Search Results — 2000 specimen records retrieved (1421 records with coordinates)
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 Please cite data retrieved from this page: Data provided by the participants of the Consortium of California Herbaria (ucjeps.berkeley.edu/cch_archive/).
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? Specimen ID Determination * Collector Collection Date Collection Number County Locality Elevation in meters Feedback
  UCD20548  Abies cephalonica Glen Forister 1981-4-8 Yolo Yolo County, Davis, UC Davis Environmental Horticulture, N. end of can yard. Comment
  UCD116167  Abutilon theophrasti Beecher Crampton 1976-8-9 9407 Yolo Road 29 W of Hwy. 113. 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
  UCSB31256  Acacia confusa Vernon I. Cheadle 1958-8-13 Lab#G 509 Yolo collected from U S Plant introduction Garden, Coconut Grove Florida, Botany Department Greenhouse, University of California, Davis Comment
  SEINET10407697 Image available Acacia dealbata B. J. McCaskill 1954-1 226 Yolo In parking on south side of 3rd Street just west of B Street, Davis 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
  UC138150  Acer macrophyllum C. F. Baker 1903-5-8 2981 Yolo Cache Creek Canyon Comment
  CDA12894  Acer negundo G. F. Hrusa 1996-3-25 12700 Yolo Central Valley; S bank of Tule Canal, approx. 1/2 mile E of Interstate 5 on S side of Yolo Bypass. Comment
  UCD117114  Acer negundo H. MacKenzie 1949-6-1 25 Yolo University of California Davis, campus. Comment
  UCD117115  Acer negundo G. V. Morejohn 1954-4-23 14 Yolo 4.5 miles west of Davis. Comment
  RSA273224  Acer negundo subsp. californicum Glenn A. Gorelick 1966-6-8 s.n. Yolo Davis Comment
  RSA695988  Acer negundo subsp. californicum Keith E. Hoffmaster 1941-3-15 1003 Yolo Putah Creek bank on University Campus, Davis Comment
  UCD18421  Acer truncatum Duane Gooden 2000-5-30 s.n. Yolo city of Davis, UC Davis campus, NE of Storer Hall. Comment
  UCD41220  Achillea borealis subsp. californica David Rhode 1977-4-30 5 Yolo 0.5 mile south of Camp Haswell, on Highway 16. 167 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
  UCD73616  Achillea millefolium Ellen Dean; Elizabeth Goebel 2008-4-7 4743 Yolo Audubon Bobcat Ranch, northwest of the city of Winters. Maxwell Flat, near Dry Creek road crossing. 76 Comment
  UCD81457  Achillea millefolium M. Wiesendanger 1927-5-4 652 Yolo Putah Canyon. Comment
  SEINET5712610  Achillea millefolium var. californica Russel Hopper 1975-1 22 Yolo 3.5 miles west of Winters on State Hwy 128.; Winters 56 Comment
  CDA11628  Achyrachaena mollis G. F. Hrusa, S. Larson 1995-4-1 12052 Yolo North Coast Biodiversity Arena; between Interstate 505 and onramp at Hwy 16 (Woodland Main street extension). 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
  UCD40988  Achyrachaena mollis Carol W. Witham 2003-4-9 918 Yolo DFG Tule Ranch vernal pools. Approximately 8 miles southeast of Davis. Southeast of the junctions of County Roads 38 and 105. 4 Comment
  UCD72417  Achyrachaena mollis Ellen Dean; Kate Mawdsley 2008-4-16 4822 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
  UCD80969  Achyrachaena mollis Ellen Dean; R. Rawson, J. Herford, A. Weidling, H. McGinnis 2009-4-1 5352 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
  SEINET2429223  Achyrachaena mollis Robert T. Stahmer Jr. 1972-4-16 28 Yolo On dry grassy slop; M.E.M. Ranch off State Highway 128 and 1 mile west of Winters, Yolo County, California. Comment
  UCD128400  Achyrachaena mollis G. F. Hrusa; S. Larson 1995-4-10 12052 Yolo Field between Interstate 505 and onramp at Highway 16 (Woodland Main Street Extension). 100 Comment
  UCD73713  Acmispon americanus var. americanus Ayzik Solomeshch 2004-5-14 s. n. Yolo Audubon Bobcat Ranch, west of the city of Winters. Southeastern corner of ranch. 83 Comment
  UCD103868  Acmispon americanus var. americanus Mr. McQuesten 1928-9-8 1430 Yolo Davis. Comment
  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
  UCD104138  Acmispon glaber D. Sanchez-Mata 1998-6-24 s.n. Yolo Rumsey. Cache Creek Ridge. Cache Creek Canyon Regional Park. 210 Comment
  UCD59349  Acmispon glaber Ellen Dean; Kate Mawdsley 2007-5-11 3773 Yolo Tuleyome Ireland Ranch. In inner coast range, northwest of the City of Winters, between Salt Creek and Enos Creek, just north of Wild Cow Mountain. Northeastern section of ranch. 445 Comment
  UCD89137  Acmispon glaber Catherine E. Koehler 2008-6-27 s.n. Yolo McLaughlin Reserve, 0.5 mi NW of Reed Mine gate. 502 Comment
  SD133938  Acmispon grandiflorus var. grandiflorus Barbara Ertter, Annetta Carter 1989-5-28 8529 Yolo Rayhouse Road, 4.3 miles from Highway 16, east side of ridge between Blue Ridge and Little Blue Ridge, 0.4 mile below crest at large roadcut. 730 Comment
  UCD104505  Acmispon wrangelianus Mannix Mendoza Date unknown 16 Yolo Roadside Hwy. 128, c. 1.5 mi w. Winters. Comment
  UCD104537  Acmispon wrangelianus J. D. Skoss 1948-6-5 11 Yolo 2 miles northeast of Davis, along Southern Pacific Railroad tracks. Comment
  CDA15225  Acroptilon repens G. F. Hrusa, T. D. Wilfred 1998-10-7 14840 A Yolo Central Valley; Along Tule Canal extending S from Rd. 124, approx. 1/4 km from gate. Comment
  UCD128571  Acroptilon repens W. D. Norton 1931-5-1 2201 Yolo location unknown. Comment
  CDA18853  Acroptilon repens J. King 1999-6-21 PDR 1224531 Yolo Woodland. 0 Comment
  OBI68587  Acroptilon repens J. Young 2001-6-1 PDR 050662 Yolo Along roadside near the jctn of E Main St and Hwy 128, Winters. T08N, R01W, sect 22 BM:M Comment
  UCD70766  Actinidia chinensis J. Shepard 1998-5-10 3 Yolo City of Davis, yard in East Davis on Myrtle Place. 15 Comment
  UC466770  Adenostoma fasciculatum Francis Ramaley 1917-5-29 11310 Yolo 8 mi. e. Winters Comment
  UCD112625  Adenostoma fasciculatum H. B. Nidever 1951-5-26 36 Yolo 2 miles N of Rumsey, Cache Creek Canyon. 137 Comment
  SEINET5707291 Image available Adenostoma fasciculatum Linda L. Ferwerda 1968-1 27 Yolo Along roadside; Cache Creek canyon, 4 miles northwest of Rumsey.; Rumsey 168 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
  UCD47765  Adiantum jordanii Yumee Kim; L. Bachman and P. Lalbhai 2002-4-13 15 Yolo Mclaughlin UC Reserve. W side of Davis Creek Reservoir, along road that goes from Soda Spring area to Rayhouse Rd. Ca. 0.5 airline mile due N of Soda Springs and ca. 1.0 airline mile WNW of UC Davis Aquatic Lab facility. Along edges of running stream and slopes to the north and south of stream on the W side of the road. 487 Comment
  UCD62793  Adiantum jordanii Susan Zhang; Plant Biology 102 students 2008-5-3 4 Yolo Yolo County; Audubon Bobcat Ranch, lands to the north of Hwy 128 on north side of Putah Creek downstream of Monticello Dam. Bray Canyon. West side of Bray Creek. 103 Comment
  CDA1672  Aegilops triuncialis C. Justus 1958-5-28 Yolo Cabel Ranch, Winters. 0 Comment
  CHSC114891  Aegilops triuncialis Breckewidge 2008-5-12 Yolo Capay, 23585 Hwy 16. Comment
  SBBG21209  Aegilops triuncialis B. Crampton 1959-5-26 Yolo 2.5 mi W of Winters Comment
  RSA273213  Aesculus californica Glenn A. Gorelick 1966-5-15 s.n. Yolo 2.2 miles N of Rumsey along Highway 16. Comment
  SEINET1908055  Aesculus californica Gary Bolton 1975-1 32 Yolo Interior coast range, 2.3 miles east of Napa County line on State Highway 128 Comment
  UCD136654  Aesculus californica Clinton C. Shock 1980-5-3 78 Yolo State Highway 16, 4.7 miles south of Yolo county line. Along Cache Creek. 152 Comment
  RSA634245  Aesculus californica Robert M. Rhode, B. Nemeth 1997-5-21 154 Yolo Stebbins reserve (University of California Nature Reserve) Cold Canyon Creek; 0.5 miles south of Solano/Yolo county line (Putah Creek) near CA Highway 128. Beside creek; 50 meters from entrance (Highway 128). 185 Comment
  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
  UCR152273  Agropyron trachycaulum var. majus Beecher Crampton 1959-6-10 5349 Yolo N of city of Davis, County Road 31, just east of jct. with Anderson Road Comment
  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
  UCD41075  Agrostis avenacea Carol W. Witham 2003-8-8 1006 Yolo DFG Tule Ranch vernal pools. Approximately 8 miles southeast of Davis. Southeast of the junctions of County Roads 38 and 105. 4 Comment
  UCD51798  Agrostis avenacea Beecher Crampton 1960-5-9 5505 Yolo 1/4 mile south Saxon Station. Comment
  SEINET242446  Agrostis castellana Beecher Crampton 1960-6-3 T.O. 2453 Yolo CULTIVATED; UC Davis agronomy experimental area, plant introduction nursery. Comment
  SEINET251727  Agrostis castellana Beecher Crampton 1960-6-3 T.O. 2455 Yolo CULTIVATED; UC Davis agronomy experimental area; plant introduction nursery; Comment
  UCD52262  Agrostis exarata Beecher Crampton 1961-10-25 6057 Yolo 2 miles west of Bryte, County Road 127, confluence Sacramento and Yolo Bypass. Comment
  UCD52279  Agrostis exarata var. microphylla P. B. Kennedy 1920-7-31 x 3592 Yolo Davis. Field - campus - Berkeley. Comment
  UCD53492  Agrostis stolonifera Leonard 1919-6-14 X 3064 Yolo Davis. Comment
Read comments
Jul 22 2006
  SEINET5732709 Image available Ajuga reptans Terri Simon 1975-1 35 Yolo Cultivated in shaded garden at 320 K Street, Davis.; Davis Comment
  SEINET12051856  Allium fimbriatum Unknown 1986-1 60080 Yolo NE of former site of Knoxville, Little Blue Ridge, near dam of Davis Lake, or E of site of Reid Mine 475 Comment
  CAS-BOT-BC468994  Allium fimbriatum var. fimbriatum Roger Raiche 1986-4-21 60080 Yolo Northeast of former site of Knoxville, Little Blue Ridge, near dam of Davis Lake, or east of site of Reid Mine (cinnabar) 475 Comment
  UCD48259  Allium serra Ryan Knox; E. McDermott, G. Walden 2002-4-13 13 Yolo Yolo Co., McLaughlin UC Reserve, W side of Davis Creek Reservoir, along road that goes from Soda Spring area to Rayhouse Rd. ).5 airline mile due N of Soda Springs and 1.0 airline mile WNW of UC Davis Aquatic Lab facility. 465 Comment
  HSC39426  Allium serra Robert M. Specht, John Rehling 1976-3-25 244 Yolo 4.4mi S of Yolo County and Colusa County border on Hwy. 16 in Cache Creek Canyon Comment
  SEINET219061  Allium triquetrum June McCaskill 1967-4-2 717 Yolo In garden at 815 E. 9th Street, Davis. Comment
  SEINET8544311 Image available Allium triquetrum June McCaskill 1967-4-2 717 Yolo In garden at 815 E. 9th Street, Davis. Comment
  UCD110002  Alnus rhombifolia Beecher Crampton 1975-6-24 9226 Yolo 6.5 miles west of Winters, Putah Creek Canyon. Comment
  UCD110023  Alnus rhombifolia Janine Sabaloni 1975-8-6 s.n. Yolo U.C. Davis Arboretum. Comment
  UCD110027  Alnus rhombifolia J. T. Shugrue 1960-5-16 65 Yolo Across from Apiary, University of California campus, Davis. Comment
  UCD20402  Alnus rhombifolia Warren G. Roberts and Eda Lim 1977-1-18 s. n. Yolo Yolo County, UC Davis Arboretum. Comment
  UCD55984  Alopecurus Beecher Crampton 1973-4-16 8919 Yolo Saxon S.W. 1. Comment
  CAS-BOT-BC137945  Alopecurus saccatus L. R. Abrams 1928-5-8 12606 Yolo Between Woodland and Davis. Comment
  UCD37915  Alopecurus saccatus Beecher Crampton 1962-5-1 6361 Yolo 0.25 mile south of Saxon Station, at junction of County Roads 106 and 38. Comment
  UCD55935  Alopecurus saccatus R. Tofsrud 1947-4-24 s.n. Yolo A few miles N of Davis. Comment
  UCD55958  Alopecurus saccatus P. B. Kennedy 1915-4-26 s.n. Yolo Outskirts of Davis. Comment
  UCD55982  Alopecurus saccatus Beecher Crampton 1953-4-16 1107 Yolo 1.5 miles north of Davis. Comment
  SEINET242179  Amaranthus Beecher Crampton 1953-10-15 1688 Yolo City of Davis, University of California Sprinkler Plots Comment
  UCD36490  Amaranthus Beecher Crampton 1953-10-15 1688 Yolo Yolo County, city of Davis, University of California Sprinkler Plots. Comment
  UCD97206  Amaranthus blitoides T. Tomich 1949-5-30 64 Yolo Davis. Comment
  UCR213678  Amaranthus blitum Jean V. Shepard 2008-7-22 819 Yolo Sacramento Valley, City of Davis, Covell Blvd. to Alhambra Dr., at entrance to Mace Ranch subdivision. 12 Comment
  UCD97211  Amaranthus californicus P. B. Kennedy 1920-6-23 s.n. Yolo Clarksburg -- Sacramento River. Holland Land Co. 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
  UCD39253  Amaranthus californicus B. Crampton 1952-11-11 907 Yolo About 1.5 miles east of Woodland. Comment
  UCD97434  Amaranthus deflexus Chas. Heiser 1947-7-2 1945 Yolo On campus, Davis. Comment
  UCD40546  Amaranthus hybridus Samantha Corte 1988-6-7 15 Yolo 1/4 mi. east of Sikes Road, on Tremont. 13 Comment
  UCD13412  Amaranthus powellii K. Meares 1996-9-24 017 Yolo City of Davis, northern part. On greenbelt between Jalisco and Grande. 15 Comment
  SEINET11935625  Amaranthus retroflexus Unknown 1988-1 36779 Yolo Campus of University of California, Davis Comment
  UCD147054  Amaranthus tuberculatus var. rudis Robert E. Preston 2007-10-4 2582 Yolo 2.5 mi S of Clarksburg, along Sacramento River, at boat ramp; river's edge. Comment
  UC735740  Ammannia coccinea Chas. Heiser 1927-7-8 1952 Yolo n. Davis Comment
  UCD81538  Ammannia robusta W. W. Robbins; W. D. Norton 1927-10-1 823 Yolo West of Davis. Comment
  UCD102885  Ammannia robusta P. B. Kennedy 1916-7-21 s.n. Yolo Yolo County. Comment
  UCD37759  Ammi visnaga Beecher Crampton 1961-10-25 6042 Yolo 4 miles NW of Bryte, Yolo Bypass, S of Todhunter's Lake. Comment
  UCR148809  Ammi visnaga G. Fred Hrusa 1999-7-14 15116 Yolo Sacramento Valley, Tule canal, c. 0.5 mi N of I-5 and c. 0.25 mi N of Main St. extension Comment
  RSA470802  Ammi visnaga Robert Gustafson 1985-6-15 3179 Yolo Jct of Road 25 and 103, SE of Woodland (private wildlife sanctuary) Comment
  UCD126106  Ammi visnaga Beecher Crampton 1968-9-4 8331 Yolo Yolo Bypass ca. 4.5 miles E of Davis. Comment
  SBBG14311  Amorpha californica J. McCaskill, R. Gankin 1962-5-2 650 Yolo ca. 20 yards above rd, State Hwy 16, 2.7 mi S of jct with State Hwy 20 Comment
  UCD83932  Amorpha californica var. californica Greg Kareofelas 2010-6-25 2 Yolo on Hwy 16, 5.19 road miles south of Colusa County Line, on W side of the road. 165 Comment
  CDA30728  Amsinckia intermedia M. Beyers 2010-5-12 445 Yolo In the vicinity of Esparto, along the east side of County Road 87, where it bridges Cache Creek on its north. 55 Comment
  SD240914  Amsinckia intermedia George K Helmkamp, E. A. Helmkamp 2012-4-17 18775 Yolo Sacramento Valley: along County Road 26, 1.4 miles west of its intersection with Road 89, c. 12 miles WSW of Woodland (Madison 7.45'Q) 64 Comment
  UC1178288  Amsinckia intermedia Ray and Chisaki 1952-4-3 K 123 Yolo Guinda Comment
  UCD63069  Amsinckia intermedia Ellen Dean 2008-4-9 4778 Yolo Tuleyome Ireland Ranch. Central part of Ranch. Upper reaches of main canyon that starts near upper part of main loop road. In drainage that leads to canyon downslope of stock pond. 598 Comment
  UCR235400  Amsinckia intermedia George K. Helmkamp, E. A. Helmkamp 2012-4-17 18775 Yolo Sacramento Valley, along County Road 26, 1.4 miles west of its intersection with Road 89, c. 12 miles WSW of Woodland 65 Comment
  HSC31625  Amsinckia intermedia Glenn McGourty 1974-4-20 10 Yolo On corner of Route 99W and Rd. 56 Comment
  OBI54944  Amsinckia intermedia Kathleen Faustini 1980-4-9 4 Yolo Slope W of Rec Pool Lodge; UCD Comment
  UCD119695  Amsinckia intermedia Peter M. Ray 1950-4-15 1701 Yolo Slope near road, just north of bridge. On California Highway 16, 1 mile north of Guinda. 30 Comment
  UC725952  Amsinckia lycopsoides A. A. Heller 1941-3-26 15912 Yolo road w of Hwy 99 Comment
  RSA0089943  Amsinckia menziesii Michael A. Vincent, Robert Rhode 1996-3-30 7256 Yolo Cache Creek Canyon Regional Park, Lower Site, along St. Hwy. 16, ca. 2 miles S of Colusa Co. Line. Comment
  UCD119773  Amsinckia menziesii M. Wiesendanger 1927-4-29 610 Yolo Woodland. Comment
  UCD117548  Anagallis arvensis P. Thompson 1996-4-14 10 Yolo Davis. South side of town, path parallel to Valdora Road. 17 Comment
  UCD62841  Anagallis arvensis Elaine Chow; Plant Biology 102 students 2008-4-6 4 Yolo Yolo County; Audubon Bobcat Ranch, lands to the north of Hwy 128 on north side of Putah Creek downstream of Monticello Dam. Bray Canyon. 109 Comment
  UCD117435  Anagallis arvensis Edwin A. Crosby 1952-4-23 21 Yolo beside old picnic ground, UC Davis campus. Comment
  UCD117413  Anagallis monelli Levine 1974-5-21 107 Yolo Union School Yard, junction of County Roads 29 and 88. 18 Comment
  UC405429  Ancistrocarphus filagineus Blankinship 1893-4-15 Yolo Capay Comment
  POM57371  Ancistrocarphus filagineus C. F. Baker 1903-5-8 2888 Yolo Cache Creek cannon [Canyon] Comment
  UC1151617  Andropogon glomeratus var. pumilus Beecher Crampton 1962-10-30 6710 Yolo State Hwy 128, 8.5 mi w Winters; Vaca Mtns., Putah Creek Canyon Comment
  UCD19135  Anemone X hybrida Duane Gooden 1998-9-15 s.n. Yolo city of Davis, UC Davis campus, near bicycle underpass on east side of Shields Library. Comment
  SD257169  Anthemis cotula George K. Helmkamp, Mary Alice Barnes 2013-5-8 20525 Yolo Southern Sacramento Valley: Yolo Bypass Wildlife Area, p.9 mile southeast of the junction of Chiles Road and I-80, between Sacramento and Davis. (Davis 7.5'Q) 13 Comment
  UCD129049  Anthemis cotula Beecher Crampton 1964-5-11 6949 Yolo Saxon Station. Comment
  UCD39103  Anthemis cotula Beecher Crampton 1964-5-11 6949 Yolo Saxon Station. Comment
  CAS-BOT-BC137752  Anthoxanthum odoratum Clarence R. Quick 1969-5-15 69 -01 Yolo Garden, Merritt Island, near junction of county roads #140 & 142, 3.5 miles south of Clarksburg. Comment
  UCD126279  Anthriscus caucalis Beecher Crampton 1979-4-27 s.n. Yolo CA. University of Davis. 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
  UCD47827  Apiastrum angustifolium J. Pierner; S. Burgess, A. Hufton, A. Ryan, and B. Takahashi 2000-4-29 13 Yolo Yolo Co/Napa Co line; McLaughling Reserve, 1 mile (as the crow flies) N of old town Knoxville. 640 Comment
  SEINET955762  Apocynaceae June McCaskill, Roman Gankin 1961-1 634 Yolo University of California, Davis. Comment
  UCD39937  Arachis hypogaea Beecher Crampton 1954-9-21 s.n. Yolo UC Davis Campus, Agronomy Experimental Area, P.F. Knowles experimental plots. Comment
  CHSC83109  Arbutus unedo Robert B. Deering 1956-11-28 450 Yolo Landscape Management Lath House; U.C.; Davis. Comment
  UCD51898  Arctostaphylos manzanita Marvin L. Nies 1951-2-23 2 Yolo 5 miles northwest of Rumsey. Comment
  UCD51920  Arctostaphylos manzanita F. W. Hays 1927-1-30 582 Yolo Putah Canyon. Comment
  UCD52066  Arctostaphylos manzanita Beecher Crampton 1970-2-10 8532 Yolo 2 miles W of Winters. Comment
  CAS-BOT-BC38892  Arctostaphylos manzanita subsp. manzanita R. B. Griffith 1949-3-14 2 Yolo North bank of Putah Creek, 8.6 miles west of Winters Comment
  SEINET11998353  Arctostaphylos mariposa Unknown 1988-1 80159 Yolo Blue Ridge area (ridge between Big Blue Ridge & Little Blue Ridge or between Fiske Creek & Davis Cr) 622 Comment
  UCD51069  Arctostaphylos stanfordiana subsp. bakeri Susan Sturgeon 1974-2-13 s.n. Yolo Manzanita area, south bank near 3 large Pinus and 1 valley oak in direct line with large cottonwood across the creek. 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
  UCD37680  Aristida ternipes var. gentilis Beecher Crampton 1961-6-6 5895 Yolo Yolo County, 2 miles west of Winters. Comment
  UCD56863  Aristida ternipes var. gentilis Jack Major 1961-6-13 542 Yolo along Putah Creek, 1.2 miles west of junction of State Highway 128 and Pleasants Valley Road. Comment
  LA76971  Aristolochia californica J. A. Ewan; 1934-3-18 8687 Yolo Putah Creek, 8 mi. above Winters Comment
  RSA261547  Aristolochia californica G. L. Webster 1967-3-23 7500 Yolo Along Putah Creek c. 1 mi E of bridge below Monticello Dam 61 Comment
  RSA416045  Aristolochia californica Joseph A. Ewan 1934-3-18 8687 Yolo Putah Creek, 8 miles above Winters. Comment
  UC762341  Aristolochia californica R. F. Hoover 1938-2-22 2769 Yolo Putah Creek canyon Comment
  UCR206549  Aristolochia californica George K. Helmkamp, E. A. Helmkamp 2009-3-17 14402 Yolo Inner North Coast Ranges Foothills, along CA-20 and Cache Creek, 4.3 miles southeast of the Colusa County line 159 Comment
  RSA92880  Aristolochia californica Annetta Carter 1934-3-18 453 Yolo About seven miles from Winters, Putah Creek road Comment
  UCD129261  Artemisia biennis P. B. Kennedy 1920-6-23 s.n. Yolo Holland Land Company. Clarksburg, Sacramento River. Comment
  UCR198145  Artemisia biennis Arthur M. Shapiro 2007-9-28 s.n. Yolo Sacramento Valley, Yolo Bypass, west Sacramento Comment
  UCD129249  Artemisia douglasiana Beecher Crampton 1961-10-25 6044 A Yolo 4 miles NW of Bryte, Yolo Bypass, S of Todhunter's Lake. 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
  UCD37761  Artemisia douglasiana Beecher Crampton 1961-10-25 6044 A Yolo 4 miles NW of Bryte, Yolo Bypass, S of Todhunter's Lake. Comment
  UCD149336  Artemisia dracunculus Collector Unknown 1953-12-23 s.n. Yolo City of Woodland. 25 Comment
  HSC100291  Arundo donax J. P. Smith 2011-4-27 13139 Yolo Along Hwy. 16 near junction with Tabers Corner 99 Comment
  UCD56077  Arundo donax R. Tofsrud 1941-10-1 150 Yolo Davis. Comment
  UCD58037  Asclepias cordifolia Ellen Dean; K. Mawdsley 2007-4-6 3576 Yolo Tuleyome Ireland Ranch. In inner coast range, northwest of the City of Winters, between Salt Creek and Enos Creek, just north of Wild Cow Mountain. SE portion of ranch. 442 Comment
  UCD97110  Asclepias cordifolia Ellen Dean; C. Loughran, A. Fuller 2011-5-8 7010 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
  RSA261476  Asclepias eriocarpa L. F. Pardee 1972-5-22 23 Yolo with herbs and grasses in flat, dry, open area near north bank of Putah Creek; state recreation area ca. 8 mi. west of Winters on Highway 128. Comment
  UCD121297  Asclepias eriocarpa Mark F. Bean 1976-8-13 s.n. Yolo County Road 19, west of County Road 97, northwest of Woodland. Comment
  UCD121322  Asclepias fascicularis A. S. Crafts 1926-7-8 435 Yolo University Farm Campus, Davis. Comment
  RSA401266  Asclepias fascicularis Glenn A. Gorelick 1965-8-26 s.n. Yolo By railroad tracks just before Low Water bridge, Davis Comment
  UCD121358  Asclepias fascicularis M. Wiesendanger 1927-10-1 812 Yolo Davis. Comment
  UCD22747  Asclepias fascicularis Samantha Corte 1988-6-7 13 Yolo 1/4 mi. east on Sikes, on Tremont. 13 Comment
  UCD141599  Asclepias speciosa Ellen Dean; M. Taylor 2013-6-3 7770 Yolo Along Putah Creek between the Yolo Bypass and Mace Blvd. (County Road 104). On private agricultural land (Los Rios Farms), North of County Road 35, and East of County Road 106 on the North side of Putah Creek. Plot PCS 1D of Putah Creek vegetation survey. Also in Plot 1E and others here. 6 Comment
  UCD121368  Asclepias speciosa Mark F. Bean 1976-8-10 s.n. Yolo Next to community gardens opposite PG and E, 5th Street, Davis. Comment
  UCD121373  Asclepias speciosa C. B. Heiser Jr. 1946-9-18 1862 Yolo Along Southern Pacific Railroad, near Davis. Comment
  UCD67398  Asclepias speciosa Juliette Nguyen Le 1992-5-30 12 Yolo Roadside along Road 32A. 6 Comment
  UCD138673  Asparagus officinalis subsp. officinalis Clarence R. Quick 1968-8-25 68 .04 Yolo Merritt Island. Near junction of country roads #140 and 142. 3.5 miles S of Clarksburg. Comment
  CDA13742  Aster chilensis G. F. Hrusa, T. D. Wilfred 1996-9-26 13578 Yolo Central Valley; Tule Canal approx. 1/2 mi. E of Int. 5 & 1/4 mi N of Sacramento River on S side of Yolo Bypass. Comment
  CDA16241  Aster chilensis G. F. Hrusa 1997-12-13 14135 Yolo Sacramento Valley; Tule canal. 0 Comment
  UCD20594  Astragalus clevelandii E. Dean; with M. Bibbo 2002-7-5 1137 Yolo McLaughlin UC Reserve. 0.6 road miles S of Rayhouse Road reserve gate, along road to Soda Springs. 487 Comment
  UCR119133  Astragalus didymocarpus Beecher Crampton 1963-5-24 6810 Yolo Sacramento Valley, Davis. 15 Comment
  JEPS54607  Astragalus douglasii W. L. Jepson 1920-5-23 8960 Yolo Buckeye Creek bed , vicinity Hershey (vicinity Hershey) Comment
  UCD149354  Astragalus douglasii var. douglasii Collector Unknown 1952-1 s.n. Yolo City of Dunnigan. 62 Comment
  CDA26658  Astragalus douglasii var. douglasii C. Justus 1968-5-14 Yolo #NAME? 0 Comment
  CAS-BOT-BC173211  Astragalus tener Beecher Crampton 1998-4-21 10346 Yolo Ca. 3.5 miles S.E. of Woodland along county road 102, east of Mavis - Hanson field Comment
  CHSC79292  Astragalus tener Beecher Crampton 1966-4-19 7654 Yolo 1 mile S.W. of Saxon Station. Comment
  UCD34226  Astragalus tener Beecher Crampton 1978-5-8 9579 Yolo Yolo County, 1/4 mile south of Saxon Station, T7N R3E Sect. 17, N.E. quarter. Comment
  UCR119094  Astragalus tener Beecher Crampton 1966-4-19 7654 Yolo Central Valley; Sacramento Valley region, 1 mile SW of Saxon Station 5 Comment
  UCD105340  Astragalus tener var. ferrisiae Beecher Crampton 1978-5-8 9579 Yolo Yolo County, 1/4 mile south of Saxon Station. Comment
  UCD34225  Astragalus tener var. ferrisiae Beecher Crampton 1978-5-8 9578 Yolo Yolo County, 1/4 mile south of Saxon Station. Comment
  RSA657072  Astragalus tener var. tener Beecher Crampton 1955-3-28 2347 Yolo 4.5 to 5 miles southeast of Woodland, at Junction County roads 103 and 25. 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
  UCD105444  Astragalus tener var. tener J. M. Tucker 1951-3-25 2054 Yolo Beside the road (and in an adjacent field) paralleling the railroad to Woodland, 1.1 miles north of Davis. Comment
  UCD21053  Astragalus tener var. tener Vernal Pool Team 2002; Carol Witham and Jennifer Buck 2002-4-5 233 Yolo S of the city of Davis. Along Road 38, approximately 0.25 miles S of its intersection with Road 105. Glide/Tule Ranch site, pool # GLI002. 2 Comment
  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
  CAS-BOT-BC17437  Athysanus pusillus Alice Eastwood 1927-3-28 14208 Yolo Winters. Comment
  RSA97526  Atriplex Beecher Crampton 1954-8-20 2263 Yolo Along old Putah Creek channel, Davis. Comment
  UCD37731  Atriplex Beecher Crampton 1961-9-19 5980 Yolo Yolo County, 0.5 mile north of city limits of Davis, along Anderson Road. Comment
  RSA97529  Atriplex argentea Beecher Crampton 1952-10-24 871 Yolo 1.5 miles north of Davis. Comment
  SBBG115893  Atriplex argentea var. expansa B. Crampton 1985-9-5 10017 Yolo ca. 3.5 mi SE of Woodland, on Rd 25 Comment
  UCD97255  Atriplex argentea var. expansa M. Phillips 1929-10-1 2051 Yolo near Davis. Comment
  JEPS41114  Atriplex argentea var. mohavensis Rimo Bacigalupi, L. R. Heckard, and C. L. Custer 1965-10-4 9118 Yolo 1.8 mi ene Woodland ((measured from U.S. 99W), adjacent to air-strip (landing field) and sewage disposal (treatment) plant); ene of Woodland 10 Comment
  JEPS41115  Atriplex argentea var. mohavensis Rimo Bacigalupi, L. R. Heckard, and C. L. Custer 1965-10-4 9123 Yolo along Kentucky Ave. (Road 20) ca 1/4 mi n Sewage Disposal Plant (1 1/8 mi ene of Woodland); ene of Woodland, n of Sewage Disposal Plant 10 Comment
  SD180598  Atriplex cordulata B. Crampton 1952-10-24 872 Yolo 1.5 miles north of Davis. Comment
  UCD38284  Atriplex cordulata B. Crampton 1952-10-24 872 Yolo 1.5 miles north of Davis along Southern Pacific Railroad property. Comment
  SEINET3140452  Atriplex depressa H. Stutz 1993-10-29 95979 Yolo Woodland Comment
  UCD33826  Atriplex depressa Beecher Crampton 1973-7-9 8973 Yolo Yolo County, 3 miles S.E. of Woodland (in direct line), county roads 25 X 103. Comment
  UCD62893  Atriplex depressa Erica Smith 2007-6-28 8 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
  RSA97505  Atriplex depressa Beecher Crampton 1954-6-21 2004 Yolo 3 miles north of Davis Comment
  UCD38283  Atriplex expansa B. Crampton 1952-10-24 871 Yolo 1.5 miles north of Davis. Comment
  SEINET4135107  Atriplex joaquinana Howard C. Stutz 1991-5-30 95515 Yolo Woodland.; 0 Comment
  SEINET4135118  Atriplex joaquinana Erica Smith 2007-7-12 9 Yolo City of Woodland Alkali Grassland Preserve managed by Center for Natural Land Management at the intersection of County Roads 103 and 25. South side of County Road 25 throughout alkali grassland.; 0 5 Comment
  UCD33817  Atriplex joaquinana Beecher Crampton 1973-6-22 8963 Yolo Yolo County, 3 miles S.E. of Woodland (in direct line), county roads 25 and 103. 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
  UCD72490  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
  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
  UCD97492  Atriplex joaquinana M. Wiesendanger 1927-4-29 601 Yolo Davis. Comment
  UCR262438  Atriplex micrantha George K. Helmkamp, E. A. Helmkamp 2011-12-7 18500 Yolo Southern Sacramento Valley, midway between Davis and Sacramento along Hwy 80, between Chiles Road (County Road 32B) and Levee Road, west edge of Yolo Bypass Wildlife Area 11 Comment
  SEINET9345117  Atriplex parishii Unknown 1952-10-24 873 Yolo Alkali flats 1.5 mi N of Davis. Comment
  RSA97525  Atriplex prostrata Beecher Crampton 1954-9-22 2275 Yolo West Sacramento. Comment
  UCD97616  Atriplex prostrata P. N. Annand 1929-10-19 2077 Yolo west end of Yolo Causeway. Comment
  SBBG115957  Atriplex rosea B. Crampton 1985-9-5 10018 Yolo ca. 3.5 mi SE of Woodland, on Rd 25 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
  UCR212354  Atriplex rosea Erica Smith 2007-6-28 07 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
  UCD32789  Atriplex rosea Beecher Crampton 1954-8-20 2263 Yolo Yolo County, 1 mile west of Davis, along Putah Creek, old channel. Comment
  UCD97734  Atriplex semibaccata G. J. W. 1914-10-1 s.n. Yolo Cereal Plots, University Cereal Farm, Davis. Comment
  UCD97794  Atriplex serenana K. Esau 1931-8-28 2257 Yolo Davis. 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
  UCD56206  Avena barbata R. Koch 1996-6-1 13 Yolo Davis. Along bike path in West Davis. 15 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
  UCD15535  Avena fatua Lara Hawthorne 1989-6-3 11 Yolo 6 miles east of Winters. 15 Comment
  UCD19445  Avena fatua J. Shepard 2000-2-18 37 Yolo Grasslands Regional Park. East of Davis, from intersection of I-80 and Mace Blvd., 3.5 mi. south on Mace Blvd. (County Road 104), thence east 100 yd. along unpaved entrance road, on south side of road. 12 Comment
  UCD56375  Avena fatua A. A. Beetle 1945-3-8 4199 Yolo Putah Creek Canyon. West of Winters. 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
  SEINET3919678  Avena fatua Steven Slagle 1964-3-17 22 Yolo 1 mile west of Davis.; 0 15 Comment
  SEINET4116766  Avena fatua M. P. Dunford 1961-1 1038 Yolo Dry, steep hillside, slope 30 degrees N,1/4 mi W of Monticello Dam, State Hwy 128. 91 Comment
  SEINET3919697  Avena fatua var. sativa C. B. Shah 1960-5-15 23 Yolo University of California campus, Davis.; 0 16 Comment
  SEINET11696019  Avena sterilis Unknown 1978-5-24 T.O.s.n. Yolo UC Davis Campus, Agronomy Experimental Area, Plant Introduction Nursery row B-11 Comment
  UCD164521  Baccharis salicifolia subsp. salicifolia Craig D. Thomsen 2006-8-16 2708 Yolo Camp Haswell County Park, Pocket Gulch near entry. 137 Comment
  UCD94984  Barbarea verna Alexis Fuller; Ellen Dean and Clare Loughran 2011-5-8 5 Yolo Audubon Bobcat Ranch, lands to the north of Hwy 128 on north side of Putah Creek, downstream of Monticello Dam. Two thirds of the way up Bray Canyon. East side of Bray creek. 131 Comment
  UCD150780  Bauhinia Robert Deering 1954-11-4 s.n. Yolo Yolo County, University of California, Davis Landscape Management Greenhouse. 15 Comment
  UCD129457  Bidens frondosa Beecher Crampton 1953-9-30 1633 Yolo Knights Landing, Sycamore Slough. Comment
  CDA21294  Boehmeria cylindrica G. F. Hrusa, C. & E. Dogwin 2007-10-18 17081 Yolo Sacramento Delta; Boat launch area on W side of Sacramento River approx. 1 mi. N of Hood. 3 Comment
  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
  SEINET3920069  Boissiera pumilio Beecher Crampton 1964-5-11 3547 Yolo Uc Davis agronomy experimental area, plant indroduction nursery, row J-52; planted from seed obtained from Turkmenistan, Ashkhabad, Hortus Botanicus Acadamiae Scientarium, seed index #547.; 0 Comment
  SEINET8574352 Image available Bolboschoenus fluviatilis C. F. Ehling 1951-5-19 46 Yolo Yolo bypass, 7 miles east of Davis 3 Comment
  UCD142977  Bolboschoenus glaucus Ellen Dean; C. Robbins 2013-8-28 7995 Yolo Eastern edge of the City of Woodland. Property owned by the City of Woodland. North of Gibson Road extension on E side of Pole Line Rd. (County Rd. 102); north of existing sewer plant in an area that once had evaporation ponds. Area was recently used as borrow pit for the raised soil slab that has been prepared for the Woodland- Davis water treatment plant construction project (for clean drinking water.) Borrow pit is just south of that slab. 0 Comment
  SEINET3915169  Bolboschoenus maritimus subsp. paludosus R. J. Planck 1963-5-15 41 Yolo On G Street, 2 miles north of 11th Street, Davis.; 0 15 Comment
  UCD73105  Brachypodium distachyon Ellen Dean; Susan Xhang, Christa Lindsey, Chris Mosser 2008-5-3 4896 Yolo Audubon Bobcat Ranch, lands to the north of Hwy 128 on north side of Putah Creek, downstream of Monticello Dam. Along Bray Creek. 88 Comment
  UCR235456  Brassica hirta George K. Helmkamp, E. A. Helmkamp 2012-4-17 18781 Yolo Sacramento Valley, along County Road 26, 1.4 miles west of its intersection with Road 89, c. 12 miles WSW of Woodland 65 Comment
  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
  UCD165454  Brassica nigra Kai Battenberg 2016-8-6 KB 15 -1 Yolo Yolo County; Davis. Off of Chiles Road. 2.2 km East from Mace Boulevard. 0 Comment
  UCD41120  Brassica oleracea S. Greenleaf 2002-4-2 155 Yolo Eastern foothills of inner north coast range, Capay Valley. About 0.4 miles as the crow flies west of Guinda. Comment
  UCD128349  Brassica tournefortii A. M. Shapiro 2011-1-4 s.n. Yolo West Sacramento. Roadside along West Capitol Avenue. Comment
  CAS-BOT-BC106311  Brickellia californica Roxana Stinchfield 1916-6-25 447 Yolo Buckeye Creek - Goodin Ranch Comment
  UCD139141  Brodiaea elegans subsp. elegans K. O'Keefe 1995-6-3 s.n. Yolo 100 m from west side of Cold Creek, 250 m from confluence with Putah Creek. Below and east of Lake Berryessa, on side of Highway 128. 120 Comment
  UCD84319  Brodiaea elegans subsp. elegans Ayzik Solomeshch 2009-4-18 s.n. Yolo Yolo Bypass. Glide Ranch. 4 Comment
  UCD33164  Bromus Beecher Crampton 1967-4-26 7842 Yolo Yolo County, Davis, B st. between 3rd. and 4th. streets. Comment
  UCD60272  Bromus Beecher Crampton 1974-7-9 s.n. Yolo UC-Davis Campus, Agronomy Experimental Area, Plant Introduction Nursery. Comment
  UCD60273  Bromus Beecher Crampton 1964-4-28 s.n. Yolo UC-Davis Campus, Agronomy Experimental Area, Plant Introduction Nursery. Comment
  UCR179379  Bromus alopecuros J. M. DiTomaso 2003-4-23 Yolo West of Winters, off Road 87 Comment
  UCD36192  Bromus arizonicus Beecher Crampton 1953-4-11 1073 Yolo Davis, vacant lot. Comment
  UCD36843  Bromus arizonicus Beecher Crampton 1956-3-30 3238 Yolo Yolo Couhty, city of Davis, Southern Pacific Railroad Station. Comment
  UCD37837  Bromus arizonicus Beecher Crampton 1962-4-18 6227 Yolo Yolo County, city of Davis, Southern Pacific Railroad Station. Comment
  UCD57696  Bromus arizonicus Beecher Crampton 1972-4-5 8781 Yolo Davis. College Park and Eureka Ave. Comment
  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
  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
  UCD36162  Bromus catharticus Beecher Crampton 1953-3-19 1012 Yolo Yolo County, city of Davis, at edge of field by overpass. Comment
  UCD37539  Bromus catharticus Beecher Crampton 1955-3-24 2341 Yolo Yolo County, city of Davis, University of California campus, Horticulture Lath House. Comment
  UCD58395  Bromus catharticus Beecher Crampton 1969-7-29 8504 Yolo Davis. Russell Blvd. X College Park. 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
  HSC101405  Bromus diandrus J. P. Smith 2011-4-27 13140 Yolo Along State Route 16 at its junction with County Road 8 93 Comment
  RSA655137  Bromus diandrus Beecher Crampton 1956-4-19 3273 Yolo Davis. Comment
  RSA697041  Bromus diandrus Lois Weston 1942-4-20 1124 Yolo Davis. Comment
  SEINET238201 Image available Bromus diandrus Beecher Crampton 1956-4-19 3273 Yolo Davis Comment
  SEINET238947 Image available Bromus diandrus Beecher Crampton 1967-4-30 7843 Yolo Davis, around buildings. Comment
  UCD147281  Bromus diandrus Carol W. Witham 2003-4-7 903 Yolo DFG Tule Ranch vernal pools. Approximately 8 miles southeast of Davis. Southeast of the junctions of County Roads 38 and 105. 4 Comment
  UCD21198  Bromus diandrus J. Shepard 2000-2-28 52 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, in archery ranges. Near rows of Lombardy poplars. 12 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
  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
  UCR137667  Bromus diandrus Beecher Crampton 1964-4-7 6917 Yolo Sacramento Valley, Davis, Southern Pacific Railroad 16 Comment
  UCR207826  Bromus diandrus George K. Helmkamp, E. A. Helmkamp 2009-3-24 14444 Yolo Inner North Coast Ranges, along CA-128, 4.4 miles west of Winters and beside Putah Creek 43 Comment
  CAS-BOT-BC155609  Bromus diandrus Ball; Bellue 1933-5-1 s.n. Yolo Unspecified. Comment
  SACT000668  Bromus diandrus M. Wiesendanger 1927-4-29 Yolo Comment
  UCD58529  Bromus diandrus M. Wiesendanger 1927-4-29 s.n. Yolo Woodland. Comment
  UCD59453  Bromus diandrus A. A. Beetle 1941-4-22 1710 Yolo 4 miles west of Davis, via U. S. H. 40. Comment
  SEINET3922490  Bromus haenkeanus Beecher Crampton 1955-3-24 2341 Yolo City of Davis, University of California campus, Horticulture Lath House.; 0 Comment
  CAS-BOT-BC155288  Bromus hordeaceus P. F. Knowles 1941-1-1 s.n. Yolo Davis. Greenhouse. Comment
  UCD58647  Bromus hordeaceus Roger Zwanziger 1950-5-10 s.n. Yolo Putah Creek. Comment
  UCD58679  Bromus hordeaceus A. A. Beetle 1942-6-1 3731 Yolo Davis. Comment
  UCD81037  Bromus hordeaceus Ellen Dean; G. Harrington, T. Starbuck 2009-5-13 5582 Yolo city of Woodland. Woodland Regional Park. East side of County Road 102, just south of County Road 25. Old rodeo parking area. 9 Comment
  UCR235434  Bromus hordeaceus George K. Helmkamp, E. A. Helmkamp 2012-4-17 18784 Yolo Sacramento Valley, along County Road 26, 1.4 miles west of its intersection with Road 89, c. 12 miles WSW of Woodland 65 Comment
  CDA1819  Bromus hordeaceus M. K. Bellue 1933-5-3 Yolo 0 Comment
  UCD58943  Bromus laevipes R. Tofsrud 1947-5-8 s.n. Yolo Near Rumsey. Comment
  UCD58944  Bromus laevipes R. Tofsrud 1947-5-8 s.n. Yolo Near Rumsey. Comment
  UCD63264  Bromus lanceolatus var. lanuginosus B. Jones 1945-5-1 Yolo At Davis. 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
  SEINET3922236  Bromus rigidus W. P. Hackett 1960-5-14 32 Yolo On dirt road 0.3 mile south of Pomology Department's spray shed, University of California campus, Davis, CA.; 0 Comment
  UCD59282  Bromus sitchensis Beecher Crampton 1967-5-19 7950 Yolo Davis, along B St. between 3rd and 4th. Comment
  UCD36844  Bromus sterilis Beecher Crampton 1956-4-2 3239 Yolo Yolo County, city of Davis, Southern Pacific Railroad Triangle. Comment
  UCD37791  Bromus sterilis Beecher Crampton 1962-4-2 6111 Yolo Yolo County, city of Davis, along Southern Pacific Railroad. 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
  SEINET3923356  Bromus sterilis Beecher Crampton 1964-4-7 6918 Yolo Davis, Southern Pacific Railroad.; 0 Comment
  UCD59752  Bromus tectorum Beecher Crampton 1980-5-17 9721 Yolo Davis. Comment
  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
  SEINET240474 Image available Bromus trinii Beecher Crampton 1962-4-13 T.O. 2483 Yolo UC Davis agronomy experimental area, plant introduction nursery. Comment
  SEINET242021 Image available Bromus trinii Beecher Crampton 1961-9-30 T.O. 2483 Yolo UC Davis agronomy experimental area, plant introduction nursery, row 20 Comment
  SEINET239027  Bromus willdenowii Beecher Crampton 1972-3-29 8778 Yolo UC Davis campus. Pasture. Comment
  UCD105594  Caesalpinia gilliesii H. W. Chandler 1964-9-28 s.n. Yolo Along roadside, Rd. 89, 1 mi. S. of Madison. Comment
  RSA0054947  Calandrinia caulescens Lois Weston 1942-4-7 1163 Yolo Davis campus. 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
  UCD100151  Calandrinia ciliata A. A. Beetle 1945-3-8 4200 Yolo Putah Creek Canyon, west of Winters. Comment
  UCD146827  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
  UCD21211  Calandrinia ciliata J. Shepard 2000-3-12 76 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 and barn, by archery range. 12 Comment
  UCD82188  Calandrinia ciliata J. Shepard 2004-3-7 631 Yolo Yolo County Grasslands Park: East of Davis, from intersection of I-80 and Mace Blvd., 3.5 mi. south on Mace Blvd. (County Road 104), thence east 0.5 miles along unpaved entrance road to Department of Defense fence. South 50 yds. 12 Comment
  UCR106849  Calandrinia ciliata Claire Warshaw 1985-4-10 01 Yolo City of Davis, near intersection of Highway 113 and Hutchison Drive 12 Comment
  UCD100236  Calandrinia ciliata Mrs. Lida Lyon 1925-3-19 s.n. Yolo Agron. Tract, Davis. Comment
  UCD100252  Calandrinia ciliata Ogden C. Riddle 1942-4-7 57 Yolo Agronomy farm, Davis. Comment
  UCD15293  Calandrinia ciliata Claire Warshaw 1985-4-10 1 Yolo city of Davis, near intersection of Highway 113 and Hutchison Drive. 12 Comment
  UCD36602  California macrophylla Beecher Crampton 1955-5-12 2773 Yolo Yolo County, 7.5 miles west of city of Davis, Moon Ranch. 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
  CHSC79238  Callitris canescens H. Fong 1972-8-16 Yolo D-2 Comment
  CDA12109  Calochortus amabilis G. F. Hrusa 1989-4-16 5924 Yolo North Coast Biodiversity Arena; Hwy 16 and Cache Creek immed. N of Capay Valley. 76 Comment
  CHSC42779  Calochortus amabilis Don Neubacher 1975-5-2 15 Yolo 2.3 miles north of Rumsey on State Highway 16, near Cache Creek. 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
  UCD62863  Calochortus amabilis Tavis Forrester; Plant Biology 102 students 2008-4-6 2 Yolo Yolo County; Audubon Bobcat Ranch, lands to the north of Hwy 128 on north side of Putah Creek downstream of Monticello Dam. Bray Canyon. 109 Comment
  UCD20870  Calochortus splendens N. Nicola 2001-8-5 87 Yolo Eastern foothills of inner north coast range, Capay Valley, 0.9 miles as the crow flies N. of Rumsey; Lowrey Ranch. Comment
  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
  SEINET9359698  Calycadenia oppositifolia Unknown 1954-5-6 1827 Yolo Yolo Comment
  CAS-BOT-BC270866  Calycadenia pauciflora Gerald D. Carr 1971-9-15 659 Yolo 3.0 miles E of Lake County line on Rieff - Rayhouse Road, NE Roadside slope Comment
  UC1876640  Calycadenia pauciflora Gerald D. Carr 1971-9-28 676 Yolo 7.5 mi SW of Brooks, 1.5 mi N of Berryessa Peak. 300 yards E of road. 640 Comment
  UCD137925  Calycanthus occidentalis M. Wiesendanger 1927-5-4 644 Yolo Putah Canyon. Comment
  UCD100320  Calyptridium quadripetalum Jack Major 1966-6-6 s.n. Yolo On serpentine, northwest of Reid Mine, northwestern Yolo County (near Lake and Napa counties). 618 Comment
  UCD106206  Calystegia occidentalis subsp. occidentalis Jean Shepard 2011-8-20 853 Yolo NE of Woodland, from intersection of County Roads 102 and 16, E on Rd. 16 to T. Right on Rd. 16A around Gray's Bend about 2 mi to private dirt road on left. Site is just E of Sutter County line. Comment
  RSA41330  Camissonia ignota Robert F. Hoover 1938-4-23 3199 Yolo Grade on Rumsey - Arbuckle Road. Comment
  UCD160545  Camissoniopsis Ellen Dean; Craig Thomsen 2015-3-21 8599 Yolo Audubon Bobcat Ranch. Western part of ranch, just north of Hwy 128 and N of Putah Creek. Area E of Bray Canyon at base of large escarpment labeled 'spring' on topo maps. Burned in 2014. 234 Comment
  UCD57792  Capillipedium parviflorum Beecher Crampton 1957-9-24 s.n. Yolo UC Davis Campus, Agronomy Experimental Areas. Comment
  CAS-BOT-BC37053  Capsella bursa-pastoris Clarence Roy Quick 1971-4-29 71 -37 Yolo Pylman-Quick garden, Merrit Island. Near Clarksburg, County Road 142. Comment
  SFV1431  Capsella bursa-pastoris E. B. Risley 1961-2-13 101 Yolo Sacramento Valley Davis. Open field at 5th and I Streets. Comment
  UCD114123  Capsella bursa-pastoris Beecher Crampton 1957-3-26 3898 Yolo Landscape Management Plots, UC Davis Campus. Comment
  UCD41014  Capsella bursa-pastoris Carol W. Witham 2003-4-11 944 Yolo DFG Tule Ranch vernal pools. Approximately 8 miles southeast of Davis. Southeast of the junctions of County Roads 38 and 105. 4 Comment
  UCD167656  Capsicum frutescens Paul G. Smith 1959-1 SA 218 Yolo University of California at Davis. Department of Vegetable Crops (Truck Crops) greenhouse. Planted from seed collected in a market in Belo Horizonte, Brazil. Said to come from Santa Luzia, Minas Gerais. Probably wild type. Comment
  UCD83576  Cardamine hirsuta Jean Shepard 2010-4-3 836 Yolo City of Davis, Mace Ranch subdivision. Intersection Costa Mesa and Carmelo, SW corner. Comment
  UCD168433  Cardamine oligosperma Ellen Dean 2017-3-15 9255 Yolo Audubon Bobcat Ranch, lands north of Hwy 128, just east of Monticello Dam. Bray Canyon and vicinity on the western side of ranch. Ranch burned once each year in 2014, 2015, 2016. 2017 has been a high rainfall year. Lower reaches of Bray Canyon on west side of creek. 57 Comment
  CDA3647  Cardaria draba G. D. Barbe 1991-4-26 4408 Yolo Corner of Jefferson Boulevard at Courtland Road, west of Elkhorn Slough. 0 Comment
  RSA531017  Cardaria draba Glenn A. Gorelick 1966-5-15 s.n. Yolo 5 miles E of Woodland on Hwy 16. Comment
  CDA16213  Carex barbarae G. F. Hrusa 1998-4-3 14193 Yolo Sacramento Valley; Tule canal. Ditch at intersection of Tule canal & Main St. exit (Hwy 16), +- 5 m, E oWoodland. Common here, rhizomatous. 0 Comment
  UCD141698  Carex barbarae Ellen Dean; M. Taylor 2013-6-21 7810 Yolo North side of Putah Creek east of City of Winters. South of Russell Blvd. on east side HWY 505. Yolo County Housing Authority area. In or near Plot YHA 2A of Putah Creek vegetation survey. 6 Comment
  UCD169978  Carex barbarae G. F. Hrusa 1998-4-3 14193 Yolo Tule canal. Ditch at intersection of Tule canal and Main St. exit (Hwy 16). About 5 m E o(f) Woodland. Comment
  UCD131571  Carex divulsa subsp. divulsa Jean Shepard 2012-4-30 867 Yolo City of Davis. Yard 1800 block Myrtle Place. 15 Comment
  UCD141593  Carex nudata Ellen Dean; A. Ayalon 2013-5-16 7764 Yolo Along Putah Creek, west of Old Davis Rd., east of Railroad overpass. UC Davis Putah Creek Reserve. In plot DRR 2E of Putah Creek vegetation survey. 15 Comment
  HSC79004  Carex praegracilis A. C. Sanders 1984-6-18 5067 Yolo Sacramento Bypass near Bryte, just NW of Sacramento, bed of the bypass 1 mi. W of the Sacramento River 5 Comment
  UCR37037  Carex praegracilis A. C. Sanders 1984-6-18 5067 Yolo Sacramento Valley, Sacramento Bypass near Bryte, just NW of Sacramento, bed of the bypass 1 mi west of the Sacramento River 5 Comment
  UCD140758  Carex praegracilis Ethel H. Hyde 1937-5-5 s.n. Yolo near Davis. Comment
  CAS-BOT-BC117397  Carex senta Clarence Roy Quick 1972-7-22 72 -14 Yolo On E band of E levee of Merritt Island, at jtn of road 142, ca 20 mi SSW of Sacramento, 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
  UCD142966  Carya illinoinensis Ellen Dean; K. MacMillen 2013-8-9 7939 Yolo Downstream of Monticello Dam along Hwy 128, north side of Putah Creek in Putah Creek Vegetation Survey Plot INT3A. 45 Comment
  UCD122231  Castilleja applegatei Ethel H. Hyde 1937-5-1 s.n. Yolo Putah Canyon. Comment
  UCD122267  Castilleja applegatei subsp. martinii Rolf Y. Berg 1964-3-14 8006 Yolo State Highway 16, ca. 2.5 miles northwest of Rumsey. Comment
  UCD122278  Castilleja applegatei subsp. martinii K. Esau 1932-3-5 s.n. Yolo Putah Canyon. Comment
  SFV8661  Castilleja applegatei subsp. martinii M. Ivey 1973-4-24 27 Yolo Putah Parklands, State Highway 128. West facing slope. Comment
  UCD146931  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
  UCD21414  Castilleja attenuata J. Shepard 2002-4-6 504 Yolo Yolo County Grasslands Park: East of Davis, from intersection of I-80 and Mace Blvd., 4 mi. south on Mace Blvd. (County Road 104), thence east 0.5 miles along County Road 36. About 100 yards west of Department of Defense fence, then 200 yards north of south fence (Rd. 36). 12 Comment
  SFV8325  Castilleja exserta D. C. Fruchtenicht 1965-4-27 11 Yolo Along Putah Creek. 3 miles west of Winters. On steep, south-facing roadbank. 152 Comment
  UCD63066  Castilleja exserta subsp. exserta Ellen Dean 2008-4-9 4775 Yolo Tuleyome Ireland Ranch. Central part of Ranch. Upper reaches of main canyon that starts near upper part of main loop road. Above stockpond. 595 Comment
  HSC20885  Castilleja exserta subsp. exserta M. Dole 1963-4-9 17 Yolo 2 mi. W of Zamora on Rd. 15 Comment
  SEINET5739668 Image available Castilleja exserta subsp. exserta C. B. Shah 1960-1 5 Yolo Hilly area, sloping south side toward creek, near scout cabin along Cache Creek Canyon, State Hwy 16, ca. 2 miles NW of Rumsey.; Rumsey 122 Comment
  HSC90179  Castilleja foliolosa Andrew Enberg, Brad Penkala, Dan Scofield 1990-4-23 Yolo Hwy. 16, approx. 2 mi. N of Rumsey 213 Comment
  JEPS103915  Castilleja foliolosa T. I. and F. M. Chuang 1991-6-23 7836 Yolo 3 mi S of Colusa and Yolo Co. line, on highway 16. Comment
  SBBG115478  Castilleja foliolosa P. McFarland 1997-4-25 2 Yolo St Hwy 128, W of Winters on cliff face opposite Monticello Dam parking lot Comment
  UCD39884  Casuarina cunninghamiana Beecher Crampton 1986-10-6 s.n. Yolo City of Davis; near L st. Comment
  UCD160542  Caulanthus lasiophyllus Ellen Dean; Craig Thomsen 2015-3-21 8596 Yolo Audubon Bobcat Ranch. Western part of ranch, just north of Hwy 128 and N of Putah Creek. Area E of Bray Canyon at base of large escarpment labeled 'spring' on topo maps. Burned in 2014. 220 Comment
  UCD55501  Caulanthus lasiophyllus J. Shepard 2000-5-18 253 Yolo Yolo County Grasslands Park: East of Davis, from intersection of I-80 and Mace Blvd., 3.5 mi. south on Mace Blvd. (County Road 104), thence east .2 mi. along unpaved entrance road, then south along track. 12 Comment
  UCD82202  Caulanthus lasiophyllus J. Shepard 2000-5-18 253 Yolo Yolo County Grasslands Park: East of Davis, from intersection of I-80 and Mace Blvd., 3.5 mi. south on Mace Blvd. (County Road 104), thence east .2 mi. along unpaved entrance road, then south along track. 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
  JEPS84702  Ceanothus John W. Willoughby 1976-4-21 1565 Yolo at fishing access along Putah Creek, off Hwy 128 Vaca Mountains, at N end of range 60 Comment
  RSA589906  Ceanothus cuneatus Michael A. Vincent, Robert M. Rhode 1996-3-30 7270 Yolo Cache Creek Canyon Regional Park, Lower Site, along St. Hwy. 16 , ca. 2 miles S of Colusa Co. Line. Comment
  UCD59380  Ceanothus cuneatus Ellen Dean; Kate Mawdsley 2007-6-8 3855 Yolo Tuleyome Ireland Ranch, Inner Coast Ranges, northwest of the city of Winters, between Salt Creek and Enos Creek, just N of Wild Cow Mtn. Central part of ranch. 621 Comment
  UCD73673  Ceanothus cuneatus Ayzik Solomeshch 2004-5-3 s. n. Yolo Audubon Bobcat Ranch, northwest of the city of Winters. Northeastern part of ranch, Maxwell Flat area, accessed by private road that is at the end of Moody Slough Rd. 71 Comment
  UC912400  Ceanothus integerrimus Ethel Crum 1938-5-7 1999 Yolo Cache Creek canyon Inner North Coast Ranges (4 mi n of Rumsey.) 152 Comment
  UCD111958  Ceanothus integerrimus A. S. Crafts 1926-4-10 56 Yolo U.C. Campus, Davis. Comment
  UCD20477  Ceanothus maritimus ATL 1981-3-13 HN 025 Yolo California, Yolo County: Davis. University of California campus. Environmental Horticulture. Comment
  UCD56732  Ceanothus oliganthus var. sorediatus Ellen Dean; M. Bibbo 2007-3-23 3424 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
  CDA18062  Centaurea calcitrapa J. Young 1999-7-29 PDR 1226231 Yolo Winters. 0 Comment
  UCD130003  Centaurea calcitrapa Morris Halperin 1932-7-16 s.n. Yolo 7th, G St, Davis. Comment
  UCD130013  Centaurea calcitrapa J. Young 1999-7-29 PDR 122623 1 Yolo Winters. Comment
  UCD81560  Centaurea calcitrapa W. W. Robbins; W. D. Norton 1927-10-1 s.n. Yolo West of Davis. Comment
  UCD159355  Centaurea cyanus D. S. Park; G. J. Harrington 2010-6-10 140 Yolo 26412 Robin St, Esparto, weed in garden. 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
  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
  CDA7317  Centaurea solstitialis G. D. Barbe 1980-4-16 2572 Yolo Southwest corner County Roads 14 & 88, north of Esparto. 0 Comment
  CDA7318  Centaurea solstitialis M. K. Bellue 1931-9-4 Yolo Near Davis. 0 Comment
  UCD130083  Centaurea solstitialis W. T. P. 1916-10-1 s.n. Yolo Davis. Comment
  UCD15276  Centaurea solstitialis Claire Warshaw 1985-5-31 23 Yolo city of Davis, 1 mile north of Covell Blvd, in F Street field near green belt. 12 Comment
  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
  JEPS46946  Centaurium trichanthum Willis L. Jepson 1892-7-27 14636 Yolo w of Winters; Mountain Region of Clear Lake, Putah Canyon, Devils Gate Comment
  CAS-BOT-BC288507  Centromadia fitchii Roxana Stinchfield 1916-6-25 341 Yolo Mouth of Buckeye Creek Comment
  UCD81542  Centromadia fitchii W. W. Robbins; W. D. Norton 1927-10-1 822 Yolo West of Davis. Comment
  CAS-BOT-BC279098  Centromadia parryi subsp. rudis A. J. Bassinger 1920-11-1 s.n. Yolo Woodland 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-BC279108  Centromadia parryi subsp. rudis H. M. Hall 1923-10-11 11919 Yolo W. end of Yolo Causeway Comment
  UCD135690  Centromadia parryi subsp. rudis Bruce G. Baldwin 1985-10-15 545 Yolo west edge of Yolo Causeway between Interstate 80 and the Davis-Sacramento railroad tracks. Comment
  UCD159497  Centromadia parryi subsp. rudis D. S. Park 2010-8-25 247 Yolo West Sacramento. Growing along E. Main St. between road and railroad. Disturbed. Weedy habitat. 5 Comment
  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
  SD27845  Centromadia pungens Carl B. Wolf 1928-5-8 2146 Yolo Sacramento Valley, 12 miles north of Dixon. 29 Comment
  UCD144281  Centromadia pungens Carol W. Witham 2003-8-8 977 Yolo DFG Tule Ranch vernal pools. Approximately 8 miles southeast of Davis. Southeast of the junctions of County Roads 38 and 105. 4 Comment
  CAS-BOT-BC279407  Centromadia pungens subsp. pungens L. R. Abrams 1928-5-8 12602 Yolo Between Woodland & Davis Comment
  CAS-BOT-BC279409  Centromadia pungens subsp. pungens A. A. Heller; H. E. Brown 1902-4-30 5433 Yolo Near Black's Comment
  CAS-BOT-BC279411  Centromadia pungens subsp. pungens Clarence R. Quick 1969-8-18 69 -18 Yolo Garden, Merritt Island near junction of county roads #140 & 142, 3.5 miles south of Clarksburg Comment
  CAS-BOT-BC279413  Centromadia pungens subsp. pungens David D. Keck 1932-7-7 1731 Yolo About 6 mi. S. of Woodland, (3 mi. N. of intersection with Sacramento road) 30 Comment
  CAS-BOT-BC279416  Centromadia pungens subsp. pungens David D. Keck 1933-10-28 2591 Yolo 1/2 mi. E. of Yolo Causeway, 3 mi. W. of Sacramento River Comment
  CAS-BOT-BC223000  Cephalanthus occidentalis Beecher Crampton 1977-10-8 9541 Yolo Putah Creek Canyon, Vaca Mtns., Hwy. 128 Comment
  UCD121531  Cephalanthus occidentalis Beecher Crampton 1958-11-6 5137 Yolo Yolo County, 6 miles west of city of Winters, Vaca Mountains, along Putah Creek. Comment
  UCD34608  Cephalanthus occidentalis Beecher Crampton 1986-8-26 10055 Yolo Yolo County, ca. 5-6 miles west of Winters along Putah Creek, public access area. Comment
  UCD37285  Cephalanthus occidentalis Beecher Crampton 1958-11-6 5137 Yolo Yolo County, 6 miles west of city of Winters, Vaca Mountains, along Putah Creek. Comment
  CDA9303  Cephalanthus occidentalis var. californicus G. F. Hrusa 2007-7-22 17074 Yolo Sacramento Delta; Yolo Co. Boat Launch, W side Sacramento R. +/- 1 mile N of Hood (Sacramento Co.). 7 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
  UCD98010  Cerastium fontanum subsp. vulgare Michelle Mahoney 1965-5-20 21 Yolo Davis, southwest corner of 3rd and J streets. 15 Comment
  UCD144786  Cerastium glomeratum Carol W. Witham 2003-4-9 919 Yolo DFG Tule Ranch vernal pools. Approximately 8 miles southeast of Davis. Southeast of the junctions of County Roads 38 and 105. 4 Comment
  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
  CAS-BOT-BC207760  Cercis occidentalis Camille F. Nowell 2011-6-13 11 Yolo McLaughlin Natural Reserve. Approx. 13 mi. E of Lower Lake on the Davis Creek access road. 1/2 mi. N from Knoxville-Berryessa Road. 598 Comment
  JEPS64778  Cercis occidentalis W. L. Jepson 1924-5-8 10410 Yolo Devil's Gate Putah Pass, Putah Creek (banks of creek) Comment
  UC334393  Cercis occidentalis unknown 1891-5-28 Yolo Capay Valley Comment
  UC764601  Cercis occidentalis R. F. Hoover 1939-3-5 3900 Yolo Rumsey Comment
  UC917182  Cercis occidentalis T. Tomich 1949-4-11 4 Yolo 8 mi nw Rumsey; Cache Creek Canyon 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
  UCD56740  Cercis occidentalis Ellen Dean; M. Bibbo 2007-3-23 3432 Yolo Tuleyome Ireland Ranch. In inner coast range northwest of the City of Winters between Salt Creek and Enos Creek, just north of Wild Cow Mountain. SW portion of ranch. 703 Comment
  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
  UCSB25090  Cercis occidentalis Masero, Ann 1967-2-12 Yolo On west side of Highway 16; 4.1 miles south of Bear Creek; in inner North Coastal Ranges 518 Comment
  UCD168412  Cercocarpus betuloides Ellen Dean; M. Hoshovsky 2017-4-18 9321 Yolo Audubon Bobcat Ranch. Lands to the north of Hwy 128. Eastern portion of ranch north of ranch headquarters in a canyon to the south of Rattlesnake Rock. Area has burned three times in the past three years. 179 Comment
  UCD56762  Cercocarpus betuloides Ellen Dean; M. Bibbo 2007-3-23 3454 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
  CAS-BOT-BC284546  Chaenactis glabriuscula var. heterocarpha Annetta Carter 1938-5-7 1364 Yolo Cache Creek Canyon, 3.6 miles norht of Rumsey, Innner North Coast Range 213 Comment
  SEINET2029500 Image available Chaenactis glabriuscula var. heterocarpha Annetta Carter 1938-5-7 1364 Yolo Steep north-facing slope; Cache Creek Canyon, 3.6 miles north of Rumsey, Inner North Coast Range 213 Comment
  CHSC117311  Chamaesyce nutans B. Castro; Tom Boullion 2008-9-17 1768 Yolo Sacramento Valley. Ca 2.7 air mi SE of Knights Landing, via Road 116B, just W of 'Wild Irishman Bend' on topo map, on W bank of the Sacramento River at RM 85.6, not far off road. 11 Comment
  CDA43047  Chamaesyce nutans Martyn 2014-8-27 PDR# 570 P06216837 Yolo Yolo Bypass Wildlife Area. 0 Comment
  RSA432483A  Chamaesyce serpillifolia H. S. Budd 1901-11 1931 Yolo Grafton. Comment
  UCD81465  Chamomilla suaveolens M. Wiesendanger 1927-4-29 600 Yolo Davis. Comment
  UC735734  Chenopodium album Chas. Heiser 1947-7-9 1949 Yolo campus Davis 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
  UCD21334  Chenopodium album J. Shepard 2000-6-30 318 Yolo Yolo County Grasslands Park: East of Davis, from intersection of I-80 and Mace Blvd., 3.5 mi. south on Mace Blvd. (County Road 104), thence east along unpaved entrance road, past parking lot on the south side. Between entrance road and easternmost parking lot, below a 4 foot mound of topsoil. 12 Comment
  UCD81420  Chenopodium album J. Shepard 2000-5-20 254 Yolo Yolo County Grasslands Park: East of Davis, from intersection of I-80 and Mace Blvd., 3.5 mi. south on Mace Blvd. (County Road 104), thence east along unpaved entrance road past parking lots on south side of road. 12 Comment
  CDA3050  Chenopodium ambrosioides M. S. Bergseng, S. Wagener 1958-11-4 1498 A-58 Yolo Sacramento River bank, Tower Bridge Marina, Broderick. 0 Comment
  UCD55176  Chenopodium berlandieri Joe DiTomaso 2006-9-6 s.n. Yolo UC Davis campus, southwest corner of Plant and Environmental Sciences building in the Vinca minor garden. Comment
  UCD73833  Chenopodium glaucum Jean Shepard 2008-6-27 816 Yolo City of Davis, Covell Blvd. at Alhambra Dr., at entrace to Mace Ranch subdivision. Comment
Read comments
Jun 16 2010
  JEPS84729  Chenopodium murale John W. Willoughby 1976-7-29 1801 Yolo along State Hwy 128 about 1.2 mi nw junction <with> County Road 86 (Pleasants Valley Road) (at fishing access, beside parking lot); Vaca Mountains, Putah Creek 60 Comment
  UCD21524  Chenopodium rubrum A. M. Shapiro 2002-10-17 s.n. Yolo West Sacramento, 0.5 miles west of Harbor Blvd. Comment
  UCD98366  Chenopodium rubrum A. M. Shapiro 1994-10-24 s.n. Yolo West Sacramento, E. Levee Yolo Bypass. Comment
  UCD98469  Chenopodium rubrum A. M. Shapiro 1994-9-19 s.n. Yolo West Sacramento, near E levee Yolo Bypass. Comment
  UCR178426  Chenopodium rubrum Arthur M. Shapiro 2002-10-17 s.n. Yolo Sacramento Valley, West Sacramento, 0.5 miles west of Harbor Blvd. along railroad track 3 Comment
  SEINET239725 Image available Chloris uliginosa Beecher Crampton 4346 Yolo UC Davis agronomy experimental area, plant introduction nursery Comment
  SBBG21232  Chloris virgata B. Crampton 1955-8-23 Yolo 3 mi N of Davis; US Hwy 99 Comment
  UCD34699  Chloris virgata Beecher Crampton 1988-9-6 10143 Yolo Yolo County, along road 98 just north of jct. with road 25A. Comment
  SEINET3926099  Chloris virgata Beecher Crampton 1988-9-6 10143 Yolo Along road 98 just north of jct. with road 25A.; 0 Comment
  UCD73682  Chlorogalum pomeridianum Christa Lindsey; Plant Biology 102 students 2008-5-3 6 Yolo Yolo County; Audubon Bobcat Ranch, lands to the north of Hwy 128 on north side of Putah Creek downstream of Monticello Dam. Bray Canyon. West side of Bray Creek. 103 Comment
  UCD138437  Chlorogalum pomeridianum R. Tofsrud 1950 (?) s.n. Yolo North of Rumsey. Comment
  SEINET12239573  Choisya ternata R. E. Tanner 1955-3-21 24 Yolo 614 Oak Avenue, Davis Comment
  UCD20381  Chorizanthe membranacea K. Esau 1934-5-8 s. n. Yolo Putah Canyon. Comment
  UCD99781  Chorizanthe membranacea Jack Maze 1963-4-27 21 Yolo ca. 2 miles east of Recreation beach, State Highway 128. Comment
  UCD81559  Cichorium intybus W. W. Robbins; W. D. Norton 1928-8-1 1420 Yolo near Clarksburg. Comment
  UCD130494  Cichorium intybus J. D. Skoss 1948-8-12 87 Yolo University of California campus, Davis. Comment
  UCD130495  Cichorium intybus J. D. Skoss 1948-8-12 87 Yolo University of California campus, Davis. Comment
  UC91571  Cirsium cymosum var. cymosum J. W. Blankinship 1893-5-16 Yolo Woodland Comment
  UCD80920  Cirsium vulgare Ellen Dean; F. Singh, L. Raber, C. Kraintz, R. Ghaffarzadeh 2009-4-1 5323 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
  HSC81599  Clarkia affinis Thomas W. Nelson, Jane P. Nelson 1980-4-27 5107 Yolo Along SR 16, 100 m E of bridge over Cache Creek, 4.2 mi. from county line 152 Comment
  UCD104015  Clarkia affinis L. P. Thibault 1995-5-21 45 Yolo NW edge of Highway 128, ca. 1/2 mile E of Monticello Dam. 125 Comment
  UCD160096  Clarkia affinis Lauren Bradt 2015-4-12 4 Yolo Audubon Bobcat Ranch. North side of Hwy 128, west of Winters. Southeast corner of ranch, west and uphill of ranch house headquarters. 144 Comment
  UCD160197  Clarkia affinis Taylor Blevins 2015-4-12 1 Yolo Audubon Bobcat Ranch. North side of Hwy 128, west of Winters. Southeast corner of ranch, west and uphill of ranch house headquarters. 188 Comment
  UCD23194  Clarkia affinis A. Solomeshch 2002-4-30 s.n. Yolo Glide Ranch. 2.5 miles SSE from intersection of Rd 105 and Rd 38. Comment
  UCD72442  Clarkia concinna Ellen Dean 2008-4-25 4864 Yolo Tuleyome Ireland Ranch, central part of ranch in drainage that goes downhill from area of loop road where vehicles are normally parked. 598 Comment
  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
  UCD73714  Clarkia purpurea Ayzik Solomeshch 2004-5-14 s. n. Yolo Audubon Bobcat Ranch, west of the city of Winters. Southeastern corner of ranch. 83 Comment
  JEPS43588  Clarkia purpurea subsp. quadrivulnera Elizabeth Ferguson 1920-5-15 342 Yolo w Winters; Putah Creek Comment
  UCD59345  Clarkia unguiculata Ellen Dean; Kate Mawdsley 2007-5-11 3769 Yolo Tuleyome Ireland Ranch. In inner coast range, northwest of the City of Winters, between Salt Creek and Enos Creek, just north of Wild Cow Mountain. Central part of ranch. 539 Comment
  UCD48080  Claytonia parviflora Yumee Kim; L. Bachman, P. Lalbhai 2002-4-13 20 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
  UCD48081  Claytonia parviflora subsp. parviflora A. Laffin; S. Holck, A. Randall 2002-4-12 10 Yolo Yolo County, McLaughlin UC Reserve. W side of Davis Creek Reservoir, along road that goes from Soda Spring are 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, 11 yards from the N side of the road. 488 Comment
  UCD15582  Claytonia perfoliata J. D. Clarck 1995-5-27 7 Yolo Mix Canyon Rd, approx. 1/2 mile from intersection with Pleasant Valley Rd in Winters. 45 Comment
  UCR228279  Claytonia perfoliata Ellen Dean 2008-4-25 4859 Yolo Tuleyome Ireland Ranch, central part of ranch, near east end of path that has been cut into chaparral to access southwestern part of ranch 617 Comment
  UCD146829  Claytonia perfoliata subsp. perfoliata Carol W. Witham 2003-4-11 956 Yolo DFG Tule Ranch vernal pools. Approximately 8 miles southeast of Davis. Southeast of the junctions of County Roads 38 and 105. 4 Comment
  CAS-BOT-BC440065  Claytonia perfoliata subsp. perfoliata R. H. Miller 1949-5-7 45 Yolo About 3 miles west of Winters, beside Putah Canyon road Comment
  HSC43965  Clematis lasiantha Robert M. Specht 1977-4-12 639 Yolo NE facing slope above Davis Creek 640 Comment
  UCD56734  Clematis lasiantha Ellen Dean; M. Bibbo 2007-3-23 3426 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
  UCR141659  Clematis lasiantha Katherine Esau 1933-5-24 s.n. Yolo Coast Range, Putah Canyon [Solano Co.?] Comment
  JEPS84653  Clematis ligusticifolia John W. Willoughby 1979-8-13 4414 Yolo fishing access along State Hwy. 128 ca. 1.2 mi. n.w. of junction of the hwy. and Pleasants Valley Rd. (County Rd. 86) Putah Creek; Vaca Mts., Putah Creek 60 Comment
  UCD142979  Clematis ligusticifolia Ellen Dean; L. Epstein 2013-9-5 8000 Yolo Downstream of Monticello Dam, north side of Putah Creek, south of HWY 128, near Putah Creek Vegetation Survey Plot INT 3A. 45 Comment
  SEINET12239569  Coleonema pulchrum D. K. Sexton 1956-4-8 261 Yolo Christian Science Church, SE corner Sixth & D Streets, Davis Comment
  SEINET893259  Coleus blumei H. H. Dickson 1950-1 11 Yolo Landscape Gardening greenhouse, University of California campus, Davis Comment
  HSC82065  Collinsia heterophylla Thomas W. Nelson, Jane P. Nelson 1980-4-27 5111 Yolo Along SR 16, 100 m E of bridge over Cache Creek, 4.2 mi. from county line 152 Comment
  UCD123620  Collinsia heterophylla M. Wiesendanger 1927-4-29 623 Yolo Esparto. Comment
  POM181668  Collinsia sparsiflora L. Williams 1927-3-22 s.n. Yolo Canyon of Putah Creek. Comment
  UCD168439  Collinsia sparsiflora Ellen Dean 2017-3-15 9261 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
  UCD123651  Collinsia sparsiflora Beecher Crampton 1982-3-8 9817 Yolo 2 miles west winters. Comment
  UC917151  Collinsia sparsiflora var. collina R. B. Griffith 1949-4-11 16 B Yolo 5.5 mi n Rumsey (e of Cache Creek); e of Cache Creek Comment
  UCD48209  Collinsia sparsiflora var. sparsiflora A. Laffin; S. Holck, and A. Randall 2002-4-13 16 Yolo Yolo County, McLaughlin UC Reserve, W side of Davis Creek Reservoir, along road that goes from Soda Springs to Rayhouse Rd.; due N of Soda Spring and ca. 1.0 airline mile WNW of UC Davis Aquatic Lab facility. Along side of running stream where road travels east-west for a short distance, ca. 55 yads. From the N side of the road. 488 Comment
  UCD39204  Colutea arborescens Beecher Crampton 1953-5-25 1333 Yolo U.C. campus, Davis. Comment
  UCD127312  Conium maculatum H. B. Nidever 1951-4-12 13 Yolo about 3 miles NE of Davis. Comment
  UCD41169  Consolida regalis K. Arhangelsky 2002-5-9 208 Yolo Eastern foothills of inner north coast range, Capay Valley. North of Guinda, Rd 43 off Hwy 16; Fullbelly Farm. Comment
  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
  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
  UCD126186  Convolvulus arvensis David Barnett 1982-5-11 46 Yolo West Davis on Road 97 0.2 mile north Road 32. 15 Comment
  UCD126188  Convolvulus arvensis M. P. Bellue 1931-9-4 s.n. Yolo Davis. Comment
  UCD14212  Convolvulus arvensis Dan Ray 1974-6-2 66 Yolo Yolo County; Road 103 at Chiles Road; 15 Comment
  UCD14213  Convolvulus arvensis Joan Alleguer 1974-5-20 43 Yolo Yolo County; U.C. Davis campus, near the medical school 15 Comment
  UCD15572  Convolvulus arvensis Collector Unknown Date Unknown s.n. Yolo Putah Creek, near lake Berryessa. 30 Comment
  CAS-BOT-BC286046  Conyza canadensis Roxana Stinchfield 1916-6-26 343 Yolo Mouth of Buckeye Cr. Comment
  JEPS84583  Conyza canadensis John W. Willoughby 1979-8-13 4412 Yolo fishing access along State Highway 128 about 1.2 mi w of the junction of the highway and Pleasants Valley Road Putah Creek (in open disturbed area near parking lot); Vaca Mountains, Putah Creek 60 Comment
  CHSC79211  Cordylanthus palmatus Beecher Crampton 1978-6-26 9606 Yolo 4 miles SE of Woodland. Comment
  JEPS82992  Cordylanthus palmatus L. R. Heckard 1963-8-10 6145 Yolo about 3 mi se Woodland (just n of Road 25 and w of Road 103) Comment
  UC1278026  Cordylanthus palmatus B. Crampton 1952-11-4 909 Yolo 1.5 mi e Woodland (vicinity of Woodland sewage disposal plant) Comment
  UCD127339  Coriandrum sativum P. B. Kennedy 1914-7-1 s.n. Yolo Agronomy plots, Davis. Comment
  RSA696101  Cornus glabrata Keith E. Hoffmaster 1939-4-26 939 Yolo Putah Canyon. Comment
  SEINET892931  Coronilla emerus B. J. McCaskill 1954-1 222 Yolo In yard at 709 7th Street, Davis. Comment
  SEINET11248513 Image available Cotoneaster franchetii Mary L. Mello 1949-12-16 Yolo University of California campus, Davis Comment
  UCR219958  Cotula australis Ayzik Solomeshch 2004-5-14 s.n. Yolo Audubon Bobcat Ranch, west of the city of Winters. Southeastern corner of the ranch. Grassland restoration and weed contol plots of Emilio Laca and Joe DiTomaso 84 Comment
  CDA20328  Cotula australis Sheri Gill 2005-4-25 s.n. Yolo Hwy 128, immediately west of Winters. 0 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
  UCD80825  Crassula aquatica Ellen Dean 2009-3-22 5283 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
  UCD81416  Crassula aquatica J. Shepard 2003-4-27 599 -B Yolo Grasslands Regional Park. East of Davis, from intersection of I-80 and Mace Blvd., 3.5 mi. south on Mace Blvd.(County Road 104), thence east .2 mi along unpaved entrance road, then south along the north-south access road. 12 Comment
  UCD101829  Crassula connata A. A. Beetle 1945-2-15 4182 Yolo Putah Creek Canyon, west of Winters. Comment
  UCD146833  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
  UCD55491  Crassula connata J. Shepard; E. Dean, B. Rice, P. and R. Unger, B. Salvia 2004-3-28 657 Yolo Yolo County Grasslands Park: East of Davis, from intersection of I-80 and Mace Blvd., 3.5 mi. south on Mace Blvd. (County Road 104), thence east on unpaved entrance road nearly to DOD fence, thence south .2 mi. to vernal pool straddling fence. 10 Comment
  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
  CDA9632  Cressa truxillensis D. G. Kelch 2007-5-18 7 .329 Yolo Yolo Causeway, 0.4 mi E of Levee Rd. / RR crossing. Comment
  UCD125734  Cressa truxillensis Beecher Crampton 1956-7-13 3704 Yolo Yolo Bypass. Comment
  UCD126222  Cressa truxillensis P. B. Kennedy 1916-7-23 s.n. Yolo Holland Land Company, Clasksburg-Sacramento River. Comment
  UCD126224  Cressa truxillensis Robbins; Norton 1928-8-1 1418 Yolo near Clarksburg. Comment
  UCD37036  Cressa truxillensis Beecher Crampton 1956-7-13 3704 Yolo Yolo Bypass. Comment
  UCD126213  Cressa truxillensis S. C. Hanson 1949-5-15 16 Yolo under Yolo Causeway. Comment
  UCD142090  Croton setiger Carole Eastman 1976-6-9 s.n. Yolo Before approaching DQU entrance road on Road 31 going west of Davis. Comment
  CAS-BOT-BC190138  Crypsis schoenoides R. N. Raynor 1940-10-20 s.n. Yolo Conway Ranch north of Bypass. Comment
  SBBG21242  Crypsis schoenoides B. Crampton 1961-8-1 5965 Yolo Davis 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
  UCD40876  Crypsis schoenoides Dick Yeo 1984-8-14 s.n. Yolo Near Interstate 80. Comment
  UCD59933  Crypsis schoenoides R. N. Raynor 1940-10-20 s. n. Yolo North of Yolo Bypass. Comment
  UCR220396  Crypsis schoenoides Jean V. Shepard 2000-6-11 303 Yolo Sacramento Valley, Yolo County Grasslands Park, east of Davis, 4 mi south on Mace Blvd. (Co. Road 104) from intersection of Hwy I-80 and Mace Blvd., 0.5 mi east along unpaved entrance road nearly to Air Force facility boundary and 500 ft south to disked vernal pool 12 Comment
  UCD59976  Crypsis vaginiflora Beecher Crampton 1953-10-15 1695 Yolo Capay, Cache Creek. Comment
  UCD81850  Crypsis vaginiflora Ellen Dean; M. Showers, G. Harrington 2009-6-3 5769 Yolo Woodland Regional Park. City of Woodland property on the E side of County Road 102, just S of County Road 25. Along E edge of drainage pond. 9 Comment
  UCD119780  Cryptantha excavata Beecher Crampton 1958-4-21 4717 Yolo along State Highway 16, 6.5 miles northwest of Rumsey. Comment
  UCD58055  Cryptantha flaccida Ellen Dean; K. Mawdsley 2007-4-6 3595 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
  SEINET10848437  Cucumis melo Stephanie Frischie 2000-10-14 Frischie 137 Yolo Davis Farmers' Market, Davis, CA. Comment
  CHSC59934  Cupressus guadalupensis Warren Roberts; Bill Sacks 1981-1-15 Yolo Northeast of Mrak Bridge, section V A of Arboretum, University of California, Davis. Comment
  SEINET8055968 Image available Cupressus sempervirens J. M. Tucker 1950-3-18 1923 Yolo northwest old Viticulture Irrigation Building, University of Califonia Comment
  CAS-BOT-BC224422  Cuscuta californica Beecher Crampton 1978-6-26 9607 Yolo 4 miles S.E. of Woodland Comment
  UCD126277  Cuscuta campestris Peter Menth 1992-6-2 2 Yolo E. side of highway along edge. 2 mi s. Gibson Road on Poleline Road. Comment
  UCD54468  Cuscuta campestris Keith Glenn 1973-8-2 s.n. Yolo South side of Interstae Hwy 80 on west side of Yolo County Bypass. Comment
  UCD41041  Cuscuta howelliana Carol W. Witham 2003-8-8 972 Yolo DFG Tule Ranch vernal pools. Approximately 8 miles southeast of Davis. Southeast of the junctions of County Roads 38 and 105. 4 Comment
  UCD126316  Cuscuta indecora var. indecora Daryl Koutnik; John Sowell 1978-10-27 576 Yolo one mile south of Putah Creek, east of county road 106 and west of Yolo Causeway. 6 Comment
  CDA1351  Cuscuta japonica Bill Lyon 2006-11-28 PDR# 1441246 Yolo West Sacramento; 1912 Proctor Ave. Comment
  CDA33840  Cuscuta japonica R. Breckenridge & K. Filippini 2010-10-4 PDR# 1313511 Yolo West Sacramento; South River Road & Babel Slough Rd. 0 Comment
  UCD15539  Cuscuta salina Lara Hawthorne 1989-6-3 18 Yolo 6 miles east of Winters. 15 Comment
  SBBG115927  Cuscuta subinclusa W. A. Harvey 1953-10-20 Yolo Pole Line Rd (County Rd 102), ca. 4 mi N of Davis Comment
  UCD98531  Cycloloma atriplicifolium R. Raynor 1943-9-1 s.n. Yolo Railroad right-of-way, West Sacramento. Comment
  UCD33599  Cynodon Beecher Crampton 1970-6-24 8624 Yolo Yolo County, UC Davis campus, sewer air exhaust?. Comment
  JEPS84688  Cynodon dactylon John W. Willoughby 1977-4-27 2325 Yolo foothills n of State Highway 128, 1.3 mi e junction with Pleasants Valley Road (County Road 86); Vaca Mountains 48 Comment
  SACT000838  Cynodon dactylon John Willoughby 1977-4-27 Yolo State Highway 128 at fishing access point, 1.2 miles northwest of the junction with County Road 86. South-facing slope on north side of road, grassland. 65.0 Comment
  SEINET242436 Image available Cynodon dactylon Beecher Crampton 1954-9-1 s.n. Yolo UC Davis, agronomy division grass garden. Comment
  UCD39911  Cynodon dactylon Beecher Crampton 1954-9-1 s.n. Yolo UC Davis, agronomy division grass garden, grown from rhizomes from Tifton, Georgia. Comment
  UCD60089  Cynodon dactylon D. H. Hartmann 1941-7-9 s. n. Yolo Agronomy Plots, Davis. Comment
  UCR152289  Cynodon dactylon Beecher Crampton 1959-3-24 5144 Yolo Sacramento Valley, city of Davis 16 Comment
  CDA1943  Cynodon dactylon M. K. Bellue 1933-6-11 Yolo 0 Comment
  RSA127042  Cyperus difformis H. S. Yates 1936-8-14 6142 Yolo 8 mi NE of Knights Landing 15 Comment
  SD131803  Cyperus difformis Barbara Ertter 1988-10-21 7995 Yolo Sacramento Valley; ca. 10 airmiles west of Woodland; Cache Creek at Road 89 crossing just west of I-505; east of gravel pits 1.5 miles north of Madison; shallow backwater pool; gravelly. 36 Comment
  UCD41079  Cyperus eragrostis Carol W. Witham 2003-8-8 1010 Yolo DFG Tule Ranch vernal pools. Approximately 8 miles southeast of Davis. Southeast of the junctions of County Roads 38 and 105. 4 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
  CDA21292  Cyperus erythrorhizos G. F. Hrusa, C. & E. Dogwin 2007-10-18 17079 Yolo Sacramento Delta; Boat launch area on W side of Sacramento River approx. 1 mi. N of Hood (E bank). 3 Comment
  CDA32264  Cyperus erythrorhizos G. F. Hrusa 2007-6-27 17047 Yolo Sacramento Delta; Yolo Co. Boat Launch, W side Sacramento R. +/- 1 mile N of Hood (Sacramento Co.). 7 Comment
  UCD37279  Cyperus erythrorhizos Beecher Crampton 1958-9-29 5120 Yolo 7 miles west of city of Davis, just south of Moon Ranch. Comment
  CAS-BOT-BC114277  Cyperus esculentus Clarence Roy Quick 1971-10-5 71 -64 Yolo Plyman-Quick garden, Merritt Island. Near Clarksburg. Comment
  UCD38266  Cyperus esculentus Beecher Crampton 1953-10-21 1724 Yolo Davis. Comment
  UCD35256  Cyperus odoratus Beecher Crampton 1954-9-28 2280 Yolo Yolo County; 5 miles east of Davis. Comment
  CAS-BOT-BC114001  Cyperus rotundus June McCaskill 1955-3-14 380 Yolo In gallon can in Agronomy Greenhouse. University of California, Davis. Comment
  CAS-BOT-BC114002  Cyperus rotundus 1932-4-20 s.n. Yolo From a backyard in Davis. Comment
  SEINET893037  Cytisus canariensis June McCaskill 1954-1 301 Yolo West side of Construction and Repair Building, University of California, Davis. Comment
  SACT000876  Dactylis glomerata Lester Varozza 1960-4-24 Yolo 11 miles southwest of Davis, Ca Comment
  UCD60295  Dactylis glomerata Beecher Crampton 1962-4-18 6231 Yolo Davis. Southern Pacific R. R. Station. Comment
  UCD138018  Damasonium californicum Collector Unknown 1925-5-11 1451 Yolo Davis. Comment
  CAS-BOT-BC445499  Damasonium californicum Mrs. H. C. Cantelow 1940-5-13 3185 Yolo 9 1/2 mi. w. of Sacramento Comment
  RSA82764  Damasonium californicum Jo Nixon 1951-5-19 23 Yolo Hwy 40, W of causeway, 6 miles E of Davis. Comment
  SEINET11696020  Danthonia californica Unknown n d T.O. 3014 Yolo UC Davis Campus, Agronomy Experimental Areas, Plant Introduction Nursery, seed from San Mateo Co Comment
  UCD20586  Datisca glomerata E. Dean; with M. Bibbo 2002-7-5 1129 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
  CDA5764  Datura stramonium J. Fuji 1983-9-28 Yolo Port of Sacramento, West Sacramento. 0 Comment
  UCD126535  Datura stramonium W. W. Robbins 1932-6-27 s.n. Yolo University Farm, Davis. Comment
  UCD41093  Daucus N. Nicola 2003-4-22 250 Yolo Eastern foothills if inner north coast range, Capay Valley. Hwy 16, Rd 70, Murphy property. Comment
  UCD127403  Daucus carota Collector Unknown 1925-6-19 415 Yolo Davis. Comment
  UCD20852  Daucus pusillus N. Nicola 2001-4-19 069 Yolo Eastern foothills of inner north coast range, Capay Valley, 0.9 miles as the crow flies N. of Rumsey; Lowrey Ranch. Comment
  UCD41115  Delphinium X belladonna K. Arhangelsky 2002-5-9 210 Yolo Eastern foothills of inner north coast range, Capay Valley. North of Guinda, Rd 43 off Hwy 16; Fullbelly Farm. Comment
  LA207499  Delphinium hesperium H. Lewis; G. Mehlquist 1941-9-5 sn Yolo Putah Creek, 0.1 mi. E of the Napa Co. line Comment
  UCD67391  Delphinium hesperium Cindy Marie Clem 1992-4-25 20 Yolo Just outside Stebbins Preserve, along hwy 128, W of Winters, among annual grasses in a canyon. Growing in oak woodland in low to moderate moisture and part sun with Quercus, Aesculus, and Ceanothus dominant. 5 dm tall herb with stem scapose, puberulent, leaves 3-cleft, palmate, finely divided. Inflorescense an interrupted raceme with blue/white flowers and sepals extending into a spur. Moderately abundant. 182 Comment
  UCD160106  Delphinium hesperium subsp. pallescens Taylor Wolzen 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. 144 Comment
  UCD73684  Delphinium nudicaule Christa Lindsey; Plant Biology 102 students 2008-5-3 4 Yolo Yolo County; Audubon Bobcat Ranch, lands to the north of Hwy 128 on north side of Putah Creek downstream of Monticello Dam. Bray Canyon. West side of Bray Creek. 103 Comment
  SEINET12093967  Delphinium patens K. G. Weinstock 1975-1 4 Yolo State Highway 128, 12.6 mi SW of Road 89 and Road 32 intersection Comment
  CAS-BOT-BC116450  Delphinium patens subsp. patens Ella D. Cantelow 1940-3-9 4277 Yolo Putah Canyon opp. Devil's Gate Comment
  CAS-BOT-BC192648  Deschampsia danthonioides Roxana S. Ferris 1926-4-24 6467 Yolo 3 miles south of Dunnigan Comment
  CHSC79403  Deschampsia danthonioides Beecher Crampton 1955-4-14 2496 Yolo 1 mile south of Dunnigan, along U. S. Highway 99W. Comment
  HSC9595  Deschampsia danthonioides J. V. Lenz 1947-4-24 Yolo Alkali area N of Davis, US 99W. Comment
  JEPS72968  Deschampsia danthonioides W. L. Jepson 1940-5-17 19931 Yolo 7 mi. e. Davis (w. end of Yolo Causeway, near Plumtree R.R. flag station) Comment
  UCD33233  Deschampsia danthonioides Beecher Crampton 1967-5-18 7949 Yolo 1 mile north of Davis. Comment
  UCD36099  Deschampsia danthonioides Beecher Crampton 1952-10-27 877 Yolo Yolo County, I.5 miles north of city of Davis, along Southern Pacific Railroad property. Comment
  UCD36175  Deschampsia danthonioides Beecher Crampton 1953-3-29 1040 Yolo Yolo County, 1.5 miles north of city of Davis. Comment
  UCD37595  Deschampsia danthonioides Beecher Crampton 1955-4-14 2496 Yolo Yolo County, 1 mile south of Dunnigan, along U.S. Highway 99W. Comment
  UCD62552  Deschampsia danthonioides Beecher Crampton 1955-4-14 2496 Yolo 1 mile south of Dunnigan. Comment
  UCD62848  Deschampsia danthonioides Beecher Crampton 1967-5-18 7949 Yolo 1 mi. N of Davis. Comment
  UCD62764  Deschampsia danthonioides var. gracilis R. Tofsrud 1942-5-1 79 Yolo Yolo Bypass. Comment
  UCD62775  Deschampsia danthonioides var. gracilis A. A. Beetle Date Unknown 4372 Yolo Woodland Airport. Comment
  UCD139219  Dichelostemma capitatum R. B. Griffith 1949-3-20 4 Yolo Putah Canyon. Comment
  UCD139234  Dichelostemma capitatum P. Thompson 1996-4-21 31 Yolo Davis, south side of town, path parallel to Valdora Road. 17 Comment
  UCD21375  Dichelostemma capitatum subsp. capitatum J. Shepard 2001-3-26 416 Yolo Yolo County Grasslands Park: East of Davis, from intersection of I-80 and Mace Blvd., 3.5 mi. south on Mace Blvd. (County Road 104), thence east along unpaved entrance road nearly to Department of Defense property fence. Then, south along pathway, about 150 yards, growing on the east side of the path. 12 Comment
  UCSB31096  Dichelostemma volubile Mann, L.; Cheadle, Vernon 1961-5-10 Yolo Willowbank Comment
  UCD63936  Digitaria ischaemum Beecher Crampton 1956-10-1 3883 Yolo Around the City Hall, Davis. Comment
  UCR197987  Digitaria ischaemum Beecher Crampton 1953-8-27 1616 Yolo city of Davis, Davis High School 15 Comment
  SEINET238951 Image available Digitaria sanguinalis Beecher Crampton 1969-7-25 8499 Yolo Davis, Russell blvd. Divider strip. Comment
  UCD63983  Digitaria sanguinalis Beecher Crampton 1968-9-6 8338 Yolo 2 miles west of Winters, State Hwy. 128. Comment
  UCD63995  Digitaria sanguinalis Beecher Crampton 1969-7-25 8499 Yolo Davis, Russell Blvd. divider strip. Comment
  UCD64002  Digitaria sanguinalis Beecher Crampton 1955-9-29 3162 Yolo U.S. Hwy. 99 W, 1.5 miles north of Davis. Comment
  UCD64004  Digitaria sanguinalis Beecher Crampton 1955-9-29 3162 Yolo U.S. Hwy. 99 W, 1.5 miles north of Davis. Comment
  UCD64129  Digitaria sanguinalis A. S. Crafts 1926-7-8 475 Yolo University Farm Campus, Davis. Comment
  UCD64155  Digitaria sanguinalis Beecher Crampton 1966-10-11 7812 Yolo Yolo County, UC Davis agronomy field. Comment
  UCD64159  Digitaria sanguinalis Beecher Crampton 1966-10-11 7812 Yolo Yolo County, UC Davis agronomy field. Comment
  CAS-BOT-BC151332  Diplacus tricolor A. A. Heller; H. E. Brown 1902-4-29 5417 Yolo Near Madison 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
  UCD64639  Distichlis Beecher Crampton 1954-9-30 2283 Yolo 3 miles N of Davis. 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
  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
  UCD64489  Distichlis spicata var. stricta R. N. Raynor 1939-9-10 Yolo 4 miles SE of Woodland. Comment
  UCR178667  Dittrichia graveolens Arthur M. Shapiro 2003-12-3 s.n. Yolo Sacramento Valley, UC Davis campus, c. 20 m NW of the Recreation Pool Lodge 16 Comment
  UCD118831  Dodecatheon clevelandii subsp. patulum Mrs. L. H. Phillips 1929-3-17 1779 Yolo Capay Valley. Comment
  UCD168430  Dodecatheon hendersonii Ellen Dean 2017-3-15 9252 Yolo Audubon Bobcat Ranch, lands north of Hwy 128, just east of Monticello Dam. Bray Canyon and vicinity on the western side of ranch. Ranch burned once each year in 2014, 2015, 2016. 2017 has been a high rainfall year. Lower reaches of Bray Canyon on west side of creek. 57 Comment
  SEINET5743810 Image available Dodonaea viscosa Shirley C. Tucker 1963-1 5221 B Yolo Cultivated by Botany Building, University of California, Davis, campus, Davis.; Univ. of California, Davis Comment
  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
  UCD55050  Downingia concolor M. Phillips 1929-4-30 s.n. Yolo Putah Canyon. Comment
  RSA10434  Downingia insignis C. B. Wolf 1928-5-8 2134 Yolo Sacramento Valley; 4 miles N of Zamora. Comment
  UC1116676  Downingia insignis Beecher Crampton 1960-5-9 5502 Yolo 1.25 mi sw Saxon Station Comment
  UC1220997  Downingia insignis Beecher Crampton 1962-5-1 6362 Yolo 0.25 mi s Saxon Station (junction of county roads 106 and 38) Comment
  UC765620  Downingia insignis R. F. Hoover 1937-5-19 2299 Yolo near Zamora Comment
  UCD23189  Downingia insignis A. Solomeshch 2002-4-30 s.n. Yolo Glide Ranch. 2.5 miles SSE from intersection of Rd 105 and Rd 38. Comment
  UCD34230  Downingia insignis Beecher Crampton 1978-5-8 9584 Yolo Yolo County, 1/4 mile south of Saxon Station, T7N R3E Sect. 17, N.E. quarter. Comment
  UCD37916  Downingia insignis Beecher Crampton 1962-5-1 6362 Yolo 0.25 mile south of Saxon Station, at junction of County Roads 106 and 38. Comment
  UCD55164  Downingia insignis DQU Science Class 1989-4-25 DQ 2 Yolo Yolo Couinty: D-Q University. County Road 31; 9 miles west of Davis city center. 30 Comment
  UCD72406  Downingia insignis Ellen Dean; Kate Mawdsley 2008-4-16 4811 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
  UCR118887  Downingia insignis Beecher Crampton 1960-5-9 5504 Yolo Sacramento Valley, 0.75 mile southwest of Saxon Station, along County Road 38. 15 Comment
  RSA654051  Downingia insignis Beecher Crampton 1978-5-8 9584 Yolo 1/4 mile S of Saxon Station. Comment
  UCD55113  Downingia ornatissima T. Tomich 1949-5-20 51 Yolo Two miles west of Davis. 18 Comment
  RSA0016961  Downingia ornatissima T. Tomich 1949-5-20 s.n. Yolo 2 miles W of Davis. Comment
  UCD34231  Downingia ornatissima var. eximia Beecher Crampton 1978-5-8 9585 Yolo Yolo County, 1 mile south of Saxon Station, T7N R3E sect. 17 N.W. quarter. Comment
  UC1116669  Downingia pulchella Beecher Crampton 1960-4-25 5484 Yolo 0.5 mi w Madison (along old railroad) Comment
  UCD164892  Downingia pulchella Henry House 1995-5-3 1995- 3 Yolo About 2 km SES of the intersection of Delhi Road and Levee Road. 2 Comment
  UCD36179  Downingia pulchella Beecher Crampton 1953-3-31 1049 Yolo Yolo County, Madison. Comment
  UCD84357  Downingia pulchella Ayzik Solomeshch 2009-5-19 s.n. Yolo Yolo Bypass. Glide Ranch. 4 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
  UCD101884  Dudleya cymosa R. F. Denno 1967-3-29 23 Yolo 0.5 mile east of Monticello Dam. 76 Comment
  JEPS49891  Dudleya cymosa Carl Purdy 1929-6-17 Yolo between Berryessa Valley and Winters Comment
Read comments
Jun 18 2010
  UC144380  Dudleya cymosa B 1902-5-8 3235 Yolo summit Yolo Mtn Comment
  UCD37760  Dysphania ambrosioides Beecher Crampton 1961-10-25 6044 Yolo 4 miles northwest of Bryte, Yolo Bypass, south of Todhunter's Lake. Comment
  UCD35206  Dysphania botrys Beecher Crampton 1953-10-6 1664 Yolo West bank of Sacramento River, Broderick. Comment
  UCD98769  Dysphania chilensis P. B. Kennedy 1915-1 s.n. Yolo Davis. Comment
  UCD98774  Dysphania chilensis J. A. Ogle 1924-6-1 29 Yolo W. Sacramento roadside. Comment
  SEINET11989050  Ecballium elaterium J. McCaskill, Onaga, K. 1965-1 709 Yolo N side of Botany greenhouse #10, University of California campus, Davis Comment
  UCD60913  Echinochloa Beecher Crampton 1959-11-2 5468 Yolo Yolo County, 7.5 miles west of city of Davis. Comment
  CDA13501  Echinochloa colona G. F. Hrusa 1997-8-28 14090 Yolo Central Valley; Colony in strip between parking lot of old school at NE corner of Walnut and North in Woodland, CA. Site dry. Annual. Comment
  HSC102726  Echinochloa colona J. P. Smith 2013-8-23 13775 Yolo Weed in a walnut orchard. 134 Comment
  HSC87775  Echinochloa colona June McCaskill, Margene Griggs, W. A. Harvey 1968-8-1 737 Yolo 1/2 mile east of University of California, Davis. Comment
  HSC93575  Echinochloa colona G. Fred Hrusa 1997-8-28 14090 Yolo NE corner of Walnut and North, Woodland. 50 Comment
  SEINET219764 Image available Echinochloa colona J. McCaskill, M Griggs; WA Harvey 1968-8-1 737 Yolo Weed around Agronomy field plot A-8 ca 1/2 mi E of University Airpost University of California Davis Comment
  UCD32793  Echinochloa colona Beecher Crampton 1954-9-9 2268 Yolo Yolo County, 2 miles north of Davis, bean field. Comment
  UCD37709  Echinochloa colona Beecher Crampton 1961-7-21 5940 Yolo Yolo County, 2.5 miles west of city of Davis, along Russell Boulevard. Comment
  UCD37756  Echinochloa colona Beecher Crampton 1961-10-25 6035 Yolo Yolo County, 2.5 miles south of Woodland, along County Road 98. 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
  SBBG115364  Echinochloa crus-galli B. Crampton 1965-7-8 7449 Yolo ca. 8 mi NW of Knight's Landing Comment
  SBBG115365  Echinochloa crus-galli B. Crampton 1965-7-7 7440 Yolo ca. 8.2 mi W of Winters on Hwy 128, Putah Crk Cyn Comment
  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
  SEINET8465059 Image available Echinochloa crus-galli Beecher Crampton 1961-10-25 6034 Yolo Sacramento Valley; 2.5 miles south of Woodland, along County Road 98. 30 Comment
  UCD32949  Echinochloa crus-galli Beecher Crampton 1965-7-27 7470 Yolo Yolo County, 2.5 miles north of Davis. Comment
  UCD32952  Echinochloa crus-galli Beecher Crampton 1965-7-27 7472 b Yolo Yolo County, 5.1 miles east of Woodland. Comment
  UCD37710  Echinochloa crus-galli Beecher Crampton 1961-7-21 5941 Yolo Yolo County, 5.5 miles west of city of Davis, along Russell Boulevard. Comment
  UCD37755  Echinochloa crus-galli Beecher Crampton 1961-10-25 6034 Yolo Yolo County, 2.5 miles south of Woodland, along County Road 98. Comment
  UCD60824  Echinochloa crus-galli Beecher Crampton 1957-9-24 4634 Yolo Along Co. Rd.. 99, 3 miles north of Davis. Comment
  UCD81613  Echinochloa crus-galli Collector Unknown 1925-6-10 s.n. Yolo Davis, University Farm. Comment
  UCR119161  Echinochloa crus-galli Beecher Crampton 1961-7-21 5941 Yolo Sacramento Valley, 5.5 miles west of city of Davis, along Russell Boulevard. 15 Comment
  UCR141751  Echinochloa crus-galli Beecher Crampton 1965-7-27 7472 b Yolo 5.1 mi east of Woodland Comment
  UCR152270  Echinochloa crus-galli Beecher Crampton 1959-11-2 5468 Yolo 7.5 mi west of city of Davis Comment
  SEINET3928595  Echinochloa crus-galli Beecher Crampton 1961-7-21 5941 Yolo 5.5 miles west of city of Davis, along Russell Boulevard.; 0 Comment
  UCD32953  Echinochloa crus-pavonis Beecher Crampton 1965-7-27 7472 c Yolo Yolo County, 5.1 miles east of Woodland. Comment
  UCD60940  Echinochloa crus-pavonis Beecher Crampton 1964-7-28 7131 Yolo UC-Davis campus. Central Garage area. Comment
  HSC9657  Echinochloa muricata var. microstachya J. V. Lenz 1947-5-14 Yolo Putah Canyon Comment
  CDA180  Echinochloa oryzoides J. L. Harlan 1923-1 Yolo Woodland. 0 Comment
  UCD137958  Echinodorus berteroi R. N. Raynor 1943-9-1 s.n. Yolo Knights' Landing. Comment
  UC1562857  Eclipta prostrata Barbara Ertter 1988-10-21 7985 Yolo creek at Rd 89 crossing just w I-505 (e of gravel pits 1.5 mi n of Madison, ca 10 air mi w of Woodland); Sacramento Valley, Cache Creek 36 Comment
  UCR71526  Eclipta prostrata Barbara Ertter 1988-10-21 7985 Yolo Sacramento Valley, Cache Creek at Rd 89 crossing just west of I-505, east of gravel pits 1.5 mi north of Madison, c. 10 air miles west of Woodland 37 Comment
  UCSB61618  Eclipta prostrata Ertter, Barbara 1988-10-21 Yolo Cache Creek at Rd. 89 crossing just W of I-505, E of gravel pits 1.5 mi. N of Madison, ca. 10 airmiles W of Woodland, Sacramento Valley; T10N R1W, ca. 120' Comment
  SEINET240089 Image available Ehrharta longiflora Beecher Crampton 1951-1 T.O. 2036 Yolo CULTIVATED; UC Davis agronomy experimental area, plant introduction nursery, row 20. Comment
  UCD84365  Elatine californica Ayzik Solomeshch 2009-5-19 s.n. Yolo Yolo Bypass. Glide Ranch. 4 Comment
  UCD161123  Eleocharis macrostachya Jean Shepard 2000-6-3 298 Yolo Yolo County Grasslands Park: East of Davis, from intersection of I-80 and Mace Blvd., 3.5 mi. south on Mace Blvd. (County Road 104), thence east along unpaved entrance road nearly to eastern boundary of park. South approximately 200 yards to a low area and vernal pools. 12 Comment
  UCD55490  Eleocharis macrostachya J. Shepard; E. Dean, B. Rice, P. and R. Unger, B. Salvia 2004-3-28 654 Yolo Yolo County Grasslands Park: East of Davis, from intersection of I-80 and Mace Blvd., 3.5 mi. south on Mace Blvd. (County Road 104), thence east on unpaved entrance road nearly to DOD fence, thence south .2 mi. to vernal pool straddling fence. 10 Comment
  UCD49818  Eleocharis macrostachya Collector unknown Date Unknown s.n. Yolo Yolo County, California. Comment
  SEINET238862 Image available Eleusine indica Beecher Crampton 1977-9-8 9524 Yolo Davis UC Davis campus quad lawn. Comment
  UCD61267  Eleusine indica Beecher Crampton 1960-9-19 5777 Yolo UC - Davis campus. Comment
  SEINET3929192  Eleusine indica Beecher Crampton 1952-10-3 852 Yolo Yolo County, City of Davis.; 0 Comment
  JEPS84733  Elodea canadensis John W. Willoughby 1979-8-13 4423 Yolo Putah Creek Vaca Mountains, Putah Creek (fishing access along State Highway 128, about 1.2 mi nw of the junction with Pleasants Valley Road (County Rd 86), w end of fishing access) 60 Comment
  CAS-BOT-BC203408  Elymus glaucus subsp. glaucus Roxana Stinchfield 1916-6-25 330 Yolo Buckeye Creek - Goodwin Ranch Comment
  UCD37838  Elymus repens Beecher Crampton 1962-4-18 6229 Yolo Yolo County, city of Davis, Southern Pacific Railroad Station. Comment
  UCR152277  Elymus repens Beecher Crampton 1955-6-6 2818 Yolo Sacramento Valley, city of Davis 16 Comment
  UCD37342  Elymus trachycaulus var. majus Beecher Crampton 1959-6-10 5349 Yolo Yolo County, north of city of Davis, County Road 31, just east of junction with Anderson Road. Comment
  UCD37677  Elymus trachycaulus var. majus Beecher Crampton 1961-6-1 5880 Yolo Yolo County, northern city limit of Davis, along County Road 31. Comment
  SACT001151  Elymus triticoides John Willoughby 1977-5-12 Yolo South side of State Highway 128, 2.9 miles northwest of its junction with pleasants Valley Road, near Putah Creek fishing access, along highway. 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
  UCD21340  Epilobium brachycarpum J. Shepard 2000-8-26 335 Yolo East of Davis, from intersection of I-80 and Mace Blvd., 3.5 mi. south on Mace Blvd. (County Road 104), thence east along unpaved entrance road. On the south side between road and parking lot. 12 Comment
  UCD105940  Epilobium campestre June McCaskill; Katherine Onaga 1963-6-26 665 Yolo Davis. South side of 2nd Street, 2 miles E of its junction with L Street. Comment
  UCD33973  Epilobium campestre Beecher Crampton 1975-6-11 9212 Yolo Junction of County Roads 38 and 106 off the SW corner. Comment
  UCD33984  Epilobium campestre Beecher Crampton 1975-6-18 9224 Yolo Junction of County Roads 38 and 106 off the SW corner. Comment
  CHSC79327  Epilobium canum Beecher Crampton 1975-6-11 9211 Yolo Junction of county roads 38 and 106 off the S.W. corner. Comment
  CAS-BOT-BC166146  Epilobium canum subsp. canum Georgia Bentley 1919-10-1 39 Yolo [Punta] Puntah Creek [Canon] Canyon 15 mi above Winters Comment
  SBBG5123  Epilobium canum subsp. latifolium J. M. Tucker 1941-9-20 389 Yolo above Putah Crk, E side of Vaca Range Comment
  RSA41104A  Epilobium minutum Robert F. Hoover 1938-4-23 3203 Yolo Grade on Rumsey - Arbuckle Road. Comment
  CHSC59632  Epipactis gigantea Gregory Sutton 1974-4-28 62 Yolo Highway128, 4 miles below Monticello Dam. 30 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
  UCD65699  Eragrostis June McCaskill 1976-9-9 s. n. Yolo city of Davis, front yard of 731 A Street. Comment
  SBBG26366  Eragrostis cilianensis B. Crampton 1966-10-11 Yolo University of California Davis campus, agronomy field Comment
  UCD37725  Eragrostis cilianensis Beecher Crampton 1961-8-29 5972 Yolo Yolo County, 1.5 miles south of Woodland, along County Road 99. Comment
  UCD38745  Eragrostis cilianensis Beecher Crampton 1957-9-16 4608 Yolo 6 miles northwest of Davis, along County Road 27. Comment
  UCD62945  Eragrostis cilianensis K. Esau 1941-6-28 Yolo Truck Crops Fields, Davis. Comment
  UCD62949  Eragrostis cilianensis Beecher Crampton 1952-9-24 842 Yolo UC Davis. Comment
  SEINET10753955  Eragrostis cilianensis B. Crampton 1953-10-15 Crampton 1985 Yolo City of Davis, University of California Agronomy Plots. Comment
  UCD63099  Eragrostis curvula Beecher Crampton 1971-9-7 8756 Yolo 1 mile east of Davis (city limits) Covell Blvd. (County Rd. 31). Comment
  CDA31760  Eragrostis hypnoides C. Hardy 5 Oct [year missing] Yolo Woodland 0 Comment
  CAS-BOT-BC242653  Eragrostis mexicana subsp. virescens Beecher Crampton 1953-10-9 1665 Yolo City of Davis, University of California campus Comment
  UCD36491  Eragrostis mexicana subsp. virescens Beecher Crampton 1953-10-15 1690 Yolo Yolo County, city of Davis, University of California campus, greenhouse flats. Comment
  UCD36497  Eragrostis mexicana subsp. virescens Beecher Crampton 1953-10-16 1702 Yolo Yolo County, 4 miles east of city of Davis, along U.S. Highway 40. Comment
  UCD37826  Eragrostis mexicana subsp. virescens Beecher Crampton 1961-11-15 6079 Yolo Yolo County, city of Davis, University of California campus, around parking area and greenhouse north of Robbins Hall. Comment
  UCD63405  Eragrostis minor Beecher Crampton 1967-10-16 8217 Yolo UC Davis agronomy field. Comment
  UCR119115  Eragrostis orcuttiana Beecher Crampton 1961-11-15 6079 Yolo Sacramento Valley, City of Davis, University of California campus. 15 Comment
  CAS-BOT-BC242654  Eragrostis pectinacea var. pectinacea Beecher Crampton 1953-10-15 1684 Yolo City of Davis, University of California Agronomy Plots Comment
  CHSC59848  Eragrostis pectinacea var. pectinacea J. M. Tucker 1981-7-22 Yolo In a shrubbery planting at the southeast corner of Wellman Hall, University of California, Davis campus. Comment
  HSC83364  Eragrostis pectinacea var. pectinacea J. M. Tucker 1981-7-22 Yolo U. C. Davis Campus, SE corner of Wellman Hall Comment
  UCD64464  Eragrostis pectinacea var. pectinacea J. M Tucker 1981-7-22 4460 Yolo University of California, Davis, campus, southeast corner of Wellman Hall. Comment
  UCR246496  Eragrostis pilosa Beecher Crampton 1953-10-16 1701 Yolo Sacramento Valley, 4 mi east of city of Davis, along US Hwy 40 Comment
  UCD37498  Eragrostis tef Beecher Crampton 1960-9-21 5781 Yolo Yolo County, city of Davis, University of California Agronomy Plots. Comment
  UCR119123  Eragrostis tef Beecher Crampton 1960-9-21 5781 Yolo Sacramento Valley, City of Davis. University of California Agronomy plots. 15 Comment
  UCR206547  Ericameria linearifolia George K. Helmkamp, E. A. Helmkamp 2009-3-17 14404 Yolo Inner North Coast Ranges Foothills, along CA-20 and Cache Creek, 4.3 miles southeast of the Colusa County line 159 Comment
  UCD150995  Erigeron bonariensis D. S. Park; S. Nicole 2010-5-11 74 Yolo UCD near Scince Lecture Bld. 10 Comment
  UCD131706  Erigeron bonariensis H. R. Drever 1945-6-22 s.n. Yolo Unversity of California campus, Davis. Comment
  UCD34570  Eriochloa Beecher Crampton 1985-7-27 10015 Yolo Davis, G st. between 3 and 4 th streets. Comment
  UCR119127  Eriochloa acuminata Beecher Crampton 1954-9-1 2264 Yolo Sacramento Valley, U. C. Davis agronomy, strawberry clover plots 15 Comment
  UCD37497  Eriochloa contracta Beecher Crampton 1960-9-21 5780 Yolo city of Davis, University of California Agronomy Plots. Comment
  UCD65740  Eriochloa contracta D. Sumner 1960-9-21 5780 Yolo UC Davis Campus, Agronomy Experimental Areas. Comment
  UC449880  Eriodictyon californicum W. P. Taylor 1912-6-26 Yolo Rumsey Comment
  UC638703  Eriodictyon californicum Ethel Crum 1938-5-7 1998 Yolo four mi n Rumsey (Cache Creek Canyon); Inner North Coast Range, Cache Creek Canyon 152 Comment
  UCD15599  Eriodictyon californicum Lisa Montany 1985-5-4 14 Yolo Old Putah Creek Rd., 1/2 mile east of Hwy 505. 30 Comment
  UCD168491  Eriodictyon californicum Ellen Dean; C. Thomsen and M. Hoshovsky 2017-3-29 9281 Yolo Audubon Bobcat Ranch, west side of ranch, north of Hwy 128, near western property boundary on east-facing slope above Bray Canyon. Area has burned three times in the past three years. 175 Comment
  UCD20853  Eriodictyon californicum N. Nicola 2001-4-23 070 Yolo Eastern foothills of inner north coast range, Capay Valley, 0.9 miles as the crow flies N. of Rumsey; Lowrey Ranch. Comment
  UCD33711  Eriodictyon californicum Beecher Crampton 1972-5-3 8804 Yolo Yolo County, ca. 10 miles west of Davis on County road 31 just west of its junction with County road 92E. Comment
  UCD99845  Eriogonum crocatum T. E. Weier 1942-6-26 s.n. Yolo Davis, University Abroretum. Comment
  CAS-BOT-BC242584  Eriogonum dasyanthemum Rowena Beans 1913-10-9 s.n. Yolo Guinda, Capay Valley 106 Comment
  UCD32792  Eriogonum dasyanthemum Beecher Crampton 1954-9-9 2266 Yolo Yolo County, 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
  JEPS34647  Eriophyllum lanatum var. achilleoides W. L. Jepson 1920-5-23 8958 Yolo near Hershey (Buckeye Creek, w Yolo Co.); Buckeye Creek Comment
  UC638702  Eriophyllum lanatum var. achilleoides Ethel Crum 1938-5-7 2000 Yolo n-facing slope above creek (Cache Creek canyon, 4 mi n of Rumsey); Immer North Coast Range <sic>, Cache Creek canyon 152 Comment
  UCR206284  Eriophyllum lanatum var. achilleoides George K. Helmkamp, E. A. Helmkamp 2009-5-20 14727 Yolo Inner Coast Range, west side of Cache Creek along CA-16, 5.5 miles southeast of the Colusa County line 177 Comment
  CAS-BOT-BC301395  Eriophyllum lanatum var. grandiflorum Roxana S. Ferris 1917-4-20 714 Yolo Along Buckeye Creek 3 miles west of railroad 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
  UCD21261  Erodium botrys J. Shepard 2000-4-30 151 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, beyond parking lots on south side, in a rectangular depressed area. 12 Comment
  UCD103164  Erodium cicutarium Edward J. Hall 1951-3-22 2 Yolo 1 mile east of Cannon Ball, Putah Canyon. Comment
  UCD21363  Erodium cicutarium J. Shepard 2001-3-16 399 Yolo Yolo County Grasslands Park: East of Davis, from intersection of I-80 and Mace Blvd., 3.5 mi. south on Mace Blvd. (County Road 104), thence east along unpaved entrance road, thence south on track toward County Road 36. 12 Comment
  UCD80972  Erodium cicutarium Ellen Dean; R. Rawson, J. Herford, A. Weidling, H. McGinnis 2009-4-1 5355 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
  HSC8491  Erodium cicutarium M. Dole 1963-4-7 1 Yolo 1 mi. S of Hwy. 40 on Rd. 104 Comment
  UCD103229  Erodium cicutarium J. M. Tucker 1951-2-22 2031 Yolo Beside road along railroad to Woodland, ca. 1 mile north of Davis. Comment
  UCD21206  Erodium moschatum J. Shepard 2000-3-5 64 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 in archery ranges. 12 Comment
  UCD21225  Erodium moschatum J. Shepard 2000-4-1 96 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
  UCR237638  Erodium moschatum George K. Helmkamp, E. A. Helmkamp 2012-3-9 18614 A Yolo Sacramento Valley, County Road 16, 2.1 miles east of its junction with County Road 102; at the area where the road turns sharply north, c. 4 miles NE of Woodland 17 Comment
  UCD114816  Eruca vesicaria subsp. sativa J. W. Gilmore 1938-4-7 s.n. Yolo Davis. Comment
  UCD114821  Eruca vesicaria subsp. sativa R. Tofsrud 1948-1 s.n. Yolo Agronomy Experimental Areas, UC Davis Campus. Comment
  CDA9627  Eryngium aristulatum D. G. Kelch 2007-5-18 7 .32 Yolo Yolo Causeway, 0.4 mi E of Levee Rd. / RR crossing. Comment
  UCD41040  Eryngium aristulatum Carol W. Witham 2003-8-8 972 Yolo DFG Tule Ranch vernal pools. Approximately 8 miles southeast of Davis. Southeast of the junctions of County Roads 38 and 105. 4 Comment
  UC874909  Eryngium aristulatum var. aristulatum John Thomas Howell 1934-6-17 12248 Yolo 5 mi. s.w. Woodland Comment
  UCR37301  Eryngium castrense A. C. Sanders 1984-6-18 5063 Yolo Sacramento Valley, Sacramento Bypass near Bryte, just NW of Sacramento, bed of the bypass 1 mi west of the Sacramento River 5 Comment
  UCD80861  Eryngium jepsonii Robert E. Preston 2007-4-20 2434 Yolo 7.6 mi S of Davis, on Tule Ranch. 12 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
  UCD23185  Eryngium oblanceolatum A. Solomeshch 2002-4-30 s.n. Yolo Glide Ranch. 2.5 miles SSE from intersection of Rd 105 and Rd 38. 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
  UCD81556  Eryngium vaseyi W. W. Robbins; W. D. Norton 1927-10-1 s.n. Yolo West of Davis. Comment
  UCD115002  Erysimum capitatum var. capitatum Jack Maze 1963-3-8 9 Yolo 0.75 mile east of Recreation Beach, State Highway 128. Comment
  UCD20013  Eschscholzia caespitosa C. H. Lamoureux; Jack, Marie, and Susan Sheets 1957-4-28 1226 Yolo Capay Canyon. Hwy 16, 7.1 miles NW of Rumsey. 0.1 mile SE of Yolo-Colusa County line. 304 Comment
  UCD94050  Eschscholzia caespitosa Shannon M. Still 2006-3-23 56 Yolo California. Yolo County: CA-128 approx. 5 mi W of Winters, CA. 53 Comment
  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
  SEINET12104672  Eschscholzia californica Unknown 1998-6-6 32 Yolo N of Davis, 4 km N from Covell Blvd on F Street, on eastern side of road next to railroad tracks 13 Comment
  UCD168996  Eschscholzia californica Ellen Dean; C. Thomsen and M. Hoshovsky 2017-3-29 9299 Yolo Audubon Bobcat Ranch. Along Hwy 128, north of highway near western boundary of property. Area has burned three times in the last three years. 63 Comment
  UCD19449  Eschscholzia californica J. Shepard 2000-2-19 41 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
  UCD94051  Eschscholzia californica Shannon M. Still 2006-3-23 57 Yolo California. Yolo County: CA-128 approx 6 mi W of Winters, in larger grassy parking area between 128 and Putah Creek. 47 Comment
  CDA24557  Eschscholzia californica R. E. Skaggs 1962-4-17 Yolo On railroad right of way, 1st & G Streets, Davis. 0 Comment
  SEINET5339904  Eschscholzia californica G. Cook 1959-3-28 14 Yolo Collected 4 miles east of Winter. 76 Comment
  UCD95279  Eschscholzia californica Curtis Clark 1975-4-28 489 Yolo State Highway 128, 5.6 miles west of Winters. Comment
  UCD95310  Eschscholzia californica L. G. Goar 1930-4-16 s.n. Yolo Davis. Comment
  SFV8293  Eucalyptus camaldulensis E. Bramlett 1966-5-13 28 Yolo Sacramento Valley CA-Highway 128, about 6 miles west from Davis. 30 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
  UCD142368  Euphorbia crenulata H. A. Borthwick 1931-4-2 2172 Yolo Putah Canyon. Comment
  UCD142380  Euphorbia crenulata H. B. Nidever 1951-5-26 38 Yolo Cache Creek Canyon, 2 miles N of Rumsey. Comment
  UCD84640  Euphorbia helioscopia D. L. Koutnik 1982-6-3 s.n. Yolo UC Davis Range greenhouses. Comment
  SEINET12515071 Image available Euphorbia peplus S. T. Senewiratne 1955-4-2 28 Yolo Davis Comment
  SFV2094  Euphorbia peplus J. M. Tucker 1951-2-25 2042 Yolo Sacramento Valley Davis. University of California Davis campus. Landscape Gardening lathhouse. Comment
  SFV8777  Euphorbia peplus K. Beatty 1960-3-27 s. n. Yolo Sacramento Valley Davis. Garden at 613 Russell Blvd. 15 Comment
  UCD161052  Euphorbia serpillifolia Craig Thomsen 2006-6-30 2614 Yolo Camp Haswell. West side of Cache Creek. 144 Comment
  UCD34229  Euphorbia spathulata Beecher Crampton 1978-5-8 9582 Yolo 1/4 mile south of Saxon Station. Comment
  SEINET10739595  Euphorbia spathulata Ethel K. Crum 1938-5-7 Crum 1983 Yolo Cache Creek canyon, Inner North Coast Range, four miles north of Rumsey. 152 Comment
  CAS-BOT-BC310662  Euthamia occidentalis Clarence R. Quick 1971-8-26 71 -60 Yolo Pylman-Quick garden, Merritt Island, near Clarksburg Comment
  UCD41139  Euthamia occidentalis N. Nicola 2002-7-3 241 Yolo Eastern foothills of inner north coast range, Capay Valley. North of Guinda, Rd 43 off Hwy 16; Fullbelly Farm. Comment
  CHSC111074  Festuca roemeri var. klamathensis John Anderson 2014-6-15 Yolo Hedgerow Farm, Winters. Comment
  UCD66294  Festuca rubra Beecher Crampton 1979-3-11 Yolo Davis. Comment
  HSC101754  Ficus carica J. M. DiTomaso 1979-5-12 980 Yolo Road 128, 6 miles west of Davis Comment
  UCR119001  Filago gallica Beecher Crampton 1965-4-27 7298 a Yolo Sacramento Valley, 2 miles northwest of Dunnigan; county road between forks of Buckeye Creek. 14.5 Miles north of Copay 30 Comment
  UCR119137  Filago gallica Beecher Crampton 1953-4-27 1140 Yolo Sacramento Valley, 2 miles northwest of city of Winters, on Road 87 46 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
  CAS-BOT-BC62975  Frangula californica subsp. tomentella E. L. Greene 1903-5-7 3071 Yolo Rumsey. Comment
  UCD99605  Frankenia salina J. D. Skoss 1948-6-5 10 Yolo 5 miles north of Davis, toward Woodland. Comment
  UCD33566  Freesia armstrongii Beecher Crampton 1970-4-2 8549 Yolo Yolo County, Davis, Russell blvd. and College Park, vacant lot. Comment
  CHSC79385  Fritillaria affinis Beecher Crampton 1953-2-26 988 Yolo 6 miles east of Monticello, on Highway 128, above Putah Creek. Comment
  RSA208863  Fritillaria agrestis Carl B. Wolf 1937-3-28 8324 Yolo 1.5 mile N of Dunnigan. 30 Comment
  UCD139659  Fritillaria agrestis J. M. Tucker 1955-3-13 2759 a Yolo ca. 3 miles northeast of Davis. Comment
  CAS-BOT-BC422473  Fumaria parviflora Hardy 1935-4-22 s.n. Yolo Near Woodland Comment
  UCD132361  Galinsoga quadriradiata Walter Green 1984-2-6 s.n. Yolo UC Agronomy field. Comment
  UCD162343  Galium andrewsii Craig Thomsen 2006-6-13 2665 Yolo Along ridgeline trail (accessed at turn-out across the road from Camp Haswell), approximately 0.5 mile south of Hwy 16. Yolo County park adjacent to Cache Creek. Rumsey Canyon. 457 Comment
  UCD72429  Galium andrewsii Ellen Dean 2008-4-25 4856 Yolo Tuleyome Ireland Ranch, central part of ranch along path that has been cut through chaparral to access southwestern portion of ranch. 620 Comment
  UCD121624  Galium aparine Rolf Y. Berg 1964-3-14 8009 Yolo State Highway 16, ca. 2.5 miles northwest of Rumsey. Comment
  UCD48156  Galium aparine Yumee Kim; L. Bachman, P. Lalbhai 2002-4-13 13 Yolo McLaughlin UC Reserve. W side of Davis Creek Reservoir, along road that goes from Soda Spring area 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
  UCD82328  Galium aparine Robin McMaster 1973-4-15 318 Yolo 7 mi NW Rumsey on Hwy 16. Comment
  UCD160163  Galium parisiense Aaron Goodman 2015-4-12 5 a Yolo Audubon Bobcat Ranch. North side of Hwy 128, west of Winters. Southeast corner of ranch, near ranch house headquarters . 99 Comment
  UCD59323  Galium parisiense Ellen Dean; Kate Mawdsley 2007-5-11 3747 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
  UCD56763  Galium porrigens Ellen Dean; M. Bibbo 2007-3-23 3455 Yolo Tuleyome Ireland Ranch. In inner coast range northwest of the City of Winters between Salt Creek and Enos Creek, just north of Wild Cow Mountain. Western/Central portion of ranch near unimproved access loop road. 624 Comment
  UCD81011  Galium porrigens var. tenue Jose-Luis Rayas; with PLB 102 students 2009-4-26 3 Yolo Audubon Bobcat Ranch, lands to the north of Hwy 128 on north side of Putah Creek, downstream of Monticello Dam. Lower reaches of Bray Canyon. West side of canyon. 89 Comment
  UCD21290  Gastridium phleoides J. Shepard 2000-5-8 229 Yolo Yolo County Grasslands Park: East of Davis, from intersection of I-80 and Mace Blvd., 3.5 mi. south on Mace Blvd. (County Road 104), thence east along unpaved entrance road past parking lots on the south side. Growing in rectangular depressed area on south side of road. 12 Comment
  UCD73733  Gastridium phleoides Ayzik Solomeshch 2004-5-23 s. n. Yolo Audubon Bobcat Ranch, west of the city of Winters. Southeastern corner of ranch. 83 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
  UCD81774  Geranium dissectum Ellen Dean 2009-4-26 5474 Yolo Bobcat Ranch lands to the north of Hwy 128, just east of Monticello Dam. Bray Canyon. West side of Bray Creek. 76 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
  UCD82335  Geranium dissectum Robin McMaster 1973-4-15 321 Yolo 7 mi NW Rumsey on Hwy 16. Comment
  UCD160544  Gilia capitata Ellen Dean; Craig Thomsen 2015-3-21 8598 Yolo Audubon Bobcat Ranch. Western part of ranch, just north of Hwy 128 and N of Putah Creek. Area E of Bray Canyon at base of large escarpment labeled 'spring' on topo maps. Burned in 2014. 234 Comment
  UCR196285  Gilia capitata subsp. staminea Christopher M. Bronny 2008-4-4 s.n. Yolo Central Valley, West Sacramento, land-side toe of levee on South River Road. River Mile 57.2 7 Comment
  SEINET12532295 Image available Gilia scopulorum A. A. Heller 1940-1 15838 Yolo Along U.S. Highway 99 N, and in adjoining fields between Zamora and Dunnigan. Upper Sonoran Life Zone. Comment
  UCD117961  Gilia tricolor Ogden C. Riddle 1942-3-29 32 Yolo Hill across creek north of 'cannon ball,' Putah Creek. Comment
  UCD39506  Gilia tricolor Beecher Crampton 1982-3-8 9816 Yolo California. Yolo County, 5 miles west of Winters. Comment
  JEPS84568  Gilia tricolor subsp. tricolor John W. Willoughby 1977-3-27 1964 Yolo hills n of State Highway 128 at fishing access 1.2 mi nw of the junction of the highway and Pleasants Valley Road (County Road 86); Vaca Mountains, n of State Highway 128 60 Comment
  UC917128  Gilia tricolor subsp. tricolor R. H. Miller 1949-3-27 7 Yolo at e entrance Putah Canyon; e entrance to Putah Canyon Comment
  UCD105753  Gleditsia triacanthos A. Godlewski 1973-8-3 s.n. Yolo S. side Library, University of California, Davis. Department of Environmental Horticulture. Comment
  UCD105759  Glycine max B. Crampton 1958-6-23 s.n. Yolo Agronomy Experimental Areas, Davis Campus. Comment
  UCD105816  Glycyrrhiza lepidota M. Sokoloff 1924-6-1 s.n. Yolo Davis. 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
  UCD132496  Grindelia camporum J. D. Skoss 1948-5-30 s.n. Yolo 5 miles west of Davis on road to Winters. Comment
  UCD168852  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
  CDA32972  Grindelia camporum Dave Minnesang & Phyllis Hiatt 1979-6-7 Yolo South of Davis on Road 106; Glides Tule Ranch. 0 Comment
  CAS-BOT-BC314673  Grindelia hirsutula John Thomas Howell 1964-5-10 40698 Yolo Along railroad near Winters 39 Comment
  CAS-BOT-BC314676  Grindelia hirsutula Evelina Cannon 1900-7-20 s.n. Yolo Banks of Sacramento River Comment
  JEPS84579  Grindelia hirsutula John W. Willoughby 1979-8-13 4401 Yolo fishing access along State Highway 128 about 2.9 mi nw of junction Highway and Pleasants Valley Road; Vaca Mountains, Putah Creek 60 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
  CAS-BOT-BC314674  Grindelia hirsutula W. J. Williamson 1919-5-30 180 Yolo Near French Flat 426 Comment
  UC1043522  Gutierrezia californica P. C. Everett and E. K. Balls 1954-10-19 20366 Yolo 5.8 mi nw Rumsey (on Hwy 16 to Madison); Foothill Woodland Community 152 Comment
  UC1509672  Gutierrezia californica Meredith A. Lane 1982-10-18 3043 Yolo 1.1 km (0.7 mi) nw Cache Creek Regional Park Middle Site (9.7km (6.0 mi) nw of Rumsey on California State Highway 16) 153 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
  UCD86151  Hainardia cylindrica Beecher Crampton 1953-5-5 1208 Yolo Yolo County, 2.5 miles northeast of city of Davis, along County Road 102. Comment
  UCD22762  Hebe salicifolia Collector unknown 1988-2-8 s.n. Yolo Environmental Horticulture building. Comment
  UCD161409  Helianthella californica Craig Thomsen 2006-6-10 2654 Yolo Along ridgeline trail (accessed at turn-out across the road from Camp Haswell), approximately 0.5 mile south of Hwy 16. Yolo County park adjacent to Cache Creek. Rumsey Canyon. 457 Comment
  UCD59352  Helianthella californica var. californica Ellen Dean; Kate Mawdsley 2007-5-11 3776 Yolo Tuleyome Ireland Ranch. In inner coast range, northwest of the City of Winters, between Salt Creek and Enos Creek, just north of Wild Cow Mountain. Crooker Springs drainage, northeastern corner of ranch. 360 Comment
  UC709725  Helianthus annuus Chas. Heiser Jr. 1946-9-4 1857 Yolo 5.8 mi e Davis (on highway to Sacramento on s side of road; U.S. 40) Comment
  UCD41048  Helianthus annuus Carol W. Witham 2003-8-8 979 Yolo DFG Tule Ranch vernal pools. Approximately 8 miles southeast of Davis. Southeast of the junctions of County Roads 38 and 105. 4 Comment
  CDA6199  Helianthus annuus T. C. Fuller 1965-7-23 13851 Yolo On berm at base of north levee for 0.1 mile in Sacramento Bypass, 0.1 mile west of weir, 1 mile northwest of Bryte. 0 Comment
  CHSC97930  Heliotropium curassavicum W. S. Ball 1931-10-1 Yolo Near Davis. Comment
  UC1949223  Heliotropium curassavicum var. oculatum Barbara Ertter 1988-10-21 7982 Yolo Cache Creek at Rd 89 crossing just W of I-505, E of gravel pits 1.5 mi N of Madison, ca 10 airmiles W of Woodland, Sacramento Valley Comment
  UCD143930  Heliotropium curassavicum var. oculatum Ellen Dean; C. Robbins 2013-8-28 7993 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
  UCD35650  Heliotropium curassavicum var. oculatum Beecher Crampton 1959-6-11 5353 Yolo West Sacramento. Comment
  UCD119416  Heliotropium curassavicum var. oculatum W. S. Ball 1931-10-1 s.n. Yolo Near Davis. Comment
  UCD161036  Heliotropium europaeum Craig Thomsen 2006-6-30 2612 Yolo Camp Haswell. West side of Cache Creek. 144 Comment
  CAS-BOT-BC305854  Helminthotheca echioides C. R. Quick 1972-7-22 72 -19 Yolo On east bank of east levee of Merritt Islsand, at junction of road 142 Comment
  CHSC59300  Hemizonia congesta subsp. luzulifolia Fleur Ng'weno 1991-11-1 DQ 51 Yolo D-Q University County Road 31, 9 mi. west of Davis city center. 29 Comment
  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
  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
  UCD73732  Hemizonia fitchii Ayzik Solomeshch 2004-5-23 s. n. Yolo Audubon Bobcat Ranch, west of the city of Winters. Southeastern corner of ranch. 83 Comment
  UCR220398  Hemizonia fitchii Jean V. Shepard 2000-8-26 336 Yolo Sacramento Valley, Yolo County Grasslands Park, east of Davis, from intersection of I-80 and Mace Blvd., 3.5 miles south on Mace Blvd. (County Rd 104), east along unpaved entrance road, south side between road and parking lot 12 Comment
  POM53849  Hemizonia luzulifolia Roxana Stinchfield 1916-6-26 367 Yolo Foothills above Buckeye Creek; D'Oyly Sheep Ranch. Comment
  POM197563  Hemizonia pungens subsp. pungens L. R. Abrams 1928-5-8 12602 Yolo Between Woodland and Davis. Comment
  POM56195  Hemizonia pungens subsp. pungens A. A. Heller, H. E. Brown 1902-4-30 5433 Yolo Near Black's. Comment
  POM215221  Hemizonia pungens subsp. pungens D. D. Keck 1933-10-28 2591 Yolo 0.5 mile E of Yolo Causeway, 3 miles W of Sacramento River. Comment
  UCD169009  Herniaria hirsuta var. cinerea Ellen Dean; E. Moores and M. Hoshovsky 2017-4-7 9312 Yolo Audubon Bobcat Ranch. Lands to the north of Hwy 128, northwest of ranch headquarters. On north side of undeveloped road, near stock pond, beneath Rattlesnake Rock. Area has burned three times in the last three years. 262 Comment
  UCD38803  Herniaria hirsuta var. cinerea Beecher Crampton 1958-5-26 4832 Yolo Yolo County; Davis. Comment
  UC1212262  Hesperolinon micranthum Helen K. Sharsmith 1952-6-1 4120 Yolo near summit of Knoxville-Rumsey road (sw of Cache Creek Canyon); Inner North Coast Ranges 731 Comment
  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
  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
  SEINET6710050  Heteromeles arbutifolia var. macrocarpa R. H. Miller NONE 1118 Yolo Campus, University of California, Davis Comment
  CAS-BOT-BC311036  Heterotheca oregona var. compacta Beecher Crampton 1986-9-10 10075 Yolo 2 miles north of Esparto, Cache Creek Comment
  UCR119026  Heterotheca oregona var. oregona Beecher Crampton 1954-9-9 2267 Yolo Sacramento Valley, 2 miles west of Winters 46 Comment
  UCD168998  Heterotheca sessiliflora Ellen Dean; C. Thomsen and M. Hoshovsky 2017-3-29 9298 Yolo Audubon Bobcat Ranch. West side of ranch, north of Hwy 128, near western property boundary. Along undeveloped road on the west side of Bray Canyon. About halfway to top of slope. Area has burned three times in the last three years. 152 Comment
  UCD82145  Hirschfeldia incana Jean Shepard 2000-5-20 261 Yolo Yolo County Grasslands Park: East of Davis, from intersection of I-80 and Mace Blvd., 3.5 mi. south on Mace Blvd. (County Road 104), thence east along unpaved entrance road, past parking lot on the south side. Between entrance road and easternmost parking lot, growing in a 4-foot mound of topsoil used as an archery backstop. 12 Comment
  UCD85483  Hordeum brachyantherum M. Wiesendanger 1927-5-4 654 Yolo Putah Canyon. Comment
  HSC10214  Hordeum brachyantherum subsp. brachyantherum J. V. Lenz 1947-4-16 Yolo 3 mi N of Davis Comment
  UCD85288  Hordeum brachyantherum subsp. brachyantherum Beecher Crampton 1953-4-11 1072 Yolo ca. 6 miles southeast of city of Woodland, near ditch supplying rice field. Comment
  SBBG115384  Hordeum depressum B. Crampton 1985-4-10 9913 Yolo ca. 3.5 mi SE of Woodland Comment
  UCD35375  Hordeum depressum Beecher Crampton 1956-4-9 3241 Yolo Winters. Comment
  UCD37293  Hordeum depressum Beecher Crampton 1959-4-7 5155 Yolo City of Davis, Southern Pacific Railroad Station. Comment
  UCD37536  Hordeum depressum Beecher Crampton 1955-3-21 2332 Yolo 2.5 miles northeast of city of Davis, along Road 102. Comment
  UCD37596  Hordeum depressum Beecher Crampton 1955-4-14 2497 Yolo 1 mile south of Dunnigan, along U.S. Highway 99W. Comment
  UCD85633  Hordeum depressum R. Tofsrud 1949-4-1 s.n. Yolo Davis Railroad Tower. Comment
  UCD85634  Hordeum depressum R. Tofsrud 1949-4-1 s.n. Yolo Davis Railroad Tower. Comment
  UCR220402  Hordeum depressum Jean V. Shepard 2001-4-13 432 Yolo Sacramento Valley, Yolo County Grasslands Park, east of Davis, 3.5mi south on Mace Blvd. (Co. Road 104) from intersection of Hwy I-80 and Mace Blvd., 1 mi east along unpaved entrance road. C. 400 yards south of the large vernal pool west of Dept. of Defense fence 12 Comment
  UCD97106  Hordeum marinum Ellen Dean; C. Loughran, A. Fuller 2011-5-8 7006 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
  SBBG115654  Hordeum marinum subsp. gussoneanum B. Crampton 1964-4-7 6919 Yolo ca. 2 mi N of Davis, City Dump Comment
  UCD37907  Hordeum marinum subsp. gussoneanum Beecher Crampton 1962-4-28 6345 Yolo 2 miles northeast of city of Davis, near city dump. Comment
  UCD85801  Hordeum marinum subsp. gussoneanum A. A. Beetle 1946-4-15 4374 Yolo Woodland airport. Comment
  UCD85905  Hordeum marinum subsp. gussoneanum M. Wiesendanger 1927-4-29 586 Yolo Davis. 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
  UCD86487  Hordeum murinum M. Wiesendanger 1927-4-29 587 Yolo Davis. Comment
  CAS-BOT-BC284774  Hordeum murinum subsp. glaucum John Thomas Howell 1954-5-15 s.n. Yolo Woodland Comment
  UCD35379  Hordeum murinum subsp. glaucum Beecher Crampton 1956-3-19 3230 Yolo Davis. 5th St. between C and D St. Comment
  UCD58038  Hordeum murinum subsp. glaucum Ellen Dean; K. Mawdsley 2007-4-6 3577 Yolo Tuleyome Ireland Ranch. In inner coast range, northwest of the City of Winters, between Salt Creek and Enos Creek, just north of Wild Cow Mountain. SE portion of ranch. 450 Comment
  UCD86139  Hordeum murinum subsp. glaucum Beecher Crampton 1956-3-19 3230 Yolo Davis. 5th St. between C and D St. Comment
  UCR119172  Hordeum murinum subsp. glaucum Beecher Crampton 1962-3-30 6095 Yolo Sacramento Valley, City of Davis 15 Comment
  CDA30736  Hordeum murinum subsp. leporinum M. Beyers 2010-4-3 330 Yolo Along Highway 128, immediately adjacent to westbound traffic just northeast of Putah Creek (and Lake Solano County Park). 48 Comment
  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
  UCD35376  Hordeum murinum subsp. leporinum Beecher Crampton 1956-3-30 3237 Yolo Davis. Comment
  UCD36326  Hordeum murinum subsp. leporinum Beecher Crampton 1953-5-26 1343 Yolo Davis. Vacant lot. Comment
  UCD41012  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
  UCD86127  Hordeum murinum subsp. leporinum Cay Collette 1975-4-12 4 Yolo Knight's Landing. Along levee. Approx. 100' from Sacrameto River. 15 Comment
  UCD86136  Hordeum murinum subsp. leporinum Beecher Crampton 1953-5-26 1343 Yolo Davis. Vacant lot. Comment
  UCR151941  Hordeum murinum subsp. leporinum Beecher Crampton 1963-3-2 6712 Yolo Sacramento Valley, UC Davis campus, dormitory-orchard area 16 Comment
  UCD86532  Hordeum vulgare J. Hardison 1989-5-11 132 Yolo Davis. Between Russell Blvd. and bike path. Comment
  UCD86533  Hordeum vulgare Beecher Crampton 1955-12-13 3213 Yolo 1/4 mile S of Davis. Along U.S. Hwy. 40, junction of Davis Road. Edge of a Milo field. Comment
  UCD62847  Hypochaeris glabra Elaine Chow; Plant Biology 102 students 2008-4-6 6 Yolo Yolo County; Audubon Bobcat Ranch, lands to the north of Hwy 128 on north side of Putah Creek downstream of Monticello Dam. Bray Canyon. 109 Comment
  UCD133485  Hypochaeris radicata G. H. Vansell 1936-7-19 s.n. Yolo Davis. Comment
  UC691036  Incarvillea diffusa A. Hansen 1944-9-30 Yolo Davis Campus, University of Calif. Comment
  SEINET7247646  Ipomoea alba June McCaskill, Katherine Onaga 1962-1 659 Yolo To top of 5 foot wooden fence in backyard at 816 Miller Drive, Davis Comment
  SEINET832095  Ipomopsis aggregata June McCaskill 1960-1 614 Yolo Climbing up post on N. side of house, 815 E. 9th Street, 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
  SFV842  Juglans californica var. hindsii L. B. Hendrix 1962-4-28 27 Yolo Sacramento Valley Davis. University of California campus. 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
  RSA273225  Juglans hindsii Glenn A. Gorelick 1966-6-8 s.n. Yolo Davis Comment
  UCD142934  Juglans hindsii Ellen Dean; T. Starbuck 2013-10-5 8002 Yolo North side of Putah Creek, west of the Yolo Bypass at Los Rios Farms. Northeast of the intersection of County Roads 35 and 106. Along dirt road in Los Rios Farms bordering Department of Fish and Wildlife lands. 4 Comment
  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
  CHSC93640  Juglans nigra Paul Kirk 2001-5-25 16 Yolo Wolfskill Orchard at the USDA-ARS National Clonal Germplasm Repository in Winters, Ca. Clone accession # DJUG 307.A located in orchard at block C 4 14. 35 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
  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
  UCD34978  Juncus bufonius Beecher Crampton 1996-4-22 10336 Yolo 3.5 miles S.E. of Woodland, along Mavis-Henson (Field) road, just east of its jct. with county road 102 and just south of road 25. Comment
  UC142116  Juncus oxymeris A. A. Heller 1902-5-21 5574 Yolo near Madison Comment
  UCD141755  Juncus patens H. A. Borthwick 1925-5-25 1797 Yolo Putah Canyon. Comment
  UCD20532  Juniperus oxycedrus Andrew T. Leiser 1984-3-18 s.n. Yolo Yolo County, Clarksburg, Clarksburg Community Church. Comment
  UCD20533  Juniperus oxycedrus Andrew T. Leiser 1984-3-18 s.n. Yolo Yolo County, Clarksburg, Clarksburg Community Church. 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
  UCD59388  Keckiella lemmonii Ellen Dean; Kate Mawdsley 2007-6-8 3862 Yolo Tuleyome Ireland Ranch, Inner Coast Ranges, northwest of the city of Winters, between Salt Creek and Enos Creek, just N of Wild Cow Mtn. Central part of ranch in large canyon that runs northwest to southeast. 560 Comment
  UCD97109  Keckiella lemmonii Ellen Dean; C. Loughran, A. Fuller 2011-5-8 7009 Yolo Yolo County. Audubon Bobcat Ranch. Lands to the north of Hwy 128, just E of Monticello Dam. Bray Canyon. About two thirds of the way up the canyon, small side canyon mouth (just north of side canyon with salt spring) on east side of Bray Creek. Comment
  UC917165  Kickxia elatine H. R. Drever 1945-8-18 Yolo University of California campus Davis Comment
  UCD123841  Kickxia elatine Collector Unknown Date Unknown s.n. Yolo Campus, Davis. Comment
  UCD123850  Kickxia elatine Beecher Crampton 1964-7-29 s.n. Yolo UC Davis Campus, Agronomy Field. Comment
  UCD123853  Kickxia elatine H. R. Drever 1945-8-18 s.n. Yolo University of California campus, Davis. Comment
  UCD123890  Kickxia elatine W. W. Robbins 1930-7-3 2161 Yolo University Farm. Comment
  UCD36095  Kickxia elatine Beecher Crampton 1952-10-12 863 Yolo Yolo County, city of Davis, in walkway along Putah Creek. Comment
  RSA0054931  Kickxia spuria Keith E. Hoffmaster 1939-4-26 931 Yolo Putah can. Comment
  CAS-BOT-BC180845  Kochia scoparia June McCaskill; Katherine Onaga 1960-9-29 609 Yolo Beside railroad maintenance crew shack, behind Boy Scout Cabin at 1st Street and Richards Boulevard, Davis Comment
  UCD161065  Koeleria macrantha Craig Thomsen 2006-5-10 2644 Yolo Along ridgeline trail (accessed at turn-out across the road from Camp Haswell), approximately 0.5 mile south of Hwy 16. Yolo County park adjacent to Cache Creek. Rumsey Canyon. 457 Comment
  UCD161038  Lactuca saligna Jean Shepard 2000-6-29 315 Yolo City of Davis. Intersection of Tulip Ln. and Cascade Pl. Comment
  UCD132425  Lactuca serriola Beecher Crampton 1957-10-25 4640 Yolo West Sacramento, along the US Hwy. 40 freeway. Comment
  UCD159453  Lactuca serriola D. S. Park 2010-8-5 208 -2 Yolo North Davis. Along W Covell Blvd. Roadside, disturbed. Outskirts of agricultural field. Growing in ditch. 14 Comment
  UCD55508  Lactuca serriola J. Shepard 2003-6-15 609 Yolo Yolo County Grasslands Park: East of Davis, from intersection of I-80 and Mace Blvd., 3.5 mi. south on Mace Blvd. (County Road 104), thence east .2 mi. along unpaved entrance road, then nearly .5 mi south toward Co. Rd. 36, 20 yd. north of the road. 12 Comment
  UCR119028  Lactuca serriola Beecher Crampton 1954-10-20 2297 Yolo Sacramento Valley, 5 miles east of Davis. 15 Comment
  UCD133553  Lactuca serriola R. N. Raynor 1938-8-15 s.n. Yolo Davis. Comment
  UCD35198  Lactuca serriola Beecher Crampton 1953-9-30 1629 Yolo 3 miles northeast of Davis. Comment
  UCD160108  Lagophylla minor Taylor Wolzen 2015-4-12 5 Yolo Audubon Bobcat Ranch. North side of Hwy 128, west of Winters. Southeast corner of ranch, next to ranch house headquarters. 106 Comment
  CAS-BOT-BC341455  Lagophylla ramosissima Roxana Stinchfield 1916-6-25 319 Yolo Mouth of Buckeye Creek Comment
  UCD133634  Lagophylla ramosissima Collector Unknown 1925-6-3 s.n. Yolo Causeway. Comment
  UC917195  Lamium amplexicaule R. H. Miller 1949-3-27 4 Yolo Winters; beside road to Putah Canyon, w of main intersection Comment
  UCD149348  Lamium amplexicaule W. M. Herms 1949-3-10 s.n. Yolo Putah Canyon. 60 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
  UC1543149  Lasthenia californica subsp. californica Charlotte G. Nast 1936-3-29 88 Yolo Woodland highway n Davis Comment
  UCD80829  Lasthenia fremontii Ellen Dean 2009-3-22 5286 Yolo city of Woodland. Mavis Henson Field property on the east side of county road 102, just south of county road 25. Property owned by city of Woodland. NE corner of property, E of drainage pond. 9 Comment
  UCD84320  Lasthenia fremontii Ayzik Solomeshch 2009-4-18 s.n. Yolo Yolo Bypass. Glide Ranch. 4 Comment
  CAS-BOT-BC352764  Lasthenia fremontii D. E. Breedlove 1963-4-20 4626 Yolo 6 miles S of Winters Comment
  CAS-BOT-BC352766  Lasthenia fremontii Beecher Crampton 1996-4-22 10332 Yolo 3.5 miles SE of Woodland, along Mavis-Henson (Field) road, just E of its jct. with county road 102 and just S of road 25 Comment
  SEINET11447686 Image available Lasthenia fremontii B. Crampton 1996-4-22 10332 Yolo 3.5 m SE of Woodland, along Mavis-Henson (Field) road, just east of its jct. with county road 102 and just south of road 25 Comment
  UCD133764  Lasthenia glabrata Steven Slagle 1964-4-7 48 Yolo Yolo Bypass, 1 mile north of Causeway. Comment
  CAS-BOT-BC328110  Lasthenia glabrata subsp. coulteri Roxana S. Ferris 1917-4-20 697 Yolo Tule land near Dunnigan Comment
  CAS-BOT-BC352792  Lasthenia glabrata subsp. glabrata David D. Keck 1946-4-27 5535 Yolo West end of Yolo Causeway, between Sacramento and Davis 6 Comment
  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
  JEPS4794  Lasthenia glabrata subsp. glabrata H. F. Copeland 1943-4-24 1654 Yolo e of Davis Comment
  UCD144442  Lasthenia glabrata subsp. glabrata Carol W. Witham 2003-4-7 877 Yolo DFG Tule Ranch vernal pools. Approximately 8 miles southeast of Davis. Southeast of the junctions of County Roads 38 and 105. 4 Comment
  UCD97002  Lasthenia glabrata subsp. glabrata Christopher Michael Bronny 2011-4-25 34 Yolo city of Woodland. Woodland Regional park property on the east side of County Road 102, just south of County Road 25. Property owned by city of Woodland. Near northwest corner of the property, northwest of landfill. 11 Comment
  CAS-BOT-BC352794  Lasthenia glabrata subsp. glabrata A. A. Heller 1920-4-25 13381 Yolo Along the Yolo causeway Comment
  CDA8121  Lasthenia glabrata subsp. glabrata G. D. Barbe 1987-4-3 4263 Yolo Yolo By-Pass, north of I-80, 5 miles east of Davis. 0 Comment
  UCD19454  Lathyrus J. Shepard 2000-2-19 46 Yolo Grasslands Regional Park. East of Davis, from intersection of I-80 and Mace Blvd., 3.5 mi. south on Mace Blvd. (County Road 104), thence east along unpaved entrance road, then north past parking lot to archery range. 12 Comment
  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
  UCD37391  Lathyrus jepsonii var. californicus Beecher Crampton 1960-5-9 5510 Yolo Yolo County, 1 mile north of Saxon Station. Comment
  UCD41165  Lathyrus vestitus C. Holn 2002-4-15 187 Yolo Eastern foothills of inner north coast range, Capay Valley. Just west of town of Capay. Comment
  UC638788  Lathyrus vestitus var. vestitus Ethel Crum 1938-5-7 1984 Yolo 4 mi n Rumsey (Cache Creek canyon); Inner North Coast Range, Cache Creek 152 Comment
  CHSC45998  Lavandula dentata W. R. Russel 1954-1-11 Yolo Cultivated along south side of Health Center, University of California campus, Davis. Comment
  UCD39773  Lavandula stoechas Beecher Crampton 1973-5-16 s.n. Yolo UC- Davis: Tercero Area. Comment
  CAS-BOT-BC323861  Layia chrysanthemoides L. R. Abrams 1928-5-8 12596 Yolo Between Woodland and Davis. Comment
  UCR225269  Layia chrysanthemoides Ayzik Solomeshch 2009-4-18 s.n. Yolo Yolo Bypass, Glide Ranch 4 Comment
  UCD133942  Layia chrysanthemoides Ethel H. Hyde 1940-4-8 s.n. Yolo north of Davis. Comment
  UCD63082  Layia septentrionalis Ellen Dean 2008-4-9 4791 Yolo Tuleyome Ireland Ranch. Central part of Ranch adjacent to southern boundary in small canyon that is east of main canyon. 593 Comment
  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
  UCD36461  Leersia oryzoides Beecher Crampton 1953-9-30 1634 Yolo Yolo County, 1/2 mile northwest of Knights Landing. Comment
  UCD63515  Leersia oryzoides A. A. Beetle 1945-9-28 4033 Yolo Old bed of Putah Creek, 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
  UCD59377  Lepechinia calycina Ellen Dean; Kate Mawdsley 2007-6-8 3852 Yolo Tuleyome Ireland Ranch, Inner Coast Ranges, northwest of the city of Winters, between Salt Creek and Enos Creek, just N of Wild Cow Mtn. Central part of ranch, just W of main loop road. 609 Comment
  CAS-BOT-BC88682  Lepidium acutidens Carl B. Wolf 1937-3-28 8323 Yolo Sacramento Valley, 6.5 miles south of Woodland. 18 Comment
  UCD115212  Lepidium acutidens K. Esau; M. Phillips 1929-4-11 1891 Yolo Davis. Comment
  UCD115223  Lepidium acutidens Robert E. Preston 1996-3-23 911 Yolo ca. 1 mi N of Davis; at edge of field along E side of Rd 102. 9 Comment
  UCD115247  Lepidium acutidens Arthur M. Shapiro 1978-3-18 s.n. Yolo Near Willow Slough. Comment
  CAS-BOT-BC88742  Lepidium appelianum M. P. Bellue 1932-8-10 s.n. Yolo Tiger Inn, West Sacramento. Comment
  UCD115261  Lepidium appelianum A. S. Crafts 1937-9-4 s.n. Yolo Davis. Comment
  UCD115272  Lepidium appelianum A. S. Crafts 1937-9-4 s.n. Yolo Davis. Comment
  UCD115274  Lepidium appelianum A. S. Crafts 1935-9-15 s.n. Yolo Woodland. Comment
  UCD115275  Lepidium appelianum A. S. Crafts 1935-9-15 s.n. Yolo Woodland. 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
  UCD14897  Lepidium coronopus A. M. Shapiro 1995-5-16 s.n. Yolo Yolo Co.; Davis, Community Park near tennis courts; Comment
  JEPS81233  Lepidium dictyotum var. acutidens L. R. Heckard, and J. C. Hickman 1982-4-7 5829 Yolo about 3 mi se Woodland (at corner of road 25A and Road 103) Comment
  RSA388902  Lepidium didymum P. B. Kennedy 1920-6-23 s.n. Yolo Holland Land Co., Clarksburg, Sacramento River. Comment
  UCD80974  Lepidium draba Ellen Dean; R. Rawson, J. Herford, A. Weidling, H. McGinnis 2009-4-1 5357 Yolo city of Woodland. Mavis Henson field property on the east side of County Road 102, just south of County Road 25. Property owned by city of Woodland. Western side of property used by model airplane club. 9 Comment
  UCD115371  Lepidium draba Dr. A. S. Crafts 1935-9-13 s.n. Yolo Woodland. Comment
  SD257227  Lepidium latifolium George K. Helmkamp, Mary Alice Barnes 2013-5-8 20527 Yolo Southern Sacramento Valley: Yolo Bypass Wildlife Area. 0.9 mile southeast of the junction of Chiles Road and I-80, between Sacramento and Davis. 13 Comment
  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
  CDA32973  Lepidium latifolium Dave Minnesang & Phyllis Hiatt 1979-6-7 Yolo South of Davis on Road 106; Glides Tule Ranch. 0 Comment
  UCD115695  Lepidium latifolium Kevin Fort Date unknown 17 Yolo 0.2 mi s. dead center. S. Putah Creek off Road 95A c. 25 yards e. bridge and 50 feet from creek. Comment
  UCD115709  Lepidium latifolium Burt Ray 1964-8-10 s.n. Yolo 8 miles e.s.e of Dixon. Comment
  UCD41062  Lepidium latifolium Carol W. Witham 2003-8-8 993 Yolo DFG Tule Ranch vernal pools. Approximately 8 miles southeast of Davis. Southeast of the junctions of County Roads 38 and 105. 4 Comment
  CDA33314  Lepidium latipes V. Popescu, Dale Woods 2010-3-23 s.n. Yolo Woodland; at the Woodland Aeromodelers Club. 0 Comment
  HSC6847  Lepidium latipes C. B. Wolf 1928-5-8 2147 Yolo 12 mi. N of Dixon on the Pacific Hwy. Comment
  UCD115717  Lepidium latipes K. Esau; M. Phillips 1929-4-11 1889 Yolo Davis. Comment
  UCD84328  Lepidium latipes Ayzik Solomeshch 2009-4-18 s.n. Yolo Yolo Bypass. Glide Ranch. 4 Comment
  UCR225258B  Lepidium latipes var. latipes Ayzik Solomeshch 2009-4-18 s.n. Yolo Yolo Bypass, Glide Ranch 4 Comment
  UCD115780  Lepidium nitidum Shirley L. Cotter 1952-3-2 s.n. Yolo Putah Canyon. Comment
  UCD80921  Lepidium nitidum Ellen Dean; F. Singh, L. Raber, C. Kraintz, R. Ghaffarzadeh 2009-4-1 5324 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
  UCD82171  Lepidium nitidum J. Shepard 2001-3-26 418 Yolo Yolo County Grasslands Park: East of Davis, from intersection of I-80 and Mace Blvd., 4.0 mi. south on Mace Blvd. (County Road 104), to Co. Rd. 36; thence ~.5 mi east along road to DOD fence; then 100 yd north of Co. Rd 36 along east side of DOD fence. 12 Comment
  CAS-BOT-BC89857  Lepidium nitidum W. D. Hamilton 1946-4-22 s.n. Yolo 7 miles west of Winters. Comment
  UCD115777  Lepidium nitidum Roy Y. Berg 1965-2-28 RYB 8375 Yolo County Rd. 101A (extending N from H-Street along railroad tracks), 0.7 miles N of intersection with county Rd. 31. Between road and railroad track. Comment
  UCD115798  Lepidium nitidum P. B. Kennedy 1916-3-1 s.n. Yolo Davis Farm -- Davis. Comment
  UCD115807  Lepidium nitidum Fleur Ng'weno 1989-4-24 DQ 10 Yolo D-Q University County Road 31, 9 mi. west of Davis city center. 30 Comment
  UCD115813  Lepidium nitidum Robert E. Preston 1996-3-23 912 Yolo ca. 1 mi N of Davis; at edge of field along E side of Rd 102. 9 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
  UCR219521  Lepidium nitidum var. nitidum Jean V. Shepard 2001-3-26 423 Yolo Sacramento Valley, Yolo County Grasslands Park, east of Davis, 4 mi south on Mace Blvd. (Co. Road 104) from intersection of Hwy I-80 and Mace Blvd., east along County Road 36. 5 yards from east boundary and the Dept. of Defense property fence and c. 200 yards north of CR 36 12 Comment
  CDA34528  Lepidium nitidum var. nitidum R. A. Price 2010-4-9 1610 Yolo Woodland; south-east corner of city. Just east of County Road 102 and south of County Road 25 (old Woodland Areomodelers s site). 0 Comment
  CDA34527  Lepidium nitidum var. oreganum R. A. Price 2010-4-9 1611 Yolo Woodland; south-east corner of city. Just east of County Road 102 and south of County Road 25 (old Woodland Areomodelers s site). 0 Comment
  UCD115756  Lepidium oblongum Joseph M. DiTomaso 1995-3-30 s.n. Yolo Across from Shields library, Univ. of California, Davis. Comment
  NY76578  Lepidium oxycarpum A. A. Heller 1902-4-30 5430 Yolo Near Black's Comment
  SEINET11279585  Lepidium oxycarpum B. Crampton 1985-4-10 9911 Yolo 3 miles SE of Woodland. Comment
  UCD115768  Lepidium oxycarpum J. M. Tucker 1951-2-24 2037 Yolo Off Highway 99W, ca. 3 miles northwest of Davis. Comment
  UCD81059  Lepidium pinnatifidum Ellen Dean; G. Harrington, T. Starbuck 2009-5-13 5594 Yolo city of Woodland. Woodland Regional Park. East side of County Road 102, just south of County Road 25. Old rodeo area with bare areas where buildings used to be. 9 Comment
  UCD37390  Lepidium pinnatifidum Beecher Crampton 1960-5-9 5507 Yolo Yolo County, 0.25 miles southwest of Saxon Station. Comment
  UCD41166  Lepidium sativum N. Nicola 2002-4-11 178 Yolo Eastern foothills of inner north coast range, Capay Valley. North of Guinda, east of Hwy 128, north of Rd. 43. Comment
  CDA33313  Lepidium strictum V. Popescu, Dale Woods 2010-3-23 s.n. Yolo Grassland Park; vernal pool area. 0 Comment
  UCD21237  Lepidium strictum J. Shepard 2000-4-9 119 b Yolo Yolo County Grasslands Park: East of Davis, from intersection of I-80 and Mace Blvd., 3.5 mi. south on Mace Blvd. (County Road 104), thence east along unpaved entrance road. In field south of entrance road, east of all archery ranges. 12 Comment
  RSA734061  Leptochloa fusca subsp. fascicularis Beecher Crampton 1961-5-22 5876 Yolo Yolo Count, 3 miles west of city of Winters, along State Highway 128. Comment
  RSA756434  Leptochloa fusca subsp. fascicularis Barbara Ertter 1988-10-21 7992 Yolo Cache Creek at Rd 89 crossing just W of I-505, E of gravel pits 1.5 mi N of Madison, ca 10 airmiles W of Woodland. 37 Comment
  UC1950418  Leptochloa fusca subsp. fascicularis Barbara Ertter 1988-10-21 7992 Yolo Cache Creek at Rd 89 crossing just W of I-505, E of gravel pits 1.5 mi N of Madison, ca 10 airmiles W of Woodland, Sacramento Valley Comment
  UCD63653  Leptochloa fusca subsp. fascicularis Beecher Crampton 1961-5-22 5876 Yolo 3 miles west of city of Winters, along State Highway 128. Comment
  UCD63966  Leptochloa fusca subsp. uninervia Beecher Crampton 1969-10-24 8527 Yolo Davis, Road 31 just east of its junction with Pole Line Road. Comment
  UCD63982  Leptochloa fusca subsp. uninervia Beecher Crampton 1968-9-6 8336 Yolo 3 mi. west of Davis, Russell Blvd and County Road 98. Comment
  RSA0078645  Leptosiphon androsaceus J A Johnston 1995-5-7 8 Yolo Across the road from the parking area near Stebbins Cold Canyon on hwy 128. 500 Comment
  UCD23444  Leptosiphon bicolor 1947-4-10 1896 Yolo One mile northwest of Rumsey, in canyon just off Highway 16. Comment
  HSC82275  Leptosiphon ciliatus Thomas W. Nelson, Jane P. Nelson 1980-4-27 5112 Yolo Along SR 16, 100 m E of bridge over Cache Creek, 4.2 mi. from county line 152 Comment
  UCD38802  Leucanthemum vulgare Beecher Crampton 1958-5-27 4834 Yolo UC Davis campus. Hunt Hall. 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
  UCD86630  Leymus triticoides A. A. Beetle 1946-6-1 4709 Yolo Davis Campus. Comment
  JEPS19558  Limnanthes douglasii subsp. rosea Mrs. L. D. Lawhead 1909-4-8 Yolo Woodland Comment
  RSA734152  Linanthus Keith E. Hoffmaster 1939-4-6 914 Yolo Putah Canyon Comment
  CDA15886  Linanthus androsaceus G. F. Hrusa 1998-3-21 14156 Yolo North Coast Biodiversity Arena; Hwy 16 along Cache Creek at the rafting put-in. Nr. Lake County line. Comment
  JEPS30780  Linanthus ciliatus Lewis S. Rose 1936-4-27 36171 Yolo 3 mi nw Rumsey 152 Comment
  UCD19284  Linum grandiflorum Renee Shahrok 1986-6-26 18 Yolo University of California, Davis, campus. 1 mi. SE of university airport, 200 yards north of Putah Creek. 19 Comment
  UCD102693  Lithophragma affine R. B. Griffith 1949-4-11 14 Yolo east of Cache Creek, 5.5 miles north of Rumsey. 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
  UCD58061  Lithophragma affine Ellen Dean; K. Mawdsley 2007-4-6 3601 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
  UCD21570  Lithophragma bolanderi Dyanne Johnson 2003-3-25 s.n. Yolo N. end of Capay Valley, Rumsey Canyon, about one mile N. of town of Rumsey, West side of Hwy 16, 15 miles S. of Hwy 20. 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
  UC1254518  Lolium A. A. Beetle May 1945 Yolo Davis Comment
  CDA2228  Lolium multiflorum T. C. Fuller 1958-5-2 3961 Yolo Niessen property, 2 miles southwest of Esparto. 0 Comment
  UCD66007  Lolium multiflorum Jean Dougherty 1986-5-17 86 -20 Yolo 2.1 miles northwest of Russell Blvd. Comment
  UCD66066  Lolium multiflorum Beecher Crampton 1960-4-25 5486 Yolo Northern city limits of Winters. Comment
  UCD80901  Lolium multiflorum Ellen Dean; F. Singh, L. Raber, C. Kraintz, R. Ghaffarzadeh 2009-4-1 5305 Yolo city of Woodland. Mavis Henson field property on the east side of County Road 102, just south of County Road 25. Property owned by city of Woodland. 9 Comment
  UCD84351  Lolium multiflorum Ayzik Solomeshch 2009-5-19 s.n. Yolo Yolo Bypass. Glide Ranch. 4 Comment
  SACT001463  Lolium perenne 1925-6-3 Yolo No collector/determiner listed Comment
  RSA701647  Lolium perenne subsp. multiflorum Lois Weston 1942-4-20 s.n. Yolo Davis. Comment
  CHSC83144  Lolium temulentum 1955-3-31 Yolo UC Davis campus; greenhouse grown from seed submitted from Mexicali. Comment
  UCD127605  Lomatium californicum K. Esau 1939-7-1 s. n. Yolo Putah Canyon. Comment
  JEPS16111  Lomatium californicum W. L. Jepson 1924-5-8 10408 Yolo Putah Pass, Devil's Gate, Putah Creek Comment
  RSA0051258  Lomatium californicum Keith E. Hoffmaster 1946-4-13 1184 Yolo Putah can. Comment
  UCD127036  Lomatium californicum Beecher Crampton 1955-5-5 2746 Yolo 6 miles west of city of Winters, bank above Recreation Beach along Putah Creek. Comment
  UCD161147  Lomatium dasycarpum subsp. dasycarpum Craig Thomsen 2006-6-8 2674 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
  CDA38382  Lomatium dasycarpum subsp. tomentosum T. C. Fuller 1958-4-23 s.n. Yolo 1 mile north of Rumsey. 0 Comment
  UCD72443  Lomatium macrocarpum Ellen Dean 2008-4-25 4866 Yolo Tuleyome Ireland Ranch, central part of ranch, top of hill. 644 Comment
  UCD127685  Lomatium macrocarpum W. B. Davis 1960-4-15 21 Yolo Rumsey Canyon road, north of Guinda, State Highway 16. Comment
  UCD33491  Lomatium macrocarpum Beecher Crampton 1969-4-28 8400 Yolo 2.5 miles west of Winters. Comment
  JEPS78639  Lomatium utriculatum John W. Willoughby 1977-3-16 1950 Yolo along State Hwy. 128 Vaca Mts. (1.3 mi. e. of junction with Rd. 86, n. side of rd.) Comment
  UCD41100  Lomatium utriculatum N. Nicola 2002-4-12 179 Yolo Eastern foothills of inner north coast range, Capay Valley. Cache Creek Riparian Preserve. Comment
  RSA0048654  Lomatium vaginatum Lois Weston 1942-4-24 1256 Yolo Putah Can. Comment
  RSA0028968  Lotus humistratus Lois Weston 1942-4-24 1140 Yolo Putah Canyon. Comment
  UCD38770  Lotus tenuis Beecher Crampton 1958-6-5 4903 Yolo West Sacramento, edges of US Hwy. 40 freeway. 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
  UCD66058  Ludwigia peploides subsp. montevidensis B. J. Grewell; Robert McKee 2006-8-15 06- 38 -LU Yolo Yolo Bypass Wildlife Area within the Yolo Bypass floodplain west of the Sacramento River, east of Davis, CA, and s. of I-80 hwy. NE edge of pond across from drain canal at #3 stop on refuge auto tour map. 1 Comment
  UCD75891  Ludwigia peploides subsp. montevidensis B. J. Grewell 2007-10-19 07- 109 -LU Yolo USDA-ARS pond at 2705 Levee Road, Putah Creek-University of California, Davis Putah Creek Riparian Reserve. 15 Comment
  UCD78327  Ludwigia peploides subsp. montevidensis B. J. Grewell 2007-10-19 07- 110 -LU Yolo University of California, Davis. Pond at USDA-ARS research facility, 2705 Levee Road. 20 Comment
  SEINET194859  Lupinus acutilobus A. A. Heller 1941-3-26 15913 Yolo Buckeye Creek, on U.S. Highway 99W. Comment
  UCD38378  Lupinus albifrons Beecher Crampton 1953-2-26 986 Yolo Hills above Putah Creek, 5 miles west of Winters. Comment
  RSA32942  Lupinus albifrons var. eminens A. A. Heller 1941-3-26 15913 Yolo Buckeye Creek, no U. S. HIghway #99W. Comment
  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
  CDA36922  Lupinus bicolor CDFA Staff 1998-4-22 s.n. Yolo Rominger Prop., north of County Road 19, east of County Road 92C, west of County Road 94B. 0 Comment
  UCD107272  Lupinus bicolor P. B. Kennedy 1915-4-26 33 Yolo Univ Farm, Davis. Comment
  UCD144797  Lupinus bicolor Carol W. Witham 2003-4-7 873 Yolo DFG Tule Ranch vernal pools. Approximately 8 miles southeast of Davis. Southeast of the junctions of County Roads 38 and 105. 4 Comment
  UCD33688  Lupinus bicolor Beecher Crampton 1972-3-13 8772 Yolo 3 miles west of Winters. Comment
  UCD34971  Lupinus bicolor Beecher Crampton 1996-4-22 10329 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, T9N R2E, sect 11. Comment
  RSA699931  Lupinus bicolor subsp. bicolor Keith E. Hoffmaster 1946-3-29 1088 . Yolo Putah Canyhon, south hill slope near Cannonball. Comment
  HSC82438  Lupinus densiflorus Thomas W. Nelson, Jane P. Nelson 1980-4-27 5098 Yolo Along State Route 16, 6 mi. from Colusa County line. 152 Comment
  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
  RSA10433  Lupinus densiflorus var. aureus Carl B. Wolf 1928-5-8 2135 Yolo Sacramento Valley, 7 # miles north of Zamora. Comment
  SEINET8056948  Lupinus microcarpus B. Crampton 1955-4-14 2495 Yolo 1 mile south of Dunnigan Comment
  UCD33623  Lupinus microcarpus Beecher Crampton 1971-4-21 8674 Yolo 6 miles W.N.W. of Davis, county road 96 between county roads 30 and 31. Comment
  JEPS84545  Lupinus microcarpus var. densiflorus John W. Willoughby 1976-3-21 1226 Yolo along State Highway 128 between Monticello Dam and junction with County Road 86 (Pleasants Valley road) side of road next to Putah Creek (Solano Lake) (Solano Lake); n end range Vaca Mountains, next to Putah Creek 73 Comment
  SEINET2441062  Lupinus microcarpus var. densiflorus George K. Helmkamp, E. A. Helmkamp 2009-5-20 14722 Yolo Western Sacramento Valley: Capay Valley. Along CA-16, 1.5 miles west of Capay (Esparato 7.5'.). 70 Comment
  UC726767  Lupinus microcarpus var. densiflorus A. A. Heller 1940-5-9 15599 Yolo along Putah Creek five mi w Winters; along Putah Creek Comment
  UCD108692  Lupinus microcarpus var. densiflorus L. G. Goar 1930-4-20 s.n. Yolo Putah Canyon. Comment
  UCD108745  Lupinus microcarpus var. densiflorus Mrs. L. H. Phillips 1929-3-17 1780 Yolo Capay Valley. Comment
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Jan 1 2016
  UCD108756  Lupinus microcarpus var. densiflorus M. Wiesendanger 1927-4-29 615 Yolo Esparto. Comment
  UCD62879  Lupinus microcarpus var. densiflorus Chris Mosser; Plant Biology 102 students 2008-5-3 8 Yolo Yolo County; Audubon Bobcat Ranch, lands to the north of Hwy 128 on north side of Putah Creek downstream of Monticello Dam. Bray Canyon. Along trail on east side of Bray Creek. 91 Comment
  UCD15311  Lupinus microcarpus var. densiflorus June McCaskill; and Katherine Onaga 1963-4-20 680 Yolo California, Yolo Co.; the city of Davis, on the University of California campus, in the Arboretum, ca. 0.1 mile east of California Avenue bridge; Comment
  CAS-BOT-BC8263  Lupinus microcarpus var. microcarpus Amos Arthur Heller; H. E. Brown 1902-4-29 5415 Yolo Near Madison Comment
  CAS-BOT-BC8264  Lupinus microcarpus var. microcarpus Amos Arthur Heller; H. E. Brown 1902-4-29 5415 Yolo Near Madison Comment
  UCD108965  Lupinus nanus K. Esau 1938-3-26 s. n. Yolo Yolo County, Putah Canyon. Comment
  UCD170025  Lupinus nanus Keith E. Hoffmaster 1939-4-6 906 Yolo Putah Canyon. 75 Comment
  UCD108936  Lupinus nanus Beecher Crampton 1972-3-13 8771 Yolo 6 miles west of Winters. Comment
  UCD34198  Lupinus nanus Beecher Crampton 1978-3-16 9548 Yolo 2 miles west of Winters. Comment
  UCD34394  Lupinus nanus Beecher Crampton 1982-3-8 9814 Yolo 5 miles west of Winters on Hwy. 128. Comment
  SEINET10490090  Lupinus nanus subsp. latifolius Sutherland 1963-2-27 SUTHERLAND 5 Yolo Erect annual herbs, petals blue with white spot on banner; among rocks on dry Hillside, in direct sun; on roadside opposite creek near recreation beach, Putah canyon, state hwy 128. Comment
  SEINET10484051  Lupinus nanus subsp. nanus Elmstrom 1965-3-27 ELMSTROM 10 Yolo Annual herbs with grasses and low shrubs along roadside, at crest of low hills. State hwy 128, 1.3 mi e of monticello dam. 244 Comment
  UCR118883  Lupinus pachylobus Beecher Crampton 1972-3-27 8777 Yolo Sacramento Valley, 2 miles west of Winters. 46 Comment
  RSA677159  Lupinus pachylobus Beecher Crampton 1972-3-27 8777 Yolo 2 miles west of Winters. Comment
  UCR119104  Lupinus subvexus Beecher Crampton 1955-4-14 2477 Yolo Sacramento Valley, 7 miles west of city of Davis, Moon Ranch 30 Comment
  UCR148779  Lupinus subvexus Beecher Crampton 1953-3-31 1047 Yolo Abandoned railroad, Madison Comment
  SEINET10486269  Lupinus subvexus Thomas W. Nelson, Jane P. Nelson 1980-4-27 Nelson 5098 Yolo Morgan valley quad. Along state route 16, 6 mi from colusa co line. Corolla Bright pink. Comment
  SEINET10737374 Image available Lupinus subvexus A. Arthur Heller 1902-4-29 Heller 5415 Yolo Near Madison. Comment
  HSC2144  Lupinus succulentus J. V. Lenz 1946-3-29 Yolo Putah Canyon Comment
  UCR206551  Lupinus succulentus George K. Helmkamp, E. A. Helmkamp 2009-3-17 14400 Yolo Inner North Coast Ranges Foothills, along CA-20 and Cache Creek, 4.3 miles southeast of the Colusa County line 159 Comment
  UCD109643  Lupinus succulentus M. Wiesendanger 1927-4-29 613 Yolo Woodland. Comment
  UCD82153  Lupinus succulentus Jean Shepard 2000-4-1 109 Yolo City of Davis. Intersection of Cowell Blvd. and Chiles Rd. Comment
  SEINET10490284  Lupinus vallicola subsp. apricus Tucker 1958-4-7 TUCKER 3379 Yolo Abundant in open, level pasture; n side of state hwy 128, ca 2 3/4 mi sw of Winters. Comment
  SEINET11091431 Image available Lupinus vallicola subsp. apricus J. M. Tucker, C. H Lamoureux 1958-4-7 3379 Yolo north side of State Highway 128, ca. 2 3/4 miles southwest of Winters Comment
  SEINET10637647  Lycopersicon esculentum Stephanie Frischie 2000-10-7 Frischie 119 Yolo Davis Farmers' Market, Davis, CA. Comment
  SEINET10780232  Lycopersicon esculentum Stephanie Frischie 2000-10-14 Frischie 133 Yolo Davis Farmers' Market, Davis, CA. Comment
  SEINET10780233  Lycopersicon esculentum Stephanie Frischie 2000-10-14 Frischie 136 Yolo Davis Farmers' Market, Davis, CA. Comment
  SEINET10910102  Lycopersicon esculentum Stephanie Frischie 2000-10-7 Frischie 115 Yolo Davis Farmers' Market, Davis, CA. Comment
  SEINET10943325  Lycopersicon esculentum Stephanie Frischie 2000-10-7 Frischie 113 Yolo Davis Farmers' Market, Davis, CA. Comment
  SEINET10780226  Lycopersicon esculentum Stephanie Frischie 2000-9-27 Frischie 73 Yolo Safeway Store #1205, 1431 West Covell, Davis, CA 95616. Comment
  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
  UCD117562  Lysimachia nummularia Arthur M. Shapiro 1993-4-25 s.n. Yolo Davis, Hanover Drive. Comment
  SBBG115726  Lythrum californicum B. Crampton 1953-10-15 1692 Yolo 2 mi W of Madison Comment
  UCR141761  Lythrum californicum Beecher Crampton 1953-10-15 1692 Yolo 2 mi west of Madison 53 Comment
  CDA19170  Lythrum californicum Carri Benefield 2000-7-12 s.n. Yolo Sacramento Valley; Cache Creek off of Rumsey Bridge. 0 Comment
  JEPS100848  Lythrum hyssopifolia Dean Wm. Taylor with Mey Akasah 1999-6-4 17225 Yolo Dunnigan Hills, along County Road E4 0.5 miles South of junction with Road 86 91 Comment
  UCD160098  Lythrum hyssopifolia Emily Howard 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
  UCD37039  Lythrum hyssopifolia Beecher Crampton 1956-7-13 3717 Yolo Yolo Bypass. Comment
  UCD103043  Lythrum hyssopifolia Fleur Ng'weno 1989-5-15 DQ 46 Yolo D-Q University County Road 31, 9 miles west of Davis city center. 29 Comment
  UCD150946  Madia D. S. Park; D. Potter 2010-4-22 26 -2 Yolo 128 roadside east, edge of parking area. Small population. 81 Comment
  UCD41157  Madia C. Holn 2002-4-26 196 Yolo Eastern foothills of inner north coast range, Capay Valley. Just north of Rumsey, Rd. 41, Lowrey Ranch. Comment
  UCD62903  Madia gracilis Christa Lindsey; Plant Biology 102 students 2008-5-3 3 Yolo Yolo County; Audubon Bobcat Ranch, lands to the north of Hwy 128 on north side of Putah Creek downstream of Monticello Dam. Bray Canyon. West side of Bray Creek. 103 Comment
  UCD82336  Madia gracilis Robin McMaster 1973-4-15 322 Yolo 7 mi NW Rumsey on Hwy 16. 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
  UC334394  Malacothamnus jonesii John Gill Lemmon 1891-5-28 Yolo Copa [Capay] Valley Comment
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Sep 1 2006
  UC1562538  Malacothrix floccifera Barbara Ertter with Annetta Carter 1989-5-28 8528 Yolo ca 5 airmiles wsw Rumsey (Rayhouse Rd, 4.3 mi from Hwy 16, e side of ridge betw. Blue Ridge & Little Blue Ridge, 0.4 mi below creat at large roadcut, ne corner Yolo Co) 731 Comment
  SFV8282  Malva nicaeensis R. L. McCown 1962-5-20 s. n. Yolo Sacramento Valley Davis. U. C. Davis campus, garden at Aggie Villa. 15 Comment
  CDA20336  Malva nicaeensis M. Stephenson 2000-5-31 Yolo Sacramento Valley; Alley betw. D & E. streets, Davis 0 Comment
  UCD21230  Malva parviflora J. Shepard 2000-4-1 107 Yolo Yolo County Grasslands Park: East of Davis, from intersection of I-80 and Mace Blvd., 3.5 mi. south on Mace Blvd. (County Road 104), thence east along unpaved entrance road. Along north side of entrace road. 12 Comment
  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
  UCD69416  Malva parviflora S. Quick 1996-5-19 13 Yolo City of Davis. F Street, within 10 meters of railroad tracks, between 12th and 14th Streets. Disturbed rocky field dominated by grasses. Herb dense, decumbent, flowers white. 17 Comment
  UCD116678  Malva sylvestris Mrs. Nora Cruse 1938-5-26 s.n. Yolo 412 Lincoln Ave., Woodland. Comment
  UCD116714  Malvella leprosa A. S. Crafts 1926-7-8 440 Yolo University Farm Campus, Davis. Comment
  UCR197935  Malvella leprosa Beecher Crampton 1952-10-11 857 Yolo Sacramento Valley, 1 mi north of Davis, waste lot 12 Comment
  UCD116715  Malvella leprosa Beecher Crampton 1975-7-1 s.n. Yolo Davis. Comment
  UCD67359  Malvella leprosa Arju 1992-6-4 9 Yolo Davis, Old Davis Road, near turn for UC Davis Raptor Center on dry open flat roadside, mixed with Convolvulus . 1 ft tall herb with white 1/4 purple flowers. Very abundant. 13 Comment
  UC765588  Marah fabacea R. F. Hoover 1938-2-22 2768 Yolo Putah Creek canyon Comment
  UCD107662  Marah fabacea P. Thompson 1996-4-21 30 Yolo Davis, south side of town, path parallel to Valdora Road. 17 Comment
  UCD80982  Marah fabacea Clare Loughran; Ellen Dean, Angelica Sauceda 2009-4-26 3 Yolo Audubon Bobcat Ranch, lands to the north of Hwy 128 on north side of Putah Creek, downstream of Monticello Dam. Lower reaches of Bray Canyon. West Side of Bray Canyon. 88 Comment
  UCD107582  Marah fabacea F. H. Bolata 1912-4-1 s.n. Yolo Davis. Comment
  UCD107665  Marah fabacea Janey Veneman 1974-4-22 38 Yolo Under Rd. 98 bridge along Putah Creek. 15 Comment
  UC765587  Marah watsonii R. F. Hoover 1938-3-12 2842 Yolo near Rumsey; Cache Creek Canyon 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
  CDA31213  Marrubium vulgare M. Beyers 2010-5-12 441 Yolo In the vicinity of Esparto, along the east side of County Road 87, where it bridges Cache Creek on its north. 55 Comment
  UCD124985  Marrubium vulgare Joseph M. DiTomaso 1976-4-9 390 Yolo below Monticello Damn, Putah Creek. Comment
  UCD125020  Marrubium vulgare P. B. Kaufman 1950-5-9 39 Yolo Arboretum, University of California campus, Davis. Comment
  RSA409857  Marrubium vulgare Glenn A. Gorelick 1966-6-8 s.n. Yolo Davis Comment
  SEINET5734566 Image available Marrubium vulgare Mary Anne Brayton 1964-1 33 Yolo Along Hwy 128, 10 miles west of Winters.; Winters 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
  UCD136572  Marsilea vestita subsp. vestita C. B. Heiser Jr. 1947-5-3 1908 c Yolo Under Yolo Causeway. Highway 99W. Comment
  UCD134593  Matricaria discoidea Walter Russell 1947-4-5 63 Yolo Campus, University Farm Davis. Comment
  UCD160167  Matricaria discoidea Heather Castro 2015-4-12 5 Yolo Audubon Bobcat Ranch. North side of Hwy 128, west of Winters. Southeast corner of ranch, next to ranch house headquarters. 99 Comment
  UCD21218  Matricaria discoidea J. Shepard 2000-3-18 85 Yolo Yolo County Grasslands Park: East of Davis, from intersection of I-80 and Mace Blvd., 3.5 mi. south on Mace Blvd. (County Road 104), thence east along unpaved entrance road. 12 Comment
  UCD58091  Matricaria discoidea Ellen Dean; K. Mawdsley 2007-4-6 3630 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 Loop Road. 619 Comment
  UCD80939  Matricaria discoidea Ellen Dean; F. Singh, L. Raber, C. Kraintz, R. Ghaffarzadeh 2009-4-1 5342 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
  CDA16214  Matricaria discoidea G. F. Hrusa 1998-4-1 14194 Yolo Sacramento Valley; Levee road along Tule Canal. 0 Comment
  UCD170106  Matricaria discoidea M. K. Bellue; Goodwin 1932-4-22 s.n. Yolo Davis. Comment
  RSA790655  Matricaria matricarioides George K. Helmkamp, E. A. Helmkamp 2012-4-17 18779 Yolo Along County Road 26, 1.4 miles west of its intersection with Road 89, c. 12 miles WSW of Woodland 65 Comment
  UC178612  Matricaria occidentalis J. W. B. 1892-1 Yolo Woodland Comment
  CDA4195  Medicago arabica P. B. Kennedy 1915-4-26 Yolo Chin. Farm, Davis. 0 Comment
  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
  UCD107724  Medicago lupulina Beecher Crampton 1958-5-27 4833 Yolo Hunt Hall, UC Davis campus. Comment
  UCD107732  Medicago lupulina de Herrera 1958-1-27 s.n. Yolo Ferry Morse Seed Co., residence in Davis. Comment
  UCD36276  Medicago orbicularis Beecher Crampton 1953-5-13 1254 Yolo Yolo County, University of California, Davis campus, Solano tract. Comment
  UCD149326  Medicago polymorpha Collector Unknown 1925-3-7 s.n. Yolo City of Davis. 15 Comment
  UCD56714  Medicago polymorpha Ellen Dean; M. Bibbo 2007-3-23 3407 Yolo Tuleyome Ireland Ranch. In inner coast range northwest of the City of Winters between Salt Creek and Enos Creek, just north of Wild Cow Mountain. SW portion of ranch. 649 Comment
  SEINET5737398 Image available Medicago polymorpha Chris Bornman 1962-1 24 Yolo On north slope of Putah Creek bank; experimental farm, University of California, Davis.; Univ. of California, Davis 9 Comment
  SFV8470  Medicago polymorpha B. Stanfield 1966-3-20 3 Yolo 7 miles west of Winters. 40 Comment
  UCD107901  Medicago polymorpha Joy Woo 1989-4-18 2 Yolo Parkside Apts. Davis. Comment
  UCD35267  Medicago polymorpha Beecher Crampton 1955-3-21 2334 Yolo Yolo County, 8.5 miles west of Davis, Moon Ranch. Comment
  UCD63140  Medicago praecox A. M. Shapiro 2008-4-17 s.n. Yolo California. Yolo County: Central Davis, Eureka Avenue. Comment
  UCD72430  Melica bulbosa Ellen Dean 2008-4-25 4857 Yolo Tuleyome Ireland Ranch, central part of ranch along path that has been cut through chaparral to access southwestern portion of ranch. 620 Comment
  UC333550  Melica californica unknown 1891-5-28 Yolo Rumsey; Copay Valley Comment
  UCD160200  Melica californica Taylor Blevins 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
  UCD58029  Melica californica Ellen Dean; K. Mawdsley 2007-4-6 3568 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
  UCD73268  Melica californica Ellen Dean; Susan Xhang, Christa Lindsey, Chris Mosser 2008-4-17 4842 Yolo Audubon Bobcat Ranch, lands to the north of Hwy 128 on north side of Putah Creek, downstream of Monticello Dam. 77 Comment
  UCD86454  Melica californica Beecher Crampton 1958-4-21 4709 Yolo Cache Creek, along State Hwy. 16. 2.4 miles northwest of Rumsey. Comment
  UCD86933  Melica californica Beecher Crampton 1967-5-3 7850 Yolo Yolo County, 2 miles west of Winters. Comment
  UCD87150  Melica californica R. M. Love 1944-4-1 s.n. Yolo W of Capay. Comment
  UCD108015  Melilotus albus Daryl Koutnik; John Sowell 1978-10-27 566 Yolo Putah Creek, east of county road 106 and west of Yolo Causeway. 6 Comment
  UCD149338  Melilotus albus Herms 1934-8-2 s.n. Yolo City of Woodland. 25 Comment
  UCD20593  Melilotus albus E. Dean; with M. Bibbo 2002-7-5 1136 Yolo McLaughlin UC Reserve. 0.6 road miles S of Rayhouse Road reserve gate, along road to Soda Springs. 487 Comment
  UCD15241  Melilotus albus Barry Montoya 1981-5-30 25 Yolo along highway 128, west of Winters, 310 meters west of Stebbins Cold Canyon Reserve entrance, near creek bed. 124 Comment
  CDA30597  Melilotus indicus M. Beyers 2010-5-12 442 Yolo In the vicinity of Esparto, along the east side of County Road 87, where it bridges Cache Creek on its north. 55 Comment
  SEINET13203090 Image available Melilotus indicus George K. Helmkamp, Mary Alice Barnes 2013-1 20520 Yolo Southern Sacramento Valley: Yolo Bypass Wildlife Area, 0.9 mile southeast of the junction of Chiles Road and I-80, between Sacramento and Davis (Davis 7.5' Q.) 13 Comment
  UCD21312  Melilotus indicus J. Shepard 2000-5-20 257 Yolo Yolo County Grasslands Park: East of Davis, from intersection of I-80 and Mace Blvd., 3.5 mi. south on Mace Blvd. (County Road 104), thence east along unpaved entrance road, past parking lots on south side. Growing in piles of topsoil used as target backstops, close to entrance road. 12 Comment
  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
  UCD81044  Melilotus indicus Ellen Dean; G. Harrington, T. Starbuck 2009-5-13 5585 Yolo city of Woodland. Woodland Regional Park. East side of County Road 102, just south of County Road 25. East side of drainage pond. 9 Comment
  UCR257077  Melilotus indicus George K. Helmkamp, Mary Alice Barnes 2013-5-8 20520 Yolo Southern Sacramento Valley, Yolo Bypass Wildlife Area, 0.9 mile southeast of the junction of Chiles Road and I-80, between Sacramento and Davis 13 Comment
  SFV8456  Melilotus indicus J. W. Riekels 1961-4-9 18 Yolo Along Putah Creek on CA-Highway 128, about 8 miles west of Winters. Comment
  UCD108084  Melilotus indicus K. O'Keefe 1995-6-3 s.n. Yolo 100m from west side of Cold Creek, 250m from confluence with Putah Creek. Below and east of Lake Berryessa, off of Highway 128. 120 Comment
  CHSC83208  Mentha canadensis Beecher Crampton 1953-10-15 1691 Yolo 2 miles west of Madison. Comment
  JEPS84663  Mentha canadensis John W. Willoughby 1976-7-29 1829 Yolo along State Hwy 128 about 1.2 mi nw junction <with> County Road 86 (Pleasants Valley Road) (at fishing access; Putah Creek); Vaca Mountains, Putah Creek 60 Comment
  UCD125047  Mentha canadensis P. B. Kennedy 1920-6-23 s.n. Yolo Holland Land Co., Clarksburg, Sacramento River. Comment
  SEINET5644910  Mentha pulegium Gary R. Adamson 1960-5-7 21 Yolo Davis.; 0 Comment
  JEPS42863  Mentzelia laevicaulis var. laevicaulis Tracy I. Storer 1912-6-29 Yolo Rumsey Comment
  UC19599  Mentzelia laevicaulis var. laevicaulis Willis L. Jepson July, 1892 Yolo near Devil's Gate; Putah Canyon Comment
  UC872510  Mentzelia laevicaulis var. laevicaulis Roxana Stinchfield 1916-6-25 337 Yolo Buckeye Creek, Goodin Ranch Comment
  UCD102823  Micranthes californica Jack Maze 1964-3-13 29 Yolo State Highway 16, 2.5 miles north of Rumsey. 182 Comment
  UCD161281  Micropus californicus Jean Shepard 2012-4-7 865 -A Yolo West of Woodland, Co Rd 16 to Guinda. W on Forest Ave (Co Rd 53) about 1 mi to gate. Continue about 2 mi past gate. 262 Comment
  CAS-BOT-BC348445  Micropus californicus var. californicus C. F. Baker 1903-5-7 2932 Yolo Rumsey Comment
  SEINET202284  Micropus californicus var. californicus J. Maze 1963-4-27 17 Yolo .75 mi E of Recreation Beach State Hwy 128 Comment
  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
  POM53403  Microseris douglasii subsp. douglasii C. F. Baker 1913-5-8 2889 Yolo Cache Creek Canyon Comment
  UCD21243  Microseris elegans J. Shepard 2000-4-13 127 Yolo Yolo County Grasslands Park: East of Davis, from intersection of I-80 and Mace Blvd., 3.5 mi. south on Mace Blvd. (County Road 104), thence east along unpaved entrance road. South of entrance road, past parking lots on the south side. 12 Comment
  UCR220405  Microseris elegans Jean V. Shepard 2000-4-13 127 Yolo Sacramento Valley, Yolo County Grasslands Park, east of Davis, 3.5mi south on Mace Blvd. (Co. Road 104) from intersection of Hwy I-80 and Mace Blvd., 1 mi east along unpaved entrance road. South of entrance road, past parking lots on the south side 12 Comment
  UCD169000  Microsteris gracilis Ellen Dean; Dash Weidhofer and Audubon trip participants 2017-4-1 9301 Yolo Audubon Bobcat Ranch. Lands north of Hwy 128 and Putah Creek, west of town of Winters. Area burned three times in the past three years. Central part of Bobcat Ranch west of headquarters along undeveloped road. 177 Comment
  UCD118905  Microsteris gracilis E. H. Everson 1951-2-23 4 Yolo Yolo and Colusa County Line: Cache Creek Canyon, 5.3 miles northwest of Rumsey. Comment
  UCD168989  Mimulus aurantiacus Ellen Dean; C. Thomsen and M. Hoshovsky 2017-3-29 9292 Yolo Audubon Bobcat Ranch, west side of ranch, north of Hwy 128, near western property boundary. Top of rock outcrops above Hwy 128 and Bray Canyon north of transmission power lines tower. Area has burned three times in the last three years. 241 Comment
  UCD70204  Mimulus aurantiacus D. Sanchez-Mata 1998-6-24 s.n. Yolo Rumsey. Cache Creek Ridge. Cache Creek Canyon Regional Park. 170 Comment
  UCD80983  Mimulus aurantiacus Angelica Sauceda; Ellen Dean, Clare Loughran 2009-4-26 5 Yolo Audubon Bobcat Ranch, lands to the north of Hwy 128 on north side of Putah Creek, downstream of Monticello Dam. Lower reaches of Bray Canyon. 88 Comment
  HSC82083  Mimulus aurantiacus var. aurantiacus Thomas W. Nelson, Jane P. Nelson 1980-4-27 5109 Yolo Along SR 16, 100 m E of bridge over Cache Creek, 4.2 mi. from county line 152 Comment
  UCD122286  Mimulus aurantiacus var. aurantiacus Jack Maze 1963-4-17 8 Yolo State Highway 128, 3/4 mile west of Recreation Beach. Comment
  UCD122299  Mimulus aurantiacus var. aurantiacus J. D. Skoss 1948-6-6 25 Yolo Putah Canyon, 2 miles below Yolo-Napa county line. Comment
  UCD96002  Mimulus latidens Dena Grossenbacher; Brian Green 2008-4-6 757 Yolo Yolo County Grasslands Regional Park, 3.5 miles south on Mace Blvd from I-80, near Sacramento Valley Soaring Society parking lot in southeast corner of the park. 9 Comment
  UCD35024  Mimulus latidens Beecher Crampton 1998-5-18 10364 Yolo ca. 2.5 miles north of Davis along county road 29 just west of its jct. with county road 101A. Comment
  POM21048  Mimulus pilosus Roxana Stinchfield 1916-6-25 315 Yolo Buckeye Creek, near mouth. Comment
  UCD122852  Mimulus pilosus Lynn R. Patterson 1978-5-27 91 Yolo Dunnigan, 3 miles north of Road 6 on Road 86. Dunnigan foothills. 30 Comment
  UCD21394  Mimulus tricolor J. Shepard 2001-4-27 438 Yolo Yolo County Grasslands Park: East of Davis, from intersection of I-80 and Mace Blvd., 3.5 mi. south on Mace Blvd. (County Road 104), thence east along unpaved entrance road. In the southeast corner of park. 12 Comment
  UCD125039  Monarda citriodora L. Mitich 1994-6-20 s.n. Yolo UC Davis, UCD Experiemental farm A12, south of Veg. Crops. Comment
  RSA408694  Monardella villosa subsp. villosa R. D. Moon 1973-5-26 61 Yolo 7 miles north of Guinda on Highway 16. 518 Comment
  RSA0054949  Montia Keith E. Hoffmaster 1939-4-6 903 Yolo Putah can. Comment
  UCD146830  Montia fontana Carol W. Witham 2003-4-11 940 Yolo DFG Tule Ranch vernal pools. Approximately 8 miles southeast of Davis. Southeast of the junctions of County Roads 38 and 105. 4 Comment
  UCD21379  Montia fontana J. Shepard 2001-3-26 420 Yolo Yolo County Grasslands Park: East of Davis, from intersection of I-80 and Mace Blvd., 4 mi. south on Mace Blvd. (County Road 104), thence east along County Road 36. Near east border with Department of Defense property. Approximately 5 yards east of fence and 200 yards north of County Road 36. 12 Comment
  UCD141701  Morus alba Ellen Dean; M. Taylor 2013-6-21 7813 Yolo North side of Putah Creek east if the City of Winters. South of Russell Blvd. on east side HWY 505. Yolo County Housing Authority area. In or near Plot YHA 2E of Putah Creek vegetation survey. 6 Comment
  UCD41076  Muhlenbergia rigens Carol W. Witham 2003-8-8 1007 Yolo DFG Tule Ranch vernal pools. Approximately 8 miles southeast of Davis. Southeast of the junctions of County Roads 38 and 105. 4 Comment
  UCD139280  Muilla maritima Rolf Y. Berg 1963-3-27 s.n. Yolo facing Davis Refuse Dump, County Road 102, 1.1 mile north of Davis city limit. Comment
  UCD72411  Myosurus minimus Ellen Dean; Kate Mawdsley 2008-4-16 4816 Yolo Woodland Regional Park, SE side of Woodland, just south of the intersection of County Roads 102 and 25, Aeromodelers field, just east of road 102. 0 Comment
  UCD35022  Myosurus minimus Beecher Crampton 1998-5-18 10362 Yolo Yolo County, ca. 2.5 miles north of Davis along county road 29 just west of its jct. with county road 101A, T9N R2E sect 28. Comment
  JEPS80670  Myosurus sessilis L. R. Heckard with Dave and Mary Ann Showers 1981-5-30 5520 Yolo 3 mi se Woodland (s of Road 25 and e of Road 103) Comment
  UCR47950  Myosurus sessilis R. Robichaux 1975-4-20 29 Yolo Culltivated field southwest of CA Hwy 16 and 78 intersection, 0.5 mi south of Brooks 91 Comment
  UCD102558  Myriophyllum sibiricum Sonia Cook 1972-5-26 s.n. Yolo north side of Putah Creek; south of Cal Aggie airstrip, University of California at Davis campus. Comment
  UCD141689  Myriophyllum spicatum Ellen Dean; M. Taylor 2013-6-20 7801 Yolo North side of Putah Creek east of City of Winters. South of Russell Blvd. on east side HWY 505. Yolo County Housing Authority area. Plot YHA 1E of Putah Creek vegetation survey. 6 Comment
  SBBG26345  Nassella cernua B. Crampton 1965-4-27 7294 Yolo 3 mi NW of Dunnigan Comment
  UCD35570  Nassella cernua Beecher Crampton 1958-4-21 4705 Yolo 1/2 mile north of Guinda. Capay Valley. Comment
  SEINET202616  Nassella lepida Jack Maze 1963-3-8 12 Yolo 0.75 miles E of Recreation Beach State Highway 128. Comment
  UCD73111  Nassella lepida Ellen Dean; Susan Xhang, Christa Lindsey, Chris Mosser 2008-5-3 4899 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. 76 Comment
  UCD37516  Nassella pulchra Beecher Crampton 1961-4-17 5857 Yolo Yolo County, 3 miles northeast of city of Davis, city dump and rifle range. Comment
  UCD73259  Nassella pulchra Ellen Dean; Susan Xhang, Christa Lindsey, Chris Mosser 2008-4-17 4837 Yolo Audubon Bobcat Ranch, lands to the north of Hwy 128 on north side of Putah Creek, downstream of Monticello Dam. 77 Comment
  UCD87449  Nassella pulchra A. A. Beetle 1944-3-27 1967 Yolo 3 miles west of Winters, entrance to Putah Creek Canyon. Comment
  UCD87478  Nassella pulchra Beecher Crampton 1961-4-17 5857 Yolo 3 miles northeast of city of Davis, city dump and rifle range. Comment
  UCD87487  Nassella pulchra Beecher Crampton 1965-4-27 7293 Yolo 3 miles N.W. of Dunnigan, County Road 86. Comment
  UCD18415  Nassella tenuissima Dave Bayer 2000-5-25 s.n. Yolo south of city of Davis. Comment
  RSA654911  Navarretia cotulifolia Beecher Crampton 1952-11-7 910 Yolo 3 miles northwest of city of Davis Comment
  RSA83073  Navarretia cotulifolia Verne Grant, Alva Grant 1946-4-12 7690 Yolo Near Woodland Comment
  UC1059016  Navarretia cotulifolia Beecher Crampton 1956-4-26 3312 Yolo 7 mi ne Davis (along County Road 103) Comment
  UCD36114  Navarretia cotulifolia Beecher Crampton 1952-11-7 910 Yolo Yolo County, 3 miles northwest of city of Davis. Comment
  UCD48347  Navarretia cotulifolia Beecher Crampton 1962-5-1 6360 Yolo 1/4 mi. s. of Saxon Station, jct. County Roads 106 and 38. Comment
  CAS-BOT-BC230271  Navarretia cotulifolia B. Crampton 1956-4-26 3312 Yolo Along County Road 103, ca. 7 miles NE of Davis 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
  UCD84315  Navarretia leucocephala Ayzik Solomeshch 2009-5-19 s.n. Yolo Yolo Bypass. Glide Ranch. 4 Comment
  UCR119143  Navarretia leucocephala Beecher Crampton 1963-4-27 1138 Yolo Sacramento Valley, Northern city limits of Winters. 30 Comment
  SEINET5732172 Image available Navarretia leucocephala David Bortner 1974-1 218 Yolo Beneath I-80, west end of Yolo Causeway. 8 Comment
  UCR225218  Navarretia leucocephala subsp. leucocephala Ayzik Solomeshch 2009-5-11 s.n. Yolo Yolo Bypass, Glide Ranch 4 Comment
  UCD33974  Navarretia leucocephala subsp. leucocephala Beecher Crampton 1975-6-11 9213 Yolo Yolo County, junction of county roads 38 and 106 off the S.W. corner. Comment
  UCD48485  Navarretia leucocephala subsp. leucocephala Beecher Crampton 1953-4-27 1138 Yolo Winters north city limits. Depression along the railroad. Comment
  UCD48545  Navarretia leucocephala subsp. leucocephala Beecher Crampton 1975-6-18 9223 Yolo 1/4 mile south 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
  UCD48619  Navarretia pubescens Beecher Crampton 1954-6-11 1951 Yolo 3 miles west of Rescue foothills flat. Comment
  SEINET14160502  Navarretia tagetina B. Crampton 1953-4-19 1312 Yolo 3 mi west of Winters along Hwy 128 51 Comment
  UCD37114  Navarretia tagetina Beecher Crampton 1957-5-14 4019 Yolo Yolo County, 1.3 miles west of Zamora. Comment
  UCD48665  Navarretia tagetina Beecher Crampton 1953-4-19 1312 Yolo 3 miles west of Winters depression along Hwy. 128. Comment
  UCD20802  Nemophila heterophylla N. Nicola; C. Kremen 2001-3-16 018 Yolo Eastern foothills of inner north coast range, Capay Valley, 0.9 miles as the crow flies N. of Rumsey; Lowrey Ranch. Comment
  UCD48045  Nemophila heterophylla Ryan Knox; McDermott, G. Walden 2002-4-13 22 Yolo Yolo Co., McLaughlin UC Reserve, W side of Davis Creek Reservoir, along road that goes from Soda Spring area to Rayhouse Rd. 0.5 airline mile due N od Soda Spring and 1.0 airline mile WNW of UC Davis Aquatic Lab facility. 516 Comment
  UCD48046  Nemophila heterophylla Yumee Kim; L. Bachman, P. Lalbhai 2002-4-13 16 Yolo McLaughlin UC Reserve. W side of Davis Creek Reservoir, along road that goes from Soda Spring area to Rayhouse Rd. Ca. 0.5 airline mile due N of Soda Springs and ca. 1.0 airline mile WNW of UC Davis Aquatic Lab facility. Along edges of running stream and slopes to the north and south of stream on the W side of the road. 487 Comment
  UCD58060  Nemophila heterophylla Ellen Dean; K. Mawdsley 2007-4-6 3600 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
  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
  UCD120005  Nemophila heterophylla Charles B. Heiser Jr. 1947-4-10 1903 Yolo In canyon, northwest of Highway 16, 1 mile north of Rumsey. Comment
  UCD120037  Nemophila heterophylla G. F. Hrusa 1998-3-21 14155 Yolo Hwy 16 along Cache Creek at the rafting put-in. Nr. Lake County line. 225 Comment
  UCD19423  Nemophila menziesii var. menziesii J. Shepard 2000-2-7 35 Yolo Grasslands Regional Park. East of Davis, from intersection of I-80 and Mace Blvd., 3.5 mi. south on Mace Blvd.(County Road 104), thence east 1/4 mi along unpaved entrance road, then south about 200 yd. 12 Comment
  UCD160960  Nicotiana acuminata var. multiflora Jean Shepard 2001-6-16 468 Yolo City of Davis, East Fifth St., about .1 mi W of Cantrill Dr. Comment
  UCD126669  Nicotiana glauca M. Ramos 1996-5-7 12 Yolo three miles west of Winters on Highway 128, near Putah Creek. 137 Comment
  UCD70351  Nicotiana glauca E. D. Appenzeller 1995-5-29 10 Yolo UC Davis campus; next to Putah Creek. Tree; corollas yellow. Comment
  UCR242995  Nicotiana glauca Cathleen Chapton 1983-5-24 26 Yolo On Road 128, 1.5 miles east of Lake Berryessa (Davis side) 76 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
  UCD84799  Oenothera elata subsp. hirsutissima Thaddeus Hunt 2010-7-9 s.n. Yolo north of the town of Winters. Along Winters Canal at 'school house drain. Comment
  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
  UCD168067  Orobanche ramosa Gene Miyao 2017-6-28 s.n. Yolo North of Woodland, between County Road 102 and State Route 113, in the vicinity of County Road 18 C, near the former Spreckels Sugar location. 16 Comment
  UCD53885  Orobanche vallicola Sara Gillespie 2005-7-20 s.n. Yolo Winters Nature Park (Putah Creek), just north of Putah Creek Road. Comment
  UCD88429  Oryza rufipogon W. W. Mackie 1919-10-1 s.n. Yolo Yolo County. 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
  UCD110756  Oxalis corniculata Beecher Crampton 1982-4-21 s.n. Yolo UC Davis campus. Comment
  UCD159962  Oxalis latifolia Ellen Dean 2015-4-5 8621 Yolo City of Davis. Back yard of 708 Mulberry lane. Also weed in side yard of house next to path at south end of Mulberry Lane loop. 14 Comment
  UCD111018  Oxalis pes-caprae E. Frost 1996-4-13 1 Yolo north Davis, along Northernmost end of Greenbelt. 13 Comment
  UCD20788  Oxalis pes-caprae N. Nicola 2001-3-14 004 Yolo Sacramento Valley, 4 miles west of Woodland, at Cache Creek Nature Preserve, along Cache Creek. Comment
  UCD111016  Oxalis pes-caprae K. Esau 1932-2-27 s.n. Yolo Davis. 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
  UC1183408  Pandorea jasminoides June McCaskill and Katherine Onaga 1960-9-29 610 Yolo Climbing about post of east side of Landscape Horticulture Field Headquarters, University of California campus, Davis, Yolo County, California. Comment
  CAS-BOT-BC227240  Panicum capillare Beecher Crampton 1953-10-15 1694 Yolo Capay, along Cache Creek Comment
  UCD89393  Panicum capillare E. G. Cakin 1947-5-14 s.n. Yolo Putah Canyon. Yolo-Solano county line. 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
  UCD89794  Panicum capillare subsp. hillmanii Beecher Crampton 1970-4-9 8552 Yolo 2 miles W of Winters. Comment
  UCD34841  Panicum capillare subsp. hillmanii Beecher Crampton 1963-8-5 6866 Yolo Yolo County, 1/4 mile south of west Plainfield store on county road 99. Comment
  UCD89570  Panicum capillare subsp. hillmanii Beecher Crampton 1963-8-5 6866 Yolo 1/4 mile south of west Plainfield Store on County Road 99. Comment
  UCD89793  Panicum capillare subsp. hillmanii Beecher Crampton 1969-9-8 8511 Yolo 3/4 mile west of the old Elkhorn Ferry, Sacramento River. State Highway 16. Comment
  UCD89581  Panicum dichotomiflorum subsp. dichotomiflorum Beecher Crampton 1962-8-27 6646 Yolo 4.6 miles SE of Knight's Landing, along Sacramento River. Comment
  CAS-BOT-BC253781  Panicum hillmanii Beecher Crampton 1963-8-5 6866 Yolo 0.25 mile S West Plainfield store, County road 99 Comment
  RSA653994  Panicum hillmanii Beecher Crampton 1977-10-25 9544 Yolo UC Davis agricultural services yard Comment
  CAS-BOT-BC242660  Panicum hillmanii Beecher Crampton 1962-10-30 6709 Yolo 2 miles west of Winters. State Hwy. 128 Comment
  UCD89970  Panicum virgatum Beecher Crampton 1954-9-10 s.n. Yolo UC Davis Campus. Agronomy Experimental Area. Comment
  UCD89971  Panicum virgatum Beecher Crampton 1961-8-1 5962 Yolo Davis. Southern Pacific Railroad. Comment
  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
  UCR196284  Parapholis incurva J. M. DiTomaso 2008-5-5 s.n. Yolo Central Valley, Woodland, 1 mi south of Hwy I-5 on Road 102, 2000 Hamton Place Comment
  UCR198117  Parapholis incurva Beecher Crampton 1978-6-26 9609 Yolo Sacramento Valley, 4 miles southeast of Woodland 15 Comment
  UCD18420  Parietaria judaica A. M. Shapiro 2000-5-21 s.n. Yolo West Sacramento, in dense shade under north-facing pier of I-80 overpass over railroad tracks. Comment
  UC1245121  Parkinsonia aculeata June McCaskill and Katherine Onaga 1962-7-2 654 Yolo Davis; garden at 1001 D Street Comment
  UCD168576  Parkinsonia aculeata Ellen Dean; John Roncoroni, Jean Shepard 2017-7-13 s.n. Yolo WSW of Davis on University Farm. Comment
  RSA273245  Parthenocissus vitacea Glenn A. Gorelick 1965-9-30 s.n. Yolo Davis. Comment
  UCD18436  Paspalum almum Collector unknown 2000-11-16 Yolo city of Davis. Comment
  CDA29548  Paspalum dilatatum M. K. Beyers 2009-7-18 171 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
  SACT001662  Paspalum dilatatum John Willoughby 1976-7-29 Yolo IN moist ground along Putah Creek riparian woodland. Comment
  CDA28399  Paspalum distichum G. F. Hrusa 2007-6-27 17048 Yolo Sacramento Delta; Colony on shoreline in sandy intertidal area at Yolo Co. Boat Launch, W side Sacramento R. +/- 1 mile N of Hood (Sacramento Co.). 7 Comment
  CHSC101516  Paspalum distichum G. F. Hrusa 2007-6-27 17048 Yolo Colony on shoreline in sandy intertidal area at Yolo Co. Boat Launch, west side of Sacramento River +/- 1 mile north of Hood (Sacramento Co.). 3 Comment
  UCD88939  Paspalum distichum Carl Schoner 1976-8-12 s.n. Yolo Woodland Flier's Club. Comment
  UCD88965  Paspalum distichum Collector Unknown 1941-11-1 324 Yolo Putah Creek bed near Davis. Comment
  UCD70769  Passiflora J. Shepard 1998-9-7 6 Yolo City of Davis, Fifth St. between Poleline and 'L', Community Garden. Woody twining vine 4-5' high, supported on trellis. Three bracts below 5 sepals, greenish on underside, whitish above. Petals less greenish below than sepals, whitish above; petals thinner and narrower than sepals. Much-fringed corona with outside band of lavender, middle band of white, and inner band of reddish purple. Comment
  UCD37599  Pectocarya penicillata Beecher Crampton 1955-4-18 2503 Yolo Yolo County, 2 miles west of Winters. Comment
  UCD36148  Pellaea andromedifolia Beecher Crampton 1953-2-14 983 Yolo Yolo County, 6 miles west of Winters, near small creek emptying into Putah Creek. 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
  UCD59370  Perideridia kelloggii Ellen Dean; Kate Mawdsley 2007-6-8 3845 Yolo Tuleyome Ireland Ranch, Inner Coast Ranges, northwest of the city of Winters, between Salt Creek and Enos Creek, just N of Wild Cow Mtn. Western part of ranch near stock pond. 627 Comment
  UCD99454  Persicaria lapathifolia A. S. Crafts 1926-7-8 465 Yolo University Farm Campus, Davis. Comment
  UCD38746  Persicaria punctata Beecher Crampton 1957-9-16 4610 Yolo 7 miles northwest of Davis, along County Road 27. Comment
  UCD126730  Petunia parviflora R. N. Raynor 1937-9-14 s.n. Yolo Davis-campus. Comment
  UCD120582  Phacelia imbricata A. A. Beetle 1945-3-8 4205 Yolo Putah Creek Canyon, west of Winters. Comment
  UCD33809  Phacelia imbricata Beecher Crampton 1973-5-14 8949 Yolo Yolo County, just below Monticello Dam. Comment
  UCD41086  Phacelia tanacetifolia N. Nicola 2003-6-13 343 Yolo Sacramento Valley, UC Davis, west of main campus off Hutchison Rd. Comment
  UC1153790  Phalaris Beecher Crampton 1957-6-3 T.O. 2424 Yolo Agronomy Experimental Areas Davis campus Comment
  UCD41101  Phalaris D. Lowry 2002-7-19 244 Yolo Base of eastern foothills of inner North coast range, Capay Valley. Comment
  UCD88027  Phalaris aquatica Beecher Crampton 1963-5-21 s.n. Yolo UC Davis. Agronomy Experimental Areas. Foundation Seed Field. Comment
  UCD88028  Phalaris aquatica Beecher Crampton 1975-7-22 s.n. Yolo UC Davis. Agronomy Experimental Areas. Plant Introduction Nursery. B-12 nursery. Comment
  UCD144612  Phalaris arundinacea Katie Holzer 2013-5-2 s.n. Yolo East of City of Guinda, along road 57 at Cache Creek where bridge crosses creek. Along west banks of creek. 103 Comment
  UCD81469  Phalaris arundinacea M. Wiesendanger 1927-4-29 s.n. Yolo Davis. Comment
  UCD88337  Phalaris brachystachys Fred Bertetta 1957-5-16 115 Yolo Ca. 5 miles E of Davis. Comment
  UCD88342  Phalaris brachystachys J. Hardison 1989-5-11 131 Yolo Davis. Between Russell Blvd. and bike path. Comment
  UCD37678  Phalaris canariensis Beecher Crampton 1961-6-1 5882 Yolo 3 miles S of city of Woodland, along County Road 27. Comment
  SEINET242428 Image available Phalaris coerulescens Beecher Crampton 1963-6-4 Yolo CULTIVATED; UC Davis Campus; Agronomy Experimental Areas; Forage Crops Nursery. Comment
  UCD39956  Phalaris coerulescens Beecher Crampton 1963-6-4 s.n. Yolo UC Davis Campus. Agronomy Experimental Areas. Forage Crops Nursery. Comment
  CAS-BOT-BC265931  Phalaris lemmonii David D. Keck 1946-4-27 5537 Yolo West end of Yolo Causeway between Sacramento and Davis 6 Comment
  HSC10565  Phalaris lemmonii Beecher Crampton 1958-5-19 4826 Yolo Along railroad, Dunnigan Comment
  SD27859  Phalaris lemmonii Carl B. Wolf 1928-5-8 2131 Yolo Sacramento Valley. 4 mi no. of Zamora 42 Comment
  UCD23212  Phalaris lemmonii A. Solomeshch 2002-4-30 s.n. Yolo Glide Ranch. 2.5 miles SSE from intersection of Rd 105 and Rd 38. Comment
  UCD84316  Phalaris lemmonii Ayzik Solomeshch 2009-5-19 s.n. Yolo Yolo Bypass. Glide Ranch. 4 Comment
  CAS-BOT-BC250676  Phalaris minor John Thomas Howell; Gordon H. True 1967-6-11 42554 Yolo North of Woodland near Cache Creek Comment
  HSC10572  Phalaris minor Beecher Crampton 1958-5-19 4828 Yolo NW part of Davis. Comment
  RSA263847  Phalaris minor J. T. Howell, Gordon H. True 1974-3-3 50330 Yolo About 7 mi north of Madison Comment
  UCD89046  Phalaris minor A. A. Beetle 1946-5-1 4710 Yolo Davis campus. Comment
  UCD89052  Phalaris minor A. A. Beetle 1946-5-1 4711 Yolo Davis campus. Comment
  UCD89053  Phalaris minor A. A. Beetle 1946-5-1 4711 Yolo Davis campus. Comment
  JEPS72983  Phalaris paradoxa W. L. Jepson 1940-6-14 19962 Yolo just n Cache Creek (near Madison); just n of Cache Creek Comment
  UCD21393  Phalaris paradoxa J. Shepard 2001-4-27 437 Yolo Yolo County Grasslands Park: East of Davis, from intersection of I-80 and Mace Blvd., 3.5 mi. south on Mace Blvd. (County Road 104), thence east 0.5 miles along unpaved entrance road. Then, south about 400 yards and north of a large vernal pool on the east border of park and Department of Defense land. 12 Comment
  UCD23213  Phalaris paradoxa A. Solomeshch 2002-4-30 s.n. Yolo Glide Ranch. 2.5 miles SSE from intersection of Rd 105 and Rd 38. Comment
  UCD41032  Phalaris paradoxa Carol W. Witham 2003-4-26 964 Yolo DFG Tule Ranch vernal pools. Approximately 8 miles southeast of Davis. Southeast of the junctions of County Roads 38 and 105. 4 Comment
  UCD81598  Phalaris paradoxa Collector Unknown 1925-5-5 s.n. Yolo Causeway. 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
  UC1078898  Phoradendron macrophyllum Lauramay T. Dempster 1957-10-14 1426 Yolo in garden at Davis Davis Comment
  UCR118877  Phoradendron macrophyllum Beecher Crampton 1960-12-7 5812 Yolo Sacramento Valley, UC Davis campus. 15 Comment
  CAS-BOT-BC141059  Phoradendron serotinum subsp. macrophyllum G. F. Hrusa 1994-1-29 11590 Yolo Along Putah Creek Reserve approx. 1 m W of University airport 75 Comment
  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
  UCD69399  Phoradendron serotinum subsp. macrophyllum J. Shepard 1997-10-24 s.n. Yolo City of Davis. Along College Park (a street just north of campus). Parasitic epiphyte, blown down onto sidewalk. Comment
  UCD69400  Phoradendron serotinum subsp. macrophyllum J. Shepard 1997-10-24 s.n. Yolo City of Davis. University of California, Davis campus. Parasitic epiphyte, blown down in courtyard of Robbins Hall (by dumpster) from Populus tree. Comment
  UCD22764  Photinia fraseri Collector unknown 1988-2-8 s.n. Yolo Environmental Horticulture building. Comment
  UCD160089  Phyla nodiflora Mayra Huerta 2015-4-12 2 Yolo Audubon Bobcat Ranch. North side of Hwy 128, west of Winters. Southeast corner of ranch, west and uphill of ranch house headquarters. 160 Comment
  UCD73125  Phyla nodiflora Ayzik Solomeshch 2003-6-1 s. n. Yolo Department of Fish and Game Glide Tule Ranch, about 8 mi. southeast of Davis. 6 Comment
  RSA181984  Phyla nodiflora W. L. Jepson 1940-5-17 19930 Yolo W end of Yolo Causeway, 7 mi E of Davis. (Nr. Plumtree, rr. flag sta.) 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
  UCD81568  Phyla nodiflora var. reptans W. W. Robbins; W. D. Norton 1928-8-1 1422 Yolo near Clarksburg. Comment
  UCD126739  Physalis acutifolia J. M. Tucker 1962-8-1 3639 Yolo 1101 Ovejas Avenue, Davis. Comment
  UCD81555  Physalis acutifolia W. W. Robbins; W. D. Norton 1927-10-1 s.n. Yolo West of Davis. Comment
  UCD126003  Physalis lancifolia Beecher Crampton 1953-8-17 1622 Yolo city of Davis, Davis High School. Comment
  UCD126782  Physalis philadelphica Cynthia Hodges 1982-4-7 5 Yolo 0.5 mi e. Winters, immediately north of Highway 128. 6 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
  SEINET8060044 Image available Pinus halepensis June McCaskill 1954-4-20 234 Yolo Between Fire House and Steam House, University of California, Davis Comment
  CAS-BOT-BC72813  Pinus sabiniana Roxana Stinchfield 1916-6-26 355 Yolo Foothills along Buckeay Creek, D'Oyly ranch Comment
  UCD20611  Piptatherum miliaceum E. Dean; with M. Bibbo 2002-7-5 1158 Yolo McLaughlin UC Reserve. Along road leading from Davis Creek Reservoir to Clover Valley, N of valley, where stream crosses road (southernmost of two stream crossings). Adjacent to the culvert. 441 Comment
  UCD89666  Piptatherum miliaceum Beecher Crampton 1961-8-11 s.n. Yolo UC Davis campus, Agronomy Seed House. Comment
  UCD89673  Piptatherum miliaceum Beecher Crampton 1974-6-18 9056 Yolo Yolo County, ca. 6 miles west of Winters (State Hwy. 128). 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
  UCD121063  Plagiobothrys A. A. Beetle 1945-3-1 s.n. Yolo Buckeye Creek, inner coast range between Winters and Madison. Comment
  UC219346  Plagiobothrys bracteatus H. M. Hall 1921-4-12 11240 Yolo Davis Comment
  CHSC79264  Plagiobothrys canescens Beecher Crampton 1955-4-18 2504 Yolo 2 miles west of Winters. Comment
  UCD82149  Plagiobothrys canescens Jean Shepard 2000-3-24 86 Yolo Yolo County Grasslands Park: East of Davis, from intersection of I-80 and Mace Blvd., 3.5 mi. south on Mace Blvd. (County Road 104), thence east along unpaved entrance road, on south side of road. 12 Comment
  UC1278095  Plagiobothrys canescens var. canescens Beecher Crampton 1955-4-18 2504 Yolo dry creek bed 2 mi w Winters Comment
  UCD161407  Plagiobothrys canescens var. canescens Craig Thomsen 2006-5-10 s.n. Yolo Raised flat adjacent to Hwy 16 across from Camp Haswell. 151 Comment
  UCD168414  Plagiobothrys canescens var. canescens Ellen Dean; M. Hoshovsky 2017-4-18 9330 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. 286 Comment
  UCD120822  Plagiobothrys fulvus var. campestris Beecher Crampton 1955-4-14 2473 Yolo Yolo County, 7 miles west of city of Davis, Moon Ranch. Comment
  UCR119105  Plagiobothrys fulvus var. campestris Beecher Crampton 1955-4-14 2473 Yolo Sacramento Valley, 7 miles west of city of Davis, Moon Ranch 30 Comment
  POM63835  Plagiobothrys infectivus A. A. Heller, H. E. Brown 1902-4-29 11882 Yolo Near Madison. Comment
  RSA21597  Plagiobothrys leptocladus C. B. Wolf 1937-3-28 8322 Yolo Sacramento Valley, 6.5 miles south of Woodland. 18 Comment
  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
  UCD120992  Plagiobothrys stipitatus Fleur Ng'weno 1989-5-5 DQ 28 Yolo D-Q University County Road 31, 9 mi. west of Davis city center. 30 Comment
  UCD120995  Plagiobothrys stipitatus Ogden C. Riddle 1942-3-30 56 Yolo 4 mi. west of Winters entrance to Putah Canyon. Comment
  RSA634242  Plagiobothrys stipitatus Robert M. Rhode, B. Nemeth 1998-5-13 178 Yolo In the vicinity of Guinda; W of the intersection of State Hwy 16 and County Road 53, on County Rd 53; 0.5 km W of gate. Comment
  SEINET9353933  Plagiobothrys stipitatus Unknown 1996-4-22 10334 Yolo 3.5 miles SE of Woodland, along Mavis-Henson (Field) road, just E of its jct. with county road 102 and just south of road 25. Vernal meadow, capay silty clay soil series, dense. Comment
  UCD14965  Plagiobothrys stipitatus Steven E. Smith 1977-4-8 3 Yolo California, Yolo Co.; near a pool 100 m. east of Road 105, 1.2 mile south of Road 38, 4.3 miles north-east of Yolano; 15 Comment
  JEPS61063  Plagiobothrys stipitatus var. micranthus W. L. Jepson 1940-5-17 19929 Yolo 7 mi e Davis (w end of causeway, (near Plumtree, railroad flag station)); Yolo Causeway Comment
  UCD72409  Plagiobothrys stipitatus var. micranthus Ellen Dean; Kate Mawdsley 2008-4-16 4814 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
  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
  UCD121018  Plagiobothrys stipitatus var. micranthus Steven Slagle 1964-4-7 50 Yolo Yolo Bypass, 1 mile north of Causeway. Comment
  UCD144444  Plagiobothrys stipitatus var. stipitatus Carol W. Witham 2003-4-7 876 Yolo DFG Tule Ranch vernal pools. Approximately 8 miles southeast of Davis. Southeast of the junctions of County Roads 38 and 105. 4 Comment
  UCD144445  Plagiobothrys stipitatus var. stipitatus Carol W. Witham 2003-4-7 876 Yolo DFG Tule Ranch vernal pools. Approximately 8 miles southeast of Davis. Southeast of the junctions of County Roads 38 and 105. 4 Comment
  CDA40652  Plagiobothrys stipitatus var. stipitatus G. D. Barbe 1987-4-3 4264 Yolo Yolo By-Pass, north of I-80, 5 miles east of Davis. 0 Comment
  UCD124403  Plantago coronopus Terry Reedy 1975-5-22 s.n. Yolo County Road 32, 1/4 mile east of Davis boundary. Comment
  UCD149346  Plantago elongata Collector Unknown 1925-3-21 s.n. Yolo Causeway. 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
  UCD124419  Plantago elongata W. Russell; J. M. Tucker 1950-3-17 1921 Yolo Highway 99W, about 3 miles northwest of Davis. Comment
  CHSC100183  Plantago erecta John Dittes 2007-5-6 1450 Yolo Inner North Coast Range; Vaca Mountains (eastern edge); Audubon Bobcat Ranch; ca.4.0 air miles west by northwest of Winters, ca. 4.1 air miles northeast of Monticello Dam, ca., 0.6 air mile southwest of confluence of Enos Creek and Dry Creek. 111 Comment
  UCD124498  Plantago erecta M. Wiesendanger 1927-4-29 620 Yolo Esparto. Comment
  UCD62864  Plantago erecta Tavis Forrester; Plant Biology 102 students 2008-4-6 3 Yolo Yolo County; Audubon Bobcat Ranch, lands to the north of Hwy 128 on north side of Putah Creek downstream of Monticello Dam. Bray Canyon. 109 Comment
  UCD36176  Plantago erecta Beecher Crampton 1953-3-30 1045 Yolo 8 miles west of Dunnigan, Durst Ranch. Comment
  UCD141696  Platanus X hispanica Ellen Dean; M. Taylor 2013-6-21 7808 Yolo North side of Putah Creek east of City of Winters. South of Russell Blvd. on east side HWY 505. Yolo County Housing Authority area. In or near Plot YHA 2A of Putah Creek vegetation survey. 6 Comment
  UCD33497  Platanus X hispanica Beecher Crampton 1969-7-25 8498 Yolo Davis, Russell blvd. Comment
  UCD161104  Platanus racemosa Jean Shepard 2000-4-20 142 Yolo City of Davis, greenbelt between 5th St.and Prado Lane, Mace Ranch. Comment
  SEINET8057874 Image available Platycladus orientalis June McCaskill 1963-1 670 Yolo Animal Science building, University of California campus, Davis Comment
  UCD96080  Platystemon californicus C. J. W. 1914-3-1 s.n. Yolo UC Farm. 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
  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
  UCR119151  Plectritis ciliosa Beecher Crampton 1967-5-3 7851 Yolo Sacramento Valley, 2 miles west of Winters. 46 Comment
  UCD137576  Plectritis ciliosa Ogden C. Riddle 1942-3-29 20 Yolo across road west of Recreation Beach in Putah Canyon. Comment
  UCD137578  Plectritis ciliosa Gary W. Sanderson 1960-4-21 315 Yolo Cache Creek Basin, State Highway 16, ca. 5 miles northwest of Rumsey. Comment
  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
  UCD137593  Plectritis macrocera Beecher Crampton 1941-4-21 4710 Yolo along State Hwy 16, Cache Creek canyon, 2.7 miles northwest of Rumsey. Comment
  UCD20804  Plectritis macrocera N. Nicola; C. Kremen 2001-3-16 20 Yolo Eastern foothills of inner north coast range, Capay Valley, 0.9 miles as the crow flies N. of Rumsey; Lowrey Ranch. Comment
  UCD137600  Plectritis macrocera J. D. Atkin 1952-5-1 1 A Yolo Portuguese Canyon, ca. 1 mile up to Putah Canyon from Recreation Beach. Comment
  SEINET5741125 Image available Plectritis macrocera var. eichleriana R. H. Ramsey 1961-1 22 Yolo Steep north slope of Putah Creek Canyon, in open places in foothill woodland; State Highway 128, 5 miles west of Winters.; Winters Comment
  UCD39944  Poa D. Summer 1954-5-27 s.n. Yolo UC Davis Campus, Agronomy Experimental Area. Voulnteer in breeders seed of Merion Bluegrass from Beltsville Maryland. Comment
  UCD80831  Poa annua Ellen Dean 2009-3-22 5288 Yolo city of Woodland. Mavis Henson Field property on the east side of county road 102, just south of county road 25. Property owned by city of Woodland. E side of property, SE of drainage pond. 9 Comment
  UCD90335  Poa annua Beecher Crampton 1962-7-26 s.n. Yolo Agronomy Experimental Areas, Davis Campus. Comment
  UCD72426  Poa howellii Ellen Dean 2008-4-25 4854 Yolo Tuleyome Ireland Ranch, central part of ranch along path that has been cut through chaparral to access southwestern portion of ranch. 620 Comment
  UCD91898  Poa pratensis Beecher Crampton 1966-5-5 s.n. Yolo Plant Introduction Nursery, Agronomy Experimental Area, UC Davis Campus. Comment
  UCD91900  Poa pratensis Beecher Crampton 1969-4-18 8399 Yolo Davis. Russell Blvd. and University Avenue. Comment
  UCD91969  Poa pratensis Collector Unknown 1961-4-10 s.n. Yolo Davis. Agronomy Experimental Areas. Plant Introductory Nursery. In row 14-Lot B. Comment
  UCD73577  Poa secunda Ellen Dean; Elizabeth Goebel 2008-4-7 4721 Yolo Audubon Bobcat Ranch, northwest of the city of Winters. Maxwell Flat in the northeastern part of the ranch that is accessed by a private road at the end of Moody Slough Road. 70 Comment
  UCD147302  Poa secunda subsp. secunda Carol W. Witham 2003-4-9 913 Yolo DFG Tule Ranch vernal pools. Approximately 8 miles southeast of Davis. Southeast of the junctions of County Roads 38 and 105. 4 Comment
  UCD36164  Poa secunda subsp. secunda Beecher Crampton 1953-3-23 1017 Yolo 6 miles W of city of Winters, Putah Canyon. Comment
  UCD37920  Poa secunda subsp. secunda Beecher Crampton 1962-5-1 6368 Yolo 1.5 miles SW of Saxon Station, Sacramento Northern Railroad, at junction of County Roads 105 and 38. Comment
  UCD90727  Poa secunda subsp. secunda Beecher Crampton 1953-3-23 1014 Yolo 2 miles W of Winters. Comment
  UCD90766  Poa secunda subsp. secunda Beecher Crampton 1953-5-5 1210 Yolo 1.5 miles NE of Davis. Comment
  UCD90858  Poa secunda subsp. secunda Beecher Crampton 1973-4-16 8922 Yolo Winters W-2. Comment
  UCD91710  Poa secunda subsp. secunda Jack Maze 1963-3-8 11 Yolo 3/4 mile E of Recreation Beach, State Highway 128. Comment
  SDSU21405  Pogogyne douglasii Carol Witham 2015-5-8 1473 Yolo CDFW Ranch. Vernal Pool approximately 230 meters southeast of junction of roads 38 and 105 Comment
  SDSU21412  Pogogyne douglasii Carol Witham 2015-5-8 1473 Yolo CDFW Ranch. Vernal pool approximately 230 meters sautheast of junction of roads 38 and 105. Comment
  UCD37919  Pogogyne douglasii Beecher Crampton 1962-5-1 6367 Yolo 1.5 miles southwest of Saxon Station, at junction of County Roads 105 and 38. Comment
  HSC99334  Pogogyne douglasii subsp. douglasii C. B. Wolf 1928-5-8 2138 Yolo 12 mi. N of Dixon on the Pacific Hwy. Comment
  RSA654047  Pogogyne douglasii subsp. parviflora Beecher Crampton 1975-5-23 9203 Yolo 1 mile SW of Saxon Station Comment
  UCD33965  Pogogyne douglasii subsp. parviflora Beecher Crampton 1975-5-23 9203 Yolo 1 mile S.W. of Saxon Station. Comment
  UCD125478  Pogogyne zizyphoroides Carol W. Witham 2003-4-7 892 Yolo DFG Tule Ranch vernal pools. Approximately 8 miles southeast of Davis. Southeast of the junctions of County Roads 38 and 105. 4 Comment
  UCD34714  Polycarpon tetraphyllum Beecher Crampton 1989-5-12 10158 Yolo Yolo County, Davis, 1203 Eureka ave. Comment
  CDA2836  Polygonum arenastrum P. M. Goodwin 1932-5-3 Yolo Davis. 0 Comment
  JEPS41120  Polygonum aviculare subsp. aviculare Rimo Bacigalupi, L. R. Heckard and C. L. Custer 1965-10-4 9130 Yolo along n-s lateral road 0.9 mi n Hebron Siding (Sacramento Northern Railroad) (1.9 mi ene of Woodland flanking waste water disposal areas on both sides of road) 10 Comment
  CAS-BOT-BC414159  Polygonum aviculare subsp. aviculare P. M. Goodwin 1932-5-3 s.n. Yolo Davis Comment
  UCD100055  Polygonum aviculare subsp. depressum Cynthia Hodges 1982-4-7 6 Yolo 0.5 mi e. Winters, immediately north of Highway 128. 6 Comment
  UCD99993  Polygonum aviculare subsp. depressum H. R. Drever 1945-6-13 s.n. Yolo Davis. Comment
  RSA97518  Polygonum patulum Beecher Crampton 1952-10-27 881 Yolo Yolo County: Depression along the railroad, alkaline soil, 3 miles N of Davis Comment
  RSA518815  Polygonum persicaria Barbara J. Ertter 1988-10-21 7989 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
  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
  SACT002108  Polypogon interruptus John Willoughby 1976-7-29 Yolo at fishing access, in moist ground, riparian woodland Comment
  UCD84350  Polypogon maritimus Ayzik Solomeshch 2009-5-19 s.n. Yolo Yolo Bypass. Glide Ranch. 4 Comment
  UCD91163  Polypogon maritimus Collector Unknown 1941-8-1 s.n. Yolo Peterson Ranch, Cache Slough. Comment
  UCD91186  Polypogon maritimus Beecher Crampton 1958-5-28 4838 Yolo Davis. Comment
  UCD141687  Polypogon monspeliensis Ellen Dean; M. Taylor 2013-6-19 7800 Yolo Along Putah Creek by Los Rios Farms between Mace Blvd. (County Road 104) and the Yolo bypass wildlife area. Los Rios Farms is on the border of DFG lands northeast of the intersection of County Roads 35 and 106. These plants were found in, or near, LRF Plot 3E of the Putah Creek vegetation survey. 6 Comment
  UCD18428  Polypogon monspeliensis Gabor Bethlenfalvay 1973-5-28 15 Yolo city of Davis, UC Davis campus, near UCD Botany Greenhouse. 15 Comment
  UCD21291  Polypogon monspeliensis J. Shepard 2000-5-8 230 Yolo Yolo County Grasslands Park: East of Davis, from intersection of I-80 and Mace Blvd., 3.5 mi. south on Mace Blvd. (County Road 104), thence east along unpaved entrance road past parking lots. To defined track (rutted) running south. Along side of rutted track. 12 Comment
  UCD36112  Polypogon monspeliensis Beecher Crampton 1952-11-1 905 Yolo Yolo County, 1.5 miles north of city of Davis. Comment
  UCD91417  Polypogon monspeliensis Roger Zwanziger 1950-5-5 s.n. Yolo Putah Canyon. Comment
  SACT002062  Polypogon semiverticillatus John Willoughby 1979-8-13 Yolo Collected at fishing access point, in riparian woodland. Comment
  CAS-BOT-BC102689  Populus fremontii Roxana Stinchfield 1916-6-25 338 Yolo Mouth of Buckeye Creek Comment
  CAS-BOT-BC102690  Populus fremontii Beecher Crampton 1986-9-23 10077 Yolo Putah Creek south of University airport Comment
  SBBG115918  Populus fremontii B. Crampton 1986-9-23 10077 Yolo Putah Crk S of University airport Comment
  SBBG15062  Populus fremontii Lynn B. Hendrix 1962-4-28 30 Yolo University of California campus, Davis Comment
  UCD110638  Populus fremontii subsp. fremontii H. B. Nidever 1951-5-25 25 Yolo 1 mile west of Cannon Ball, Putah Canyon. Comment
  UCD33891  Populus fremontii subsp. fremontii Beecher Crampton 1975-3-12 9109 Yolo Yolo County, 4 miles west of Winters, along Putah Creek. 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
  UCD100127  Portulaca pilosa W. W. Robbins; W. D. Norton 1928-8-1 1421 Yolo near Clarksburg. Comment
  UCD138300  Potamogeton gramineus David F. Spencer 1989-7-13 s.n. Yolo University of California campus, U.S.D.A. Aquatic Weed Laboratory. Comment
  UCD113972  Poterium sanguisorba B. Crampton 1959-4-29 s.n. Yolo Agronomy Experimental Areas, Davis Campus. Forage Crops Nursery. Comment
  UCD113974  Poterium sanguisorba D. H. Hartmann 1941-6-28 s.n. Yolo Davis, near Agronomy plots. Comment
  CDA15580  Proboscidea louisianica G. F. Hrusa 1998-7-5 14667 Yolo North Coast Ranges; Immediately S of Guinda on Hwy 16. Comment
  RSA0005578  Proboscidea louisianica John H. Thomas 1960-8-30 8869 Yolo 5 miles S of Winters along Hwy to Vacaville. Comment
  UCD122132  Proboscidea louisianica subsp. louisianica W. W. Robbins 1932-6-27 s.n. Yolo University Farm, Davis. Comment
  UCD106241  Proboscidea lutea Jean Shepard 2011-8-20 855 Yolo NE of Woodland, from intersection of County Roads 102 and 16, E on Rd. 16 to T. Right on Rd. 16A around Gray's Bend about 2 mi to private dirt road on left. Site is just E of Sutter County line. Comment
  UCD19107  Proboscidea parviflora E. W. Jameson Jr. 1987-9-14 s.n. Yolo City of Davis. Garden in Willowbank. Comment
  UCR225402  Prunella vulgaris Sally Moore 2009-6-2 s.n. Yolo approx. halfway between Winters and Davis, just east of Stevenson Bridge, on the south side of Putah Creek 28 Comment
  SEINET10773927  Prunus Stephanie Frischie 2000-9-30 Frischie 92 Yolo Davis Farmers' Market, Davis, CA. Comment
  UCD20787  Prunus dulcis N. Nicola 2001-2-16 7NN 16 II01 Yolo Eastern foothills of inner North coast range, Capay Valley, 0.9 miles as the crow flies N. of Rumsey; Lowrey Ranch. Comment
  SEINET10771533  Prunus persica Stephanie Frischie 2000-10-7 Frischie 110 Yolo Davis Farmers' Market, Davis, CA. Comment
  SEINET10771534  Prunus persica Stephanie Frischie 2000-9-27 Frischie 89 Yolo Davis Farmers' Market, Davis, CA. Comment
  UCD151018  Pseudognaphalium luteoalbum D. S. Park 2010-5-28 98 Yolo UCD, east of Science Lecture Bldg. 10 Comment
  CAS-BOT-BC357581  Pseudognaphalium stramineum Clarence R. Quick 1970-7-8 70 -31 Yolo In yard of Nettie M. Plyman, Merrit [Merritt] Island near Clarksburg Comment
  UCD81543  Pseudognaphalium stramineum W. W. Robbins; W. D. Norton 1928-8-1 1426 Yolo near Clarksburg. Comment
  UC1153927  Pseudoroegneria spicata subsp. spicata Beecher Crampton 1957-7-10 Yolo UC Davis Campus, Agronomy Experimental Areas UC Davis Campus; , Agronomy Experimental Areas Comment
  RSA52121  Psilocarphus brevissimus A. A. Heller, H. E. Brown 1902-4-30 5424 Yolo Near Black's. Comment
  UCD72410  Psilocarphus brevissimus Ellen Dean; Kate Mawdsley 2008-4-16 4815 Yolo Woodland Regional Park, SE side of Woodland, just south of the intersection of County Roads 102 and 25, Aeromodelers field, just east of road 102. 0 Comment
  UCD73118  Psilocarphus brevissimus Ayzik Solomeshch 2003-5-31 s. n. Yolo Department of Fish and Game Glide Tule Ranch, about 8 mi. southeast of Davis. 6 Comment
  CAS-BOT-BC361735  Psilocarphus brevissimus var. brevissimus Doris K. Kildale 1928-5-8 5025 Yolo 4 miles north of Zamora Comment
  CHSC40057  Psilocarphus brevissimus var. brevissimus A. A. Heller; H. E. Brown 1902-4-30 Yolo Near Black's. Comment
  UCR220389  Psilocarphus brevissimus var. brevissimus Jean V. Shepard 2000-5-8 233 Yolo Sacramento Valley, Yolo County Grasslands Park, east of Davis, 4 mi south on Mace Blvd. (Co. Road 104) from intersection of Hwy I-80 and Mace Blvd., east along unpaved entrance road, almost to east boundary of park - Air Force Installation - and south along narrow track 12 Comment
  CAS-BOT-BC328196  Psilocarphus brevissimus var. multiflorus L. R. Abrams 1928-5-8 12599 Yolo Between Woodland and Davis Comment
  UC1278028  Psilocarphus oregonus B. Crampton 1952-11-7 912 Yolo 3 mi nw Davis Comment
  UCD21267  Psilocarphus oregonus J. Shepard 2000-4-30 157 a Yolo Yolo County Grasslands Park: East of Davis, from intersection of I-80 and Mace Blvd., 3.5 mi. south on Mace Blvd. (County Road 104), thence east along unpaved entrance road, past parking lots in field. In and between a rutted dirt track going south. 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
  UCD41304  Psilocarphus oregonus Ellen Dean; Jean Shepard 2003-5-18 1807 Yolo Russell Ranch Property belonging to UC Davis, west of Davis, south of Russell Blvd. Parcels west and east of road 95A, south of Putah Creek and Stevens Bridge. 15 Comment
  UCD73197  Psilocarphus oregonus Ayzik Solomeshch 2003-6-1 s. n. Yolo Department of Fish and Game Glide Tule Ranch, about 8 mi. southeast of Davis. 6 Comment
  UCR212348  Psilocarphus oregonus Ayzik Solomeshch 2003-6-1 s.n. Yolo Dept. of Fish and Game, Glide Tule Ranch, about 8 miles SE of Davis 66 Comment
  CDA8507  Psilocarphus oregonus University Farm 1925-5-21 1652 Yolo Causeway. 0 Comment
  UCD34980  Psilocarphus tenellus Beecher Crampton 1996-4-22 10338 Yolo Yolo County, 3.5 miles S.E. of Woodland, along Mavis-Henson (Field) road, just east of its jct. with county road 102 and just south of road 25, T9N R2E, sect 11. Comment
  SEINET241296 Image available Psilurus aristatus Beecher Crampton 1965-5-6 T.O. 3144 Yolo UC Davis agronomy experimental area, plant introduction nursery, row L-228 Comment
  RSA0054940  Psoralea Keith E. Hoffmaster 1939-4-26 933 Yolo Putah can. Comment
  UCD73255  Pterostegia drymarioides Ellen Dean; Susan Xhang, Christa Lindsey, Chris Mosser 2008-4-17 4834 Yolo Audubon Bobcat Ranch, lands to the north of Hwy 128 on north side of Putah Creek, downstream of Monticello Dam. 77 Comment
  SEINET9325382  Pterostegia drymarioides Unknown 1993-4-18 10780 Yolo Stebbins Cold Canyon Reserve Comment
  HSC10867  Puccinellia nutkaensis J. V. Lenz 1947-5-13 Yolo Woodland Airpark Comment
  SBBG115385  Puccinellia simplex B. Crampton 1985-4-10 9914 Yolo 3.5 mi SE of Woodland Comment
  SD72048  Puccinellia simplex Beecher Crampton 1962-4-23 6233 Yolo 3 miles north of Davis along pole line road, ditchbank Comment
  UCD37535  Puccinellia simplex Beecher Crampton 1955-3-21 2331 Yolo Yolo County, 2.5 miles northeast of city of Davis. Comment
  UCD92240  Puccinellia simplex Beecher Crampton 1973-6-22 8960 Yolo Yolo County, 3 miles S.E. of Woodland (in direct line), county roads 25 and 103. Comment
  UCD92247  Puccinellia simplex Robert E. Preston 1996-3-23 908 Yolo SE of Woodland, NW of int Rd 25 and Rd 103. 9 Comment
  UCD18530  Pulmonaria June McCaskill 1954-5-13 306 Yolo city of Davis, UC Davis campus, west side of Robbins Hall Annex. Comment
  SEINET10628530  Pyrus Stephanie Frischie 2000-10-7 Frischie 125 Yolo Davis Farmers' Market, Davis, CA. Comment
  SEINET10825279  Pyrus Stephanie Frischie 2000-10-7 Frischie 125 Yolo Davis Farmers' Market, Davis, CA. Comment
  UCD22763  Pyrus kawakamii Collector unknown 1988-2-8 s.n. Yolo Comment
  UCD46784  Quercus Russell Gripp 1984-11-21 s.n. Yolo California, Yolo County: Woodland, 223 Gibson Road, in backyard of Chauncy and Avis Irvine; Comment
  CAS-BOT-BC105015  Quercus X morehus B. Crampton 1956-2-7 3217 Yolo N bank of Putah Creek, 1/4 mile E of Recreation Beach, Vaca Mtns. Comment
  SACT002599  Quercus agrifolia J. Tucker 1958-4-26 Yolo Tree 35-40 feet tall, off northwest corner of Agricultyral Engineering Building, University of California Davis Campus Comment
  UCD162951  Quercus berberidifolia Craig Thomsen 2006-6-13 2669 Yolo Ridgeline trail (accessed at turn-out across the road from Camp Haswell), approximately 0.5 mile south of Hwy 16. Yolo County park adjacent to Cache Creek. Rumsey Canyon. 457 Comment
  UCD20576  Quercus berberidifolia E. Dean; with M. Bibbo 2002-7-5 1117 Yolo East of McLaughlin UC Reserve and Davis resevoir. West of Cache Creek drainage. Along Rayhouse Road 3.5 road miles E of jct with road to Soda Springs and gate into McLaughlin reserve. 640 Comment
  UC993151  Quercus douglasii J. M. Tucker 1948-9-22 1870 Yolo 1.3 mi w Guinda Comment
  UC993157  Quercus douglasii J. M. Tucker 1948-9-22 1870 Yolo 1.3 mi w Guinda Comment
  UC993158  Quercus douglasii J. M. Tucker 1948-9-22 1870 Yolo 1.3 mi w Guinda Comment
  UCD73672  Quercus douglasii Ayzik Solomeshch 2004-5-1 s. n. Yolo Audubon Bobcat Ranch, northwest of the city of Winters. Northeastern part of ranch, Maxwell Flat area, accessed by private road that is at the end of Moody Slough Rd. 71 Comment
  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
  SACT002668  Quercus lobata John Willoughby 1977-4-27 Yolo At fishing access along State Highway 128 about 2.9 miles northwest of the junction of the highway and Pleasants Valley Road, riparian woodland. Comment
  SACT002670  Quercus lobata S. Gossard 1974-5-2 Yolo Waldrof School, American River, Woodland Comment
  UCD20585  Quercus lobata E. Dean; with M. Bibbo 2002-7-5 1128 Yolo East of McLaughlin UC Reserve and Davis resevoir. West of Cache Creek drainage. Along Rayhouse Road 2 road miles E of jct with road to Soda Springs and gate into McLaughlin reserve. 472 Comment
  UCD46816  Quercus lobata M. Henry 1972-1-28 s.n. Yolo Vally Oak. Mrak Hall, UCD. Comment
  UCD46882  Quercus lobata Beecher Crampton 1977-6-16 9503 Yolo County Road 32, 1 mile west of the Fairfield School. Comment
  UCD63074  Quercus lobata Ellen Dean 2008-4-9 4783 Yolo Tuleyome Ireland Ranch. Central part of Ranch. Upper reaches of main canyon that starts near upper part of main loop road. In drainage that leads to canyon downslope of stock pond. 602 Comment
  UCD73087  Quercus lobata Ellen Dean; Plant Biology 102 students 2008-4-6 4710 Yolo Audubon Bobcat Ranch, lands to the north of Hwy 128 on north side of Putah Creek, downstream of Monticello Dam. Entrance to Bray Canyon, ca. 100 ft from Hwy 128. 57 Comment
  UCD46873  Quercus lobata K. Esau 1932-3-13 s.n. Yolo Putah. Comment
  UCD47278  Quercus shumardii Don K. Sexton 1955-10-16 s.n. Yolo Along railroad tracks along north side of U.S. Highway 40, near Armco Plant ca. 1 mile east of Davis, Yolo County, California. Comment
  UCD47280  Quercus shumardii Anju K. Riar 1992-6-4 6 Yolo c. 1 mile e. of Mace Blvd. exit, 20 feet from hwy 80; 10 Comment
  SEINET6696108 Image available Quercus suber J. M. Tucker 1965-1 s.n. Yolo Davis campus, Davis. Comment
  UCD47483  Quercus virginiana Don K. Sexton 1955-10-16 s.n. Yolo Center strip of U.S. Highway 40, few miles east of Davis, Yolo County, California. Comment
  SACT002736  Quercus wislizeni J. Tucker 1958-4-27 Yolo Small tree 22-25 feet tall, in a clump of 4 small trees of this species - the most vigorous and most westerly of the 4, north edge of the University Arboretum, just northwest of the Aggie Villa bridge, University of California, Davis Campus, Yolo County, California. Comment
  UCD59371  Quercus wislizeni Ellen Dean; Kate Mawdsley 2007-6-8 3846 Yolo Tuleyome Ireland Ranch, Inner Coast Ranges, northwest of the city of Winters, between Salt Creek and Enos Creek, just N of Wild Cow Mtn. Western part of ranch near stock pond. North of berm along dry drainage. 627 Comment
  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
  RSA0053695  Quercus wislizeni var. wislizeni G. K. Helmkamp, E. A. Helmkamp 2007-9-17 12973 Yolo West edge of Sacramento Valley: Capay Valley, Brick Chimney Canyon; along Count Road 78A, 2.4 miles southwest of its junction with CA-16 and about 3 miles west of Capay. 113 Comment
  UCR239602  Quercus wislizeni var. wislizeni George K. Helmkamp, E. A. Helmkamp 2007-9-17 12973 Yolo West edge of Sacramento Valley, Capay Valley, Brick Chimney Canyon; along County Road-78A, 2.4 miles southwest of its junction with CA-16 and about 3 miles west of Capay 113 Comment
  UCD160157  Ranunculus aquatilis var. diffusus Aaron Goodman 2015-4-12 1 Yolo Audubon Bobcat Ranch. North side of Hwy 128, west of Winters. Southeast corner of ranch, west and uphill of ranch house headquarters. 188 Comment
  UC118180  Ranunculus canus J. W. Blankinship 1893-4-15 Yolo Capay Comment
  RSA82832  Ranunculus hebecarpus R. B. Griffith 1949-4-11 17 Yolo Yolo County: E of Cache Creek, 5.5 miles N of Rumsey Comment
  UC1551942  Ranunculus hebecarpus Aaron Liston and James D. Morefield 1988-3-20 713 -1 Yolo 1 mi e Cache Creek County Park (above Cache Creek) 250 Comment
  UCD168437  Ranunculus hebecarpus Ellen Dean 2017-3-15 9259 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 road on east side of creek in oak woodland. 62 Comment
  UCD96142  Ranunculus hebecarpus R. B. Griffith 1949-4-11 17 Yolo east of Cache Creek, 5.5 miles north of Rumsey. Comment
  UCR118889  Ranunculus hebecarpus Beecher Crampton 1953-4-9 1067 Yolo Sacramento Valley, 2.5 miles west of city of Winters, along road 87 46 Comment
  UCD73619  Ranunculus muricatus Ellen Dean; Elizabeth Goebel 2008-4-7 4746 Yolo Audubon Bobcat Ranch, northwest of the city of Winters. Maxwell Flat, west of Dry Creek road crossing. 83 Comment
  UCD96256  Ranunculus muricatus Jennifer T. Roth; June McCaskill 1980-4-14 s.n. Yolo on east side of County Road 96, 0.25 mile north of Russell Blvd. (County Rd. 32), 6 miles west of Davis. 15 Comment
  CDA30836  Raphanus sativus M. Beyers 2010-5-12 436 Yolo On strip of median that separates north and southbound I-505. 43 Comment
  CDA37070  Raphanus sativus CDFA Staff s.n. Yolo Rominger Prop., north of County Road 19, east of County Road 92C, west of County Road 94B. 0 Comment
  SEINET10735196  Raphanus sativus Stephanie Frischie 2000-10-7 Frischie 102 Yolo Davis Farmers' Market, Davis, CA. Comment
  SEINET11261084  Raphanus sativus D. Ray 1974-5-3 30 Yolo City of Davis. Near intersection of county rd 103 and Chiles rd.; 0 16 Comment
  UCD115229  Raphanus sativus K. Twitchell 1996-5-4 18 Yolo Davis, UC Davis Experimental Garden. 13 Comment
  UCD38822  Raphanus sativus Beecher Crampton 1958-1-7 4657 Yolo West Sacramento. Comment
  UCD115171  Raphanus sativus Beecher Crampton 1953-4-27 s.n. Yolo 3 miles west of Winters. Comment
  UCD15497  Raphanus sativus Larry Reynolds 1984-5-5 3 Yolo Putah Creek at Pedrick Road. 21 Comment
  UCD39098  Raphanus sativus Beecher Crampton 1964-4-8 6921 Yolo 3 miles west of Winters Hwy. 128. Comment
  CAS-BOT-BC55969  Rhamnus ilicifolia Roxana Stinchfield 1916-6-26 346 Yolo Foothills near Dunnigan De ?ly Sheep Ranch Comment
  UC1278129  Rhaponticum repens B. Crampton 1956-7-13 3718 B Yolo West Sacramento, Harbor Blvd. and Deluth St Comment
  UC735732  Rhaponticum repens Chas. Heiser 1947-6-19 1934 Yolo West Sacramento Comment
  SBBG4067  Rhus aromatica S. Shannon 1959-3-20 1 Yolo Cache Crk cyn, 6 mi NW of Rumsey, St Hwy 16 Comment
  RSA696220  Rhus trilobata Keith E. Hoffmaster 1946-4-13 1055 Yolo Putah Canyon Comment
  RSA783300  Rhus trilobata R. R. Halse 2010-3-21 7831 Yolo Along State Hwy 16 ca. 7.6 miles S of its junction with State Hwy 20 or 5.7 miles NW of Rumsey. 180 Comment
  UCD164021  Ribes aureum Jean Shepard 2016-2-25 901 Yolo City of Davis. Myrtle Pl. Comment
  UCD102287  Ribes malvaceum C. H. Beardslee 1937-2-15 s.n. Yolo Putah Canyon. Comment
  UCD59354  Ribes malvaceum Ellen Dean; Kate Mawdsley 2007-5-11 3778 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
  UCD81772  Ribes malvaceum Ellen Dean 2009-4-26 5472 Yolo Bobcat Ranch lands to the north of Hwy 128, just east of Monticello Dam. Bray Canyon. West side of Bray Creek. 76 Comment
  UCD72438  Ribes victoris Ellen Dean 2008-4-25 4863 Yolo Tuleyome Ireland Ranch, central part of ranch in drainage that goes downhill from area of loop road where vehicles are normally parked. 598 Comment
  UCD33431  Robinia pseudoacacia Beecher Crampton 1968-4-17 8239 Yolo Yolo County, 2 miles west of Davis, russell blvd. and county road 98. Comment
  SEINET11133090 Image available Robinia pseudoacacia June McCaskill 1954-4-20 232 Yolo along north side of street running between Botany Building and Temporary Building 4, University of California, Davis 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
  UCD34651  Rosa californica Beecher Crampton 1987-4-25 10095 Yolo Solano County border, Mace road crossing of south fork of Putah Creek, ca. 3 miles SE of Davis. Comment
  UCR146299  Rosa californica Beecher Crampton 1987-4-25 10095 Yolo Sacramento Valley, Yolo / Solano County border, Mace Blvd. crossing of south fork of Putah Creek, c. 3 mi SE of Davis 9 Comment
  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
  UCD142968  Rubus Ellen Dean; K. MacMillen 2013-8-9 7941 Yolo Downstream of Monticello Dam along Hwy 128, north side of Putah Creek in Putah Creek Vegetation Survey Plot INT3D. 45 Comment
  UCD113769  Rubus armeniacus Mark Pearson 1979-4-19 11 Yolo 4.7 miles west of Road 113 on Road 31. Next to dry creekbed. 13 Comment
  UCD20888  Rubus armeniacus N. Nicola 2001-5-24 116 Yolo Sacramento Valley, 4 miles west of Woodland, at Cache Creek Nature Preserve, riparian zone of Cache Creek. Comment
  UCD91406  Rubus armeniacus Lindsay Clark 2009-4-3 DVS 10 Yolo Next to Putah Creek bed near Mace Blvd. and San Marino Dr., in Davis. 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
  UCD80935  Rumex conglomeratus Ellen Dean; F. Singh, L. Raber, C. Kraintz, R. Ghaffarzadeh 2009-4-1 5338 Yolo city of Woodland. Mavis Henson field property on the east side of County Road 102, just south of County Road 25. Property owned by city of Woodland. Old rodeo area. Buildings gone now. 9 Comment
  CDA30910  Rumex crispus M. Beyers 2010-5-12 449 Yolo Just east of County Road 87, along County Road 19 and an orchard drainage ditch here. 54 Comment
  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
  RSA790654  Rumex crispus George K. Helmkamp, E. A. Helmkamp 2012-4-17 18777 Yolo Along County Road 26, 1.4 miles west of its intersection with Road 89, c. 12 miles WSW of Woodland 65 Comment
  UC452563  Rumex crispus Tracy J. Storer 1912-6-27 Yolo Rumsey 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
  UCD15551  Rumex crispus Lara Hawthorne 1989-5-5 8 Yolo UC Davis, Experimental Gardens. 15 Comment
  UCR257199  Rumex dentatus George K. Helmkamp, Mary Alice Barnes 2013-5-8 20508 Yolo Southern Sacramento Valley, Yolo Bypass Wildlife Area, 0.9 mile southeast of the junction of Chiles Road and I-80, between Sacramento and Davis 13 Comment
  UCD101308  Rumex hymenosepalus Beecher Crampton 1959-5-18 s.n. Yolo UC Davis: Agronomy Experimental Areas, Davis campus. Comment
  UCD101359  Rumex occidentalis R. N. Raynor 1939-1-9 s.n. Yolo Botany greenhouse, University Farm. Comment
  UCD81042  Rumex pulcher Ellen Dean; G. Harrington, T. Starbuck 2009-5-13 5584 a Yolo city of Woodland. Woodland Regional Park. East side of County Road 102, just south of County Road 25. East side of drainage pond. 9 Comment
  UCD62875  Rumex salicifolius Chris Mosser; 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. Found on west-facing slope on the east bank of Bray Creek. 100 Comment
  UCD81060  Rumex stenophyllus Ellen Dean; G. Harrington, T. Starbuck 2009-5-13 5595 Yolo city of Woodland. Woodland Regional Park. East side of County Road 102, just south of County Road 25. Old rodeo area with bare areas where buildings used to be. 9 Comment
  UCD81061  Rumex stenophyllus Ellen Dean; G. Harrington, T. Starbuck 2009-5-13 5595 Yolo city of Woodland. Woodland Regional Park. East side of County Road 102, just south of County Road 25. Old rodeo area with bare areas where buildings used to be. 9 Comment
  UCD141590  Rumex transitorius Ellen Dean 2013-5-15 7761 Yolo Along Putah Creek, just East of Old Davis Rd. crossing. Plot DRR 1D of Putah Creek vegetation sampling project. 15 Comment
  UCD15908  Ruta graveolens Leticia Mosqueda 1975-2-2 s.n. Yolo City of Woodland. Obtained from the Mosqueda family (Alicia and Concepcion) at 319 North Walnut Street. Comment
  HSC97378  Saccharum ravennae J. P. Smith 2007-8-1 12404 Yolo State Rte. 16, W of Woodland. 100 Comment
  UCD144788  Sagina decumbens subsp. occidentalis Carol W. Witham 2003-4-9 908 Yolo DFG Tule Ranch vernal pools. Approximately 8 miles southeast of Davis. Southeast of the junctions of County Roads 38 and 105. 4 Comment
  RSA735361  Salix Keith E. Hoffmaster 1946-4-13 1236 Yolo Putah Canyon. 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
  UCD39828  Salix babylonica Beecher Crampton 1986-9-9 s.n. Yolo City of Davis, NE corner of Oak and 8th street. Comment
  UC1786433  Salix breweri Edward L. Smith 1966-4-8 722 Yolo Putah Canyon near Solano/Yolo county line. Comment
  UCD110789  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
  CDA12889  Salix exigua G. F. Hrusa 1996-3-25 12695 Yolo Central Valley; S bank of Tule Canal, approx. 1/2 mile E of Interstate 5 on S side of Yolo Bypass. Comment
  UCD110948  Salix exigua M. I. Wibawa 1996-6-2 39 Yolo Along the N side of Putah Creek. 17 Comment
  UCD20589  Salix exigua E. Dean; with M. Bibbo 2002-7-5 1132 Yolo East of McLaughlin UC Reserve and Davis resevoir. West of Cache Creek drainage. Along Rayhouse Road 1.8 road miles E of jct with road to Soda Springs and gate into McLaughlin reserve. 457 Comment
  UCD41064  Salix exigua Carol W. Witham 2003-8-8 995 Yolo DFG Tule Ranch vernal pools. Approximately 8 miles southeast of Davis. Southeast of the junctions of County Roads 38 and 105. 4 Comment
  UCR146300  Salix exigua Beecher Crampton 1987-3-31 10091 Yolo 6.5 mi west of Winters along Putah Creek Comment
  UCR237582  Salix exigua George K. Helmkamp, E. A. Helmkamp 2012-3-9 18611 Yolo Sacramento Valley, East Main Street (Co. Rd. 22), Woodland (parallel to I-5), 1.7 mile west of the Sacramento River 7 Comment
  HSC62849  Salix exigua var. hindsiana J. M. DiTomaso 1979-5-12 996 Yolo Next to Putah Creek below Monticello Dam 91 Comment
  CDA12892  Salix gooddingii G. F. Hrusa 1996-3-25 12698 Yolo Central Valley; Tule Canal, approx. 1/2 mile E of Interstate 5 on S side of Yolo Bypass. Comment
  CHSC114277  Salix gooddingii D. G. Kelch 2007-5-18 07 .317 Yolo Yolo Causeway, 04. mi E of Levee Rd. / RR crossing. 4 Comment
  POM167013  Salix gooddingii C. F. Baker 1903-5-7 2936 Yolo Rumsey. Comment
  UCD110955  Salix gooddingii Edwin A. Crosby 1952-4-11 9 B Yolo University of California at Davis. Comment
  UCD110962  Salix gooddingii G. F. Hrusa 1996-3-25 12698 Yolo S bank of Tule Canal, approx. 1/2 mile E of Interstate 5 on S side of Yolo Bypass. 30 Comment
  UCD110995  Salix gooddingii Grady L. Webster; Oren Pollak 1992-3-22 7745 Yolo Consumes River Preserve, Area 6. Just E of Southern Pacific tracks. 1 Comment
  UCD13191  Salix gooddingii Kitty Dooley 1976-5-14 58 Yolo Yolo Co. On S side of rd 93A in irrigation canal. 2.6 mi E of rd 32. Elev. 50 ft. 15 Comment
  RSA388853  Salix laevigata Dave Read 1975-5-10 37 Yolo Putah Creek off State Hwy 128. 0.7 mile from its jct with County Road 86. 107 Comment
  UCD111107  Salix laevigata Beecher Crampton 1958-4-29 4751 Yolo County road 32 and 95A ca. 5 miles west of Davis. Comment
  UCD111132  Salix laevigata Jack Maze 1963-4-27 20 Yolo Along Putah Creek, State Highway 128, 3/4 mile east of Recreation Beach. Comment
  UCD34628  Salix laevigata Beecher Crampton 1986-9-10 10074 Yolo Yolo County, 1/2 mile north of Capay, north edge of Cache Creek. Comment
  CAS-BOT-BC227866  Salix lasiandra Beecher Crampton 1986-9-3 10062 Yolo 4 miles N.W. of Davis, Willow Slough and road 99 Comment
  CAS-BOT-BC125156  Salix lasiandra var. lasiandra Beecher Crampton 1987-5-11 10117 Yolo County road 103 and Willow Slough Comment
  UCD34627  Salix lasiandra var. lasiandra Beecher Crampton 1986-9-10 10073 Yolo Yolo County, 1/2 mile north of Capay, north edge of Cache Creek. Comment
  UCD34650  Salix lasiandra var. lasiandra Beecher Crampton 1987-3-31 10094 Yolo Yolo County, Willow Slough and county road 99, 4.5 miles N.W. of Davis. Comment
  UCD34673  Salix lasiandra var. lasiandra Beecher Crampton 1987-5-11 10117 Yolo Yolo County, County road 103 and Willow Slough. Comment
  CAS-BOT-BC106976  Salix lasiolepis Beecher Crampton 1976-1-5 9343 Yolo ca. 5.5 miles west of Winters along Hwy. 128. Banks of Putah Creek Comment
  UCD34621  Salix lasiolepis Beecher Crampton 1986-9-8 10067 Yolo Yolo County, Sacramento River, 3.5 miles north of Elkhorn, sandy flat. Comment
  UCD94983  Salix lasiolepis Alexis Fuller; Ellen Dean and Clare Loughran 2011-5-8 4 B Yolo Audubon Bobcat Ranch, lands to the north of Hwy 128 on north side of Putah Creek, downstream of Monticello Dam. Two thirds of the way up Bray Canyon. East side of Bray creek. 136 Comment
  UCR237584  Salix lasiolepis George K. Helmkamp, E. A. Helmkamp 2012-3-9 18609 Yolo Sacramento Valley, East Main Street (Co. Rd. 22), Woodland (parallel to I-5), 1.7 mile west of the Sacramento River 7 Comment
  UCD111755  Salix melanopsis Collector unknown 1925-6-20 1929 Yolo Putah Canyon. Comment
  UCD111762  Salix melanopsis Cay Collette 1975-5-31 24 Yolo Knight's Landing. 15' from Sacramento River. 15 Comment
  UCD161081  Salix melanopsis Craig Thomsen 2006-6-30 2625 Yolo Rumsey Canyon along Cache Creek. Otis-Camp Haswell Yolo County Park. West side of Cache Creek. 144 Comment
  UCR55543  Salpichroa origanifolia Geraldine Y. Rippengale 1988-1 s.n. Yolo Just west of Yolo Airport, on Rippengale Property, between county roads 29 and 31, W side of County Road 95; around pump area Comment
  UCD162400  Salpichroa origanifolia Q. L. Holdeman 1970-6-12 s.n. Yolo Davis, northwest corner of 5th and G streets. Comment
  UCD38302  Salpichroa rhomboidea Beecher Crampton 1953-11-30 1741 Yolo UC Davis. Comment
  UC735747  Salsola tragus Charles B. Heiser Jr 1947-7-18 1963 Yolo Davis Comment
  UCD161133  Salsola tragus Jean Shepard 2000-11-1 354 Yolo Woodland. From intersection of Co. Rd. 102 and E. Gibson Rd., 0.4 mi west on E. Gibson Rd. Comment
  UCD21313  Salsola tragus J. Shepard 2000-5-20 260 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 north side of entrance road. Growing in mounds of soil used as backstops for archery targets. 12 Comment
  UCD21347  Salsola tragus J. Shepard 2000-10-24 346 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. East of first parking lot on south side. 12 Comment
  UCR118880  Salsola tragus Beecher Crampton 1961-10-17 6030 Yolo Sacramento Valley, UC-Davis campus southeast of the airport, along old Putah Creek channel. 15 Comment
  SEINET239727 Image available Salsola vermiculata Beecher Crampton 1976-10-28 4657 Yolo UC Davis experimental are4a, plant introduction nursery, row B-11. Comment
  UC1053296  Salvia grahamii June McCaskill 1954-5-24 314 Yolo Davis; in yard at 914 D Street 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
  UCD81466  Sambucus mexicana M. Wiesendanger 1927-4-29 626 Yolo Capay. Comment
  UCD137196  Sambucus nigra subsp. caerulea Cynthia Hodges 1982-4-18 19 Yolo south Highway 128, 8 miles west of Winters, approximately 50 m from Putah Creek shores. 182 Comment
  UCD137218  Sambucus nigra subsp. caerulea M. Wiesendanger 1927-4-29 626 Yolo Capay. 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
  UCD81038  Sambucus nigra subsp. caerulea Alexis Fuller; Ellen Dean and Clare Loughran 2011-5-8 1 Yolo Audubon Bobcat Ranch, lands to the north of Hwy 128 on north side of Putah Creek, downstream of Monticello Dam. Lower reaches of Bray Canyon. West side of Bray creek. 81 Comment
  UCR131636  Sanicula bipinnata Beecher Crampton 1978-3-16 9545 Yolo Sacramento Valley, 2 miles west of Winters 46 Comment
  UCD127643  Sanicula bipinnata Beecher Crampton 1978-3-16 9545 Yolo 2 miles west of Winters. Comment
  HSC62752  Sanicula bipinnatifida J. M. DiTomaso 1979-5-12 986 Yolo 3.9 mi. E of Yolo-Colusa County line on Rd. 128, below Lake Berryessa 76 Comment
  UCD127947  Sanicula bipinnatifida Ogden C. Riddle 1942-3-30 39 Yolo Putah Canyon. Comment
  UCD56747  Sanicula bipinnatifida Ellen Dean; M. Bibbo 2007-3-23 3439 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
  CDA38529  Sanicula bipinnatifida T. C. Fuller 1962-3-27 7888 Yolo Putah Creek Canyon, road to Monticello Dam, 4 miles east of Winters. 0 Comment
  RSA29243  Sanicula bipinnatifida Joseph A. Ewan 1934-3-18 8692 Yolo Putah Creek, 6 mi. above Winters. Comment
  SEINET5744983 Image available Sanicula bipinnatifida Janet Hudson 1966-1 6 Yolo Up small canyon off road; State Hwy 128, ca. 3 miles W of Winters.; Winters Comment
  UCD127649  Sanicula bipinnatifida Beecher Crampton 1978-3-16 9546 Yolo 2 miles west of Winters. Foothills. Comment
  RSA0048659  Sanicula menziesii Keith E. Hoffmaster 1924-4-24 1183 Yolo Putah Can. Comment
  RSA366092  Schoenoplectus fluviatilis Glenn A. Gorelick 1966-6-1 s.n. Yolo Davis. Comment
  CDA39120  Scirpus acutus G. M. Cole 1928-6-19 s.n. Yolo East end of causeway to Davis. 0 Comment
  UCD67966  Scrophularia californica Allen Gilbert 1974-4-28 29 Yolo 5 miles East of Monticello dam, on highway 128, near Putah creek. 60 Comment
  UC936068  Secale G. L. Stebbins Jr. 1950-8-13 Yolo Davis Comment
  UC972287  Secale G. L. Stebbins Jr. 1952-10-21 Yolo Davis Comment
  UCD92557  Secale cereale Madson 1919-3-6 s.n. Yolo Davis. Comment
  SACT002076  Secale cereale 1925-5-9 Yolo No collectors/determiner listed. Comment
  UCD159328  Senecio vulgaris D. S. Park; J. Perez 2010-4-10 18 Yolo Yolo County.: UC Davis campus, lawn. Comment
  UCD19446  Senecio vulgaris J. Shepard 2000-2-18 38 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
  UCD21364  Senecio vulgaris J. Shepard 2001-2-25 368 Yolo Yolo County Grasslands Park: East of Davis, from intersection of I-80 and Mace Blvd., 3.5 mi. south on Mace Blvd. (County Road 104), thence east along unpaved entrance road. Approximately 50 yards before Department of Defense fence. 12 Comment
  UCR237585  Senecio vulgaris George K. Helmkamp, E. A. Helmkamp 2012-3-9 18607 Yolo Sacramento Valley, East Main Street (Co. Rd. 22), Woodland (parallel to I-5), 1.7 mile west of the Sacramento River 7 Comment
  CAS-BOT-BC364702  Senecio vulgaris W. D. Hamilton 1946-5-1 s.n. Yolo Davis Comment
  CAS-BOT-BC364704  Senecio vulgaris Alice Eastwood 1927-3-28 14203 Yolo Winters Comment
  CAS-BOT-BC364706  Senecio vulgaris Clarence R. Quick 1971-3-22 71 -4 Yolo Pylman-Quick garden, Merritt Island, near Clarksburg Comment
  SBBG362  Sequoia sempervirens J. McCaskill 1955-4-6 382 Yolo E side of water tower at W end of Temporary Building 4, UC Davis campus Comment
  UCD108486  Sesbania herbacea L. D. Davis 1950-8-1 s.n. Yolo About 2 miles south of Knights Landing. Comment
  SBBG26322  Setaria parviflora B. Crampton 1965-7-27 Yolo US Hwy 99, 2.5 mi NNW of Davis Comment
  UCD92583  Setaria parviflora Beecher Crampton 1965-7-27 7474 Yolo 2.5 miles N.N.W. of Davis on US Hwy. 99. Comment
  UCD92584  Setaria parviflora Beecher Crampton 1965-8-2 7475 Yolo just north of city limits of Davis on Pole Line Rd.. Comment
  UCD92706  Setaria pumila Beecher Crampton 1961-7-21 5938 Yolo 2.5 miles northwest of city of Davis, along County Road 99. Comment
  UCD92730  Setaria pumila June McCaskill; Katherine Onaga 1962-8-9 657 Yolo County Road 31, 0.3 mile east of junction with U.S. Highway 99W (Alternate 40). Comment
  UCD32794  Setaria verticillata Beecher Crampton 1954-9-9 2269 Yolo Yolo County, 2 miles north of Davis, bean field. Comment
  UCD37705  Setaria verticillata Beecher Crampton 1961-7-14 5930 Yolo Yolo County, city of Davis. Comment
  CDA161  Setaria viridis J. A. Ogle Jun 1924 Yolo Davis. 0 Comment
  UCD92838  Setaria viridis Beecher Crampton 1961-7-21 5937 Yolo city of Davis, University of California campus. Comment
  UCD92867  Setaria viridis J. D. Skoss 1948-8-12 86 Yolo Davis. Pomology Orchard on UC campus. Comment
  UCD58030  Sherardia arvensis Ellen Dean; K. Mawdsley 2007-4-6 3569 Yolo Tuleyome Ireland Ranch. In inner coast range, northwest of the City of Winters, between Salt Creek and Enos Creek, just north of Wild Cow Mountain. SE portion of ranch. 442 Comment
  UCD15289  Sida hederacea Claire Warshaw 1985-5-31 5 Yolo city of Davis, near intersection of Covell Blvd. and Catalina Ave., on the south side of a drainage ditch; 12 Comment
Read comments
Jan 22 2008
  RSA699277  Sidalcea Keith E. Hoffmaster 1939-4-6 s.n. Yolo Putah Canyon. Comment
  POM61702  Sidalcea diploscypha Edward L. Greene 1903-5-7 2931 Yolo Rumsey 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
  UCD41033  Sidalcea keckii Carol W. Witham 2003-4-26 965 Yolo DFG Tule Ranch vernal pools. Approximately 8 miles southeast of Davis. Southeast of the junctions of County Roads 38 and 105. 4 Comment
  UCD116606  Sidalcea keckii Mary N. Artist 1965-5-2 12 Yolo Pleasants Valley Road, just across first bridge (south) from State Highway 128. Comment
  UC75046  Silene californica C. F. Baker 1903-5-8 2978 Yolo along banks Cache Creek Canyon Cache Creek Canyon Comment
  UCD149352  Silene gallica R. Gay 1954-4-14 s.n. Yolo City of Madison, V. Mast Ranch. 44 Comment
  UCD41013  Silene gallica Carol W. Witham 2003-4-11 943 Yolo DFG Tule Ranch vernal pools. Approximately 8 miles southeast of Davis. Southeast of the junctions of County Roads 38 and 105. 4 Comment
  UCD98689  Silene gallica J. D. Skoss 1948-6-6 30 Yolo Putah Canyon, 8 miles below Yolo-Napa county lines. Comment
  UC735714  Silybum marianum Charles B. Heiser Jr. 1947-5-23 1916 Yolo Davis , campus (campus, <University of California at Davis>) Comment
  UCD135833  Silybum marianum J. K. Couch 1995-5-17 6 Yolo in Community Gardens in Davis. 1.5 miles north of Putah Creek, bordering 113. 16 Comment
  UCD21231  Silybum marianum J. Shepard 2000-4-9 110 Yolo Yolo County Grasslands Park: East of Davis, from intersection of I-80 and Mace Blvd., 3.5 mi. south on Mace Blvd. (County Road 104), thence east along unpaved entrance road. By parking lot on north side of entrance road. 12 Comment
  UCD68014  Silybum marianum C. P. Pease 1995-5-20 S.N. Yolo East side of University of California, Davis campus, Experimental College gardens. 16 Comment
  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
  CAS-BOT-BC364815  Silybum marianum W. D. Hamilton 1946-4-19 s.n. Yolo 5 miles No. of Davis, edge of rice field along SpR.R. Comment
  CDA37699  Silybum marianum Breckenridge/Filippini 2006-5-15 s.n. Yolo Near Madison, along Highway 16. 0 Comment
  UCD135847  Silybum marianum R. Molholm 1998-6-5 30 Yolo western side of UC Davis campus, across dirt road from the hydrology laborator, along fence just outside of Putah Creek reserve. 21 Comment
  UCD73651  Sinapis Jean Shepard 2006-4-22 792 Yolo City of Davis. 3100 Loyola Dr. Grounds of Korematsu Elementary School. Comment
  UCD72572  Sinapis alba E. Dean; J. Shepard 2008-7-17 s. n. Yolo Plant Sciences Field Headquarters Experimental area (old Vegetable Crops Field Headquarters area), S side of Hutchison Dr. Comment
  CDA38281  Sinapis arvensis M. Beyers 2010-5-12 453 Yolo Just east of County Road 87, along County Road 19. Sheet 2 of 2. 54 Comment
  UCD62385  Sinapis arvensis J. Shepard 2008-4-6 814 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, past parking lot on south side of road, then south in open field. 12 Comment
  UCD115418  Sinapis arvensis P. B. Kennedy 1918-1 14 Yolo University Farm, Davis. Comment
  UCD115441  Sinapis arvensis M. Sokoloff 1924-6-1 17 Yolo Davis. Comment
  UCD80936  Sisymbrium irio Ellen Dean; F. Singh, L. Raber, C. Kraintz, R. Ghaffarzadeh 2009-4-1 5339 Yolo city of Woodland. Mavis Henson field property on the east side of County Road 102, just south of County Road 25. Property owned by city of Woodland. Old rodeo area. Buildings gone now. 9 Comment
  UCD35785  Sisymbrium irio Beecher Crampton 1962-4-23 6232 Yolo Davis. Comment
  UCD38881  Sisymbrium orientale Beecher Crampton 1959-6-10 5339 Yolo Davis Comment
  UCD48244  Sisyrinchium bellum Ryan Knox; E. McDermott, G. Walden 2002-4-13 18 Yolo Yolo Co., McLaughlin UC Reserve, W side of Davis Creek Reservoir, along road that goes from Soda Spring area to Rayhouse Rd. 0.5 airline mile due N of Soda Springs and 1.0 airline mile WNW of UC Davis Aquatic Lab facility. 503 Comment
  UCD126829  Solanum americanum J. D. Skoss 1948-6-5 17 Yolo University of California campus, Davis. Comment
  UCD126840  Solanum cardiophyllum Paul Smith 1969-8-21 s.n. Yolo Vegetable Crops Department's Campbell Tract, University of California campis, Davis. Comment
  CDA18063  Solanum elaeagnifolium J. King, JY 1999-7-29 PDR 1202573 Yolo Port of Sacramento, West Sacramento. 0 Comment
  UC735713  Solanum elaeagnifolium Charles B. Heiser Jr. 1946-5-20 1915 Yolo campus of University of California Davis University of California Davis Comment
  UCR197989  Solanum elaeagnifolium Beecher Crampton 1953-8-17 1623 Yolo Sacramento Valley, city of Davis, University of California campus, north side of Agronomy seed warehouse 16 Comment
  CDA19896  Solanum elaeagnifolium R. Breckenridge 2002-7-2 PDR 1204558 Yolo Sacramento Valley; 718 Railroad Ave, Winters. 0 Comment
  CDA19899  Solanum elaeagnifolium R. Breckenridge 2002-7-2 PDR 1204556 Yolo Sacramento Valley; Surrounding Winters High School playing field and private residence. 0 Comment
  NY826931  Solanum elaeagnifolium M. H. Nee 1988-8-14 36781 Yolo Campus of University of California, Davis Comment
  NY826942  Solanum elaeagnifolium B. Crampton 1960-10-4 5784 Yolo UC-Davis Campus, northeast of Agronomy Warehouse. Comment
  UCD126034  Solanum elaeagnifolium Beecher Crampton 1960-10-4 5784 Yolo UC-Davis Campus, northeast of Agronomy Warehouse. Comment
  UCD126035  Solanum elaeagnifolium Beecher Crampton 1964-8-2 7136 Yolo 3 miles north of Davis. Comment
  UCD126908  Solanum elaeagnifolium H. Sevier 1931-6-24 2233 Yolo Davis. 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
  CDA6235  Solanum nigrum W. Elliott, R. Perkins 1974-10-23 Yolo University of California Vegetable Crops Department, Davis. 0 Comment
  NY759877  Solanum nigrum M. H. Nee 1988-8-14 36780 Yolo Campus of University of California, Davis Comment
  UCD126997  Solanum physalifolium var. nitidibaccatum Ken Kimball 1982-4-26 s.n. Yolo exact location unknown. Comment
  UCD149362  Solanum rostratum N. Sevier 1931-6-24 s.n. Yolo City of Davis. 15 Comment
  CDA5990  Solanum rostratum T. C. Fuller, J. Bartels 1959-9-1 2993 Yolo County Road 20-96. 0 Comment
  UCD126079  Solanum rostratum Beecher Crampton 1955-7-29 3131 Yolo city of Davis, University of California campus, horse pasture west of sewage disposal site. Comment
  SEINET10780200  Solanum tuberosum Stephanie Frischie 2000-10-14 Frischie 147 Yolo Davis Farmers' Market, Davis, CA. Comment
  CAS-BOT-BC58515  Solanum umbelliferum R. Stinchfield 1916-6-1 342 Yolo Mouth of Buckeye Creek Comment
  RSA82885  Solanum umbelliferum S. C. Hanson 1949-5-5 14 Yolo Putah Canyon, 3.5 miles west of Winters. 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
  SBBG50876  Solanum umbelliferum P. G. Low 1966-4-2 18 Yolo 1 mi E of Monticello Dam 76 Comment
  UCD127095  Solanum xanti Kamala Crompton 1996-4-21 6 Yolo along Road 128, near to Cold Canyon Preserve. 100 Comment
  UCD15019  Solanum xanti Ricky D. Pearce 1978-5-20 34 Yolo 9.2 miles west on highway 128 from intersection of highway 128 and Railroad Avenue in Winters; Comment
  UCD73621  Soliva sessilis Ellen Dean; Elizabeth Goebel 2008-4-7 4748 Yolo Audubon Bobcat Ranch, northwest of the city of Winters. Maxwell Flat, west of Dry Creek road crossing. 83 Comment
  UCD33425  Soliva sessilis Beecher Crampton 1968-3-13 8228 Yolo Yolo County, Vaca Mtns. Putah Creek, just below Monticello Dam. Comment
  UCD136128  Sonchus asper subsp. asper A. S. Crafts 1926-7-8 425 Yolo University Farm Campus, Davis. Comment
  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
  UCD73712  Sonchus oleraceus Ayzik Solomeshch 2004-5-13 s. n. Yolo Audubon Bobcat Ranch, west of the city of Winters. Southeastern corner of ranch. 83 Comment
  UCD80915  Sonchus oleraceus Ellen Dean; F. Singh, L. Raber, C. Kraintz, R. Ghaffarzadeh 2009-4-1 5319 Yolo city of Woodland. Mavis Henson field property on the east side of County Road 102, just south of County Road 25. Property owned by city of Woodland. 9 Comment
  UCD136164  Sonchus oleraceus H. R. Drever 1945-6-1 s.n. Yolo Davis. Comment
  UCD136165  Sonchus oleraceus K. Esau 1937-5-28 s.n. Yolo Davis. Comment
  SEINET11696018  Sorghastrum nutans Unknown n d s.n. Yolo no further locality Comment
  CAS-BOT-BC236537  Sorghum bicolor J. H. Thomas 1960-8-30 8868 Yolo About 5 miles south of Winters along highway to Vacaville Comment
  UC1476881  Sorghum bicolor T. C. Fuller and G. D. Barbe 1979-9-20 2251 Yolo s.w. Woodland (w. of Co. Rd. 95, between co. rds. 25 & 27) Comment
  UCD92806  Sorghum bicolor subsp. drummondii Beecher Crampton 1954-9-30 s.n. Yolo 3 miles N of Davis. Comment
  HSC102728  Sorghum halepense J. P. Smith 2013-8-23 13777 Yolo Weed in a walnut orchard. 134 Comment
  UCD36805  Sorghum halepense Beecher Crampton 1955-10-13 3176 Yolo Davis. Comment
  UCD21298  Spergularia bocconi J. Shepard 2000-5-8 237 Yolo Yolo County Grasslands Park: East of Davis, from intersection of I-80 and Mace Blvd., 3.5 mi. south on Mace Blvd. (County Road 104), thence east along unpaved entrance road nearly to east boundary of park, near ruts in road. 12 Comment
  HSC83440  Spergularia bocconi J. M. Tucker 1977-5-2 4392 Yolo Around greenhouses, Orchard Park, UC Davis Comment
  UCD19487  Spergularia bocconi Terry Reedy 1974-5-18 249 Yolo 2 mi north of Covell Blvd., between Pole Line Road and old settling pond. 21 Comment
  UCD99201  Spergularia bocconi J. M. Tucker 1977-5-2 4392 Yolo Ochard Park greenhouse complex (Range 3), UC campus, Davis. Comment
  RSA696202  Spergularia macrotheca Keith E. Hoffmaster 1946-4-19 1044 Yolo 3-4 miles NE of Davis. Comment
  CAS-BOT-BC390252  Spergularia macrotheca var. leucantha L. R. Abrams 1928-5-8 12601 Yolo Between Woodland & Davis Comment
  CAS-BOT-BC390254  Spergularia macrotheca var. leucantha A. A. Heller; H. E. Brown 1902-4-30 5423 Yolo Near Black's Comment
  UCD99228  Spergularia macrotheca var. leucantha K. Esau 1935-5-1 s.n. Yolo Near Davis. Comment
  UCD21210  Spergularia rubra J. Shepard 2000-3-12 74 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 along the west edge of field where model planes are flown. 12 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
  UCD99299  Spergularia rubra J. D. Skoss 1948-6-5 9 Yolo 3 miles north of Davis, toward Woodland. Comment
  CAS-BOT-BC391045  Spergularia villosa J. D. Skoss 1948-5-30 s.n. Yolo 3 miles north of Davis on county road Comment
  RSA261453  Spirodela polyrhiza Helen North 1967-5-27 46 Yolo Near Putah Lodge, University of California, Davis 0 Comment
  UCD93110  Sporobolus cryptandrus Beecher Crampton 1965-10-8 7536 Yolo 1 mile NE of Woodland, Kentucky Ave. Comment
  UCD93144  Sporobolus indicus Beecher Crampton 1964-8-11 7138 Yolo UC Davis Campus. N of Hunt Hall. Comment
  UCD125796  Stachys ajugoides J. Marshall 1933-8-1 s.n. Yolo field near Davis. Comment
  UC726310  Stachys ajugoides var. ajugoides A. A. Heller 1929-6-2 14895 Yolo Woodland Comment
  SEINET893245  Stachys lanata J. M. Tucker 1966-1 3946 Yolo In garden at 1200 Harvard Drive, Davis Comment
  UCD168398  Stachys stricta Ellen Dean; M. Hoshovsky 2017-4-18 9315 Yolo Audubon Bobcat Ranch. Lands to the north of Hwy 128. Eastern portion of ranch adjacent to ranch headquarters. Area has burned three times in previous three years. 114 Comment
  SD240962  Stellaria media George K. Helmkamp, E. A. Helmkamp 2012-3-9 18617 Yolo Sacramento Valley: County Road 16, 2.1 miles east of its junction with County Road 102; at the area where the road turns sharply north, c. 4 miles NE of Woodland (Grays Pond 7.5'Q) 17 Comment
  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
  SFV1246  Stellaria nitens R. Y. Berg 1964-3-14 8014 Yolo Cache Creek. State Highway 16 about 2.5 miles northwest of Rumsey. 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
  UCD136460  Stephanomeria virgata subsp. pleurocarpa M. Phillips 1929-10-1 2071 Yolo Putah Canyon. Comment
  SEINET240473  Stipa nutans Beecher Crampton 1953-6-11 1805 Yolo UC Davis agronomy experimental area, plant introduction nursery Comment
  UCR212311  Stipa pulchra Ayzik Solomeshch 2004-5-5 s.n. Yolo Audubon Bobcat Ranch, northwest of the city of Winters. Northeastern part of the ranch, Maxwell Flat area, accessed by private road that is at the end of Moody Slough Rd. 71 Comment
  HSC43966  Streptanthus glandulosus Robert M. Specht 1977-4-12 638 Yolo Along Rayhouse Rd. 610 Comment
  UCD34261  Suaeda calceoliformis Beecher Crampton 1978-6-27 9616 A Yolo 4 miles S.E. of Woodland. Comment
  UCD33818  Suaeda nigra Beecher Crampton 1973-6-22 8964 Yolo 3 miles S.E. of Woodland (in direct line), county roads 25 and 103. Comment
  UCD81055  Suaeda nigra Ellen Dean; G. Harrington, T. Starbuck 2009-5-13 5591 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
  UCD36096  Symphyotrichum chilense Beecher Crampton 1952-10-18 864 Yolo I mile east of city of Davis, along railroad. Comment
  UCD77364  Symphyotrichum chilense Robert E. Preston 1999-10-24 1250 Yolo Vic Fazio Wildlife Area, Causeway Unit. 3 Comment
  UCD136694  Symphyotrichum subulatum Daryl Koutnik 1978-10-15 s.n. Yolo city of Davis at the northwest corner of Blackburn Drive and Tulip Lane. 15 Comment
  UCD86184  Taeniatherum caput-medusae William Moon 1966-5-11 s.n. Yolo 7 miles w.n.w. of Davis (in direct line), west of County Road 95 between roads 29 and 31. Wm. Moon Ranch. Comment
  RSA261392  Tamarix parviflora Elaine J. Imada 1971-4-10 6 Yolo Along Cache Creek; State Hwy 16, 2 miles S of the Colusa-Yolo Co line. Comment
  SEINET10575098  Tamarix parviflora John F. Gaskin 1998-7-3 Gaskin 81 Yolo Hwy CA 16, 1/4 mile N of Capay, Cache Creek. Comment
  SEINET10862916  Tamarix parviflora John F. Gaskin 1998-7-3 Gaskin 82 Yolo Road 57, Cache Creek, Guinda. Comment
  UCD101737  Tamarix parviflora Joseph M. DiTomaso 1976-4-9 396 Yolo Below Monticello Dam, Lake Berryessa, south facing slope above Putah Creek. 121 Comment
  UCD136734  Taraxacum officinale Beecher Crampton 1960-9-21 5782 Yolo Davis. Comment
  UCD136809  Taraxacum officinale Collector Unknown 1925-7-14 1631 Yolo Davis. Comment
  UCD96954  Tetragonia tetragonoides C. F. Ehlig 1951-5-2 43 Yolo Truck Crops Field Plots, 2 miles west of Davis. Comment
  UCD93332  Thinopyrum ponticum Beecher Crampton 1955-7-11 2981 Yolo 2 miles NE of Davis, along County Road 102. Comment
  UCR119140  Thlaspi arvense Beecher Crampton 1967-4-19 7832 Yolo Sacramento Valley, Davis, UC campus. 15 Comment
  CDA12081  Thysanocarpus curvipes G. F. Hrusa 1989-4-8 5912 Yolo North Coast Biodiversity Arena; Hwy 16 and Cache Creek immed. N of Capay Valley. 137 Comment
  UC596390  Thysanocarpus curvipes R. F. Hoover 1938-2-22 2765 Yolo Putah Creek Canyon Comment
  UC765046  Thysanocarpus curvipes R. F. Hoover 1938-2-22 2765 Yolo Putah Creek Canyon Comment
  UC765142  Thysanocarpus curvipes R. F. Hoover 1938-4-23 3202 Yolo Grade on Rumsey-Arbuckle Road Comment
  UCD20912  Thysanocarpus curvipes N. Nicola 2001-2-16 03 Yolo Eastern foothills of inner North coast range, Capay Valley, 0.9 miles as the crow flies N of Rumsey; Lowrey Ranch. Comment
  RSA0057421  Thysanocarpus laciniatus Keith E. Hoffmaster 1946-3-29 1060 Yolo Putah Canyon, near Napa County line. Comment
  UCD13210  Torilis arvensis Charles Martin 1986-5-9 24 Yolo Along hwy 128, 5.3 mi E of Monticello Dam, along Putah Creek. 91 Comment
  UCD81068  Torilis arvensis Ellen Dean; Drew Maraglia 2009-4-15 5432 Yolo city of Woodland. Woodland Regional Park. East side of County Road 102, just south of County Road 25. 9 Comment
  CDA37071  Torilis nodosa CDFA Staff s.n. Yolo Rominger Prop., north of County Road 19, east of County Road 92C, west of County Road 94B. 0 Comment
  CAS-BOT-BC173003  Toxicodendron diversilobum P. B. Kaufman 1950-4-7 25 Yolo Putah Canyon Comment
  CAS-BOT-BC173004  Toxicodendron diversilobum Chas. Heiser 1947-4-21 1908 Yolo Putah Creek, campus Comment
  CAS-BOT-BC173006  Toxicodendron diversilobum Alice Eastwood 1927-3-28 14202 Yolo Near Winters Comment
  UCD168482  Toxicoscordion fremontii Ellen Dean 2017-3-15 9270 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
  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
  UCD151016  Tragopogon porrifolius D. S. Park 2010-5-28 96 Yolo UCD, Flower bed north of Wickson Hall. 16 Comment
  UCD149328  Tribulus terrestris Collector Unknown 1925-6-1 s.n. Yolo University of California, Davis. University Farm. 15 Comment
  UCR119129  Tribulus terrestris Beecher Crampton 1961-8-1 5960 Yolo Sacramento Valley, City of Davis, Southern Pacific railroad station 15 Comment
  SEINET10407761 Image available Tribulus terrestris J. M. Tucker, C. H. Lamoureux 1958-6-5 3399 Yolo Old Putah Creek channel, university arboretum, east side of the California Avenue bridge, UC Davis campus. Comment
  UCD107395  Tribulus terrestris Chas. Heiser 1947-6-25 1942 Yolo Davis. Comment
  UCD107408  Tribulus terrestris W. R. Russell 1958-5-13 s.n. Yolo West of California Avenue bridge, in University Arboretum, University of California, Davis. Comment
  UCD107416  Tribulus terrestris J. M. Tucker; C. H. Lamoureux 1958-6-5 3399 Yolo On the north bank of the Old Putah Creek channel, in the University Arboretum, east side of the California Avenue bridge, University of California campus, Davis. Comment
  RSA699714  Trifolium Keith E. Hoffmaster 1940-4-28 967 Yolo Davis, 2 mi. north. Comment
  UCD39968  Trifolium Beecher Crampton 1966-7-6 s.n. Yolo UC Davis Campus, Agronomy Experimental Area; grown from seed of unknown origin. P.I. 290-017. Comment
  UCD169003  Trifolium albopurpureum Ellen Dean; Dash Weidhofer and Audubon trip participants 2017-4-1 9304 Yolo Audubon Bobcat Ranch. Lands north of Hwy 128 and Putah Creek west of town of Winters. Area burned three times in the past three years. Central part of ranch. Ridge extending south from undeveloped road west of headquarters. 157 Comment
  UCD35571  Trifolium albopurpureum Beecher Crampton 1958-4-21 4704 Yolo 1/2 mile N of Guinda, Capay Valley, along State Highway 16. Comment
  UC625441  Trifolium albopurpureum var. albopurpureum Frank W. Gould 1938-4-22 Yolo 1/2 mi ne Rumsey 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
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Jun 16 2008
  UCD41302  Trifolium bifidum Ellen Dean; Jean Shepard 2003-5-18 1805 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
  UCD107856  Trifolium bifidum Beecher Crampton 1965-4-6 7252 Yolo 2 miles west of Winters. Comment
  UCR226143  Trifolium bifidum var. bifidum Elaine Chow, Plant Biology 102 students 2008-4-6 001 Yolo Audubon Bobcat Ranch, lands to the north of Hwy 128, on north side of Putah Creek downstream of Monticello Dam, Bray Canyon 109 Comment
  RSA699729  Trifolium bifidum var. decipiens Keith E. Hoffmaster 1946-4-19 1098 Yolo 3-4 miles N of Davis. Comment
  UCD33596  Trifolium campestre Beecher Crampton 1970-6-22 8621 Yolo UC Davis Campus, Dairy Barn lawn. Comment
  UCD108284  Trifolium ciliolatum Fleur Ng'weno 1989-5-5 DQ 35 Yolo D-Q University County Road 31, 9 miles west of Davis city center. 30 Comment
  UCD58044  Trifolium ciliolatum Ellen Dean; K. Mawdsley 2007-4-6 3583 Yolo Tuleyome Ireland Ranch. In inner coast range, northwest of the City of Winters, between Salt Creek and Enos Creek, just north of Wild Cow Mountain. SE portion of ranch. 476 Comment
  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
  UC631078  Trifolium depauperatum var. amplectens P. B. Kennedy 1915-4-26 Yolo Roadsisdes - Suburbs Davis Comment
  UCD35889  Trifolium depauperatum var. amplectens Beecher Crampton 1966-4-28 7681 Yolo 1 mile southwest of Saxon Station. (site) Comment
  UCD82068  Trifolium depauperatum var. amplectens Beecher Crampton 1966-4-28 7681 Yolo 1 mile southwest of Saxon Station. (site) Comment
  CDA36923  Trifolium depauperatum var. truncatum 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
  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
  UCD146737  Trifolium dubium Carol W. Witham 2003-4-26 966 Yolo DFG Tule Ranch vernal pools. Approximately 8 miles southeast of Davis. Southeast of the junctions of County Roads 38 and 105. 4 Comment
  UCD41085  Trifolium dubium N. Nicola 2003-3-22 252 Yolo Eastern foothills of inner north coast range, Capay Valley. Cache Creek Riparian Preserve. Comment
  CDA4279  Trifolium fragiferum R. E. Skaggs 1967-7-3 Yolo 1113 Alice Street, Davis. 0 Comment
  UCD21052  Trifolium fucatum Vernal Pool Team 2002; Carol Witham and Jennifer Buck 2002-4-5 232 Yolo S of the city of Davis. Along Road 38, approximately 0.25 miles S of its intersection with Road 105. Glide/Tule Ranch site, pool # GLI002. 2 Comment
  UCD48024  Trifolium fucatum Ryan Knox; E. McDermott, and G. Walden 2002-4-13 17 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. 480 Comment
  UCR119092  Trifolium fucatum Beecher Crampton 1966-4-19 7653 Yolo Sacramento Valley, 1/4 mile south of Saxon Station site. 15 Comment
  UCD33624  Trifolium fucatum Beecher Crampton 1971-4-21 8675 Yolo 6 miles WNW of Davis, along County Road 96 between County Roads 30 and 31. Comment
  SBBG29026  Trifolium gracilentum B. Crampton 1966-4-11 7639 Yolo Woodland, along the railroad Comment
  UCD109741  Trifolium gracilentum C. P. Dutt 1928-4-10 s.n. Yolo Davis. Armstrong Ranch. Comment
  UCD35740  Trifolium gracilentum Beecher Crampton 1953-3-30 1044 Yolo Durst Ranch, about 9 miles west of Dunnigan. Comment
  UCD35786  Trifolium gracilentum Beecher Crampton 1962-4-23 6235 Yolo Woodland at S.P. R.R. station. Comment
  UCD21385  Trifolium gracilentum var. gracilentum J. Shepard 2001-3-26 427 Yolo Yolo County Grasslands Park: East of Davis, from intersection of I-80 and Mace Blvd., 4 mi. south on Mace Blvd. (County Road 104), thence east 0.3 miles on County Road 36. Then, 50 yards north into field. 12 Comment
  UCD58043  Trifolium hirtum Ellen Dean; K. Mawdsley 2007-4-6 3582 Yolo Tuleyome Ireland Ranch. In inner coast range, northwest of the City of Winters, between Salt Creek and Enos Creek, just north of Wild Cow Mountain. SE portion of ranch. 476 Comment
  UCD73237  Trifolium hirtum Ellen Dean; Susan Xhang, Christa Lindsey, Chris Mosser 2008-5-3 4902 Yolo Audubon Bobcat Ranch, lands to the north of Hwy 128 on north side of Putah Creek, downstream of Monticello Dam. On hillside on west side of canyon. 91 Comment
  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
  UCD109769  Trifolium hirtum W. Biehler 1950-1 s.n. Yolo On Davis campus. Comment
  UCD111218  Trifolium hybridum Collector unknown 1925-5-9 1737 Yolo Davis. Comment
  UCD15490  Trifolium incarnatum Ted Graber 1984-4-15 18 Yolo North of Davis suburbs where they are presently building. 12 Comment
  UCD59322  Trifolium microcephalum Ellen Dean; Kate Mawdsley 2007-5-11 3746 Yolo Tuleyome Ireland Ranch. In inner coast range, northwest of the City of Winters, between Salt Creek and Enos Creek, just north of Wild Cow Mountain. Central part of ranch near western portion of loop road. 638 Comment
  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
  UCD38986  Trifolium oliganthum Beecher Crampton 1961-3-27 5845 Yolo 2 miles west of Winters. Comment
  UCD36186  Trifolium olivaceum Beecher Crampton 1953-4-9 1062 Yolo 3 miles west of city of Winters. Comment
  UCD73669  Trifolium olivaceum Ayzik Solomeshch 2005-4-10 s. n. Yolo Audubon Bobcat Ranch, northwest of the city of Winters. Northeastern part of ranch, Maxwell Flat area, accessed by private road that is at the end of Moody Slough Rd. 71 Comment
  UCD35834  Trifolium olivaceum Beecher Crampton 1965-4-6 7251 Yolo 2 miles west of Winters. Comment
  UCD39899  Trifolium pilulare Beecher Crampton 1978-4-17 s.n. Yolo UC Davis Campus, Agronomy Experimental Area, Plant Introduction Nursery, row B-11. Comment
  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
  UCD59324&