. Comment
  UC735742  Alisma plantago-aquatica Charles B. Heiser Jr. 1947-7-22 1965 Yolo n of Davis Comment
  UCD138562  Allium neapolitanum Beecher Crampton 1971-4-7 s.n. Yolo Davis. Comment
  UCD81599  Allium sanbornii Collector Unknown 1949-1 s.n. Yolo Woodland. Comment
  UCD59342  Allium serra Ellen Dean; Kate Mawdsley 2007-5-11 3766 Yolo Tuleyome Ireland Ranch. In inner coast range, northwest of the City of Winters, between Salt Creek and Enos Creek, just north of Wild Cow Mountain. Central part of ranch. 546 Comment
  UCD149347  Alnus rhombifolia Collector Unknown 1925-5-25 s.n. Yolo Putah Canyon. 60 Comment
  SEINET241283  Alopecurus Beecher Crampton 1962-4-10 T.O. 2524 Yolo UC Davis agronomy experimental area, plant introduction nursery, row D - 188. Comment
  HSC8891  Alopecurus saccatus J. W. Lenz 1947-4-24 Yolo Alkali area N of Davis, Hwy. 99W Comment
  UCD36209  Alopecurus saccatus Beecher Crampton 1953-4-16 1107 Yolo Yolo County, 1.5 miles north of city of Davis. Comment
  UCD55945  Alopecurus saccatus Beecher Crampton 1955-4-14 2494 Yolo 2 miles northwest Dunnigan. Comment
  UCD55977  Alopecurus saccatus Fleur Ng'weno 1989-5-5 DQ 31 Yolo D-Q University County Road 31, 9 miles west of Davis city center. 30 Comment
  UCD149323  Amaranthus albus Collector Unknown 1920-6-13 s.n. Yolo City of Davis. 15 Comment
  UCD97211  Amaranthus californicus P. B. Kennedy 1920-6-23 s.n. Yolo Clarksburg -- Sacramento River. Holland Land Co. Comment
  RSA97930  Amaranthus californicus Beecher Crampton 1952-11-4 907 Yolo Woodlan Sewage Disposal area, 1.5 miles east of city of Woodland. Comment
  UCD36113  Amaranthus californicus Beecher Crampton 1952-11-4 907 Yolo Yolo County, 1.5 miles east of city of Woodland, in vicinity of sewage disposal. Comment
  UCD18427  Amaranthus deflexus Gabor Bethlenfalvay 1973-5-28 23 Yolo city of Davis, UC Davis campus, in waste place, near UCD Botany Greenhouse. 15 Comment
  SEINET11935625  Amaranthus retroflexus Unknown 1988-1 36779 Yolo Campus of University of California, Davis Comment
  UCD128815  Ambrosia psilostachya A. S. Crafts 1926-7-8 436 Yolo University Farm Campus, Davis. Comment
  UCD128823  Ambrosia psilostachya Daryl Koutnik; John Sowell 1978-10-27 567 Yolo Putah Creek, east of county road 106 and west of Yolo Causeway. 6 Comment
  CDA29808  Ambrosia psilostachya M. K. Beyers, F. Favela, J. McDonnell 2009-8-29 209 Yolo Putah Creek. Downstream of the Monticello Dam, on sloping bank of the creek, adjacent to and on the same side as Highway 128. 0 Comment
  UCD38531  Ambrosia psilostachya Beecher Crampton 1955-10-13 3177 Yolo Davis. Comment
  SEINET12350282  Amelichloa brachychaeta Unknown 1961-5-29 T.O.s.n. Yolo UC Davis Campus, Agronomy Experimental Areas, seedhouse area row B-4 Comment
  UCD125570  Amelichloa caudata John Anderson 2012-6-1 s.n. Yolo north of town of Winters on west side of Sacramento Valley. 21740 County Rd. 88 at the intersection of County Road 27. Hedgerow Farms near main office. 54 Comment
  UCD125573  Amelichloa caudata John Anderson 2012-6-1 s.n. Yolo north of town of Winters on west side of Sacramento Valley. 21740 County Rd. 88 at the intersection of County Road 27. Hedgerow Farms near main office. 54 Comment
  RSA312868  Ammannia auriculata Malcolm A. Nobs, S. Galen Smith 1949-7-18 1004 Yolo Winters, Sacramento Valley Comment
  UC735740  Ammannia coccinea Chas. Heiser 1927-7-8 1952 Yolo n. Davis Comment
  UCD102877  Ammannia robusta Charles B. Heiser Jr. 1947-7-8 1952 Yolo North of Davis. Comment
  UCD126102  Ammi majus Beecher Crampton 1954-7-20 2227 Yolo Oakville Comment
  HSC93550  Ammi visnaga G. Fred Hrusa, T. D. Wilfred 1996-12-19 13952 Yolo Levee along Tule Canal, ~3/4 mi. E of I-5 and 1/4 mi. N of Sacramento River on S side of Yolo Bypass 15 Comment
  UCD20898  Ammi visnaga N. Nicola 2001-5-16 126 Yolo Southern Sacramento Valley, near town of Knights Landing Comment
  CDA5348  Ammi visnaga C. Justus 1961-7-1 Yolo State Highway #16, River Road between Woodland and Sacramento. 0 Comment
  UCD81949  Ammi visnaga Gordon Harrington 2009-7-23 87 Yolo SE edge of city of Woodland. At intersection of County Roads 103 and 25, on N side of 25. At entrance to City of Woodland preserve. 9 Comment
  UCD104613  Amorpha californica var. californica June McCaskill; Roman Gankin 1962-5-2 650 Yolo State Highway 16, 12.7 miles south of junction with State Highway 20. Comment
  SFV1771  Amorpha californica var. napensis B. J. McCaskill, R. Gankin 1962-5-2 650 Yolo State Highway 16, 2.7 miles south of junction with State Highway 20. About 20 yards above road. Comment
Read comments
Jul 23 2013
  UC1178292  Amsinckia intermedia Ray and Chisaki 1952-4-13 K 105 Yolo Guinda Comment
  UC178291  Amsinckia intermedia Ray and Chisaki 1952-4-13 K 105 Yolo Guinda Comment
  CDA40601  Amsinckia intermedia G. D. Barbe 1985-4-16 2575 Yolo Southwest corner of County Roads 14 & 88, north of Esparto. 0 Comment
  HSC31625  Amsinckia intermedia Glenn McGourty 1974-4-20 10 Yolo On corner of Route 99W and Rd. 56 Comment
  UCD119270  Amsinckia intermedia A. A. Beetle 1945-2-22 4194 Yolo Cottonwood Slough, southwest of Madison. Comment
  UCD19505  Amsinckia intermedia Terry Reedy 1974-4-4 64 Yolo University of California, Davis campus; bend in road south from Hutchison Dr. to Institute of Ecology. 19 Comment
  UCD41005  Amsinckia lycopsoides Carol W. Witham 2003-4-11 935 Yolo DFG Tule Ranch vernal pools. Approximately 8 miles southeast of Davis. Southeast of the junctions of County Roads 38 and 105. 4 Comment
  RSA0089944  Amsinckia menziesii D. Charlton 1990-3-3 4170 Yolo Southwest of University of California, Davis, frontage road off Highway 80. 15 Comment
  UCD119757  Amsinckia menziesii Peter M. Ray 1950-4-15 1707 Yolo North side of canyon of Cache Creek; on California Highway 16, 6 miles north of Rumsey. Comment
  UC638713  Amsinckia menziesii var. menziesii Ethel Crum 1938-5-7 1986 Yolo 4 mi n Rumsey (Cache Creek); Inner North Coast Range, Cache Creek 152 Comment
  UCD117413  Anagallis monelli Levine 1974-5-21 107 Yolo Union School Yard, junction of County Roads 29 and 88. 18 Comment
  SBBG21215  Andropogon glomeratus B. Crampton 1953-10-29 Yolo 5 mi W of Winters, Putah Crk Comment
  POM277051  Andropogon virginicus A. A. Beetle 1946-7-13 4691 Yolo 1 mile below cannon ball point, spring seepage. Comment
  UCD161027  Angelica californica Craig Thomsen 2006-5-31 s.n. Yolo Along Ridgeline Trail (accessed at turn-out across the road from Camp Haswell), approximately 0.5 mile south of Hwy 16. 457 Comment
  CDA6813  Anthemis cotula D. G. Kelch 2007-5-18 7 .327 Yolo Yolo Causeway, 0.4 mi E of Levee Rd. / RR crossing. Comment
  UCD149363  Anthemis cotula Collector Unknown 1925-5-11 s.n. Yolo City of Davis. 15 Comment
  UCD21410  Anthemis cotula J. Shepard 2001-5-13 460 Yolo Yolo County Grasslands Park: East of Davis, from intersection of I-80 and Mace Blvd., 3.5 mi. south on Mace Blvd. (County Road 104), thence east 0.5 miles along unpaved entrance road and north 20 yards. 12 Comment
  UCD81050  Anthemis cotula Ellen Dean; G. Harrington, T. Starbuck 2009-5-13 5586 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
  UCR206349  Anthemis cotula George K. Helmkamp, E. A. Helmkamp 2009-5-20 14724 Yolo Western Sacramento Valley, Capay Valley; along CA-16, 1.5 miles west of Capay 70 Comment
  UCR36575  Anthemis cotula A. C. Sanders 1984-6-18 5061 Yolo Sacramento Valley, Sacramento Bypass near Bryte, just NW of Sacramento, bed of the bypass 1 mi west of the Sacramento River 5 Comment
  UCD168427  Aphanes macrosepala Ellen Dean 2017-3-15 9251 Yolo Audubon Bobcat Ranch, lands north of Hwy 128, just east of Monticello Dam. Bray Canyon and vicinity on the western side of ranch. Ranch burned once each year in 2014, 2015, 2016. 2017 has been a high rainfall year. Lower reaches of Bray Canyon on east side of creek. 57 Comment
  UC630434  Apiastrum angustifolium Ethel Crum, Annetta Carter 1938-5-7 1370 Yolo 3.5 mi n of Rumsey (Inner North Coast Range, Comanche Hills); Inner North Coast Range, Comanche Hills 213 Comment
  UCD89143  Apocynum cannabinum Carla Essenberg 2008-7-23 s.n. Yolo McLaughlin Reserve, north edge of Davis Creek Reservoir. Comment
  UCD59353  Arceuthobium campylopodum Ellen Dean; Kate Mawdsley 2007-5-11 3777 Yolo Tuleyome Ireland Ranch. In inner coast range, northwest of the City of Winters, between Salt Creek and Enos Creek, just north of Wild Cow Mountain. Crooker Springs drainage, northeastern corner of ranch. 360 Comment
  UCD52041  Arctostaphylos manzanita A. A. Beetle 1945-1-20 3077 Yolo W of Winters in Putah Canyon. Comment
  UCD52066  Arctostaphylos manzanita Beecher Crampton 1970-2-10 8532 Yolo 2 miles W of Winters. Comment
  UCD52068  Arctostaphylos manzanita T. Tomich 1949-3-14 1 Yolo One mile west of Cannon Ball, Putah Canyon. Comment
  UCD56737  Arctostaphylos manzanita subsp. manzanita Ellen Dean; M. Bibbo 2007-3-23 3429 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
  SEINET4342626  Aristida hamulosa B. Crampton 1963-9-19 6896 Yolo 2.5 miles west of Winters on Hwy. 128 Comment
  NY345968  Aristida purpurea var. californica J. G. Lemmon 05 1891 s.n. Yolo Caspan Valley Comment
  SBBG21219  Aristida ternipes var. gentilis B. Crampton 1963-9-19 6896 Yolo 2.5 mi W of Winters, St Hwy 128 Comment
  SBBG29011  Aristida ternipes var. gentilis B. Crampton 1967-6-20 8130 Yolo 2.5 mi W of Winters, St Hwy 128 Comment
  UCD56872  Aristida ternipes var. gentilis Beecher Crampton 1953-8-24 1600 Yolo 2 miles west of Winters. Comment
  UCD137810  Aristolochia californica H. A. Borthwick 1931-4-2 2175 Yolo Putah Canyon. Comment
  UCD137824  Aristolochia californica G. L. Webster 1967-3-23 7500 Yolo Along Putah Creek c. 1 mile east of bridge below Monticello Dam. 60 Comment
  UCD70194  Aristolochia californica D. Sanchez-Mata 1998-6-24 s.n. Yolo Capay Valley. Salt Creek between Capay and Cadenasso. 100 Comment
  CAS-BOT-BC278145  Aristolochia elegans Eva Bayon 2012-10-19 3004 Yolo University of California, Davis. Botanical Conservatory 15 Comment
  UCD56033  Arrhenatherum elatius F. J. Campbell 1948-6-6 s.n. Yolo City of Davis. Campus of University of CA, Davis. University Farms. Comment
  UCD129261  Artemisia biennis P. B. Kennedy 1920-6-23 s.n. Yolo Holland Land Company. Clarksburg, Sacramento River. Comment
  UCD129291  Artemisia douglasiana Daryl Koutnik; John Sowell 1978-10-27 571 Yolo Putah Creek, east of County Road 106 and west of Yolo Causeway. 6 Comment
  UCD129307  Artemisia douglasiana Carole Eastman 1976-6-9 s.n. Yolo at last willow stand on left side of Road 31 at roadside, just before approaching DQU entrance road. Comment
  CDA11163  Artemisia vulgaris G. F. Hrusa 1993-11-1 11575 Yolo Central Valley; Originally dug alongside railroad at Tisdale Dr. S. Sacramento. Current site of Meadowview Light Rail Station. Comment
  HSC102729  Arundo donax J. P. Smith 2013-8-23 13778 Yolo Roadside along State Route 16. 98 Comment
  UCD56080  Arundo donax R. Tofsrud 1941-10-1 23 Yolo Davis. Comment
  HSC82061  Asclepias cordifolia Thomas W. Nelson, Jane P. Nelson 1980-4-27 5104 Yolo Along SR 16, 100 m E of bridge over Cache Creek, 4.2 mi. from county line 152 Comment
  UCD160102  Asclepias cordifolia Emily Howard 2015-4-12 4 Yolo Audubon Bobcat Ranch. North side of Hwy 128, west of Winters. Southeast corner of ranch, west and uphill of ranch house headquarters. 137 Comment
  UCD97112  Asclepias cordifolia Ellen Dean; C. Loughran, A. Fuller 2011-5-8 7012 Yolo Yolo County. Audubon Bobcat Ranch. Lands to the north of Hwy 128, just E of Monticello Dam. Bray Canyon. About two thirds of the way up the canyon in uplands on east side of creek. Along ridge between two side canyons. Comment
  UCD121267  Asclepias cordifolia H. B. Nidever 1951-5-26 37 Yolo Cache Creek Canyon, 2 miles above Rumsey. Comment
  SEINET955315  Asclepias curassavica Patricia Williams 1965-1 Yolo University of California campus, Davis. Comment
  CDA39755  Asclepias eriocarpa G. D. Barbe, Carl Miller 1976-5-28 2180 Yolo South of Road 68, about 0.25 miles west of Highway 16, south of Guinda. 0 Comment
  JEPS49955  Asclepias fascicularis Miss Rowena Beans Oct. 1913 Yolo Guinda Comment
  UCD81554  Asclepias fascicularis W. W. Robbins; W. D. Norton 1927-10-1 s.n. Yolo West of 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
  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
  UCD37732  Asclepias fascicularis Beecher Crampton 1961-9-19 5981 Yolo Yolo County, 2 miles northwest of city of Davis, along County Road 31. Comment
  UC449991 Image available Asclepias latifolia Tracy I. Storer 1912-6-29 Yolo Rumsey 152 Comment
  UCD121376  Asclepias speciosa June McCaskill; Katherine Onaga 1959-5-18 596 Yolo North of and adjacent to County Road 32-A and west of County Road 103-B, Willowbank area. Comment
  CHSC100545  Astragalus didymocarpus Beecher Crampton 1963-5-24 6810 Yolo Yolo County: Davis, field just northeast of West Davis School. Comment
  SEINET249961  Astragalus didymocarpus Beecher Crampton 1963-5-24 6810 Yolo Davis, field just northeast of West Davis School. Comment
  UCD35828  Astragalus didymocarpus Beecher Crampton 1963-5-24 6810 Yolo Davis, field just NE of West Davis School. Comment
  UCR119133  Astragalus didymocarpus Beecher Crampton 1963-5-24 6810 Yolo Sacramento Valley, Davis. 15 Comment
  CAS-BOT-BC177881  Astragalus didymocarpus var. didymocarpus Beecher Crampton 1963-5-24 6810 Yolo Davis, field northeast of West Davis School Comment
  CAS-BOT-BC182662  Astragalus douglasii Roxana Stinchfield 1916-6-26 348 Yolo D'Oyly Sheep Ranch - near Dunnigan Comment
  UCD149380  Astragalus douglasii Trongren 1956-1 s.n. Yolo City of Dunnigan. 184 Comment
  UCD32888  Astragalus gambelianus Beecher Crampton 1965-4-27 7297 Yolo Yolo County, 3 miles N.W. of Dunnigan, County road between forks of Buckeye Creek, 14.5 miles N. Capay. Comment
  UCD38433  Astragalus gambelianus Beecher Crampton 1955-4-15 2501 Yolo Yolo County; UC Davis campus, south end of the Campbell Tract. Comment
  CHSC79292  Astragalus tener Beecher Crampton 1966-4-19 7654 Yolo 1 mile S.W. of Saxon Station. Comment
  UCR119094  Astragalus tener Beecher Crampton 1966-4-19 7654 Yolo Central Valley; Sacramento Valley region, 1 mile SW of Saxon Station 5 Comment
  CAS-BOT-BC193222  Astragalus tener var. ferrisiae Roxana S. Ferris 1917-4-20 706 Yolo Tule land west of Dunnigan Comment
  UCD84343  Astragalus tener var. ferrisiae Ayzik Solomeshch 2009-4-18 s.n. Yolo Yolo Bypass. Glide Ranch. 4 Comment
  UCR212299  Astragalus tener var. ferrisiae Ellen Dean, Carol W. Witham, Robert E. Preston, Jennifer Buck 2007-4-20 3705 Yolo Dept. of Fish and Game Tule Ranch property, SW of the intersction of county roads 106 and 38 (south through gate on extension of C.R. 106, west to farm structures). 1 Comment
  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
  UCD33057  Astragalus tener var. tener Beecher Crampton 1966-4-19 7654 Yolo Yolo County, 1 mile S.W. of Saxon Station. Comment
  UCD40987  Astragalus tener var. tener Carol W. Witham 2003-4-9 917 Yolo DFG Tule Ranch vernal pools. Approximately 8 miles southeast of Davis. Southeast of the junctions of County Roads 38 and 105. 4 Comment
  UCD60340  Astragalus tener var. tener Carol W. Witham 2003-4-9 917 Yolo DFG Tule Ranch vernal pools. Approximately 8 miles southeast of Davis. Southeast of the junctions of County Roads 38 and 105. 4 Comment
  UCD72412  Astragalus tener var. tener Ellen Dean; Kate Mawdsley 2008-4-16 4817 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
  UCD168440  Athysanus pusillus Ellen Dean 2017-3-15 9262 Yolo Audubon Bobcat Ranch, lands north of Hwy 128, just east of Monticello Dam. Bray Canyon and vicinity on the western side of ranch. Ranch burned once each year in 2014, 2015, 2016. 2017 has been a high rainfall year. Lower reaches of Bray Canyon, on east side of creek on roadbank of east side of road. 82 Comment
  UCD97232  Atriplex argentea var. expansa Rimo Bacigalupi; L. R. Heckard, C. L. Custer 1965-10-4 9121 Yolo along Kentucky Ave. (Road 20), 0.25 mile north of Sewage Disposal Plant. 1 and 1/8 miles east northeast of Woodland. 10 Comment
  JEPS41113  Atriplex argentea var. mohavensis Rimo Bacigalupi, L. R. Heckard, and C. L. Custer 1965-10-4 9121 Yolo along Kentucky Ave. (Road 20) ca 1/4 mi n Sewage Disposal Plant (1 1/8 mi ene of Woodland); ene of Woodland, n of Sewage Disposal Plant 10 Comment
  JEPS100803  Atriplex depressa Dean W. Taylor 1993-7-9 13850 Yolo 3 air mi from Woodland; Central Valley 10 Comment
  JEPS41116  Atriplex depressa Rimo Bacigalupi, L. R. Heckard, and C. L. Custer 1965-10-4 9125 Yolo 1 1/8 mi ene Woodland (along Kentucky Ave. (Road 20) ca 1/4 mi n of Sewage Disposal Plant); ne of Woodland 10 Comment
  RSA612722  Atriplex depressa H. C. Stutz 1995-8-7 9795 Yolo SE corner of Road 25 and 103 Comment
  UCD38285  Atriplex depressa B. Crampton 1952-10-24 873 Yolo Alkali flats, 1.5 miles north of Davis. Comment
  UCD44966  Atriplex hortensis Jean V. Shepard 2004-8-25 778 Yolo City of Davis, yard 1800 block Myrtle Place. Comment
  JEPS100802  Atriplex joaquinana Dean W. Taylor 1993-7-9 13851 Yolo 3 air mi from Woodland; Central Valley 10 Comment
  SEINET3140435  Atriplex joaquinana H. Stutz 1995-8-7 sn Yolo SE corner of R 25 and Rd 103 Comment
  UCD62891  Atriplex joaquinana Erica Smith 2007-6-28 6 Yolo City of Woodland Alkali Grassland Preserve managed by Center for Natural Land Management at the intersection of County Roads 103 and 25. South side of County Road 25 4 Comment
  UCD62894  Atriplex joaquinana Erica Smith 2007-7-12 9 Yolo City of Woodland Alkali Grassland Preserve managed by Center for Natural Land Management at the intersection of County Roads 103 and 25. South side of County Road 25 4 Comment
  UCD62928  Atriplex joaquinana Erica Smith 2007-7-12 9 Yolo City of Woodland Alkali Grassland Preserve managed by Center for Natural Land Management at the intersection of County Roads 103 and 25. South side of County Road 25 4 Comment
  UCD80925  Atriplex joaquinana Ellen Dean; F. Singh, L. Raber, C. Kraintz, R. Ghaffarzadeh 2009-4-1 5328 Yolo city of Woodland. Mavis Henson field property on the east side of County Road 102, just south of County Road 25. Property owned by city of Woodland. Old rodeo parking area. 9 Comment
  UCD81018  Atriplex joaquinana Ellen Dean; D. Bales, M. Krug, L. Snyder, D. Dhakal, A. Franco 2009-4-1 5359 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
  UCR212356  Atriplex joaquinana Erica Smith 2007-7-12 09 Yolo City of Woodland Alkali Grassland Preserve, managed by Center fro Natural Land Management, at the intersection of County Roads 103 and 25. South side of County Road 25. 5 Comment
  UCR212358  Atriplex joaquinana Erica Smith 2008-4-18 12 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
  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
  JEPS41118  Atriplex prostrata Rimo Bacigalupi, L. R. Heckard and C. L. Custer 1965-10-4 9124 Yolo along Kentucky Ave. (Road 20) 1 1/8 mi ene Woodland (ca 1/4 mi n of Sewage Disposal Plant) 10 Comment
  UCD97616  Atriplex prostrata P. N. Annand 1929-10-19 2077 Yolo west end of Yolo Causeway. Comment
  UCD97618  Atriplex prostrata Rimo Bacigalupi; L. R. Heckard, C. L. Custer 1965-10-4 9124 Yolo along Kentucky Avenue (Road 20), 1/4 mile north of Sewage Disposal Plant. 1 and 1/8 miles east northeast of Woodland. 10 Comment
  UC194954  Atriplex rosea H. M. Hall 1916-8-10 10263 Yolo Woodland Comment
  UCD81883  Atriplex rosea Ellen Dean; K. Anderson and ethnobotany foraging group 2009-7-13 5782 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
  UCD97667  Atriplex rosea P. B. Kennedy 1920-6-23 s.n. Yolo Holland Land Co., Clarksburg, Sacramento River. Comment
  SEINET4135953  Atriplex rosea Beecher Crampton 1985-9-5 10018 Yolo 3.5 miles SE of Woodland on road 25.; 0 Comment
  UCD32789  Atriplex rosea Beecher Crampton 1954-8-20 2263 Yolo Yolo County, 1 mile west of Davis, along Putah Creek, old channel. Comment
  UCD150373  Atriplex serenana var. serenana A. M. Shapiro 2014-8-30 s.n. Yolo Winters. N end of old Railroad Ave. bridge over Putah Creek. 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
  UCD56157  Avena barbata Beecher Crampton 1956-3-29 3236 Yolo 3 miles northeast of Davis. Along County Road 29. Comment
  UCD58027  Avena barbata Ellen Dean; K. Mawdsley 2007-4-6 3566 Yolo Tuleyome Ireland Ranch. In inner coast range, northwest of the City of Winters, between Salt Creek and Enos Creek, just north of Wild Cow Mountain. SE portion of ranch. 442 Comment
  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
  SEINET7297397 Image available Avena barbata Beecher Crampton 1956-1 3236 Yolo Grassy bank along county road 29, 3 miles northwest Davis Comment
  CDA37067  Avena fatua CDFA Staff s.n. Yolo Rominger Prop., north of County Road 19, east of County Road 92C, west of County Road 94B. 0 Comment
  RSA699765  Avena fatua Keith E. Hoffmaster 1946-4-15 s.n. Yolo Davis. Comment
  UCD56321  Avena fatua Cay Collette 1975-4-5 1 Yolo Knight's Landing. Along levee. Approx. 100' from Sacrameto River. 15 Comment
  UCD56370  Avena fatua Beecher Crampton 1962-4-18 6224 Yolo Davis. Southern Pacific Railroad Station. Comment
  UCD56378  Avena fatua Beecher Crampton 1956-3-1 3219 Yolo Southern city limits of Davis. Comment
  UCD56384  Avena fatua Beecher Crampton 1969-5-21 8447 Yolo East of Davis. El Macero. Mace and Chiles Road. Comment
  UCD59346  Avena fatua Ellen Dean; Kate Mawdsley 2007-5-11 3770 Yolo Tuleyome Ireland Ranch. In inner coast range, northwest of the City of Winters, between Salt Creek and Enos Creek, just north of Wild Cow Mountain. Central part of ranch. 539 Comment
  SEINET3919689  Avena fatua David Charlton 1990-3-3 4163 Yolo Abandoned agricultural field at the Davis Motel just north of the UC Davis Campus and adjacent to Hwy. 80.; 0 15 Comment
  HSC100287  Avena sativa J. P. Smith 2011-4-27 13132 Yolo North - West of the junction of Hwy. 16 and Co. Rd 22. 39 Comment
  UCD37514  Avena sativa Beecher Crampton 1961-4-3 5849 Yolo Yolo County, city of Davis, Southern Pacific Railroad Station. Comment
  UCD56499  Avena sterilis P. B. Kennedy 1915-1 s.n. Yolo Davis. Grass Garden (Thorburn). Comment
  SEINET11695728  Avena sterilis Unknown 1965-5-12 T.O. 3722 Yolo UC Davis agronomy experimental area, plant introduction nursery, block L Comment
  CHSC24883  Azolla filiculoides T. L. Reynolds 1976-4-17 51 Yolo In Putah Creek ca. 50 yds s of Road 128 and ca. 10 yds nw of Low Water Bridge, 4.5 mi sw of Winters. 60 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
  UCD34089  Baccharis salicifolia subsp. salicifolia Beecher Crampton 1976-4-17 9379 Yolo UC Davis campus, south of university airport along Putah Creek. Comment
  UCD38518  Bassia hyssopifolia Beecher Crampton 1955-8-25 3139 Yolo Junction County Roads 24 and 102, 4 miles east of Woodland. Comment
  UCD150780  Bauhinia Robert Deering 1954-11-4 s.n. Yolo Yolo County, University of California, Davis Landscape Management Greenhouse. 15 Comment
  SEINET7239928 Image available Bellis perennis Schank 1959-3-29 s.n. Yolo Davis 9 Comment
  UCD129457  Bidens frondosa Beecher Crampton 1953-9-30 1633 Yolo Knights Landing, Sycamore Slough. Comment
  UCD144274  Blennosperma nanum Carol W. Witham 2003-4-7 891 Yolo DFG Tule Ranch vernal pools. Approximately 8 miles southeast of Davis. Southeast of the junctions of County Roads 38 and 105. 4 Comment
  UCD129590  Blennosperma nanum S. E. Keeton; E. H. Hyde 1938-4-4 s.n. Yolo roadside northeast of Davis. Comment
  UCD129596  Blennosperma nanum J. M. Tucker 1951-2-22 2032 Yolo roadside around 1.5 miles north of Davis. Comment
  RSA654049  Boisduvalia cleistogama Beecher Crampton 1975-6-18 9222 Yolo Junction of county roads 38 and 106 off the SW corner Comment
  SEINET240471  Boissiera pumilio Beecher Crampton 1964-5-11 T.O. 3547 Yolo UC Davis agronomy experimental area, plant introduction nursery, row J-52 Comment
  SEINET240472  Boissiera squarrosa Beecher Crampton 1964-5-4 T.O. 3505 Yolo UC Davis agronomy experimental area, plant introduction nursery, row J-53 Comment
  SEINET8574353 Image available Bolboschoenus fluviatilis C. M. Rivera 1969-5-2 24 Yolo Along Interstate Highway 80, ca 5 miles east of Davis turnoff 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
  HSC100067  Bouteloua curtipendula A. H. Sartain, Rominger, 1973-6-25 Yolo County Rd. 2, NW of Dunnigan. Comment
  UCD56895  Brachypodium rupestre L. Y. Leonard 1919-6-13 X 3049 Yolo Davis. Comment
  UCR257210  Brassica kaber George K. Helmkamp, Mary Alice Barnes 2013-5-8 20523 Yolo Southern Sacramento Valley, Yolo Bypass Wildlife Area, 0.9 mile southeast of the junction of Chiles Road and I-80, between Sacramento and Davis 13 Comment
  UCD114738  Brassica nigra A. S. Crafts 1932-6-6 2 Yolo 1 mi. e. of Davis. Comment
  UCD33713  Brassica nigra Beecher Crampton 1972-5-24 8808 Yolo Yolo County, Davis, Covell blvd. near Hwy. 113. Comment
  UCD35640  Brassica nigra Beecher Crampton 1959-6-10 5340 Yolo Davis, north part of H St. Comment
  UCD114812  Brassica rapa P. B. Kennedy 1920-6-23 s.n. Yolo Holland Land Co. Clarksburg -- Sacramento River. Comment
  UCD38765  Brassica rapa Beecher Crampton 1958-1-7 4656 Yolo West Sacramento, Harbor Blvd. and West Capitol Ave. Comment
  CAS-BOT-BC278147  Breynia disticha Eva Bayon 2012-10-29 3013 Yolo University of California, Davis. Botanical Conservatory 15 Comment
  UCD73100  Brickellia californica Ellen Dean; Susan Xhang, Christa Lindsey, Chris Mosser 2008-5-3 4893 Yolo Audubon Bobcat Ranch, lands to the north of Hwy 128 on north side of Putah Creek, downstream of Monticello Dam. Along Bray Creek. 100 Comment
  UCD147284  Briza minor Carol W. Witham 2003-4-8 911 Yolo DFG Tule Ranch vernal pools. Approximately 8 miles southeast of Davis. Southeast of the junctions of County Roads 38 and 105. 4 Comment
  UCD21257  Briza minor J. Shepard 2000-4-21 145 Yolo Yolo County Grasslands Park: East of Davis, from intersection of I-80 and Mace Blvd., 3.5 mi. south on Mace Blvd. (County Road 104), thence east along unpaved entrance road, then east of parking lots on S side of road. 12 Comment
  UCD57422  Briza minor Elizabeth Wilson Fall 1936 s.n. Yolo Davis. Comment
  UCD73701  Brodiaea elegans subsp. elegans Ayzik Solomeshch 2004-4-28 s. n. Yolo Audubon Bobcat Ranch, west of the city of Winters. Southeastern corner of ranch. 83 Comment
  UC1155614  Bromus G. L. Stebbins Jr. 1943-4-15 Yolo University of California, Davis Comment
  UCD125576  Bromus Laurel Goldsmith 2012-11-1 s.n. Yolo Near Arcata. Humboldt Bay National Wildlife Refuge. Lanphere Dunes Unit, just outside main office. 6800 Lanphere Road. 5 Comment
  UCD60272  Bromus Beecher Crampton 1974-7-9 s.n. Yolo UC-Davis Campus, Agronomy Experimental Area, Plant Introduction Nursery. Comment
  SEINET239849 Image available Bromus Beecher Crampton 1978-11-4 4779 Yolo CULTIVATED; UC Davis agronomy experimental area, plant introduction nursery; Comment
  UCD57591  Bromus arenarius B. Crampton 1960-5-26 s.n. Yolo Davis campus. Agronomy Experimental Areas. Comment
  UCD36860  Bromus arizonicus Beecher Crampton 1956-4-19 3270 Yolo Yolo County, city of Davis. Comment
  UCD57698  Bromus arizonicus Beecher Crampton 1953-4-11 1073 Yolo Davis. Comment
  UCD57699  Bromus arizonicus Beecher Crampton 1953-5-4 1206 Yolo Davis. Comment
  UCR119175  Bromus arizonicus Beecher Crampton 1953-4-11 1073 Yolo Sacramento Valley, City of Davis. 15 Comment
  SEINET7296799 Image available Bromus arizonicus Beecher Crampton 1956-1 3231 Yolo Southern Pacific RR Triangle, Davis Comment
  SEINET254047 Image available Bromus carinatus var. carinatus John Anderson 2007-1 Yolo Winters, grown by John Anderson from seed collected at Colusa County at Highway 20 near Bear Creek. Comment
  SEINET259528 Image available Bromus carinatus var. carinatus G. D. Barbe 1991-5-31 4423 Yolo CULTIVATED ; CULTIVATED in test plots at Stewart Farms ConservaSeed Shasta Rd (County Rd 160) Comment
  UCD142961  Bromus caroli-henrici Ellen Dean; N. Gonzales 2013-8-8 7934 Yolo Downstream of Monticello Dam along Hwy 128, north side of Putah Creek in Putah Creek Vegetation Survey Plot INT 2B. 48 Comment
  CAS-BOT-BC155806  Bromus catharticus Clarence R. Quick 1968-8-25 68 -14 Yolo Merritt Island, near junction of county roads #140 and 142, 3.5 miles south of Clarksburg. Comment
  CAS-BOT-BC155810  Bromus catharticus Beecher Crampton 1970-3-9 8534 Yolo UC Davis. Dairy road. Comment
  UCD37539  Bromus catharticus Beecher Crampton 1955-3-24 2341 Yolo Yolo County, city of Davis, University of California campus, Horticulture Lath House. Comment
  UCD58323  Bromus catharticus A. A. Beetle 1946-5-1 4708 Yolo Davis Campus. Comment
  UCD58363  Bromus catharticus K. Esau 1937-5-3 s.n. Yolo Davis. Comment
  UCD58413  Bromus catharticus P. Stern 1988-5-19 11 Yolo Davis. Between the Domes and Russell Park complex just W of UCD campus. Comment
  CAS-BOT-BC155607  Bromus diandrus Clarence R. Quick 1970-5-10 70 -04 Yolo Edge of Nettie M. Pylman garden and on levee, Merritt Island, near Clarksburg. Comment
  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
  UCD58598  Bromus diandrus Cay Collette 1975-4-5 2 Yolo Knight's Landing. Along levee. Approx. 100' from Sacrameto River. 15 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
  UCR119009  Bromus diandrus Beecher Crampton 1962-4-11 6130 Yolo Sacramento Valley, Dixon 91 Comment
  SACT000671  Bromus diandrus 1925-5-14 Yolo Comment
  SEINET3922490  Bromus haenkeanus Beecher Crampton 1955-3-24 2341 Yolo City of Davis, University of California campus, Horticulture Lath House.; 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
  HSC9234  Bromus hordeaceus J. V. Lenz 1947-4-23 Yolo 3 mi. N of Davis Comment
  RSA696344  Bromus hordeaceus Lois Weston 1942-4-20 1123 Yolo Davis. Comment
  RSA697039  Bromus hordeaceus Keith E. Hoffmaster 1946-4-19 1068 Yolo Davis Comment
  UCD147285  Bromus hordeaceus Carol W. Witham 2003-4-11 948 Yolo DFG Tule Ranch vernal pools. Approximately 8 miles southeast of Davis. Southeast of the junctions of County Roads 38 and 105. 4 Comment
  UCD58798  Bromus hordeaceus B. A. Madson 1925-4-20 s.n. Yolo Davis. Vacant lot. Comment
  CDA1819  Bromus hordeaceus M. K. Bellue 1933-5-3 Yolo 0 Comment
  SEINET242020 Image available Bromus hordeaceus subsp. molliformis Beecher Crampton 1962-5-5 T.O. 2799 Yolo CULTIVATED; UC Davis agronomy experimental area, plant introduction nursery, row G-31 Comment
  UCD58863  Bromus japonicus Beecher Crampton 1956-6-20 s.n. Yolo Davis. Agronomy Division Grass Garden. Comment
  SACT000639  Bromus madritensis John Willoughby 1977-4-27 Yolo south-facing slope on llow foothills north of hwy 128, 1.3 miles east of intersection 48.77 Comment
  UCD162341  Bromus madritensis Craig Thomsen 2006-5-10 2639 Yolo Along ridgeline trail (accessed at turn-out across the road from Camp Haswell), approximately 0.5 mile south of Hwy 16. Yolo County park adjacent to Cache Creek. Rumsey Canyon. 457 Comment
  UCD36905  Bromus mollis Beecher Crampton 1956-5-10 3364 Yolo Yolo County, city of Davis, University of California campus, arboretum, old Putah Creek. Comment
  SACT000585  Bromus mollis 1925-4-9 Yolo Comment
  UCD168497  Bromus rubens Ellen Dean; C. Thomsen and M. Hoshovsky 2017-3-29 9287 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
  UCD59570  Bromus rubens M. Wiesendanger 1927-5-4 653 Yolo Putah Canyon. 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
  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
  HSC47940  Bromus tectorum Michael A. Watkins 1978-6-16 27 Yolo At the corner of F St. and Covell in the city of Davis Comment
  UCD59753  Bromus tectorum J. Hardison 1989-5-11 130 Yolo Davis. Between Russell Blvd. and bike path, near Arlington Blvd. Comment
Read comments
Jun 24 2008
  UCD59770  Bromus tectorum var. glabratus Beecher Crampton 1959-5-11 5207 Yolo Putah Creek Canyon, Vaca Mtns. along State Hwy. 128. Comment
  UCD105597  Caesalpinia gilliesii J. Shepard 1997-7-25 s.n. Yolo City of Davis. Found along the west side of Fifth Street near Pena. Comment
  CHSC59795  Calandrinia ciliata Seri Rudolph 1975-4-9 3 Yolo Univ of Calif Davis campus. 9/10 mi s of Hutchinson Rd on rd marked 'University Airport, Bee Biology, A Phi O Area'. Plants more or less in groups beside rd. Comment
  UCD146828  Calandrinia ciliata Carol W. Witham 2003-4-7 890 Yolo DFG Tule Ranch vernal pools. Approximately 8 miles southeast of Davis. Southeast of the junctions of County Roads 38 and 105. 4 Comment
  UCD21282  Calandrinia ciliata J. Shepard 2000-5-1 177 Yolo Yolo County Grasslands Park: East of Davis, from intersection of I-80 and Mace Blvd., 3.5 mi. south on Mace Blvd. (County Road 104), thence east along unpaved entrance road to eastern boundary of park. South approximately 200 yards to a low area and vernal pools. A wide strip has been disked through this area. Water still in 2 pools which extend across fence into undisked area. 12 Comment
  UCD56770  Calandrinia ciliata Ellen Dean; M. Bibbo 2007-3-23 3462 Yolo Tuleyome Ireland Ranch. In inner coast range northwest of the City of Winters between Salt Creek and Enos Creek, just north of Wild Cow Mountain. Western/Central portion of ranch near unimproved access loop road. 619 Comment
  CAS-BOT-BC438636  Calandrinia ciliata R. H. Miller 1949-4-16 30 Yolo University Farm, Davis Comment
  HSC17636  Calandrinia ciliata M. Dole 1963-4-7 10 Yolo 3 mi. N of Hwy. 16 on Elkhorn Rd. Comment
  UCD102983  California macrophylla P. B. Kennedy 1929-4-1 s.n. Yolo Agronomy Experimental Areas, Davis Campus. Comment
  UCD80826  Callitriche marginata Ellen Dean 2009-3-22 5284 Yolo city of Woodland. Mavis Henson Field property on the east side of county road 102, just south of county road 25. Property owned by city of Woodland. Field near center of property previously used for parking for rodeo shows. NE corner of field. 9 Comment
  UCD82191  Callitriche marginata J. Shepard 2004-3-21 644 Yolo Yolo County Grasslands Park: East of Davis, from intersection of I-80 and Mace Blvd., 3.5 mi. south on Mace Blvd. (County Road 104), thence east on unpaved entrance road .4 mi., about 20 yd. west of DOD fence, thence .4 mi. south, about 40 yd. north of Co. Rd. 36. 12 Comment
  UCR219527  Callitriche marginata Jean V. Shepard 2004-3-21 644 Yolo Sacramento Valley, Yolo County Grasslands Park, east of Davis, 3.5 mi south on Mace Blvd. (Co. Road 104) from intersection of Hwy I-80 and Mace Blvd., 0.4 mi east on unpaved entrance road, and c. 20 yards west of Dept. of Defence fence, 0.4 mi south, and c. 40 yards north of County Road 36 12 Comment
  CHSC79238  Callitris canescens H. Fong 1972-8-16 Yolo D-2 Comment
  UCD48261  Calochortus amabilis S. Olmsted; M. Atamian, R. Brush, M. Furuyama, C. Owens 2000-4-29 01 Yolo Yolo Co, 1 mile north of Knoxville as the crow flies, 300 m east of an old dirt road that intersects the Yolo/Napa Co line. 609 Comment
  UCD67998  Calochortus amabilis S. M. Smukler 1995-5-19 8 Yolo Quail Ridge Preserve, 1/4 mile from the University Cabin. 100 Comment
  UCR196221  Calochortus amabilis S. Olmsted, M. Atamian, R. Brush, M. Furuyama, C. Owens 2000-4-29 01 Yolo UC McLaughlin Reserve, 1 mi north of Knoxville as the crow flies, 300 m east of an old dirt road tht intersects the Yolo/Napa Co line 640 Comment
  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
  CHSC79124  Calycadenia oppositifolia Beecher Crampton 1954-5-6 1827 Yolo Foothill area 3 miles southwest of Winters. Comment
Read comments
Nov 15 2020
  UCD164515  Calycadenia pauciflora Craig D. Thomsen 2006-8-16 2702 Yolo Camp Haswell County Park. 304 Comment
  CAS-BOT-BC270864  Calycadenia pauciflora Gerald D. Carr 1971-9-16 661 Yolo 4.2 miles SE of Guinda on Road 53 Comment
  UCD137804  Calycanthus occidentalis E. M. Gifford; V. I. Cheadle 1951-6-4 s.n. Yolo Putah Creek, Davis. Comment
  UCD137912  Calycanthus occidentalis M. Ramos 1996-5-7 9 Yolo Mix Canyon Road. 396 Comment
  CDA16258  Calystegia occidentalis subsp. occidentalis G. F. Hrusa 1997-10-13 14119 Yolo Sacramento Valley; Sacramento R. immediately S of I-5 ~ 5 mi E of Woodland (near tule canal). 0 Comment
  POM248193  Camissonia ignota Robert F. Hoover 1938-4-23 3199 Yolo Grade on Rumsey - Arbuckle Road. 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
  CHSC79241  Cannabis sativa J. J. Nussbaum 1968-8-21 Yolo UCD. Comment
  UCD39907  Capillipedium parviflorum Beecher Crampton 1957-9-24 s.n. Yolo UC Davis Campus, Agronomy Experimental Area. Comment
  UCD114166  Capsella A. A. Beetle 1945-3-8 4201 Yolo Putah Creek Canyon, west of Winters. Comment
  UCD114123  Capsella bursa-pastoris Beecher Crampton 1957-3-26 3898 Yolo Landscape Management Plots, UC Davis Campus. Comment
  UCD114160  Capsella bursa-pastoris M. R. Wanzer 1948-5-15 22 Yolo just south of judging pavilion, University of California, Davis campus. Comment
  UCD114163  Capsella bursa-pastoris M. Wiesendanger 1927-4-29 611 Yolo Woodland. Comment
  UCD14254  Capsella bursa-pastoris Laurie E. Miller 1974-4-7 86 Yolo Yolo County, Davis, off Hutchison Road, towards University of California, Davis Starling Control Lab; 19 Comment
  SEINET10780129  Capsicum annuum Stephanie Frischie 2000-1 Yolo Comment
  UCD168975  Capsicum annuum Paul G. Smith 1951-1 s.n. Yolo University of California at Davis. Department of Vegetable Crops (Truck Crops) greenhouse. Origin of seed: Southern California. Davis Ac --- 'California Chili Comment
  UCD167660  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
  UCD114193  Cardamine californica Robert Kehlor 1951-4-28 s.n. Yolo above Recreation Beach, Putah Canyon, 10 miles west of Winters. Comment
  UCD20159  Cardamine hirsuta Tom Lanini 2002-4-3 s.n. Yolo UC Davis greenhouse. Contaminant in greenhouse soil. Comment
  UCD73088  Cardamine oligosperma Ellen Dean; Plant Biology 102 students 2008-4-6 4711 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
  UCD114566  Cardamine oligosperma J. M. Tucker 1958-3-29 3372 Yolo Botany Greenhouse, University of California, Davis. Comment
  JEPS53328  Cardaria chalepensis M. K. Bellue 1933-4-21 Yolo Tiger Inn 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
  RSA797494  Carex Keith E. Hoffmaster 1946-4-13 1061 Yolo Putah Canyon Comment
  HSC79007  Carex barbarae A. C. Sanders 1984-6-18 5066 Yolo Sacramento Bypass near Bryte, just NW of Sacramento, bed of the bypass 1 mi. W of the Sacramento River 5 Comment
  UC823144  Carex barbarae Joseph Andorfer Ewan 1934-3-18 8690 Yolo 6 mi above Winters (Putah Creek) Comment
  UC917140  Carex barbarae P. B. Kaufman 1950-4-28 35 Yolo 3.9 mi NW of Davis (adjacent to U.S. Highway 99W bridge) Comment
  UCR37037  Carex praegracilis A. C. Sanders 1984-6-18 5067 Yolo Sacramento Valley, Sacramento Bypass near Bryte, just NW of Sacramento, bed of the bypass 1 mi west of the Sacramento River 5 Comment
  SEINET8700377 Image available Carex praegracilis Everett Everson 1951-4-19 34 Yolo 9.4 miles southeast of Davis, beside county road 34A Comment
  UCD140752  Carex praegracilis Everett H. Everson 1951-4-19 34 Yolo 9.4 miles southeast of Davis, beside county road 34A. Comment
  CDA19175  Carthamus creticus J. King 2001-6-5 PDR 1143171 Yolo Sacramento Valley; County Rd. 54, Guinda. 0 Comment
  CAS-BOT-BC281934  Carthamus tinctorius R. E. Frenkel 1965-6-13 940 Yolo Near a safflower plantation ca 3 miles N of Dunnigan on a roadside parallel to Highway 99 Comment
  UCD142935  Carya illinoinensis Ellen Dean; T. Starbuck 2013-10-5 8003 Yolo UC Davis Restoria site on north side of Putah Creek between Old Davis Road and the railroad overpass. Putah Creek Vegetation Survey Plot DRR #2A 15 Comment
  UCD21526  Casimiroa edulis Duane Gooden 2003-3-14 s.n. Yolo UC Davis campus, north of Buehler Alumni/Visitors Center : Environmental Horticulture Garden. Tree, 20'. Comment
  SEINET10878225  Castanea Stephanie Frischie 2000-10-14 Frischie 152 Yolo Davis Farmers' Market, Davis, CA. Comment
  UCD58087  Castilleja applegatei Ellen Dean; K. Mawdsley 2007-4-6 3625 Yolo Tuleyome Ireland Ranch. In inner coast range, northwest of the City of Winters, between Salt Creek and Enos Creek, just north of Wild Cow Mountain. Southern/central part of ranch. 537 Comment
  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
  JEPS86178  Castilleja applegatei subsp. martinii L. R. Heckard 1988-4-2 6672 Yolo ca 3 mi nw Rumsey; Cache Creek Canyon 250 Comment
  JEPS88818  Castilleja applegatei subsp. martinii T. I. Chuang and F. M. Chuang 1991-6-23 7837 Yolo 3 mi s Colusa and Yolo county line (on Highway 16) Comment
  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
  UCD146930  Castilleja attenuata Carol W. Witham 2003-4-7 887 Yolo DFG Tule Ranch vernal pools. Approximately 8 miles southeast of Davis. Southeast of the junctions of County Roads 38 and 105. 4 Comment
  UCD73622  Castilleja attenuata Ellen Dean; Elizabeth Goebel 2008-4-7 4749 Yolo Audubon Bobcat Ranch, northwest of the city of Winters. Maxwell Flat, west of Dry Creek road crossing. 83 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
  UC917149  Castilleja exserta R. H. Miller 1949-4-3 9 Yolo e entrance Putah Canyon Comment
  UCD169001  Castilleja exserta Ellen Dean; Dash Weidhofer and Audubon trip participants 2017-4-1 9302 Yolo Audubon Bobcat Ranch. Lands north of Hwy 128 and Putah Creek west of town of Winters. Area burned three times in the the past three years. Central part of ranch, west of headquarters. 177 Comment
  UCD20851  Castilleja exserta N. Nicola 2001-4-19 067 Yolo Eastern foothills of inner north coast range, Capay Valley, 0.9 miles as the crow flies N. of Rumsey; Lowrey Ranch. 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
  HSC90170  Castilleja exserta subsp. exserta Andrew Enberg, Brad Penkala, Dan Scofield 1990-4-23 53 Yolo Hwy. 16, 1/2 mi. S of Colusa County line 221 Comment
  HSC90179  Castilleja foliolosa Andrew Enberg, Brad Penkala, Dan Scofield 1990-4-23 Yolo Hwy. 16, approx. 2 mi. N of Rumsey 213 Comment
  UC917280  Castilleja foliolosa S. C. Hanson 1949-5-5 20 Yolo about 3 mi w Winters; Putah Canyon Comment
  UCD122534  Castilleja foliolosa M. Ramos 1996-5-7 8 Yolo Mix Canyon Road. 396 Comment
  UCD146933  Castilleja rubicundula subsp. lithospermoides Carol W. Witham 2003-4-11 953 Yolo DFG Tule Ranch vernal pools. Approximately 8 miles southeast of Davis. Southeast of the junctions of County Roads 38 and 105. 4 Comment
  UCD55498  Caulanthus lasiophyllus J. Shepard 2000-3-12 75 Yolo Yolo County Grasslands Park: East of Davis, from intersection of I-80 and Mace Blvd., 3.5 mi. south on Mace Blvd. (County Road 104), thence east .1 mi. along unpaved entrance road, then north past parking lot near barn. 12 Comment
  UCR219516  Caulanthus lasiophyllus Jean V. Shepard 2000-4-9 112 Yolo Sacramento Valley, Yolo County Grasslands Park, east of Davis, 4 mi south on Mace Blvd. (Co. Road 104) from intersection of Hwy I-80 and Mace Blvd., 1 mi east along unpaved entrance road 12 Comment
  UCD114681  Caulanthus lasiophyllus Robert E. Preston 1984-5-4 439 Yolo Cold Canyon, ca. 0.4 mile S of Highway 128. 121 Comment
  UCD33157  Caulanthus lasiophyllus Beecher Crampton 1967-4-20 7833 Yolo 1 mile NW of Davis, jct. of Road 31 and Hwy. 99. Comment
  UC917293  Ceanothus cuneatus var. cuneatus T. Tomich 1949-4-11 3 Yolo 4 mi n. Rumsey Comment
  UCD111958  Ceanothus integerrimus A. S. Crafts 1926-4-10 56 Yolo U.C. Campus, Davis. 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
  SEINET8058041 Image available Cedrus deodara June McCaskill, Katherine Onaga 1963-9-4 669 Yolo Davis, Southwest corner of Quadrangle, University of California campus Comment
  UCD57834  Cenchrus longispinus Beecher Crampton 1965-7-7 7439 Yolo Putah Creek Canyon, Hwy. 128, 7.4 miles west of Winters. Comment
  CAS-BOT-BC276974  Centaurea calcitrapa E. D. Tompkins 1968-4-21 s.n. Yolo H. Willis Tompkins prop., Co. Rd. 57 & Hwy 16, Guinda Comment
  CDA7093  Centaurea calcitrapa L. Moore 1953-4-1 Yolo 1 mile east of Guinda. 0 Comment
  UCD129999  Centaurea calcitrapa A. S. Crafts 1932-6-6 s.n. Yolo 1 mi. east of Davis. Comment
  UCD130003  Centaurea calcitrapa Morris Halperin 1932-7-16 s.n. Yolo 7th, G St, Davis. Comment
  CDA7225  Centaurea iberica G. D. Barbe 1984-4-25 4153 Yolo 0.3 mile east of ranch headquarters, Glide Ranch; east of Road 106, 1.4 miles south of Road 36; also around corral west of headquarters. 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
  UCD39206  Centaurea melitensis Beecher Crampton 1953-5-19 1311 Yolo 6 miles west of Winters. Roadside bank along Putah Creek. Comment
  UCD130086  Centaurea solstitialis A. S. Crafts 1926-7-8 437 Yolo University Farm Campus, Davis. 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
  UCD170967  Centaurea solstitialis Ellen Dean 2018-8-12 9950 Yolo Yolo County. University of California, Davis, campus. Intersection of La Rue Drive nd Garrod Drive. Southwest corner of intersection. 17 Comment
  UCR257141  Centaurea solstitialis George K. Helmkamp, Mary Alice Barnes 2013-5-8 20517 Yolo Southern Sacramento Valley, Yolo Bypass Wildlife Area, 0.9 mile southeast of the junction of Chiles Road and I-80, between Sacramento and Davis 13 Comment
  CAS-BOT-BC284495  Centaurea solstitialis M. P. Bellue 1931-9-4 1 Yolo Near Davis Comment
  CDA7315  Centaurea solstitialis G. D. Barbe 1980-4-16 2573 Yolo Southwest corner County Roads 14 & 88, north of Esparto. 0 Comment
  UCD130083  Centaurea solstitialis W. T. P. 1916-10-1 s.n. Yolo Davis. Comment
  UCD69707  Centaurea solstitialis William Wong 1982-6-4 10 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
  CDA15765  Centaurium tenuiflorum G. F. Hrusa, T. D. Wilfred 1998-8-15 14766 a Yolo Central Valley; Tule Canal, 1/4 N of Hwy 16. Comment
  CAS-BOT-BC288507  Centromadia fitchii Roxana Stinchfield 1916-6-25 341 Yolo Mouth of Buckeye Creek Comment
  JEPS41109  Centromadia parryi subsp. parryi 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
  CAS-BOT-BC279098  Centromadia parryi subsp. rudis A. J. Bassinger 1920-11-1 s.n. Yolo Woodland Comment
  CAS-BOT-BC279102  Centromadia parryi subsp. rudis David D. Keck 1932-7-7 1731 Yolo About 6 mi. S. of Woodland, (3 mi. N. of intersection with Sacramento road) 30 Comment
  CAS-BOT-BC279105  Centromadia parryi subsp. rudis H. M. Hall 1930-9-25 12891 Yolo 6.5 miles south of Woodland on highway between Davis and Woodland Comment
  CAS-BOT-BC279107  Centromadia parryi subsp. rudis H. M. Hall 1916-8-10 10278 Yolo Woodland, Sacramento Valley Comment
  UCD35197  Centromadia parryi subsp. rudis Beecher Crampton 1953-9-30 1628 Yolo 1.5 miles northeast of Davis. Comment
  UCD77503  Centromadia parryi subsp. rudis Robert E. Preston 1999-9-11 1241 Yolo 3 mi SE of Woodland, in fields N of Road 25. 9 Comment
  UCD120209  Centromadia pungens Ellen Dean 2012-4-19 7323 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
  UCD38756  Centromadia pungens Beecher Crampton 1957-10-25 4638 Yolo West Sacramento, along the US Hwy. 40 freeway. Comment
  UCD41296  Centromadia pungens Ellen Dean; Jean Shepard 2003-5-18 1800 Yolo Russell Ranch Property belonging to UC Davis, west of Davis, south of Russell Blvd. Parcels west and east of road 95A, south of Putah Creek and Stevens Bridge. 15 Comment
  CAS-BOT-BC279415  Centromadia pungens subsp. pungens David D. Keck 1932-7-7 1730 Yolo About 6 miles S. of Woodland, (3 mi. N. of intersection with Sacramento road) 30 Comment
  JEPS81443  Centromadia pungens subsp. pungens M. A. Showers 1981-5-20 2085 Yolo approx. 2 mi se Woodland (at jct of Rd. 25 and Rd. 103) Comment
  CAS-BOT-BC279412  Centromadia pungens subsp. pungens David D. Keck 1933-10-28 2590 Yolo 1 mi. W. of Sacramento River, W. of Sacramento on road to Davis Comment
  CAS-BOT-BC279417  Centromadia pungens subsp. pungens David D. Keck 1933-10-28 2591 Yolo 1/2 mi. E. of Yolo Causeway, 3 mi. W. of Sacramento River Comment
  CAS-BOT-BC223000  Cephalanthus occidentalis Beecher Crampton 1977-10-8 9541 Yolo Putah Creek Canyon, Vaca Mtns., Hwy. 128 Comment
  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
  UCD35815  Cephalanthus occidentalis B. Crampton 1962-8-27 6644 Yolo 4.6 miles s.e. of Knight's Landing, along the Sacramento River. Comment
  UCSB62932  Cephalanthus occidentalis Sarr, Dan 1995-7-26 Yolo No data 30 Comment
  UCSB62945  Cephalanthus occidentalis Sarr, Dan 1995-7-26 Yolo Sutter BM Pass 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
  UCD73600  Cerastium glomeratum Ellen Dean; Elizabeth Goebel 2008-4-7 4732 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
  UCD98038  Cerastium glomeratum Doulgas Drewe 1967-4-30 s.n. Yolo 3rd and D streets in Davis. 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
  CAS-BOT-BC207763  Cercis occidentalis Lincoln Constance 1938-3-27 2046 Yolo Monticello-Winters road, 8 mi NW of Winters, Vaca Mountains, Inner North Coast Ranges, on Putah Creek 304 Comment
  HSC98221  Cercis occidentalis W. R. Rogers 1966-5-8 245 Yolo Hwy. 16, 3 mi. W of Rumsey. Comment
  RSA600823  Cercis occidentalis Joseph A. Ewan 1934-3-18 8688 Yolo Putah Creek, 8 miles above Winters. Comment
  RSA801720  Cercis occidentalis Lois Weston 1942-4-24 1138 Yolo Putah Canyon. Comment
  SEINET6330022 Image available Cercis occidentalis George K. Helmkamp, E. A. Helmkamp 2009-3-24 14447 Yolo Inner North Coast Range; along CA-128, 6.1 miles west of Winters and beside Putah Creek 49 Comment
  SEINET803186  Cercis occidentalis W. P. Hachett 1960-1 26 Yolo In an exposed shallow basin 20 Feet from roadside and ca. 50 yards from Cache Creek. On State Highway 128 ca. 6.1 miles north from Rumsey. 137 Comment
  UC614588  Cercis occidentalis L. Constance 1938-3-27 2046 Yolo Monticello-Winters road 8 mi nw Winters; Inner North Coast Ranges, Vaca Mountains, Putah Creek 304 Comment
  UCD105630  Cercis occidentalis Beecher Crampton 1952-10-28 893 Yolo Yolo County, 5 miles west of city of Winters, on south bank of Putah Creek. Comment
  UCD105655  Cercis occidentalis Jackie Sinkey 1976-4-14 s.n. Yolo Davis. Comment
  UCD105657  Cercis occidentalis Andreas Stohr 1996-4-21 1 Yolo Along Road 128, near to Cold Canyon Preserve. Comment
  UCR206282  Cercis occidentalis George 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 the Colusa County line 177 Comment
  UCD72485  Ceropegia Roman Gankin 1962-1 s.n. Yolo Comment
  RSA140834  Chamaesyce serpillifolia John H. Thomas 1960-8-30 8871 Yolo 5 miles S of Winters along Hwy to Vacaville. Comment
  UCD21333  Chenopodium album J. Shepard 2000-6-30 316 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 in a 4 foot pile of topsoil. 12 Comment
  UCD81847  Chenopodium berlandieri Ellen Dean; M. Showers, G. Harrington 2009-6-3 5766 Yolo Woodland Regional Park. City of Woodland property on the E side of County Road 102, just S of County Road 25. Old rodeo area with buildings now removed. 9 Comment
  UCR196273  Chenopodium berlandieri J. M. DiTomaso 2006-9-6 s.n. Yolo Sacramento Valley, UC Davis campus, southwest corner of Plant and Environmental Sciences building in Vinca ninor garden 16 Comment
  UCD73835  Chenopodium berlandieri Jean Shepard 2008-7-9 818 Yolo City of Davis, Covell Blvd. to Alhambra Dr., at entrace to Mace Ranch subdivision. Comment
  CDA16699  Chenopodium californicum G. F. Hrusa 1998-3-21 14154 Yolo North Coast Biodiversity Arena; Hwy 16 along Cache Creek at the rafting put-in nr. Lake County line. Comment
  UCD97875  Chenopodium foliosum Beecher Crampton 1967-6-23 s.n. Yolo UC - Davis campus, old greenhouse foundations, Landscape Hort. Comment
  UCD98310  Chenopodium murale A. S. Crafts 1926-7-8 427 Yolo University Farm Campus, Davis. Comment
  CDA3037  Chenopodium murale J. M. DiTomaso 2006-9-6 s.n. Yolo UC Davis campus, southwest corner of Plant and Environmental Sciences building. 0 Comment
  UCD38929  Chenopodium rubrum Beecher Crampton 1961-10-25 6059 Yolo 2 miles west of Bryte, County Road 127, confluence of the Sacramento and Yolo Bypass. Comment
  UCD98367  Chenopodium rubrum A. M. Shapiro 2002-10-17 s.n. Yolo West Sacramento, 0.5 miles west of Harbor Blvd. Comment
  UCD20599  Chenopodium vulvaria E. Dean; with M. Bibbo 2002-7-5 1143 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
  UCD21315  Chenopodium vulvaria J. Shepard 2000-5-20 266 Yolo Yolo County Grasslands Park: East of Davis, from intersection of I-80 and Mace Blvd., 3.5 mi. south on Mace Blvd. (County Road 104), thence east along unpaved entrance road. Parking lot on north side of entrance road. 12 Comment
  UCD21322  Chenopodium vulvaria J. Shepard 2000-6-2 285 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 south of entrance road. 12 Comment
  UCD57917  Chloris gayana P. B. Kennedy 1914-9-5 s.n. Yolo Davis. 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
  UCD13311  Chlorogalum pomeridianum Bill Chally 1989-6-2 18 Yolo Yolo CO. Stebbins Reserve. Elevation 440 feet. 134 Comment
  UCD73682  Chlorogalum pomeridianum Christa Lindsey; Plant Biology 102 students 2008-5-3 6 Yolo Yolo County; Audubon Bobcat Ranch, lands to the north of Hwy 128 on north side of Putah Creek downstream of Monticello Dam. Bray Canyon. West side of Bray Creek. 103 Comment
  UCD62908  Chlorogalum pomeridianum var. pomeridianum Christa Lindsey; Plant Biology 102 students 2008-5-3 6 Yolo Yolo County; Audubon Bobcat Ranch, lands to the north of Hwy 128 on north side of Putah Creek downstream of Monticello Dam. Bray Canyon. West side of Bray Creek. 103 Comment
  CAS-BOT-BC238012  Chloropyron palmatum Beecher Crampton 1978-6-26 9606 Yolo 4 miles S.E. of Woodland Comment
  UCD34249  Chloropyron palmatum Beecher Crampton 1978-6-26 9606 Yolo 4 miles S.E. of Woodland. Comment
  SEINET12239573  Choisya ternata R. E. Tanner 1955-3-21 24 Yolo 614 Oak Avenue, Davis Comment
  UCD130487  Cichorium intybus P. B. Kennedy 1920-6-23 s.n. Yolo Holland Land Company. Clarksburg, Sacramento River. Comment
  UCD149344  Cichorium intybus Collector Unknown 1925-6-1 s.n. Yolo Causeway. 4 Comment
  SEINET5713148  Cichorium intybus Barbara Bogert 1970-1 28 Yolo Woodland Sewage Disposal Plant. 30 Comment
  UCD130494  Cichorium intybus J. D. Skoss 1948-8-12 87 Yolo University of California campus, Davis. Comment
  SEINET8194561 Image available Cinnamomum camphora J. M. Tucker 1948-5-22 1678 Yolo University of California campus, Davis Comment
  CAS-BOT-BC286384  Cirsium occidentale var. venustum Roxana Stinchfield 1916-6-26 344 Yolo Buckeye Creek West of R.R. crossing Comment
  UCD41065  Cirsium vulgare Carol W. Witham 2003-8-8 996 Yolo DFG Tule Ranch vernal pools. Approximately 8 miles southeast of Davis. Southeast of the junctions of County Roads 38 and 105. 4 Comment
  SEINET10811441  Citrus reticulata Stephanie Frischie 2000-10-12 Frischie 131 Yolo Nugget Market, Oaktree Plaza, 1414 E. Covell Blvd., Davis, CA. Comment
  UCD62785  Clarkia affinis Susan Zhang; Plant Biology 102 students 2008-5-3 1 Yolo Audubon Bobcat Ranch, lands to the north of Hwy 128 on north side of Putah Creek downstream of Monticello Dam. Bray Canyon. West side of Bray Creek. 103 Comment
  UCD34439  Clarkia affinis Beecher Crampton 1983-5-23 9871 Yolo 2 miles W of Winters. Comment
  SFV8308  Clarkia concinna R. Inokuchi 1971-5-8 36 Yolo North Coast Ranges Along Cache Creek, 3 miles northwest of Capay. 100 Comment
  UCD48062  Clarkia concinna Ryan Knox; E. McDermott, G. Walden 2002-4-13 16 Yolo McLaughlin UC Reserve, W side of Davis Creek Reservoir, along road that goes from Soda Spring area to Rayhouse Rd. 0.5 airline mile due N of Soda Springs and 1.0 airline mile WNW of UC Davis Aquatic Lab facility. 491 Comment
  UCD13338  Clarkia concinna Bill Chally 1989-5-6 16 Yolo Stebbins Reserve. 134 Comment
  UCD15645  Clarkia concinna Rachelle Raymond 1989-5-29 605 Yolo Off road 128, few miles below Stebbins. 121 Comment
  UC638704  Clarkia concinna subsp. concinna Ethel Crum 1938-5-7 1995 Yolo 4 mi n Rumsey; Inner North Coast Range, Cache Creek Canyon 152 Comment
  UCD48060  Clarkia gracilis subsp. gracilis B. Takahashi; S. Burgess, A. Ryan, J. Pierner, A. Hufton 2000-4-29 2 Yolo Yolo Co/Napa Co line; McLaughlin Reserve, 1 mile (as the crow flies) N of the old town of Knoxville. 609 Comment
  UCD58052  Clarkia gracilis subsp. gracilis Ellen Dean; K. Mawdsley 2007-4-6 3592 Yolo Tuleyome Ireland Ranch. In inner coast range, northwest of the City of Winters, between Salt Creek and Enos Creek, just north of Wild Cow Mountain. SE portion of ranch. 515 Comment
  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
  JEPS43588  Clarkia purpurea subsp. quadrivulnera Elizabeth Ferguson 1920-5-15 342 Yolo w Winters; Putah Creek Comment
  UCD100580  Claytonia exigua Rolf Y. Berg 1964-3-14 8018 Yolo State Highway 16, ca. 2.5 miles northwest of Rumsey, on steep, north-facing slope south of bridge. Comment
  UCR206546  Claytonia parviflora subsp. parviflora George K. Helmkamp, E. A. Helmkamp 2009-3-17 14409 Yolo Inner North Coast Ranges Foothills, along CA-20 and Cache Creek, 4.3 miles southeast of the Colusa County line 159 Comment
  SFV8733  Claytonia parviflora subsp. parviflora R. H. Saigo 1961-4-24 16 Yolo Sacramento Valley Davis. 703 3rd Street. 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
  UCD21220  Claytonia perfoliata J. Shepard 2000-3-24 89 Yolo Yolo County Grasslands Park: East of Davis, from intersection of I-80 and Mace Blvd., 3.5 mi. south on Mace Blvd. (County Road 104), thence east along unpaved entrance road. Along south side of entrance road just beyond parking lots. 12 Comment
  UCD73108  Claytonia perfoliata Ellen Dean; Susan Xhang, Christa Lindsey, Chris Mosser 2008-5-3 4898 Yolo Audubon Bobcat Ranch, lands to the north of Hwy 128 on north side of Putah Creek, downstream of Monticello Dam. Along Bray Creek, by creek crossing. 100 Comment
  UCR220409  Claytonia perfoliata Jean V. Shepard 2000-3-18 079 Yolo Sacramento Valley, Yolo County Grasslands Park, east of Davis, 3.5 mi south on Mace Blvd. (Co. Road 104), east along unpaved entrance road 12 Comment
  UCD100834  Claytonia perfoliata J. M. Tucker 1951-2-14 2025 Yolo south of Agricultural Engineering Machinery Yard, University of California campus, Davis. Comment
  UCD41025  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
  UCD95586  Clematis ligusticifolia S. C. Hanson 1949-6-10 30 Yolo Bank of Putah Creek, near Horse Barn, University Farm, Davis. Comment
  UCD170943  Cleome gynandra 2018-6-19 s.n. Yolo University of California, Davis. Agricultural fields to the south of Hutchison Drive to the west of Hwy 113 and the east of the airport. Old Vegetable Crops Field Headquarters area. 18 Comment
  UCD160192  Coccinia grandis Jean Shepard 2011-10-1 858 Yolo City of Davis. Yard 1800 block Myrtle Place. Comment
  SEINET12239569  Coleonema pulchrum D. K. Sexton 1956-4-8 261 Yolo Christian Science Church, SE corner Sixth & D Streets, Davis Comment
  UCD123620  Collinsia heterophylla M. Wiesendanger 1927-4-29 623 Yolo Esparto. Comment
  UCD48213  Collinsia heterophylla M. K. Voigt; E. Sweeney and M. Miller 2002-4-13 16 Yolo McLaughlin UC Reserve. W side of Davis Creek Reservoir, 20 m S of road that goes from Soda Spring area to Rayhouse Rd. Ca. 0.5 airline mile due N of Soda Springs and Ca. 1.0 airline mile WNW of UC Davis Aquatic Lab facility. Along edges of running stream and slopes to the north and south of stream on the W side of the road. 487 Comment
  UCD123651  Collinsia sparsiflora Beecher Crampton 1982-3-8 9817 Yolo 2 miles west winters. Comment
  UCD126335  Conium maculatum Beecher Crampton 1956-3-27 3234 Yolo city of West Sacramento, eastern bank of Yolo Causeway. Comment
  UCD36841  Conium maculatum Beecher Crampton 1956-3-27 3234 Yolo city of West Sacramento, eastern bank of Yolo Causeway. Comment
  UCD126207  Convolvulus arvensis M. Ramos 1996-5-25 24 Yolo north side of Davis. 12 Comment
  UCD69415  Convolvulus arvensis S. Quick 1996-5-19 12 Yolo City of Davis. F Street, within 10 meters of the railroad tracks, between 12th and 14th Streets. Disturbed rocky field, dominated by grasses. Herb densely decumbent to spreading vine. Flowers white with pink edging along sepal margins. 17 Comment
  CDA5511  Convolvulus arvensis Margaret Bellue 1931-9-1 Yolo Davis. 0 Comment
  SEINET233342 Image available Convolvulus arvensis Steven Clendenning 1973-5-22 141 Yolo U.C. Davis campus, north of Briggs Hall 20 Comment
  SEINET3479119  Convolvulus arvensis M. P. Bellue 1931-9-11 Yolo Davis, Davis Comment
  UCD125709  Convolvulus arvensis Beecher Crampton 1976-6-7 9400 Yolo Yolo County, Davis, College Park and Russell blvd., vacant lot on N.W. corner. Comment
  UCD14214  Convolvulus arvensis M. A. LeFevre 1974-5-28 66 -III Yolo Yolo County; U.C. Davis campus, in a field near Briggs Hall; 17 Comment
  UCD15550  Convolvulus arvensis Lara Hawthorne 1989-5-17 9 Yolo UC Davis Campus, Experimental Gardens. 15 Comment
  CHSC79211  Cordylanthus palmatus Beecher Crampton 1978-6-26 9606 Yolo 4 miles SE of Woodland. Comment
  JEPS80668  Cordylanthus palmatus L. R. Heckard with Dave and Mary Anne Showers 1981-5-30 5516 Yolo about 3 mi s Woodland (s of Road 25 and w of Road 103) 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
  SFV12167  Coriandrum sativum B. J. McCaskill, K. Onaga 1968-4-22 732 Yolo Sacramento Valley Davis. Northwest corner of intersection of Russell Blvd. and State Highway 113. In rubble of torn down Chinese restaurant. Comment
  UCD127341  Coriandrum sativum P. B. Kennedy 1914-7-1 s.n. Yolo Agronomy Tract, Davis. Comment
  CDA3692  Coronopus squamatus Robin Breckenridge, Bob Kramer 1987-3-25 s.n. Yolo Yolo Bypass ca. 5 miles east of Davis, north of Southern Pacific Railroad and I-80 causeway. 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
  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
  UCD21571  Cotula coronopifolia A. M. Shapiro 2003-4-20 s.n. Yolo Vacant lot SE of Buehler Alumni and Visitors' Center on the UC Davis campus. Comment
  CAS-BOT-BC474554  Crassula connata Jean Shepard 2010-3-24 833 Yolo Myrtle Pl. Comment
  UCD146832  Crassula connata Carol W. Witham 2003-4-9 909 Yolo DFG Tule Ranch vernal pools. Approximately 8 miles southeast of Davis. Southeast of the junctions of County Roads 38 and 105. 4 Comment
  UCD160468  Crassula connata Ellen Dean; Craig Thomsen 2015-3-21 8588 Yolo Audubon Bobcat Ranch. Western part of ranch, just north of Hwy 128 and N of Putah Creek. Area E of Bray Canyon near drainages that descend from large escarpment labeled 'spring' on topo maps. 102 Comment
  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
  UCD81413  Crassula connata J. Shepard 2003-4-27 599 -A Yolo Grasslands Regional Park. East of Davis, from intersection of I-80 and Mace Blvd., 3.5 mi. south on Mace Blvd.(County Road 104), thence east .2 mi along unpaved entrance road, then south along the north-south access road. 12 Comment
  UCD73620  Crassula tillaea Ellen Dean; Elizabeth Goebel 2008-4-7 4747 Yolo Audubon Bobcat Ranch, northwest of the city of Winters. Maxwell Flat, west of Dry Creek road crossing. 83 Comment
  UCR267865  Crassula tillaea Jean V. Shepard 2010-3-24 833 Yolo City of Davis, Myrtle Place 12 Comment
  UCD126224  Cressa truxillensis Robbins; Norton 1928-8-1 1418 Yolo near Clarksburg. 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
  UCD41056  Cressa truxillensis Carol W. Witham 2003-8-8 987 Yolo DFG Tule Ranch vernal pools. Approximately 8 miles southeast of Davis. Southeast of the junctions of County Roads 38 and 105. 4 Comment
  UCR51827  Cressa truxillensis D. E. Anderson 1977-5-15 15699 Yolo Sacramento River floodplain, N of Yolo bypass c. 20 mi. north of Sacramento along Hwy I-5. Under Southern Pacific Railroad trestle. Comment
  UCD125724  Cressa truxillensis Beecher Crampton 1978-6-27 9617 Yolo 4 miles S.E. of Woodland. Comment
  UCD126213  Cressa truxillensis S. C. Hanson 1949-5-15 16 Yolo under Yolo Causeway. Comment
  UC1360437  Crossandra infundibuliformis Edward B. Risley 1968-6-7 Yolo In greenhouse at 620 B street, Davis, Yolo County, California. Comment
  UCD21300  Croton setiger J. Shepard 2000-5-13 240 Yolo Yolo County Grasslands Park: East of Davis, from intersection of I-80 and Mace Blvd., 3.5 mi. south on Mace Blvd. (County Road 104), thence east along unpaved entrance road, in parking lot on south side. 12 Comment
  UCD35452  Croton setiger Beecher Crampton 1956-9-28 3875 Yolo 4 miles west of Winters, Vaca Mtns., Putah Creek Canyon. Comment
  UCD41043  Croton setiger Carol W. Witham 2003-8-8 974 Yolo DFG Tule Ranch vernal pools. Approximately 8 miles southeast of Davis. Southeast of the junctions of County Roads 38 and 105. 4 Comment
  CDA35300  Croton setiger Robert Giorgis 1977-5-8 13 Yolo Along north side of Road 32, ca. 1.5 miles east of junction with Hwy 505. 0 Comment
  CAS-BOT-BC190137  Crypsis schoenoides R. N. Raynor 1940-10-10 s.n. Yolo Conway Ranch north of Bypass. Comment
  SEINET244315 Image available Crypsis schoenoides Beecher Crampton 1952-10-24 868 Yolo Sacramento Valley; 1.5 miles north of city of Davis, along Southern Pacific Railroad property. 15 Comment
  UCD19294  Crypsis schoenoides Jim Sherar 1991-9-1 s.n. Yolo Yolo Causeway. Comment
  UCD21412  Crypsis schoenoides J. Shepard 2001-6-16 465 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. Along east border of park, 5 yards west of Department of Defense fence. 12 Comment
  UCD36097  Crypsis schoenoides Beecher Crampton 1952-10-24 868 Yolo Yolo County, I.5 miles north of city of Davis, along Southern Pacific Railroad property. Comment
  UCD41059  Crypsis schoenoides Carol W. Witham 2003-8-8 990 Yolo DFG Tule Ranch vernal pools. Approximately 8 miles southeast of Davis. Southeast of the junctions of County Roads 38 and 105. 4 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
  UCD59977  Crypsis vaginiflora Beecher Crampton 1953-10-6 1663 Yolo West bank of the Sacramento River, Broderick. Comment
  UCD149398  Cryptantha ambigua Collector Unknown 1949-1 s.n. Yolo Yolo County. Capay Valley. Hungry Hollow 53 Comment
  UCD160939  Cryptantha flaccida J. Shepard 2012-4-7 864 Yolo West of Woodland, Co Rd 16 to Guinda. W on Forest Ave (Co Rd 53) about 1 mi to gate. Continue 3/4 - 1 mi past gate. Comment
  UCD37598  Cryptantha flaccida Beecher Crampton 1955-4-18 2502 Yolo Yolo County, 2 miles west of Winters. Comment
  UCD112249  Cupressus macnabiana Christopher Mallek 2008-5-13 s.n. Yolo Cedar Basin (incl. Smith Flat). 597 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
  CDA33840  Cuscuta japonica R. Breckenridge & K. Filippini 2010-10-4 PDR# 1313511 Yolo West Sacramento; South River Road & Babel Slough Rd. 0 Comment
  CHSC97913  Cuscuta japonica Bill Lyon 2006-11-28 PDR 1441246 Yolo West Sacramento; 1912 Proctor Ave. 4 Comment
  OBI68589  Cuscuta japonica Bill Lyon 2006-11-28 1441246 Yolo West Sacramento; 1912 Proctor Ave 4 Comment
  UCR197306  Cuscuta japonica Bill Lyon 2006-11-28 PDR 1441246 Yolo Sacramento Valley, West Sacramento, 1912 Proctor Avenue 4 Comment
  UCD84677  Cuscuta pentagona J. Shepard 2010-8-15 845 Yolo Yolo County Grasslands Park: East of Davis, from intersection of I-80 and Mace Blvd., 3.5 mi. south on Mace Blvd. (County Road 104), thence east along unpaved entrance road to Sacramento Valley Soaring Society field, to the north. 12 Comment
  UCD37711  Cuscuta salina Beecher Crampton 1961-7-25 5942 Yolo 1 mile southwest of Saxon Station. Comment
  SEINET7940325  Cuscuta subinclusa W. A. Harvey 1953-10-20 s.n. Yolo Pole Line Road (County Road # 102), ca. 4 miles N of Davis. Comment
  UCD169012  Cyclospermum leptophyllum Ellen Dean 2017-4-5 9308 Yolo City of Davis. In lawn of house on southwest corner of the intersection of Anderson and 8th streets. Comment
  UCD60009  Cynodon barberi R. Tofsrud 1947-12-13 s. n. Yolo U. C. Davis campus. Back of old Agronomy Division buildings. Comment
  SACT000832  Cynodon dactylon Brian Brown 1975-10-10 Yolo dry habitat Comment
  UCD73595  Cynodon dactylon Ellen Dean; Elizabeth Goebel 2008-4-7 4730 Yolo Audubon Bobcat Ranch, northwest of the city of Winters. Maxwell Flat in the northeastern part of the ranch that is accessed by a private road at the end of Moody Slough Road. 70 Comment
  CAS-BOT-BC190204  Cynodon dactylon Bellue 1933-6-11 s.n. Yolo Unspecified. Comment
  UCD59335  Cynosurus echinatus Ellen Dean; Kate Mawdsley 2007-5-11 3759 Yolo Tuleyome Ireland Ranch. In inner coast range, northwest of the City of Winters, between Salt Creek and Enos Creek, just north of Wild Cow Mountain. Central part of ranch. 564 Comment
  RSA127042  Cyperus difformis H. S. Yates 1936-8-14 6142 Yolo 8 mi NE of Knights Landing 15 Comment
  UCD141028  Cyperus difformis Collector Unknown 1950-1 s.n. Yolo exact location unknown. Comment
  CAS-BOT-BC114576  Cyperus eragrostis Clarence Roy Quick 1972-7-22 72 -19 Yolo Occasional near river's edge. On E levee of Merritt Island, at junction of road 142. Comment
  UCD97116  Cyperus eragrostis Ellen Dean; C. Loughran, A. Fuller 2011-5-8 7016 Yolo Yolo County. Audubon Bobcat Ranch. Lands to the north of Hwy 128, just E of Monticello Dam. Bray Canyon. About one third of the way up the canyon on west side of creek. Comment
  RSA518723  Cyperus eragrostis Barbara Ertter 1988-10-21 7993 Yolo Cache Creek at Rd 89 crossing just W of I-505, E of gravel pits 1.5 mi N of Madison, ca 10 airmiles W of Woodland, Sacramento Valley 37 Comment
  CAS-BOT-BC114348  Cyperus erythrorhizos Harry Stanley Yates 1936-8-14 6141 Yolo 8 mi NE of Knights Landing. 15 Comment
  UCD38928  Cyperus erythrorhizos Beecher Crampton 1961-10-25 6053 Yolo 2 miles west of Bryte, County Road 127, confluence of the Sacramento and Yolo Bypass. Comment
  UCR118998  Cyperus erythrorhizos Beecher Crampton 1961-10-25 6053 Yolo Sacramento Valley, 2 miles west of Bryte, County Road 127, confluence of the Sacramento and Yolo Bypass. 15 Comment
  RSA92356  Cyperus erythrorhizos Beecher Crampton 1954-9-28 2281 Yolo Rice levee, 5 miles east of Davis Comment
  UCR119154  Cyperus ferax Beecher Crampton 1954-9-28 2280 Yolo Sacramento Valley, 5 miles east of Davis 15 Comment
  UCR148106  Cyperus ferax Beecher Crampton 1969-10-21 8524 Yolo Putah Creek bed, south of University airport 2 Comment
  CHSC83150  Cyperus odoratus Beecher Crampton 1969-10-21 8524 Yolo Putah Creek bed, S.E. of University airport. Comment
  CDA15358  Cyperus rotundus G. F. Hrusa 1996-10-2 13581 Yolo Central Valley; Corner of North & Walnut in City of Woodland. Comment
  UC1021830  Cyperus rotundus June McCaskill 1955-3-14 380 Yolo Agronomy Greenhouse U.C. Davis Comment
  CAS-BOT-BC114000  Cyperus rotundus Clarence Roy Quick 1972-4-7 72 -5 Yolo Homesite of Henry L and Nettie Smith, Plyman; Clarksburg. Comment
  SEINET893037  Cytisus canariensis June McCaskill 1954-1 301 Yolo West side of Construction and Repair Building, University of California, Davis. Comment
  UCD60295  Dactylis glomerata Beecher Crampton 1962-4-18 6231 Yolo Davis. Southern Pacific R. R. Station. Comment
  UC1100144  Damasonium californicum Malcolm A. Nobs and S. Galen Smith 1949-8-22 1546 A Yolo 5 mi. e. Davis (rice fields along Yolo Causeway) Comment
  UC914227  Damasonium californicum Verne Grant and Alva Grant 1946-4-15 7672 Yolo Yolo Bypass Comment
  UCD138018  Damasonium californicum Collector Unknown 1925-5-11 1451 Yolo Davis. Comment
  POM181676  Damasonium californicum L. F. Robbins 1927-5-17 s.n. Yolo Near the Causeway. Comment
  RSA82764  Damasonium californicum Jo Nixon 1951-5-19 23 Yolo Hwy 40, W of causeway, 6 miles E of Davis. Comment
  SEINET8470112 Image available Damasonium californicum C. F. Ehlig 1951-1 45 Yolo Yolo bypass, 7 miles east of Davis 3 Comment
  UCD138005  Damasonium californicum R. H. Miller 1949-5-11 52 Yolo on south side of west end of Yolo Causeway. Comment
  UCD54322  Datura A. M. Shapiro 2005-10-11 s.n. Yolo Davis, UCD Campus; in gardens between Environmental Horticulture and University Club. 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
  CDA5764  Datura stramonium J. Fuji 1983-9-28 Yolo Port of Sacramento, West Sacramento. 0 Comment
  UCD126522  Datura stramonium K. Esau 1929-10-1 s. n. Yolo Putah Canyon. Comment
  UCD126530  Datura stramonium Lodoro 1924-4-6 17 Yolo Putah Creek, near Davis. 85 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
  UC1088740  Datura wrightii R. Snow 1957-10-2 322 -1 Yolo s Davis (Putah Creek); Putah Creek Comment
  UCD126629  Datura wrightii K. Esau 1935-7-19 s.n. Yolo Putah Canyon. Comment
  UCD14612  Datura wrightii Nathan Horn 1989-6-7 25 Yolo along Old Davis Road, ca. 1 mile south of University of California, Davis. 15 Comment
  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
  UCD127409  Daucus pusillus H. A. Borthwick 1925-5-25 1857 Yolo Putah Canyon. Comment
  UCD127418  Daucus pusillus Jack Maze 1963-4-27 16 Yolo 3/4 mile east of Recreation Beach, State Highway 128. Comment
  UCD73264  Daucus pusillus Ellen Dean; Susan Xhang, Christa Lindsey, Chris Mosser 2008-4-17 4839 Yolo Audubon Bobcat Ranch, lands to the north of Hwy 128 on north side of Putah Creek, downstream of Monticello Dam. 77 Comment
  LA207394  Delphinium hansenii H. Lewis; G. Mehlquist 1941-9-5 sn Yolo State Highway #28, 3.6 mi. W of Winters Comment
  POM197460  Delphinium hesperium L. R. Abrams 1928-5-8 12612 Yolo Between Woodland and Davis Comment
  UCD96533  Delphinium patens K. Esau 1934-3-5 s. n. Yolo Putah Canyon. Comment
  UCD58058  Delphinium patens subsp. patens Ellen Dean; K. Mawdsley 2007-4-6 3598 Yolo Tuleyome Ireland Ranch. In inner coast range, northwest of the City of Winters, between Salt Creek and Enos Creek, just north of Wild Cow Mountain. SE portion of ranch. 555 Comment
  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
  UCD62858  Deschampsia danthonioides E. G. Cakin 1947-4-27 Yolo North of Davis. Comment
  UCD62865  Deschampsia danthonioides Fleur Ng'weno 1989-4-27 DQ 18 Yolo D-Q University, County Road 31, 9 miles W of Davis city center. 29 Comment
  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
  UCD54300  Dichelostemma capitatum A. Laffin; S. Holck, A. Randall 2002-4-13 9 Yolo Yolo County, McLaughlin UC Reserve. W side of Davis Creek Reservoir, alogn road that goes from Soda Spring area to Rayhouse Rd. Ca. 0.5 airline mile due N of Soda Springs and ca. 1.0 airline mile WNW of UC Davis Aquatic Lab facility, south of running stream, 8 yards from the N side of the road. 488 Comment
  CAS-BOT-BC483642  Dichelostemma capitatum Beecher Crampton 1982-3-8 9815 Yolo 5 miles west of Winters Comment
  UCD34395  Dichelostemma capitatum Beecher Crampton 1982-3-8 9815 Yolo 5 miles west of Winters on Hwy. 128. Comment
  UCD21366  Dichelostemma capitatum subsp. capitatum J. Shepard 2001-3-22 403 Yolo Yolo County Grasslands Park: East of Davis, from intersection of I-80 and Mace Blvd., 3.5 mi. south on Mace Blvd. (County Road 104), thence east along unpaved entrance road. Approximately 1/2 mile and 130 yards west of fence separating park from Department of Defense land, then six yards north. 12 Comment
  UCR178429  Dichelostemma capitatum subsp. capitatum Jean V. Shepard 2001-3-22 403 Yolo Sacramento Valley, Yolo County Grasslands Park, east of Davis, from intersection of I-80 and Mace Blvd., 3.5 miles south on Mace Blvd. (County Rd 104), thence east along unpaved entrance road. Approx. 0.5 mile and 130 yards west of fence separating park from Dept. of Defense land 12 Comment
  SEINET8472346  Dichelostemma capitatum subsp. capitatum G. Cook 1959-3-28 9 Yolo 2 miles E of Winter, along Hwy 128. 152 Comment
  POM169657  Dichelostemma volubile C. F. Baker 1903-5-7 3072 Yolo Rumsey. Comment
  UCD73253  Dichelostemma volubile Ellen Dean; Susan Xhang, Christa Lindsey, Chris Mosser 2008-4-17 4832 Yolo Audubon Bobcat Ranch, lands to the north of Hwy 128 on north side of Putah Creek, downstream of Monticello Dam. 77 Comment
  UCD60335  Dichondra J. Shepard 2005-10-9 784 Yolo City of Davis, 1800 block of Myrtle Place. 15 Comment
  CAS-BOT-BC208965  Digitaria ischaemum Clarence R. Quick 1968-8-25 68 -23 Yolo Garden, Merritt Island, near junction of county roads #140 &142, 3.5 miles south of Clarksburg Comment
  UCD63937  Digitaria ischaemum Beecher Crampton 1953-8-27 1616 Yolo Davis High School, Davis. Comment
  UCD63946  Digitaria ischaemum Beecher Crampton 1958-10-29 Yolo Davis Campus, Hunt Hall quadrangle. Comment
  UCD63949  Digitaria ischaemum Beecher Crampton 1956-10-1 3883 Yolo City Hall, Davis. Comment
  UC1137095  Digitaria sanguinalis August L. Hormay Yolo Davis Comment
  UCD63964  Digitaria sanguinalis Beecher Crampton 1972-10-3 8884 Yolo Davis. Comment
  SEINET5737236 Image available Diplacus aurantiacus subsp. aurantiacus Carla de Leon 1975-1 32 Yolo State Highway 128, 1.5 miles east of Monticello Dam.; Monticello Dam 201 Comment
  CAS-BOT-BC474705  Dipsacus fullonum Jean Shepard 2013-7-6 880 Yolo City of Davis, ENE Wildhorse Golf Course. From intersection of Covell Blvd. and Monarch Ln, about 0.1 mi E and about 0.1 mi N Comment
  CAS-BOT-BC208644  Distichlis spicata C. R. Quick 1972-7-24 72 -9 Yolo Abundant on canal bank and main drainage canal of Merritt Island, Road 141, northern part of island about 20 miles SSW of Sacramento. Comment
  CDA31695  Distichlis spicata T. C. Fuller 1958-5-2 3949 Yolo Between freeway and railroad, 1 mile east of Davis. 0 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
  SEINET249771 Image available Distichlis spicata Beecher Crampton 1958-6-20 4940 Yolo 3-4 miles east of Woodland, along State Hwy. 16 and 24. Comment
  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
  UCD64577  Distichlis spicata Beecher Crampton 1958-6-30 4992 Yolo Davis, S. P. RR Station. Comment
  UCR119095  Distichlis spicata Beecher Crampton 1954-9-30 2283 Yolo Sacramento Valley, 3 miles north of Davis. 15 Comment
  SEINET5743811 Image available Dodonaea viscosa Shirley C. Tucker 1963-1 5221 B Yolo Cultivated by Botany Building, University of California, Davis, campus, Davis.; Univ. of California, Davis Comment
  UCD144778  Downingia bicornuta var. bicornuta Carol W. Witham 2003-4-7 883 Yolo DFG Tule Ranch vernal pools. Approximately 8 miles southeast of Davis. Southeast of the junctions of County Roads 38 and 105. 4 Comment
  UCR198116  Downingia bicornuta var. picta Beecher Crampton 1978-5-8 9586 Yolo 1 mi south of Saxon Station 5 Comment
  UCD164891  Downingia insignis Henry House 1995-5-3 1995- 4 Yolo About 2 km SES of the intersection of Delhi Road and Levee Road. 2 Comment
  UCD21280  Downingia insignis J. Shepard 2000-5-1 175 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
  UCD21425  Downingia insignis J. Shepard 2002-4-18 521 Yolo Yolo County Grasslands Park: East of Davis, from intersection of I-80 and Mace Blvd., 3.5 mi. south on Mace Blvd. (County Road 104), thence east 0.5 miles along unpaved entrance road -to Department of Defense fence. South to second large vernal pool. 12 Comment
  UCD55102  Downingia insignis L. P. Thibault 1995-5-9 9 Yolo Road 104; approx. 0.25 mi. north of Rd. 28H; west of Co. Landfill. 10 Comment
  UCD55106  Downingia insignis Beecher Crampton 1973-4-16 8916 Yolo Saxon SW 1. 5 Comment
  UCD55108  Downingia insignis Beecher Crampton 1978-5-8 9584 Yolo Yolo County, 1/4 mile south of Saxon Station, T7N R3E Sect. 17, N.E. quarter. Comment
  UCD84356  Downingia insignis Ayzik Solomeshch 2009-5-19 s.n. Yolo Yolo Bypass. Glide Ranch. 4 Comment
  JEPS108468  Downingia insignis Lisa Schultheis 1995-4-23 60 -95 Yolo Davis antennae site, MacClellend Air Force Base. South of Davis. North of Rd. 36 and east of Rd. 104 Comment
  RSA654051  Downingia insignis Beecher Crampton 1978-5-8 9584 Yolo 1/4 mile S of Saxon Station. Comment
  SD225747  Downingia insignis Beecher Crampton 1960-5-9 5504 Yolo Yolo County, 0.75 miles southwest of Saxon Station, along County Road 38. Comment
  UCD34975  Downingia insignis Beecher Crampton 1996-4-22 10333 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
  SEINET9292225  Downingia ornatissima var. eximia Unknown 1978-5-8 9585 Yolo 1 mile S of Saxon Station. Large vernal meadow, common, assoc. Lasthenia fremontii, Allocarya, Downingia insignis, D. bicornuta, Pogogyne douglasii. Comment
  UCD33963  Downingia ornatissima var. eximia Beecher Crampton 1975-5-23 9201 Yolo Yolo County, 1 mile S.W. of Saxon Station. 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
  UC1116669  Downingia pulchella Beecher Crampton 1960-4-25 5484 Yolo 0.5 mi w Madison (along old railroad) Comment
  UC66144  Downingia pulchella A. A. Heller and H. E. Brown 1902-4-29 5421 Yolo near Madison Comment
  UCD36179  Downingia pulchella Beecher Crampton 1953-3-31 1049 Yolo Yolo County, Madison. Comment
  SEINET8039648  Downingia pulchella B. Crampton 1953-3-31 1049 Yolo Madison, along railroad. 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
  UCD72574  Draba verna Rick Karban 2006-5-24 s. n. Yolo UC Davis campus, volunteer in lath house. 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
  UCD59361  Dryopteris arguta Ellen Dean; Kate Mawdsley 2007-5-11 3785 Yolo Tuleyome Ireland Ranch. In inner coast range, northwest of the City of Winters, between Salt Creek and Enos Creek, just north of Wild Cow Mountain. Crooker Springs drainage, northeastern corner of ranch. 360 Comment
  UCD98718  Dysphania botrys K. Esau 1935-7-4 s.n. Yolo Putah Canyon. Comment
  UCD35206  Dysphania botrys Beecher Crampton 1953-10-6 1664 Yolo West bank of Sacramento River, Broderick. Comment
  SEINET241774 Image available Echinochloa Beecher Crampton 1965-8-18 7482 q Yolo 3 miles NW of Davis on County Rd. 99 between roads 30 and 31. Comment
  SEINET246027 Image available Echinochloa colona Beecher Crampton 1954-9-9 2268 Yolo 2 miles north of Davis. Comment
  UCD32793  Echinochloa colona Beecher Crampton 1954-9-9 2268 Yolo Yolo County, 2 miles north of Davis, bean field. 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
  UCD60740  Echinochloa colona Beecher Crampton 1965-7-7 7437 Yolo north city limits of Winters. Comment
  UCD60772  Echinochloa colona Beecher Crampton 1954-9-9 2268 Yolo 2 miles north of Davis. Comment
  UCD60795  Echinochloa colona Beecher Crampton 1953-8-24 1601 Yolo 1 mile west of Winters. Comment
  UCR119084  Echinochloa colona Beecher Crampton 1961-7-21 5940 Yolo Sacramento Valley, 2.5 miles west of city of Davis, along Russell Boulevard. 15 Comment
  SEINET3928581  Echinochloa colona June McCaskill, Margene Griggs; W. A. Harvey 1968-8-1 737 Yolo Weed around Agronomy field plot A-8, about 1/2 mile east of University Airport, University of California, Davis.; 0 Comment
  SEINET9609950 Image available Echinochloa colona June McCaskill, Margene Griggs, W. A. Harvey 1968-8-1 737 Yolo weed around Agronomy field plot A-8, ca. 0.5 mile east of University Airport, University of California, Davis Comment
  CAS-BOT-BC197084  Echinochloa crus-galli John Thomas Howell; Gordon H. True 1967-6-11 42552 Yolo NW. of Woodland Comment
  SEINET249962 Image available Echinochloa crus-galli Beecher Crampton 1961-7-21 5941 Yolo 5.5 miles west of city of Davis, along Russell Boulevard. Comment
  UCD32862  Echinochloa crus-galli Beecher Crampton 1964-10-14 7219 Yolo Yolo County, UC Davis agronomy nursery weed Comment
  UCD32952  Echinochloa crus-galli Beecher Crampton 1965-7-27 7472 b Yolo Yolo County, 5.1 miles east of Woodland. Comment
  UCD32965  Echinochloa crus-galli Beecher Crampton 1965-8-18 7486 Yolo 3 miles W of Knight's Landing. Comment
  UCD32967  Echinochloa crus-galli Beecher Crampton 1965-8-18 7483 Yolo Yolo County, 1 mile N.E. of Yolo County road 16A. Comment
  UCD37377  Echinochloa crus-galli Beecher Crampton 1959-11-2 5468 Yolo Yolo County, 7.5 miles west of city of Davis. Comment
  UCD60846  Echinochloa crus-galli Beecher Crampton 1961-10-25 6036 Yolo 2.5 miles south of Woodland, County Road 98. Comment
  UCD60848  Echinochloa crus-galli Beecher Crampton 1953-8-30 1630 Yolo Cultivated field, 4 miles north of Woodland. Comment
  UCD60903  Echinochloa crus-galli H. R. Drever 1945-6-1 Yolo University of California campus, Davis. Comment
  UCD60884  Echinochloa crus-galli var. mitis E. G. Cakin 1947-5-14 Yolo Davis. Comment
  CDA21293  Echinochloa muricata G. F. Hrusa, C. & E. Dogwin 2007-10-18 17080 Yolo Sacramento Delta; Boat launch area on W side of Sacramento River approx. 1 mi. N of Hood. Uncommon annual immed. above water line on sandy bank. 4 ft. tall. 3 Comment
  UCD61096  Echinochloa muricata W. W. Mackie 1919-10-1 Yolo Yolo Co. Comment
  HSC101766  Echinochloa muricata var. microstachya J. P. Smith 2011-9-24 13430 Yolo Along State Route 16 west of Esparto 21 Comment
  HSC9657  Echinochloa muricata var. microstachya J. V. Lenz 1947-5-14 Yolo Putah Canyon Comment
  UC735746  Echinodorus berteroi Charles B. Heiser Jr. 1947-7-22 1964 Yolo rice field n. of Davis Comment
  UCD137958  Echinodorus berteroi R. N. Raynor 1943-9-1 s.n. Yolo Knights' Landing. Comment
  UCR119027  Eclipta alba Beecher Crampton 1954-9-28 2282 Yolo Sacramento Valley, 5 miles east of Davis 15 Comment
  UCD35257  Eclipta alba Beecher Crampton 1954-9-28 2282 Yolo 5 miles east of Davis. Comment
  CDA21266  Eclipta prostrata G. F. Hrusa, C. & E. Dogwin 2007-10-24 17083 Yolo Sacramento Delta; Yolo Co. (Merritt) Boat Launch, W side of Sacramento River, approx. 1 mi. N of Hood (Sacramento Co.). 7 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
  UCD84365  Elatine californica Ayzik Solomeshch 2009-5-19 s.n. Yolo Yolo Bypass. Glide Ranch. 4 Comment
  UCD84359  Elatine rubella Ayzik Solomeshch 2009-5-19 s.n. Yolo Yolo Bypass. Glide Ranch. 4 Comment
  SEINET8820835 Image available Eleocharis macrostachya Margery Twining 1964-5-20 31 Yolo County Road 101A, .5 mi N of County Road 31, N of Davis Comment
  UCD49799  Eleocharis macrostachya R. F. Denno 1967-3-29 20 Yolo 4 miles west of Winters, Yolo County, California. 45 Comment
  SBBG26341  Eleusine indica B. Crampton 1964-7-29 7135 Yolo University of California Davis campus Comment
  UCD32820  Eleusine indica Beecher Crampton 1964-7-29 7135 Yolo Yolo County, UC Davis campus, baseball diamond. Comment
  UCD61265  Eleusine indica D. H. Hartmann 1941-8-10 Yolo Davis. Comment
  UCD61267  Eleusine indica Beecher Crampton 1960-9-19 5777 Yolo UC - Davis campus. Comment
  UCR119085  Eleusine indica Beecher Crampton 1964-7-29 7135 Yolo Sacramento Valley, UC Davis campus, baseball diamond. 15 Comment
  UCD20747  Elyhordeum macounii E. Dean; with M. Bibbo 2002-7-5 1152 Yolo McLaughlin UC Reserve. Clover Valley, W of main road that goes N-S through the valley, alongside of dried drainage, S of stock pond. 457 Comment
  SEINET10564701  Elymus elymoides A. Arthur Heller 1902-5-21 Heller 5577 Yolo Near Madison. Comment
  UCD141591  Elymus glaucus Ellen Dean 2013-5-15 7762 Yolo Along Putah Creek, just East of Old Davis Rd. crossing. Plot DRR 1D of Putah Creek vegetation sampling project. 15 Comment
  UCD161067  Elymus glaucus Craig Thomsen 2006-5-10 2648 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
  POM205418  Elymus multisetus A. A. Heller 1902-5-21 5577 Yolo Near Madison Comment
  UCD37783  Elymus repens Beecher Crampton 1962-3-19 6088 Yolo Yolo County, city of Davis, Southern Pacific Railroad station. Comment
  UCD37838  Elymus repens Beecher Crampton 1962-4-18 6229 Yolo Yolo County, city of Davis, Southern Pacific Railroad Station. Comment
  UCD62525  Elymus repens Beecher Crampton 1962-5-4 6401 Yolo Southern Pacific R.R. Station, Davis. Comment
  UCD62559  Elymus repens Beecher Crampton 1955-6-6 2818 Yolo Davis. Comment
  UCD62573  Elymus repens Beecher Crampton 1961-3-13 5828 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
  SEINET241288  Elymus trachycaulus Beecher Crampton 1961-6-13 T.O. 2502 Yolo UC Davis experimental area, plant intro. nursery, row BC-8. Comment
  SACT001157  Elymus triticoides 1925-6-15 Yolo no determiner/collector listed. Comment
  UCD168485  Emmenanthe penduliflora Ellen Dean 2017-3-15 9274 Yolo Audubon Bobcat Ranch, lands north of Hwy 128, just east of Monticello Dam. Bray Canyon and vicinity on the western side of ranch. Ranch burned once each year in 2014, 2015, 2016. 2017 has been a high rainfall year. East-facing slopes on west side of lower reaches of Bray Canyon. 176 Comment
  UCD57356  Epilobium brachycarpum J. Shepard 2000-4-1 97 Yolo Yolo County Grasslands Park: East of Davis, from intersection of I-80 and Mace Blvd., 3.5 mi. south on Mace Blvd. (County Road 104), thence east along unpaved entrance road. Along south side of entrance road. 12 Comment
  UCD105383  Epilobium brachycarpum P. B. Kennedy 1920-6-23 s.n. Yolo Clarksburg-Sacramento River. Comment
  UCD35450  Epilobium brachycarpum Beecher Crampton 1956-9-28 3873 Yolo 3 miles west of Davis. Comment
  UCD84312  Epilobium campestre Ayzik Solomeshch 2009-5-19 s.n. Yolo Yolo Bypass. Glide Ranch. 4 Comment
  UCD84352  Epilobium campestre Ayzik Solomeshch 2009-5-19 s.n. Yolo Yolo Bypass. Glide Ranch. 4 Comment
  CHSC79326  Epilobium canum subsp. canum Beecher Crampton 1975-11-18 9338 Yolo Ca. 6 miles west of Winters along Hwy. 128. Comment
  UCD81375  Epilobium ciliatum Ellen Dean; Drew Maraglia 2009-4-15 5431 Yolo city of Woodland. Woodland Regional Park. East side of County Road 102, just south of County Road 25. 9 Comment
  UCD34221  Epilobium cleistogamum Beecher Crampton 1978-5-8 9572 Yolo 1/4 mile south of Saxon Station. Comment
  UCR212350  Epilobium cleistogamum Ayzik Solomeshch 2003-5-30 s.n. Yolo Dept. of Fish and Game Glide Tule Ranch, about 8 miles SE of Davis 6 Comment
  UCD33983  Epilobium cleistogamum Beecher Crampton 1975-6-18 9222 Yolo Junction of County Roads 38 and 106 off the SW corner. Comment
  RSA41104B  Epilobium foliosum Robert F. Hoover 1938-4-23 3203 Yolo Grade on Rumsey - Arbuckle Road. Comment
  SEINET9294442  Epilobium pygmaeum Unknown 1958-6-27 4989 Yolo Yolo County Comment
  CHSC59632  Epipactis gigantea Gregory Sutton 1974-4-28 62 Yolo Highway128, 4 miles below Monticello Dam. 30 Comment
  UCD138942  Epipactis gigantea Patti Paige 1960-5-5 19 Yolo bank of Cache Creek, south of Boy Scout Campground, State Highway 16, 3 miles northwest of Rumsey. Comment
  RSA0037239  Equisetum Keith E. Hoffmaster 1939-4-26 s.n. Yolo Putah can. Comment
  CAS-BOT-BC57095  Equisetum X ferrissii Clarence R. Quick 1969-6-14 69 -12 Yolo Garden, Merritt Island, near junction of county roads #140 & 142, 3.5 miles south of Clarksburg Comment
  CAS-BOT-BC57096  Equisetum X ferrissii Clarence R. Quick 1969-6-4 69 -12 Yolo Garden, Merritt Island, near junction of county roads #140 & 142, 3.5 miles south of Clarksburg Comment
  POM307392  Equisetum hyemale var. affine Lyman Benson 1949-6-15 13732 Yolo Sacramento River levee, 10 miles NW of Sacramento. Sacramento River drainage area. 15 Comment
  UCSB71155  Equisetum telmateia Gankin, Roman 1962-2-20 Yolo Botany Department Greenhouse, UC Davis. Comment
  UCD65699  Eragrostis June McCaskill 1976-9-9 s. n. Yolo city of Davis, front yard of 731 A Street. Comment
  SEINET9352879  Eragrostis Unknown 1976-9-9 Yolo Davis Comment
  HSC102725  Eragrostis barrelieri J. P. Smith 2013-8-23 13774 Yolo Weed in a walnut orchard. 134 Comment
  CDA205  Eragrostis cilianensis P. B. Kennedy Yolo Grass Garden, Davis. 0 Comment
  UCD62941  Eragrostis cilianensis Beecher Crampton 1968-9-6 8339 Yolo 3 miles west of Winters, State Hwy. 128. Comment
  UCD62986  Eragrostis cilianensis Beecher Crampton 1957-9-16 4608 Yolo Along County Road 27, 6 miles northwest of Davis. Comment
  SEINET10753955  Eragrostis cilianensis B. Crampton 1953-10-15 Crampton 1985 Yolo City of Davis, University of California Agronomy Plots. Comment
  HSC11492  Eragrostis curvula William J. Ferlatte 1970-11-13 1322 Yolo 2 mi. N of Woodland on I-5 Comment
  SJSU3777  Eragrostis curvula C. W. Sharsmith 1963-6-15 7081 Yolo Sacramento Valley c. 1 mi S of Dunnigan Comment
  UCD63085  Eragrostis curvula Beecher Crampton 1963-6-11 6852 Yolo Yolo County, 1 mile south of Dunnigan along Hwy. 99W. Comment
  CDA31760  Eragrostis hypnoides C. Hardy 5 Oct [year missing] Yolo Woodland 0 Comment
  UCD37511  Eragrostis mexicana subsp. virescens Beecher Crampton 1961-3-20 5841 Yolo Yolo County, city of Davis, University of California Botany Greenhouse area. Comment
  UCD63476  Eragrostis mexicana subsp. virescens Morris Halperin 1932-8-11 s.n. Yolo Davis, nr cor G and 3rd Sts. Comment
  UCD63799  Eragrostis mexicana subsp. virescens Beecher Crampton 1953-10-16 1702 Yolo 4 miles east of city of Davis, along U.S. Highway 40. Comment
  UCD63877  Eragrostis mexicana subsp. virescens J. M. Tucker 1962-6-16 3626 Yolo south side of Greenhouse 13, 50 yards south of Horticultural Sciences building, University of California campus, Davis. Comment
  UCD81547  Eragrostis mexicana subsp. virescens W. D. Norton Date Unknown s.n. Yolo Yolo - Nurley Rn. Comment
  UCD36487  Eragrostis minor Beecher Crampton 1953-10-15 1686 Yolo Yolo County, city of Davis, University of California Agronomy Plots. Comment
  UCD63440  Eragrostis minor Collector Unknown 1941-10-1 Yolo near Davis. Comment
  UCD64536  Eragrostis pectinacea Collector Unknown 1941-11-1 Yolo Putah Creek, near Davis. Comment
  CAS-BOT-BC284079  Eragrostis pectinacea var. pectinacea unspecified 1952-6-28 4218 Yolo Davis Comment
  CHSC59847  Eragrostis pectinacea var. pectinacea J. M. Tucker 1981-7-22 Yolo In a shrubbery planting at the southeast corner of Wellman Hall, University of California, Davis campus. Comment
  HSC83364  Eragrostis pectinacea var. pectinacea J. M. Tucker 1981-7-22 Yolo U. C. Davis Campus, SE corner of Wellman Hall Comment
  UCD64464  Eragrostis pectinacea var. pectinacea J. M Tucker 1981-7-22 4460 Yolo University of California, Davis, campus, southeast corner of Wellman Hall. Comment
  UCD37754  Eragrostis pilosa Beecher Crampton 1961-10-25 6033 Yolo 1.5 miles southwest of Woodland, along County Road 98. Comment
  UCR119179  Eragrostis pilosa Beecher Crampton 1961-8-29 5971 Yolo Sacramento Valley, 1.5 miles south of Woodland, along County Road 99 15 Comment
Read comments
Jul 6 2008
  UCR246496  Eragrostis pilosa Beecher Crampton 1953-10-16 1701 Yolo Sacramento Valley, 4 mi east of city of Davis, along US Hwy 40 Comment
  SEINET10753542  Eragrostis poaeoides B. Crampton 1953-10-15 Crampton 1686 Yolo City of Davis, University of California Agronomy Plots. Comment
  SEINET242003  Eragrostis polytricha Beecher Crampton 1954-6-29 T.O. 1764 Yolo UC Davis agronomy experimental area, plant introduction nursery Comment
  SEINET11695839  Eremopyrum orientale Unknown 1965-4-30 T.O. 3259 Yolo UC Davis agronomy experimental area, plant introduction nursery Comment
  UCD151029  Erigeron bonariensis D. S. Park 2010-6-1 110 Yolo UCD Arboretum. Disturbed site/hillside near bridge. 15 Comment
  UCD159454  Erigeron canadensis D. S. Park 2010-8-5 209 -1 Yolo North Davis. Along W Covell Blvd. Roadside, disturbed. Outskirts of agricultural field. Growing in ditch. 17 Comment
  UCD159455  Erigeron canadensis D. S. Park 2010-8-5 209 -2 Yolo North Davis. Along W Covell Blvd. Roadside, disturbed. Outskirts of agricultural field. Growing in ditch. 17 Comment
  UCD34570  Eriochloa Beecher Crampton 1985-7-27 10015 Yolo Davis, G st. between 3 and 4 th streets. Comment
  UCD38519  Eriochloa Beecher Crampton 1955-8-22 3136 Yolo Agronomy experimental plots, UC Davis Campus. Comment
  CAS-BOT-BC278501  Eriochloa contracta Beecher Crampton 1955-9-6 3148 Yolo Along County Road 29, about 5 miles northwest of Davis Comment
  RSA734062  Eriochloa contracta Beecher Crampton 1960-9-21 5780 Yolo Yolo County, city of Davis, University of California Agronomy Plots. Comment
  UCD36782  Eriochloa contracta Beecher Crampton 1955-9-6 3148 Yolo 5 miles northwest of city of Davis, along County Road 29. Comment
  UCD37497  Eriochloa contracta Beecher Crampton 1960-9-21 5780 Yolo city of Davis, University of California Agronomy Plots. Comment
  UCD65727  Eriochloa contracta Beecher Crampton 1969-10-30 8529 Yolo 4 miles west of Davis at jct. of County Roads 31 and 97. Comment
  UC449880  Eriodictyon californicum W. P. Taylor 1912-6-26 Yolo Rumsey Comment
  UCD15559  Eriodictyon californicum E. D. Appenzeller 1995-5-28 s.n. Yolo Off Hwy 128, near Stebbins Cold Canyon. Comment
  UCD99905  Eriogonum dasyanthemum M. Phillips 1929-10-1 2069 Yolo Putah Canyon. Comment
  RSA97549  Eriogonum dasyanthemum Beecher Crampton 1954-9-9 2266 Yolo Valley plains, 2 miles west of Winters Comment
  CAS-BOT-BC261707  Eriogonum nudum var. oblongifolium 1920-10-29 s.n. Yolo Capay Valley Comment
  SEINET5728877 Image available Eriogonum umbellatum Mohamed Shagrun 1960-1 s.n. Yolo University farm, University of California; Davis Comment
  UC14090  Eriogonum wrightii var. trachygonum W. L. Jepson 1887-9-17 Yolo near Winters Comment
  JEPS34647  Eriophyllum lanatum var. achilleoides W. L. Jepson 1920-5-23 8958 Yolo near Hershey (Buckeye Creek, w Yolo Co.); Buckeye Creek Comment
  POM53932  Eriophyllum lanatum var. achilleoides C. F. Baker 1903-5-7 2934 Yolo Rumsey. Comment
  RSA695586  Eriophyllum lanatum var. achilleoides Keith E. Hoffmaster 1939-4-26 935 Yolo Putah Canyon. Comment
  UCD59321  Eriophyllum lanatum var. achilleoides Ellen Dean; Kate Mawdsley 2007-5-11 3745 Yolo Tuleyome Ireland Ranch. In inner coast range, northwest of the City of Winters, between Salt Creek and Enos Creek, just north of Wild Cow Mountain. Central part of ranch near western portion of loop road. 638 Comment
  UCD81010  Eriophyllum lanatum var. achilleoides Jose-Luis Rayas; with PLB 102 students 2009-4-26 2 Yolo Audubon Bobcat Ranch, lands to the north of Hwy 128 on north side of Putah Creek, downstream of Monticello Dam. Lower reaches of Bray Canyon. West side of canyon. 86 Comment
  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
  JEPS84712  Erodium botrys John W. Willoughby 1977-3-17 1954 Yolo 1.3 mi e State Hwy. 128 jct w/ Pleasants Valley Road (County Rd. 86) (n of State Highway 128, large turnout on n side of highway, apricot orchard s of highway); Vaca Mountains 48 Comment
  UCD58034  Erodium botrys Ellen Dean; K. Mawdsley 2007-4-6 3573 Yolo Tuleyome Ireland Ranch. In inner coast range, northwest of the City of Winters, between Salt Creek and Enos Creek, just north of Wild Cow Mountain. SE portion of ranch. 442 Comment
  UCD160084  Erodium brachycarpum Jessica Sanchez 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
  UCD62725  Erodium brachycarpum Alan Yip; 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. 118 Comment
  CHSC97931  Erodium cicutarium Goodwin; Bellue 1933-5-1 Yolo Yolo Co. Comment
  SFV8507  Erodium cicutarium R. T. Stahmer, Jr. 1972-4-3 14 Yolo Sacramento Valley Davis. Next to Castillian Apartments on Wake Forest Drive. 18 Comment
  UCD103152  Erodium cicutarium Cay Collette 1975-5-10 13 Yolo Knight's Landing, 50' from Sacramento River. 15 Comment
  UCD103164  Erodium cicutarium Edward J. Hall 1951-3-22 2 Yolo 1 mile east of Cannon Ball, Putah Canyon. Comment
  RSA696386  Erodium moschatum Keith E. Hoffmaster 1946-04 1067 Yolo Davis. Comment
  UCD103259  Erodium moschatum G. F. Hrusa 1996-4-10 12743 Yolo Central Valley, W side of Tule Canal, 1/2 miles N of Interstate 5 and 4 m. S of Woodland. 20 Comment
  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
  OBI36649  Eryngium castrense A. C. Sanders 1984-6-18 5063 Yolo Sacramento bypass near Bryte, just nw of Sacramento, bed of the bypass 1 mile w of the Sacramento river 5 Comment
  UCD129873  Eryngium oblanceolatum J. Shepard 1999-8-10 15 Yolo Grasslands Regional Park. East of Davis, from intersection of I-80 and Mace Blvd., 3.5 mi. south on Mace Blvd.(County Road 104), thence east 1/4 mi along unpaved entrance road. 12 Comment
  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
  UCD136713  Eryngium oblanceolatum Robbins; Norton Date Unknown 826 Yolo West of Davis. Comment
  UCD35566  Erysimum asperum Beecher Crampton 1958-4-21 4713 Yolo 2.7 miles NW of Rumsey. Along State Hwy 16 above Cache Creek. Comment
  UCD56753  Eschscholzia caespitosa Ellen Dean; M. Bibbo 2007-3-23 3445 Yolo Tuleyome Ireland Ranch. In inner coast range northwest of the City of Winters between Salt Creek and Enos Creek, just north of Wild Cow Mountain. Western/Central portion of ranch near unimproved access loop road. 624 Comment
  UCD94057  Eschscholzia caespitosa Shannon M. Still 2006-3-23 64 Yolo California. Yolo County: Bear Valley on north side of CA-16 in turnout. 184 Comment
  SEINET3828371  Eschscholzia californica George K. Helmcamp, E. A. Helmkamp 2012-1 18787 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
  RSA785385  Eschscholzia californica Lois Weston 1942-4-7 1159 Yolo University campus, Davis. Comment
  UCD15552  Eschscholzia californica Lara Hawthorne 1989-6-3 19 Yolo UC Davis, Experimental Gardens. 15 Comment
  CAS-BOT-BC419482  Eschscholzia lobbii Beecher Crampton 1978-3-16 9549 Yolo 2 miles west of Winters Comment
  UCD95362  Eschscholzia lobbii Beecher Crampton 1978-3-16 9549 Yolo 2 miles west of Winters. Comment
  UCD94128  Eschscholzia palmeri Shannon M. Still 2007-8-1 182 Yolo California. Yolo County: UC Davis campus. Comment
  UCD151231  Eucalyptus polyanthemos Ellen Dean; Whitney Krupp 2015-2-9 8585 Yolo University of California at Davis campus. Vicinity of the soccer field north of Kleiber Hall Drive, near large parking lot. Near NE corner of the soccer just SE of bicycle circle, adjacent to new BOG plantings and the Mann Laboratory. 15 Comment
  UCD18412  Euonymus kiautschovica Collector unknown 1985-8-7 Yolo city of Davis, UC Davis campus, Mrak Hall. Comment
  UCD142616  Euphorbia maculata J. Stahl 1928-7-1 1415 Yolo University Farm. Front of Hort. Bldg. Comment
  UCD142403  Euphorbia marginata Beecher Crampton 1977-11-16 s.n. Yolo Davis. Comment
  CDA29467  Euphorbia oblongata Robin Breckenridge 2009-5-26 s.n. Yolo In the vicinity of Madison and Winters. Along CR 89, between CR 25 and CR 20. 0 Comment
  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
  SEINET12515071 Image available Euphorbia peplus S. T. Senewiratne 1955-4-2 28 Yolo Davis Comment
  UCD142471  Euphorbia peplus T. Tomich 1949-5-24 52 Yolo Davis. Comment
  UCR55550  Euphorbia serpens D. L. Koutnik 1988-8-20 s.n. Yolo Sacramento Valley, city of Davis, Hanover Drive behind Lucky's Market, east of Anderson Road 23 Comment
  UCD142824  Euphorbia serpillifolia M. Phillips 1929-10-1 2073 Yolo Putah Canyon. Comment
  UCD161052  Euphorbia serpillifolia Craig Thomsen 2006-6-30 2614 Yolo Camp Haswell. West side of Cache Creek. 144 Comment
  UCD38287  Euphorbia serpillifolia B. Crampton 1952-10-28 891 Yolo 5 miles west of Winters. Along Putah Creek. Comment
  SEINET10739595  Euphorbia spathulata Ethel K. Crum 1938-5-7 Crum 1983 Yolo Cache Creek canyon, Inner North Coast Range, four miles north of Rumsey. 152 Comment
  CDA5283  Euthamia occidentalis P. Arnaud 1952-9-18 Yolo West Sacramento. 0 Comment
  UCD36459  Euthamia occidentalis Beecher Crampton 1953-9-30 1631 Yolo Knights Landing, Sycamore Slough. Comment
  UCD41007  Festuca bromoides Carol W. Witham 2003-4-11 937 Yolo DFG Tule Ranch vernal pools. Approximately 8 miles southeast of Davis. Southeast of the junctions of County Roads 38 and 105. 4 Comment
  SEINET242022 Image available Festuca mairei Beecher Crampton 1959-5-31 T.O. 2443 Yolo CULTIVATED; UC Davis agronomy experimental area, plant introduction nursery, row G-44 Comment
  UCR118986  Festuca microstachys Beecher Crampton 1954-4-15 1775 Yolo Sacramento Valley, 2 miles west of city of Winters. 46 Comment
  UCR212295  Festuca myuros var. hirsuta Ellen Dean, Susan Xhang, Christa Lindsey, Chris Mosser 2008-5-3 4894 A Yolo Audubon Bobcat Ranch, lands to the north of Hwy 128 on north side of Putah Creek, downstream of Montecello Dam; west side of Bray Canyon 101 Comment
  UCD147295  Festuca perennis Carol W. Witham 2003-4-11 945 Yolo DFG Tule Ranch vernal pools. Approximately 8 miles southeast of Davis. Southeast of the junctions of County Roads 38 and 105. 4 Comment
  UCD66294  Festuca rubra Beecher Crampton 1979-3-11 Yolo Davis. Comment
  UCD161192  Ficus carica Jean Shepard 2013-6-14 874 Yolo City of Davis. Myrtle Pl. Comment
  UCD39880  Ficus pumila Beecher Crampton 1973-10-19 s.n. Yolo UC Davis campus; main library. Comment
  UCD127497  Foeniculum vulgare A. S. Crafts 1926-7-8 457 Yolo University Farm Campus, Davis. Comment
  UCD41116  Frangula californica K. Arhangelsky 2002-5-9 212 Yolo Eastern foothills of inner north coast range, Capay Valley. North of Guinda, Rd 43 off Hwy 16; Fullbelly Farm. Comment
  UCD120210  Frankenia salina Ellen Dean 2012-4-19 7324 Yolo Along C.R. 103 near Conaway Ranch, east side of road. About 1 mile south of C.R. 25. Remnant alkali plain vegetation in weedy roadside. 10 Comment
  UCD35419  Frankenia salina Beecher Crampton 1956-7-13 3711 Yolo Yolo bypass. Comment
  UCD72418  Frankenia salina Ellen Dean; Kate Mawdsley 2008-4-16 4823 Yolo Woodland Regional Park, SE side of Woodland, just south of the intersection of County Roads 102 and 25, Aeromodelers field, just east of road 102. Comment
  UCD99601  Frankenia salina H. Popenoe 1949-5-26 26 Yolo banks of Pole Road canal 3 miles northeast of Davis. Comment
  UCD122026  Fraxinus dipetala Collector unknown 1932-3-26 s.n. Yolo Putah. Comment
  UCD73093  Fraxinus dipetala Ellen Dean; Plant Biology 102 students 2008-4-6 4716 Yolo Audubon Bobcat Ranch, lands to the north of Hwy 128 on north side of Putah Creek, downstream of Monticello Dam. Bray Canyon, west side of creek near old road cut that ascends slope. 82 Comment
  CDA9373  Fraxinus latifolia G. F. Hrusa, J. Wheeler 2011-8-19 18444 Yolo Sacramento River Delta; Elk Slough, west side Sacramento River, across from Courtland. 10 Comment
  UCD122051  Fraxinus latifolia Cay Collette 1975-5-31 23 Yolo Knight's Landing, 15' from Sacramento River. 15 Comment
  UCD164523  Fraxinus latifolia Craig D. Thomsen 2009-5-15 2914 Yolo Camp Haswell County Park, along secondary drainage south of parking lot. 129 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
  UCD170741  Fumaria capreolata Jean Shepard 2018-3-12 s.n. Yolo City of Davis. Yard 1800 block Myrtle Place. 15 Comment
  UCD103564  Fumaria officinalis Eva Bayon 2011-4-18 s.n. Yolo UC Davis campus. UC Davis Botanical Conservatory. 15 Comment
  CAS-BOT-BC422473  Fumaria parviflora Hardy 1935-4-22 s.n. Yolo Near Woodland Comment
  UCD95135  Fumaria parviflora C. Hardy 1935-4-22 s.n. Yolo near Woodland. Comment
  CAS-BOT-BC124037  Galium ambiguum Townsend Stith Brandegee 1892-9-20 s.n. Yolo West end of Yolo Causeway, between Sacramento and Davis, 6 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
  UCD121624  Galium aparine Rolf Y. Berg 1964-3-14 8009 Yolo State Highway 16, ca. 2.5 miles northwest of Rumsey. Comment
  UCD164873  Galium aparine Henry House 1995-5-23 1995- 16 Yolo Davis. 15 Comment
  UCD62850  Galium aparine Elaine Chow; Plant Biology 102 students 2008-4-6 7 Yolo Yolo County; Audubon Bobcat Ranch, lands to the north of Hwy 128 on north side of Putah Creek downstream of Monticello Dam. Bray Canyon. 109 Comment
  CDA16698  Galium aparine G. F. Hrusa 1998-3-21 14157 Yolo North Coast Biodiversity Arena; Hwy 16 along Cache Creek at the rafting put-in nr. Lake County line. Comment
  SEINET5739094 Image available Galium aparine James K. McGrath 1963-1 26 Yolo Growing in shaded ravines of steep hillsides; southern exposure; State Hwy 128 below Recreation Beach.; Recreation Beach Comment
  UCD121703  Galium aparine G. F. Hrusa 1998-3-21 14157 Yolo Hwy 16 along Cache Creek at the rafting put-in. Nr. Lake County line. North Coast Biodiversity Arena. 225 Comment
  JEPS52926  Galium californicum subsp. flaccidum G. L. Stebbins Jr. 1965-10-28 Yolo Davis Comment
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Jan 17 2007
  UCD73602  Galium murale Ellen Dean; Elizabeth Goebel 2008-4-7 4732 a Yolo Audubon Bobcat Ranch, northwest of the city of Winters. Maxwell Flat in the northeastern part of the ranch that is accessed by a private road at the end of Moody Slough Road. 70 Comment
  UCD21568  Galium murale Marcel Rejmanek 2003-6-5 s.n. Yolo UC Davis campus outside Storer Hall. Comment
Read comments
Aug 21 2007
  UCD33513  Galium murale Beecher Crampton 1969-5-2 8401 Yolo Yolo County, Davis, Central Park. Comment
  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
  UCR198146  Galium porrigens Ellen Dean, Mark Bibbo 2007-3-23 3408 Yolo Inner Coast Range, Tuleyome Ireland Ranch, northwest of the city of Winters between Salt Creek and Enos Creek, just north of Wild Cow Mountain, southwest portion of ranch 649 Comment
  UCD160177  Galium porrigens var. porrigens Leonardo Tuchman 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. 131 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
  RSA590137  Galium porrigens var. tenue Michael A. Vincent, Robert Rhode 1996-3-30 7266 Yolo Cache Creek Canyon Regional Park, Lower Site, along St. Hwy. 16 , ca. 2 miles S of Colusa Co. Line. Comment
  UCD20551  Garrya elliptica Pat Sullivan 1981-1-30 HN 6 Yolo Davis, UC Davis. Comment
  UCD164656  Geranium bicknellii Henry House 1995-5-27 1995- 27 Yolo Approximately 5.5 km north of the latitude of Winters, about 1.25 km west of Road 89, on the high side of the Winters Canal. Comment
  RSA696388  Geranium dissectum Keith E. Hoffmaster 1939-4-6 909 Yolo Putah Canyon. Comment
  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
  UCR198125  Geranium dissectum S. Olmsted, M. Atamian, R. Brush, M. Furuyama, C. Owens 2000-4-29 02 Yolo UC McLaughlin Reserve, 1 mi north of Knoxville as the crow flies, 300 m east of an old dirt road tht intersects the Yolo/Napa Co line 640 Comment
  UCR235429  Geranium dissectum George K. Helmkamp, E. A. Helmkamp 2012-4-17 18776 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
  CDA23033  Geranium molle D. G. Kelch 2008-2-29 08 .016-B Yolo Winters. USDA Germplasm Center. Comment
  UCD117959  Gilia tricolor R. H. Miller 1949-3-27 7 Yolo North hillside at east entrance to Putah Canyon. Comment
  UCD20796  Gilia tricolor N. Nicola; C. Kremen 2001-3-16 012 Yolo Eastern foothills of inner north coast range, Capay Valley, 0.9 miles as the crow flies N. of Rumsey; Lowrey Ranch. Comment
  CDA40021  Gilia tricolor T. C. Fuller 1962-3-27 7891 Yolo Putah Creek Canyon, road to Monticello Dam, 4 miles west of Winters. 0 Comment
  UCD39506  Gilia tricolor Beecher Crampton 1982-3-8 9816 Yolo California. Yolo County, 5 miles west of Winters. Comment
  UCD124910  Glechoma hederacea W. R. Russell 1949-4-22 s.n. Yolo Davis. Comment
  UCD105753  Gleditsia triacanthos A. Godlewski 1973-8-3 s.n. Yolo S. side Library, University of California, Davis. Department of Environmental Horticulture. Comment
  UCD33864  Glycyrrhiza lepidota Beecher Crampton 1974-6-18 9055 Yolo Yolo County, ca. 6 miles west of Winters. Comment
  SEINET952159  Glycyrrhiza lepidota var. glutinosa M. F. Wojciechowski 1997-1 714 Yolo Roadside along Frontage Rd. about 4 mi E of Davis, Just north of Interstate-80 15 Comment
  SEINET952189  Glycyrrhiza lepidota var. glutinosa P. B. Kennedy 1920-1 Yolo Hoeland Land co. Clarlssburg- Sacramento River Comment
  RSA695588  Gnaphalium palustre Keith E. Hoffmaster 1946-4-13 1046 Yolo Putah Canyon Comment
  UCD59381  Gnaphalium palustre Ellen Dean; Kate Mawdsley 2007-6-8 3856 Yolo Tuleyome Ireland Ranch, Inner Coast Ranges, northwest of the city of Winters, between Salt Creek and Enos Creek, just N of Wild Cow Mtn. Central part of ranch below main loop road. Near dried stock pond and the small drainage that feeds it. 584 Comment
  UCD73133  Gnaphalium palustre Ayzik Solomeshch 2003-5-30 s. n. Yolo Department of Fish and Game Glide Tule Ranch, about 8 mi. southeast of Davis. 6 Comment
  UCD132496  Grindelia camporum J. D. Skoss 1948-5-30 s.n. Yolo 5 miles west of Davis on road to Winters. Comment
  UCD168851  Grindelia camporum K. Esau 1935-5-8 s.n. Yolo Putah Canyon. (Maybe Solano County; Putah creek runs along the boarder of Solano and Yolo Counties. Exact location unknown. Coordinates estimated by label maker.) Comment
  UCD59379  Grindelia camporum Ellen Dean; Kate Mawdsley 2007-6-8 3854 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, along main loop road. 616 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
  UCD41052  Grindelia camporum var. camporum Carol W. Witham 2003-8-8 983 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-BC314673  Grindelia hirsutula John Thomas Howell 1964-5-10 40698 Yolo Along railroad near Winters 39 Comment
  CAS-BOT-BC314678  Grindelia hirsutula A. A. Heller; H. E. Brown 1902-5-21 5578 Yolo Near Madison Comment
  SEINET3139961  Grindelia hirsutula M. P. Dunford 1959-9-11 529 Yolo 1/2 mi W of W end of Yolo Causeway Comment
  UC1606661  Grindelia hirsutula Max P. Dunford 1959-9-11 529 Yolo 0.5 mi w of w end Yolo Causeway (borrow pit between highway and S.P.R.R.) Comment
  UCD55499  Guillenia lasiophylla J. Shepard 2000-3-24 91 Yolo Yolo County Grasslands Park: East of Davis, from intersection of I-80 and Mace Blvd., 3.5 mi. south on Mace Blvd. (County Road 104), thence east .1 mi. along unpaved entrance road, then north of residence west of archery targets. 12 Comment
  SBBG115414  Hainardia cylindrica B. Crampton 1953-5-5 1208 Yolo ca. 2.5 mi NE of city of Davis, along Rd 102 Comment
  UCD81056  Hainardia cylindrica Ellen Dean; G. Harrington, T. Starbuck 2009-5-13 5592 Yolo city of Woodland. Woodland Regional Park. East side of County Road 102, just south of County Road 25. Old rodeo area with bare areas where buildings used to be. 9 Comment
  UCD22762  Hebe salicifolia Collector unknown 1988-2-8 s.n. Yolo Environmental Horticulture building. Comment
  UC709724  Helianthus annuus Chas. Heiser Jr. 1946-9-18 1866 Yolo w of Davis; Putah Creek Comment
  CAS-BOT-BC305491  Helianthus annuus T. C. Fuller 1965-7-23 13851 Yolo At base of n. levee for 0.1 mi. in Sacramento Bypass, 0.1 mi. w. of weir, 1 mi. n.w. of Bryte Comment
  CDA6195  Helianthus annuus T. C. Fuller 1958-7-18 889 -58 Yolo Railroad, Woodland. 0 Comment
  UCD132793  Helianthus annuus Beecher Crampton 1973-10-16 9027 Yolo Winters, 1 mile west of Orchard area. Comment
  UCD132894  Helianthus bolanderi A. S. Crafts 1926-7-8 434 Yolo University Farm Campus, Davis. Comment
  UCD132897  Helianthus bolanderi A. S. Crafts 1926-7-8 472 Yolo University Farm Campus, Davis. Comment
  UCD132018  Helianthus bolanderi Beecher Crampton 1953-9-30 1626 Yolo 1 mile north of city of Davis, along railroad. Comment
  UCD36458  Helianthus bolanderi Beecher Crampton 1953-9-30 1626 Yolo 1 mile north of city of Davis, along railroad. Comment
  UCD20899  Heliotropium curassavicum var. oculatum N. Nicola 2001-5-17 127 Yolo Eastern foothills of inner north coast range, Capay Valley, 0.9 miles as the crow flies N. of Rumsey; Lowrey Ranch. Comment
  UC1313039  Heliotropium europaeum W. R. Russell 1965-6-21 Yolo ca. 2 mi. n. Davis (garden at Russell residence, Sharon Ave., Binning subdivision, w. end of Yolo causeway) Comment
  UCD119455  Heliotropium europaeum Barbara Ertter 1988-10-21 7983 Yolo Cache Creek at Rd 89 crossing just W of I-505, E of gravel pits 1.5 mi N of Madison, ca 10 airmiles W of Woodland, Sacramento Valley. 36 Comment
  UCD132027  Helminthotheca echioides Beecher Crampton 1957-10-25 4637 Yolo West Sacramento, along the US Hwy. 40 freeway. 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-BC309971  Hemizonia congesta subsp. luzulifolia Roxana Stinchfield 1919-6-26 367 Yolo Above Buckeye Cr., D'Oyly sheep ranch Comment
  JEPS41110  Hemizonia congesta subsp. luzulifolia Rimo Bacigalupi with L. R. Heckard and C. L. Custer 1965-10-4 9119 Yolo 1.8 mi ene (measured from US 99W) Woodland (fields adjacent to air strip (landing field) and sewage disposal (treatment) plant) 10 Comment
  UCD20592  Hemizonia congesta subsp. luzulifolia E. Dean; with M. Bibbo 2002-7-5 1135 Yolo Just E of McLaughlin UC Reserve. N side of Davis Creek Resevoir. 457 Comment
  UCD21308  Hemizonia congesta subsp. luzulifolia J. Shepard 2000-5-18 250 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. Field on south side. 12 Comment
  UCD21341  Hemizonia fitchii J. Shepard 2000-8-26 336 Yolo Yolo County Grasslands Park: East of Davis, from intersection of I-80 and Mace Blvd., 3.5 mi. south on Mace Blvd. (County Road 104), thence east along unpaved entrance road. On the south side between road and parking lot. 12 Comment
  POM56195  Hemizonia pungens subsp. pungens A. A. Heller, H. E. Brown 1902-4-30 5433 Yolo Near Black's. Comment
  UCD144282  Hesperevax caulescens Carol W. Witham 2003-4-7 886 Yolo DFG Tule Ranch vernal pools. Approximately 8 miles southeast of Davis. Southeast of the junctions of County Roads 38 and 105. 4 Comment
  SEINET8119139 Image available Hesperocyparis arizonica J. M. Tucker 1951-1 2020 Yolo just south of Library and Administration Building, University of California, Davis Comment
  JEPS122881  Hesperolinon micranthum Adam C. Schneider with Will Freyman and Yuri P. Springer 2014-5-19 628 Yolo Along top of slope west of fire road at top of Rayhouse Rd east of Davis Reservoir 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
  UCD96934  Heteromeles arbutifolia Ellen Dean; C. Loughran, A. Fuller 2011-5-8 7000 Yolo Yolo County. Audubon Bobcat Ranch. Lands to the north of Hwy 128, just E of Monticello Dam. Bray Canyon. Lower reaches of canyon on west side of Bray Creek. Comment
  UCR206543  Heteromeles arbutifolia George K. Helmkamp, E. A. Helmkamp 2009-3-17 14406 Yolo Inner North Coast Ranges Foothills, along CA-20 and Cache Creek, 4.3 miles southeast of the Colusa County line 159 Comment
  CAS-BOT-BC311036  Heterotheca oregona var. compacta Beecher Crampton 1986-9-10 10075 Yolo 2 miles north of Esparto, Cache Creek Comment
  UCD133013  Heterotheca oregona var. scaberrima K. Esau; E. H. Hyde 1935-8-23 s.n. Yolo Putah Canyon. 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
  UCD20596  Hoita macrostachya E. Dean; with M. Bibbo 2002-7-5 1139 Yolo McLaughlin UC Reserve. 0.6 road miles S of Rayhouse Road reserve gate, along road to Soda Springs. 487 Comment
  UCD84852  Holcus lanatus A. S. Crafts 1926-7-8 474 Yolo University Farm Campus, Davis. Comment
  CAS-BOT-BC320311  Holocarpha virgata Roxana Stinchfield 1916-6-26 347 Yolo D'Oyly Sheep ranch Comment
  UCD41019  Hordeum brachyantherum Carol W. Witham 2003-4-11 949 Yolo DFG Tule Ranch vernal pools. Approximately 8 miles southeast of Davis. Southeast of the junctions of County Roads 38 and 105. 4 Comment
  UCD85575  Hordeum brachyantherum subsp. californicum Collector Unknown 1925-5-11 2082 Yolo Davis. Comment
  UCD21388  Hordeum depressum J. Shepard 2001-4-13 432 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, located west of south (large) vernal pool just west of Department of Defense fence. 12 Comment
  UCD21418  Hordeum depressum J. Shepard 2002-4-21 509 Yolo Yolo County Grasslands Park: East of Davis, from intersection of I-80 and Mace Blvd., 3.5 mi. south on Mace Blvd. (County Road 104), thence east along unpaved entrance road to Department of Defense fence. South to first large vernal pool - just north of pool. 12 Comment
  UCD36515  Hordeum depressum Beecher Crampton 1954-4-1 1749 Yolo 2 miles north of city of Davis. Comment
  UCD37536  Hordeum depressum Beecher Crampton 1955-3-21 2332 Yolo 2.5 miles northeast of city of Davis, along Road 102. Comment
  UCD37596  Hordeum depressum Beecher Crampton 1955-4-14 2497 Yolo 1 mile south of Dunnigan, along U.S. Highway 99W. Comment
  UCD85607  Hordeum depressum Beecher Crampton 1956-4-9 3241 Yolo Winters. Comment
  UCD85610  Hordeum depressum Beecher Crampton 1962-5-1 6358 Yolo Saxon Station, northern R.R. 7 miles southeast of Davis (in direct line.) Comment
  UCR152107  Hordeum depressum Beecher Crampton 1955-3-21 2332 Yolo 2.5 mi NE of city of Davis, along Road 102 Comment
  UCD85745  Hordeum jubatum K. Esau 1937-5-12 s.n. Yolo Putah Canyon. Comment
  SEINET10611058  Hordeum marinum subsp. gussoneanum A. Arthur Heller 1902-4-30 Heller 5422 Yolo Black's. Comment
  UCD73581  Hordeum murinum Ellen Dean; Elizabeth Goebel 2008-4-7 4724 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
  UCD86453  Hordeum murinum W. R. Russell 1947-4-12 86 Yolo UC Davis. Roadside Comment
  UCD80905  Hordeum murinum subsp. glaucum Ellen Dean; F. Singh, L. Raber, C. Kraintz, R. Ghaffarzadeh 2009-4-1 5309 Yolo Woodland. Mavis Henson field property on the east side of County Road 102, just south of County Road 25. Property owned by city of Woodland. 9 Comment
  UCD147294  Hordeum murinum subsp. leporinum Carol W. Witham 2003-4-11 942 Yolo DFG Tule Ranch vernal pools. Approximately 8 miles southeast of Davis. Southeast of the junctions of County Roads 38 and 105. 4 Comment
  UCD21202  Hordeum murinum subsp. leporinum J. Shepard 2000-2-28 58 Yolo Yolo County Grasslands Park: East of Davis, from intersection of I-80 and Mace Blvd., 3.5 mi. south on Mace Blvd. (County Road 104), thence east along unpaved entrance road. North of parking lot, near barn. At south end of archery range. 12 Comment
  UCD86127  Hordeum murinum subsp. leporinum Cay Collette 1975-4-12 4 Yolo Knight's Landing. Along levee. Approx. 100' from Sacrameto River. 15 Comment
  UCD86472  Hordeum murinum subsp. leporinum R. Tofsrud 1942-5-1 165 Yolo Davis. Putah Creek. Comment
  UCD94129  Hunnemannia hintoniorum Shannon M. Still 2007-8-1 185 Yolo California. Yolo County: UC Davis campus. Comment
  UCD110321  Hypericum patulum R. Koch 1996-6-5 22 Yolo city of Davis. Along roadside on Russell Blvd. in North Davis. 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
  SEINET10743179  Ipomoea batatas Stephanie Frischie 2000-9-27 Frischie 76 Yolo Safeway Store #1205, 1431 West Covell, Davis, CA 95616. Comment
  UCD126557  Ipomoea hederifolia W. W. Mackie 1924-9-6 s.n. Yolo University Farm, Davis. Comment
  RSA398416  Ipomoea purpurea Glenn A. Gorelick 1966-6-1 s.n. Yolo 4181/2 2nd St., Davis Comment
  UCD67999  Iris macrosiphon S. M. Smukler 1995-5-5 7 Yolo Quail Ridge Preserve, 1/4 mile from the University Cabin. In a riparian plant association, next to trail in canyon, in a moist area. Erect herbaceous perennial. 100 Comment
  SBBG115832  Iva axillaris B. Crampton 1959-5-11 5206 Yolo ca. 7 mi W of Winters, Vaca Mts, margin of floodplain of Putah Crk Comment
  UCD22766  Jasminum mesnyi Collector unknown 1988-2-8 s.n. Yolo Collected at Mrak quad. Comment
  SEINET10911495  Juglans Stephanie Frischie 2000-10-14 Frischie 150 Yolo Davis Farmers' Market, Davis, CA. Comment
  SFV8460  Juglans californica var. hindsii R. B. Lopopolo 1967-5-12 41 Yolo North bank of Putah Creek, next to the Putah Creek Recreation Lodge. 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
  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
  UCD143937  Juglans hindsii Ellen Dean; T. Starbuck 2013-10-5 8002 Yolo North side of Putah Creek, west of the Yolo Bypass at Los Rios Farms. Northeast of the intersection of County Roads 35 and 106. Along dirt road in Los Rios Farms bordering Department of Fish and Wildlife lands. 4 Comment
  UCD143939  Juglans hindsii Ellen Dean; T. Starbuck 2013-10-5 8002 Yolo North side of Putah Creek, west of the Yolo Bypass at Los Rios Farms. Northeast of the intersection of County Roads 35 and 106. Along dirt road in Los Rios Farms bordering Department of Fish and Wildlife lands. 4 Comment
  UCD33884  Juglans hindsii Beecher Crampton 1974-8-23 9087 Yolo Yolo County, ca. 6 miles west of Winters (by road) along Putah Creek, public access area. Comment
  UCD18222  Juglans regia Mike Payne 2001-5-22 s.n. Yolo City of Davis, NE corner of Temple Dr. and Cork Pl. Comment
  UCD164508  Juncus balticus subsp. ater Craig Thomsen 2006-6-30 2627 Yolo Camp Haswell. West side of Cache Creek. 144 Comment
  UCD141407  Juncus bufonius M. Wiesendanger 1927-4-29 602 Yolo Davis. Comment
  UCD147179  Juncus bufonius Carol W. Witham 2003-4-9 910 Yolo DFG Tule Ranch vernal pools. Approximately 8 miles southeast of Davis. Southeast of the junctions of County Roads 38 and 105. 4 Comment
  SEINET6333695  Juncus bufonius B. Crampton 1996-4-22 10336 Yolo 3.5 miles S.E. of Woodland, along Mavis-Henson (Field) road, just east of its jct. with county road 102 and just south of road 25.; 0 Comment
  UC142116  Juncus oxymeris A. A. Heller 1902-5-21 5574 Yolo near Madison Comment
  SEINET6174904  Juncus oxymeris A. A. Heller 1902-5-21 5574 Yolo Near Madison Comment
  UCD20745  Juncus patens E. Dean; with M. Bibbo 2002-7-5 1150 Yolo McLaughlin UC Reserve. Clover Valley, W of main road that goes N-S through the valley, alongside of dried drainage, S of stock pond. 457 Comment
  UCD59376  Juncus patens Ellen Dean; Kate Mawdsley 2007-6-8 3851 Yolo Tuleyome Ireland Ranch, Inner Coast Ranges, northwest of the city of Winters, between Salt Creek and Enos Creek, just N of Wild Cow Mtn. Central part of ranch, just W of main loop road. 609 Comment
  UCD40991  Juncus uncialis Carol W. Witham 2003-4-11 921 Yolo DFG Tule Ranch vernal pools. Approximately 8 miles southeast of Davis. Southeast of the junctions of County Roads 38 and 105. 4 Comment
  UCD59395  Juncus xiphioides Ellen Dean; Kate Mawdsley 2007-6-8 3868 Yolo Tuleyome Ireland Ranch, Inner Coast Ranges, northwest of the city of Winters, between Salt Creek and Enos Creek, just N of Wild Cow Mtn. Southeastern quadrant of ranch Crooker Springs, and drainage leading upsream from it. 337 Comment
  UCD20532  Juniperus oxycedrus Andrew T. Leiser 1984-3-18 s.n. Yolo Yolo County, Clarksburg, Clarksburg Community Church. Comment
  CAS-BOT-BC236789  Keckiella breviflora H. E. McMinn 1922-8-2 362 Yolo Putah Canyon Comment
  UCD70203  Keckiella breviflora var. glabrisepala 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
  UC1745988  Keckiella corymbosa Annetta M. Carter and Louise Kellogg 1953-6-20 3238 Yolo Cache Creek, 4 mi. N of Rumsey. Comment
  UC1585953  Kickxia elatine Barbara Ertter 1988-10-21 7984 Yolo 1.5 mi n Madison (Cache Creek at Road 89 crossing, just w of I-505, e of gravel pits, ca 10 air mi w of Woodland); Sacramento Valley, Cache Creek 36 Comment
  UCD123847  Kickxia elatine Roy Y. Berg 1964-6-29 8183 Yolo University of California at Davis, Arboretum, along Putah Creek in Redwood Area. Comment
  UCD123849  Kickxia elatine A. S. Crafts 1926-7-8 485 Yolo University Farm Campus, Davis. Comment
  UCD144332  Kickxia elatine G. F. Hrusa 1998-8-15 14766 b Yolo Tule Canal, 1/4 N of Highway 16. Comment
  UCD123851  Kickxia elatine B. Crampton 1955-3-21 s.n. Yolo UC Davis Campus, south edge of the Campbell Tract. Comment
  UCD123883  Kickxia elatine P. B. Kennedy 1917-9-14 s.n. Yolo Plats, Davis. Comment
  CDA33735  Kickxia spuria D. G. Kelch 2010-6-3 10 .245 Yolo 1 km E of Mace Blvd exit between Hwy I-80 and RR tracks. Comment
  UCD133522  Lactuca saligna R. N. Raynor 1937-9-11 s.n. Yolo Truck Crops field, University Farm, Davis. Comment
  UCD159422  Lactuca serriola D. S. Park 2010-7-14 181 Yolo UC Davis campus, east of Science Lecture Bldg. 10 Comment
  UCD38758  Lactuca serriola Beecher Crampton 1957-10-25 4640 Yolo West Sacramento, along the US Hwy. 40 freeway. Comment
  CDA16256  Lactuca serriola G. F. Hrusa 1997-10-13 14124 Yolo Sacramento Valley; Riparian zone of Sacramento R. immediately S of I-5 ~ 5 mi E of Woodland (near tule canal). 0 Comment
  UCD133536  Lactuca serriola Beecher Crampton 1961-8-1 s.n. Yolo UC Davis campus. Comment
  UCD18425  Lactuca serriola Gabor Bethlenfalvay 1973-4-23 9 Yolo city of Davis, Russell Blvd. and La Rue Rd. 15 Comment
  UC917195  Lamium amplexicaule R. H. Miller 1949-3-27 4 Yolo Winters; beside road to Putah Canyon, w of main intersection Comment
  UCD41119  Lamium amplexicaule N. Nicola 2002-3-13 139 Yolo Eastern foothills of inner north coast range, Capay Valley. North of Guinda off Hwy 16; Fullbelly Farm. Comment
  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
  UC1543149  Lasthenia californica subsp. californica Charlotte G. Nast 1936-3-29 88 Yolo Woodland highway n Davis Comment
  RSA10424  Lasthenia fremontii C. B. Wolf 1928-5-8 2144 Yolo Sacramento Valley; 12 miles north of Dixon. Comment
  UC657693  Lasthenia fremontii M. Wiesendanger 1927-4-29 590 Yolo Grain Field Davis Comment
  UCD72407  Lasthenia fremontii Ellen Dean; Kate Mawdsley 2008-4-16 4812 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
  UCR118990  Lasthenia fremontii Beecher Crampton 1975-4-18 9160 Yolo Sacramento Valley, 3 miles southeast of Woodland. 15 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
  RSA176724  Lasthenia fremontii D. E. Breedlove 1963-4-20 4626 Yolo 6 miles S of Winters. Comment
  UCD133706  Lasthenia fremontii Ethel H. Hyde 1940-4-8 s.n. Yolo north of Davis. Comment
  UCD133708  Lasthenia fremontii P. B. Kennedy 1915-4-20 s.n. Yolo Davis. Comment
  UCD35473  Lasthenia fremontii Beecher Crampton 1957-4-23 3948 Yolo Yolo County; 3 miles northeast of Davis. Comment
  UCD133768  Lasthenia glabrata Malcolm A. Nobs; S. Galen Smith 1951-4-2 1915 Yolo along Highway #40, between Yolo Causeway and Davis. Comment
  UCD33626  Lasthenia glabrata Beecher Crampton 1971-4-26 8677 Yolo 6 miles S.E. of Davis (in direct line), 1/2 mile south of Saxon Station. Comment
  CAS-BOT-BC352793  Lasthenia glabrata subsp. glabrata David D. Keck 1946-4-27 5535 Yolo West end of Yolo Causeway, between Sacramento and Davis 6 Comment
  UC90038  Lasthenia glabrata subsp. glabrata J. W. Blankinship 1893-5-6 Yolo Woodlands 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
  SD70388  Lasthenia platycarpha Robert Ornduff 1958-4-19 4900 Yolo 3.0 miles north of Davis on road to Woodland. Comment
  CHSC116586  Lathyrus jepsonii var. californicus B. Castro; Tom Boullion 2010-5-25 1818 Yolo Sacramento Valley. Ca 6 air mi NW of Knight's Landing, ca 300 ft E of Hwy 45 opposite the 'Rough and Ready' powerhouse, on upper terrace within levee, overlooking a riprap-lined bend in the Sacramento River (River-mile 99.5). 5 Comment
  UC1228145  Lathyrus jepsonii var. californicus Beecher Crampton 1960-5-9 5510 Yolo 1 mi n Saxon Station Comment
  UCD106250  Lathyrus jepsonii var. californicus Beecher Crampton 1986-9-8 10070 Yolo Yolo County, Sacramento River, 3.5 miles north of Elkhorn, sandy flat. Comment
  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
  UCD58065  Lathyrus vestitus var. vestitus Ellen Dean; K. Mawdsley 2007-4-6 3605 Yolo Tuleyome Ireland Ranch. In inner coast range, northwest of the City of Winters, between Salt Creek and Enos Creek, just north of Wild Cow Mountain. SE portion of ranch. 531 Comment
  CHSC83161  Laurus nobilis Pat Sullivan 1982-2-4 HN 074 Yolo Davis. University of California campus. Environmental Horticulture. Comment
  UCD20476  Laurus nobilis Pat Sullivan 1982-2-4 HN 074 Yolo California, Yolo County: Davis. University of California campus. Environmental Horticulture. Comment
  UCD41118  Lavandula K. Arhangelsky 2002-5-28 223 Yolo Eastern foothills of inner north coast range, Capay Valley. North of Guinda, Rd 43 off Hwy 16; Fullbelly Farm. Comment
  CAS-BOT-BC323862  Layia chrysanthemoides W. D. Hamilton 1946-4-19 s.n. Yolo 3 miles N of Davis. Comment
  UCR225269  Layia chrysanthemoides Ayzik Solomeshch 2009-4-18 s.n. Yolo Yolo Bypass, Glide Ranch 4 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
  POM53348  Layia fremontii A. A. Heller, H. E. Brown 1902-4-29 5413 Yolo Near Madison. 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
  SBBG116111  Leersia oryzoides B. Crampton 1969-10-21 8525 Yolo Putah Crk bed, SE of University airport Comment
  UCD141645  Leersia oryzoides Ellen Dean; M. Taylor 2013-6-12 7784 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
  CAS-BOT-BC534528  Lemna gibba June McCaskill; Roman Gankin 1959-4-24 592 Yolo Near foot bridge across Putah Creek canal, University Arboretum, University of California campus, Davis Comment
  SEINET8199174 Image available Lemna gibba June McCaskill, Roman Gankin 1959-4-24 592 Yolo Near foot bridge across Putah Creek canal, University Arboretum, University of California campus, Davis Comment
  UCD141666  Lemna minuta Ellen Dean; M. Taylor, K. MacMillan 2013-6-13 7792 Yolo City of Davis South Fork Preserve, along Mace Blvd. (County Road 104) south of the City of Davis boundary. North bank of Putah Creek in Plot MBN 4E of the Putah Creek vegetation survey. 9 Comment
  SBBG50623  Lepechinia calycina C. Weed 1967-5-21 Yolo beside Putah crk, ca. 0.5 mi E of Monticello Dam 22 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
  UCD115247  Lepidium acutidens Arthur M. Shapiro 1978-3-18 s.n. Yolo Near Willow Slough. Comment
  UCD115260  Lepidium appelianum M. K. Bellue 1933-5-26 s.n. Yolo Tiger Inn. Comment
  UCD115266  Lepidium appelianum A. S. Crafts 1937-9-4 s.n. Yolo Davis. Comment
  UCD115268  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
  HSC103374  Lepidium coronopus G. D. Barbe 1987-4-14 4267 Yolo Yolo By-pass north of I-80, 5 mi. east of Davis Comment
  UCD115357  Lepidium didymum Walter Russell 1947-3-22 17 Yolo Yard at 216 D Street, Davis. Comment
  UCD35648  Lepidium draba Beecher Crampton 1959-6-11 5351 Yolo West Sacramento, along Galveston Street. Comment
  UCD115374  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
  UCD115704  Lepidium latifolium Daryl Koutnik; John Sowell 1978-10-27 569 Yolo Putah Creek, east of county road 106 and west of Yolo Causeway. 6 Comment
  UCD13404  Lepidium latifolium K. Meares 1996-9-24 014 Yolo City of Davis, northern part. In field at end of Encina Ave. 15 Comment
  UCR257087  Lepidium latifolium George K. Helmkamp, Mary Alice Barnes 2013-5-8 20527 Yolo Southern Sacramento Valley, Yolo Bypass Wildlife Area, 0.9 mile southeast of the junction of Chiles Road and I-80, between Sacramento and Davis 13 Comment
  CAS-BOT-BC89745  Lepidium latifolium Margaret K. Bellue 1946-11-1 s.n. Yolo Lisbon District. Comment
  CAS-BOT-BC89746  Lepidium latifolium M. K. Bellue 1946-10-1 s.n. Yolo Lisbon District. Grain field bordering railroad. Comment
  CDA32973  Lepidium latifolium Dave Minnesang & Phyllis Hiatt 1979-6-7 Yolo South of Davis on Road 106; Glides Tule Ranch. 0 Comment
  UCD115709  Lepidium latifolium Burt Ray 1964-8-10 s.n. Yolo 8 miles e.s.e of Dixon. Comment
  UCD115710  Lepidium latifolium R. N. Raynor 1939-6-20 s.n. Yolo 1 mile north of Clarksburg, Lisbon Tract. Comment
  CAS-BOT-BC89805  Lepidium latipes Doris K. Kildale 1928-5-8 5039 Yolo 12 miles north of Dixon. Comment
  CAS-BOT-BC89806  Lepidium latipes B. Crampton 1957-4-23 3947 Yolo 3 miles northeast of Davis. Comment
  CAS-BOT-BC89807  Lepidium latipes A. A. Heller; H. E. Brown 1902-4-30 s.n. Yolo Near Black's. Comment
  POM197463  Lepidium latipes L. R. Abrams 1928-5-8 12605 Yolo Between Woodland and Davis. Comment
  RSA696169  Lepidium latipes Keith E. Hoffmaster 1940-4-28 955 Yolo 2 miles north of Davis Comment
  SD131819  Lepidium latipes L. R. Heckard, J. C. Hickman 1982-4-7 5828 Yolo At corner of road 25A and road 103, ca. 3.0 miles southeast of Woodland. Comment
  UC398787  Lepidium latipes J. W. Blankinship 1893-4-4 Yolo Woodland Comment
  UCD21040  Lepidium latipes Vernal Pool Team 2002; Carol Witham and Jennifer Buck 2002-4-4 226 Yolo near the city of Davis. Along Road 38, approximately 1.2 miles S of its intersection with Road 105. Glide/Tule Ranch site, pool # GLI001, UTMs: 10S0615920; 4255225. 2 Comment
  UCD21266  Lepidium latipes J. Shepard 2000-4-30 156 Yolo East of Davis, from intersection of I-80 and Mace Blvd., 3.5 mi. south on Mace Blvd. (County Road 104), thence east along unpaved entrance road, past parking lots in field. In and between a rutted dirt track going south. 12 Comment
  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
  UCD81052  Lepidium latipes Ellen Dean; G. Harrington, T. Starbuck 2009-5-13 5588 Yolo city of Woodland. Woodland Regional Park. East side of County Road 102, just south of County Road 25. Old rodeo area with bare areas where buildings used to be. 9 Comment
  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
  UCR225258B  Lepidium latipes var. latipes Ayzik Solomeshch 2009-4-18 s.n. Yolo Yolo Bypass, Glide Ranch 4 Comment
  CAS-BOT-BC89832  Lepidium nitidum A. A. Heller; H. E. Brown 1902-4-30 s.n. Yolo Near Black's. Comment
  UCD115808  Lepidium nitidum Fleur Ng'weno 1989-4-27 DQ 11 Yolo D-Q University County Road 31, 9 mi. west of Davis city center. 29 Comment
  UCD41299  Lepidium nitidum Ellen Dean; Jean Shepard 2003-5-18 1803 Yolo Russell Ranch Property belonging to UC Davis, west of Davis, south of Russell Blvd. Parcels west and east of road 95A, south of Putah Creek and Stevens Bridge. 15 Comment
  UCD82187  Lepidium nitidum var. nitidum J. Shepard 2004-3-7 629 Yolo Yolo County Grasslands Park: East of Davis, from intersection of I-80 and Mace Blvd., 3.5 mi. south on Mace Blvd. (County Road 104), thence east 0.5 miles along unpaved entrance road to Department of Defense fence. South 50 yds. 12 Comment
  UCR219524  Lepidium nitidum var. nitidum Jean V. Shepard 2004-3-7 629 Yolo Sacramento Valley, Yolo County Grasslands Park, east of Davis, 3.5 mi south on Mace Blvd. (Co. Road 104) from intersection of Hwy I-80 and Mace Blvd., 0.4 mi east on unpaved entrance road to Dept. of Defense fence, and 50 yards south 12 Comment
  UCD37390  Lepidium pinnatifidum Beecher Crampton 1960-5-9 5507 Yolo Yolo County, 0.25 miles southwest of Saxon Station. Comment
  UCD145065  Lepidium sativum A. M. Shapiro 2014-3-10 s.n. Yolo West Sacramento. By service road adjacent to RR embankment, ca. 1/4 mile N of West Capitol Avenue. 7 Comment
  UCD37763  Leptochloa fusca subsp. fascicularis Beecher Crampton 1961-10-25 6051 Yolo Yolo County, 2 miles west of Bryte, along County Road 127, junction of Sacramento Bypass and Yolo Bypass. Comment
  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
  UCD63961  Leptochloa fusca subsp. uninervia Beecher Crampton 1963-10-14 Yolo Davis. Comment
  UCD63976  Leptochloa fusca subsp. uninervia Beecher Crampton 1958-7-31 5056 Yolo University of California Davis, north of Hunt Hall. Comment
  UCD72450  Leptosiphon bicolor Ellen Dean 2008-4-25 4873 Yolo Tuleyome Ireland Ranch, western part of ranch near Crooker Spring. 332 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
  RSA115532  Leptosiphon liniflorus Beecher Crampton 1957-4-23 3945 Yolo 3 miles northeast Davis Comment
  SBBG115669  Leptosiphon liniflorus B. Crampton 1957-4-23 3945 Yolo 3 mi NE of city of Davis Comment
  CAS-BOT-BC283896  Leymus cinereus P. B. Kennedy 1920-5-28 s.n. Yolo Univ. Farm, Davis 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
  UCD82203  Leymus condensatus J. Shepard 2000-10-8 344 Yolo Yolo County Grasslands Park: East of Davis, from intersection of I-80 and Mace Blvd., 3.7 mi. south on Mace Blvd. (County Road 104), thence east approximately 100 yards to row of Quercus lobata seedlings/saplings. 12 Comment
  CAS-BOT-BC283675  Leymus triticoides Clarence R. Quick 1969-6-4 69 -13 Yolo Merritt Island, near junction of county roads 140 and 142, 3.5 miles S of Clarksburg Comment
  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
  UCD36328  Leymus triticoides Beecher Crampton 1953-5-28 1348 Yolo Bryte. Comment
  UCD65591  Leymus triticoides R. Tofsrud 1942-11-1 70 Yolo Davis. Comment
  UCD81612  Leymus triticoides Collector Unknown 1950-6-1 s.n. Yolo Capay Valley. Comment
  UCD86631  Leymus triticoides A. A. Beetle 1946-6-1 4709 Yolo Davis Campus. Comment
  UCD86634  Leymus triticoides A. A. Beetle 1946-6-1 4709 Yolo Davis Campus. Comment
  CDA32473  Leymus triticoides T. C. Fuller 1958-5-2 3934 Yolo Between freeway and railroad, 1 mile east of Davis. 0 Comment
  UCD116511  Limnanthes douglasii subsp. nivea K. Esau 1932-3-26 s.n. Yolo Putah Canyon. Comment
  UC880333  Linanthus ciliatus Lewis S. Rose 1936-4-27 36171 Yolo 3 mi nw Rumsey 152 Comment
  UCD123832  Linaria dalmatica subsp. dalmatica Breckenridge; Kratville 2001-5-3 PDR 120457 7 Yolo along median of south-bound Interstate hwy 5, Woodland. Comment
  UC917300  Lithophragma R. B. Griffith 1949-4-11 14 Yolo 5.5 mi n Rumsey (e of Cache Creek); e of Cache Creek Comment
  UCD58025  Lithophragma affine Ellen Dean; K. Mawdsley 2007-4-6 3564 Yolo Tuleyome Ireland Ranch. In inner coast range, northwest of the City of Winters, between Salt Creek and Enos Creek, just north of Wild Cow Mountain. SE portion of ranch. 442 Comment
  UCD41167  Lithophragma bolanderi C. Holn 2002-4-10 171 Yolo Eastern foothills of inner north coast range, Berryessa Valley. About 1.2 miles as the crow flies east of Monticello Dam, off of Hwy 128, south side of creek. Comment
  UCD58067  Lithophragma heterophyllum Ellen Dean; K. Mawdsley 2007-4-6 3607 Yolo Tuleyome Ireland Ranch. In inner coast range, northwest of the City of Winters, between Salt Creek and Enos Creek, just north of Wild Cow Mountain. SE portion of ranch. 531 Comment
  UCD59337  Logfia gallica Ellen Dean; Kate Mawdsley 2007-5-11 3761 Yolo Tuleyome Ireland Ranch. In inner coast range, northwest of the City of Winters, between Salt Creek and Enos Creek, just north of Wild Cow Mountain. Central part of ranch. 564 Comment
  UCD73704  Logfia gallica Ayzik Solomeshch 2004-4-28 s. n. Yolo Audubon Bobcat Ranch, west of the city of Winters. Southeastern corner of ranch. 83 Comment
  CAS-BOT-BC283544  Lolium multiflorum W. D. Hamilton 1946-4-19 s.n. Yolo 4 miles N of Davis Comment
  UCD66063  Lolium multiflorum Beecher Crampton 1961-6-1 5883 Yolo 3 miles S of Woodland. Comment
  UCD66243  Lolium multiflorum R. Tofsrud 1942-1 96 Yolo Near Davis. Comment
  SACT001434  Lolium multiflorum 1925-5-11 Yolo No collector/dterminer listed. Comment
  UCD66480  Lolium perenne Beecher Crampton 1965-6-29 7392 Yolo 5 miles E of Davis, Yolo Bypass. 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
  UCD66630  Lolium temulentum Beecher Crampton 1957-4-8 3921 Yolo County Road 87, 2 miles west of Winters. Comment
  UCD127603  Lomatium californicum Shirley L. Cotter 1952-3-29 3427 -B Yolo Putah Canyon. Comment
  UCD127606  Lomatium californicum K. Esau 1932-3-26 s. n. Yolo Putah Canyon. Comment
  UCD41134  Lomatium dasycarpum N. Nicola 2002-4-5 164 Yolo Eastern foothills of inner north coast range, Capay Valley. Just north of Rumsey, Rd. 41, Lowrey Ranch. Comment
  RSA590200  Lomatium dasycarpum subsp. tomentosum Michael A. Vincent, Robert Rhode 1996-3-30 7258 Yolo Cache Creek Canyon Regional Park, Lower Site, along St. Hwy. 16, ca. 2 miles S of Colusa Co. Line. Comment
  UCD127725  Lomatium dasycarpum subsp. tomentosum K. Esau 1931-4-5 s.n. Yolo Capay. Comment
  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
  UCD72443  Lomatium macrocarpum Ellen Dean 2008-4-25 4866 Yolo Tuleyome Ireland Ranch, central part of ranch, top of hill. 644 Comment
  UCD20798  Lomatium utriculatum N. Nicola; K. Kremen 2001-3-16 014 Yolo Eastern foothills of inner north coast range, Capay Valley, 0.9 miles as the crow flies N. of Rumsey; Lowrey Ranch. Comment
  UCD56764  Lomatium utriculatum Ellen Dean; M. Bibbo 2007-3-23 3456 Yolo Tuleyome Ireland Ranch. In inner coast range northwest of the City of Winters between Salt Creek and Enos Creek, just north of Wild Cow Mountain. Western/Central portion of ranch near unimproved access loop road. 646 Comment
  UCD127794  Lomatium utriculatum K. Esau 1932-5-1 s.n. Yolo Putah. Comment
  UCD127795  Lomatium utriculatum K. Esau; E. Hyde 1938-5-5 s.n. Yolo near bridge at entrance to Putah Canyon. Comment
  UCD69417  Lonicera japonica S. Quick 1996-5-19 14 Yolo City of Davis. F Street, within 10 meters of railroad tracks, between 12th and 14th Streets. Disturbed rocky field dominated by grasses. Twining shrub, roughly 2 meters tall. Flowers paired in axils, white, yellowing with maturity. 17 Comment
  UCD73141  Lotus corniculatus Ayzik Solomeshch 2003-5-30 s. n. Yolo Department of Fish and Game Glide Tule Ranch, about 8 mi. southeast of Davis. 6 Comment
  UCD38957  Lotus corniculatus Beecher Crampton 1961-8-1 5961 Yolo Davis, SP R.R. Station. Comment
  RSA0028968  Lotus humistratus Lois Weston 1942-4-24 1140 Yolo Putah Canyon. Comment
  CDA33724  Lotus purshianus D. G. Kelch 2010-6-3 10 .244 Yolo 1 km E of Mace Blvd exit between Hwy I-80 and RR tracks. Comment
  CDA36931  Lotus wrangelianus CDFA Staff Apr 1997 s.n. Yolo Rominger Prop., north of County Road 19, east of County Road 92C, west of County Road 94B. 0 Comment
  UCD66038  Ludwigia hexapetala B. J. Grewell; Robert McKee 2006-8-8 06- 33 -LU Yolo Winchester Lake, north Sacramento - San Joaquin Delta. 0 Comment
  UCR257209  Ludwigia hexapetala George K. Helmkamp, Mary Alice Barnes 2013-5-8 20524 Yolo Southern Sacramento Valley, Yolo Bypass Wildlife Area, 0.9 mile southeast of the junction of Chiles Road and I-80, between Sacramento and Davis 13 Comment
  CDA37730  Ludwigia hexapetala R. Breckenridge/K. Filippini 2009-8-15 s.n. Yolo Cache Creek. 0 Comment
  UCD75888  Ludwigia peploides subsp. montevidensis B. J. Grewell 2007-10-15 07- 105 -LU Yolo Cache Creek at Rumsey Bridge, Yolo County. 124 Comment
  UCD75889  Ludwigia peploides subsp. montevidensis B. J. Grewell 2007-10-9 07- 108 -LU Yolo Putah Creek at UC Davis Putah Creek Riparian Reserve upstream (west) of USDA-ARS Aquatic Weed Laboratory and south of Levee Road. 12 Comment
  RSA735205  Lupinus Keith E. Hoffmaster 1939-4-15 921 Yolo Davis, 1 mi. north. Comment
  UCD168489  Lupinus albifrons Ellen Dean 2017-3-15 9279 Yolo Audubon Bobcat Ranch, lands north of Hwy 128, just east of Monticello Dam. Bray Canyon and vicinity on the western side of ranch. Ranch burned once each year in 2014, 2015, 2016. 2017 has been a high rainfall year. South-facing hillslope above tributary to Bray Creek on west side of Bray Canyon. 182 Comment
  SEINET10488394  Lupinus albifrons Thomas W. Nelson, Jane P. Nelson 1980-4-27 Nelson 5099 -A Yolo Morgan Valley Quad. Along State Route 16, 6 mi from Colusa County line. 152 Comment
  UC727038  Lupinus albifrons var. albifrons A. A. Heller March 1941 15913 Yolo on U.S. Highway #99W Buckeye Creek Comment
  UC625347  Lupinus benthamii Rimo Bacigalupi 1938-5-14 2422 Yolo along Sacramento Short Line R.R. embankment 6 mi n Clarksburg; n of Clarksburg Comment
  JEPS84543  Lupinus bicolor John W. Willoughby 1977-3-16 1915 Yolo low foothills n of State Highway 128, 1.3 mi e of its junction with Pleasants Valley Road (County Road 86) ( large turnout on n side of highway); Vaca Mountains 48 Comment
  RSA733699  Lupinus bicolor Lois Weston 1942-4-24 1145 Yolo Putah Canyon. Comment
  UCD21382  Lupinus bicolor J. Shepard 2001-3-26 424 Yolo Yolo County Grasslands Park: East of Davis, from intersection of I-80 and Mace Blvd., 4 mi. south on Mace Blvd. (County Road 104), thence east 0.5 miles along County Road 36. Along southern boundary of County Road 36, almost 50 yards north of fence at road and 100 yards west of Department of Defense property fence. 12 Comment
  UCD22967  Lupinus bicolor J. Shepard 2002-3-16 496 Yolo Grasslands Regional Park. East of Davis, from intersection of I-80 and Mace Blvd., 4.0 mi. south on Mace Blvd. (County Road 104), thence east along County Road 36 about 0.4 mi to southeast corner of park, about 50 yd. north of County Road 36 and 300 yd. west of the DOD fence forming the eastern boundary of the park. 12 Comment
  UCD23475  Lupinus bicolor Beecher Crampton 1972-3-21 8776 Yolo Davis N-1. 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
  UCD33688  Lupinus bicolor Beecher Crampton 1972-3-13 8772 Yolo 3 miles west of Winters. Comment
  UCD33689  Lupinus bicolor Beecher Crampton 1972-3-13 8773 Yolo 2 miles west of Winters. Comment
  HSC90035  Lupinus densiflorus var. aureus Andrew Enberg, Brad Penkala, Dan Scofield 1990-4-23 54 Yolo Hwy. 16, 1/2 mi. S of Colusa County line 221 Comment
  SEINET8056948  Lupinus microcarpus B. Crampton 1955-4-14 2495 Yolo 1 mile south of Dunnigan Comment
  CDA30598  Lupinus microcarpus var. densiflorus M. Beyers 2010-4-3 328 Yolo Along Highway 128, immediately adjacent to westbound traffic just northeast of Putah Creek (and Lake Solano County Park). 48 Comment
  JEPS100594  Lupinus microcarpus var. densiflorus Dean W. Taylor 1972-3-29 1384 Yolo along Highway 120 about 3 miles below Monticello Dam at Lake Berryessa 152 Comment
  UC532188  Lupinus microcarpus var. densiflorus L. F. Robbins 1928-4-15 Yolo Capay Valley 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
  UCD108641  Lupinus microcarpus var. densiflorus Shirley L. Cotter 1952-4-27 3458 Yolo Beside Putah Creek, 1 mile west of Winters. Comment
  CAS-BOT-BC8263  Lupinus microcarpus var. microcarpus Amos Arthur Heller; H. E. Brown 1902-4-29 5415 Yolo Near Madison Comment
  UC532186  Lupinus microcarpus var. microcarpus L. F. Robbins 1928-4-15 Yolo Capay Valley Comment
  UCD108838  Lupinus microcarpus var. microcarpus Beecher Crampton 1955-4-14 2477 Yolo Moon Ranch, 7.5 miles west of Davis. Comment
  UCD38428  Lupinus microcarpus var. microcarpus Beecher Crampton 1955-4-14 2495 Yolo 1 mile south of Dunnigan. Comment
  UCD108836  Lupinus microcarpus var. microcarpus Beecher Crampton 1962-5-1 6365 Yolo 1/4 mile south Saxon Station, jct. County Roads 106 and 38. Comment
  UCD108892  Lupinus microcarpus var. microcarpus Joy Woo 1989-5-3 4 Yolo Near Greenbelt #4. North Davis. Comment
  UCD108966  Lupinus nanus K. Esau 1938-3-26 s. n. Yolo Yolo County, Putah Canyon. Comment
  UCD73584  Lupinus nanus Ellen Dean; Elizabeth Goebel 2008-4-7 4726 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
  UCR119141  Lupinus nanus Beecher Crampton 1965-4-6 7256 Yolo Sacramento Valley, 3.5 miles west of Winters along State Highway 128. 46 Comment
  SFV1910  Lupinus nanus J. M. Tucker 1958-4-7 3379 Yolo North side of State Highway 128, about 2.75 miles southwest of Winters. Comment
  UCD109094  Lupinus nanus B. G. Madson 1925-3-29 s.n. Yolo roadside near Copoy Comment
  UCD39001  Lupinus nanus Beecher Crampton 1962-4-2 6109 Yolo 1.5 miles west of Winters, Putah Creek. Comment
  SEINET10841248  Lupinus nanus subsp. nanus Mcgrath 1963-3-17 MCGRATH 10 Yolo Common in open places on steep, s-facing hillside, with grasses in pasturage; At recreation beach in putah canyon, state hwy 128, 8 mi w of winters. Comment
  SEINET7040227 Image available Lupinus pachylobus A. G. Vestal 1962-4-6 s.n. Yolo West of Winters on north side of Route 128. Winters Quadrangle UTM Zone 10, 586704mE, 4262943mN. Comment
  UCD109370  Lupinus polyphyllus B. R. Madson 1924-3-13 K 343 Yolo Agron. Irrig. Tract, Davis. Comment
  UCR148779  Lupinus subvexus Beecher Crampton 1953-3-31 1047 Yolo Abandoned railroad, Madison Comment
  UCD33628  Lupinus subvexus Beecher Crampton 1971-4-26 8677 Yolo Yolo County, 1/2 mile south of Saxon Station. Comment
  UC753996  Lupinus succulentus H. F. Copeland 1943-4-24 1592 Yolo e Davis; e of Davis Comment
  UCD109607  Lupinus succulentus P. B. Kennedy 1915-4-26 21 Yolo Davis. Comment
  UCD20790  Lupinus succulentus N. Nicola 2001-3-14 6 Yolo Sacramento Valley: 4 miles west of Woodland, at Cache Creek Nature Preserve; riparian zone of Cache Creek. Comment
  SEINET10489003  Lupinus succulentus Thomas W. Nelson, Jane P. Nelson 1980-4-27 Nelson 5101 Yolo Morgan valley quad. Along state route 16, 6 mi from colusa co line. 152 Comment
  SEINET10490291  Lupinus vallicola subsp. apricus Thomas W. Nelson, Jane P. Nelson 1980-4-27 Nelson 5103 Yolo Along state route 16 ca 100 m e of bridge over cache creek, 4.2 mi from colusa Co line. 152 Comment
  UCD126604  Lycium barbarum Carl Schoner; June McCaskill 1972-6-19 s.n. Yolo in vacant lot along U.S. Highway 99W, in Zamora. Comment
  UCD126605  Lycium barbarum R. Tofsrud 1949-1 s.n. Yolo Davis. Comment
  UCD126607  Lycium barbarum Collector Unknown 1931-8-14 2254 Yolo Woodland. Comment
  SEINET10637646  Lycopersicon esculentum Stephanie Frischie 2000-10-7 Frischie 120 Yolo Davis Farmers' Market, Davis, CA. Comment
  SEINET10780228  Lycopersicon esculentum Stephanie Frischie 2000-9-27 Frischie 83 Yolo Davis Farmers' Market, Davis, CA. Comment
  SEINET10780230  Lycopersicon esculentum Stephanie Frischie 2000-10-7 Frischie 116 Yolo Davis Farmers' Market, Davis, CA. Comment
  SEINET10844326  Lycopersicon esculentum Stephanie Frischie 2000-10-7 Frischie 114 Yolo Davis Farmers' Market, Davis, CA. Comment
  UCD126618  Lycopersicon esculentum Beecher Crampton 1977-10-26 s.n. Yolo UC Davis Campus, Agricultural Services Area. Comment
  CAS-BOT-BC240286  Lygodium japonicum 1968-10-25 s.n. Yolo UC Davis Botanical Greenhouse 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
  JEPS100848  Lythrum hyssopifolia Dean Wm. Taylor with Mey Akasah 1999-6-4 17225 Yolo Dunnigan Hills, along County Road E4 0.5 miles South of junction with Road 86 91 Comment
  UCD41298  Lythrum hyssopifolia Ellen Dean; Jean Shepard 2003-5-18 1802 Yolo Russell Ranch Property belonging to UC Davis, west of Davis, south of Russell Blvd. Parcels west and east of road 95A, south of Putah Creek and Stevens Bridge. 15 Comment
  CDA18828  Lythrum salicaria J. Young 1999-8-19 PDR 1225342 Yolo North side of Cache Creek, 100 yards west of Co. Rd. 102 0 Comment
  CDA5129  Lythrum salicaria David Spencer 1999-1 s.n. Yolo Cache Creek Nature Preserve. Along Cache Creek, N of Woodland Municipal Airport, upstream of gravel mining area, W of road 94B, between road 20 and Hwy 16 0 Comment
  UCD16098  Lythrum salicaria David Spencer 1999-1 s.n. Yolo Cache Creek Nature Preserve, along Cache Creek, north of Woodland Municipal Airport, upstream of gravel mining area, west of road 94B, between road 20 and highway 16. Comment
  HSC100289  Maclura pomifera J. P. Smith 2011-4-27 13136 Yolo Along Hwy. 16 near junction with Oakdale Ranch Road, E of Esparto 61 Comment
  UCR206347  Madia elegans subsp. vernalis George K. Helmkamp, E. A. Helmkamp 2009-5-20 14726 Yolo Inner Coast Range, west side of Cache Creek along CA-16, 5.5 miles southeast of the Colusa County line 177 Comment
  UCD168409  Madia gracilis Ellen Dean; M. Hoshovsky 2017-4-18 9319 Yolo Audubon Bobcat Ranch. Lands to the north of Hwy 128. Eastern portion of ranch north of ranch headquarters in a canyon to the south of Rattlesnake Rock. Area has burned three times in the past three years. 179 Comment
  UCD14497  Maesa japonica John M. Tucker 1981-5-19 4457 Yolo California, Yolo Co.; University of California, Davis, Dept. of Environmental Horticulture shrub block; Comment
  SEINET8191883 Image available Magnolia grandiflora June McCaskill, J. M. Tucker 1957-6-13 529 Yolo Along main walkway across Quadrangle, University of California, Davis Comment
  UCD161408  Malacothamnus fremontii Craig Thomsen 2006-5-18 s.n. Yolo Otis Camp Haswell County Park. Approximately 1/2 mile from Hwy 16. 286 Comment
  CAS-BOT-BC347373  Malacothrix floccifera A. A. Heller; H. E. Brown 1902-5-22 5585 Yolo Banks of Putah Creek near Winters Comment
  OBI50210  Malacothrix floccifera Barbara Ertter, Annetta Carter 1989-5-28 8528 Yolo NW corner of county. Rayhouse Rd 4.3 mi from Hwy 16, E side of ridge beteen Blue Ridge and Little Blue ridge, 0.4 mi below crest at large roadcut, ca 5 airmiles WSW of Rumsey, T12N, R5W 732 Comment
  UCD116609  Malva nicaeensis M. Ramos 1996-5-25 23 Yolo North side of Davis. 12 Comment
  UCR220407  Malva nicaeensis Jean V. Shepard 2000-4-9 111 Yolo Sacramento Valley, Yolo County Grasslands Park, east of Davis, 4 mi south on Mace Blvd. (Co. Road 104) from intersection of Hwy I-80 and Mace Blvd., 1 mi east along unpaved entrance road 12 Comment
  CDA20336  Malva nicaeensis M. Stephenson 2000-5-31 Yolo Sacramento Valley; Alley betw. D & E. streets, Davis 0 Comment
  UCD116555  Malva nicaeensis B. Crampton 1953-4-26 1135 Yolo Davis. Comment
  UCD21241  Malva parviflora J. Shepard 2000-4-9 125 Yolo Yolo County Grasslands Park: East of Davis, from intersection of I-80 and Mace Blvd., 3.5 mi. south on Mace Blvd. (County Road 104), thence east along unpaved entrance road. North side of entry road, east of parking lot. 12 Comment
  UCD33999  Malva parviflora Beecher Crampton 1975-8-22 9246 Yolo Yolo County, county road 104 1 1/2 miles north of county road 28. Comment
  UCD116695  Malvella leprosa P. B. Kennedy 1916-7-23 s.n. Yolo location unknown. Comment
  UCD81551  Malvella leprosa W. W. Robbins; W. D. Norton 1928-8-1 1419 Yolo near Clarksburg. Comment
  UCD116700  Malvella leprosa W. T. Pope 1916-10-1 s.n. Yolo University Farm. Comment
  UCD116715  Malvella leprosa Beecher Crampton 1975-7-1 s.n. Yolo Davis. 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
  UCD107662  Marah fabacea P. Thompson 1996-4-21 30 Yolo Davis, south side of town, path parallel to Valdora Road. 17 Comment
  UCD107659  Marah fabacea Bob Threlkel 1964-3-27 1 Yolo Cache Creek, State Highway 16, 3.5 miles northwest of Rumsey. 152 Comment
  UCD38891  Marah fabacea Beecher Crampton 1960-3-10 5479 Yolo 3 miles south of Woodland. 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
  UCD125020  Marrubium vulgare P. B. Kaufman 1950-5-9 39 Yolo Arboretum, University of California campus, Davis. 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
  RSA733976  Marrubium vulgare Lois Weston 1942-4-24 1136 Yolo Putah Canyon. Comment
  UCD125014  Marrubium vulgare C. J. W. 1913-4-1 310 Yolo Davis. Comment
  UCD125023  Marrubium vulgare W. T. P. 1916-9-1 s.n. Yolo Davis. Comment
  UCD84358  Marsilea vestita Ayzik Solomeshch 2009-5-19 s.n. Yolo Yolo Bypass. Glide Ranch. 4 Comment
  CDA30607  Matricaria discoidea M. Beyers 2010-4-3 331 Yolo Along Highway 128, immediately adjacent to westbound traffic just northeast of Putah Creek (and Lake Solano County Park). 48 Comment
  UCD144275  Matricaria discoidea Carol W. Witham 2003-4-7 898 Yolo DFG Tule Ranch vernal pools. Approximately 8 miles southeast of Davis. Southeast of the junctions of County Roads 38 and 105. 4 Comment
  CDA7373  Matricaria discoidea M. K. Bellue, Goodwin 1932-4-22 Yolo Davis 0 Comment
  UCD134470  Matricaria discoidea Lynn. M. Holstein 1979-5-18 5 Yolo Corner of 5th and Pole line Rd. Comment
  UCD170106  Matricaria discoidea M. K. Bellue; Goodwin 1932-4-22 s.n. Yolo Davis. Comment
  UCD39308  Medicago arborea Beecher Crampton 1959-5-31 s.n. Yolo UC Davis agronomy experimental introduction program; thought to have been grown in UC Davis introduction nursery. Comment
  UC1543119  Medicago polymorpha Charlotte G. Nast 1936-3-27 13 Yolo Putah Canyon; entrance Comment
  UCD149326  Medicago polymorpha Collector Unknown 1925-3-7 s.n. Yolo City of Davis. 15 Comment
  UCD80931  Medicago polymorpha Ellen Dean; F. Singh, L. Raber, C. Kraintz, R. Ghaffarzadeh 2009-4-1 5334 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
  UCD107781  Medicago polymorpha Collector unknown 1925-5-9 1713 Yolo Davis. Comment
  UCD35262  Medicago polymorpha Beecher Crampton 1955-3-21 2333 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
  UCD107920  Medicago sativa J. K. Couch 1995-6-5 37 Yolo In Community Gardens in Davis, CA. 1.5 miles north of Putah Creek, bordering 113. 16 Comment
  UCR118882  Medicago sativa Beecher Crampton 1976-8-9 9406 Yolo Sacramento Valley, Road 29 west of Hwy 113. 15 Comment
  UCD107932  Medicago sativa D. Hartmann 1941-7-24 s.n. Yolo Davis. Comment
  UCD68037  Medicago sativa Dennis J. DaVia 1976-5-31 27 Yolo Road 96, 1.2 mile North of Road 31. Found in an area dominated by bunchgrass, on roadside, in clay loam soil. An erect plant. Flowers, blue. Comment
  HSC100016  Melia azedarach J. P. Smith 2011-9-24 13434 Yolo Roadside along Hwy. 16, NW of Guinda 159 Comment
  UCD86383  Melica bulbosa M. Wiesendanger 1927-4-28 619 Yolo Esparto. Comment
  CAS-BOT-BC262487  Melica torreyana C. F. B. 1903-5-6 2885 Yolo Cache Creek Canon [Canyon] Comment
  UCD80916  Melilotus indicus Ellen Dean; F. Singh, L. Raber, C. Kraintz, R. Ghaffarzadeh 2009-4-1 5320 Yolo city of Woodland. Mavis Henson field property on the east side of County Road 102, just south of County Road 25. Property owned by city of Woodland. 9 Comment
  UCD108074  Melilotus indicus Lynn M. Holstein 1979-5-18 1 Yolo Corner of 5th and Poleline Rds. In Davis. Comment
  CHSC83208  Mentha canadensis Beecher Crampton 1953-10-15 1691 Yolo 2 miles west of Madison. Comment
  SEINET6645722  Mesembryanthemum roseum J. J. Dunning 1958-4-7 s.n. Yolo City of Woodland, #2 Cross St., in yard at Simpson Residence 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
  UCR212289  Micropus californicus Ayzik Solomeshch 2005-4-10 s.n. Yolo Audubon Bobcat Ranch, northwest of the city of Winters. Northeastern part of the ranch, Maxwell Flat area, accessed by private road that is at the end of Moody Slough Rd. 71 Comment
  CAS-BOT-BC348438  Micropus californicus var. californicus Roxana S. Ferris 1917-4-20 710 Yolo Road along Buckeye Creek 3 mi west of Railroad Comment
  UCD132848  Microseris douglasii Beecher Crampton 1953-4-11 1069 Yolo Along the road 1.5 miles north of Davis. Comment
  CAS-BOT-BC348863  Microseris douglasii subsp. douglasii A. A. Heller; H. E. Brown 1902-4-30 5428 Yolo Near Black's Comment
  UCD144434  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
  UCD84327  Microseris douglasii subsp. douglasii Ayzik Solomeshch 2009-4-18 s.n. Yolo Yolo Bypass. Glide Ranch. 4 Comment
  UCR225400  Microseris douglasii subsp. douglasii Jean V. Shepard 2002-4-21 512 Yolo Yolo County Grasslands Park, east of Davis, from intersection of Hwy I-80 and Mace Blvd, 3.5 mi south on Mace Blvd (Co. Road 104), thence east along unpaved entrance toad to Sacramento Valley Soaring Society field to the north 12 Comment
  POM53403  Microseris douglasii subsp. douglasii C. F. Baker 1913-5-8 2889 Yolo Cache Creek Canyon Comment
  UCR220405  Microseris elegans Jean V. Shepard 2000-4-13 127 Yolo Sacramento Valley, Yolo County Grasslands Park, east of Davis, 3.5mi south on Mace Blvd. (Co. Road 104) from intersection of Hwy I-80 and Mace Blvd., 1 mi east along unpaved entrance road. South of entrance road, past parking lots on the south side 12 Comment
  UCD168487  Microsteris gracilis Ellen Dean 2017-3-15 9276 Yolo Audubon Bobcat Ranch, lands north of Hwy 128, just east of Monticello Dam. Bray Canyon and vicinity on the western side of ranch. Ranch burned once each year in 2014, 2015, 2016. 2017 has been a high rainfall year. South-facing hillslope above tributary to Bray Creek on west side of Bray Canyon. 182 Comment
  UCD41087  Mimosa N. Nicola 2003-6-24 379 Yolo Eastern foothills of inner north coast range, Capay Valley. Cache Creek Riparian Preserve. Comment
  UCD122251  Mimulus aurantiacus Ogden C. Riddle 1942-3-29 24 Yolo Putah Canyon. Hill across creek north of 'cannon ball'. Comment
  UCD15591  Mimulus aurantiacus Elmo Agatep; with David Gutierrez 1995-5-20 2 Yolo Route 128, next to Putah Creek. Comment
  HSC90178  Mimulus aurantiacus var. aurantiacus Andrew Enberg, Brad Penkala, Dan Scofield 1990-4-23 52 Yolo Hwy. 16, approx. 2 mi. N of Rumsey 213 Comment
  UC917317  Mimulus aurantiacus var. aurantiacus S. C. Hanson 1949-5-5 18 Yolo Putah Canyon Comment
  UCD122271  Mimulus aurantiacus var. aurantiacus Joseph M. DiTomaso 1976-4-9 400 Yolo below Monticello Dam at Lake Berryessa, above Putah Creek. 134 Comment
  UCD122286  Mimulus aurantiacus var. aurantiacus Jack Maze 1963-4-17 8 Yolo State Highway 128, 3/4 mile west of Recreation Beach. Comment
  UCD122302  Mimulus aurantiacus var. aurantiacus M. Wiesendanger 1927-5-4 641 Yolo Putah Canyon. Comment
  SEINET14046027  Mimulus guttatus Kay Ryugo 1952-1 1021 Yolo Putah Creek, 4 miles west of Winters. Comment
  UCD122713  Mimulus microphyllus M. Wiesendanger 1927-5-4 642 Yolo Putah Canyon. Comment
  JEPS10881  Mimulus pilosus W. L. Jepson 1887-9-17 21454 Yolo near Winters; Putah Comment
  UCD21306  Mimulus tricolor J. Shepard 2000-5-13 248 Yolo Yolo County Grasslands Park: East of Davis, from intersection of I-80 and Mace Blvd., 4.0 mi. south on Mace Blvd. (County Road 104), thence east along County Road 36 about 0.4 mi to southeast corner of park inside disked area. 12 Comment
  UCR220392  Mimulus tricolor Jean V. Shepard 2000-5-13 248 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 c. 0.4 mi to southeast corner of park inside disked area 12 Comment
  UCD125286  Monardella Collector Unknown Date Unknown s. n. Yolo Northwest part of county. Comment
  UCD41010  Montia fontana Carol W. Witham 2003-4-11 940 Yolo DFG Tule Ranch vernal pools. Approximately 8 miles southeast of Davis. Southeast of the junctions of County Roads 38 and 105. 4 Comment
  CAS-BOT-BC445133  Montia parvifolia Mrs. H. C. Cantelow 1932-8-17 368 Yolo Unspecified Comment
  UCD80822  Muilla maritima Ellen Dean 2009-3-22 5280 Yolo city of Woodland. Mavis Henson Field property on the east side of county road 102, just south of county road 25. Property owned by city of Woodland. Field near center of property previously used for parking for rodeo shows. NE corner of field. 9 Comment
  UCD96293  Myosurus Beecher Crampton 1973-4-16 8920 Yolo Saxon SW 1. 5 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
  POM316258  Myosurus minimus var. filiformis K. J. Tucker, J. M. Tucker 1950-3-26 1927 Yolo Yolo County: beside Hwy 99W, 3 miles NW of Davis Comment
  RSA10404  Myosurus sessilis Carl B. Wolf 1928-5-8 2149 Yolo Sacramento Valley; 12 miles north of Dixon. Comment
  UCD96286  Myosurus sessilis Beecher Crampton 1952-11-7 916 Yolo Yolo County, 3 miles northwest of city 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
  UCD36260  Nassella cernua Beecher Crampton 1953-5-7 1221 Yolo Yolo County, 2 miles northwest of Dunnigan, along extension of Road 4. Comment
  UCD87418  Nassella cernua Beecher Crampton 1958-4-21 4705 Yolo Yolo county. Gravelly slopes. Along State hwy. 16. 1/2 mile north of Guinda. Capay Valley. Comment
  SEINET11695939  Nassella cernua Unknown 1953-5-7 1221 Yolo 2 mi NW of Dunnigan, along extension of Road 4 Comment
  SEINET202616  Nassella lepida Jack Maze 1963-3-8 12 Yolo 0.75 miles E of Recreation Beach State Highway 128. Comment
  CAS-BOT-BC260115  Nassella pulchra Beecher Crampton 1982-3-22 9823 Yolo 5 miles W of Winters on Highway 128 Comment
  UCD59378  Nassella pulchra Ellen Dean; Kate Mawdsley 2007-6-8 3853 Yolo Tuleyome Ireland Ranch, Inner Coast Ranges, northwest of the city of Winters, between Salt Creek and Enos Creek, just N of Wild Cow Mtn. Central part of ranch, just W of main loop road. 609 Comment
  UCD73572  Nassella pulchra Ellen Dean; Elizabeth Goebel 2008-4-7 4720 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
  UCD87487  Nassella pulchra Beecher Crampton 1965-4-27 7293 Yolo 3 miles N.W. of Dunnigan, County Road 86. Comment
  UCD87649  Nassella pulchra R. M. Love 1944-7-3 Yolo 3 miles north of Davis Y - east side of Highway 99. Comment
  UCD73609  Navarretia Ellen Dean; Elizabeth Goebel 2008-4-7 4737 Yolo Audubon Bobcat Ranch, northwest of the city of Winters. Maxwell Flat in the northeastern part of the ranch that is accessed by a private road at the end of Moody Slough Road. 70 Comment
  RSA696980  Navarretia Keith E. Hoffmaster 1939-4-15 s.n. Yolo Davis Comment
  CAS-BOT-BC230272  Navarretia cotulifolia Beecher Crampton 1958-5-10 4778 Yolo Davis City Dump, ca. 2 miles NW Davis Comment
  RSA113801  Navarretia cotulifolia Beecher Crampton 1956-4-26 s.n. Yolo Count road 103, about 7 miles northeast of Davis Comment
  UC1220996  Navarretia cotulifolia Beecher Crampton 1962-5-1 6360 Yolo 0.25 mi s Saxon Station (jct county roads 106 and 38) Comment
  UC1228166  Navarretia cotulifolia Beecher Crampton 1960-5-9 5506 Yolo 0.25 mi s Saxon Station Comment
  UCD39053  Navarretia cotulifolia Beecher Crampton 1962-5-1 6360 Yolo 1/4 mile south Saxon Station, jct. County Roads 106 and 38. Comment
  UCD147029  Navarretia heterandra Robert E. Preston 2012-5-16 2874 b Yolo 6.6 mi SW of Dunnigan, in Wood Canyon. 175 Comment
  UCD81435  Navarretia intertexta M. Wiesendanger 1927-4-29 s.n. Yolo Esparto. 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
  UCD73129  Navarretia leucocephala Ayzik Solomeshch 2003-5-30 s. n. Yolo Department of Fish and Game Glide Tule Ranch, about 8 mi. southeast of Davis. 6 Comment
  UCR212353  Navarretia leucocephala Ayzik Solomeshch 2003-5-30 s.n. Yolo Dept. of Fish and Game Glide Tule Ranch, about 8 miles SE of Davis 6 Comment
  UCD35866  Navarretia leucocephala Beecher Crampton 1965-6-29 7391 Yolo 5 miles east of Davis; Yolo Bypass. 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
  RSA91816  Navarretia leucocephala subsp. leucocephala Beecher Crampton 1954-5-6 1826 Yolo 3 miles southwest of Winters 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
  UCD147031  Navarretia nigelliformis subsp. nigelliformis Robert E. Preston 2012-5-16 2875 a Yolo 6.6 mi SW of Dunnigan, in Wood Canyon. 175 Comment
  UCD160094  Navarretia pubescens Lauren Bradt 2015-4-12 2 Yolo Audubon Bobcat Ranch. North side of Hwy 128, west of Winters. Southeast corner of ranch, west and uphill of ranch house headquarters. 188 Comment
  UCD162955  Navarretia pubescens Craig Thomsen 2006-5-31 2646 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
  UCR151593  Navarretia pubescens Beecher Crampton 1953-4-27 1139 Yolo west of Winters Comment
  UCR219833  Navarretia pubescens Ayzik Solomeshch 2004-5-23 s.n. Yolo Audubon Bobcat Ranch, west of the city of Winters. Southeastern corner of the ranch. Grassland restoration and weed control plots of Emilio Laca and Joe DiTomaso 84 Comment
  UCD36104  Navarretia pubescens Beecher Crampton 1952-10-27 889 Yolo Yolo County, 3 miles west of city of Winters, on road to Monticello. Comment
  SEINET14160502  Navarretia tagetina B. Crampton 1953-4-19 1312 Yolo 3 mi west of Winters along Hwy 128 51 Comment
  UC606892  Nemophila heterophylla L. Constance 1938-3-27 2045 Yolo on Monticello-Winters Road 9 mi nw Winters (bluff above Putah Creek, Vaca Mountains); Inner North Coast Ranges, Vaca Mountains, abv Putah Creek 304 Comment
  UCD48044  Nemophila heterophylla A. Laffin; S. Holck, A. Randall 2002-4-13 13 Yolo Yolo County, McLaughlin UC Reserve, W side of Davis Creek Reservoir, along road that goes from Soda Spring to Rayhouse Rd.; due N of Soda Spring 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. 22 yds. From the N side of the road. 488 Comment
  UCD63073  Nemophila heterophylla Ellen Dean 2008-4-9 4782 Yolo Tuleyome Ireland Ranch. Central part of Ranch. Upper reaches of main canyon that starts near upper part of main loop road. In drainage that leads to canyon downslope of stock pond. 602 Comment
  CDA15887  Nemophila heterophylla G. F. Hrusa 1998-3-21 14155 Yolo North Coast Biodiversity Arena; Hwy 16 along Cache Creek at the rafting put-in. Nr. Lake County line. Comment
  POM248918  Nemophila heterophylla Lincoln Constance 1938-3-27 2045 Yolo Bluff above Putah Creek on Monticello-Winters road 9 miles northwest of Winters, Vaca Mountains, Inner North Coast Range. 305 Comment
  UCD120005  Nemophila heterophylla Charles B. Heiser Jr. 1947-4-10 1903 Yolo In canyon, northwest of Highway 16, 1 mile north of Rumsey. 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
  SBBG50880  Nicotiana glauca L. Long 1970-5-18 16 Yolo N bank of Putah Crk, 1 mi E of Old Davis Rd, Davis Comment
  UCD126648  Nicotiana glauca A. S. Crafts 1926-7-8 464 Yolo University Farm Campus, Davis. Comment
  UCD126669  Nicotiana glauca M. Ramos 1996-5-7 12 Yolo three miles west of Winters on Highway 128, near Putah Creek. 137 Comment
  UCD126714  Nicotiana quadrivalvis J. M. Tucker; C. H. Lamoureux 1958-6-8 3400 Yolo Putah Creek, 3.2 miles east of Recreation Beach. Comment
  UCD126717  Nicotiana quadrivalvis J. D. Skoss 1948-6-5 16 Yolo along Putah Creek bed, University of California, Davis campus. Comment
  CHSC75007  Nigella damascena Lynn R. Patterson 1977-4-9 7 Yolo Woodland, 0.25 mi. S. of Woodland Memorial Hospital (corner of Cottonwood and Gibson Streets), 1364 Amherst Way. 7 Comment
  UCD106943  Oenothera elata subsp. hookeri A. S. Crafts 1932-8-15 s.n. Yolo West of Sacramento. Comment
  UCD22741  Oenothera speciosa Anne Doehne 1988-6-6 26 Yolo In front and to left of Mrak Hall, along bike path past chain link fence, UC Davis campus. 18 Comment
  SEINET8564248  Olea europaea R. H. Miller None 1119 Yolo University farm, University of Calif., Davis Comment
  UCD39925  Origanum X majoricum Beecher Crampton 1995-8-9 s.n. Yolo City of Davis. Comment
  UCD39744  Origanum dictamnus Beecher Crampton 1976-7-5 s.n. Yolo Davis. Comment
  UC625446  Orobanche fasciculata Frank W. Gould 1938-4-23 283 Yolo At head of Capay Valley on road from Rumsey to Arbuckle near the county line. Comment
  UCD48057  Orobanche uniflora M. K. Voigt; E. Sweeney, and M. Miller 2002-4-13 15 Yolo McLaughlin UC Reserve. W side of Davis Creek Reservoir, 20 m S of road that goes from Soda Spring area to Rayhouse Rd. Ca. 0.5 airline mile due N of Soda Spring and Ca. 1.0 airline mile WNW of UC Davis Aquatic Lab facility. Along edges of running stream and slopes to the north and south of stream on the W side of the road. 487 Comment
  SEINET240090  Oryzopsis holciformis Beecher Crampton TO 2148 Yolo UC Davis agronomy experimental area, plant introduction nursery Comment
  SEINET240092  Oryzopsis miliacea subsp. thomasii Beecher Crampton 1961-6-30 T.O. 2223 Yolo UC Davis agronomy experimental area, plant introduction nursery, row D-132 Comment
  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
  POM353470  Oxalis pes-caprae Glenn A. Gorelick 1966-4-1 s.n. Yolo 418 1/2 2nd St., Davis Comment
  UCD111013  Oxalis pes-caprae Beecher Crampton 1980-3-4 9697 Yolo Davis Comment
  UCD134773  Packera eurycephala K. Esau; E. Hyde 1938-5-25 s.n. Yolo Putah Canyon. Comment
  UCD20514  Packera greenei E. Dean; w/ Rob Weiss, Layne Huiet, and Kate Mawdsley 2002-6-2 1086 Yolo McLaughlin UC Reserve. W of Reed mine along Rayhouse Rd. 1.8 road mines W of intersection with Soda Springs Rd. 731 Comment
  UCD89398  Panicum capillare A. S. Crafts 1926-7-8 449 Yolo University Farm Campus, Davis. Comment
  UCD89399  Panicum capillare Beecher Crampton 1953-10-15 1694 Yolo Capay, along Cache Creek. Comment
  UCD34379  Panicum capillare subsp. hillmanii Beecher Crampton 1981-10-13 9793 Yolo Yolo County, 6 miles west of Winters along Hwy. 128, Putah Creek Canyon. Comment
  UCD57352  Panicum capillare subsp. hillmanii J. Shepard 1999-8-10 17 Yolo Yolo County Grasslands Park: East of Davis, from intersection of I-80 and Mace Blvd., 3.5 mi. south on Mace Blvd. (County Road 104), thence east along unpaved entrance road. 12 Comment
  UCD38867  Panicum capillare subsp. hillmanii Beecher Crampton 1962-10-30 6709 Yolo 2 miles west of Winters. State Hwy. 128. Comment
  UCD89803  Panicum capillare subsp. hillmanii Beecher Crampton 1977-10-25 9544 Yolo UC Davis campus, Agricultural Services yard. Comment
  UCR118988  Panicum hillmanii Beecher Crampton 1977-10-25 9544 Yolo Sacramento Valley, UC Davis agricultural services yard. 15 Comment
  UCR152421  Panicum hillmanii Beecher Crampton 1968-5-31 8290 Yolo UC Davis arboretum 15 Comment
  UCD89745  Panicum miliaceum subsp. miliaceum Beecher Crampton 1967-9-25 s.n. Yolo Davis. Comment
  CAS-BOT-BC253894  Panicum rigidulum C. R. Quick 1972-7-22 72 -13 Yolo On E bank of E levee of Merritt Island, at junction of road 142, about 20 miles SSW of Sacramento, SE corner of county Comment
  UCD89970  Panicum virgatum Beecher Crampton 1954-9-10 s.n. Yolo UC Davis Campus. Agronomy Experimental Area. Comment
  UCD168156  Papaver rhoeas Katherine Courtney 1983-4-24 6 Yolo 3/4 mile west of the junction of raod 32 and 92, west of Davis. Comment
  UCD15906  Papaver somniferum Leticia Mosqueda 1975-2-10 s.n. Yolo City of Woodland. Obtained from the Olvera family (Santos and Maria) at 1247 Armfield Rd. Comment
  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
  SEINET10226584 Image available Parapholis incurva R. F. Norris 1971-5-11 Yolo on old Hackett Ranch (property owned by Heidrick Farms) just north of Road l8c (which runs east and west between State Route 113 and County Road 102) and ca. 0.5 mile west of County Road 101, northeast of town of Woodland Comment
  UCD168576  Parkinsonia aculeata Ellen Dean; John Roncoroni, Jean Shepard 2017-7-13 s.n. Yolo WSW of Davis on University Farm. Comment
  SEINET11124396 Image available Parkinsonia aculeata June McCaskill 1954-5-1 334 Yolo Northeast corner of Student Store, university of California, 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
  UCD88903  Paspalum distichum Alan A. Beetle 1946-7-13 4717 Yolo Putah Canyon. Comment
  UCD88939  Paspalum distichum Carl Schoner 1976-8-12 s.n. Yolo Woodland Flier's Club. Comment
  UCD88963  Paspalum distichum Collector Unknown 1941-10-1 326 Yolo along Putah Creek, bordering Davis Farm. Comment
  HSC47946  Paspalum urvillei Michael A. Watkins 1978-6-11 22 Yolo Hwy. 20, 1 mi. S of Brooks. Comment
  UCD37599  Pectocarya penicillata Beecher Crampton 1955-4-18 2503 Yolo Yolo County, 2 miles west of Winters. Comment
  UCD124070  Penstemon centranthifolius Beecher Crampton 1965-4-27 7291 Yolo 3 miles northwest of Dunnigan County Road 86. Comment
  UCD124073  Penstemon centranthifolius K. Esau 1934-3-25 s.n. Yolo Putah. 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
  UCD47774  Pentagramma triangularis subsp. triangularis M. K. Voigt; E. Sweeney and M. Miller 2002-4-13 10 Yolo Mclaughlin UC Reserve. W side of Davis Creek Reservoir, along road that goes from Soda Spring area to Rayhouse Rd. Ca. 0.5 airline mile due N of Soda Spring and Ca. 1.0 airline mile WNW of UC Davis Aquatic Lab facility. Along edges of running stream and slopes to the north and south of stream on the W side of the road. 487 Comment
  UCD20890  Perideridia kelloggii N. Nicola 2001-5-30 118 Yolo Eastern foothills of inner north coast range, Capay Valley, on roadside of Hwy. 16, about 1.5 mi. NW of Rumsey. Comment
  UCD59370  Perideridia kelloggii Ellen Dean; Kate Mawdsley 2007-6-8 3845 Yolo Tuleyome Ireland Ranch, Inner Coast Ranges, northwest of the city of Winters, between Salt Creek and Enos Creek, just N of Wild Cow Mtn. Western part of ranch near stock pond. 627 Comment
  CAS-BOT-BC413678  Persicaria amphibia Clarence R. Quick 1971-8-26 71 -58 Yolo Pylman-Quick garden, Merritt Island, near Clarksburg Comment
  UCD99368  Persicaria amphibia P. B. Kennedy 1916-7-23 s.n. Yolo Knights Landing. Comment
  UCD142950  Persicaria lapathifolia Ellen Dean; A. Lal, M. Taylor 2013-7-8 7822 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 2A. 30 Comment
  UCD141651  Persicaria punctata Ellen Dean; M. Taylor 2013-6-12 7786 Yolo Along Putah Creek by Los Rios Farms, between Mace Blvd. (County Road 104) and the Yolo bypass wildlife area. Los Rios Farms is on the border of DFG lands northeast of the junction of County road 106 and County road 35. Plot LRF 2D of Putah Creek vegetation survey. 6 Comment
  RSA638773  Petrorhagia dubia Michael A. Vincent, Ethan H. Freid 1998-4-7 8156 Yolo Above State Rt. 128, 4 miles west of Winters. Comment
  UCD149396  Phacelia ciliata Collector Unknown 1949-1 s.n. Yolo Yolo County. Capay Valley. Hungry Hollow 53 Comment
  UCD120337  Phacelia ciliata Shirley L. Cotter 1952-4-27 3456 B Yolo Beside Putah Creek, 1 mile west of Winters. 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
  UCD160557  Phacelia imbricata Ellen Dean; Craig Thomsen 2015-3-21 8607 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. 260 Comment
  UCD20605  Phacelia imbricata E. Dean; with M. Bibbo 2002-7-5 1119 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. 670 Comment
  UCD120714  Phacelia tanacetifolia Dr. A. S. Crafts 1935-3-29 s.n. Yolo Davis. Comment
  SACT001694  Phalaris aquatica John Willoughby 1979-8-13 Yolo Fishing access along state Highway 128 about 2.9 miles northwest of the junction of the highway and Pleasants Valley Road, in riparian woodland and adjacent open areas. 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
  UCD88028  Phalaris aquatica Beecher Crampton 1975-7-22 s.n. Yolo UC Davis. Agronomy Experimental Areas. Plant Introduction Nursery. B-12 nursery. Comment
  SEINET4691118  Phalaris aquatica B. Crampton 1962-1 s.n. Yolo Davis 18 Comment
  UCD88337  Phalaris brachystachys Fred Bertetta 1957-5-16 115 Yolo Ca. 5 miles E of Davis. Comment
  UCD88340  Phalaris brachystachys Beecher Crampton 1965-8-18 7487 Yolo 3 miles W of Knight's Landing. Comment
  UCD88342  Phalaris brachystachys J. Hardison 1989-5-11 131 Yolo Davis. Between Russell Blvd. and bike path. Comment
  UCD88349  Phalaris brachystachys R. Tofsrud 1951-5-1 s.n. Yolo Conway Ranch. Woodland Farms Inc. Comment
  HSC8525  Phalaris canariensis J. V. Lenz 1947-5-20 Yolo Davis Comment
  UCD88776  Phalaris canariensis A. A. Beetle 1945-2-15 4175 Yolo Putah Creek Canyon, W of Winters. Comment
  UCD88778  Phalaris canariensis Beecher Crampton 1965-5-5 7312 Yolo Davis. Comment
  UCD88781  Phalaris canariensis P. B. Kennedy 1914-7-1 s.n. Yolo Davis. Roseman Plots. Comment
  SEINET242428 Image available Phalaris coerulescens Beecher Crampton 1963-6-4 Yolo CULTIVATED; UC Davis Campus; Agronomy Experimental Areas; Forage Crops Nursery. Comment
  SEINET11696017  Phalaris coerulescens Unknown 1963-6-4 s.n. Yolo UC Davis Campus, Agronomy Experimental Areas, Forage Crops Nursery Comment
  CAS-BOT-BC265927  Phalaris lemmonii L. R. Abrams 1928-5-8 12597 Yolo Between Woodland and Davis Comment
  CHSC83223  Phalaris lemmonii Beecher Crampton 1953-5-5 1209 Yolo 2.5 miles northeast of Davis, Rd. 102. Comment
  HSC10565  Phalaris lemmonii Beecher Crampton 1958-5-19 4826 Yolo Along railroad, Dunnigan Comment
  RSA10437  Phalaris lemmonii C. B. Wolf 1928-5-8 2131 Yolo Sacramento Valley; 4 miles N of Zamora. Comment
  SD27859  Phalaris lemmonii Carl B. Wolf 1928-5-8 2131 Yolo Sacramento Valley. 4 mi no. of Zamora 42 Comment
  UCD36178  Phalaris lemmonii Beecher Crampton 1953-3-31 1048 Yolo Madison. Comment
  UCD84316  Phalaris lemmonii Ayzik Solomeshch 2009-5-19 s.n. Yolo Yolo Bypass. Glide Ranch. 4 Comment
  CDA37112  Phalaris minor CDFA Staff 2004-6-1 s.n. Yolo Rominger Prop., north of County Road 19, east of County Road 92C, west of County Road 94B. 0 Comment
  HSC47948  Phalaris minor Michael A. Watkins 1978-6-16 23 Yolo At the corner of F. St. and Covell in the city of Davis. Comment
  RSA263847  Phalaris minor J. T. Howell, Gordon H. True 1974-3-3 50330 Yolo About 7 mi north of Madison Comment
  UCD20607  Phalaris minor E. Dean; with M. Bibbo 2002-7-5 1153 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
  UCD89031  Phalaris minor A. A. Beetle 1944-5-17 1988 Yolo 3 miles W of Sacramento. Comment
  UCD89050  Phalaris minor A. A. Beetle 1946-5-1 4711 Yolo Davis campus. Comment
  UCD89067  Phalaris minor A. S. Crafts 1926-7-8 429 Yolo University Farm Campus, Davis. Comment
  UCD89165  Phalaris minor Beecher Crampton 1957-4-25 3954 Yolo Perkins Gravel Co. Yard, Bryte. Comment
  SACT001717  Phalaris minor M. Wiesendanger 1927-6-29 Yolo Comment
  UCD21393  Phalaris paradoxa J. Shepard 2001-4-27 437 Yolo Yolo County Grasslands Park: East of Davis, from intersection of I-80 and Mace Blvd., 3.5 mi. south on Mace Blvd. (County Road 104), thence east 0.5 miles along unpaved entrance road. Then, south about 400 yards and north of a large vernal pool on the east border of park and Department of Defense land. 12 Comment
  UCD81598  Phalaris paradoxa Collector Unknown 1925-5-5 s.n. Yolo Causeway. 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
  CDA22388  Phoradendron macrophyllum G. D. Barbe 1968-1-11 861 Yolo University of California campus, west of extension of Anderson Road, 1/4 miles south of Russell Boulevard, Davis. 0 Comment
  CDA22389  Phoradendron macrophyllum G. D. Barbe 1968-1-11 861 Yolo University of California campus, west of extension of Anderson Road, 1/4 miles south of Russell Boulevard, Davis. 0 Comment
  RSA262362  Phoradendron macrophyllum John E. Moeur 1971-5-14 22 Yolo Parasitic on Juglans sp.; south Solanno Lake, 1/4 mi. west of the Putah Creek Diversion Dam. Comment
  UC1078783  Phoradendron macrophyllum Job Kuijt 1958-4-20 1507 Yolo 5 mi. n. Guinda (at Cache Creek); Cache Creek Comment
  UCD102184  Phoradendron serotinum subsp. macrophyllum Beecher Crampton 1980-2-19 9696 Yolo Yolo County, Davis. Comment
  UCD102187  Phoradendron serotinum subsp. macrophyllum D. H. Hartmann 1941-1-18 s.n. Yolo Near Putah Creek, Davis. Comment
  UCD127888  Phoradendron serotinum subsp. macrophyllum A. M. Shapiro 2011-12-5 s.n. Yolo City of Davis. U.C. Davis campus. On a leafless deciduous tree at the NW corner of California Way and Storer Mall. 15 Comment
  UCD38980  Phoradendron serotinum subsp. macrophyllum Beecher Crampton 1960-12-7 5812 Yolo UC Davis campus. Comment
  SEINET13203089 Image available Phyla nodiflora George K. Helmkamp, Mary Alice Barnes 2013-1 20526 Yolo Southern Sacramento Valley: Yolo Bypass Wildlife Area, 0.9 mile southeast of the junction of Chiles Road and I-80, between Sacramento and Davis (Davis 7.5' Q.) 13 Comment
  CHSC117306  Phyla nodiflora var. nodiflora B. Castro; Tom Boullion 2009-5-22 1783 Yolo Levee Repair Site Revegetation Monitoring: RM 85.6R.Sacramento Valley. Ca 3 air mi SE of Knights Landing, via Road 116B, W of 'Wild Irishman Bend' on topo map, on W bank of the Sacramento River at RM 85.6. 9 Comment
  UCD126763  Physalis lancifolia M. Ramos 1996-5-21 21 Yolo south side of Davis. 13 Comment
  UCD126783  Physalis philadelphica Donald Penner 1964-7-24 s.n. Yolo on northeast corner of 7th and F streets, Davis. Comment
  CDA16259  Phytolacca americana G. F. Hrusa 1997-10-13 14118 Yolo Sacramento Valley; Sacramento R. immediately S of I-5 ~ 5 mi E of Woodland (near tule canal). 0 Comment
  CDA36943  Picris echioides CDFA Staff s.n. Yolo Rominger Prop., north of County Road 19, east of County Road 92C, west of County Road 94B. 0 Comment
  SEINET10611985  Pinus canariensis Michael H. Nee 1988-8-18 Nee 36786 Yolo on Campus of U of California Comment
  SEINET8059915 Image available Pinus canariensis B. J. McCaskill 1954-4-13 230 Yolo Davis, University of California Campus; in parking near water tower at west end of Temporary Building 4 Comment
  UC1116687  Piptatherum miliaceum B. Crampton 1961-6-30 T.o. 2223 Yolo ne corner Israel; Davis Campus, Agronomy Experimental Areas Comment
  UCD35416  Piptatherum miliaceum Beecher Crampton 1956-7-12 3703 Yolo Davis, banks of Putah Creek. Comment
  UCD81607  Piptatherum miliaceum Collector Unknown 1950-6-1 s.n. Yolo Capay Valley Plots. Comment
  UCD89659  Piptatherum miliaceum A. A. Beetle 1942-10-1 1893 Yolo Near Davis. Comment
  CDA20514  Pistacia atlantica N. Patterson 2004-9-28 PDR 1295822 Yolo Sacramento Valley; Hwy 128 & Valley Oak, Winters. 0 Comment
  UCD15444  Pistacia chinensis Jean Shepard 1996-11-14 s.n. Yolo California, Yolo Co.; city of Davis, along 5th street near intersection with 'L' street. Comment
  SEINET10740517  Pistacia vera Stephanie Frischie 2000-10-7 Frischie 129 Yolo Davis Farmers' Market, Davis, CA. Comment
  SEINET12216215  Pittosporum tenuifolium Unknown 1950-1 s.n. Yolo Davis, University of California campus Comment
  UCD121069  Plagiobothrys A. A. Beetle 1945-2-15 4184 Yolo Putah Creek Canyon, west of Winters. Comment
  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
  UCD149351  Plagiobothrys canescens R. Gay 1954-4-14 s.n. Yolo City of Madison, V. Mast Ranch. 44 Comment
  UCD35271  Plagiobothrys canescens Beecher Crampton 1955-4-14 2479 Yolo Yolo County; 7.5 miles west of Davis, Moon Ranch. Comment
  UCD82150  Plagiobothrys canescens Jean Shepard 2000-3-24 95 Yolo Yolo County Grasslands Park: East of Davis, from intersection of I-80 and Mace Blvd., 3.5 mi. south on Mace Blvd. (County Road 104), thence east along unpaved entrance road, on south side of road. 12 Comment
  UC1278095  Plagiobothrys canescens var. canescens Beecher Crampton 1955-4-18 2504 Yolo dry creek bed 2 mi w Winters Comment
  UC1278097  Plagiobothrys fulvus Beecher Crampton 1955-4-11 2473 Yolo ca 7 mi w Davis; Moon Ranch Comment
  UCD160934  Plagiobothrys fulvus var. campestris J. Shepard 2012-4-7 861 Yolo West of Woodland, Co Rd 16 to Guinda. W on Forest Ave (Co Rd 53) about 1 mi to gate.Continue 1/4 - 1/2 mi past gate. Comment
  UCR118892  Plagiobothrys fulvus var. campestris Beecher Crampton 1953-4-9 1062 B Yolo Sacramento Valley, 3 miles west of Winters 46 Comment
  UCD36522  Plagiobothrys fulvus var. campestris Beecher Crampton 1954-4-15 1770 Yolo 2 miles west of city of Winters. Comment
  UCR119138  Plagiobothrys greenei Beecher Crampton 1967-4-12 7830 Yolo Sacramento Valley, 2 miles west of Winters. 46 Comment
  UCD33155  Plagiobothrys greenei Beecher Crampton 1967-4-12 7830 Yolo Yolo County, 2 miles west of Winters. Comment
  UCD55492  Plagiobothrys humistratus J. Shepard; E. Dean, B. Rice, P. and R. Unger, B. Salvia 2004-3-28 659 Yolo Yolo County Grasslands Park: East of Davis, from intersection of I-80 and Mace Blvd., 3.5 mi. south on Mace Blvd. (County Road 104), thence east on unpaved entrance road .4 mi., about 40 yd. west of DOD fence, thence south .25 mi. South of posted vernal pool area. 10 Comment
  UCD149077  Plagiobothrys hystriculus Carol W. Witham 2009-4-14 1562 Yolo DFG Tule Ranch vernal pools. Approximately 8 miles southeast of Davis. Southeast of the junctions of County Roads 38 and 105. 4 Comment
  UCD160559  Plagiobothrys nothofulvus Ellen Dean; Craig Thomsen 2015-3-21 8609 Yolo Audubon Bobcat Ranch. Western part of ranch, just north of Hwy 128 and N of Putah Creek. Area E of Bray Canyon at northwest end of large escarpment labeled 'spring' on topo maps. Burned in 2014. 304 Comment
  UCD160935  Plagiobothrys nothofulvus J. Shepard 2012-4-7 862 Yolo West of Woodland, Co Rd 16 to Guinda. W on Forest Ave (Co Rd 53) about 1 mi to gate. Continue 3/4 - 1 mi past gate. Comment
  UCD120889  Plagiobothrys nothofulvus Beecher Crampton 1953-4-9 1062 A Yolo 3 miles west of Winters. Comment
  UC917322  Plagiobothrys stipitatus J. D. Skoss 1948-5-30 Yolo 3 mi n Davis (county road) 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
  UCD82167  Plagiobothrys stipitatus J. Shepard 2001-2-25 378 Yolo Yolo County Grasslands Park: East of Davis, from intersection of I-80 and Mace Blvd., 3.5 mi. south on Mace Blvd. (County Road 104), thence east along unpaved entrance road nearly to DOD fence, thence south about .1 mi to most northerly large vernal pool straddling DOD fence. 12 Comment
  HSC3775  Plagiobothrys stipitatus M. Dole 1963-4-9 22 Yolo 1 mi. E of Zamora on Rd. 15 Comment
  SEINET5612793 Image available Plagiobothrys stipitatus Unknown 1974-1 11 Yolo California: Yolo County, Davis north of Covell. Thuis cheery little flower was found along side of the road boarding the agricultural area near Woodland. ; Flws. white and showy with yellow centers. Comment
  UCD120973  Plagiobothrys stipitatus C. J. W. 1915-5-31 s.n. Yolo About Davis. Comment
  UCD37913  Plagiobothrys stipitatus Beecher Crampton 1962-5-1 6357 Yolo Saxon Station, 7 miles southeast of city of Davis. Comment
  UCD73606  Plagiobothrys stipitatus var. micranthus Ellen Dean; Elizabeth Goebel 2008-4-7 4735 Yolo Audubon Bobcat Ranch, northwest of the city of Winters. Maxwell Flat in the northeastern part of the ranch that is accessed by a private road at the end of Moody Slough Road. 70 Comment
  UCR220404  Plagiobothrys stipitatus var. micranthus Jean V. Shepard 2000-4-13 131 Yolo Sacramento Valley, Yolo County Grasslands Park, east of Davis, 3.5mi south on Mace Blvd. (Co. Road 104) from intersection of Hwy I-80 and Mace Blvd., 1 mi east along unpaved entrance road. South of entrance road, past parking lots on the south side 12 Comment
  UCD121004  Plagiobothrys stipitatus var. micranthus K. Esau 1937-4-22 s.n. Yolo Putah. Comment
  UCD121018  Plagiobothrys stipitatus var. micranthus Steven Slagle 1964-4-7 50 Yolo Yolo Bypass, 1 mile north of Causeway. Comment
  UCD21357  Plagiobothrys stipitatus var. stipitatus J. Shepard 2001-3-9 386 Yolo Yolo County Grasslands Park: East of Davis, from intersection of I-80 and Mace Blvd., 3.5 mi. south on Mace Blvd. (County Road 104), thence east along unpaved entrance road. The north one of two large vernal pools straddling Department of Defense fence. 12 Comment
  UCD35934  Plagiobothrys tenellus Beecher Crampton 1953-4-9 1068 Yolo 2 miles west of Winters. Comment
  UCD33657  Plantago Beecher Crampton 1971-5-29 8716 Yolo Yolo County, 1 mile north of Davis (city limits) Comment
  UCD21419  Plantago coronopus J. Shepard 2002-4-21 510 Yolo Yolo County Grasslands Park: East of Davis, from intersection of I-80 and Mace Blvd., 3.5 mi. south on Mace Blvd. (County Road 104), thence east along unpaved entrance road to Sacramento Valley Soaring Society field, to the north. 12 Comment
  UCD146826  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
  UCD80927  Plantago elongata Ellen Dean; F. Singh, L. Raber, C. Kraintz, R. Ghaffarzadeh 2009-4-1 5330 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
  UCD34253  Plantago elongata var. californica Beecher Crampton 1978-6-27 9610 Yolo Yolo County, 4 miles S.E. of Woodland, T9N R2E sect. 11 N.E. 1/4. Comment
  CHSC100183  Plantago erecta John Dittes 2007-5-6 1450 Yolo Inner North Coast Range; Vaca Mountains (eastern edge); Audubon Bobcat Ranch; ca.4.0 air miles west by northwest of Winters, ca. 4.1 air miles northeast of Monticello Dam, ca., 0.6 air mile southwest of confluence of Enos Creek and Dry Creek. 111 Comment
  SFV8384  Plantago erecta K. Mullich 1972-4-2 6 Yolo North Coast Ranges Capay Valley. County Road 41, 2 miles east of Rumsey. 137 Comment
  UCD36176  Plantago erecta Beecher Crampton 1953-3-30 1045 Yolo 8 miles west of Dunnigan, Durst Ranch. Comment
  UCD124586  Plantago lanceolata Chas. Heiser 1947-7-6 1946 Yolo Davis. Comment
  UCD124364  Plantago major Beecher Crampton 1961-10-25 6055 Yolo Yolo County, 2 miles west of Bryte, along County Road 127, confluence of Sacramento Bypass and Yolo Bypass. Comment
  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
  UCD58056  Plectritis Ellen Dean; K. Mawdsley 2007-4-6 3596 Yolo Tuleyome Ireland Ranch. In inner coast range, northwest of the City of Winters, between Salt Creek and Enos Creek, just north of Wild Cow Mountain. SE portion of ranch. 515 Comment
  CHSC79368  Plectritis ciliosa Beecher Crampton 1967-5-3 7851 Yolo 2 miles west of Winters. Comment
  UCD33171  Plectritis ciliosa Beecher Crampton 1967-5-3 7851 Yolo 2 miles west of Winters. Comment
  UCD56748  Plectritis ciliosa Ellen Dean; M. Bibbo 2007-3-23 3440 Yolo Tuleyome Ireland Ranch. In inner coast range northwest of the City of Winters between Salt Creek and Enos Creek, just north of Wild Cow Mountain. SW portion of ranch. 649 Comment
  UCD168410  Plectritis congesta subsp. brachystemon Ellen Dean; M. Hoshovsky 2017-4-18 9320 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
  UCD58059  Plectritis congesta subsp. brachystemon Ellen Dean; K. Mawdsley 2007-4-6 3599 Yolo Tuleyome Ireland Ranch. In inner coast range, northwest of the City of Winters, between Salt Creek and Enos Creek, just north of Wild Cow Mountain. SE portion of ranch. 555 Comment
  UC1221773  Plectritis macrocera Beecher Crampton 1958-4-21 4710 Yolo 2.7 mi nw of Rumsey (above Cache Creek, along State Highway 16); State Highway 16 Comment
  SEINET780323  Plectritis macrocera Joseph Andorfer Ewan 1934-3-18 8683 Yolo Very abundant on steep grassy slope, blue oak association, side canyons of Patch Creek, 8 miles above Winters Comment
  UCD21328  Pleuropogon californicus J. Shepard 2000-6-3 299 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
  UCD33055  Pleuropogon californicus Beecher Crampton 1966-4-19 7652 Yolo Yolo County, 1/4 mile south of Saxon station site. Comment
  UCD90152  Pleuropogon californicus var. californicus Beecher Crampton 1973-4-16 8918 Yolo Saxon S.W. 1 Comment
  UCD90150  Pleuropogon californicus var. californicus Beecher Crampton 1966-4-19 7652 Yolo 1/4 mile south of Saxon Station. Comment
  RSA734401  Poa annua Keith E. Hoffmaster 1946-4-15 1070 Yolo Davis. Comment
  UCD147301  Poa annua Carol W. Witham 2003-4-11 946 Yolo DFG Tule Ranch vernal pools. Approximately 8 miles southeast of Davis. Southeast of the junctions of County Roads 38 and 105. 4 Comment
  UCD19455  Poa annua J. Shepard 2000-2-19 47 Yolo Grasslands Regional Park. East of Davis, from intersection of I-80 and Mace Blvd., 3.5 mi. south on Mace Blvd. (County Road 104), thence east along unpaved entrance road, then immediately north in graveled parking lot. 12 Comment
  UCD41018  Poa annua Carol W. Witham 2003-4-11 946 Yolo DFG Tule Ranch vernal pools. Approximately 8 miles southeast of Davis. Southeast of the junctions of County Roads 38 and 105. 4 Comment
  UCR119155  Poa bulbosa Beecher Crampton 1961-4-3 5848 Yolo Sacramento Valley, City of Davis. Southern Pacific railroad station. 15 Comment
  UCD73724  Poa secunda Ayzik Solomeshch 2004-5-14 s. n. Yolo Audubon Bobcat Ranch, west of the city of Winters. Southeastern corner of ranch. 83 Comment
  UCD33168  Poa secunda subsp. secunda Beecher Crampton 1967-5-3 7849 Yolo 2 miles W of Winters. Comment
  UCD36164  Poa secunda subsp. secunda Beecher Crampton 1953-3-23 1017 Yolo 6 miles W of city of Winters, Putah Canyon. Comment
  UCD90854  Poa secunda subsp. secunda Beecher Crampton 1970-4-13 8556 Yolo 1 mile N of Davis along Pole Line Road. Comment
  UCD92040  Poa secunda subsp. secunda R. Tofsrud 1951-4-1 s.n. Yolo SE of Davis in Saxon R.R. Station area. Comment
  CDA40766  Pogogyne douglasii G. D. Barbe 1984-5-7 4159 Yolo Yolo Bypass, east of the Glide Ranch headquarters. Comment
  UCD33975  Pogogyne douglasii Beecher Crampton 1975-6-11 9214 Yolo 1/4 mile south of Saxon Station. Comment
  RSA654047  Pogogyne douglasii subsp. parviflora Beecher Crampton 1975-5-23 9203 Yolo 1 mile SW of Saxon Station Comment
  UCD47916  Polycarpon tetraphyllum Ellen Dean 2005-5-3 2520 Yolo Yolo County. City of Davis. Albertson's Shopping Center, at Covell Blvd. and Anderson Rd. East side of shopping center. 15 Comment
  CDA2836  Polygonum arenastrum P. M. Goodwin 1932-5-3 Yolo Davis. 0 Comment
  SEINET5728967 Image available Polygonum aviculare Jeffrey Lowe 1967-1 8 Yolo ca. 100 yards behind administration Building, University of California; Davis 15 Comment
  CAS-BOT-BC414159  Polygonum aviculare subsp. aviculare P. M. Goodwin 1932-5-3 s.n. Yolo Davis Comment
  UCD59384  Polygonum aviculare subsp. depressum Ellen Dean; Kate Mawdsley 2007-6-8 3859 Yolo Tuleyome Ireland Ranch, Inner Coast Ranges, northwest of the city of Winters, between Salt Creek and Enos Creek, just N of Wild Cow Mtn. Central part of ranch below main loop road. Near dried stock pond and the small drainage that feeds it. 584 Comment
  UCD99985  Polygonum aviculare subsp. depressum C. J. W. 1913-4-1 309 Yolo Davis. 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
  UC1562682  Polygonum persicaria Barbara Ertter 1988-10-21 7989 Yolo at Rd 89 crossing just w I-505 (e of gravel pits 1.5 mi n of Madison, ca 10 air mi w of Woodland); Sacramento Valley, Cache Creek 36 Comment
  UCD47762  Polypodium calirhiza A. Laffin; S. Holck and A. Randall 2002-4-13 7 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. 11 yds. From the N side of the road. 488 Comment
  SACT002108  Polypogon interruptus John Willoughby 1976-7-29 Yolo at fishing access, in moist ground, riparian woodland Comment
  SACT002110  Polypogon interruptus John Willoughby 1976-7-29 Yolo at fishing access, moist ground, riparian woodland Comment
  UCD51644  Polypogon interruptus Beecher Crampton 1974-6-18 9059 Yolo 6 miles west of Winters, Putah Creek. Comment
  UCD84350  Polypogon maritimus Ayzik Solomeshch 2009-5-19 s.n. Yolo Yolo Bypass. Glide Ranch. 4 Comment
  UCD91181  Polypogon maritimus Beecher Crampton 1957-5-14 4023 Yolo 1.3 miles west of Zamora. Comment
  CAS-BOT-BC232560  Polypogon monspeliensis Clarence R. Quick 1970-5-31 70 -16 Yolo Over yard and at edges of garden, Nettie M. Pylman, Merritt Island near Clarksburg Comment
  CHSC114329  Polypogon monspeliensis D. G. Kelch 2007-5-18 7318 Yolo Yolo Causeway, 0.4 mi E of Levee Rd. /RR crossing. 4 Comment
  POM113069  Polypogon monspeliensis Chas. H. Quibell 1926-08 s.n. Yolo Bed of North Branch of Putah Creek near Davis. 15 Comment
  SACT002032  Polypogon monspeliensis Brian Brown 1975-10-10 Yolo Dry habitat Comment
  UCD36101  Polypogon monspeliensis Beecher Crampton 1952-10-27 879 Yolo Yolo County, I.5 miles north of city of Davis, along Road 101A. Comment
  UCD91241  Polypogon monspeliensis A. A. Beetle 1942-6-1 3730 Yolo Davis. Comment
  UCD91300  Polypogon monspeliensis Beecher Crampton 1961-10-25 6058 Yolo Yolo County, 2 miles west of Bryte, along County Road 127, junction of Sacramento Bypass and Yolo Bypass. Comment
  SACT002062  Polypogon semiverticillatus John Willoughby 1979-8-13 Yolo Collected at fishing access point, in riparian woodland. Comment
  CAS-BOT-BC102688  Populus fremontii A. A. Heller; H. E. Brown 1902-4-29 s.n. Yolo Near Madison Comment
  RSA273241  Populus fremontii Glenn A. Gorelick 1965-10-3 s.n. Yolo Along Putah Creek. Davis. Comment
  UCD110627  Populus fremontii subsp. fremontii Lynn B. Hendrix 1962-4-28 30 Yolo UC Davis. Comment
  UCD21197  Populus nigra J. Shepard 2000-2-19 51 Yolo Yolo County Grasslands Park: East of Davis, from intersection of I-80 and Mace Blvd., 3.5 mi. south on Mace Blvd. (County Road 104), thence east along unpaved entrance road. Northeast of parking lot, in rows. 12 Comment
  CDA19096  Potamogeton pectinatus T. Koschnick 2000-10-2 s.n. Yolo Cottonwood Canal, W of Woodland. Ballooned plant. Fertilizer runoff? 0 Comment
  UCD113974  Poterium sanguisorba D. H. Hartmann 1941-6-28 s.n. Yolo Davis, near Agronomy plots. Comment
  RSA0005578  Proboscidea louisianica John H. Thomas 1960-8-30 8869 Yolo 5 miles S of Winters along Hwy to Vacaville. Comment
  UC1192045  Proboscidea louisianica subsp. louisianica Malcolm A. Nobs and S. Galen Smith 1949-7-18 1005 Yolo n Winters; Alkaline Grasslands of the San Joaquin Valley, Sacramento Comment
  UCD146709  Proboscidea louisianica subsp. louisianica G. F. Hrusa 1998-7-5 14667 Yolo immediately south of Guinda on Highway 16. Comment
  SBBG115941  Prosopis glandulosa var. torreyana W. R. Russell 1959-6-26 Yolo 400 block Main St; Winters Comment
  UCD23088  Prunus caroliniana Gary Breckon 1970-4-1 s.n. Yolo Collected near art complex, 619 Poleline. Comment
  SEINET10771513  Prunus dulcis Stephanie Frischie 2000-10-7 Frischie 127 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-BC357194  Pseudognaphalium luteoalbum Clarence R. Quick 1970-7-3 70 -23 Yolo In yard of Nettie M. Pylman, Merritt Island near Clarksburg Comment
  RSA10435  Psilocarphus brevissimus C. B. Wolf 1928-5-8 2133 Yolo Sacramento Valley; 4 miles N of Zamora. Comment
  UCD135264  Psilocarphus brevissimus H. A. Borthwick 1925-5-21 1651 Yolo Causeway. Comment
  UCD144435  Psilocarphus brevissimus Carol W. Witham 2003-4-7 896 Yolo DFG Tule Ranch vernal pools. Approximately 8 miles southeast of Davis. Southeast of the junctions of County Roads 38 and 105. 4 Comment
  UCD72410  Psilocarphus brevissimus Ellen Dean; Kate Mawdsley 2008-4-16 4815 Yolo Woodland Regional Park, SE side of Woodland, just south of the intersection of County Roads 102 and 25, Aeromodelers field, just east of road 102. 0 Comment
  UCD82173  Psilocarphus brevissimus J. Shepard 2002-4-18 522 Yolo Yolo County Grasslands Park: East of Davis, from intersection of I-80 and Mace Blvd., 3.5 mi. south on Mace Blvd. (County Road 104), thence east 0.5 miles along unpaved entrance road to Department of Defense fence. South to second large vernal pool. 12 Comment
  UCD133715  Psilocarphus brevissimus Beecher Crampton 1978-5-8 9573 Yolo 1/4 mile south of Saxon Station. NE. quarter. Comment
  CAS-BOT-BC361734  Psilocarphus brevissimus var. brevissimus A. A. Heller; H. E. Brown 1902-4-30 5424 Yolo Near Black's Comment
  UC1278027  Psilocarphus brevissimus var. brevissimus B. Crampton 1952-11-7 911 Yolo about 3 mi nw Davis Comment
  UCD21286  Psilocarphus brevissimus var. brevissimus J. Shepard 2000-5-1 181 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
  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
  UCD133717  Psilocarphus oregonus Beecher Crampton 1978-5-8 9574 Yolo 1/4 mile south of Saxon Station. NE. quarter. Comment
  UCD59364  Psilocarphus tenellus Ellen Dean; Kate Mawdsley 2007-6-8 3840 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
  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
  UCD93370  Puccinellia nuttalliana Beecher Crampton 1953-5-5 1207 Yolo 6 miles NE Davis. Comment
  SBBG40536  Puccinellia simplex B. Crampton 1961-3-27 5846 Yolo 1.5 mi N of Davis Comment
  SD180611  Puccinellia simplex Beecher Crampton 1954-4-21 1777 Yolo 1.5 miles north of city of Davis, alkali flats Comment
  SD72048  Puccinellia simplex Beecher Crampton 1962-4-23 6233 Yolo 3 miles north of Davis along pole line road, ditchbank 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
  UCD141581  Puccinellia simplex Ellen Dean 2013-4-19 7700 Yolo Along C.R. 103 near Conaway Ranch, east side of road. About 1 mile south of C.R. 25. Remnant alkali plain vegetation along ca. 50 ft. of roadside, in a sea of roadside weeds. 10 Comment
  UCD34248  Puccinellia simplex Beecher Crampton 1978-6-26 9605 Yolo Yolo County, 4 miles S.E. of Woodland, T9N R2E sect. 11 N.E. 1/4. Comment
  UCD36526  Puccinellia simplex Beecher Crampton 1954-4-21 1777 Yolo 1.5 miles north of city of Davis. Comment
  UCD37839  Puccinellia simplex Beecher Crampton 1962-4-23 6233 Yolo Yolo County, 3 miles north of city of Davis, Pole Line Road. Comment
  UCD92215  Puccinellia simplex A. A. Beetle 1946-4-15 4370 Yolo Woodland airport. Comment
  UCD92217  Puccinellia simplex A. A. Beetle 1946-4-15 4672 Yolo Woodland airport. Comment
  UCD92229  Puccinellia simplex Beecher Crampton 1960-3-10 5480 Yolo 2 miles north of Davis. Comment
  UCD92241  Puccinellia simplex Beecher Crampton 1978-6-26 9605 Yolo Yolo County, 4 miles S.E. of Woodland. 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
  SEINET10890763  Punica granatum Stephanie Frischie 2000-10-7 Frischie 123 Yolo Davis Farmers' Market, Davis, CA. Comment
  SEINET10628530  Pyrus Stephanie Frischie 2000-10-7 Frischie 125 Yolo Davis Farmers' Market, Davis, CA. Comment
  SEINET10773908  Pyrus Stephanie Frischie 2000-10-7 Frischie 105 Yolo Davis Farmers' Market, Davis, CA. Comment
  UCD73674  Quercus X morehus Ayzik Solomeshch 2004-5-5 s. n. Yolo Audubon Bobcat Ranch, northwest of the city of Winters. Northeastern part of ranch, Maxwell Flat area, accessed by private road that is at the end of Moody Slough Rd. 71 Comment
  UCD164519  Quercus berberidifolia Craig D. Thomsen 2006-8-16 2706 Yolo Camp Haswell County Park. 182 Comment
  UCD45476  Quercus chrysolepis Don K. Sexton 1955-10-16 s.n. Yolo Along U.S. Highway 40 near point of intersection with Old Davis Highway (Olive Road), ca. 1/2 mile east of Davis, Yolo County, California. Comment
  UC993153  Quercus douglasii J. M. Tucker 1948-9-22 1870 Yolo 1.3 mi w Guinda Comment
  UCD45763  Quercus douglasii Beecher Crampton 1968-8-6 8340 Yolo 3 miles west of Winters, along State Hwy. 128. Comment
  CDA35912  Quercus lobata P. Akers 2002-9-19 StB- 080 Yolo Sacramento Valley; E of Marysville on Smartville & Beale AFB Rd, 0.1 mi S of Waldo Rd. 0 Comment
  JEPS84701  Quercus lobata John W. Willoughby 1977-5-12 2421 Yolo 2.9 mi w State Highway 128 junction with County Road 86 (along State Highway 128, between road and Putah Creek); Vaca Mountains Comment
  RSA754070  Quercus lobata George K. Helmkamp, E. A. Helmkamp 2007-9-17 12972 Yolo 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
  UCD14598  Quercus lobata Wendy Weber 1989-6-10 24 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
  UCD34166  Quercus lobata Beecher Crampton 1977-6-16 9503 Yolo county road 32, 1 mile west of the Fairfield school. Comment
  UCD46790  Quercus lobata H. B. Nidever 1951-5-19 40 Yolo 4 miles south of Woodland, near dry creek bed, Yolo County, California. 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
  SEINET6693926 Image available Quercus suber J. M. Tucker 1965-1 3819 Yolo West Quad, Univ. of California Davis. Comment
  UCD20583  Quercus wislizeni E. Dean; with M. Bibbo 2002-7-5 1126 Yolo East of McLaughlin UC Reserve and Davis resevoir. West of Cache Creek drainage. Along Rayhouse Road 2 road miles E of jct with road to Soda Springs and gate into McLaughlin reserve. 472 Comment
  UCD73615  Quercus wislizeni Ellen Dean; Elizabeth Goebel 2008-4-7 4742 Yolo Audubon Bobcat Ranch, northwest of the city of Winters. Maxwell Flat, near Dry Creek road crossing. 76 Comment
  CAS-BOT-BC539331  Quercus wislizeni John M. Tucker 2002-3-27 4550 Yolo University of California Davis, Arboretum, S side of arboretum waterway, ca 100 yds E of Environmental Horticulture buildings Comment
  UC1228171  Rafinesquia californica Beecher Crampton 1961-5-22 5875 Yolo 5 mi w Winters (along Calif Hwy 128) Comment
  UC118269  Ranunculus canus T. S. Brandegee 1893-3-8 Yolo Woodland Comment
  UCD95802  Ranunculus canus H. T. Hartmann 1942-3-30 s.n. Yolo 5 miles east of Winters. Comment
  UCD55496  Ranunculus muricatus J. Shepard 2004-3-24 646 Yolo City of Davis. SE corner of intersection of Tulip Lane and Temple Drive, Slide Hill Park. Comment
  SEINET215114  Ranunculus occidentalis A. Sutherland 1963-2-20 3 Yolo CA Hwy 128 ca 10 mi E of boat landing on Lake Berryessa Comment
  UCD22456  Raphanus Joe Di Tomaso 2003-7-15 s.n. Yolo University Farm. Grass flats, Field A. Comment
  UCD80918  Raphanus raphanistrum Ellen Dean; F. Singh, L. Raber, C. Kraintz, R. Ghaffarzadeh 2009-4-1 5321 Yolo city of Woodland. Mavis Henson field property on the east side of County Road 102, just south of County Road 25. Property owned by city of Woodland. 9 Comment
  CDA16210  Raphanus sativus G. F. Hrusa 1999-4-25 15026 Yolo Sacramento Valley; I-5 exit to River Rd., +- 3-4 mi S of Woodland on W side. 5 Comment
  CDA30836  Raphanus sativus M. Beyers 2010-5-12 436 Yolo On strip of median that separates north and southbound I-505. 43 Comment
  UCD115170  Raphanus sativus Cay Collette 1975-5-10 14 Yolo Knight's Landing. Approximately 100 feet from the Sacramento River. 15 Comment
  UCD115226  Raphanus sativus K. Twitchell 1996-4-21 15 Yolo Davis, Road 96 near Russell Boulevard. 22 Comment
  RSA681417  Rhamnus californica Annuschka Deb 1989-2-24 21 Yolo Eschscholz Comment
  UCD14495  Rhamnus davurica John M. Tucker 1981-5-19 4455 Yolo California, Yolo Co.; University of California, Davis, Dept. of Environmental Horticulture shrub block; Comment
  UCD160562  Rhamnus ilicifolia Ellen Dean; Craig Thomsen 2015-3-21 8611 Yolo Audubon Bobcat Ranch. Western part of ranch, just north of Hwy 128 and N of Putah Creek. Area E of Bray Canyon at northwest end of large escarpment labeled 'spring' on topo maps. Burned in 2014. 243 Comment
  UCD56761  Rhamnus ilicifolia Ellen Dean; M. Bibbo 2007-3-23 3453 Yolo Tuleyome Ireland Ranch. In inner coast range northwest of the City of Winters between Salt Creek and Enos Creek, just north of Wild Cow Mountain. Western/Central portion of ranch near unimproved access loop road. 624 Comment
  HSC2212  Rhus aromatica Annatta Carter 1938-5-7 1369 Yolo N facing slope, Cache Creek Canyon, 3.6 mi. N of Rumsey. 152 Comment
  SEINET4178239 Image available Rhus diversiloba Neil A. Harriman 1988-1 18610 Yolo Along Putah Creek beside state route 128 below Berryessa Lake, at Fishing Area #5. Comment
  SEINET3871794  Rhus trilobata Richard 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.; 0 180 Comment
  POM257185  Rhus trilobata var. pilosissima Annetta Carter 1938-5-7 1369 Yolo Cache Creek Canyon, 3.6 miles north of Rumsey 152 Comment
  RSA140273  Rhus trilobata var. pilosissima Jill S. Miller 1959-4-20 5 Yolo Cache Creek Canyon, 6 miles northwest of Rumsey, State Highway 16 Comment
  UCD164021  Ribes aureum Jean Shepard 2016-2-25 901 Yolo City of Davis. Myrtle Pl. Comment
  UCD39741  Ricinus communis Beecher Crampton 1957-10-30 s.n. Yolo Agronomy Experimental Areas, Davis Campus. Comment
  SEINET12521460 Image available Ricinus communis J. M. Tucker 1950-9-9 Yolo E side of Viticulture Building University of California Campus Comment
  UC638701  Rigiopappus leptocladus Ethel Crum 1938-5-7 2001 Yolo four mi n Rumsey; Inner North Coast Range, Cache Creek Canyon 152 Comment
  UCD168418  Rigiopappus leptocladus Ellen Dean; M. Hoshovsky 2017-4-18 9331 Yolo Audubon Bobcat Ranch. Lands to the north of Hwy 128. Eastern part of ranch northwest of ranch headquarters; ridge northeast of Rattlesnake Rock. Area has burned three times in the past three years. 264 Comment
  UCD115302  Rorippa curvisiliqua Collector unknown 1932-5-1 s.n. Yolo Putah Creek. Comment
  CAS-BOT-BC146359  Rosa Beecher Crampton 1987-4-25 10095 Yolo Solano County border, Mace road crossing of south fork of Putah Creek, ca. 3 miles S.E. of Davis Comment
  CAS-BOT-BC147395  Rosa californica Beecher Crampton 1986-9-8 10071 Yolo Sacramento River, 3.5 miles north of Elkhorn Comment
  CHSC83206  Rosa californica Beecher Crampton 1987-4-25 10095 Yolo Yolo County, Solano County border, Mace road crossing of south fork of Putah Creek, ca. 3 miles S.E. of Davis. 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
  SEINET5734336 Image available Rosa californica Carlos M. Rivera 1969-1 10 Yolo Ca. 0.5 mi. S of jct. of Pleasants Valley Rd. & Putah Creek Rd.; Winters Comment
  UCD32889  Rostraria cristata Beecher Crampton 1965-4-27 7298 Yolo Yolo County, 3 miles N.W. of Dunnigan, County road between forks of Buckeye Creek, 14.5 miles N. Capay. Comment
  UCD92309  Rostraria cristata R. Tofsrud 1949-5-1 s.n. Yolo ca. 3 miles west of Winters. 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
  UCD113769  Rubus armeniacus Mark Pearson 1979-4-19 11 Yolo 4.7 miles west of Road 113 on Road 31. Next to dry creekbed. 13 Comment
  UCD167573  Rubus ursinus H. Olmo; T. S. Mallah 1952-3-1 52 08 59 Yolo California. Yolo County: UC Davis Experimental Plots. Comment
  UCD141668  Rumex conglomeratus Ellen Dean; M. Taylor, K. MacMillan 2013-6-13 7793 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
  UCD81034  Rumex conglomeratus Ellen Dean; F. Singh, L. Raber, C. Kraintz, R. Ghaffarzadeh 2009-4-1 5338 Yolo city of Woodland. Mavis Henson field property on the east side of County Road 102, just south of County Road 25. Property owned by city of Woodland. Old rodeo area. Buildings gone now. 9 Comment
  CAS-BOT-BC421730  Rumex conglomeratus John W. Willoughby 1979-8-13 4418 Yolo Vaca Mountains. Putah Creek, fishing access along State Highway 128 about 1.2 miles northwest of the junction of the highway and Pleasants Valley Road (County Road 86), along banks of Putah Creek 60 Comment
  CHSC59794  Rumex crispus Janet Beckman 1975-5-23 34 Yolo 10 feet up bank from water's edge; north side of Dry Slough, 60 feet north of intersection of County Road 98 and Road 29. 18 Comment
  UCD101163  Rumex crispus Carol W. Witham 2003-4-7 899 Yolo DFG Tule Ranch vernal pools. Approximately 8 miles southeast of Davis. Southeast of the junctions of County Roads 38 and 105. 4 Comment
  UCR257138  Rumex crispus George K. Helmkamp, Mary Alice Barnes 2013-5-8 20507 Yolo Southern Sacramento Valley, Yolo Bypass Wildlife Area, 0.9 mile southeast of the junction of Chiles Road and I-80, between Sacramento and Davis 13 Comment
  SEINET4199900  Rumex crispus Schank 1959-3-28 s.n. Yolo 10 mi N of Davis on a back country road 15 Comment
  CDA22905  Rumex dentatus D. G. Kelch 2007-5-18 7 .328 Yolo Yolo Causeway, 0.4 mi E of Levee Rd. / RR crossing. Comment
  UCD81390  Rumex occidentalis M. Wiesendanger 1927-4-29 591 Yolo Davis. University Farm. Comment
  UCD101402  Rumex persicarioides P. B. Kennedy 1920-6-23 s.n. Yolo Holland Land Co. Clarksburg, Sacramento River. Comment
  UCD81016  Rumex pulcher Drew Maraglia 2009-4-15 4 Yolo Mavis Henson Field, owned by city of Woodland. East side of County Road 102, just south of County Road 25. Southern edge of drainage pond. 9 Comment
  UCD34108  Rumex pulcher Beecher Crampton 1976-7-1 9401 Yolo Yolo County, Davis. Comment
  UCD77979  Rumex stenophyllus Robert E. Preston 1998-5-3 1099 Yolo U. C. Davis campus, in fields on E side of Veterinary Hospital 17 Comment
  UCD138025  Sagittaria longiloba R. N. Raynor 1943-9-1 s.n. Yolo Knights' Landing. Comment
  UCD35233  Sagittaria longiloba Beecher Crampton 1954-9-28 2279 Yolo 5 miles east of Davis. Comment
  UCD41158  Salix N. Nicola 2002-4-10 176 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
  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
  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
  SBBG34168  Salix breweri E. L. Smith 1967-5-7 Yolo Putah Crk Cyn, 7 mi W of Winters 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
  UC1786432  Salix breweri Edward L. Smith 1966-4-8 721 Yolo Putah Canyon near Solano/Yolo county line. Comment
  UCD110790  Salix breweri Edward L. Smith 1967-5-7 s.n. Yolo Putah Creek Canyon, 7 miles west of Winters. 76 Comment
  UCD110798  Salix breweri Edward L. Smith 1967-8-10 910 Yolo Putah Creek Canyon, 7 miles west of Winters. 76 Comment
  UCD110869  Salix exigua H. A. Borthwick 1925-5-14 1926 Yolo Davis. Comment
  UCD110921  Salix exigua Joseph M. DiTomaso 1976-4-9 383 Yolo Below Monticello Dam at Lake Berryessa, above Putah Creek. 121 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
  UCD34620  Salix exigua Beecher Crampton 1986-9-8 10066 Yolo Yolo County, Sacramento River, site of Elkhorn Ferry. 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
  UCR146300  Salix exigua Beecher Crampton 1987-3-31 10091 Yolo 6.5 mi west of Winters along Putah Creek Comment
  RSA0011219  Salix exigua Todd K. Fuller 1975-5-3 1 Yolo Intersection of Putah Creek Road and County Road 98. Comment
  HSC62849  Salix exigua var. hindsiana J. M. DiTomaso 1979-5-12 996 Yolo Next to Putah Creek below Monticello Dam 91 Comment
  UC437344  Salix exigua var. hindsiana Tracy I. Storer 1912-6-29 Yolo Rumsey Comment
  CAS-BOT-BC104025  Salix gooddingii H. K. Wagnon 1983-4-25 1716 Yolo West Sacramento near the locks along Sacramento River Comment
  CAS-BOT-BC104027  Salix gooddingii Roxana Stinchfield 1916-7-1 480 Yolo mouth of Buckeye Cr. Comment
  CDA12891  Salix gooddingii G. F. Hrusa 1996-3-25 12697 Yolo Central Valley; Tule Canal, approx. 1/2 mile E of Interstate 5 on S side of Yolo Bypass. Comment
  UCD110950  Salix gooddingii H. A. Borthwick 1925-5-11 1925 Yolo Davis. Comment
  UCD80934  Salix gooddingii Ellen Dean; F. Singh, L. Raber, C. Kraintz, R. Ghaffarzadeh 2009-4-1 5337 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. SE corner of drainage pond near old rodeo area. 9 Comment
  SEINET10392472  Salix gooddingii A. A. Heller 1902-4-29 5419 Yolo Near Madison. Comment
  CAS-BOT-BC104058  Salix hindsiana Beecher Crampton 1986-9-3 10059 Yolo ca. 3.5 miles N.W. of Davis, Dry Slough and road 99 Comment
  CAS-BOT-BC228572  Salix laevigata Beecher Crampton 1986-9-3 10060 Yolo Ca. 3.5 miles N.W. of Davis, Dry Slough and road 99 Comment
  CHSC79360  Salix laevigata Beecher Crampton 1975-6-24 9228 Yolo Putah Creek Canyon, 6.5 miles west of Winters. Comment
  SBBG83461  Salix laevigata C. de Leon 1975-5-4 29 Yolo Putah Crk, 2 mi E on St Hwy 128 from Monticello Dam 201 Comment
  UCD111141  Salix laevigata Milton Workman 1953-3-21 14 Yolo Putah Creek bank near rodeo arena, University of California, Davis. 12 Comment
  UCD16132  Salix laevigata Gregory Brickner 1984-4-7 2 Yolo California. Yolo County: along the banks of Putah Creek near Stevenson's Bridge. 24 Comment
  UCD34644  Salix laevigata Beecher Crampton 1987-3-31 10089 Yolo Yolo County, 6.5 miles west of Winters along Putah Creek. Comment
  UCD81012  Salix laevigata Jose-Luis Rayas; with PLB 102 students 2009-4-26 4 Yolo Audubon Bobcat Ranch, lands to the north of Hwy 128 on north side of Putah Creek, downstream of Monticello Dam. Edge of Bray Creek. 83 Comment
  UCD34617  Salix lasiandra var. lasiandra Beecher Crampton 1986-9-3 10063 b Yolo Yolo County, 4.5 miles north of Davis, Willow Slough and road 27. Comment
  UCD20590  Salix lasiolepis E. Dean; with M. Bibbo 2002-7-5 1133 Yolo East of McLaughlin UC Reserve and Davis resevoir. West of Cache Creek drainage. Along Rayhouse Road 1.8 road miles E of jct with road to Soda Springs and gate into McLaughlin reserve. 457 Comment
  UCD34606  Salix lasiolepis Beecher Crampton 1986-8-26 10053 Yolo Yolo County, ca. 5-6 miles west of Winters along Putah Creek, public access area. Comment
  UCD34622  Salix lasiolepis Beecher Crampton 1986-9-8 10068 Yolo Yolo County, Sacramento River, 3.5 miles north of Elkhorn, sandy flat. Comment
  UCD126788  Salpichroa origanifolia Beecher Crampton 1977-8-23 9522 Yolo Davis, vacant lot along G St. between 5th and 6th. Comment
  UCD162404  Salpichroa origanifolia Beecher Crampton 30 Nov1953 1741 Yolo University of California Davis. 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
  UCD38944  Salsola tragus Beecher Crampton 1961-10-17 6030 Yolo UC- Davis campus southeast of the airport, along old Putah Creek channel. Comment
  SEINET242379 Image available Salsola vermiculata Beecher Crampton 1976-10-28 T.O. 4657 Yolo UC Davis agronomy experimental area, plant introduction nursery, row B-11 Comment
  UCD41150  Salvia uliginosa var. rufescens N. Nicola 2002-7-23 245 Yolo Eastern foothills of inner north coast range, Capay Valley. North of Guinda, Rd 43 off Hwy 16; Fullbelly Farm. Comment
  UCD15075  Sambucus mexicana Susan J. Schmidale 1977-4-16 13 Yolo California, Yolo Co.; Davis, ca. 1/4 mile east of Highway 113, 1/4 mile west of the Southern Pacific Railroad Tracks and 1/2 mile north of Road 29; 15 Comment
  UCD15077  Sambucus mexicana Steven E. Smith 1977-5-4 21 Yolo California, Yolo Co.; U.C. Davis, 30 m. north of the bank of the south fork of Putah Creek (1/2 mile) east of Old Davis Road and 1.5 miles south of Mrak Hall; 15 Comment
  UCD137618  Sambucus nigra subsp. caerulea A. S. Crafts 1926-6-1 163 Yolo University Farm Campus, Davis. Putah Creek. Comment
  UCD67990  Sambucus nigra subsp. caerulea M. Thibodeau 1995-5-24 21 Yolo Along Putah Creek, at University of California, Davis picnic grounds. Found on North side of creek, on streambank. A large shrub. 17 Comment
  UCD80919  Sambucus nigra subsp. caerulea Ellen Dean; F. Singh, L. Raber, C. Kraintz, R. Ghaffarzadeh 2009-4-1 5322 Yolo city of Woodland. Mavis Henson field property on the east side of County Road 102, just south of County Road 25. Property owned by city of Woodland. 9 Comment
  CAS-BOT-BC227677  Sanguisorba Don Sexton 1963-5-24 s.n. Yolo Unspecified Comment
  JEPS84636  Sanicula bipinnata John W. Willoughby 1977-3-16 1911 Yolo low foothills n State Highway 128 (1.3 mi e of its junction with Pleasants Valley Rd (County Rd 86), large turnout on n side of hwy, apricot orchard s of hwy); Vaca Mountains 48 Comment
  UCD128000  Sanicula bipinnata Ogden C. Riddle 1942-3-30 40 Yolo south Putah Canyon. Comment
  UCD62843  Sanicula bipinnata Michael J. Bower; Plant Biology 102 students 2008-4-6 3 Yolo Yolo County; Audubon Bobcat Ranch, lands to the north of Hwy 128 on north side of Putah Creek downstream of Monticello Dam. Bray Canyon. 100 Comment
  UCD63067  Sanicula bipinnata Ellen Dean 2008-4-9 4776 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
  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
  RSA0048660  Sanicula bipinnatifida Keith E. Hoffmaster 1939-4-6 901 Yolo Putah Can. Comment
  RSA29243  Sanicula bipinnatifida Joseph A. Ewan 1934-3-18 8692 Yolo Putah Creek, 6 mi. above Winters. Comment
  UCD127649  Sanicula bipinnatifida Beecher Crampton 1978-3-16 9546 Yolo 2 miles west of Winters. Foothills. 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
  CHSC83200  Schoenoplectus acutus var. occidentalis Charles F. Battaglia 1998-5-17 12 Yolo Two miles north of Covell Blvd., on Pole Line Rd. at Willow Slough; just north of city of Davis. In reference to bridge crossing slough on Pole Line Rd., site is on northwest side, where terrace, 40 ft. wide, runs parallel with channel. 15 Comment
  UCD141671  Schoenoplectus acutus var. occidentalis Ellen Dean; M. Taylor, K. MacMillan 2013-6-13 7794 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
  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
  UCD149345  Schoenoplectus americanus Collector Unknown 1925-6-1 s.n. Yolo Causeway. 4 Comment
  POM219530  Schoenoplectus maritimus H. F. Copeland 1926-5-4 570 Yolo Near Davis Comment
  UC444895  Scrophularia californica Francis Ramaley 1917-1-1 11315 Yolo 8 mi w Winters Comment
  UCD124834  Scrophularia californica Ogden C. Riddle 1942-3-30 51 Yolo Putah Creek, 4 miles west of Recreation Beach. (Note: 4 mi west is near Wragg Canyon in what used to be Putah Canyon in Napa County. Collector may have meant 4 mi east, which is also in Putah Canyon but in Yolo County. Record is georeferenced in Napa County). Comment
  UCD124839  Scrophularia californica Gary W. Sanderson 1960-4-13 253 Yolo Cache Creek Basin, State Highway 16, ca. 5 miles northwest of Rumsey. Comment
  UC936068  Secale G. L. Stebbins Jr. 1950-8-13 Yolo Davis Comment
  UC972272  Secale G. L. Stebbins Jr. 1952-7-17 Yolo Davis Comment
  UCD92571  Secale cereale Collector unknown 1925-5-9 2108 Yolo Davis. Comment
  RSA0074776  Sedum spathulifolium C. F. Baker 1907-3-6 3236 Yolo Cache Creek Canyon. 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
  UCD20792  Senecio vulgaris N. Nicola 2001-3-14 008 Yolo Sacramento Valley, 4 miles west of Woodland, at Cache Creek Nature Preserve, riparian zone of Cache Creek. Comment
  UCD80912  Senecio vulgaris Ellen Dean; F. Singh, L. Raber, C. Kraintz, R. Ghaffarzadeh 2009-4-1 5316 Yolo city of Woodland. Mavis Henson field property on the east side of County Road 102, just south of County Road 25. Property owned by city of Woodland. 9 Comment
  CAS-BOT-BC364703  Senecio vulgaris Beecher Crampton 1977-3-2 9449 Yolo Davis Comment
  RSA562289  Senecio vulgaris D. Charlton 1990-3-3 4169 Yolo Southwest of University of California, Davis, frontage road off Highway 80. 15 Comment
  SEINET11268178  Sesbania punicea Barry Rice 2004-6-2 s.n. Yolo In the city of Davis.; 0 Comment
  UCD142973  Sesuvium verrucosum Ellen Dean; C. Robbins 2013-8-28 7990 Yolo Eastern edge of the City of Woodland. Property owned by the City of Woodland. North of Gibson Road extension on E side of Pole Line Rd. (County Rd. 102); north of existing sewer plant in an area that once had evaporation ponds. Area was recently used as borrow pit for the raised soil slab that has been prepared for the Woodland- Davis water treatment plant construction project (for clean drinking water.) Borrow pit is just south of that slab. 0 Comment
  SBBG115366  Setaria parviflora B. Crampton 1965-7-27 7474 Yolo ca. 2.5 mi NNW of Davis on US Hwy 99 Comment
  SBBG26322  Setaria parviflora B. Crampton 1965-7-27 Yolo US Hwy 99, 2.5 mi NNW of Davis Comment
  UCD32956  Setaria parviflora Beecher Crampton 1965-8-2 7475 Yolo Yolo County, just north of city limits of Davis on Pole Line rd.. Comment
  UCD36452  Setaria pumila Beecher Crampton 1953-8-26 1613 Yolo Yolo County, city of Davis, University of California campus. Comment
  UCD92697  Setaria pumila Beecher Crampton 1953-8-27 1615 Yolo city of Davis, Davis High School. Comment
  HSC102727  Setaria pumila subsp. pumila J. P. Smith 2013-8-23 13776 Yolo Weed in a walnut orchard. 134 Comment
  UCD32822  Setaria verticillata Beecher Crampton 1964-8-3 7137 Yolo Yolo County, Davis. Comment
  UCD92815  Setaria verticillata Beecher Crampton 1961-7-14 5930 Yolo city of Davis. Comment
  CDA161  Setaria viridis J. A. Ogle Jun 1924 Yolo Davis. 0 Comment
  UCD92886  Setaria viridis Collector unknown 1925-6-16 2116 Yolo University Farm campus. Comment
  UCD116610  Sidalcea diploscypha H. A. Borthwick 1925-5-25 1819 Yolo Putah Canyon. Comment
  SBBG115639  Sidalcea diploscypha B. Crampton 1955-5-12 2771 Yolo Moon Ranch, 7.5 mi W of city of Davis Comment
  JEPS84737  Sidalcea keckii John W. Willoughby 1977-4-27 2238 Yolo hills n of State Highway 128 at fishing access 1.2 mi nw of the junction of the highway and Pleasants Valley Road (County Road 86) (Vaca Mountains); Vaca Mountains 73 Comment
  UC187416  Sidalcea keckii J. W. Blankinship 1893-5-30 Yolo Capay Valley Comment
  UCD36601  Sidalcea keckii Beecher Crampton 1955-5-12 2771 Yolo Yolo County, 7.5 miles west of city of Davis, Moon Ranch. Comment
  POM151338  Silene californica Edward L. Greene 1903-5-8 2978 Yolo Cache Creek canon [canyon] Comment
  SBBG50725  Silene gallica D. Youngberg 1968-4-15 815 Yolo County Rd 96, 1 mi N of Fairfield School 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
  SEINET13203171 Image available Silybum marianum George K. Helmkamp, Mary Alice Barnes 2013-1 20521 Yolo Southern Sacramento Valley: Yolo Bypass Wildlife Area, 0.9 mile southeast of the junction of Chiles Road and I-80, between Sacramento and Davis (Davis 7.5' Q.) 13 Comment
  UCD80973  Silybum marianum Ellen Dean; R. Rawson, J. Herford, A. Weidling, H. McGinnis 2009-4-1 5356 Yolo city of Woodland. Mavis Henson field property on the east side of County Road 102, just south of County Road 25. Property owned by city of Woodland. Western side of property used by model airplane club. 9 Comment
  CDA34914  Sinapis alba David Charlton 1990-3-3 4173 Yolo [Davis]; at the Davis Motel just north of the UC Davis Campus and adjacent to Hwy. 80. Comment
  SD255683  Sinapis arvensis George K Helmkamp, Mary Alice Barnes 2013-5-8 20523 Yolo Southern Sacramento Valley: Yolo Bypass Wildlife Area, 0.9 mile southeast of the junction of Chiles Road and I-80, between Sacramento and Davis. 13 Comment
  UCD38767  Sinapis arvensis Beecher Crampton 1958-1-7 4658 Yolo West Sacramento, Harbor Blvd. and West Capitol Ave. Comment
  UCD115404  Sinapis arvensis A. S. Crafts 1932-6-6 1 Yolo Boyer Ranch, near Davis. Comment
  UCD115418  Sinapis arvensis P. B. Kennedy 1918-1 14 Yolo University Farm, Davis. Comment
  UCD82165  Sinapis arvensis Jean Shepard 2000-6-30 321 Yolo City of Davis. Intersection of Cowell Blvd. and Chiles Rd., north side. Comment
  UCD35649  Sisymbrium altissimum Beecher Crampton 1959-6-11 5352 Yolo West Sacramento, West Capitol Ave. Comment
  UCD115752  Sisymbrium officinale M. Wiesendanger 1927-4-29 614 Yolo Woodland. Comment
  CHSC24844  Sisyrinchium bellum T. L. Reynolds 1976-4-17 50 Yolo Ca. 200 yds s of Putah Creek and 1.6 mi se of Low Water Bridge, 3.9 mi sw of Winters. Comment
  UCD126840  Solanum cardiophyllum Paul Smith 1969-8-21 s.n. Yolo Vegetable Crops Department's Campbell Tract, University of California campis, Davis. Comment
  UC735713  Solanum elaeagnifolium Charles B. Heiser Jr. 1946-5-20 1915 Yolo campus of University of California Davis University of California Davis Comment
  UCD149360  Solanum elaeagnifolium H. Levier 1931-6-24 s.n. Yolo City of Davis. 15 Comment
  UCD126895  Solanum elaeagnifolium H. R. Drever 1945-8-29 s.n. Yolo near Greenhouse No. 1, University of California campus, Davis. Comment
  UCD35195  Solanum elaeagnifolium Beecher Crampton 1953-8-17 1623 Yolo UC Davis, north side of Agronomy seed warehouse. Comment
  UCD39021  Solanum elaeagnifolium Beecher Crampton 1960-10-4 5784 Yolo UC-Davis Campus, northeast of Agronomy Warehouse. Comment
  UC1053305  Solanum laxum B. J. McCaskill 1954-4-6 223 Yolo in yard at 709 7th Street, Davis, Yolo County, California. Comment
  UCD126958  Solanum melongena C. J. W. 1914-10-1 s.n. Yolo University of California Farm, Davis. Comment
  UCD82158  Solanum nigrum J. Shepard 2000-4-21 147 Yolo Yolo County Grasslands Park: East of Davis, from intersection of I-80 and Mace Blvd., 3.5 mi. south on Mace Blvd. (County Road 104), thence east along unpaved entrance road, then east of parking lots on S side of road. 12 Comment
  UCR219518  Solanum nigrum Jean V. Shepard 2000-4-21 147 Yolo Sacramento Valley, Yolo County Grasslands Park, east of Davis, 4 mi south on Mace Blvd. (Co. Road 104) from intersection of Hwy I-80 and Mace Blvd., east along unpaved entrance road, east of parking lot on the south side of road 12 Comment
  UCD126973  Solanum parishii S. C. Hanson 1949-5-5 14 Yolo Putah Canyon, 3.5 miles west of Winters. Comment
  CHSC79366  Solanum rostratum Beecher Crampton 1955-7-29 3131 Yolo City of Davis, University of California campus. Comment
  UC1087487  Solanum rostratum June McCaskill and Katherine Onaga 1958-6-25 Yolo South side of Arboretum Drive, 0.2 mile west of Sewage Treatment Plant, University of California, Davis. Comment
  NY820805  Solanum rostratum B. Crampton 1955-7-29 3131 Yolo City of Davis, University of California campus, west of sewage disposal site Comment
  UCD19123  Solanum rostratum A. M. Shapiro 1988-12-17 s.n. Yolo city of Davis, UC Davis campus, north of new Food and Ag building. Comment
  UCD36774  Solanum rostratum Beecher Crampton 1955-7-29 3131 Yolo city of Davis, University of California campus, horse pasture west of sewage disposal site. Comment
  SEINET10780199  Solanum tuberosum Stephanie Frischie 2000-9-27 Frischie 72 Yolo Safeway Store #1205, 1431 West Covell, Davis, CA 95616. Comment
  UC917282  Solanum umbelliferum J. D. Skoss 1948-6-6 28 Yolo 2 mi below Yolo-Napa County line (s slope of Putah Canyon); Putah Canyon Comment
  UCD149349  Solanum umbelliferum Yolo County 4H Club 1932-10-6 s.n. Yolo Yolo County. 15 Comment
  UCD127086  Solanum xanti Ogden C. Riddle 1942-3-30 54 Yolo Putah Canyon, 4 miles west of Recreation Beach. Comment
  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
  UCD111530  Soleirolia soleirolii W. R. Russell 1959-4-2 s.n. Yolo 619 F Street, Davis. Comment
  UCD21226  Sonchus asper subsp. asper J. Shepard 2000-4-1 99 Yolo Yolo County Grasslands Park: East of Davis, from intersection of I-80 and Mace Blvd., 3.5 mi. south on Mace Blvd. (County Road 104), thence east along unpaved entrance road. South of entry road after parking lots on S side. 12 Comment
  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
  RSA474123  Sonchus oleraceus Glenn A. Gorelick 1966-5-1 s.n. Yolo 418.5 2nd St, Davis. 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
  UCD92880  Sorghum J. H. Edmonds 1932-7-28 s.n. Yolo Near Woodland. J. H. Edmonds' Ranch. 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
  UCD92786  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
  UCD92806  Sorghum bicolor subsp. drummondii Beecher Crampton 1954-9-30 s.n. Yolo 3 miles N of Davis. Comment
  HSC10982  Sorghum halepense J. V. Lenz 1947-5-8 Yolo Esparto Comment
  UCD92648  Sorghum halepense A. S. Crafts 1926-7-8 433 Yolo University Farm Campus, Davis. Comment
  UCD92762  Sorghum halepense Jim Sherar 1989-5-7 23 Yolo Davis, along Hwy 80. Comment
  UCD92766  Sorghum halepense R. Tofsrud 1947-5-25 s.n. Yolo Davis R.R. Junction. Comment
  UCR119177  Sorghum halepense Beecher Crampton 1961-6-1 5881 Yolo Sacramento Valley, 1 mile north of the city of Davis. 15 Comment
  RSA0097074  Spergularia Keith E. Hoffmaster 1940-4-28 942 Yolo Davis, 2 mi. north. Comment
  CDA24122  Spergularia bocconi D. G. Kelch 2007-5-18 7 .326 Yolo Yolo Causeway, 0.4 mi E of Levee Rd. / RR crossing. Comment
  UCD149390  Spergularia bocconi Collector Unknown 1949-1 s.n. Yolo Yolo County. Hayden Ranch (exact location of this ranch is unknown by georeferencer). 60 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
  RSA0097267  Spergularia bocconi W. R. Jordan 1967-4-17 35 Yolo Junction of Sutter Bypass and Robbins Reclamation Canal, 5 miles NE of Knights Landing. 15 Comment
  RSA696202  Spergularia macrotheca Keith E. Hoffmaster 1946-4-19 1044 Yolo 3-4 miles NE of Davis. Comment
  UCD33932  Spergularia macrotheca var. leucantha Beecher Crampton 1975-4-18 9161 Yolo Yolo County, 3 miles S.E. of Woodland. Comment
  UCD99228  Spergularia macrotheca var. leucantha K. Esau 1935-5-1 s.n. Yolo Near Davis. Comment
  UCR148114  Spergularia macrotheca var. leucantha Beecher Crampton 1982-4-10 9912 Yolo 3.5 mi SE of Woodland 17 Comment
  UCD99229  Spergularia macrotheca var. leucantha R. J. Planck 1963-5-15 42 Yolo County Road 101A, 2 miles north of Davis. Comment
  CAS-BOT-BC390753  Spergularia marina Doris K. Kildale 1928-5-8 5033 Yolo 12 miles north of Dixon Comment
  UCD73628  Spergularia rubra Ellen Dean; Elizabeth Goebel 2008-4-7 4755 Yolo Audubon Bobcat Ranch, northwest of the city of Winters. Maxwell Flat, west of Dry Creek road crossing. 83 Comment
  UCD99209  Spergularia villosa J. D. Skoss 1948-5-30 s.n. Yolo 3 miles north of Davis on county road. Comment
  SEINET8201583 Image available Spirodela polyrhiza Rosalie B. Lopopolo 1967-1 19 Yolo On Putah Creek, 50 yards from Putah Recreation Lodge bridge, Univesrity of California campus. 15 Comment
  UCD93169  Sporobolus Beecher Crampton 1953-4-1 s.n. Yolo Davis. UC Davis Campus. Comment
  UCD93044  Sporobolus airoides Beecher Crampton 1970-8-28 8648 Yolo 5.5 miles E of Davis. Interstate Hwy 80 westbound. Yolo Causeway Fill. Comment
  UCD34264  Sporobolus indicus Beecher Crampton 1978-7-10 9620 Yolo UC Davis Campus. N of tennis courts and W of Howard Way. Comment
  UCD34436  Sporobolus indicus Beecher Crampton 1982-8-13 9867 Yolo UC Davis Campus. Comment
  UCD93144  Sporobolus indicus Beecher Crampton 1964-8-11 7138 Yolo UC Davis Campus. N of Hunt Hall. Comment
  SEINET239028 Image available Sporobolus poiretii Beecher Crampton 1978-7-10 9620 Yolo UC Davis campus. Comment
  RSA32908  Stachys A. A. Heller 1929-6-2 s.n. Yolo Woodland. Comment
  UCD73122  Stachys ajugoides Ayzik Solomeshch 2003-6-1 s. n. Yolo Department of Fish and Game Glide Tule Ranch, about 8 mi. southeast of Davis. 6 Comment
  UCD20377  Stachys ajugoides K. Esau 1932-5-22 s. n. Yolo Yolo County, near Woodland. Comment
  UCD38305  Stachys ajugoides Beecher Crampton 1953-11-22 1738 Yolo 1 mile north of Davis. Comment
  RSA446630  Stachys albens Glenn A. Gorelick 1966-5-15 70097 Yolo 5 miles E of Woodland on Hwy 16. Comment
  SFV1243  Stellaria media J. M. Tucker 1951-2-22 2034 Yolo Sacramento Valley Davis. University of California campus. County road beside Arboretum. 15 Comment
  UCD19422  Stellaria media J. Shepard 2000-2-7 34 Yolo Grasslands Regional Park. East of Davis, from intersection of I-80 and Mace Blvd., 3.5 mi. south on Mace Blvd.(County Road 104), thence east along unpaved entrance road; immediately to the north in a graveled parking lot. 12 Comment
  SEINET5726717 Image available Stellaria media B. L. Hanson 1961-1 1 Yolo west end of Davis; Davis 15 Comment
  UCD99374  Stellaria media C. G. Baughn 1949-5-15 43 Yolo Davis. Comment
  UCD99443  Stellaria media J. M. Tucker 1951-2-22 2034 Yolo county road beside Aboretum, University of California campus, Davis. Comment
  UCD99458  Stellaria nitens A. A. Beetle 1945-2-22 4185 Yolo Cottonwood Slough, south of Madison. Comment
  UCD20575  Stephanomeria virgata E. Dean; with M. Bibbo 2002-7-5 1115 Yolo East of McLaughlin UC Reserve and Davis resevoir. West of Cache Creek drainage. Along Rayhouse Road 3.9 road miles E of jct with road to Soda Springs and gate into McLaughlin reserve. 670 Comment
  SEINET240470  Stipa lagascae Beecher Crampton 1962-5-7 T.O. 2708 Yolo UC Davis agronomy experimental area, plant introduction nursery row F - 73. Comment
  SEINET240473  Stipa nutans Beecher Crampton 1953-6-11 1805 Yolo UC Davis agronomy experimental area, plant introduction nursery Comment
  UCD34261  Suaeda calceoliformis Beecher Crampton 1978-6-27 9616 A Yolo 4 miles S.E. of Woodland. Comment
  CDA23537  Suaeda nigra T. Kono 1964-9-1 Yolo Pole Line Road, 2.5 miles north of Davis. 0 Comment
  UCD56742  Symphoricarpos albus var. laevigatus Ellen Dean; M. Bibbo 2007-3-23 3434 Yolo Tuleyome Ireland Ranch. In inner coast range northwest of the City of Winters between Salt Creek and Enos Creek, just north of Wild Cow Mountain. SW portion of ranch. 703 Comment
  UCD169985  Symphyotrichum chilense G. F. Hrusa 1997-12-13 14134 Yolo Tule canal. On bank of S levee along canal. Comment
  UCD81536  Symphyotrichum chilense W. W. Robbins; W. D. Norton 1927-10-1 s.n. Yolo West of Davis. Comment
  JEPS41165  Symphyotrichum subulatum Rimo Bacigalupi, and L. Heckard, and C. L. Custer 1965-10-4 9129 Yolo .9 mi n, 1.9 mi ene of Woodland Hebron Siding 10 Comment
  UCD164517  Symphyotrichum subulatum Craig D. Thomsen 2006-8-16 2704 Yolo Camp Haswell County Park. 182 Comment
  UCD142937  Tamarix aphylla Ellen Dean; T. Starbuck 2013-10-5 8005 Yolo UC Davis Putah Creek Reserve. North of Putah Creek along dirt access road by agricultural fields and small reservoir located west of Hopkins Road, adjacent to Putah Creek Vegetation Survey Plot PIC #3C. 15 Comment
  CDA5070  Tamarix parviflora G. D. Barbe 1987-4-3 4266 Yolo Yolo By-Pass, north of I-80, 5 miles east of Davis. 0 Comment
  SBBG50817  Tamarix parviflora F. P. Fisher 1960-4-10 5 Yolo State Hwy 16, near scout cabin ca. 2 mi NW of Rumsey 182 Comment
  CDA37691  Tamarix ramosissima Robin Breckenridge 2005-5-1 s.n. Yolo Rumsey to Woodland, Cache Creek and surrounding riparian areas. 0 Comment
  UCD68024  Tanacetum parthenium C. P. Pease 1995-6-2 S.N. Yolo East side of University of California, Davis campus, Experimental College gardens. 16 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
  UCD115955  Thysanocarpus curvipes R. H. Miller 1949-5-7 44 Yolo Putah Canyon. Comment
  UCD115957  Thysanocarpus curvipes Marvin Nies 1951-2-23 3 Yolo 5 miles NW of Rumsey. Comment
  UCD62731  Thysanocarpus curvipes Alan Yip; Plant Biology 102 students 2008-4-6 7 Yolo Yolo County; Audubon Bobcat Ranch, lands to the north of Hwy 128 on north side of Putah Creek downstream of Monticello Dam. Bray Canyon. 118 Comment
  UCD115975  Thysanocarpus curvipes E. H. Stanford 1940-4-1 s.n. Yolo Putah. Comment
  RSA0041673  Thysanocarpus curvipes var. elegans Keith E. Hoffmaster 1939-4-6 908 Yolo Putah Canyon. Comment
  UC765050  Thysanocarpus laciniatus R. F. Hoover 1938-3-12 2844 Yolo Cache Creek canyon near Rumsey; Cache Creek canyon Comment
  SEINET11173502 Image available Tipuana tipu J. M. Tucker 1962-11-6 3646 Yolo East side of Solano Park Bridge and on south side of old stream channel, arboretum, University of California campus, Davis Comment
  UCD58050  Tonella tenella Ellen Dean; K. Mawdsley 2007-4-6 3590 Yolo Tuleyome Ireland Ranch. In inner coast range, northwest of the City of Winters, between Salt Creek and Enos Creek, just north of Wild Cow Mountain. SE portion of ranch. 515 Comment
  UCD170673  Torilis arvensis Jean Shepard 2018-5-7 915 Yolo City of Davis. Yard 1800 block Myrtle Place. 15 Comment
  UCD62906  Torilis nodosa Christa Lindsey; Plant Biology 102 students 2008-5-3 5 Yolo Yolo County; Audubon Bobcat Ranch, lands to the north of Hwy 128 on north side of Putah Creek downstream of Monticello Dam. Bray Canyon. West side of Bray Creek. 103 Comment
  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
  UCD20536  Torreya californica A. T. Leiser and Ledyard Stebbins 1983-11-5 s.n. Yolo Yolo County, Ray House Rd., Leviathian Mine, N-NE facing slopes. Comment
  CAS-BOT-BC173003  Toxicodendron diversilobum P. B. Kaufman 1950-4-7 25 Yolo Putah Canyon Comment
  RSA590203  Toxicodendron diversilobum Michael A. Vincent, Robert Rhode 1996-3-30 7252 Yolo Cache Creek Canyon Regional Park, Lower Site, along St. Hwy. 16, ca. 2 miles S of Colusa Co. Line. Comment
  UCD72425  Toxicoscordion fremontii Ellen Dean 2008-4-25 4853 Yolo Tuleyome Ireland Ranch, central part of ranch along path that has been cut through chaparral to access southwestern portion of ranch. 620 Comment
  UCD150991  Tragopogon porrifolius D. S. Park 2010-5-5 71 Yolo UCD, Flower bed north of Wickson Hall. 16 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
  UC735737  Tribulus terrestris Chas. Heiser 1947-6-25 1942 Yolo Davis Comment
  UCD107388  Tribulus terrestris K. Esau 1931-6-1 2235 Yolo University of Farm Campus. Comment
  UCD149328  Tribulus terrestris Collector Unknown 1925-6-1 s.n. Yolo University of California, Davis. University Farm. 15 Comment
  SEINET10407759 Image available Tribulus terrestris W. R. Russell 1958-5-13 Yolo Weed just west of California Avenue bridge, in University Arboretum, University of Caifornia, Davis Comment
  UCD20010  Tribulus terrestris C. H. Lamoureux; J. M. Tucker 1957-4-29 1229 Yolo 200 yards north of Davis Y on gravel edge of asphalt shoulder on east side of Hwy 99. Comment
  JEPS63113  Trichostema lanceolatum W. L. Jepson 1934-7-28 16744 Yolo Rumsey Comment
  JEPS63116  Trichostema lanceolatum W. L. Jepson 1929-9-26 15273 Yolo Madison 60 Comment
  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
  RSA699922  Trifolium Keith E. Hoffmaster 1946-3-29 1201 Yolo Putah Canyon. Comment
  RSA699716  Trifolium Keith E. Hoffmaster 1940-4-28 969 Yolo Davis, 1 mi. north. Comment
  UCD107368  Trifolium albopurpureum Collector Unknown 1938-3-26 s.n. Yolo Putah Canyon. Comment
  UCD35571  Trifolium albopurpureum Beecher Crampton 1958-4-21 4704 Yolo 1/2 mile N of Guinda, Capay Valley, along State Highway 16. Comment
  UCD37592  Trifolium albopurpureum Beecher Crampton 1955-4-14 2492 Yolo 2 miles northwest of Dunnigan. Comment
  HSC15106  Trifolium albopurpureum M. Dole 1963-4-9 16 Yolo 2 mi. W of Zamora on Rd. 15 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
  UCD35274  Trifolium bifidum Beecher Crampton 1955-4-14 2474 Yolo 7.5 miles west of Davis, Moon Ranch. Comment
  UCD48026  Trifolium bifidum var. bifidum Yumee Kim; L. Bachman, P. Lalbhai 2002-4-13 18 Yolo McLaughlin UC Reserve. W side of Davis Creek Reservoir, along road that goes from Soda Spring area to Rayhouse Rd. Ca. 0.5 airline mile due N of Soda Springs and ca. 1.0 airline mile WNW of UC Davis Aquatic Lab facility. Along edges of running stream and slopes to the north and south of stream on the W side of the road. 487 Comment
  UCD80985  Trifolium campestre Angelica Sauceda; Ellen Dean, Clare Loughran 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. West of creek. 117 Comment
  UCD97107  Trifolium campestre Ellen Dean; C. Loughran, A. Fuller 2011-5-8 7007 Yolo Yolo County. Audubon Bobcat Ranch. Lands to the north of Hwy 128, just E of Monticello Dam. Bray Canyon. About three quarters of the way up the canyon, nearly to Bobcat Ranch property line. East side of the creek in uplands. Stock pond. Comment
  CDA36927  Trifolium ciliolatum 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
  UCR226142  Trifolium ciliolatum Michael J. Bower, Plant Biology 102 students 2008-4-6 001 Yolo Audubon Bobcat Ranch, lands to the north of Hwy 128 on north side of Putah Creek downstream of Monticello Dam, Bray Canyon 109 Comment
  UCD39097  Trifolium ciliolatum Beecher Crampton 1964-4-8 6922 Yolo 4 miles west of Winters, State Highway 128. Comment
  UCD160466  Trifolium depauperatum Ellen Dean; Craig Thomsen 2015-3-21 8587 Yolo Audubon Bobcat Ranch. Western part of ranch, just north of Hwy 128 and N of Putah Creek. Area E of Bray Canyon near drainages that descend from large escarpment labeled 'spring' on topo maps. 102 Comment
  UCD21269  Trifolium depauperatum J. Shepard 2000-4-30 158 Yolo Yolo County Grasslands Park: East of Davis, from intersection of I-80 and Mace Blvd., 3.5 mi. south on Mace Blvd. (County Road 104), thence east along unpaved entrance road, past parking lots in field. In and between a rutted dirt track going south. 12 Comment
  UCD41303  Trifolium depauperatum Ellen Dean; Jean Shepard 2003-5-18 1806 Yolo Russell Ranch Property belonging to UC Davis, west of Davis, south of Russell Blvd. Parcels west and east of road 95A, south of Putah Creek and Stevens Bridge. 15 Comment
  CHSC79314  Trifolium depauperatum var. amplectens Beecher Crampton 1953-4-19 1111 Yolo 1.5 miles north of Davis. Comment
  CHSC79315  Trifolium depauperatum var. amplectens Beecher Crampton 1967-5-3 7853 Yolo 2 miles west of Winters. Comment
  UCD38294  Trifolium depauperatum var. amplectens Beecher Crampton 1954-4-19 1776 Yolo 1.5 miles north of Davis. Comment
  UCR119136  Trifolium depauperatum var. amplectens Beecher Crampton 1954-4-8 1757 Yolo Sacramento Valley, 2 miles east of Davis Comment
  UCD35918  Trifolium depauperatum var. amplectens Beecher Crampton 1953-4-19 1110 Yolo 1.5 miles north of Davis. Comment
  UCD82067  Trifolium depauperatum var. amplectens Beecher Crampton 1966-4-28 7681 Yolo 1 mile southwest of Saxon Station. (site) Comment
  SEINET9302363  Trifolium depauperatum var. stenophyllum Unknown 2012-3-2 7853 Yolo 1 mi W of Winters. Roadside, oak woodland, low foothills. Comment
  UCD40985  Trifolium depauperatum var. truncatum Carol W. Witham 2003-4-9 915 Yolo DFG Tule Ranch vernal pools. Approximately 8 miles southeast of Davis. Southeast of the junctions of County Roads 38 and 105. 4 Comment
  UCD81019  Trifolium depauperatum var. truncatum Ellen Dean; D. Bales, M. Krug, L. Snyder, D. Dhakal, A. Franco 2009-4-1 5360 Yolo Woodland. Mavis Henson field property on the east side of County Road 102, just south of County Road 25. Property owned by city of Woodland. Western side of property, near Mavis Henson sign. 9 Comment
  UCR225256B  Trifolium depauperatum var. truncatum Ayzik Solomeshch 2009-4-18 s.n. Yolo Yolo Bypass, Glide Ranch 4 Comment
  UCD34977  Trifolium depauperatum var. truncatum Beecher Crampton 1996-4-22 10335 Yolo 3.5 miles SE 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
  UCD35269  Trifolium depauperatum var. truncatum Beecher Crampton 1955-3-21 2337 Yolo County Road 95, 8.5 miles west of Davis. Comment
  UCD41085  Trifolium dubium N. Nicola 2003-3-22 252 Yolo Eastern foothills of inner north coast range, Capay Valley. Cache Creek Riparian Preserve. Comment
  UCD34224  Trifolium dubium Beecher Crampton 1978-5-8 9577 Yolo 1/4 mile south of Saxon Station. NE quarter. Comment
  UCD41034  Trifolium dubium Carol W. Witham 2003-4-26 966 Yolo DFG Tule Ranch vernal pools. Approximately 8 miles southeast of Davis. Southeast of the junctions of County Roads 38 and 105. 4 Comment
  UCD39967  Trifolium eriosphoerum Beecher Crampton 1966-7-6 s.n. Yolo UC Davis Campus, Agronomy Experimental Area; grown from seed of unknown origin. P.I. 290-019. Comment
  UCD108949  Trifolium fragiferum R. E. Skaggs 1967-7-30 s.n. Yolo 1113 Alice Street, Davis. Comment
  UC631610  Trifolium fucatum P. B. Kennedy 1915-4-26 Yolo roadside in suburbs Davis Comment
  UC631612  Trifolium fucatum P. B. Kennedy 1915-4-26 Yolo Medicago Flats at University Farm Davis Comment
  UCD38307  Trifolium fucatum Beecher Crampton 1954-4-8 1755 Yolo 2 miles NE of Davis. Comment
  UCD72416  Trifolium fucatum Ellen Dean; Kate Mawdsley 2008-4-16 4821 Yolo Woodland Regional Park, SE side of Woodland, just south of the intersection of County Roads 102 and 25, Aeromodelers field, just east of road 102. 0 Comment
  UCD108998  Trifolium fucatum C. P. Dutt 1928-4-15 s.n. Yolo Davis. Armstrong Ranch. Comment
  UCD109031  Trifolium fucatum H. B. Nidever 1951-4-12 14 Yolo 3 miles NE of Davis. Comment
  UCD35916  Trifolium fucatum Beecher Crampton 1953-4-19 1112 Yolo 1.5 miles north of Davis. Comment
  UCD21262  Trifolium gracilentum J. Shepard 2000-4-30 152 Yolo Yolo County Grasslands Park: East of Davis, from intersection of I-80 and Mace Blvd., 3.5 mi. south on Mace Blvd. (County Road 104), thence east along unpaved entrance road, on the south side, past parking lots in field. Along a rutted dirt track going south. 12 Comment
  UCD38426  Trifolium gracilentum Beecher Crampton 1955-4-14 2484 Yolo 2 miles south of Zamora. Comment
  OBI54919  Trifolium gracilentum Kathleen Faustini 1980-4-21 11 Yolo Rd E6 & 32 Comment
  UCD35786  Trifolium gracilentum Beecher Crampton 1962-4-23 6235 Yolo Woodland at S.P. R.R. station. Comment
  UCD37790  Trifolium gracilentum Beecher Crampton 1962-4-2 6108 Yolo 1.5 miles west of Winters, along Putah Creek. Comment
  UCD38429  Trifolium gracilentum Beecher Crampton 1955-4-15 2500 Yolo UC Davis Campus, south end of the Campbell Tract. Comment
  UCD21374  Trifolium gracilentum var. gracilentum J. Shepard 2001-3-23 414 Yolo Yolo County Grasslands Park: East of Davis, from intersection of I-80 and Mace Blvd., 4 mi. south on Mace Blvd. (County Road 104), thence east 0.5 miles along County Road 36. Growing in the southeast corner of park. 12 Comment
  UCR219529  Trifolium gracilentum var. gracilentum Jean V. Shepard, Ellen Dean, Barry Rice, P. Unger, R. Unger, B. Salvia 2004-3-28 650 Yolo Sacramento Valley, Yolo County Grasslands Park, east of Davis, 3.5 mi south on Mace Blvd.(Co. Road 104) from intersection of Hwy I-80 and Mace Blvd., 0.4 mi east on unpaved entrance road, and 100 yards south 11 Comment
  UCD48020  Trifolium hirtum S. Olmsted; M. Atamian, R. Brush, M. Furuyama, C. Owens 2000-4-29 06 Yolo 1 mile north of Knoxville as the crow flies, 300 m east of an old dirt road that intersects the Yolo/Napa Co line. 640 Comment
  UCD58043  Trifolium hirtum Ellen Dean; K. Mawdsley 2007-4-6 3582 Yolo Tuleyome Ireland Ranch. In inner coast range, northwest of the City of Winters, between Salt Creek and Enos Creek, just north of Wild Cow Mountain. SE portion of ranch. 476 Comment
  UCD73237  Trifolium hirtum Ellen Dean; Susan Xhang, Christa Lindsey, Chris Mosser 2008-5-3 4902 Yolo Audubon Bobcat Ranch, lands to the north of Hwy 128 on north side of Putah Creek, downstream of Monticello Dam. On hillside on west side of canyon. 91 Comment
  RSA636081  Trifolium hirtum Robert M. Rhode, Barbara Nemeth 1998-5-13 184 Yolo In the vicinity of Guinda; west of the intersection of State Highway #16 and County Road #53, on County Rd. #53. 0.5-1.0 km west of gate on County Rd. #53 at roadside. Comment
  UCD73261  Trifolium microcephalum Ellen Dean; Susan Xhang, Christa Lindsey, Chris Mosser 2008-4-17 4838 Yolo Audubon Bobcat Ranch, lands to the north of Hwy 128 on north side of Putah Creek, downstream of Monticello Dam. 77 Comment
  UCD73666  Trifolium microcephalum 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
  UCD38986  Trifolium oliganthum Beecher Crampton 1961-3-27 5845 Yolo 2 miles west of Winters. Comment
  UCD107344  Trifolium olivaceum Beecher Crampton 1953-4-9 1062 Yolo 3 miles west of Winters. Comment
  UCD33044  Trifolium olivaceum Beecher Crampton 1966-4-6 7637 Yolo 2 miles W of Winters. Comment
  UCD39965  Trifolium parviflorum Beecher Crampton 1966-7-6 s.n. Yolo UC Davis Campus, Agronomy Experimental Area; grown from seed of unknown origin. P.I. 302-565. Comment
  UCD81203  Trifolium resupinatum Sue Nichol 2009-4-30 s. n. Yolo From Interstate 80 East, take the Mace Boulevard exit in Davis. Turn left at off-ramp onto Chiles Road. Go straight through the next light at the Mace Boulevard and Chiles Road intersection. Travel approximately 3.5 miles east on Chiles Road to the Yolo Bypass Wildlife Area. Drive up onto the levee at the end of Chiles Road (do not go under the freeway). Turn left at the top of the levee and enter the Yolo Wildlife Area. Go east of the parking lot about 1/3 mile. Comment
  UCSC011135  Trifolium stenophyllum R. Morgan 2015-4-12 6745 Yolo Occasionally in native field at Tule Ranch Comment
  UCD59324  Trifolium striatum Ellen Dean; Kate Mawdsley 2007-5-11 3748 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
  CDA37065  Trifolium variegatum var. major CDFA Staff 1998-4-22 s.n. Yolo Rominger Prop., north of County Road 19, east of County Road 92C, west of County Road 94B. 0 Comment
  CDA36925  Trifolium variegatum var. variegatum CDFA Staff 1995-5-1 s.n. Yolo Rominger Prop., north of County Road 19, east of County Road 92C, west of County Road 94B. 0 Comment
  UC630874  Trifolium willdenovii A. A. Heller 1920-4-25 13378 Yolo along Yolo Causeway; Sacramento River flood plain 30 Comment
  UCD109538  Trifolium willdenovii Beecher Crampton 1960-5-9 5494 Yolo 1.25 miles southwest of Saxon Station. Comment
  UCD146740  Trifolium willdenovii Carol W. Witham 2003-4-7 888 Yolo DFG Tule Ranch vernal pools. Approximately 8 miles southeast of Davis. Southeast of the junctions of County Roads 38 and 105. 4 Comment
  UCD161289  Trifolium willdenovii Jean Shepard 2012-4-7 865 -B Yolo West of Woodland, Co Rd 16 to Guinda. W on Forest Ave (Co Rd 53) about 1 mi to gate. Continue about 2 mi past gate. 262 Comment
  UCD62727  Trifolium willdenovii Alan Yip; Plant Biology 102 students 2008-4-6 3 Yolo Yolo County; Audubon Bobcat Ranch, lands to the north of Hwy 128 on north side of Putah Creek downstream of Monticello Dam. Bray Canyon. 118 Comment
  UCR148123  Trifolium willdenovii Beecher Crampton 1982-3-22 9819 Yolo Sacramento Valley, 2 mi west of Winters on road 87 60 Comment
  OBI60000  Trifolium willdenovii Joseph Anderofer Ewan 1934-3-18 8684 Yolo Side cyn of Putab Crk 8 mi above Winters 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
  UCD109864  Trifolium willdenovii Fleur Ng'weno 1989-4-26 DQ 14 Yolo D-Q University County Road 31, 9 mi. west of Davis city center. 29 Comment
  UCD19493  Trifolium willdenovii Terry Reedy 1974-5-5 199 Yolo city of Davis, 5th street and Pole Line Road., northeast corner. 21 Comment
  UCD33622  Trifolium willdenovii Beecher Crampton 1971-4-14 8673 Yolo 2 miles west of Winters on County road 87. Comment
  UCD34397  Trifolium willdenovii Beecher Crampton 1982-3-22 9819 Yolo Yolo County, 2 miles west of Winters on road 87.