Search Results — 2000 specimen records retrieved (1405 records with coordinates)
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(For large data reqests, please contact Jason Alexander, jason_alexander@berkeley.edu.)

 Please cite data retrieved from this page: Data provided by the participants of the Consortium of California Herbaria (ucjeps.berkeley.edu/cch_archive/).
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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
  UCD33836  Abutilon theophrasti Beecher Crampton 1973-7-30 8990 Yolo Yolo County, Davis, one plant along Covell blvd. Comment
  UCD34114  Abutilon theophrasti Beecher Crampton 1976-8-9 9407 Yolo Road 29 W of Hwy. 113. 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
  UCD39750  Acacia longifolia Beecher Crampton 1957-3-18 s.n. Yolo University of California, Davis Campus. Comment
  SEINET947386  Acacia neriifolia Marian Mors 1959-1 s.n. Yolo University of California campus, Davis Comment
  CHSC83184  Acer William C. Overton Jr. 1982-5-3 Yolo City of Davis, US Davis campus, across road from Mrak bridge, east of parking lot with orange trees, tree of SE (?) corner of little brown shingled building that once housed Arbie Hdqtrs. Comment
  HSC62843  Acer macrophyllum J. M. DiTomaso 1979-5-12 992 Yolo Next to Putah Creek below Monticello Dam 91 Comment
  POM136910  Acer macrophyllum C. F. Baker 1903-5-8 2981 Yolo Cache Creek Canyon Comment
  SBBG25336  Acer negundo P. Paige 1960-3-23 4 Yolo bank of Putah Crk, Davis Comment
  UCD117114  Acer negundo H. MacKenzie 1949-6-1 25 Yolo University of California Davis, campus. Comment
  UCD141675  Acer negundo Ellen Dean; M. Taylor 2013-6-18 7796 Yolo City of Davis South Fork Preserve, along Mace Blvd. (County Road 104) south of the City of Davis boundary. North bank of Putah Creek in MBN Plot 5A of the Putah Creek vegetation survey. 9 Comment
  UCD81459  Acer negundo var. californicum M. Wiesendanger 1927-5-4 635 Yolo Putah Canyon. Comment
  UCD128291  Achillea millefolium J. Buck 1996-5-9 5 Yolo City of Davis, off of Covell Boulevard. 15 Comment
  UCD150941  Achillea millefolium D. S. Park; D. Potter 2010-4-22 22 Yolo 128 roadside east, edge of parking area. Small population. Disturbed. 86 Comment
  UCD128328  Achillea millefolium J. McGrath 1963-3-17 12 Yolo State Highway 128, 8 miles west of Winters. 121 Comment
  CDA37069  Achyrachaena mollis CDFA Staff s.n. Yolo Rominger Prop., north of County Road 19, east of County Road 92C, west of County Road 94B. 0 Comment
  UCD128413  Achyrachaena mollis P. B. Kennedy 1915-4-26 s.n. Yolo Davis. 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
  UCD128381  Achyrachaena mollis C. G. Baughn 1949-4-29 37 Yolo Hungry Hollow Hills, 2 miles west of Zamora. Comment
  UCD20808  Acmispon brachycarpus N. Nicola; C. Kremen 2001-3-16 024 Yolo Eastern foothills of inner north coast range, Capay Valley, 0.9 miles as the crow flies N. of Rumsey; Lowrey Ranch. Comment
  UCD40986  Acmispon wrangelianus Carol W. Witham 2003-4-9 916 Yolo DFG Tule Ranch vernal pools. Approximately 8 miles southeast of Davis. Southeast of the junctions of County Roads 38 and 105. 4 Comment
  CDA37115  Acroptilon repens D. B. Joley 1976-6-11 12 Yolo 0.5 mile south of Babel Slough Road on South River Road. 0 Comment
  UCD128395  Acroptilon repens Beecher Crampton 1959-6-11 5352 Yolo West Sacramento, along Galveston Street. Comment
  UCD128571  Acroptilon repens W. D. Norton 1931-5-1 2201 Yolo location unknown. Comment
  CDA19179  Acroptilon repens J. Young 2001-6-1 PDR 050662 Yolo Sacramento Valley; near the junction of East Main St. and Hwy 128, Winters. 0 Comment
  CDA19898  Acroptilon repens R. Breckenridge 2002-7-2 PDR 1204557 Yolo Northern California; at Hwy 128 & E Main St, Winters. 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
  UC466770  Adenostoma fasciculatum Francis Ramaley 1917-5-29 11310 Yolo 8 mi. e. Winters Comment
  CDA1672  Aegilops triuncialis C. Justus 1958-5-28 Yolo Cabel Ranch, Winters. 0 Comment
  CDA8338  Aegilops triuncialis Robin Breckenridge 2008-5-12 PDR# 1313561 Yolo Capay, 23585 Hwy 16. 0 Comment
  CHSC114891  Aegilops triuncialis Breckewidge 2008-5-12 Yolo Capay, 23585 Hwy 16. Comment
  UCD51569  Aegilops triuncialis Beecher Crampton 1972-5-28 8809 Yolo Road 95 west of Airstrip. Comment
  UCD51574  Aegilops triuncialis A. Haig 1958-10-1 s.n. Yolo Fred Coble Ranch, 2 miles west of Winters. Comment
  UCD51576  Aegilops triuncialis Beecher Crampton 1959-5-26 5255 Yolo along State Hwy. 128, 2.5 miles west of Winters. Comment
  UCD51577  Aegilops triuncialis 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
  SEINET11695731  Aegilops triuncialis Unknown 1959-5-26 5255 Yolo 2.5 mi W of Winters, CA 128 Comment
  CAS-BOT-BC206888  Aesculus californica Lara Hawthorne 1989-6-3 17 Yolo Hwy 128 near Stebbins Reserve 97 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
  UCR206348  Aesculus californica George K. Helmkamp, E. A. Helmkamp 2009-5-20 14725 Yolo Inner Coast Range, west side of Cache Creek along CA-16, 5.5 miles southeast of the Colusa County line 177 Comment
  SEINET5743816 Image available Aesculus californica Betsy Rich 1974-1 35 Yolo Foothill oak grassland near Putah Creek; State Hwy 128, 1 mile W of its intersection with Pleasants Valley Road.; Putah Creek Comment
  UCD128438  Agoseris heterophylla Beecher Crampton 1955-4-14 2479 Yolo Yolo County; 7.5 miles west of Davis, Moon Ranch. Comment
  SEINET242443 Image available Agropyron desertorum Beecher Crampton 1955-5-25 T.O.s.n. Yolo UC Davis Campus, Agronomy Experimental Area Comment
  SEINET241286 Image available Agropyron fragile Beecher Crampton 1960-6-24 T.O. 2516 Yolo UC Davis Agronomy experimental area, plant introduction nursery, planted as seed obtained from SCS Plant Materials Cen. Comment
  SEINET3915914  Agropyron libanoticum M. Nazir Sankary 1971-5-15 s.n. Yolo Raised from seed in field near Botany Department greenhouses, University of California campus, Davis, CA.; 0 Comment
  SEINET5720060 Image available Agropyron libanoticum Nazir M. Sankary 1971-1 s.n. Yolo Raised from seed in field near Botany Department Greenhouses, University of California campus.; Davis Comment
  SEINET3915956  Agropyron smithii Beecher Crampton 1963-7-22 2345 Yolo Uc Davis agronomy experimental area, plant introduction nursery, row E-122.; 0 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
  CDA3362  Agrostemma githago P. B. Kennedy 1918-1 Yolo University Farm, Davis. 0 Comment
  UC1151660  Agrostis avenacea Beecher Crampton 1958-6-27 4978 Yolo along the railroad 1.3 mi s Dunnigan Comment
  CDA1700  Agrostis capillaris N. van Kleeck 1975-2-4 Yolo 1407 Whittier Drive, Davis. 0 Comment
  CDA1704  Agrostis capillaris N. van Kleeck 1974-11-4 Yolo 1407 Whittier Drive, Davis. 0 Comment
  CDA1705  Agrostis capillaris N. van Kleeck 1971-8-3 Yolo 1400 Whittier Drive, Davis. 0 Comment
  UCD51858  Agrostis capillaris Leonard 1919-6-13 3065 Yolo Davis. Comment
  RSA654917  Agrostis densiflora Beecher Crampton 1963-6-20 3108 Yolo UC Davis Agrostis Nursery, A-G. Grown from seed collected July 27, 1955 in Mendocino County, 4 miles south of Fort Bragg, 1.5 miles north of Caspar along State Highway 1, near Jughandle Creek Comment
  UCD52281  Agrostis exarata var. microphylla P. B. Kennedy 1920-7-31 x 3592 Yolo Davis, Field - campus - Berkeley. Comment
  UCD53492  Agrostis stolonifera Leonard 1919-6-14 X 3064 Yolo Davis. Comment
Read comments
Jul 22 2006
  RSA697343  Aira danthonioides Keith E. Hoffmaster 1939-4-15 s.n. Yolo Davis Comment
  SEINET5732709 Image available Ajuga reptans Terri Simon 1975-1 35 Yolo Cultivated in shaded garden at 320 K Street, Davis.; Davis Comment
  UCD166124  Alisma lanceolatum Luis Espino 2016-10-11 s.n. Yolo southeast of the city of Davis. Just southeast of intersection of county roads 106 and 35. 5 Comment
  UCD48251  Allium amplectens M. K. Voigt; E. Sweeney and M. Miller 2002-4-13 11 Yolo McLaughlin UC Reserve. W side of Davis Creek Reservoir, 10 m S of road that goes from Soda Spring area to Rayhouse Rd. Ca. 0.5 airline mile due N of Soda Springs and Ca. 1.0 airline 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
  CAS-BOT-BC472799  Allium neapolitanum Peter H. Raven 1955-4-17 8278 Yolo Davis Comment
  NY663906  Allium neapolitanum B. Crampton 1977-4-1 9460 Yolo Comment
  UCD138562  Allium neapolitanum Beecher Crampton 1971-4-7 s.n. Yolo Davis. Comment
  UC630440  Allium serra Annetta Carter 1938-5-7 1361 Yolo 3.6 mi n Rumsey; Inner North Coast Range, Cache Creek canyon 152 Comment
  UCD59342  Allium serra Ellen Dean; Kate Mawdsley 2007-5-11 3766 Yolo Tuleyome Ireland Ranch. In inner coast range, northwest of the City of Winters, between Salt Creek and Enos Creek, just north of Wild Cow Mountain. Central part of ranch. 546 Comment
  CAS-BOT-BC475458  Allium serra Annetta Carter 1938-5-7 1361 Yolo Cache Creek canyon, 3.6 miles north of Rumsey, Inner North Coast range 152 Comment
  UCD82081  Allium serra Robin McMaster 1973-4-15 308 Yolo 3 mi NW from Rumsey. Comment
  SBBG115351  Alnus rhombifolia M. Henry 1972-1-28 Yolo UC Davis Arboretum, Law School Comment
  UCD110027  Alnus rhombifolia J. T. Shugrue 1960-5-16 65 Yolo Across from Apiary, University of California campus, Davis. Comment
  UCD55985  Alopecurus P. B. Kennedy 1915-4-26 s.n. Yolo Outskirts of Davis. Comment
  UCD37908  Alopecurus saccatus Beecher Crampton 1962-4-28 6346 Yolo Yolo County, 2 miles northeast of city of Davis, near city dump. Comment
  UCD55958  Alopecurus saccatus P. B. Kennedy 1915-4-26 s.n. Yolo Outskirts of Davis. Comment
  UCD114090  Alyssum simplex Arthur M. Shapiro 1986-3-31 s.n. Yolo Broderick, near Marina Inn parking lot, ca. 500 feet from west bank of Sacramento River and ca. 350 feet north of West Capitol Avenue. Comment
  UCD81844  Amaranthus albus Ellen Dean; M. Showers, G. Harrington 2009-6-3 5762 Yolo Woodland Regional Park. City of Woodland property on the E side of County Road 102, just S of County Road 25. Old rodeo area with buildings now removed. 9 Comment
  UCD108107  Amaranthus arenicola A. M. Shapiro 2011-9-15 s.n. Yolo West Sacramento, 1 km W of intersection of W. Capitol Ave. and Enterprise Blvd. Yolo Bypass. Comment
  UCD21318  Amaranthus blitoides J. Shepard 2000-5-26 275 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. Between ruts in gravel road 12 Comment
  UCD97200  Amaranthus blitoides P. B. Kaufman 1950-5-20 42 Yolo Near Botany Building, University of California campus, Davis. Comment
  UCD39253  Amaranthus californicus B. Crampton 1952-11-11 907 Yolo About 1.5 miles east of Woodland. Comment
  UCD97082  Amaranthus cruentus Beecher Crampton 1969-10-2 8515 Yolo Davis. Comment
  UCD39250  Amaranthus deflexus B. Crampton 1952-10-11 855 Yolo Davis. Waste lot in adobe soil. Comment
  UCD40546  Amaranthus hybridus Samantha Corte 1988-6-7 15 Yolo 1/4 mi. east of Sikes Road, on Tremont. 13 Comment
  UCD36489  Amaranthus palmeri Beecher Crampton 1953-10-15 1689 Yolo Yolo County, city of Davis, University of California Sprinkler Plots. Comment
  UCD13412  Amaranthus powellii K. Meares 1996-9-24 017 Yolo City of Davis, northern part. On greenbelt between Jalisco and Grande. 15 Comment
  UCD97530  Amaranthus powellii C. J. W. 1913-9-1 313 Yolo Davis. Comment
  UC60097  Amaranthus retroflexus Ethel Hyde 1938-9-26 Yolo Davis Comment
  UCD36086  Amaranthus retroflexus Beecher Crampton 1952-10-11 853 Yolo Yolo County, city of Davis, waste lot. Comment
  UCD97753  Amaranthus retroflexus H. R. Drever 1945-6-13 Yolo Davis. Comment
  UCD97772  Amaranthus retroflexus P. B. Kennedy 1914-7-1 s.n. Yolo University Farm, Davis. Comment
  UCD19125  Amaranthus tuberculatus var. rudis A. M. Shapiro 1988-9-2 s.n. Yolo NW corner of junction of Yolo County Rds. 6 and 99W, near Dunningan exit from I-5. Comment
  CDA16115  Ambrosia psilostachya G. F. Hrusa 1999-8-28 15269 Yolo Sacramento Valley; Tule canal. Levee Rd., Rd. 107, +/- 1/4 mi N of I-5. 7 Comment
  UCD128823  Ambrosia psilostachya Daryl Koutnik; John Sowell 1978-10-27 567 Yolo Putah Creek, east of county road 106 and west of Yolo Causeway. 6 Comment
  UCD81557  Ambrosia psilostachya W. W. Robbins; W. D. Norton 1927-10-1 s.n. Yolo West of Davis. Comment
  CDA19940  Ambrosia psilostachya R. Breckenridge 2002-7-3 PDR 1204564 Yolo Northern California; Co Rd 79 in Brooks. 0 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
  UCD102877  Ammannia robusta Charles B. Heiser Jr. 1947-7-8 1952 Yolo North of Davis. Comment
  UCD37759  Ammi visnaga Beecher Crampton 1961-10-25 6042 Yolo 4 miles NW of Bryte, Yolo Bypass, S of Todhunter's Lake. Comment
  CDA16120  Ammi visnaga G. F. Hrusa 1999-7-14 15116 Yolo Sacramento Valley; Tule canal. along levee, +/- 1/2 mi N of I-5, +/- 1/4 mi N of Main St extension, Woodland. 0 Comment
  CDA5348  Ammi visnaga C. Justus 1961-7-1 Yolo State Highway #16, River Road between Woodland and Sacramento. 0 Comment
  UCD126106  Ammi visnaga Beecher Crampton 1968-9-4 8331 Yolo Yolo Bypass ca. 4.5 miles E of Davis. Comment
  UCD81949  Ammi visnaga Gordon Harrington 2009-7-23 87 Yolo SE edge of city of Woodland. At intersection of County Roads 103 and 25, on N side of 25. At entrance to City of Woodland preserve. 9 Comment
  SEINET10408279 Image available Amorpha californica June McCaskill, Roman Gankin 1962-5-2 650 Yolo ca. 20 yards above road; State Highway 16, 2.7 miles south of junction with State Highway 20 Comment
  RSA158047  Amorpha californica var. californica Roman Gankin, June McCaskill 1962-5-2 650 Yolo Hwy 16, 2.7 miles south of jct. with Hwy 20, 20 yarrds above road Comment
Read comments
Sep 17 2008
  CAS-BOT-BC213989  Amsinckia Peter H. Raven 1955-4-16 8274 Yolo Fields about Davis Comment
  HSC3540  Amsinckia douglasiana M. Dole 1963-4-7 6 Yolo 1/2 mi. N of U.S. 40 on Rd. 104 Comment
  SEINET3828383  Amsinckia intermedia George K. Helmcamp, E. A. Helmkamp 2012-1 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 7.5. 65 Comment
  UCD80940  Amsinckia intermedia Ellen Dean; F. Singh, L. Raber, C. Kraintz, R. Ghaffarzadeh 2009-4-1 5343 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
  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
  SEINET5612762 Image available Amsinckia intermedia Unknown 1974-1 6 Yolo California: Yolo County, Davis F street; Grassy field along roadside, disturbed soil. Flws. orange-yellow. Comment
  SFV3060  Amsinckia intermedia B. J. McCaskill, K. Onaga 1963-5-2 664 Yolo Sacramento Valley Davis. U. C. Davis campus. Field just southwest of Gilmore Hall. Comment
  UCD119270  Amsinckia intermedia A. A. Beetle 1945-2-22 4194 Yolo Cottonwood Slough, southwest of Madison. Comment
  UCD119683  Amsinckia intermedia P. B. Kennedy 1915-4-26 s.n. Yolo Alk belt -- outskirts -- Davis. Comment
  UCD15291  Amsinckia intermedia Claire Warshaw 1985-4-5 3 Yolo 4 miles west of the intersection of Highway 128 and Pleasants Valley Road; Comment
  UCD82147  Amsinckia lycopsoides Jean Shepard 2000-3-5 60 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
  UCR219519  Amsinckia lycopsoides Jean V. Shepard 2000-5-13 241 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
  SEINET12519223  Amsinckia lycopsoides Stephen R. Chapman 1963-1 23 Yolo North side of Willow Slough, 0.5 mile west of County Road 102 Comment
  RSA0089944  Amsinckia menziesii D. Charlton 1990-3-3 4170 Yolo Southwest of University of California, Davis, frontage road off Highway 80. 15 Comment
  UC638713  Amsinckia menziesii var. menziesii Ethel Crum 1938-5-7 1986 Yolo 4 mi n Rumsey (Cache Creek); Inner North Coast Range, Cache Creek 152 Comment
  UC133147  Ancistrocarphus filagineus C. F. Baker 1903-5-8 2888 Yolo Cache Creek Canyon Comment
  UC405429  Ancistrocarphus filagineus Blankinship 1893-4-15 Yolo Capay Comment
  UC793827  Andropogon glomeratus var. pumilus A. A. Beetle 1946-7-13 4691 Yolo 1 mi below Canon Ball Pt.; below Canon Ball Pt. Comment
  UCD38868  Andropogon glomeratus var. pumilus Beecher Crampton 1962-10-30 6710 Yolo 8.5 miles west of Winters. State Hwy. 128. Putah Creek Canyon, Vaca Mts. Comment
  UCD56066  Andropogon glomeratus var. pumilus A. A. Beetle 1946-7-13 4691 Yolo Putah Canyon. Comment
  UCR151942  Andropogon glomeratus var. pumilus Beecher Crampton 1962-10-30 6710 Yolo Putah Creek Canyon, Vaca Mtns: 8.5 mi west of Winters, on State Hwy 128 Comment
  SEINET3918324  Andropogon virginicus var. hirsutior Alan A. Beetle 1946-7-13 4691 Yolo 1 miles below canon ball pt.; 0 Comment
  UCD114662  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
  CAS-BOT-BC391770  Anemone deltoidea Mrs. H. C. Cantelow 1932-8-17 369 Yolo Unspecified Comment
  SEINET5717761 Image available Anemopsis californica Shirley C. Tucker 1988-1 28886 Yolo Cultivated in courtyard of Robbins Hall (Botany Dept.) University of California, Davis.; Univ. of California, Davis Comment
  CDA20513  Anredera cordifolia C. Blomquist 2004-9-24 s.n. Yolo Sacramento Valley; Davis, E St between 6th and 7th in alley. 0 Comment
  CDA36213  Anthemis cotula G. K. Helmkamp, E. A. Helmkamp 2009-5-2 14724 Yolo Western Sacramento Valley; Capay Valley; along CA Hwy 16, 1.5 miles west of Capay. Comment
  RSA758528  Anthemis cotula George K. Helmkamp, E. A. Helmkamp 2009-5-20 14724 Yolo Capay Valley; along CA-16, 1.5 miles west of Capay 70 Comment
  RSA261396  Anthriscus caucalis R. T. Wurster 1960-4-3 s.n. Yolo State Highway 16, in town of Capay 37 Comment
  UCD41113  Antirrhinum majus K. Arhangelsky 2002-5-9 204 Yolo Eastern foothills of inner north coast range, Capay Valley. North of Guinda, Rd 43 off Hwy 16; Fullbelly Farm. 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
  UCD73729  Aphanes macrosepala Ayzik Solomeshch 2004-5-23 s. n. Yolo Audubon Bobcat Ranch, west of the city of Winters. Southeastern corner of ranch. 83 Comment
  RSA401384  Apocynum sibiricum Glenn A. Gorelick 1966-6-1 s.n. Yolo At UC Davis, next to the railroad tracks, near the radiology labs Comment
  CAS-BOT-BC102246  Arctium lappa P. B. Kennedy 1920-6-21 s.n. Yolo Merrit Island - Sacramento R. Comment
  UCD81288  Arctostaphylos G. L. Stebbins Jr. 1966-2-22 6308 Yolo Summit ridge of Glasscock Mountain. 731 Comment
  UCD51474  Arctostaphylos hookeri Susan Sturgeon 1974-3-11 Yolo Near corner of A. Street. Comment
  UCD168421  Arctostaphylos manzanita subsp. laevigata Ellen Dean; M. Hoshovsky 2017-4-18 9332 Yolo Audubon Bobcat Ranch. Lands to the north of Hwy 128. Eastern part of ranch northwest of ranch headquarters; ridge northeast of Rattlesnake Rock. Area has burned three times in the past three years. 252 Comment
  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
  UCD53006  Arctostaphylos pajaroensis Roman Gankin 1967-1-16 s.n. Yolo Davis. Comment
  NY345968  Aristida purpurea var. californica J. G. Lemmon 05 1891 s.n. Yolo Caspan Valley Comment
  SBBG21219  Aristida ternipes var. gentilis B. Crampton 1963-9-19 6896 Yolo 2.5 mi W of Winters, St Hwy 128 Comment
  UCD56567  Aristida ternipes var. gentilis L. F. Lane 1950-5-22 s.n. Yolo west of Winters. Comment
  UCD56858  Aristida ternipes var. gentilis Beecher Crampton 1961-6-6 5895 Yolo 2 miles west of Winters. Comment
  LA76971  Aristolochia californica J. A. Ewan; 1934-3-18 8687 Yolo Putah Creek, 8 mi. above Winters Comment
  RSA696207  Aristolochia californica Keith E. Hoffmaster 1939-2-25 947 Yolo Putah canyon, Coast Range west of Winters 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
  UC449652  Artemisia douglasiana Tracy J. Storer 1912-6-29 Yolo Rumsey 152 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
  UCD35248  Arthrocnemum subterminale Beecher Crampton 1952-11-4 908 Yolo Roadside bank, alkali flats, about 1.5 miles east of Woodland. Comment
  UCD73034  Arthrocnemum subterminale Ellen Dean; Erika Smith and Casey Woodall 2008-5-12 4915 Yolo City of Woodland Alkali Grassland Preserve managed by Center for Natural Land Management on the south side of County Road 25, west of Road 103. 4 Comment
  UCD81065  Arthrocnemum subterminale Ellen Dean; G. Harrington, T. Starbuck 2009-5-13 5599 Yolo city of Woodland. Woodland Regional Park. East side of County Road 102, just south of County Road 25. Back horse pasture area on east side of drainage pond. By fence on east side of pasture. 9 Comment
  UCD56076  Arundo donax R. Tofsrud 1941-10-1 s.n. Yolo Davis. Comment
  UCD56077  Arundo donax R. Tofsrud 1941-10-1 150 Yolo Davis. Comment
  UCD160102  Asclepias cordifolia Emily Howard 2015-4-12 4 Yolo Audubon Bobcat Ranch. North side of Hwy 128, west of Winters. Southeast corner of ranch, west and uphill of ranch house headquarters. 137 Comment
  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
  SEINET955315  Asclepias curassavica Patricia Williams 1965-1 Yolo University of California campus, Davis. Comment
  CDA18045  Asclepias eriocarpa D. Guerrero, JY 1999-8-5 PDR 1202575 Yolo Roadside, Knights Landing. 0 Comment
  UC735731  Asclepias fascicularis Chas. Heiser 1946-8-19 1838 Yolo near Davis (along S. P. railroad tracks) Comment
  UCD141695  Asclepias fascicularis Ellen Dean; M. Taylor 2013-6-21 7807 Yolo North side of Putah Creek east of City of Winters. South of Russell Blvd. on east side HWY 505. Yolo County Housing Authority area. In or near Plot YHA 2A of Putah Creek vegetation survey. 6 Comment
  UCD55485  Asclepias fascicularis J. Shepard 2003-10-26 621 Yolo Yolo County Grasslands Park: East of Davis, from intersection of I-80 and Mace Blvd., 4.0 mi. south on Mace Blvd. (County Road 104), thence east Co. Rd. 36 .4 mi., then 10 yd. north. 12 Comment
  UCD81554  Asclepias fascicularis W. W. Robbins; W. D. Norton 1927-10-1 s.n. Yolo West of Davis. Comment
  SEINET215295  Asclepias fascicularis Robert Owens 1969-5-25 47 Yolo Near railroad tracks on G. Street at intersection with 10th Street, Davis. 15 Comment
  SEINET9360086  Asclepias fascicularis Unknown 1976-5-18 11 Yolo E Davis, N side of railroad tracks at jct of Mace Blvd and Road 115. Comment
  HSC36205  Asclepias speciosa John Rehling 1975-7-21 100 Yolo Near the S Pacific tracks just W of Davis. 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
  UCD121372  Asclepias speciosa C. B. Heiser Jr. 1946-8-19 1838 Yolo Along Southern Pacific Railroad, near Davis. Comment
  UCD138673  Asparagus officinalis subsp. officinalis Clarence R. Quick 1968-8-25 68 .04 Yolo Merritt Island. Near junction of country roads #140 and 142. 3.5 miles S of Clarksburg. Comment
  UCR119133  Astragalus didymocarpus Beecher Crampton 1963-5-24 6810 Yolo Sacramento Valley, Davis. 15 Comment
  UCD35849  Astragalus douglasii Beecher Crampton 1965-4-27 7292 Yolo 3 miles n.w. of Dunnigan County Road 86. Comment
  CAS-BOT-BC193222  Astragalus tener var. ferrisiae Roxana S. Ferris 1917-4-20 706 Yolo Tule land west of Dunnigan Comment
  UCD105338  Astragalus tener var. ferrisiae Beecher Crampton 1978-5-8 9578 Yolo Yolo County, 1/4 mile south of Saxon Station. Comment
  UCD105341  Astragalus tener var. ferrisiae P. B. Kennedy 1926-5-1 s.n. Yolo Davis, Univ. of CA farm. Comment
  UCD34225  Astragalus tener var. ferrisiae Beecher Crampton 1978-5-8 9578 Yolo Yolo County, 1/4 mile south of Saxon Station. Comment
  UCD72401  Astragalus tener var. ferrisiae Ellen Dean; C. Witham, R. Preston, J. Buck 2007-4-20 3705 Yolo Dept. of Fish and Game Tule Ranch property, SW of the intersection of County Roads 106 and 38 (continue S through gate on extension of C.R. 106, turn west to farm structures). 1 Comment
  UC1059027  Astragalus tener var. tener Beecher Crampton 1956-4-26 3315 Yolo alkaline flat along County Road 103, 7 mi ne Davis; ne <of> Davis Comment
  UCD15877  Astragalus tener var. tener Craig D. Thomsen 1998-6-4 s.n. Yolo Field south of Road 25, about 200 m. west of Road 103, between Davis and Woodland. Comment
  UCD38348  Astragalus tener var. tener Beecher Crampton 1955-3-28 2347 Yolo About 4.5 to 5 miles southeast of Woodland. Junction County roads 103 and 25. Comment
  UCD40987  Astragalus tener var. tener Carol W. Witham 2003-4-9 917 Yolo DFG Tule Ranch vernal pools. Approximately 8 miles southeast of Davis. Southeast of the junctions of County Roads 38 and 105. 4 Comment
  UCD60340  Astragalus tener var. tener Carol W. Witham 2003-4-9 917 Yolo DFG Tule Ranch vernal pools. Approximately 8 miles southeast of Davis. Southeast of the junctions of County Roads 38 and 105. 4 Comment
  UCD168440  Athysanus pusillus Ellen Dean 2017-3-15 9262 Yolo Audubon Bobcat Ranch, lands north of Hwy 128, just east of Monticello Dam. Bray Canyon and vicinity on the western side of ranch. Ranch burned once each year in 2014, 2015, 2016. 2017 has been a high rainfall year. Lower reaches of Bray Canyon, on east side of creek on roadbank of east side of road. 82 Comment
  UCD37593  Athysanus pusillus Beecher Crampton 1955-4-14 2493 Yolo Yolo County, 2 miles northwest of Dunnigan. Comment
  RSA97526  Atriplex Beecher Crampton 1954-8-20 2263 Yolo Along old Putah Creek channel, Davis. Comment
  RSA97529  Atriplex argentea Beecher Crampton 1952-10-24 871 Yolo 1.5 miles north of 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
  JEPS90592  Atriplex depressa Dean W. Taylor 1993-8-30 14059 Yolo ca. 100 m se <junction of> Road 102 <and> Rd. 25 (ca. 6 mi n of Davis); Sacramento Valley Comment
  RSA612720  Atriplex depressa H. C. Stutz 1995-8-7 9799 Yolo SE corner of Road 25 and 103 Comment
  UCD34288  Atriplex depressa Beecher Crampton 1978-9-13 9662 Yolo Yolo County, ca. 3 miles east of Woodland along Hwy.16, 1 mile east of its junction with county road 102. Comment
  UCD38285  Atriplex depressa B. Crampton 1952-10-24 873 Yolo Alkali flats, 1.5 miles north of Davis. Comment
  UCR118987  Atriplex depressa Beecher Crampton 1978-9-13 9662 Yolo Sacramento Valley, about 3 miles east of Woodland along Hwy. 16, 1 mile east of its junction with county road 102 9 Comment
  UCD44953  Atriplex hortensis Jean V. Shepard 2004-7-25 776 Yolo City of Davis, yard 1800 block Myrtle Place. Comment
  CHSC106021  Atriplex joaquinana Erica Smith 2007-7-12 11 Yolo City of Woodland Alkali Grassland Preserve managed by Center for Natural Land Management at the intersection of County Roads 103 and 25. South side of County Road 25. Throughout alkali grassland. In uplands near wet areas growing with Distichlis. UTM: 10S, 611779, 4278233. 4 Comment
  CHSC106023  Atriplex joaquinana Ellen Dean; K. Mawdsley 2008-4-16 4800 Yolo Southeast side of Woodland, Woodland Regional Park, just south of the intersection of County Roads 102 and 25, east side of road 102. Easternmost part of park on eastern side of reservoir area and horse paddock along roadside. 0 Comment
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Mar 31 2015
  JEPS100802  Atriplex joaquinana Dean W. Taylor 1993-7-9 13851 Yolo 3 air mi from Woodland; Central Valley 10 Comment
  SEINET4135107  Atriplex joaquinana Howard C. Stutz 1991-5-30 95515 Yolo Woodland.; 0 Comment
  SEINET4135122  Atriplex joaquinana Erica Smith 2007-6-28 6 Yolo City of Woodland Alkali Grassland Preserve managed by Center for Natural Land Management at the intersection of County Roads 103 and 25. South side of County Road 25.; 0 5 Comment
  UCD62895  Atriplex joaquinana Erica Smith 2007-7-12 10 Yolo City of Woodland Alkali Grassland Preserve managed by Center for Natural Land Management at the intersection of County Roads 103 and 25. South side of County Road 25 4 Comment
  UCD62898  Atriplex joaquinana Erica Smith 2007-7-12 11 Yolo City of Woodland Alkali Grassland Preserve managed by Center for Natural Land Management at the intersection of County Roads 103 and 25. South side of County Road 25 4 Comment
  UCD62931  Atriplex joaquinana Erica Smith 2008-4-18 12 Yolo City of Woodland Alkali Grassland Preserve managed by Center for Natural Land Management at the intersection of County Roads 103 and 25. South side of County Road 25 4 Comment
  UCD81054  Atriplex joaquinana Ellen Dean; G. Harrington, T. Starbuck 2009-5-13 5590 Yolo city of Woodland. Woodland Regional Park. East side of County Road 102, just south of County Road 25. Old rodeo area with bare areas where buildings used to be. 9 Comment
  UCR212310  Atriplex joaquinana Erica Smith 2007-7-12 11 Yolo City of Woodland Alkali Grassland Preserve, managed by Center fro Natural Land Management, at the intersection of County Roads 103 and 25. South side of County Road 25. 5 Comment
  UCR212355  Atriplex joaquinana Erica Smith 2007-6-28 06 Yolo City of Woodland Alkali Grassland Preserve, managed by Center fro Natural Land Management, at the intersection of County Roads 103 and 25. South side of County Road 25. 5 Comment
  SEINET4135104  Atriplex joaquinana Howard C. Stutz 1991-4-12 95461 Yolo Junction of Road 25 and Road 103, southeast of Woodland.; 0 Comment
  SEINET9345117  Atriplex parishii Unknown 1952-10-24 873 Yolo Alkali flats 1.5 mi N of Davis. Comment
  CAS-BOT-BC168433  Atriplex parishii var. depressa H. C. Stutz 1995-8-7 9799 Yolo SE corner of Rd 25 and 103 Comment
  JEPS41118  Atriplex prostrata Rimo Bacigalupi, L. R. Heckard and C. L. Custer 1965-10-4 9124 Yolo along Kentucky Ave. (Road 20) 1 1/8 mi ene Woodland (ca 1/4 mi n of Sewage Disposal Plant) 10 Comment
  UCD97618  Atriplex prostrata Rimo Bacigalupi; L. R. Heckard, C. L. Custer 1965-10-4 9124 Yolo along Kentucky Avenue (Road 20), 1/4 mile north of Sewage Disposal Plant. 1 and 1/8 miles east northeast of Woodland. 10 Comment
  UCD35234  Atriplex rosea Beecher Crampton 1954-9-22 2275 Yolo Yolo County, West Sacramento. Comment
  UCD97698  Atriplex semibaccata K. Esau 1941-6-28 s.n. Yolo Agronomy Plots in Davis. Comment
  UCD56206  Avena barbata R. Koch 1996-6-1 13 Yolo Davis. Along bike path in West Davis. 15 Comment
  CDA30900  Avena fatua M. Beyers 2010-4-3 341 Yolo Roadside along Highway 128, adjacent to Putah Creek Public Fishing Access #2. Comment
  SACT000409  Avena fatua Brian Brown 1975-10-17 Yolo dry levee dweller Comment
  UCD147280  Avena fatua Carol W. Witham 2003-4-11 950 Yolo DFG Tule Ranch vernal pools. Approximately 8 miles southeast of Davis. Southeast of the junctions of County Roads 38 and 105. 4 Comment
  UCD37834  Avena fatua Beecher Crampton 1962-4-18 6224 Yolo Yolo County, city of Davis, Southern Pacific Railroad Station. Comment
  UCD38524  Avena fatua Beecher Crampton 1956-3-1 3219 Yolo Southern city limits of Davis. Comment
  UCD41020  Avena fatua Carol W. Witham 2003-4-11 950 Yolo DFG Tule Ranch vernal pools. Approximately 8 miles southeast of Davis. Southeast of the junctions of County Roads 38 and 105. 4 Comment
  UCD56375  Avena fatua A. A. Beetle 1945-3-8 4199 Yolo Putah Creek Canyon. West of Winters. Comment
  UCD56378  Avena fatua Beecher Crampton 1956-3-1 3219 Yolo Southern city limits of Davis. Comment
  UCD56384  Avena fatua Beecher Crampton 1969-5-21 8447 Yolo East of Davis. El Macero. Mace and Chiles Road. Comment
  UCD69702  Avena fatua Kathy Baker 1982-6-6 33 Yolo Davis, field on west side of Adams Street. 50 yards from last house, 10 yards from road. On dry, rocky soil in full sun. 13 Comment
  HSC100287  Avena sativa J. P. Smith 2011-4-27 13132 Yolo North - West of the junction of Hwy. 16 and Co. Rd 22. 39 Comment
  UCD56467  Avena sativa C. B. Shah 1960-5-15 23 Yolo Davis. University of California campus. 15 Comment
  SEINET11695728  Avena sterilis Unknown 1965-5-12 T.O. 3722 Yolo UC Davis agronomy experimental area, plant introduction nursery, block L Comment
  CHSC24883  Azolla filiculoides T. L. Reynolds 1976-4-17 51 Yolo In Putah Creek ca. 50 yds s of Road 128 and ca. 10 yds nw of Low Water Bridge, 4.5 mi sw of Winters. 60 Comment
  UCD136016  Azolla filiculoides W. R. Russell; C. B. Heiser Jr. 1947-5-3 1908 f Yolo Under Yolo Causeway. Comment
  UCD129420  Baccharis glutinosa J. M. Tucker 1951-10-31 2307 Yolo about 1 mile east of Sorroco Station, southeastern Yolo County. Comment
  CAS-BOT-BC98619  Baccharis pilularis Roxana Stinchfield 1916-6-26 353 Yolo Fotthills wash of Dunnigan near Buckeye Creek Comment
  UCD96940  Baccharis pilularis Ellen Dean; C. Loughran, A. Fuller 2011-5-8 7004 Yolo Yolo County. Audubon Bobcat Ranch. Lands to the north of Hwy 128, just E of Monticello Dam. Bray Canyon. Two thirds of the way up canyon. Comment
  CAS-BOT-BC98216  Baccharis salicifolia Roxana Stinchfield 1916-6-25 340 Yolo Mouth of Buckeye Cr. in creek gravel. Comment
  UCD62800  Baccharis salicifolia Susan Zhang; Plant Biology 102 students 2008-5-3 7 Yolo Yolo County; Audubon Bobcat Ranch, lands to the north of Hwy 128 on north side of Putah Creek downstream of Monticello Dam. Bray Canyon. Along Bray Creek. 103 Comment
  UCD129303  Baccharis salicifolia subsp. salicifolia Beecher Crampton 1975-8-22 9246 Yolo county road 104 1 1/2 miles north of county road 28. Comment
  UCD164521  Baccharis salicifolia subsp. salicifolia Craig D. Thomsen 2006-8-16 2708 Yolo Camp Haswell County Park, Pocket Gulch near entry. 137 Comment
  UCD34075  Baccharis salicifolia subsp. salicifolia Beecher Crampton 1976-3-20 9362 Yolo Vaca Mtns. Putah Creek canyon, ca. 8 miles west of Winters. Comment
  UCD150780  Bauhinia Robert Deering 1954-11-4 s.n. Yolo Yolo County, University of California, Davis Landscape Management Greenhouse. 15 Comment
  UCD129597  Blennosperma nanum Carol W. Witham 2003-4-7 891 Yolo DFG Tule Ranch vernal pools. Approximately 8 miles southeast of Davis. Southeast of the junctions of County Roads 38 and 105. 4 Comment
  UCD129596  Blennosperma nanum J. M. Tucker 1951-2-22 2032 Yolo roadside around 1.5 miles north of Davis. Comment
  RSA41143  Boisduvalia cleistogama Robert F. Hoover 1937-5-19 2300 Yolo Near Zamora Comment
  RSA167153  Boisduvalia glabella June McCaskill, Katherine Onaga 1963-6-26 665 Yolo South side of 2nd Street, 2 miles east of its junction with L Street, Davis Comment
  UCD139995  Bolboschoenus fluviatilis C. F. Ehlig 1951-5-19 46 Yolo 7 miles east of Davis. Comment
  UCD150644  Bolboschoenus robustus Laird Miers 1972-6-5 s.n. Yolo Putah Creek approx. 7 mi. W of Davis. Comment
  UCD20183  Boussingaultia Cynthia Cheney 1969-8-22 s.n. Yolo Growing on south side of house at 411 University Avenue, Davis. Comment
  UCR235456  Brassica hirta George K. Helmkamp, E. A. Helmkamp 2012-4-17 18781 Yolo Sacramento Valley, along County Road 26, 1.4 miles west of its intersection with Road 89, c. 12 miles WSW of Woodland 65 Comment
  UCD114606  Brassica juncea R. Raynor 1937-4-27 s.n. Yolo Davis. Comment
  UCD114615  Brassica juncea R. Raynor 1937-4-27 s.n. Yolo Davis. Comment
  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
  UCD40547  Brassica nigra Kristine L . Preston 1988-5-3 12 Yolo Empty lot 100 yards west of the intersection of Hwy 110 and Riverbank Road, West Sacramento. 6 Comment
  UCD114744  Brassica nigra Beecher Crampton 1972-5-24 8808 Yolo Yolo County, Davis, Covell blvd. near Hwy. 113. Comment
  UCD73100  Brickellia californica Ellen Dean; Susan Xhang, Christa Lindsey, Chris Mosser 2008-5-3 4893 Yolo Audubon Bobcat Ranch, lands to the north of Hwy 128 on north side of Putah Creek, downstream of Monticello Dam. Along Bray Creek. 100 Comment
  UCD147283  Briza minor Carol W. Witham 2003-4-8 911 Yolo DFG Tule Ranch vernal pools. Approximately 8 miles southeast of Davis. Southeast of the junctions of County Roads 38 and 105. 4 Comment
  UCD23217  Brodiaea coronaria A. Solomeshch 2002-4-30 s.n. Yolo Glide Ranch. 2.5 miles SSE from intersection of Rd 105 and Rd 38. Comment
  UCD168750  Brodiaea terrestris subsp. terrestris Ellen Dean; T and F Starbuck, J Little, B Barnett, J and S Shepard 2017-4-29 9340 Yolo Yolo County Grasslands Park. Eastern side of park just north of southern playa pool. 3 Comment
  UCD125576  Bromus Laurel Goldsmith 2012-11-1 s.n. Yolo Near Arcata. Humboldt Bay National Wildlife Refuge. Lanphere Dunes Unit, just outside main office. 6800 Lanphere Road. 5 Comment
  SEINET240102  Bromus arenarius Beecher Crampton 1960-5-26 T.O. 2509 Yolo UC Davis agronomy experimental area, plant introduction nursery. Comment
  SEINET242019  Bromus arenarius Beecher Crampton 1960-5-26 T.O. 2509 Yolo UC Davis agronomy experimental area, plant introduction nursery Comment
  UCR119124  Bromus arizonicus Beecher Crampton 1962-4-18 6227 Yolo Sacramento Valley, City of Davis, Southern Pacific railroad station 15 Comment
  UCR119175  Bromus arizonicus Beecher Crampton 1953-4-11 1073 Yolo Sacramento Valley, City of Davis. 15 Comment
  UCR152411  Bromus arizonicus Beecher Crampton 1956-4-19 3270 Yolo Sacramento Valley, city of Davis 16 Comment
  SEINET7296799 Image available Bromus arizonicus Beecher Crampton 1956-1 3231 Yolo Southern Pacific RR Triangle, Davis Comment
  UCD58013  Bromus carinatus Gus H. Wendt 1915-4-17 s.n. Yolo Davis campus. Comment
  UCD136167  Bromus caroli-henrici Andrew Raeburn 2013-7-1 s.n. Yolo in foothills of the Inner North Coast Range north of the town of Winters. At west end of County Road 87, near Union School Slough. Private land recently purchased by John Anderson. 113 Comment
  SBBG47320  Bromus catharticus C. R. Quick 1970-5-10 70 -05 Yolo Merritt Island near Clarksburg (garden of Nettie N. Pylman) Comment
  UCD33692  Bromus catharticus Beecher Crampton 1972-3-29 8778 Yolo Yolo County, UC Davis campus. Comment
  UCD58324  Bromus catharticus D. A. Akana 1950-5-10 s.n. Yolo Davis. Campus. Comment
  UCD58326  Bromus catharticus Beecher Crampton 1957-4-25 3953 Yolo Perkins Gravel Co. Yard, Bryte. Comment
  UCD58405  Bromus catharticus Carl Schoner 1975-1-13 s.n. Yolo Esparto area. Comment
  UCD58413  Bromus catharticus P. Stern 1988-5-19 11 Yolo Davis. Between the Domes and Russell Park complex just W of UCD campus. Comment
  UCD58479  Bromus commutatus Beecher Crampton 1958-6-3 4869 Yolo Davis. Comment
  UCD37836  Bromus diandrus Beecher Crampton 1962-4-18 6226 Yolo Yolo County, city of Davis, Southern Pacific Railroad Station. 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
  SACT000668  Bromus diandrus M. Wiesendanger 1927-4-29 Yolo Comment
  SEINET3922306  Bromus diandrus David Charlton 1990-3-3 4172 Yolo Abandoned agricultural field at the Davis Motel just north of the UC Davis Campus and adjacent to Hwy. 80.; 0 15 Comment
  SEINET238816 Image available Bromus grandis Beecher Crampton 1956-5-31 3492 Yolo 3.5 miles west of city of Winters, Pleasant Valley Road. Comment
  UCD58647  Bromus hordeaceus Roger Zwanziger 1950-5-10 s.n. Yolo Putah Creek. Comment
  UCD58709  Bromus hordeaceus Beecher Crampton 1957-5-14 4021 Yolo 1.3 miles west of Zamora. Comment
  UCD58864  Bromus japonicus B. Ray 1950-6-1 s.n. Yolo Davis. Comment
  UCD161066  Bromus laevipes Craig Thomsen 2006-5-10 2645 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
  UCD63267  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
  CDA31258  Bromus madritensis subsp. rubens M. Beyers 2010-5-12 446 Yolo In the vicinity of Esparto, along the east side of County Road 87, where it bridges Cache Creek on its north. 55 Comment
  SEINET3922236  Bromus rigidus W. P. Hackett 1960-5-14 32 Yolo On dirt road 0.3 mile south of Pomology Department's spray shed, University of California campus, Davis, CA.; 0 Comment
  UCD59616  Bromus rubens Beecher Crampton 1957-5-14 4022 Yolo 1.3 miles west of Zamora. Comment
  CAS-BOT-BC161622  Bromus sterilis Beecher Crampton 1956-4-2 3239 Yolo In the triangle, Southern Pacific Rail Road Station. Davis. Comment
  UCD164511  Bromus sterilis Craig Thomsen 2006-5-4 2687 Yolo Camp Haswell County Park. In parking lot, west of Cache Creek. 144 Comment
  UCD34859  Bromus sterilis Beecher Crampton 1964-4-7 6918 Yolo Yolo County, Davis, Southern Pacific Railroad. Comment
  UCD37791  Bromus sterilis Beecher Crampton 1962-4-2 6111 Yolo Yolo County, city of Davis, along Southern Pacific Railroad. Comment
  UCD59694  Bromus sterilis Beecher Crampton 1956-4-2 3239 Yolo Weedy in Southern Pacific Triangle. Comment
  UCD59752  Bromus tectorum Beecher Crampton 1980-5-17 9721 Yolo Davis. Comment
  SEINET240100 Image available Bromus trinii Beecher Crampton 1961-9-30 T.O. 2483 Yolo UC Davis agronomy experimental area, plant introduction nursery, row 20. Comment
  SEINET3923676  Bromus willdenowii Beecher Crampton 1970-3-9 8534 Yolo Uc Davis, Dairy road. Parking lot planting.; 0 Comment
  UCD41148  Buddleja davidii N. Nicola 2002-6-12 230 Yolo Eastern foothills of inner north coast range, Capay Valley. North of Guinda, Rd 43 off Hwy 16; Fullbelly Farm. Comment
  JEPS52600  Calandrinia ciliata Louise Nash 1919-3-9 Yolo Davis Comment
  HSC17636  Calandrinia ciliata M. Dole 1963-4-7 10 Yolo 3 mi. N of Hwy. 16 on Elkhorn Rd. Comment
  HSC83329  Calandrinia ciliata Patricia Kirchgatter 1975-4-12 1 Yolo Intersection of Rd. 113 and Russell Boulevard 14 Comment
  UCD67388  Calandrinia ciliata Christine Armer 1992-4-18 1 Yolo Davis, Putah Creek Road near Stevenson Bridge Road, edge of orchard. 15 Comment
  CDA11292  Calendula arvensis G. F. Hrusa 1994-6-11 11887 Yolo Central Valley; UC Davis. Field south of Environmental Horticulture Dept. Comment
  CAS-BOT-BC167307  California macrophylla B. Crampton 1955-5-12 2773 Yolo Moon Ranch, 7.5 miles west of Davis Comment
  UCD55510  Callitriche marginata J. Shepard 2004-3-7 634 Yolo Yolo County Grasslands Park: East of Davis, from intersection of I-80 and Mace Blvd., 3.5 mi. south on Mace Blvd. (County Road 104), thence east .4 mi. along unpaved entrance road, then .2 mi. south. 12 Comment
  UCD73611  Callitriche marginata Ellen Dean; Elizabeth Goebel 2008-4-7 4739 Yolo Audubon Bobcat Ranch, northwest of the city of Winters. Maxwell Flat in the northeastern part of the ranch that is accessed by a private road at the end of Moody Slough Road. 70 Comment
  RSA734213  Calochortus amabilis Keith E. Hoffmaster 1946-4-13 1208 Yolo Putah Canyon Comment
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May 14 2010
  SEINET8194291  Calochortus amabilis Unknown 1967-4-19 s.n. Yolo Winters area. 213 Comment
  UCD38313  Calycadenia oppositifolia Beecher Crampton 1954-5-6 1827 Yolo Foothill area 3 miles southwest of Winters. Comment
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Oct 16 2018
  HSC62900  Calycanthus occidentalis J. M. DiTomaso 1979-5-14 1000 Yolo Next to Cache Creek on Hwy. 16 213 Comment
  UCD137882  Calycanthus occidentalis S. C. Hanson 1949-5-5 6 Yolo Putah Canyon, about 3 miels from Winters. Comment
  UCD137920  Calycanthus occidentalis Richard E. Tanner 1955-6-5 71 Yolo on North Quad, across from Soils and Irrigation Building, UC Campus. Comment
  UCD100313  Calyptridium quadripetalum Mark A. Hershkovitz ca. 10 Jun 1991 Yolo Yolo (?) Co.: nr. Lake and Napa Cos.: Along Rayhouse Rd. (becomes Reiff Rd.) e. of descent to Knoxville-Berryessa Rd. 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
  CHSC79241  Cannabis sativa J. J. Nussbaum 1968-8-21 Yolo UCD. Comment
  UCD114166  Capsella A. A. Beetle 1945-3-8 4201 Yolo Putah Creek Canyon, west of Winters. Comment
  RSA530964  Capsella bursa-pastoris Glenn A. Gorelick 1966-4-1 s.n. Yolo 418-1/2 2nd St., Davis. Comment
  SEINET5341009  Capsella bursa-pastoris G. Cook 1959-3-27 5 Yolo Collected 2 miles west of Davis. 12 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
  UCD14254  Capsella bursa-pastoris Laurie E. Miller 1974-4-7 86 Yolo Yolo County, Davis, off Hutchison Road, towards University of California, Davis Starling Control Lab; 19 Comment
  UCD81454  Capsella bursa-pastoris M. Wiesendanger 1927-4-29 611 Yolo Woodland. Comment
  UCD83576  Cardamine hirsuta Jean Shepard 2010-4-3 836 Yolo City of Davis, Mace Ranch subdivision. Intersection Costa Mesa and Carmelo, SW corner. Comment
  UCD161223  Cardamine oligosperma Jean Shepard 2011-3-5 s.n. Yolo West of Woodland, Co Rd 16 to Guinda. W on Forest Ave (Co Rd 53) about 1 mi to gate. Continue about 1 mi past gate. 198 Comment
  UCD73088  Cardamine oligosperma Ellen Dean; Plant Biology 102 students 2008-4-6 4711 Yolo Audubon Bobcat Ranch, lands to the north of Hwy 128 on north side of Putah Creek, downstream of Monticello Dam. Bray Canyon, west side of creek. 77 Comment
  CDA3666  Cardaria chalepensis T. C. Fuller 1961-5-31 6268 Yolo East end of Yolo Causeway Bridge, West Sacramento. 0 Comment
  JEPS53328  Cardaria chalepensis M. K. Bellue 1933-4-21 Yolo Tiger Inn Comment
  CDA3645  Cardaria draba G. D. Barbe 1991-4-26 4408 Yolo Corner of Jefferson Boulevard at Courtland Road, west of Elkhorn Slough. 0 Comment
  JEPS53330  Cardaria pubescens M. P. Bellue 1932-6-23 Yolo near Sacramento (Tiger's Inn); Tiger's Inn Comment
  UCD33534  Carduus pycnocephalus Beecher Crampton 1969-6-2 8454 Yolo ca. 5 miles west of Davis at jct. of rds. 97 and 31. Comment
  CAS-BOT-BC19387  Carex barbarae J. Ewan 1934-3-18 8690 Yolo Putah Creek 6 miiles above Winters. Comment
  RSA374497  Carex barbarae A. C. Sanders 1984-6-18 5066 Yolo Sacramento Bypass near Bryte, just northwest of Sacramento, bed of the bypass 1 mile west of the Sacramento River., (Near 121d 34 W, 38d 36 N). Comment
  UCD140774  Carex praegracilis Unknown Collector 1925-3-12 1762 Yolo Davis. Comment
  UCD144416  Carthamus tinctorius G. F. Hrusa 1998-7-11 14706 Yolo Highway 16 at south edge of Woodland approximately 1/3 mile north of Road 25a. 15 Comment
  UCD142951  Carya illinoinensis Ellen Dean; A. Lal 2013-7-16 7823 Yolo North side of Putah Creek at town of Winters. Property of M. Barbour, south of walnut orchard at end of Liwai Village Court near confluence of Putah Creek and Dry Creek. Putah Creek vegetation Survey areas DCC 1 and 2 at Dry Creek confluence site. 39 Comment
  UCD122265  Castilleja affinis R. H. Ramsey 1961-3-18 11 Yolo On steep, southwest slope of Cache Creek canyon; State Highway 16, 3 miles northwest of Rumsey. Comment
  UCD122275  Castilleja applegatei subsp. martinii R. W. Cleveland 1951-2-23 8 Yolo Cache Creek Canyon, 3.5 miles northwest of Rumsey. Comment
  UCD149350  Castilleja attenuata R. Gay 1954-4-14 s.n. Yolo City of Madison, V. Mast Ranch. 44 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
  UCD73735  Castilleja attenuata Ayzik Solomeshch 2004-5-28 s. n. Yolo Audubon Bobcat Ranch, west of the city of Winters. Southeastern corner of ranch. 83 Comment
  HSC20836  Castilleja attenuata M. Dole 1963-4-9 18 Yolo 2 mi. W of Zamora on Rd. 15 Comment
  SEINET13767993  Castilleja densiflora Schank 1959-3-28 s.n. Yolo Above the Monticello Dam, ca 4 miles W of Winters. 305 Comment
  UCD122400  Castilleja exserta R. H. Miller 1949-4-3 9 Yolo East entrance to Putah Canyon. Comment
  UCD122445  Castilleja exserta Michael A. Vincent; Ethan H. Freid 1998-4-7 8154 Yolo Above St. Rt. 128, 4 road miles west of Winters. Comment
  HSC20885  Castilleja exserta subsp. exserta M. Dole 1963-4-9 17 Yolo 2 mi. W of Zamora on Rd. 15 Comment
  HSC90170  Castilleja exserta subsp. exserta Andrew Enberg, Brad Penkala, Dan Scofield 1990-4-23 53 Yolo Hwy. 16, 1/2 mi. S of Colusa County line 221 Comment
  UCD19503  Castilleja exserta subsp. exserta Terry Reedy 1974-4-6 72 Yolo 2.5 mi. west of Winters on Highway 128, beside road. 45 Comment
  JEPS88822  Castilleja foliolosa T. I. Chuang and F. M. Chuang 1991-6-23 7836 Yolo 3 mi s Colusa and Yolo county line (on Highway 16) Comment
  UCD168488  Castilleja foliolosa Ellen Dean 2017-3-15 9278 Yolo Audubon Bobcat Ranch, lands north of Hwy 128, just east of Monticello Dam. Bray Canyon and vicinity on the western side of ranch. Ranch burned once each year in 2014, 2015, 2016. 2017 has been a high rainfall year. South-facing hillslope above tributary to Bray Creek on west side of Bray Canyon. 182 Comment
  UCD20786  Castilleja foliolosa N. Nicola 2001-2-16 002 Yolo Eastern foothills of inner North coast range, Capay Valley, 0.9 miles as the crow flies N. of Rumsey; Lowrey Ranch. Comment
  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
  UCD146933  Castilleja rubicundula subsp. lithospermoides Carol W. Witham 2003-4-11 953 Yolo DFG Tule Ranch vernal pools. Approximately 8 miles southeast of Davis. Southeast of the junctions of County Roads 38 and 105. 4 Comment
  UCD41023  Castilleja rubicundula subsp. lithospermoides Carol W. Witham 2003-4-11 953 Yolo DFG Tule Ranch vernal pools. Approximately 8 miles southeast of Davis. Southeast of the junctions of County Roads 38 and 105. 4 Comment
  UCD55505  Caulanthus lasiophyllus J. Shepard 2002-4-6 503 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 200 yd. along unpaved entrance road. On south side of road. 12 Comment
  UCD58085  Caulanthus lasiophyllus Ellen Dean; K. Mawdsley 2007-4-6 3623 Yolo Tuleyome Ireland Ranch. In inner coast range, northwest of the City of Winters, between Salt Creek and Enos Creek, just north of Wild Cow Mountain. SE portion of ranch. Along Loop Road. 478 Comment
  UCD114588  Caulanthus lasiophyllus K. Esau 1933-4-20 s.n. Yolo Davis 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
  CAS-BOT-BC49338  Ceanothus cuneatus Alice Eastwood 1927-3-28 14225 Yolo Near Winters Comment
  UCD20813  Ceanothus cuneatus N. Nicola 2001-4-4 029 Yolo Eastern foothills of inner north coast range, Capay Valley, 0.9 miles as the crow flies N. of Rumsey; Lowrey Ranch. Comment
  UC917293  Ceanothus cuneatus var. cuneatus T. Tomich 1949-4-11 3 Yolo 4 mi n. Rumsey Comment
  UCD34944  Ceanothus griseus var. horizontalis Beecher Crampton 1992-5-27 s.n. Yolo Yolo County, Davis. Comment
  HSC90044  Ceanothus integerrimus Andrew Enberg, Brad Penkala, Dan Scofield 1990-4-23 55 Yolo 2 mi N of Rumsey 213 Comment
  UC912400  Ceanothus integerrimus Ethel Crum 1938-5-7 1999 Yolo Cache Creek canyon Inner North Coast Ranges (4 mi n of Rumsey.) 152 Comment
  UCD20477  Ceanothus maritimus ATL 1981-3-13 HN 025 Yolo California, Yolo County: Davis. University of California campus. Environmental Horticulture. Comment
  UCD20567  Ceanothus maritimus A. T. Leiser 1981-3-13 HN 24 Yolo Yolo County, Davis, UC Davis Environmental Horticulture, B-6, row 32, plant 43. Comment
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Jan 10 2015
  SBBG50600  Ceanothus oliganthus var. sorediatus R. D. Deragisch 1969-4-20 6 Yolo 5St, Hwy 16, 5.3 mi S of Colusa County line Comment
  UCD32917  Cenchrus longispinus Beecher Crampton 1965-7-7 7439 Yolo Yolo County, 7.4 miles west of Winters, Hwy. 128, Putah Creek Canyon. Comment
  UCD57849  Cenchrus longispinus Beecher Crampton 1981-10-13 9794 Yolo 6 miles west of Winters along State Hwy. 128. Comment
  CAS-BOT-BC276974  Centaurea calcitrapa E. D. Tompkins 1968-4-21 s.n. Yolo H. Willis Tompkins prop., Co. Rd. 57 & Hwy 16, Guinda Comment
  CAS-BOT-BC276976  Centaurea calcitrapa A. S. Crafts No date on label s.n. Yolo Near Davis Comment
  CAS-BOT-BC276977  Centaurea calcitrapa Beecher Crampton 1958-7-24 5044 Yolo Along County Road 29, ca. 4 miles north of Davis Comment
  CDA32099  Centaurea calcitrapa Dave Minnesang & Phyllis Hiatt 1979-6-7 Yolo Glides Tule Ranch, south of Davis on Rd. 106 0 Comment
  CDA7201  Centaurea calcitrapa D. Tompkins 1968-4-21 Yolo H. Willis Tompkins property, County Road 57 & Highway 16, Guinda. 0 Comment
  UCD129999  Centaurea calcitrapa A. S. Crafts 1932-6-6 s.n. Yolo 1 mi. east of Davis. Comment
  UCD130001  Centaurea calcitrapa Beecher Crampton 1961-2-20 s.n. Yolo 3.5 miles north of Davis, around barn. Comment
  UCD129958  Centaurea jacea R. Tofsrud Date Unknown s.n. Yolo Davis. Comment
  SEINET11262180  Centaurea solstitialis Glen Luft 1982-6-4 5 Yolo Along Chiles Road.; 0 12 Comment
  NY444436  Centaurea solstitialis R. H. Miller 1117 Yolo Comment
  UCD130083  Centaurea solstitialis W. T. P. 1916-10-1 s.n. Yolo Davis. Comment
  CDA15765  Centaurium tenuiflorum G. F. Hrusa, T. D. Wilfred 1998-8-15 14766 a Yolo Central Valley; Tule Canal, 1/4 N of Hwy 16. Comment
  JEPS38158  Centromadia fitchii W. L. Jepson 1929-9-26 15272 Yolo Madison 60 Comment
  UCD35454  Centromadia fitchii Beecher Crampton 1956-9-28 3877 Yolo 4.5 miles west of Winters, Vaca Mtns. Comment
  CAS-BOT-BC279099  Centromadia parryi subsp. rudis A. A. Heller 1940-9-16 15838 Yolo Along U.S. Highway #99W and in adjoining fields between Zamora and Dunnigan Comment
  CAS-BOT-BC279103  Centromadia parryi subsp. rudis David D. Keck 1932-7-7 1731 Yolo About 6 mi. S. of Woodland, (3 mi. N. of intersection with Sacramento road) 30 Comment
  CAS-BOT-BC279104  Centromadia parryi subsp. rudis David D. Keck 1933-10-28 2592 Yolo 1/2 mi. W. of Yolo Causeway, on road from Sacramento to Davis Comment
  UCD130151  Centromadia parryi subsp. rudis Daryl Koutnik; John Sowell 1978-10-27 568 Yolo Putah Creek, east of county road 106 and west of Yolo Causeway. 6 Comment
  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
  UCD35197  Centromadia parryi subsp. rudis Beecher Crampton 1953-9-30 1628 Yolo 1.5 miles northeast of Davis. Comment
  UCD34255  Centromadia pungens Beecher Crampton 1978-6-26 9612 Yolo 4 miles S.E. of Woodland. Comment
  CAS-BOT-BC279410  Centromadia pungens subsp. pungens A. A. Heller; H. E. Brown 1902-4-30 5433 Yolo Near Black's Comment
  CAS-BOT-BC223000  Cephalanthus occidentalis Beecher Crampton 1977-10-8 9541 Yolo Putah Creek Canyon, Vaca Mtns., Hwy. 128 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
  UCSB62945  Cephalanthus occidentalis Sarr, Dan 1995-7-26 Yolo Sutter BM Pass 30 Comment
  UCD21361  Cerastium glomeratum J. Shepard 2001-3-16 396 Yolo Yolo County Grasslands Park: East of Davis, from intersection of I-80 and Mace Blvd., 4.0 mi. south on Mace Blvd. (County Road 104), thence east along County Road 36 about 0.5 mi. Growing in a swath about 20 yards north from south fence (at County Road 36). 12 Comment
  UCD56706  Cerastium glomeratum Ellen Dean; M. Bibbo 2007-3-23 3399 Yolo Tuleyome Ireland Ranch. In inner coast range northwest of the City of Winters between Salt Creek and Enos Creek, just north of Wild Cow Mountain. SW portion of ranch. 649 Comment
  CAS-BOT-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
  CDA26894  Cercis occidentalis T. C. Fuller 1962-3-27 7887 Yolo Putah Creek Canyon, road to Monticello Dam, 4 miles east of Winters. 0 Comment
  UC136900  Cercis occidentalis C. F. Baker 1903-5-7 2935 Yolo Rumsey Comment
  UC614588  Cercis occidentalis L. Constance 1938-3-27 2046 Yolo Monticello-Winters road 8 mi nw Winters; Inner North Coast Ranges, Vaca Mountains, Putah Creek 304 Comment
  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
  UCD105655  Cercis occidentalis Jackie Sinkey 1976-4-14 s.n. Yolo Davis. 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
  SEINET197744  Cercocarpus betuloides Amelie Blyth 1952-4-6 Yolo Bank of Putah Creek about 5 miles west of Winters on highway between Winters and Monticello Comment
  UCD97111  Cercocarpus betuloides var. betuloides Ellen Dean; C. Loughran, A. Fuller 2011-5-8 7011 Yolo Yolo County. Audubon Bobcat Ranch. Lands to the north of Hwy 128, just E of Monticello Dam. Bray Canyon. About two thirds of the way up the canyon in uplands on east side of creek. Along ridge between two side canyons. Comment
  UCD22838  Ceropegia Roman Gankin 1962-1 s.n. Yolo Comment
  UCD169005  Chaenactis glabriuscula var. heterocarpha Ellen Dean; Dash Weidhofer and Audubon trip participants 2017-4-1 9306 Yolo Audubon Bobcat Ranch. Lands north of Hwy 128 and Putah Creek west of town of Winters. Area burned three times in the past three years. Central part of ranch. Ridge extending south from undeveloped road west of headquarters. Above stockpond. 137 Comment
  RSA140834  Chamaesyce serpillifolia John H. Thomas 1960-8-30 8871 Yolo 5 miles S of Winters along Hwy to Vacaville. Comment
  UCD81465  Chamomilla suaveolens M. Wiesendanger 1927-4-29 600 Yolo Davis. Comment
  UCD38889  Chenopodium album Beecher Crampton 1959-11-12 5470 Yolo Putah Creek bed. UCD Arboretum. Comment
  UCD81846  Chenopodium album Ellen Dean; M. Showers, G. Harrington 2009-6-3 5765 Yolo Woodland Regional Park. City of Woodland property on the E side of County Road 102, just S of County Road 25. Old rodeo area with buildings now removed. 9 Comment
  UCR220394  Chenopodium album Jean V. Shepard 2000-5-26 273 Yolo Sacramento Valley, Yolo County Grasslands Park, east of Davis, from intersection of I-80 and Mace Blvd., 3.5 miles south on Mace Blvd. (County Rd 104), east along unpaved entrance road. Parking lot on north side of entrance road 12 Comment
  CDA2990  Chenopodium album M. S. Bergseng 1958-10-12 Yolo Highway # 16-24, near Elkhorn Village, west of Sacramento. 0 Comment
  UCD105586  Chenopodium album P. B. Kennedy 1914-7-1 s.n. Yolo Farm, Davis. 'Lambs' - Quarters'. Comment
  UCD81847  Chenopodium berlandieri Ellen Dean; M. Showers, G. Harrington 2009-6-3 5766 Yolo Woodland Regional Park. City of Woodland property on the E side of County Road 102, just S of County Road 25. Old rodeo area with buildings now removed. 9 Comment
  UCD73836  Chenopodium berlandieri Jean Shepard 2008-7-22 819 Yolo City of Davis, Covell Blvd. to Alhambra Dr., at entrace to Mace Ranch subdivision. Comment
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Jun 18 2010
  UCD73834  Chenopodium glaucum Jean Shepard 2008-7-5 817 Yolo City of Davis, Covell Blvd. to Alhambra Dr., at entrace to Mace Ranch subdivision. Comment
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Jun 16 2010
  UCD38959  Chenopodium murale Beecher Crampton 1961-8-1 5964 Yolo Davis, SP R.R. Station. 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
  UCD21315  Chenopodium vulvaria J. Shepard 2000-5-20 266 Yolo Yolo County Grasslands Park: East of Davis, from intersection of I-80 and Mace Blvd., 3.5 mi. south on Mace Blvd. (County Road 104), thence east along unpaved entrance road. Parking lot on north side of entrance road. 12 Comment
  UCD38276  Chenopodium vulvaria B. Crampton 1952-10-19 866 Yolo Davis. Comment
  CAS-BOT-BC184891  Chloris virgata Beecher Crampton 1955-8-27 3140 Yolo Along US Highway 99W, 3 miles north of Davis. Comment
  UCD36777  Chloris virgata Beecher Crampton 1955-8-23 3140 Yolo Yolo County, 3 miles north of city of Davis, along U.S. Highway 99W. Comment
  UCD57949  Chloris virgata A. M Shapiro 1996-7-4 s.n. Yolo Northern California, approximately 2 miles north of Davis, opposite end of F Street, Road 29. Comment
  UCD59682  Chloris virgata Beecher Crampton 1969-10-2 8517 Yolo ca. 7.5 miles west Davis; County Road 31 just west of its junction with County Road 95. Comment
  UCD15646  Chlorogalum pomeridianum Rachelle Raymond 1989-6-2 707 Yolo Outside Stebbins Reserve. 121 Comment
  UCD138437  Chlorogalum pomeridianum R. Tofsrud 1950 (?) s.n. Yolo North of Rumsey. Comment
  UCD170327  Chloropyron palmatum Beecher Crampton 1978-6-26 9606 Yolo 4 miles S.E. of Woodland. Comment
  UCD99747  Chorizanthe membranacea K. Esau 1935-5-8 s. n. Yolo Yolo County, Putah Canyon. Comment
  UCD130478  Cichorium intybus A. S. Crafts 1926-7-8 481 Yolo University Farm Campus, Davis. Comment
  UCD149344  Cichorium intybus Collector Unknown 1925-6-1 s.n. Yolo Causeway. 4 Comment
  UCD130494  Cichorium intybus J. D. Skoss 1948-8-12 87 Yolo University of California campus, Davis. 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
  SFV8284  Clarkia affinis E. F. Beukman 1964-4-19 12 Yolo North Coast Ranges Cache Creek Canyon. State Highway 16, 2.5 miles north of Rumsey. 150 Comment
  UCD160161  Clarkia affinis Aaron Goodman 2015-4-12 4 Yolo Audubon Bobcat Ranch. North side of Hwy 128, west of Winters. Southeast corner of ranch, west and uphill of ranch house headquarters. 144 Comment
  UCD48062  Clarkia concinna Ryan Knox; E. McDermott, G. Walden 2002-4-13 16 Yolo McLaughlin UC Reserve, W side of Davis Creek Reservoir, along road that goes from Soda Spring area to Rayhouse Rd. 0.5 airline mile due N of Soda Springs and 1.0 airline mile WNW of UC Davis Aquatic Lab facility. 491 Comment
  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
  UCD73665  Clarkia gracilis Ayzik Solomeshch 2005-4-10 s. n. Yolo Audubon Bobcat Ranch, northwest of the city of Winters. Northeastern part of ranch, Maxwell Flat area, accessed by private road that is at the end of Moody Slough Rd. 71 Comment
  UCD20866  Clarkia purpurea N. Nicola 2001-5-8 83 Yolo Eastern foothills of inner north coast range, Capay Valley, 0.9 miles as the crow flies N. of Rumsey; Lowrey Ranch. Comment
  SEINET9311530  Clarkia purpurea Unknown 1989-6-3 24 Yolo Yolo County Comment
  UCD104845  Clarkia purpurea Beecher Crampton 1972-4-19 8791 Yolo 2 miles W of Winters. Comment
  CAS-BOT-BC163396  Clarkia purpurea subsp. purpurea B. 5065 Yolo Cache Creek [Canon] Canyon Comment
  UC144377  Clarkia purpurea subsp. quadrivulnera C. F. Baker 5065 Yolo Cache Creek Canyon Comment
  UCD70201  Clarkia purpurea subsp. quadrivulnera D. Sanchez-Mata 1998-6-24 s.n. Yolo Rumsey. Cache Creek Ridge. Cache Creek Canyon Regional Park. 170 Comment
  CDA30843  Clarkia unguiculata M. Beyers 2010-5-12 438 Yolo Vicinity of Esparto, east side of County Road 87, at Cache Creek bridge. 55 Comment
  SEINET5740172 Image available Clarkia unguiculata John R. Bowen 1973-1 26 Yolo State Hwy 16, 12 miles S of its junction with State Hwy 20, W side of Cache Creek Canyon.; Cache Creek Canyon 213 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
  UCD72433  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
  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
  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
  UCD100822  Claytonia perfoliata subsp. perfoliata R. H. Miller 1949-5-7 45 Yolo about 3 miles west of Winters, beside Putah Canyon road. Comment
  SEINET10335281 Image available Clematis armandii B. J. McCaskill 1954-3-13 221 Yolo On front of Student Health Center, University of California, Davis Comment
  CHSC57496  Clematis lasiantha Steven Triano 1987-4-13 41 Yolo Ca. 37 mi nw of Woodland, ca. 30 ft e of Hwy 16. 167 Comment
  UCD20574  Clematis lasiantha E. Dean; with M. Bibbo 2002-7-5 1116 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
  UCD170945  Cleome gynandra 2018-6-19 s.n. Yolo University of California, Davis. Agricultural fields to the south of Hutchison Drive to the west of Hwy 113 and the east of the airport. Old Vegetable Crops Field Headquarters area. 18 Comment
  SEINET12239569  Coleonema pulchrum D. K. Sexton 1956-4-8 261 Yolo Christian Science Church, SE corner Sixth & D Streets, Davis Comment
  UC638790  Collinsia heterophylla Ethel Crum 1938-5-7 1982 Yolo 4 mi n of Rumsey (Inner North Ranges, Cache Creek Canyon); Inner North Ranges, Cache Creek Canyon 152 Comment
  UC917279  Collinsia heterophylla H. B. Currier and C. B. Heiser Jr. 1947-4-10 1901 Yolo 1 mi nw of Rumsey (just off Highway 16) Comment
  UCD123620  Collinsia heterophylla M. Wiesendanger 1927-4-29 623 Yolo Esparto. Comment
  UCD20839  Collinsia heterophylla N. Nicola 2001-5-4 55 Yolo Eastern foothills of inner North coast range, Capay Valley, 0.9 miles as the crow flies N. of Rumsey; Lowrey Ranch. 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
  UCD123667  Collinsia sparsiflora var. collina James Arthur 1966-2-5 14 Yolo 3/4 mile east of Monticello Dam, State Highway 128. Comment
  UC596287  Collinsia sparsiflora var. sparsiflora R. F. Hoover 1938-2-22 2767 Yolo Putah Creek Canyon Comment
  UCR257142  Conium maculatum George K. Helmkamp, Mary Alice Barnes 2013-5-8 20516 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
  SD257249  Convolvulus arvensis George K. Helmkamp, Mary Alice Barnes 2013-5-8 20519 Yolo Southern Sacramento Valley: Yolo Bypass Wildlife Area, 0.9 mile southeast of the junction of Chiles Road and I-80, between Sacramento and Davis. 13 Comment
  SEINET13203091 Image available Convolvulus arvensis George K. Helmkamp, Mary Alice Barnes 2013-1 20519 Yolo Southern Sacramento Valley: Yolo Bypass Wildlife Area, 0.9 mile southeast of the junction of Chiles Road and I-80, between Sacramento and Davis (Davis 7.5' Q.) 13 Comment
  UCD126137  Convolvulus arvensis M. Wiesendanger 1927-5-4 647 Yolo Putah Canyon. Comment
  UCD126189  Convolvulus arvensis Cay Collette 1975-5-17 15 Yolo Knight's Landing. Along levee roadside, 50 feet from Sacramento River. 15 Comment
  UCD69415  Convolvulus arvensis S. Quick 1996-5-19 12 Yolo City of Davis. F Street, within 10 meters of the railroad tracks, between 12th and 14th Streets. Disturbed rocky field, dominated by grasses. Herb densely decumbent to spreading vine. Flowers white with pink edging along sepal margins. 17 Comment
  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
  UCD14212  Convolvulus arvensis Dan Ray 1974-6-2 66 Yolo Yolo County; Road 103 at Chiles Road; 15 Comment
  UCD15692  Convolvulus arvensis David Uyeno 1989-6-8 15 Yolo Covell Blvd., Davis. 12 Comment
  CAS-BOT-BC286046  Conyza canadensis Roxana Stinchfield 1916-6-26 343 Yolo Mouth of Buckeye Cr. Comment
  CAS-BOT-BC286047  Conyza canadensis C. R. Quick 1972-7-25 72 -24 Yolo On Merritt Island, about 20 miles SSW of Sacramento, just west of the Sacramento River. SE corner of Yolo Co. Comment
  CDA16249  Conyza canadensis G. F. Hrusa 1997-11-11 14129 Yolo Sacramento Valley; Sacramento bypass entrance into Yolo bypass at crossing of River Rd. in W Sacramento, ~ 1/4 mi W of Sacramento River outflow. 0 Comment
  UC1360402  Coriandrum sativum June McCaskill and Katherine Onaga 1968-4-22 732 Yolo Davis; nw corner of intersection of Russell Blvd. and State Highway 113, in rubble of torn down Chinese restaurant Comment
  UCD20864  Coriandrum sativum N. Nicola 2001-7-5 081 Yolo Sacramento Valley, 4 miles west of Woodland, at Cache Creek Nature Preserve, riparian zone of Cache Creek. Comment
  UCD127341  Coriandrum sativum P. B. Kennedy 1914-7-1 s.n. Yolo Agronomy Tract, Davis. Comment
  CDA3692  Coronopus squamatus Robin Breckenridge, Bob Kramer 1987-3-25 s.n. Yolo Yolo Bypass ca. 5 miles east of Davis, north of Southern Pacific Railroad and I-80 causeway. 0 Comment
  CAS-BOT-BC190029  Cortaderia selloana June McCaskill; Katherine Onaga 1964-10-2 690 Yolo Lining dirt road skirting south side of Home Economics Building, University of California campus, Davis. Comment
  UCD130878  Cotula australis Chas. Heiser Jr. 1947-2-15 1878 Yolo Davis. Comment
  UCD35487  Cotula australis Beecher Crampton 1957-4-5 3917 Yolo UC Davis campus, east of Animal Science Building. Comment
  UCD40992  Crassula aquatica Carol W. Witham 2003-4-11 922 Yolo DFG Tule Ranch vernal pools. Approximately 8 miles southeast of Davis. Southeast of the junctions of County Roads 38 and 105. 4 Comment
  UCD160470  Crassula tillaea Ellen Dean; Craig Thomsen 2015-3-21 8589 Yolo Audubon Bobcat Ranch. Western part of ranch, just north of Hwy 128 and N of Putah Creek. Area E of Bray Canyon near drainages that descend from large escarpment labeled 'spring' on topo maps. 102 Comment
  UCD161173  Crassula tillaea Jean Shepard 2010-3-24 833 Yolo City of Davis. Myrtle Pl. Comment
  UC735715  Cressa truxillensis Charles B. Heiser Jr. 1947-6-10 1932 Yolo West Sacramento 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
  UCR51827  Cressa truxillensis D. E. Anderson 1977-5-15 15699 Yolo Sacramento River floodplain, N of Yolo bypass c. 20 mi. north of Sacramento along Hwy I-5. Under Southern Pacific Railroad trestle. Comment
  UCD125724  Cressa truxillensis Beecher Crampton 1978-6-27 9617 Yolo 4 miles S.E. of Woodland. Comment
  CDA28860  Croton setiger M. K. Beyers 2009-7-18 178 Yolo Putah Creek; along trail leading from a pull-off on Highway 128 towards creek, downstream from the Monticello Dam. Adjacent to the small island (AKA Coyote-tooth Island) that forks Putah Creek. 0 Comment
  UCD21300  Croton setiger J. Shepard 2000-5-13 240 Yolo Yolo County Grasslands Park: East of Davis, from intersection of I-80 and Mace Blvd., 3.5 mi. south on Mace Blvd. (County Road 104), thence east along unpaved entrance road, in parking lot on south side. 12 Comment
  UCD41043  Croton setiger Carol W. Witham 2003-8-8 974 Yolo DFG Tule Ranch vernal pools. Approximately 8 miles southeast of Davis. Southeast of the junctions of County Roads 38 and 105. 4 Comment
  UCD73706  Croton setiger Ayzik Solomeshch 2004-6-15 s. n. Yolo Audubon Bobcat Ranch, west of the city of Winters. Southeastern corner of ranch. 83 Comment
  UCD142089  Croton setiger H. R. Drever 1945-8-11 s.n. Yolo University of California campus, Davis. Comment
  UCD21331  Crypsis schoenoides J. Shepard 2000-6-11 303 Yolo Yolo County Grasslands Park: East of Davis, from intersection of I-80 and Mace Blvd., 3.5 mi. south on Mace Blvd. (County Road 104), thence east along unpaved entrance road nearly to Air Force facility boundary and thence 500 feet south to disked vernal pool. 12 Comment
  UCD59831  Crypsis schoenoides Beecher Crampton 1961-8-1 5965 Yolo Davis. Southern Pacific Railroad. Comment
  UCD59915  Crypsis schoenoides R. N. Raynor 1940-10-20 Yolo North of Yolo Bypass. Comment
  UCD149398  Cryptantha ambigua Collector Unknown 1949-1 s.n. Yolo Yolo County. Capay Valley. Hungry Hollow 53 Comment
  RSA733634  Cryptantha flaccida Keith E. Hoffmaster 1946-3-29 76 Yolo Putah Canyon, near Napa County line. 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
  SBBG117253  Cryptantha flaccida B. Crampton 1958-4-21 4718 Yolo 6.5 mi NW of Rumsey, Hwy 16 Comment
  UC596356  Cryptantha microstachys R. F. Hoover 1938-4-23 3190 Yolo grade on Rumsey, Arbuckle road Rumsey Comment
  SEINET5716133 Image available Cupressus guadalupensis Warren Roberts, Bill Sacks 1981-1 s.n. Yolo Cultivated tree NE of Mrak Bridge, section VA of Arboretum, University of California, Davis.; Univ. of California, Davis Comment
  CAS-BOT-BC85600  Cupressus macnabiana Dr. Anderson s.n. Yolo 3 miles west of Rumsey - Cache Creek Comment
  UCD35449  Cuscuta brachycalyx Beecher Crampton 1956-9-27 3872 Yolo 3 miles west of Davis. Comment
  CDA39921  Cuscuta californica M. Pryor 1958-8-11 1003 -58 Yolo County Road 99 near Davis. 0 Comment
  CDA39942  Cuscuta campestris T. C. Fuller 1960-11-7 5307 Yolo In Yolo Bypass, Along River Road, east of Woodland. 0 Comment
  RSA273244  Cuscuta indecora Glenn A. Gorelick 1965-10-3 s.n. Yolo Davis Comment
  CHSC97913  Cuscuta japonica Bill Lyon 2006-11-28 PDR 1441246 Yolo West Sacramento; 1912 Proctor Ave. 4 Comment
  OBI68589  Cuscuta japonica Bill Lyon 2006-11-28 1441246 Yolo West Sacramento; 1912 Proctor Ave 4 Comment
  UCD84677  Cuscuta pentagona J. Shepard 2010-8-15 845 Yolo Yolo County Grasslands Park: East of Davis, from intersection of I-80 and Mace Blvd., 3.5 mi. south on Mace Blvd. (County Road 104), thence east along unpaved entrance road to Sacramento Valley Soaring Society field, to the north. 12 Comment
  UCD15539  Cuscuta salina Lara Hawthorne 1989-6-3 18 Yolo 6 miles east of Winters. 15 Comment
  UCD37711  Cuscuta salina Beecher Crampton 1961-7-25 5942 Yolo 1 mile southwest of Saxon Station. Comment
  CDA3126  Cycloloma atriplicifolium C. Justus 1958-5-2 425 Yolo 0 Comment
  UCD150923  Cynodon dactylon James A. Neilson Jr. 1961-7-1 s.n. Yolo 5 milies N of Rumsey. Cache Creek. (elevation estimated by label-maker using Google Earth). 176 Comment
  UCD15644  Cynodon dactylon Rachelle Raymond 1989-6-4 502 Yolo Rd 29 and F St., Davis. 12 Comment
  UCD37287  Cynodon dactylon Beecher Crampton 1959-3-24 5144 Yolo Yolo County, city of Davis. Comment
  UCD60030  Cynodon dactylon E. G. Cakin 1947-5-8 s.n. Yolo Davis. UC Davis, University Farm. Clear Lake ditch. Comment
  UCD168484  Cynoglossum grande Ellen Dean 2017-3-15 9273 Yolo Audubon Bobcat Ranch, lands north of Hwy 128, just east of Monticello Dam. Bray Canyon and vicinity on the western side of ranch. Ranch burned once each year in 2014, 2015, 2016. 2017 has been a high rainfall year. East-facing slopes on west side of lower reaches of Bray Canyon. 176 Comment
  RSA797398  Cyperus Keith E. Hoffmaster 1939-4-26 s.n. Yolo Putah Canyon. Comment
  RSA127042  Cyperus difformis H. S. Yates 1936-8-14 6142 Yolo 8 mi NE of Knights Landing 15 Comment
  UC1563963  Cyperus difformis Barbara Ertter 1988-10-21 7995 Yolo ca. 10 airmiles w. Woodland (1.5 mi. n. of Madison, Cache Creek at Rd. 89 crossing just w. of I-505, e. of gravel pits); Sacramento Valley, Cache Creek 36 Comment
  RSA518724  Cyperus difformis Barbara Ertter 1988-10-21 7995 Yolo Cache Creek at Rd 89 crossing just W of I-505, E of gravel pits 1.5 mi N of Madison, ca 10 airmiles W of Woodland, Sacramento Valley 37 Comment
  CAS-BOT-BC114575  Cyperus eragrostis Clarence Roy Quick 1968-8-25 68 -11 Yolo Garden, Merritt Island near junction of county roads #140 & 142, 3.5 mi S of Clarksburg Comment
  UC590016  Cyperus erythrorhizos H. S. Yates 1936-8-14 6141 Yolo 8 mi. n.e. Knights' Landing; <Dunningan> Quad. 15 Comment
  CAS-BOT-BC114277  Cyperus esculentus Clarence Roy Quick 1971-10-5 71 -64 Yolo Plyman-Quick garden, Merritt Island. Near Clarksburg. Comment
  CAS-BOT-BC114278  Cyperus esculentus Clarence Roy Quick 1968-8-25 68 -12 Yolo Garden, Merritt Island. Near junction of county roads #140 & 142, Comment
  CAS-BOT-BC114000  Cyperus rotundus Clarence Roy Quick 1972-4-7 72 -5 Yolo Homesite of Henry L and Nettie Smith, Plyman; Clarksburg. Comment
  UCD60191  Dactylis glomerata Collector unknown 1941-8-1 s.n. Yolo Davis Farm. Comment
  UCD60192  Dactylis glomerata E. G. Cakin 1947-5-11 s. n. Yolo North of Davis. Comment
  UCD60295  Dactylis glomerata Beecher Crampton 1962-4-18 6231 Yolo Davis. Southern Pacific R. R. Station. Comment
  UC914227  Damasonium californicum Verne Grant and Alva Grant 1946-4-15 7672 Yolo Yolo Bypass Comment
  UC917163  Damasonium californicum R. H. Miller 1949-5-11 52 Yolo s. side of w. end of Yolo Causeway Comment
  CAS-BOT-BC445499  Damasonium californicum Mrs. H. C. Cantelow 1940-5-13 3185 Yolo 9 1/2 mi. w. of Sacramento Comment
  SEINET8470112 Image available Damasonium californicum C. F. Ehlig 1951-1 45 Yolo Yolo bypass, 7 miles east of Davis 3 Comment
  UCD137985  Damasonium californicum Everett H. Everson 1951-4-19 37 Yolo Sacramento River, 9.2 miles southeast of Davis on county road 34A. Comment
  UCR196223  Datisca glomerata Ellen Dean, Mark Bibbo 2002-7-5 1129 Yolo East of McLaughlin UC Reserve and Davis reservoir. West of Cach Creek drainage, along Rayhouse Road 1.8 road mi east of junction with road to Soda Springs and gate into McLughlin reserve 457 Comment
  CDA13748  Datura ferox G. F. Hrusa, T. D. Wilfred 1996-12-19 13593 Yolo Central Valley; On orchard side of levee along Tule Canal approx. 3/4 mi. E of Int. 5 & 1/4 mi N of Sacramento River on S side of Yolo Bypass. Comment
  UCD126514  Datura ferox Beecher Crampton 1953-10-15 1693 Yolo 2 miles west of Madison. Comment
  UCD68069  Datura ferox Art Shapiro 1996-9-23 s.n. Yolo University of California, Davis, on North side of Wellman Hall, in a planter box. Comment
  SEINET212395 Image available Datura stramonium Timothy K. Lowery 1973-8-15 2 Yolo 1/2 m N of Rumsey in a waste field by side of hyw. 16 91 Comment
  UCD126522  Datura stramonium K. Esau 1929-10-1 s. n. Yolo Putah Canyon. Comment
  UCD126533  Datura stramonium M. Phillips 1929-10-1 2067 Yolo Putah Canyon. Comment
  UCD126530  Datura stramonium Lodoro 1924-4-6 17 Yolo Putah Creek, near Davis. 85 Comment
  CAS-BOT-BC474703  Datura wrightii Jean Shepard 2001-6-16 467 Yolo Co. Rd. 104, 2.2 mi S of intersection I-80, 100 yd S of bridge over Putah Creek, on W side of road 10 Comment
  UCD126629  Datura wrightii K. Esau 1935-7-19 s.n. Yolo Putah Canyon. Comment
  UCD67991  Datura wrightii M. Thibodeau 1995-5-29 14 Yolo Along Putah Creek, at University of California, Davis picnic grounds. 17 Comment
  UCD127409  Daucus pusillus H. A. Borthwick 1925-5-25 1857 Yolo Putah Canyon. Comment
  UCD127418  Daucus pusillus Jack Maze 1963-4-27 16 Yolo 3/4 mile east of Recreation Beach, State Highway 128. Comment
  UCD95701  Delphinium decorum Ogden C. Riddle 1942-3-29 21 Yolo Road west of Recreation Beach in Putah Canyon. Comment
  JEPS84646  Delphinium hansenii John W. Willoughby 1977-5-12 2392 Yolo along State Hwy 128 just E of jct with Pleasants Valley Road (County Road 86) Vaca Mountains 45 Comment
  CAS-BOT-BC10236  Delphinium hesperium LeRoy Abrams 1928-5-8 12612 Yolo Hills between Woodland and Davis Comment
  UCD95815  Delphinium hesperium Beecher Crampton 1978-5-15 9588 Yolo Yolo County, ca. 3 miles west of Winters on Hwy. 128. Comment
  CAS-BOT-BC9912  Delphinium nudicaule Edna Hannibal 1918-4-14 s.n. Yolo Capay Valley 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
  CAS-BOT-BC116450  Delphinium patens subsp. patens Ella D. Cantelow 1940-3-9 4277 Yolo Putah Canyon opp. Devil's Gate Comment
  CAS-BOT-BC116481  Delphinium patens subsp. patens Ella D. Cantelow 1940-3-9 s.n. Yolo Putah Canyon opp. Devil's Gate Comment
  CHSC52461  Delphinium patens subsp. patens Keith G. Weinstock 1975-5-4 4 Yolo State Highway 128, 12.6 miles southwest of Road 89 and Road 32 intersection. Comment
  UCD58058  Delphinium patens subsp. patens Ellen Dean; K. Mawdsley 2007-4-6 3598 Yolo Tuleyome Ireland Ranch. In inner coast range, northwest of the City of Winters, between Salt Creek and Enos Creek, just north of Wild Cow Mountain. SE portion of ranch. 555 Comment
  CAS-BOT-BC16948  Delphinium variegatum subsp. variegatum Alice Eastwood 1927-3-28 14220 Yolo near Winters Comment
  SEINET5714473 Image available Dennstaedtia cicutaria Dennis W. Stevenson 1973-1 s.n. Yolo Cultivated in Botany Department Greenhouse, University of California campus, Davis.; Univ. of California, Davis Comment
  CAS-BOT-BC192648  Deschampsia danthonioides Roxana S. Ferris 1926-4-24 6467 Yolo 3 miles south of Dunnigan Comment
  UCD37588  Deschampsia danthonioides Beecher Crampton 1955-4-14 2486 Yolo Yolo County, 2 miles south of Zamora, along U.S. Highway 99W. Comment
  UCD62553  Deschampsia danthonioides Beecher Crampton 1955-4-14 2486 Yolo 2 miles south of Zamora. Comment
  UCD62799  Deschampsia danthonioides Beecher Crampton 1953-3-29 1040 Yolo 1.5 miles north of Davis. Comment
  CHSC117589  Deschampsia elongata B. Castro; Tom Boullion 2009-6-26 1796 Yolo Sacramento Valley. Ca 6 road mi NW of Knights Landing, via Hwy 45, ca 0.5 mi W of 'El Dorado Bend' on topo map, on W bank of the Sacramento River at RM99.5. 8 Comment
  UCD62730  Dichelostemma capitatum subsp. capitatum Alan Yip; 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. 118 Comment
  HSC3071  Dichelostemma capitatum subsp. capitatum M. Dole 1963-4-9 15 Yolo 1.0 mi. E of Zamora on Rd. 15 Comment
  SEINET8472319  Dichelostemma capitatum subsp. capitatum Schank 1959-3-28 s.n. Yolo About 2 miles W of Winter along Hwy 128. 152 Comment
  UCD59363  Dichelostemma congestum Ellen Dean; Kate Mawdsley 2007-5-11 3787 Yolo Tuleyome Ireland Ranch. In inner coast range, northwest of the City of Winters, between Salt Creek and Enos Creek, just north of Wild Cow Mountain. Crooker Springs, northeastern corner of ranch. 337 Comment
  SEINET205134  Dichelostemma multiflorum W. R. Hildreth 1963-4-7 10 Yolo Road 102 0.2 miles south of Road 28. Comment
  JEPS64144  Dichelostemma volubile Elizabeth Ferguson 1920-5-15 341 Yolo w of Winters; Putah Pass Comment
  UCD160090  Dichelostemma volubile Mayra Huerta 2015-4-12 3 Yolo Audubon Bobcat Ranch. North side of Hwy 128, west of Winters. Southeast corner of ranch, west and uphill of ranch house headquarters. 117 Comment
  UCD62871  Dichelostemma volubile Chris Mosser; Plant Biology 102 students 2008-5-3 1 Yolo Yolo County; Audubon Bobcat Ranch, lands to the north of Hwy 128 on north side of Putah Creek downstream of Monticello Dam. Bray Canyon. West side of Bray Creek. 100 Comment
  HSC3102  Dichelostemma volubile W. R. Rogers 1965-6-25 251 Yolo Fisk Creek Ridge, 6 mi. S Hwy. 16 Comment
  UCD139264  Dichelostemma volubile Mary N. Artist 1965-5-15 19 Yolo north side of State Highway 128, just west of Markley Cove at Lake Berryessa. Comment
  UCD123708  Digitalis purpurea J. K. Couch 1995-5-26 26 Yolo in Community Gardens in Davis. 1.5 miles north of Putah Creek, bordering 113. 16 Comment
  UCD63906  Digitaria eriantha Beecher Crampton 1957-10-30 Yolo Agronomy Experimental Areas, Davis campus. Comment
  CAS-BOT-BC208985  Digitaria ischaemum Clarence R. Quick 1968-8-25 68 -10 Yolo Garden, Merritt Island, near junction of county roads #140 & 142, 3.5 miles south of Clarksburg Comment
  UCD36454  Digitaria ischaemum Beecher Crampton 1953-8-27 1616 Yolo Yolo County, city of Davis, Davis High School lawn. Comment
  UCD37727  Digitaria ischaemum Beecher Crampton 1961-9-15 5974 Yolo Yolo County, city of Davis, University of California campus. Comment
  UCD63946  Digitaria ischaemum Beecher Crampton 1958-10-29 Yolo Davis Campus, Hunt Hall quadrangle. Comment
  CAS-BOT-BC209026  Digitaria sanguinalis Clarence R. Quick 1968-8-25 68 -07 Yolo Merritt Island near junction of county roaads #140 & 142, 3.5 miles south of Clarksburg Comment
  CHSC79404  Digitaria sanguinalis Beecher Crampton 1955-9-29 3162 Yolo 1.5 miles north of city of Davis, along U. S. Highway 99W. Comment
  UC1137095  Digitaria sanguinalis August L. Hormay Yolo Davis Comment
  UCD63968  Digitaria sanguinalis Beecher Crampton 1969-9-8 8512 Yolo 3/4 mile west of the old Elkhorn Ferry, Sacramento River, State Hwy. 16. Comment
  UCD35258  Distichlis Beecher Crampton 1954-9-30 2283 Yolo 3 miles N of Davis. Comment
  UCD37378  Distichlis Beecher Crampton 1960-2-11 5476 Yolo Yolo County, 4-5 miles west of city of Winters, entrance to Putah Creek Canyon. Comment
  UCD41053  Distichlis spicata Carol W. Witham 2003-8-8 984 Yolo DFG Tule Ranch vernal pools. Approximately 8 miles southeast of Davis. Southeast of the junctions of County Roads 38 and 105. 4 Comment
  UCD64171  Distichlis spicata Beecher Crampton 1962-8-27 6642 Yolo Knight's Landing. Comment
  UCD64577  Distichlis spicata Beecher Crampton 1958-6-30 4992 Yolo Davis, S. P. RR Station. Comment
  UCD95023  Distichlis spicata Beecher Crampton 1958-6-20 4940 Yolo 3-4 miles E of Woodland, along State Hwy. 16 and 24. Comment
  UCD64490  Distichlis spicata var. stricta A. A. Beetle 1946-5-11 4703 Yolo Davis. By railroad tower. Comment
  UCD37387  Downingia bicornuta Beecher Crampton 1960-5-9 5501 Yolo Yolo County, 1.25 miles southwest of Saxon Station, along County Road 105. Comment
  UCD144778  Downingia bicornuta var. bicornuta Carol W. Witham 2003-4-7 883 Yolo DFG Tule Ranch vernal pools. Approximately 8 miles southeast of Davis. Southeast of the junctions of County Roads 38 and 105. 4 Comment
  SD27860  Downingia insignis Carl B. Wolf 1928-5-8 2134 Yolo Sacramento Valley, 4.0 miles north of Zamora. 39 Comment
  UC1220979  Downingia insignis Beecher Crampton 1962-4-28 6348 Yolo 2 mi ne Davis (city dump area) Comment
  UCD144780  Downingia insignis Carol W. Witham 2003-4-7 879 Yolo DFG Tule Ranch vernal pools. Approximately 8 miles southeast of Davis. Southeast of the junctions of County Roads 38 and 105. 4 Comment
  UCD21280  Downingia insignis J. Shepard 2000-5-1 175 Yolo Yolo County Grasslands Park: East of Davis, from intersection of I-80 and Mace Blvd., 3.5 mi. south on Mace Blvd. (County Road 104), thence east along unpaved entrance road to eastern boundary of park. South approximately 200 yards to a low area and vernal pools. A wide strip has been disked through this area. Water still in 2 pools which extend across fence into undisked area. 12 Comment
  CDA42326  Downingia insignis G. D. Barbe 1984-4-25 4154 Yolo Western edge of Yolo By-pass at Glide Ranch, east of Road 106 and 1.4 miles south of Road 36. Comment
  SEINET8039555  Downingia insignis B. Crampton 1960-5-9 5504 Yolo 0.75 mile SW of Saxon Station, along County Road 38. Comment
  CHSC79276  Downingia ornatissima var. ornatissima Beecher Crampton 1978-5-8 9585 Yolo 1 mile south of Saxon Station. Comment
  UCD144783  Downingia ornatissima var. ornatissima Carol W. Witham 2003-4-7 884 Yolo DFG Tule Ranch vernal pools. Approximately 8 miles southeast of Davis. Southeast of the junctions of County Roads 38 and 105. 4 Comment
  UCD54988  Downingia pulchella M. Wiesendanger 1927-4-29 584 Yolo Davis. 13 Comment
  UCD54990  Downingia pulchella J. Skoss 1948-6-5 14 Yolo Swampy, low-lying area at west end Sacramento-Davis Causeway. 4 Comment
  UCD54993  Downingia pulchella R. H. Miller 1949-4-16 39 Yolo Near west end of Yolo Causeway. Comment
  UCD84337  Downingia pulchella Ayzik Solomeshch 2009-5-11 s.n. Yolo Yolo Bypass. Glide Ranch. 4 Comment
  SEINET8039648  Downingia pulchella B. Crampton 1953-3-31 1049 Yolo Madison, along railroad. Comment
  UC494211  Downingia pulchella E. A. Wilkins 1932-4-28 Yolo Bypass Comment
  UCD18289  Downingia pulchella Craig D. Thomsen 1998-6-4 s.n. Yolo SE of city of Woodland, south of road 25, 200 m west of road 103, in drying alkaline vernal pool. Comment
  UC635710  Downingia pulcherrima D. Tebbe 1930-4-5 140 Yolo near Woodland; Sacramento Valley Comment
  UCD98580  Dysphania ambrosioides Beecher Crampton 1961-10-25 6044 Yolo 4 miles northwest of Bryte, Yolo Bypass. Comment
  CAS-BOT-BC197017  Echinochloa colona John Thomas Howell; Gordon H. True 1969-6-23 45796 Yolo Along highway 2 miles west of Knights Landing 15 Comment
  RSA201843  Echinochloa colona June McCaskill, Margene Griggs, W. A. Harvey 1968-8-1 737 Yolo Around Agronomy field plot A-8, ca. 0.5 mi East of University Airport, University of California-Davis Comment
  SBBG21238  Echinochloa colona B. Crampton 1961-7-21 Yolo 2.5 mi W of Davis Comment
  SBBG26399  Echinochloa colona B. Crampton 1965-10-5 Yolo University of California Davis campus Comment
  UCD37756  Echinochloa colona Beecher Crampton 1961-10-25 6035 Yolo Yolo County, 2.5 miles south of Woodland, along County Road 98. Comment
  UCD60740  Echinochloa colona Beecher Crampton 1965-7-7 7437 Yolo north city limits of Winters. Comment
  UCD60795  Echinochloa colona Beecher Crampton 1953-8-24 1601 Yolo 1 mile west of Winters. Comment
  SBBG115364  Echinochloa crus-galli B. Crampton 1965-7-8 7449 Yolo ca. 8 mi NW of Knight's Landing Comment
  UCD32817  Echinochloa crus-galli Beecher Crampton 1964-7-28 7131 Yolo Yolo County, UC Davis campus, central garage. Comment
  UCD32914  Echinochloa crus-galli Beecher Crampton 1965-7-7 7436 Yolo Yolo County, northern city limits of Winters. Comment
  UCD32921  Echinochloa crus-galli Beecher Crampton 1965-7-7 7440 Yolo Yolo County, 8.2 miles west of Winters on Hwy. 128, Putah Creek Canyon. Comment
  UCD32930  Echinochloa crus-galli Beecher Crampton 1965-7-8 7449 Yolo Yolo County, 8 miles N.W. of knight's Landing. Comment
  UCD32951  Echinochloa crus-galli Beecher Crampton 1965-7-27 7472 a Yolo 5.1 miles E of Woodland. Comment
  UCD32952  Echinochloa crus-galli Beecher Crampton 1965-7-27 7472 b Yolo Yolo County, 5.1 miles east of Woodland. Comment
  UCD32960  Echinochloa crus-galli Beecher Crampton 1965-8-18 7482 a Yolo Yolo County, 3 miles N.W. of Davis on County rd. 99 between roads 30 and 31. Comment
  UCD32963  Echinochloa crus-galli Beecher Crampton 1965-8-18 7484 Yolo 3 miles W of Knight's Landing. Comment
  UCD60873  Echinochloa crus-galli A. A. Beetle 1942-8-6 3812 Yolo Near Davis. Comment
  UCD81613  Echinochloa crus-galli Collector Unknown 1925-6-10 s.n. Yolo Davis, University Farm. Comment
  UCR152270  Echinochloa crus-galli Beecher Crampton 1959-11-2 5468 Yolo 7.5 mi west of city of Davis Comment
  SACT001027  Echinochloa crus-galli 1925-6-10 Yolo No collector/determiner listed. Comment
  SEINET3928595  Echinochloa crus-galli Beecher Crampton 1961-7-21 5941 Yolo 5.5 miles west of city of Davis, along Russell Boulevard.; 0 Comment
  SEINET8465057 Image available Echinochloa crus-galli Beecher Crampton 1965-8-18 7484 Yolo 3 miles west of Knights Landing. Comment
  UCR257962  Echinochloa esculenta Chuck Buckingham 1948-7-24 s.n. Yolo Sacramento Valley, rice field east of the intersection of County Road 35 and 106A 6 Comment
  CAS-BOT-BC197271  Echinochloa muricata var. microstachya Roxana Stinchfield 1916-6-25 324 Yolo Near mouth of Buckeye Creek Comment
  CAS-BOT-BC445583  Echinodorus berteroi Thomas H. Kearney 1950-9-3 s.n. Yolo Flood bed of Putah Creek at Winters Comment
  UCD15439  Eclipta prostrata A. M. Shapiro 1995-9-29 s.n. Yolo California, Yolo Co.; West Sacramento, ca. 1/2 mile north of West Capitol Ave, (near the CHP Academy); Comment
  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
  UCD161071  Ehrendorferia chrysantha Craig Thomsen 2006-6-8 2662 Yolo Along ridgeline trail (accessed at turn-out across the road from Camp Haswell), approximately 0.5 mile south of Hwy 16. Yolo County park adjacent to Cache Creek. Rumsey Canyon. 457 Comment
  UCD20606  Ehrendorferia chrysantha E. Dean; with M. Bibbo 2002-7-5 1120 Yolo East of McLaughlin UC Reserve and Davis resevoir. West of Cache Creek drainage. Along Rayhouse Road 3.0 road miles E of jct with road to Soda Springs and gate into McLaughlin Reserve. 579 Comment
  UCD39914  Ehrharta calycina Beecher Crampton 1964-4-14 s.n. Yolo UC Davis Campus, foundation of Mission. Comment
  CDA2020  Ehrharta erecta Evelyn Healy May 1996 s.n. Yolo On the east side of D Street, between 6th and 7th Streets, Davis; in a front yard. 0 Comment
  SEINET240370 Image available Ehrharta erecta Beecher Crampton 1953-6-25 T.O. 2008 Yolo UC Davis agronomy experimental area, plant introduction nursery. Comment
  UCD61204  Ehrharta erecta Bob Laben 2002-1-24 s.n. Yolo Davis. From Bob Laben's garden, 502 Oak Ave. Comment
  UCD84364  Eleocharis acicularis var. acicularis Ayzik Solomeshch 2009-5-19 s.n. Yolo Yolo Bypass. Glide Ranch. 4 Comment
  UCD49593  Eleocharis engelmannii W. D. Norton 1927-8-1 765 Yolo Yolo County. 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
  UCD49787  Eleocharis macrostachya B. Crampton 1941-4-13 129 Yolo Common spikerush', 'Wiregrass'. 5 miles west of Merced, Merced County, California. Comment
  RSA262458  Eleocharis palustris R. F. Denno 1967-3-29 20 Yolo 4 miles west of Winters 46 Comment
  UCD61265  Eleusine indica D. H. Hartmann 1941-8-10 Yolo Davis. Comment
  SEINET3929192  Eleusine indica Beecher Crampton 1952-10-3 852 Yolo Yolo County, City of Davis.; 0 Comment
  UCD61235  Eleusine tristachya Jim Sherar 1991-6-1 026 Yolo On the UC Davis Campus, adjacent to the horse pastures along Garrod Drive. Comment
  UCD142965  Elodea canadensis Ellen Dean; N. Gonzales 2013-8-8 7938 Yolo Downstream of Monticello Dam along Hwy 128, north side of Putah Creek in Putah Creek Vegetation Survey Plot INT 2A. 45 Comment
  UCD20746  Elyhordeum macounii E. Dean; with M. Bibbo 2002-7-5 1151 Yolo McLaughlin UC Reserve. Clover Valley, W of main road that goes N-S through the valley, alongside of dried drainage, S of stock pond. 457 Comment
  SEINET10564701  Elymus elymoides A. Arthur Heller 1902-5-21 Heller 5577 Yolo Near Madison. Comment
  UCD161067  Elymus glaucus Craig Thomsen 2006-5-10 2648 Yolo Along ridgeline trail (accessed at turn-out across the road from Camp Haswell), approximately 0.5 mile south of Hwy 16. Yolo County park adjacent to Cache Creek. Rumsey Canyon. 457 Comment
  CAS-BOT-BC234101  Elymus multisetus A. A. Heller 1902-5-21 5577 Yolo Near Madison Comment
  UCD36628  Elymus repens Beecher Crampton 1955-6-6 2818 Yolo Yolo County, city of Davis. Comment
  UCD37934  Elymus repens Beecher Crampton 1962-5-4 6401 Yolo Yolo County, city of Davis, Southern Pacific Railroad station. Comment
  UCD62572  Elymus repens Beecher Crampton 1962-4-18 6229 Yolo Southern Pacific R. R. Station, Davis. Comment
  SEINET241288  Elymus trachycaulus Beecher Crampton 1961-6-13 T.O. 2502 Yolo UC Davis experimental area, plant intro. nursery, row BC-8. Comment
  UCD14590  Epilobium David S. Wilson 1985-8-27 s.n. Yolo Davis, at the Calvin Cassel Ranch, north of the tank house, on Sycamore North, just behind the Davis Christian Assembly. 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
  UCD37037  Epilobium campestre Beecher Crampton 1956-7-13 3706 Yolo Yolo Bypass. Comment
  UCD37229  Epilobium campestre Beecher Crampton 1958-6-27 4977 Yolo 1.3 miles south of Dunnigan. Comment
  UCR152405  Epilobium campestre Beecher Crampton 1958-6-27 4977 Yolo Sacramento Valley, 1.3 mi south of Dunnigan, US Hwy 99 16 Comment
  UCD38279  Epilobium canum Beecher Crampton 1952-10-27 896 Yolo Creek bank leading into Putah Creek, 5 miles west of Winters. Comment
  UCD105414  Epilobium canum subsp. latifolium Beecher Crampton 1975-11-18 9338 Yolo Vaca Mountains. Putah Creek Canyon entrance, ca. 6 miles west of Winters. Comment
  UCD146825  Epilobium cleistogamum Carol W. Witham 2003-4-11 939 Yolo DFG Tule Ranch vernal pools. Approximately 8 miles southeast of Davis. Southeast of the junctions of County Roads 38 and 105. 4 Comment
  UCD73140  Epilobium cleistogamum Ayzik Solomeshch 2003-5-30 s. n. Yolo Department of Fish and Game Glide Tule Ranch, about 8 mi. southeast of Davis. 6 Comment
  CDA9629  Epilobium pygmaeum D. G. Kelch 2007-5-18 7 .324 Yolo Yolo Causeway, 0.4 mi E of Levee Rd. / RR crossing. Comment
  SEINET9294442  Epilobium pygmaeum Unknown 1958-6-27 4989 Yolo Yolo County Comment
  UCD161034  Epipactis gigantea Craig Thomsen 2006-6-30 2611 Yolo Camp Haswell. West side of Cache Creek. 144 Comment
  RSA91858  Epipactis gigantea Beecher Crampton 1954-4-15 1772 Yolo Putah Creek Canyon, 5 miles west of Winters Comment
  RSA0037239  Equisetum Keith E. Hoffmaster 1939-4-26 s.n. Yolo Putah can. Comment
  UCD135611  Equisetum laevigatum Beecher Crampton 1975-1-20 9105 Yolo North of Elkhorn Bridge over the Sacramento River. IS Hwy.5. Comment
  SEINET242440  Eragrostis biflora Beecher Crampton 1963-1-14 1839 Yolo UC Davis Campus, Agronomy Experimental Area, Plant Introduction Nursery Comment
  UCD33466  Eragrostis cilianensis Beecher Crampton 1968-9-6 8339 Yolo Yolo County, 3 miles west of Winters on Hwy. 128. Comment
  UCD36486  Eragrostis cilianensis Beecher Crampton 1953-10-15 1685 Yolo Yolo County, city of Davis, University of California Agronomy Plots. Comment
  UCD62940  Eragrostis cilianensis Beecher Crampton 1961-8-29 5972 Yolo 1.5 miles south of Woodland, along County Road 99. Comment
  SEINET10562462  Eragrostis cilianensis Hair 1990-8-12 HAIR s.n. Yolo Davis, University of California, experimental plot A-12, W of State Highway 113. Sugar-beet field. Comment
  CAS-BOT-BC213549  Eragrostis curvula Beecher Crampton 1962-8-27 6641 Yolo 4 mi. S of Woodland Jct. county Roads 98 and 25A Comment
  CAS-BOT-BC213551  Eragrostis curvula John Thomas Howell; Gordon H. True 1967-6-11 42553 Yolo Roadside NW of Woodland Comment
  SJSU3777  Eragrostis curvula C. W. Sharsmith 1963-6-15 7081 Yolo Sacramento Valley c. 1 mi S of Dunnigan Comment
  UCD62995  Eragrostis curvula Beecher Crampton 1965-4-27 7299 Yolo 3 miles northwest of Dunnigan County Road 2 just east of its junction with County road 86. Comment
  UCD63366  Eragrostis hypnoides Beecher Crampton 1953-10-15 1697 Yolo Yolo County, Capay, along Cache Creek. Comment
  CAS-BOT-BC242653  Eragrostis mexicana subsp. virescens Beecher Crampton 1953-10-9 1665 Yolo City of Davis, University of California campus Comment
  UCD36478  Eragrostis mexicana subsp. virescens Beecher Crampton 1953-10-9 1665 Yolo Yolo County, 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
  UCD64025  Eragrostis mexicana subsp. virescens A. A. Beetle 1942-10-1 1897 Yolo Davis. Comment
  UCD81547  Eragrostis mexicana subsp. virescens W. D. Norton Date Unknown s.n. Yolo Yolo - Nurley Rn. Comment
  UCD36487  Eragrostis minor Beecher Crampton 1953-10-15 1686 Yolo Yolo County, city of Davis, University of California Agronomy Plots. Comment
  UCD64329  Eragrostis pectinacea Beecher Crampton 1953-10-16 1701 Yolo 4 miles east of city of Davis, along U.S. Highway 40. Comment
  UCD64534  Eragrostis pectinacea R. Tofsrud 1948-10-1 Yolo Davis. Comment
  UCD64536  Eragrostis pectinacea Collector Unknown 1941-11-1 Yolo Putah Creek, near Davis. Comment
  CAS-BOT-BC242654  Eragrostis pectinacea var. pectinacea Beecher Crampton 1953-10-15 1684 Yolo City of Davis, University of California Agronomy Plots 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
  UCD37724  Eragrostis pilosa Beecher Crampton 1961-8-29 5971 Yolo 1.5 miles south of Woodland, along County Road 99. Comment
  UCD37754  Eragrostis pilosa Beecher Crampton 1961-10-25 6033 Yolo 1.5 miles southwest of Woodland, along County Road 98. Comment
  UCR118878  Eragrostis pilosa Beecher Crampton 1961-10-25 6033 Yolo Sacramento Valley, 1.5 miles southwest of Woodland, along County Road 98. 30 Comment
  SEINET242439 Image available Eragrostis poaeoides Beecher Crampton 1954-9-10 s.n. Yolo UC Davis campus, Agronomy experimental area, plant introduction nursery. Comment
  SEINET10753542  Eragrostis poaeoides B. Crampton 1953-10-15 Crampton 1686 Yolo City of Davis, University of California Agronomy Plots. Comment
  SEINET4571552  Eragrostis poaeoides B. Crampton 1967-10-16 8217 Yolo U.C. Davis agronomy field Comment
  UCD151019  Erigeron bonariensis D. S. Park 2010-5-28 99 Yolo UCD, east of Science Lecture Bldg. 10 Comment
  UCD151020  Erigeron bonariensis D. S. Park 2010-5-28 100 Yolo UCD, south of Storer Hall in garden/flowerbed. 11 Comment
  UCD151029  Erigeron bonariensis D. S. Park 2010-6-1 110 Yolo UCD Arboretum. Disturbed site/hillside near bridge. 15 Comment
  UCD65691  Eriochloa acuminata Beecher Crampton 1969-10-2 8516 Yolo ca. 7.5 miles west Davis, County Road 31, just west of its junction with County Road 95. Comment
  CAS-BOT-BC278501  Eriochloa contracta Beecher Crampton 1955-9-6 3148 Yolo Along County Road 29, about 5 miles northwest of Davis Comment
  UCD34849  Eriochloa contracta Beecher Crampton 1963-9-18 6895 Yolo N.W. Davis, Anderson road. Comment
  UCD65724  Eriochloa contracta Beecher Crampton 1963-9-18 6895 Yolo N.W. Davis, Anderson Road. Comment
  UCD65727  Eriochloa contracta Beecher Crampton 1969-10-30 8529 Yolo 4 miles west of Davis at jct. of County Roads 31 and 97. Comment
  UC449880  Eriodictyon californicum W. P. Taylor 1912-6-26 Yolo Rumsey Comment
  UC75287  Eriodictyon californicum C. F. Baker 1903-5-7 2930 Yolo Rumsey Comment
  UCD119301  Eriodictyon californicum M. Wiesendanger 1927-5-4 651 Yolo Putah Canyon. Comment
  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
  SEINET3000771  Eriogonum dasyanthemum Rivina Beans 1913-10-9 s.n. Yolo Guinda Comment
  UCD99905  Eriogonum dasyanthemum M. Phillips 1929-10-1 2069 Yolo Putah Canyon. Comment
  RSA97549  Eriogonum dasyanthemum Beecher Crampton 1954-9-9 2266 Yolo Valley plains, 2 miles west of Winters Comment
  CAS-BOT-BC308094  Eriophyllum lanatum var. achilleoides Roxana Stinchfield 1916-6-25 316 Yolo Mouth of Buckeye Creek Comment
  UCD160176  Eriophyllum lanatum var. achilleoides Leonardo Tuchman 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. 131 Comment
  UCD59321  Eriophyllum lanatum var. achilleoides Ellen Dean; Kate Mawdsley 2007-5-11 3745 Yolo Tuleyome Ireland Ranch. In inner coast range, northwest of the City of Winters, between Salt Creek and Enos Creek, just north of Wild Cow Mountain. Central part of ranch near western portion of loop road. 638 Comment
  CDA4399  Erodium cicutarium D. G. Kelch 2007-5-18 7 .321 Yolo Yolo Causeway, 0.4 mi E of Levee Rd. / RR crossing. Comment
  UCD19450  Erodium cicutarium J. Shepard 2000-2-19 42 Yolo Grasslands Regional Park. East of Davis, from intersection of I-80 and Mace Blvd., 3.5 mi. south on Mace Blvd. (County Road 104), thence east 1/4 mi. along unpaved entrance road; growing on north side of road. 12 Comment
  UCD56711  Erodium cicutarium Ellen Dean; M. Bibbo 2007-3-23 3404 Yolo Tuleyome Ireland Ranch. In inner coast range northwest of the City of Winters between Salt Creek and Enos Creek, just north of Wild Cow Mountain. SW portion of ranch. 649 Comment
  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
  UCR237639  Erodium cicutarium George K. Helmkamp, E. A. Helmkamp 2012-3-9 18614 B 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
  RSA696384  Erodium cicutarium Unspecified 1942-4-7 1121 Yolo University campus, Davis. Comment
  SEINET5744338 Image available Erodium cicutarium Gary W. Elmstrom 1965-1 13 Yolo Along roadside, 2.5 miles N of Davis on Road 102.; Davis 15 Comment
  UCD103229  Erodium cicutarium J. M. Tucker 1951-2-22 2031 Yolo Beside road along railroad to Woodland, ca. 1 mile north of Davis. Comment
  UCD103241  Erodium cicutarium Joy Woo 1989-4-18 s.n. Yolo Along H Street. 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
  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
  UCD84313  Eryngium aristulatum var. aristulatum Ayzik Solomeshch 2009-5-19 s.n. Yolo Yolo Bypass. Glide Ranch. 4 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
  UCD54558  Eryngium oblanceolatum J. Shepard 2000-5-26 276 Yolo Grasslands Regional Park. East of Davis, from intersection of I-80 and Mace Blvd., 3.5 mi. south on Mace Blvd.(County Road 104), thence east along unpaved entrance road almost to east boundary of park, then about 50 ft. south to low area. 12 Comment
  UCD81556  Eryngium vaseyi W. W. Robbins; W. D. Norton 1927-10-1 s.n. Yolo West of Davis. Comment
  UC1221768  Erysimum capitatum Beecher Crampton 1958-4-21 4713 Yolo slope along State Hwy 16 2.7 mi n Rumsey (above Cache Creek) Comment
  SEINET8235428  Erythranthe latidens Carl Epling 1951-4-22 37 Yolo beside Road 29, 5 miles west of Highway 99W. 15 Comment
  UCD94043  Eschscholzia caespitosa Shannon M. Still 2006-3-13 48 Yolo California. Yolo County: CA-128 approx. 5 mi W of Winters, CA. 38 Comment
  UCD94053  Eschscholzia caespitosa Shannon M. Still 2006-3-23 60 Yolo California. Yolo County: CA-128 on slope across road from dirt parking area by Monticello Dam, on eastern side of road. 77 Comment
  UCD96480  Eschscholzia caespitosa Shannon M. Still 2006-3-23 052 Yolo California. Yolo County: CA-128 approx. 5 mi W of Winters, CA. 42 Comment
  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
  UCD18493  Eschscholzia californica C. P. Pease 1995-5-16 s.n. Yolo city of Davis, east side of UCD campus, Experimental College gardens. 16 Comment
  UCD95299  Eschscholzia californica J. K. Couch 1995-5-18 11 Yolo in Community Gardens in Davis. 1.5 miles north of Putah Creek, bordering 113. 16 Comment
  UCR235412  Eschscholzia californica George K. Helmkamp, E. A. Helmkamp 2012-4-17 18787 Yolo Sacramento Valley, along County Road 26, 1.4 miles west of its intersection with Road 89, c. 12 miles WSW of Woodland 65 Comment
  RSA785385  Eschscholzia californica Lois Weston 1942-4-7 1159 Yolo University campus, Davis. Comment
  SEINET5339904  Eschscholzia californica G. Cook 1959-3-28 14 Yolo Collected 4 miles east of Winter. 76 Comment
  UCD15574  Eschscholzia californica Collector Unknown Date Unknown s.n. Yolo Roadside in South Davis. Comment
  UCD34199  Eschscholzia lobbii Beecher Crampton 1978-3-16 9549 Yolo Yolo County, 2 miles west of Winters. Comment
  UCD94128  Eschscholzia palmeri Shannon M. Still 2007-8-1 182 Yolo California. Yolo County: UC Davis campus. Comment
  UCD41128  Eucalyptus N. Nicola 2002-4-4 162 Yolo Eastern foothills of inner north coast range, Capay Valley. Farm just north of town of Capay. Comment
  UCD151232  Eucalyptus camaldulensis Ellen Dean; Whitney Krupp 2015-2-9 8586 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 north of field, adjacent to pedestrian path and bike path. 15 Comment
  UCD168435  Eucrypta chrysanthemifolia var. chrysanthemifolia Ellen Dean 2017-3-15 9257 Yolo Audubon Bobcat Ranch, lands north of Hwy 128, just east of Monticello Dam. Bray Canyon and vicinity on the western side of ranch. Ranch burned once each year in 2014, 2015, 2016. 2017 has been a high rainfall year. Lower reaches of Bray Canyon. 62 Comment
  UCD38926  Euphorbia maculata Beecher Crampton 1961-10-25 6049 Yolo 2 miles west of Bryte, County Road 127, confluence of the Sacramento and Yolo Bypass. Comment
  UCD142616  Euphorbia maculata J. Stahl 1928-7-1 1415 Yolo University Farm. Front of Hort. Bldg. Comment
  UCD33828  Euphorbia nutans Beecher Crampton 1973-7-11 8978 Yolo Davis, Eureda Ave. south of West 8th street. Comment
  CDA18008  Euphorbia oblongata G. F. Hrusa 1999-5-21 15050 A Yolo On SE corner of B St. and 6th St., Davis. 0 Comment
  UCD142448  Euphorbia peplus K. Esau 1933-4-20 s.n. Yolo Davis. Comment
  UCD142758  Euphorbia serpens Daryl Koutnik 1988-8-20 s.n. Yolo City of Davis on Hanover Drive behind Lucky's Market, east of Anderson Road. 22 Comment
  UCD81849  Euphorbia serpillifolia Ellen Dean; M. Showers, G. Harrington 2009-6-3 5768 Yolo Woodland Regional Park. City of Woodland property on the E side of County Road 102, just S of County Road 25. 9 Comment
  UCD142975  Euphorbia serpillifolia subsp. serpillifolia Ellen Dean; C. Robbins 2013-8-28 7992 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
  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
  UCD59373  Eurybia radulina Ellen Dean; Kate Mawdsley 2007-6-8 3848 Yolo Tuleyome Ireland Ranch, Inner Coast Ranges, northwest of the city of Winters, between Salt Creek and Enos Creek, just N of Wild Cow Mtn. Western part of ranch near stock pond. North of berm along dry drainage. 627 Comment
  CAS-BOT-BC310662  Euthamia occidentalis Clarence R. Quick 1971-8-26 71 -60 Yolo Pylman-Quick garden, Merritt Island, near Clarksburg Comment
  SEINET238366 Image available Festuca eastwoodiae Beecher Crampton 1953-4-27 1141 Yolo 2.5 miles west of city of Winters on Road 87. Comment
  SEINET240477 Image available Festuca mairei Beecher Crampton 1959-5-31 T.O. 2443 Yolo CULTIVATED; UC Davis agronomy experimental area, plant introduction nursery, row G-44 Comment
  SEINET4560674  Festuca myuros George K. Helmkamp, E. A. Helmkamp 2012-1 18772 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
  UCR178860  Festuca myuros var. hirsuta Ayzik Solomeshch 2002-4-30 s.n. Yolo Sacramento Valley, Glide Ranch, 2.5 mi SSE from intersection of Road 105 and Road 38 6 Comment
  UCR212295  Festuca myuros var. hirsuta Ellen Dean, Susan Xhang, Christa Lindsey, Chris Mosser 2008-5-3 4894 A Yolo Audubon Bobcat Ranch, lands to the north of Hwy 128 on north side of Putah Creek, downstream of Montecello Dam; west side of Bray Canyon 101 Comment
  UCR237591  Festuca myuros var. hirsuta George K. Helmkamp, E. A. Helmkamp 2012-3-9 18603 Yolo Sacramento Valley, East Main Street (Co. Rd. 22), Woodland (parallel to I-5), 0.4 mile west of the Sacramento River 7 Comment
  UCD41015  Festuca perennis Carol W. Witham 2003-4-11 945 Yolo DFG Tule Ranch vernal pools. Approximately 8 miles southeast of Davis. Southeast of the junctions of County Roads 38 and 105. 4 Comment
  UCD66386  Festuca rubra D. C. Sumner 1956-5-25 Yolo Agronomy Division Grass Garden, 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
  SEINET9334052  Foeniculum vulgare Unknown 1988-8-20 18612 Yolo Surely one of the most common weeds of Northern California; along Putah Creek beside CA 128, below Berryessa Lake, at Fishing Area #5. UC Davis Herbarium, The Beecher Crampton Herbarium Collection Comment
  UCD58076  Frangula californica subsp. tomentella Ellen Dean; K. Mawdsley 2007-4-6 3615 Yolo Tuleyome Ireland Ranch. In inner coast range, northwest of the City of Winters, between Salt Creek and Enos Creek, just north of Wild Cow Mountain. SE portion of ranch. Along Loop Road. 471 Comment
  UCD120210  Frankenia salina Ellen Dean 2012-4-19 7324 Yolo Along C.R. 103 near Conaway Ranch, east side of road. About 1 mile south of C.R. 25. Remnant alkali plain vegetation in weedy roadside. 10 Comment
  UCD34258  Frankenia salina Beecher Crampton 1978-6-27 9614 Yolo Yolo County, 4 miles S.E. of Woodland, T9N R2E sect. 11 N.E. 1/4. Comment
  UCD35565  Fraxinus dipetala Beecher Crampton 1958-4-21 4715 Yolo 2.7 miles NW of Rumsey. Along State Hwy 16 above Cache Creek. Comment
  UCD56759  Fraxinus dipetala Ellen Dean; M. Bibbo 2007-3-23 3451 Yolo Tuleyome Ireland Ranch. In inner coast range northwest of the City of Winters between Salt Creek and Enos Creek, just north of Wild Cow Mountain. Western/Central portion of ranch near unimproved access loop road. 624 Comment
  UCD122051  Fraxinus latifolia Cay Collette 1975-5-31 23 Yolo Knight's Landing, 15' from Sacramento River. 15 Comment
  UCD33566  Freesia armstrongii Beecher Crampton 1970-4-2 8549 Yolo Yolo County, Davis, Russell blvd. and College Park, vacant lot. Comment
  UCD15569  Fremontodendron californicum D. J. Doo 1995-5-10 s.n. Yolo Along Hwy 113 and Covell Rd. 15 Comment
  UCD67992  Fremontodendron californicum M. Thibodeau 1995-4-20 12 Yolo University of California, Davis campus, West side of King Hall. Comment
  UCD169011  Fritillaria affinis Marc Hoshovsky 2017-4-6 1 Yolo Audubon Bobcat Ranch. 4.3 miles due west from Winters. Lands to the north of Hwy 128. East-draining canyons ca. 0.5 mile west of ranch headquarters and 0.15 mile south of Buckhorn Spring. Area has burned three times in the past three years. 201 Comment
  CDA39332  Fritillaria pluriflora Mr. Clement 1930-2-25 s.n. Yolo Capay Valley. 0 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
  UCD164873  Galium aparine Henry House 1995-5-23 1995- 16 Yolo Davis. 15 Comment
  UCD62850  Galium aparine Elaine Chow; Plant Biology 102 students 2008-4-6 7 Yolo Yolo County; Audubon Bobcat Ranch, lands to the north of Hwy 128 on north side of Putah Creek downstream of Monticello Dam. Bray Canyon. 109 Comment
  JEPS52926  Galium californicum subsp. flaccidum G. L. Stebbins Jr. 1965-10-28 Yolo Davis Comment
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Jan 17 2007
  UCD20612  Galium parisiense E. Dean; with M. Bibbo 2002-7-5 1159 Yolo McLaughlin UC Reserve. Along road leading from Davis Creek Reservoir to Clover Valley, N of valley, where stream crosses road (southernmost of two stream crossings). Adjacent to the culvert. 441 Comment
  UCD160177  Galium porrigens var. porrigens Leonardo Tuchman 2015-4-12 4 Yolo Audubon Bobcat Ranch. North side of Hwy 128, west of Winters. Southeast corner of ranch, west and uphill of ranch house headquarters. 131 Comment
  JEPS52739  Galium porrigens var. tenue Lauramay T. Dempster and G. L. Stebbins 1965-5-23 4107 A Yolo along Hwy 16 1 mi se Colusa Co. line; Cache Creek 182 Comment
  UC1562739  Galium porrigens var. tenue Barbara Ertter with Annetta Carter 1989-5-28 8532 Yolo Rayhouse Road 4.3 mi from Hwy 16 (e side of ridge between Blue Ridge and Little Blue Ridge, 0.4 mi below crest at large roadcut, ca 5 air mi wsw of Rumsey) 731 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
  UCD23214  Gastridium phleoides A. Solomeshch 2002-4-30 s.n. Yolo Glide Ranch. 2.5 miles SSE from intersection of Rd 105 and Rd 38. Comment
  UCD56691  Gastridium phleoides Ellen Dean 2006-10-27 3300 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. 640 Comment
  UCR119089  Gastridium ventricosum Beecher Crampton 1952-10-27 887 Yolo Sacramento Valley, 3 miles west of city of Winters, on road to Monticello. 30 Comment
  RSA696388  Geranium dissectum Keith E. Hoffmaster 1939-4-6 909 Yolo Putah Canyon. Comment
  RSA789881  Geranium dissectum George K. Helmkamp, E. A. Helmkamp 2012-4-17 18776 Yolo Along County Road 26, 1.4 miles west of its intersection with Road 89, c. 12 miles WSW of Woodland 65 Comment
  UCD41125  Geranium dissectum N. Nicola 2002-4-5 166 Yolo Eastern foothills of inner north coast range, Capay Valley. About 0.4 miles as the crow flies west of Guinda. Comment
  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
  UCD20869  Gilia capitata N. Nicola 2001-8-5 086 Yolo Eastern foothills of inner north coast range, Capay Valley, 0.9 miles as the crow flies N. of Rumsey; Lowrey Ranch. Comment
  UCD62883  Gilia capitata subsp. staminea Christopher Michael Bronny 2008-4-4 s.n. Yolo West Sacramento, Land-side toe of levee on South River Road. River Mile 57.2. 6 Comment
  UCD160552  Gilia clivorum Ellen Dean; Craig Thomsen 2015-3-21 8604 b Yolo Audubon Bobcat Ranch. Western part of ranch, just north of Hwy 128 and N of Putah Creek. Area E of Bray Canyon at base of large escarpment labeled 'spring' on topo maps. Burned in 2014. 234 Comment
  UCD117945  Gilia tricolor A. A. Beetle 1945-2-22 4189 Yolo Cottonwood Slough, southwest of Madison. Comment
  SEINET242449 Image available Glyceria declinata Beecher Crampton 1954-4-15 T.O. 2243 Yolo CULTIVATED; UC Davis agronomy experimental area, plant introduction nursery Comment
  UCR242397  Glycyrrhiza glabra Ellen Dean, T. Starbuck 2001-8-21 7210 Yolo City of Davis, at SW corner of intersection of Cowell Blvd. and Drummond Ave., on south side of Hwy 80 12 Comment
  UCD105771  Glycyrrhiza lepidota Beecher Crampton 1974-6-18 9055 Yolo 6 miles west of Winters, Putah Creek. Comment
  UCD33864  Glycyrrhiza lepidota Beecher Crampton 1974-6-18 9055 Yolo Yolo County, ca. 6 miles west of Winters. Comment
  UCD131655  Grindelia camporum G. F. Hrusa; T. D. Wilfred 1996-12-19 13594 Yolo on canal side of levee along Tule Canal approx. 1/3 mile east of Interstate 5 and 1/4 mile north of Sacramento River on south side of Yolo Bypass. 15 Comment
  UCD132484  Grindelia camporum Daryl Koutnik; John Sowell 1978-10-27 573 Yolo Putah Creek, east of County Road 106 and west of Yolo Causeway. 6 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
  UCD23202  Grindelia camporum A. Solomeshch 2002-4-30 s.n. Yolo Glide Ranch. 2.5 miles SSE from intersection of Rd 105 and Rd 38. Comment
  POM58284  Grindelia hirsutula var. davyi A. A. Heller, H. E. Brown 1902-5-21 5578 Yolo Near Madison Comment
  UCR257081  Grindelia hirsutula var. davyi George K. Helmkamp, Mary Alice Barnes 2013-5-8 20513 Yolo Southern Sacramento Valley, Yolo Bypass Wildlife Area, 0.9 mile southeast of the junction of Chiles Road and I-80, between Sacramento and Davis 13 Comment
  UCR262439  Grindelia hirsutula var. davyi George K. Helmkamp, E. A. Helmkamp 2011-12-7 18501 Yolo Southern Sacramento Valley, midway between Davis and Sacramento along Hwy 80, between Chiles Road (County Road 32B) and Levee Road, west edge of Yolo Bypass Wildlife Area 11 Comment
  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
  UCD85142  Hainardia cylindrica Beecher Crampton 1953-5-5 1208 Yolo Yolo County, 2.5 miles northeast of city of Davis, along County Road 102. Comment
  UCD86151  Hainardia cylindrica Beecher Crampton 1953-5-5 1208 Yolo Yolo County, 2.5 miles northeast of city of Davis, along County Road 102. Comment
  UCD132744  Helenium puberulum A. S. Crafts 1926-7-8 455 Yolo University Farm Campus, Davis. 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
  CDA6196  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
  UCD132792  Helianthus annuus B. Crampton 1957-10-30 s.n. Yolo Agronomy Experimental Areas, Davis Campus. Comment
  JEPS34861  Helianthus bolanderi W. L. Jepson 1929-10-1 15346 Yolo Zamora 25 Comment
  UCD35878  Helianthus bolanderi Beecher Crampton 1965-10-8 7538 Yolo 2 miles e.n.e. of Woodland, County Road 20. Comment
  UCD37278  Helianthus bolanderi Beecher Crampton 1958-9-29 5119 Yolo 7 miles west of city of Davis, just south of Moon Ranch. Comment
  UCD169599  Helianthus tuberosus Jan Tetreault; Gerald Solly 2017-11-3 s.n. Yolo City of Woodland, S side of Lincoln St. between College and Elm Sts. 21 Comment
  RSA771185  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. 37 Comment
  UCD119427  Heliotropium curassavicum var. oculatum P. B. Kennedy 1920-6-23 s.n. Yolo Holland Land Co., Clarksburg -- Sacramento River. Comment
  UCD119440  Heliotropium curassavicum var. oculatum J. D. Skoss 1948-6-6 24 Yolo Putah Canyon, 2 miles below Yolo-Napa county line. Comment
  UCD119416  Heliotropium curassavicum var. oculatum W. S. Ball 1931-10-1 s.n. Yolo Near Davis. Comment
  RSA523922  Heliotropium europaeum Barbara Ertter 1988-10-21 7983 Yolo Cache Creek at Rd 89 crossing just W of I-505, E of Gravel pits 1.5 mi N of Madison, ca 10 air miles W of Woodland, SacramentoValley. 37 Comment
  UC1313039  Heliotropium europaeum W. R. Russell 1965-6-21 Yolo ca. 2 mi. n. Davis (garden at Russell residence, Sharon Ave., Binning subdivision, w. end of Yolo causeway) Comment
  UCD132027  Helminthotheca echioides Beecher Crampton 1957-10-25 4637 Yolo West Sacramento, along the US Hwy. 40 freeway. 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
  UCD73624  Hemizonia congesta subsp. luzulifolia Ellen Dean; Elizabeth Goebel 2008-4-7 4751 Yolo Audubon Bobcat Ranch, northwest of the city of Winters. Maxwell Flat, west of Dry Creek road crossing. 83 Comment
  UCD73727  Hemizonia congesta subsp. luzulifolia Ayzik Solomeshch 2004-5-23 s. n. Yolo Audubon Bobcat Ranch, west of the city of Winters. Southeastern corner of ranch. 83 Comment
  UCR178858  Hemizonia congesta subsp. luzulifolia Ayzik Solomeshch 2002-4-30 s.n. Yolo Sacramento Valley, Glide Ranch, 2.5 mi SSE from intersection of Road 105 and Road 38 6 Comment
  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
  UCR36569  Hemizonia pungens A. C. Sanders 1984-6-18 5051 Yolo Sacramento Valley, Sacramento Bypass near Bryte, just NW of Sacramento, bed of the bypass 1 mi west of the Sacramento River 5 Comment
  RSA0089366  Hemizonia pungens Tom Kearney 1973-3-12 s.n. Yolo West side of Sacramento River, about 5 miles north of Knights Landing. Comment
  RSA10406  Hemizonia pungens subsp. pungens C. B. Wolf 1928-5-8 2146 Yolo Sacramento Valley; 12 miles north of Dixon. Comment
  UCD144282  Hesperevax caulescens Carol W. Witham 2003-4-7 886 Yolo DFG Tule Ranch vernal pools. Approximately 8 miles southeast of Davis. Southeast of the junctions of County Roads 38 and 105. 4 Comment
  UCD84348  Hesperevax caulescens Ayzik Solomeshch 2009-4-18 s.n. Yolo Yolo Bypass. Glide Ranch. 4 Comment
  UCD112248  Hesperocyparis macnabiana Christopher Mallek 2008-5-13 s.n. Yolo Cedar Basin (incl. Smith Flat). 597 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
  UCD113335  Heteromeles arbutifolia M. I. Wibawa 1996-6-2 28 Yolo Along weedy roadside, Rd 87-E, 1 mi S of Hwy 128, 2 mi W of city of Winters. 17 Comment
  UCD161202  Heterotheca oregona var. compacta Jean Shepard 2014-9-20 888 Yolo Cache Creek Reserve. Comment
  SEINET9344976  Heterotheca oregona var. compacta Unknown 1986-9-10 10075 Yolo Yolo Comment
  UCD168991  Heterotheca sessiliflora subsp. bolanderi Ellen Dean; C. Thomsen and M. Hoshovsky 2017-3-29 9294 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
  UCD115102  Hirschfeldia incana K. Esau 1934-5-8 s.n. Yolo Putah Canyon. Comment
  UCD38255  Hirschfeldia incana Beecher Crampton 1953-8-18 1597 Yolo Davis. Comment
  UCD84838  Holcus lanatus A. A. Beetle 1944-5-20 1985 Yolo Davis, University of California, perennial legume garden, Agron. Fields. Comment
  CAS-BOT-BC320311  Holocarpha virgata Roxana Stinchfield 1916-6-26 347 Yolo D'Oyly Sheep ranch 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
  UCD85575  Hordeum brachyantherum subsp. californicum Collector Unknown 1925-5-11 2082 Yolo Davis. Comment
  SEINET241285 Image available Hordeum bulbosum Beecher Crampton 1962-4-20 T.O. 2571 Yolo UC Davis agronomy experimental area, plant introduction nursery, row E-64. Comment
  CAS-BOT-BC285013  Hordeum depressum Beecher Crampton 1959-4-7 5155 Yolo Southern Pacific R.R. Station, Davis Comment
  CAS-BOT-BC285014  Hordeum depressum Peter H. Raven 1955-4-17 8279 Yolo Davis Comment
  UCD21402  Hordeum depressum J. Shepard 2001-5-6 446 Yolo Yolo County Grasslands Park: East of Davis, from intersection of I-80 and Mace Blvd., 3.5 mi. south on Mace Blvd. (County Road 104), thence east 0.5 miles along unpaved entrance road, and south about 400 yards. About 50 yards north of northern most large vernal pool straddling Department of Defense fence, approximately 5 yards west of fence. 12 Comment
  UCD34857  Hordeum depressum Beecher Crampton 1964-4-7 6916 Yolo Davis, Southern Pacific Railroad. Comment
  UCD37536  Hordeum depressum Beecher Crampton 1955-3-21 2332 Yolo 2.5 miles northeast of city of Davis, along Road 102. Comment
  UCD85610  Hordeum depressum Beecher Crampton 1962-5-1 6358 Yolo Saxon Station, northern R.R. 7 miles southeast of Davis (in direct line.) Comment
  UCD85634  Hordeum depressum R. Tofsrud 1949-4-1 s.n. Yolo Davis Railroad Tower. Comment
  UCD85745  Hordeum jubatum K. Esau 1937-5-12 s.n. Yolo Putah Canyon. Comment
  UCD85764  Hordeum jubatum R. Tofsrud 1948-9-1 s.n. Yolo Davis. Railroad Junction. 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
  UCD21272  Hordeum marinum subsp. gussoneanum J. Shepard 2000-5-1 163 Yolo Yolo County Grasslands Park: East of Davis, from intersection of I-80 and Mace Blvd., 3.5 mi. south on Mace Blvd. (County Road 104), thence east along unpaved entrance road, straight to eastern boundary of park. South of track in field. 12 Comment
  UCD58039  Hordeum marinum subsp. gussoneanum Ellen Dean; K. Mawdsley 2007-4-6 3578 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
  UCD80903  Hordeum marinum subsp. gussoneanum Ellen Dean; F. Singh, L. Raber, C. Kraintz, R. Ghaffarzadeh 2009-4-1 5307 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
  UCD86487  Hordeum murinum M. Wiesendanger 1927-4-29 587 Yolo Davis. Comment
  SEINET9348938  Hordeum murinum Unknown 1988-8-16 18656 Yolo UC Davis Campus Comment
  CDA2205  Hordeum murinum subsp. glaucum T. C. Fuller 1958-5-2 3953 Yolo Niessen property, 2 miles southwest of Esparto. 0 Comment
  HSC101407  Hordeum murinum subsp. glaucum J. P. Smith 2011-4-27 13142 Yolo Along State Route 16 at its junction with County Road 8 93 Comment
  UCD35379  Hordeum murinum subsp. glaucum Beecher Crampton 1956-3-19 3230 Yolo Davis. 5th St. between C and D St. Comment
  UCD36160  Hordeum murinum subsp. glaucum Beecher Crampton 1953-3-17 1010 Yolo City of Davis, vacant lot along B Street. Comment
  UCD37787  Hordeum murinum subsp. glaucum Beecher Crampton 1962-4-2 6098 Yolo 1.5 miles east of Winters. Comment
  UCR151575  Hordeum murinum subsp. glaucum Beecher Crampton 1962-3-30 6096 Yolo Sacramento Valley, City of Davis 15 Comment
  CHSC114893  Hordeum murinum subsp. leporinum M. Beyers 2010-4-3 330 Yolo Along Highway 128, immediately adjacent to westbound traffic just northeast of Putah Creek (and Lake Solano County Park). 48 Comment
  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
  UCD19443  Hordeum murinum subsp. leporinum J. Shepard 2000-2-18 36 Yolo Grasslands Regional Park. East of Davis, from intersection of I-80 and Mace Blvd., 3.5 mi. south on Mace Blvd. (County Road 104), thence east 100 yd. along unpaved entrance road, on south side of road. 12 Comment
  UCD21401  Hordeum murinum subsp. leporinum J. Shepard 2001-5-6 445 Yolo Yolo County Grasslands Park: East of Davis, from intersection of I-80 and Mace Blvd., 3.5 mi. south on Mace Blvd. (County Road 104), thence east 0.1 miles along unpaved entrance road, on the north side. Growing in the Soaring Society field. 12 Comment
  UCD34856  Hordeum murinum subsp. leporinum Beecher Crampton 1964-4-7 6915 Yolo Davis. Southern Pacific Railroad. Comment
  UCD35376  Hordeum murinum subsp. leporinum Beecher Crampton 1956-3-30 3237 Yolo Davis. Comment
  UCR118793  Hordeum murinum subsp. leporinum Beecher Crampton 1953-3-17 1010 Yolo Sacramento Valley, city of Davis, vacant lot along B Street 15 Comment
  UCD85669  Hordeum pusillum Beecher Crampton 1968-5-21 s.n. Yolo UC Davis Campus. Agronomy Experimental Area. Plant Introduction Nursery. Row B-12 Comment
  HSC47819  Hordeum vulgare Michael A. Watkins 1978-6-16 25 Yolo At the corner of F. St. and Covell in the city of Davis. Comment
  CDA18905  Hypericum perforatum J. Young 2000-5-31 PDR 050401 Yolo Sacramento Valley; near the River Rd. and I-5, West Sacramento. 0 Comment
  UCD133389  Hypochaeris glabra M. Wiesendanger 1927-5-4 660 Yolo Putah Canyon. Comment
  UCD144284  Hypochaeris glabra Carol W. Witham 2003-4-19 960 Yolo DFG Tule Ranch vernal pools. Approximately 8 miles southeast of Davis. Southeast of the junctions of County Roads 38 and 105. 4 Comment
  UCD41110  Hypochaeris glabra N. Nicola 2002-4-22 191 Yolo Eastern foothills of inner North coast range, Berryessa Valley, approx. 3.5 miles as the crow flies east of Monticello dam, north side of creek, off of Hwy 128. Comment
  UCD58028  Hypochaeris glabra Ellen Dean; K. Mawdsley 2007-4-6 3567 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
  UCD126557  Ipomoea hederifolia W. W. Mackie 1924-9-6 s.n. Yolo University Farm, Davis. Comment
  UCD161199  Ipomoea indica Jean Shepard 2014-5-27 886 Yolo City of Davis. East 8th St., east of Mesquite Dr. Comment
  UCR119109  Iva axillaris Beecher Crampton 1952-10-18 865 Yolo Sacramento Valley, 1 mile east of Davis, along railroad 15 Comment
  UCD22755  Jasminum mesnyi Collector unknown 1988-2-8 s.n. Yolo Collected at Mrak quad fence. Comment
  UCD22766  Jasminum mesnyi Collector unknown 1988-2-8 s.n. Yolo Collected at Mrak quad. Comment
  SEINET10911495  Juglans Stephanie Frischie 2000-10-14 Frischie 150 Yolo Davis Farmers' Market, Davis, CA. Comment
  SFV842  Juglans californica var. hindsii L. B. Hendrix 1962-4-28 27 Yolo Sacramento Valley Davis. University of California campus. Comment
  RSA273225  Juglans hindsii Glenn A. Gorelick 1966-6-8 s.n. Yolo Davis Comment
  SBBG50628  Juglans hindsii V. Rakvidhyasastra 1969-5-3 26 Yolo Putah Crk area, 3 mi from Hutchison Drive Comment
  UCD110270  Juglans hindsii Lynn. M. Holstein 1979-5-18 3 Yolo Corner of 5th and Pole line Rd. Comment
  UCD142933  Juglans hindsii Ellen Dean; T. Starbuck 2013-10-5 8001 Yolo North side of Putah Creek, west of the Yolo Bypass at Los Rios Farms. Northeast of the intersection of County Roads 35 and 106. Along dirt road on edge of agricultural fields. In Putah Creek vegetation survey plot Putah Creek Sinks #3D. 4 Comment
  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
  CDA32303  Juncus diffusissimus G. F. Hrusa 2007-6-27 17046 Yolo Sacramento Delta; Yolo Co. Boat Launch, W side Sacramento R. +/- 1 mile N of Hood (Sacramento Co.). 7 Comment
  CDA40152  Juncus effusus subsp. solutus G. F. Hrusa, J. Wheeler 2011-8-19 18446 Yolo Sacramento River Delta; Elk Slough, west side Sacramento River, across from Courtland. 10 Comment
  UCD40991  Juncus uncialis Carol W. Witham 2003-4-11 921 Yolo DFG Tule Ranch vernal pools. Approximately 8 miles southeast of Davis. Southeast of the junctions of County Roads 38 and 105. 4 Comment
  UCD59382  Juncus xiphioides Ellen Dean; Kate Mawdsley 2007-6-8 3857 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
  SEINET8057807 Image available Juniperus virginiana June McCaskill 1955-8-4 389 Yolo In front of Davis High School, 23 Russell Boulevard, Davis Comment
  NY790272  Keckiella corymbosa P. C. Everett 1954-10-19 20365 Yolo Cache Creek, 6.9 miles northwest of Rumsey, Highway 16 to Madison 152.4 Comment
  UC1745988  Keckiella corymbosa Annetta M. Carter and Louise Kellogg 1953-6-20 3238 Yolo Cache Creek, 4 mi. N of Rumsey. 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
  JEPS11335  Kickxia elatine C. J. Weisendanger Aug 1915 Yolo near Davis (banks of Putah Creek); Putah Creek Comment
  JEPS24501  Kickxia elatine J. H. Thomas 1960-8-30 8870 Yolo about 5 mi s Winters (along highway to Vacaville) Comment
  RSA140618  Kickxia elatine John H. Thomas 1960-8-30 8870 Yolo 5 miles S of Winters along Hwy to Vacaville. Comment
  UC1585953  Kickxia elatine Barbara Ertter 1988-10-21 7984 Yolo 1.5 mi n Madison (Cache Creek at Road 89 crossing, just w of I-505, e of gravel pits, ca 10 air mi w of Woodland); Sacramento Valley, Cache Creek 36 Comment
  RSA26489  Kickxia elatine E. H. Hyde 1940-6-19 s.n. Yolo University of California Farm, Davis. Comment
  UCD123845  Kickxia elatine Collector Unknown 1924-8-2 s.n. Yolo Muir Farm, Davis. Comment
  UCD123851  Kickxia elatine B. Crampton 1955-3-21 s.n. Yolo UC Davis Campus, south edge of the Campbell Tract. Comment
  UCD123887  Kickxia elatine R. N. Raynor 1939-12-1 s.n. Yolo University Farm, Davis. Comment
  CDA33735  Kickxia spuria D. G. Kelch 2010-6-3 10 .245 Yolo 1 km E of Mace Blvd exit between Hwy I-80 and RR tracks. Comment
  CAS-BOT-BC180846  Kochia scoparia June McCaskill; Katherine Onaga 1960-9-29 609 Yolo Beside railroad maintenance crew shack, behind Boy Scout Cabin at 1st Street and Richards Boulevard, Davis Comment
  SEINET5727867 Image available Kochia scoparia Bryant Washburn 1981-1 s.n. Yolo Interstate Highway 80, just west of Yolo Bypass, ca. 7 miles east of Davis.; Davis Comment
  UCD99039  Kochia scoparia subsp. scoparia Bryant Washburn 1981-7-7 s.n. Yolo Interstate Highway 80, just west of Yolo Bypass, ca. 7 miles east of Davis. Comment
  UCR219832  Koeleria gerardi Ayzik Solomeshch 2004-6-16 s.n. Yolo Audubon Bobcat Ranch, west of the city of Winters; SE corner of ranch, grassland restoration and weed control plots of Emilio Laca and Joe DeTomaso 84 Comment
  UCD161038  Lactuca saligna Jean Shepard 2000-6-29 315 Yolo City of Davis. Intersection of Tulip Ln. and Cascade Pl. Comment
  UCD159452  Lactuca serriola D. S. Park 2010-8-5 208 -1 Yolo North Davis. Along W Covell Blvd. Roadside, disturbed. Outskirts of agricultural field. Growing in ditch. 14 Comment
  UCD38758  Lactuca serriola Beecher Crampton 1957-10-25 4640 Yolo West Sacramento, along the US Hwy. 40 freeway. Comment
  UCD55508  Lactuca serriola J. Shepard 2003-6-15 609 Yolo Yolo County Grasslands Park: East of Davis, from intersection of I-80 and Mace Blvd., 3.5 mi. south on Mace Blvd. (County Road 104), thence east .2 mi. along unpaved entrance road, then nearly .5 mi south toward Co. Rd. 36, 20 yd. north of the road. 12 Comment
  CDA16256  Lactuca serriola G. F. Hrusa 1997-10-13 14124 Yolo Sacramento Valley; Riparian zone of Sacramento R. immediately S of I-5 ~ 5 mi E of Woodland (near tule canal). 0 Comment
  UCD133570  Lactuca serriola R. N. Raynor 1938-8-15 s.n. Yolo Davis. Comment
  UCD18425  Lactuca serriola Gabor Bethlenfalvay 1973-4-23 9 Yolo city of Davis, Russell Blvd. and La Rue Rd. 15 Comment
  UCD160108  Lagophylla minor Taylor Wolzen 2015-4-12 5 Yolo Audubon Bobcat Ranch. North side of Hwy 128, west of Winters. Southeast corner of ranch, next to ranch house headquarters. 106 Comment
  CAS-BOT-BC341455  Lagophylla ramosissima Roxana Stinchfield 1916-6-25 319 Yolo Mouth of Buckeye Creek Comment
  UCD38688  Lagophylla ramosissima Beecher Crampton 1957-5-14 4020 Yolo 1.3 miles west of Zamora. Comment
  UCD59317  Lagophylla ramosissima Ellen Dean; Kate Mawdsley 2007-5-11 3741 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
  UCD149348  Lamium amplexicaule W. M. Herms 1949-3-10 s.n. Yolo Putah Canyon. 60 Comment
  UCD20910  Lamium amplexicaule N. Nicola 2002-3-13 139 Yolo Capay Valley, near town of Guinda Comment
  UCD81026  Lamium amplexicaule Ellen Dean; Gordon Harrington 2009-4-1 5369 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. Near drainage basin. 9 Comment
  CDA5662  Lamium amplexicaule T. C. Fuller 1962-3-27 7896 Yolo Road to Davis, 3 miles east of Winters. 0 Comment
  RSA409533  Lamium amplexicaule Glenn A. Gorelick 1966-3-22 s.n. Yolo Behind Hoagland Hall, UCD [Univ. of California Davis] campus. Comment
  UCD125096  Lamium amplexicaule Ogden C. Riddle 1942-4-7 58 Yolo In barley nursery, Agronomy farm, Davis. Comment
  UC1543149  Lasthenia californica subsp. californica Charlotte G. Nast 1936-3-29 88 Yolo Woodland highway n Davis Comment
  SBBG115699  Lasthenia fremontii B. Crampton 1996-4-22 10332 Yolo 3.5 mi SE of Woodland, along Mavis Henson (Field) Rd, just E of jct with county Rd 102 and just S of Rd 25 Comment
  UC657693  Lasthenia fremontii M. Wiesendanger 1927-4-29 590 Yolo Grain Field Davis Comment
  UCD21295  Lasthenia fremontii J. Shepard 2000-5-8 235 Yolo Yolo County Grasslands Park: East of Davis, from intersection of I-80 and Mace Blvd., 3.5 mi. south on Mace Blvd. (County Road 104), thence east along unpaved entrance road almost to east boundary of park, and south along fenceline (ca. 200 yards). 12 Comment
  UCD21372  Lasthenia fremontii J. Shepard 2001-3-23 412 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. Growing in the more northerly of two main vernal pools along the Department of Defense property fence. 12 Comment
  UCD21398  Lasthenia fremontii J. Shepard 2001-5-6 442 Yolo Yolo County Grasslands Park: East of Davis, from intersection of I-80 and Mace Blvd., 3.5 mi. south on Mace Blvd. (County Road 104), thence east 0.5 miles along unpaved entrance road. Then, south about 400 yards in the largest vernal pool straddling Department of Defense fence. 12 Comment
  CAS-BOT-BC352764  Lasthenia fremontii D. E. Breedlove 1963-4-20 4626 Yolo 6 miles S of Winters Comment
  UCD133706  Lasthenia fremontii Ethel H. Hyde 1940-4-8 s.n. Yolo north of Davis. Comment
  UCD33627  Lasthenia fremontii Beecher Crampton 1971-4-26 8678 Yolo 6 miles S.E. of Davis (in direct line), 1/2 mile south of Saxon Station. Comment
  CAS-BOT-BC355509  Lasthenia glaberrima David D. Keck 1946-4-27 5538 Yolo West end of Yolo Causeway, between Sacramento and Davis, 6 Comment
  UCD144290  Lasthenia glaberrima Carol W. Witham 2003-4-7 880 Yolo DFG Tule Ranch vernal pools. Approximately 8 miles southeast of Davis. Southeast of the junctions of County Roads 38 and 105. 4 Comment
  UCD73132  Lasthenia glaberrima Ayzik Solomeshch 2003-5-30 s. n. Yolo Department of Fish and Game Glide Tule Ranch, about 8 mi. southeast of Davis. 6 Comment
  CDA25772  Lasthenia glabrata D. G. Kelch 2008-2-11 8 .013 Yolo West Sacramento. In round formed by I-80 exit at Harbor Blvd (SE corner). 0 Comment
  UCD133764  Lasthenia glabrata Steven Slagle 1964-4-7 48 Yolo Yolo Bypass, 1 mile north of Causeway. Comment
  UCD133768  Lasthenia glabrata Malcolm A. Nobs; S. Galen Smith 1951-4-2 1915 Yolo along Highway #40, between Yolo Causeway and Davis. Comment
  UCD33626  Lasthenia glabrata Beecher Crampton 1971-4-26 8677 Yolo 6 miles S.E. of Davis (in direct line), 1/2 mile south of Saxon Station. Comment
  UC753973  Lasthenia glabrata subsp. glabrata H. F. Copeland 1943-4-24 1654 Yolo e Davis Comment
  UC90038  Lasthenia glabrata subsp. glabrata J. W. Blankinship 1893-5-6 Yolo Woodlands Comment
  UCD84325  Lasthenia glabrata subsp. glabrata Ayzik Solomeshch 2009-4-18 s.n. Yolo Yolo Bypass. Glide Ranch. 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
  POM312516  Lasthenia glabrata subsp. glabrata Malcolm A. Nobs, S. Galen Smith 1951-4-2 1915 Yolo Along Hwy 40, between Yolo Causeway and Davis. Comment
  UCD133759  Lasthenia glabrata subsp. glabrata Everett H. Everson 1951-4-19 35 Yolo Sacramento River, 9.4 miles southeast of Davis. On county road 34A. Comment
  CAS-BOT-BC370789  Lasthenia platycarpha Doris K. Kildale 1928-5-8 5036 Yolo 12 miles north of Dixon Comment
  UC1363818  Lasthenia platycarpha Robert Ornduff 1958-4-19 4900 Yolo 3 mi n Davis (on road to Woodland (Alternate Hwy 40)) Comment
  HSC5157  Lasthenia platycarpha M. Dole 1963-4-9 23 Yolo one mi. E of Zamora on Road 15 Comment
  UCD133879  Lasthenia platycarpha K. Esau 1937-5-18 s.n. Yolo highway between Davis and Woodland. Comment
  CAS-BOT-BC213334  Lathyrus jepsonii subsp. californicus Roxana Stinchfield 1916-6-25 332 Yolo Buckeye Creek, Goodin Ranch Comment
  UCD37391  Lathyrus jepsonii var. californicus Beecher Crampton 1960-5-9 5510 Yolo Yolo County, 1 mile north of Saxon Station. Comment
  UCD82082  Lathyrus vestitus Robin McMaster 1973-4-15 310 Yolo 3 mi NW Rumsey on Hwy 16. 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
  UCD20476  Laurus nobilis Pat Sullivan 1982-2-4 HN 074 Yolo California, Yolo County: Davis. University of California campus. Environmental Horticulture. Comment
  CAS-BOT-BC323862  Layia chrysanthemoides W. D. Hamilton 1946-4-19 s.n. Yolo 3 miles N of Davis. Comment
  UCD144299  Layia chrysanthemoides Carol W. Witham 2003-4-7 894 Yolo DFG Tule Ranch vernal pools. Approximately 8 miles southeast of Davis. Southeast of the junctions of County Roads 38 and 105. 4 Comment
  UCD21283  Layia chrysanthemoides J. Shepard 2000-5-1 178 Yolo Yolo County Grasslands Park: East of Davis, from intersection of I-80 and Mace Blvd., 3.5 mi. south on Mace Blvd. (County Road 104), thence east along unpaved entrance road to eastern boundary of park. South approximately 200 yards to a low area and vernal pools. A wide strip has been disked through this area. Water still in 2 pools which extend across fence into undisked area. 12 Comment
  POM53348  Layia fremontii A. A. Heller, H. E. Brown 1902-4-29 5413 Yolo Near Madison. Comment
  UCD63512  Leersia oryzoides Beecher Crampton 1953-9-30 1634 Yolo 1/2 mile northwest of Knights Landing. Comment
  UCR133537  Leersia oryzoides A. A. Beetle 1945-9-28 4033 Yolo Old bed of Putah Creek at Davis 18 Comment
  UCD33555  Leersia oryzoides Beecher Crampton 1969-10-21 8525 Yolo Yolo County, Putah Creek bed, S.E. of University airport. Comment
  SEINET10609889  Leersia oryzoides var. oryzoides Alan A. Beetle 1945-9-28 Beetle 4033 Yolo Old bed of Putah Creek among tules & cat-tails at Davis. Comment
  CAS-BOT-BC534528  Lemna gibba June McCaskill; Roman Gankin 1959-4-24 592 Yolo Near foot bridge across Putah Creek canal, University Arboretum, University of California campus, Davis Comment
  RSA141290  Lemna gibba June McCaskill, Roman Gankin 1959-4-24 592 Yolo Near foot bridge across Putah Creek canal, University Arboretum, University of California campus, Davis Comment
  UCD124960  Lepechinia calycina Cynthia Weed 1967-5-21 s.n. Yolo beside Putah Creek, ca. 1/2 mile east of Monticello Dam. 22 Comment
  UCD115216  Lepidium acutidens Robert E. Preston 1996-3-23 905 Yolo SE of Woodland, NW of int Rd 25 and Rd 103. 9 Comment
  UCD80823  Lepidium acutidens Ellen Dean 2009-3-22 5281 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
  UCD115221  Lepidium acutidens Robert E. Preston 1996-3-23 909 Yolo ca. 1.9 mi NNE of Davis, on N side of Rd 28H, 0.4 mi E of Rd 103. 9 Comment
  CAS-BOT-BC88742  Lepidium appelianum M. P. Bellue 1932-8-10 s.n. Yolo Tiger Inn, West Sacramento. Comment
  CAS-BOT-BC88743  Lepidium appelianum M. P. Bellue 1932-8-10 s.n. Yolo Tiger Inn, West Sacramento. Comment
  UCD115260  Lepidium appelianum M. K. Bellue 1933-5-26 s.n. Yolo Tiger Inn. Comment
  UCD115263  Lepidium appelianum A. S. Crafts 1937-9-4 s.n. Yolo Davis. Comment
  UCD115269  Lepidium appelianum A. S. Crafts 1937-9-4 s.n. Yolo Davis. Comment
  UCD115273  Lepidium appelianum A. S. Crafts 1935-9-15 s.n. Yolo Woodland. Comment
  UCD82175  Lepidium dictyotum J. Shepard 2002-4-6 505 Yolo East of Davis, from intersection of I-80 and Mace Blvd., 3.5 mi. south on Mace Blvd. (County Road 104), thence east 0.1 mi along unpaved entrance road, then south along north-south access road. 12 Comment
  RSA20862  Lepidium dictyotum var. acutidens C. B. Wolf 1937-3-28 8323 Yolo Sacramento Valley, 6.5 miles south of Woodland. 18 Comment
  UCD115350  Lepidium didymum I. L. Eaks 1951-5-2 41 Yolo By Botany greenhouse, University of California, Davis. Comment
  UCD35648  Lepidium draba Beecher Crampton 1959-6-11 5351 Yolo West Sacramento, along Galveston Street. Comment
  CAS-BOT-BC89246  Lepidium draba Bellue; Cowley 1932-7-1 s.n. Yolo Unspecified. Comment
  UCD115368  Lepidium draba M. K. Bellue 1933-5-26 s.n. Yolo Tiger Inn. Comment
  UCD115372  Lepidium draba Dr. A. S. Crafts 1935-9-13 s.n. Yolo Woodland. Comment
  UCD115374  Lepidium draba Dr. A. S. Crafts 1936-3-10 s.n. Yolo Woodland. Comment
  CAS-BOT-BC89744  Lepidium latifolium John Thomas Howell 1976-8-4 52223 Yolo West Sacramento. Comment
  JEPS41112  Lepidium latifolium Rimo Bacigalupi, L. R. Heckard, and C. L. Custer 1965-10-4 9116 Yolo 1.8 mi ene Woodland 10 Comment
  JEPS87969  Lepidium latifolium Barbara Ertter 1988-10-21 7987 Yolo 1.5 mi n Madison (Cache Creek at Rd 89 crossing just w of I-505, e of gravel pits, ca 10 air mi w of Woodland, Sacramento Valley); Sacramento Valley, Cache Creek 36 Comment
  UCD161091  Lepidium latifolium Jean Shepard 1999-3-27 11 Yolo City of Davis, Fifth St., south side, .25 mi E of intersection with Poleline Rd. Comment
  UCR36579  Lepidium latifolium A. C. Sanders 1984-6-18 5059 Yolo Sacramento Valley, Sacramento Bypass near Bryte, just NW of Sacramento, bed of the bypass 1 mi west of the Sacramento River 5 Comment
  CAS-BOT-BC89746  Lepidium latifolium M. K. Bellue 1946-10-1 s.n. Yolo Lisbon District. Grain field bordering railroad. Comment
  CDA32973  Lepidium latifolium Dave Minnesang & Phyllis Hiatt 1979-6-7 Yolo South of Davis on Road 106; Glides Tule Ranch. 0 Comment
  HSC6847  Lepidium latipes C. B. Wolf 1928-5-8 2147 Yolo 12 mi. N of Dixon on the Pacific Hwy. Comment
  RSA479489  Lepidium latipes L. R. Heckard, J. Hickman 1982-4-7 5827 Yolo At corner of road 25A and road 103, about 3 miles SE of Woodland. Comment
  UCD144460  Lepidium latipes Carol W. Witham 2003-4-7 871 Yolo DFG Tule Ranch vernal pools. Approximately 8 miles southeast of Davis. Southeast of the junctions of County Roads 38 and 105. 4 Comment
  UCD21051  Lepidium latipes Vernal Pool Team 2002; Carol Witham and Jennifer Buck 2002-4-5 231 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
  UCD72402  Lepidium latipes Ellen Dean; C. Witham, R. Preston, J. Buck 2007-4-20 3706 Yolo Dept. of Fish and Game Tule Ranch property, SW of the intersection of County Roads 106 and 38 (continue S through gate on extension of C.R. 106, turn west to farm structures). 1 Comment
  UCD80971  Lepidium latipes Ellen Dean; R. Rawson, J. Herford, A. Weidling, H. McGinnis 2009-4-1 5354 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
  UCD84328  Lepidium latipes Ayzik Solomeshch 2009-4-18 s.n. Yolo Yolo Bypass. Glide Ranch. 4 Comment
  UCD84336  Lepidium latipes Ayzik Solomeshch 2009-4-18 s.n. Yolo Yolo Bypass. Glide Ranch. 4 Comment
  UCD18244  Lepidium latipes var. heckardii E. A. Dean; A. Efstratis, K. Mawdsley, T. and M. Starbuck 1998-5-8 451 Yolo SE side of city of Woodland, SE junction of roads 102 and 25, south side of road 25. Comment
  UCR179378  Lepidium latipes var. heckardii Carol W. Witham 2003-4-7 871 Yolo DFG Tule Ranch vernal pools. Approximately 8 miles southeast of Davis. Southeast of the junctions of County Roads 38 and 105 Comment
  UCR225270  Lepidium latipes var. heckardii Ayzik Solomeshch 2009-4-18 s.n. Yolo Yolo Bypass, Glide Ranch 4 Comment
  CAS-BOT-BC89832  Lepidium nitidum A. A. Heller; H. E. Brown 1902-4-30 s.n. Yolo Near Black's. Comment
  UCD115780  Lepidium nitidum Shirley L. Cotter 1952-3-2 s.n. Yolo Putah Canyon. Comment
  UCD115811  Lepidium nitidum Robert E. Preston 1996-3-23 907 Yolo SE of Woodland, NW of int Rd 25 and Rd 103. 9 Comment
  UCD144774  Lepidium nitidum Carol W. Witham 2003-4-7 900 Yolo DFG Tule Ranch vernal pools. Approximately 8 miles southeast of Davis. Southeast of the junctions of County Roads 38 and 105. 4 Comment
  UCD41299  Lepidium nitidum Ellen Dean; Jean Shepard 2003-5-18 1803 Yolo Russell Ranch Property belonging to UC Davis, west of Davis, south of Russell Blvd. Parcels west and east of road 95A, south of Putah Creek and Stevens Bridge. 15 Comment
  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
  CDA34529  Lepidium oxycarpum R. A. Price 2010-4-9 1608 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
  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
  CDA19080  Lepidium pinnatifidum R. Breckenridge, Kratville 2001-4-17 PDR 994075 Yolo Sacramento Valley; Along I-5 from Dunnigan south. 0 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
  CAS-BOT-BC12895  Lepidium strictum Clarence R. Quick 1969-5-27 69 -10 Yolo Merritt Island, near junction of country roads #140 and 142, 3.5 miles south of Clarksburg. 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
  CAS-BOT-BC274009  Leptochloa fusca subsp. fascicularis Mabel Wiesendanger Phillips 1929-10-1 2052 Yolo Near Davis Comment
  UCD36776  Leptochloa fusca subsp. fascicularis Beecher Crampton 1955-8-23 3138 Yolo Yolo County, 3 miles north of city of Davis. Comment
  UCD63846  Leptochloa fusca subsp. fascicularis Donald O. Santana 1976-9-1 Yolo ca. 0.5 mi. south of county Road 27 and ca. 0.5 mi. west of State Highway 113. Comment
  UCD63911  Leptochloa fusca subsp. fascicularis M. Phillips 1929-10-1 2052 Yolo near Davis. Comment
  UCD118590  Leptosiphon androsaceus Ogden C. Riddle 1942-3-29 19 Yolo across road west of Recreation Beach in Putah Canyon. Comment
  UCD56765  Leptosiphon bicolor Ellen Dean; M. Bibbo 2007-3-23 3457 Yolo Tuleyome Ireland Ranch. In inner coast range northwest of the City of Winters between Salt Creek and Enos Creek, just north of Wild Cow Mountain. Western/Central portion of ranch near unimproved access loop road. 646 Comment
  UCD39051  Leptosiphon liniflorus Beecher Crampton 1962-5-1 6353 Yolo 5.5 miles southeast of Davis (in direct line) jct. County Roads 106 A and 35. Comment
  RSA115532  Leptosiphon liniflorus Beecher Crampton 1957-4-23 3945 Yolo 3 miles northeast Davis Comment
  CAS-BOT-BC283896  Leymus cinereus P. B. Kennedy 1920-5-28 s.n. Yolo Univ. Farm, Davis 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
  UCD144315  Leymus triticoides G. F. Hrusa; T. D. Wilfred 1996-5-16 12935 Yolo Central Valley, E edge of Tule Canal, approx. 3/4 miles N of I-5. Comment
  UCD36328  Leymus triticoides Beecher Crampton 1953-5-28 1348 Yolo Bryte. Comment
  UCD64644  Leymus triticoides Beecher Crampton 1953-5-28 1348 Yolo Bryte. Comment
  UCD64646  Leymus triticoides Beecher Crampton 1957-5-14 4010 Yolo Knights Landing, banks of the Sacramento River. Comment
  UCD86634  Leymus triticoides A. A. Beetle 1946-6-1 4709 Yolo Davis Campus. Comment
  UCD87577  Leymus triticoides Hursh 1919-10-27 X 3318 Yolo Davis Creek. Comment
  CDA32473  Leymus triticoides T. C. Fuller 1958-5-2 3934 Yolo Between freeway and railroad, 1 mile east of Davis. 0 Comment
  SEINET11695804  Leymus triticoides Unknown 1962-5-28 6470 Yolo Davis, along Southern Pacific Railroad Comment
  UCD35026  Limnanthes alba Beecher Crampton 1995-4-26 10287 Yolo Yolo County, Davis, raised from seed collected in Sacramento County, 3 miles S.E. of Florin, Boswell dr. and Vintage Parks, seed collected May 1994. Comment
  RSA734152  Linanthus Keith E. Hoffmaster 1939-4-6 914 Yolo Putah Canyon Comment
  CDA6342  Linaria genistifolia subsp. dalmatica F. E. Carl, Robin Breckenridge 1984-5-2 Yolo West side of I-80 south of Dunnigan, 1.1 miles south of Oat Creek. 0 Comment
  UCD41167  Lithophragma bolanderi C. Holn 2002-4-10 171 Yolo Eastern foothills of inner north coast range, Berryessa Valley. About 1.2 miles as the crow flies east of Monticello Dam, off of Hwy 128, south side of creek. Comment
  UCD58067  Lithophragma heterophyllum Ellen Dean; K. Mawdsley 2007-4-6 3607 Yolo Tuleyome Ireland Ranch. In inner coast range, northwest of the City of Winters, between Salt Creek and Enos Creek, just north of Wild Cow Mountain. SE portion of ranch. 531 Comment
  UCD73090  Lithophragma heterophyllum Ellen Dean; Plant Biology 102 students 2008-4-6 4713 Yolo Audubon Bobcat Ranch, lands to the north of Hwy 128 on north side of Putah Creek, downstream of Monticello Dam. Bray Canyon, west side of creek. 77 Comment
  UCD48202  Lithophragma parviflorum Ryan Knox; E. McDermott, G. Walden 2002-4-13 25 Yolo Yolo Co., McLaughlin UC Reserve, W side of Davis Creek Reservoir, along road that goes from Soda Spring area to Rayhouse Rd. 0.5 airline mile due N of Soda Springs and 1.0 airline mile WNW of UC Davis Aquatic Lab facility. 516 Comment
  UCD41297  Logfia gallica Ellen Dean; Jean Shepard 2003-5-18 1801 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
  UCD73704  Logfia gallica Ayzik Solomeshch 2004-4-28 s. n. Yolo Audubon Bobcat Ranch, west of the city of Winters. Southeastern corner of ranch. 83 Comment
  UCD134151  Logfia gallica Fleur Ng'weno 1989-5-7 DQ 40 Yolo D-Q University County Road 31, 9 mi. west of Davis city center. 30 Comment
  UCD65612  Lolium Beecher Crampton 1959-6-10 5348 Yolo Along County Road 31, just north of Davis. Comment
  CAS-BOT-BC283543  Lolium multiflorum John Thomas Howell 1954-5-15 s.n. Yolo Woodland Comment
  CAS-BOT-BC283544  Lolium multiflorum W. D. Hamilton 1946-4-19 s.n. Yolo 4 miles N of Davis Comment
  CDA37066  Lolium multiflorum CDFA Staff s.n. Yolo Rominger Prop., north of County Road 19, east of County Road 92C, west of County Road 94B. 0 Comment
  UCD66010  Lolium multiflorum Cay Collette 1975-5-10 12 Yolo Knight's Landing, approx. 25' from Sacramento River. 15 Comment
  UCD66064  Lolium multiflorum Beecher Crampton 1961-6-1 5884 Yolo 3 miles S of Woodland. Comment
  UCD66066  Lolium multiflorum Beecher Crampton 1960-4-25 5486 Yolo Northern city limits of Winters. Comment
  UCD66067  Lolium multiflorum Beecher Crampton 1957-11-5 4646 Yolo East of West Davis Elementary School, Davis. Comment
  UCD66226  Lolium multiflorum Beecher Crampton 1955-6-7 2819 Yolo South end of the Campbell Tract, Univ. of Calif. Davis Campus. Comment
  UCD66244  Lolium multiflorum J. L. Wirka 1995-5-15 Yolo Along Cache Creek in Woodland, E of Road 108. 16 Comment
  UCD66304  Lolium multiflorum R. Tofsrud 1942-1 97 Yolo Near Davis. Comment
  SACT001463  Lolium perenne 1925-6-3 Yolo No collector/determiner listed Comment
  SEINET3815514 Image available Lolium perenne subsp. multiflorum George K. Helmkamp, E. A. Helmkamp 2012-4-17 18768 Yolo Sacramento Valley: along County Road 26, 1.4 miles west of its intersection with Road 89, c. 12 miles WSW of Woodland 65 Comment
  SACT001470  Lolium temulentum 1925-5-25 Yolo No collector or determiner listed Comment
  UCD66627  Lolium temulentum Beecher Crampton 1970-4-9 8554 Yolo 5 miles west of Winters, along State Hwy. 128. Comment
  UCD66629  Lolium temulentum Beecher Crampton 1961-6-1 5886 Yolo 3 miles S of Woodland. Comment
  UCD66647  Lolium temulentum R. Tofsrud 1947-5-19 Yolo Davis. Comment
  UCD66654  Lolium temulentum Ogden C. Riddle 1942-4-9 63 Yolo 4 1/2 mi. south and 5 mi. east of Madison on road 97. Comment
  UCD127604  Lomatium californicum Joseph M. DiTomaso 1976-4-9 399 Yolo next to Putah Creek at base of Monticello Dam, Lake Berryessa. Comment
  UCD58048  Lomatium californicum Ellen Dean; K. Mawdsley 2007-4-6 3588 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
  JEPS16111  Lomatium californicum W. L. Jepson 1924-5-8 10408 Yolo Putah Pass, Devil's Gate, Putah Creek Comment
  UCD41134  Lomatium dasycarpum N. Nicola 2002-4-5 164 Yolo Eastern foothills of inner north coast range, Capay Valley. Just north of Rumsey, Rd. 41, Lowrey Ranch. Comment
  CDA38379  Lomatium dasycarpum subsp. tomentosum T. C. Fuller 1958-4-23 353 -58 Yolo 1 mile north of Rumsey. 0 Comment
  UCD127685  Lomatium macrocarpum W. B. Davis 1960-4-15 21 Yolo Rumsey Canyon road, north of Guinda, State Highway 16. Comment
  SEINET13944553 Image available Lomatium marginatum L. Constance 1970-1 3881 Yolo Open grassland, Sacramento Valley, junction of Fairfield-Winters & Vacaville-Allendale roads 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
  SEINET197742  Lomatium utriculatum Amelie Blyth 1952-3-2 2 -3 Yolo About 2 miles west of Capay near Cache Creek Comment
  UCD127723  Lomatium utriculatum Amelie Blyth 1952-3-2 2- 3 Yolo about 2 miles west of Capay, near Cache Creek. Comment
  RSA0048654  Lomatium vaginatum Lois Weston 1942-4-24 1256 Yolo Putah Can. Comment
  UCD144794  Lotus corniculatus Carol W. Witham 2003-4-7 905 Yolo DFG Tule Ranch vernal pools. Approximately 8 miles southeast of Davis. Southeast of the junctions of County Roads 38 and 105. 4 Comment
  UCD38957  Lotus corniculatus Beecher Crampton 1961-8-1 5961 Yolo Davis, SP R.R. Station. Comment
  UC80892  Lotus grandiflorus C. F. Baker 1903-5-8 2993 Yolo Summit of Yolo Mountains Comment
  UC638710  Lotus humistratus Ethel Crum 1938-5-7 1989 Yolo 4 mi n Rumsey (Cache Creek canyon); Inner North Coast Range, Cache Creek Canyon 152 Comment
  CDA33724  Lotus purshianus D. G. Kelch 2010-6-3 10 .244 Yolo 1 km E of Mace Blvd exit between Hwy I-80 and RR tracks. Comment
  UCD66037  Ludwigia hexapetala B. J. Grewell; Robert McKee 2006-8-8 06- 32 -LU Yolo Winchester Lake, north Sacramento - San Joaquin Delta. 0 Comment
  UCR257209  Ludwigia hexapetala George K. Helmkamp, Mary Alice Barnes 2013-5-8 20524 Yolo Southern Sacramento Valley, Yolo Bypass Wildlife Area, 0.9 mile southeast of the junction of Chiles Road and I-80, between Sacramento and Davis 13 Comment
  UCD65958  Ludwigia peploides subsp. montevidensis B. J. Grewell 2007-10-16 07- 103 -LU Yolo Cache Creek immediately upstream of Rumsey Bridge, Rumsey, CA. 124 Comment
  UCD66058  Ludwigia peploides subsp. montevidensis B. J. Grewell; Robert McKee 2006-8-15 06- 38 -LU Yolo Yolo Bypass Wildlife Area within the Yolo Bypass floodplain west of the Sacramento River, east of Davis, CA, and s. of I-80 hwy. NE edge of pond across from drain canal at #3 stop on refuge auto tour map. 1 Comment
  UCD75887  Ludwigia peploides subsp. montevidensis B. J. Grewell 2007-10-15 07- 104 -LU Yolo Cache Creek at Rumsey Bridge, Yolo County. 124 Comment
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Oct 13 2009
  UCD75889  Ludwigia peploides subsp. montevidensis B. J. Grewell 2007-10-9 07- 108 -LU Yolo Putah Creek at UC Davis Putah Creek Riparian Reserve upstream (west) of USDA-ARS Aquatic Weed Laboratory and south of Levee Road. 12 Comment
  UCD75891  Ludwigia peploides subsp. montevidensis B. J. Grewell 2007-10-19 07- 109 -LU Yolo USDA-ARS pond at 2705 Levee Road, Putah Creek-University of California, Davis Putah Creek Riparian Reserve. 15 Comment
  UCD41061  Ludwigia peploides subsp. montevidensis Carol W. Witham 2003-8-8 992 Yolo DFG Tule Ranch vernal pools. Approximately 8 miles southeast of Davis. Southeast of the junctions of County Roads 38 and 105. 4 Comment
  RSA735202  Lupinus Lois Weston 1942-4-24 1147 Yolo Putah Canyon. Comment
  RSA735210  Lupinus Lois Weston 1942-4-24 1148 Yolo Putah Canyon. Comment
  HSC81835  Lupinus albifrons var. albifrons Thomas W. Nelson, Jane P. Nelson 1980-4-27 5099 Yolo Along State Route 16, 6 mi. from Colusa County line. 152 Comment
  UCD107271  Lupinus bicolor P. B. Kennedy 1915-4-26 28 Yolo Davis. Comment
  UCD80923  Lupinus bicolor Ellen Dean; F. Singh, L. Raber, C. Kraintz, R. Ghaffarzadeh 2009-4-1 5326 Yolo city of Woodland. Mavis Henson field property on the east side of County Road 102, just south of County Road 25. Property owned by city of Woodland. Old rodeo parking area. 9 Comment
  CAS-BOT-BC227812  Lupinus bicolor Beecher Crampton 1972-3-21 8776 Yolo Davis N-1 Comment
  UCD107127  Lupinus bicolor A. A. Beetle 1944-3-27 1964 Yolo near Davis. Comment
  UCD107266  Lupinus bicolor R. R. Kehlor 1951-4-28 37 Yolo Putah Canyon, above Recreation Beach. Comment
  UCD33689  Lupinus bicolor Beecher Crampton 1972-3-13 8773 Yolo 2 miles west of Winters. Comment
  CDA27420  Lupinus bicolor subsp. pipersmithii Ethelbert Johnson 1920-3-27 12 Yolo West of Davis. Comment
  HSC81484  Lupinus densiflorus var. aureus Thomas W. Nelson, Jane P. Nelson 1980-4-27 5097 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
  SEINET10937079  Lupinus densiflorus var. aureus Thomas W. Nelson, Jane P. Nelson 1980-4-27 Nelson 5097 Yolo Morgan valley quad. Along state rte 16, 6 mi. From colusa co line. Corolla White aging yellow. Comment
  UC1200776  Lupinus formosus P. B. Kennedy 1916-7-23 Yolo Comment
  UCD107765  Lupinus formosus P. B. Kennedy 1916-7-23 20 Yolo Exact location unknown. Comment
  UCD21343  Lupinus formosus var. formosus J. Shepard 2000-9-17 341 Yolo Yolo County Grasslands Park: East of Davis, from intersection of I-80 and Mace Blvd., 3 mi. south on Mace Blvd. (County Road 104), to County Road 35. In the northwest corner of the park, growing near a grove of trees planted in Spring 2000 (plant may have been incidentally irrigated). 12 Comment
  CDA30598  Lupinus microcarpus var. densiflorus M. Beyers 2010-4-3 328 Yolo Along Highway 128, immediately adjacent to westbound traffic just northeast of Putah Creek (and Lake Solano County Park). 48 Comment
  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
  UCD108761  Lupinus microcarpus var. densiflorus Collector Unknown 1925-5-11 1723 Yolo Davis. Comment
  UCD81456  Lupinus microcarpus var. densiflorus M. Wiesendanger 1927-4-29 615 Yolo Esparto. Comment
  UCD108641  Lupinus microcarpus var. densiflorus Shirley L. Cotter 1952-4-27 3458 Yolo Beside Putah Creek, 1 mile west of Winters. 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
  UCD37585  Lupinus microcarpus var. microcarpus Beecher Crampton 1955-4-14 2477 Yolo 7 miles west of city of Davis, Moon Ranch. Comment
  UCD84345  Lupinus microcarpus var. microcarpus Ayzik Solomeshch 2009-4-18 s.n. Yolo Yolo Bypass. Glide Ranch. 4 Comment
  UCR235433  Lupinus microcarpus var. microcarpus George K. Helmkamp, E. A. Helmkamp 2012-4-17 18780 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
  UCD108887  Lupinus microcarpus var. microcarpus J. Skoss 1948-6-5 13 Yolo railroad embankment, 2 miles northeast of Davis. Comment
  UC764128  Lupinus nanus R. F. Hoover 1938-2-22 2764 Yolo Putah Creek Canyon Comment
  UCD170025  Lupinus nanus Keith E. Hoffmaster 1939-4-6 906 Yolo Putah Canyon. 75 Comment
  UCD109257  Lupinus nanus J. M. Tucker; C. H. Lamoureux 1958-4-7 3379 Yolo north side of State Highway 128, ca. 2 3/4 miles south-west of Winters. Comment
  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
  SEINET10841248  Lupinus nanus subsp. nanus Mcgrath 1963-3-17 MCGRATH 10 Yolo Common in open places on steep, s-facing hillside, with grasses in pasturage; At recreation beach in putah canyon, state hwy 128, 8 mi w of winters. Comment
  UCR118883  Lupinus pachylobus Beecher Crampton 1972-3-27 8777 Yolo Sacramento Valley, 2 miles west of Winters. 46 Comment
  SEINET11091449 Image available Lupinus subvexus I. L. Eaks 1951-3-28 21 Yolo 3 miles north of Davis Comment
  CDA12062  Lupinus succulentus G. F. Hrusa, J. Messina 1989-3-3 5869 Yolo North Coast Biodiversity Arena; Hwy 128 along Putah Creek below Lake Berryessa. Comment
  SEINET3828331  Lupinus succulentus George K. Helmcamp, E. A. Helmkamp 2012-1 18770 Yolo Sacramento Valley: along County Road 26, 1.4 miles west of its intersection with Road 89, c. 12 miles WSW of Woodland Madison 7.5. 65 Comment
  UC753996  Lupinus succulentus H. F. Copeland 1943-4-24 1592 Yolo e Davis; e of Davis Comment
  UCD109608  Lupinus succulentus P. B. Kennedy 1915-4-26 21 Yolo Davis. Comment
  UCR235396  Lupinus succulentus George K. Helmkamp, E. A. Helmkamp 2012-4-17 18770 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
  SEINET10489003  Lupinus succulentus Thomas W. Nelson, Jane P. Nelson 1980-4-27 Nelson 5101 Yolo Morgan valley quad. Along state route 16, 6 mi from colusa co line. 152 Comment
  UCD34648  Lupinus succulentus Beecher Crampton 1987-3-31 10092 b Yolo 7 miles west of Winters along US 128. 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
  SEINET10490291  Lupinus vallicola subsp. apricus Thomas W. Nelson, Jane P. Nelson 1980-4-27 Nelson 5103 Yolo Along state route 16 ca 100 m e of bridge over cache creek, 4.2 mi from colusa Co line. 152 Comment
  CDA29234  Lycianthes ciliolata D. G. Kelch 2005-9-21 6 .482 Yolo U.C. Davis Conservatory. Comment
  UCD126604  Lycium barbarum Carl Schoner; June McCaskill 1972-6-19 s.n. Yolo in vacant lot along U.S. Highway 99W, in Zamora. Comment
  SEINET10780229  Lycopersicon esculentum Stephanie Frischie 2000-9-30 Frischie 98 Yolo Davis Farmers' Market, Davis, CA. Comment
  UCD39922  Lycopersicon esculentum Beecher Crampton 24 Oct. ? s.n. Yolo UC Davis Campus, Ag. Service yard. Comment
  UCD126620  Lycopersicon pimpinellifolium Arthur M. Shapiro 1982-10-31 s.n. Yolo northwest corner of West Capitol Avenue and Casa Mobile Circle junction. 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
  UCD37039  Lythrum hyssopifolia Beecher Crampton 1956-7-13 3717 Yolo Yolo Bypass. Comment
  RSA0016011  Lythrum hyssopifolia S. L. Morrison 1974-6-2 32 Yolo South side of Southern Pacific Railroad causeway, 3.5 miles east of Mace Boulevard overpass and US Interstate 80. Comment
  RSA0016013  Lythrum hyssopifolia Beecher Crampton 1956-7-13 3716 Yolo Yolo Bypass. 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
  UCD20908  Madia elegans N. Nicola 2001-10-18 136 Yolo Eastern foothills of inner north coast range, Capay Valley, 0.9 miles as the crow flies N. of Rumsey; Lowrey Ranch. Comment
  UCD59319  Madia gracilis Ellen Dean; Kate Mawdsley 2007-5-11 3743 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
  UCD59333  Madia gracilis Ellen Dean; Kate Mawdsley 2007-5-11 3757 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. 589 Comment
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Jun 11 2008
  UCD59351  Madia gracilis Ellen Dean; Kate Mawdsley 2007-5-11 3775 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
  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
  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
  UC185752  Malacothamnus fremontii T. S. Brandegee 1899-10-20 Yolo Yolo Comment
  UCD161408  Malacothamnus fremontii Craig Thomsen 2006-5-18 s.n. Yolo Otis Camp Haswell County Park. Approximately 1/2 mile from Hwy 16. 286 Comment
  UC334394  Malacothamnus jonesii John Gill Lemmon 1891-5-28 Yolo Copa [Capay] Valley Comment
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Sep 1 2006
  SFV8282  Malva nicaeensis R. L. McCown 1962-5-20 s. n. Yolo Sacramento Valley Davis. U. C. Davis campus, garden at Aggie Villa. 15 Comment
  UCD21232  Malva nicaeensis J. Shepard 2000-4-9 111 Yolo Yolo County Grasslands Park: East of Davis, from intersection of I-80 and Mace Blvd., 3.5 mi. south on Mace Blvd. (County Road 104), thence east along unpaved entrance road. By parking lot on north side of entrance road. 12 Comment
  CDA5041  Malva nicaeensis Goodwin 1933-6-17 Yolo 0 Comment
  UCD116635  Malva parviflora A. S. Crafts 1926-7-8 442 Yolo University Farm Campus, Davis. Comment
  UCD41164  Malva parviflora N. Nicola 2002-4-4 159 Yolo Eastern foothills of inner north coast range, Capay Valley. Just west of town of Capay, Barsotti farm. Comment
  RSA273272  Malva parviflora Glenn A. Gorelick 1966-5-1 s.n. Yolo Growing along side of house as a weed, 418-1/2 2nd Street, Davis, Yolo Co., California Comment
  UCD116716  Malvella leprosa B. Crampton 1956-7-13 3714 Yolo Yolo Bypass. Comment
  UCD36089  Malvella leprosa Beecher Crampton 1952-10-11 857 Yolo Yolo County, 1 mile north of Davis. Comment
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Jan 22 2008
  UCR197935  Malvella leprosa Beecher Crampton 1952-10-11 857 Yolo Sacramento Valley, 1 mi north of Davis, waste lot 12 Comment
  UCD116717  Malvella leprosa C. J. W. 1913-9-1 306 Yolo Davis. Comment
  UCD160368  Manihot esculenta Jean Shepard 2005-10-21 847 Yolo UC Davis campus. Planted on south side of Kerr Hall. Comment
  UCD56735  Marah watsonii Ellen Dean; M. Bibbo 2007-3-23 3427 Yolo Tuleyome Ireland Ranch. In inner coast range northwest of the City of Winters between Salt Creek and Enos Creek, just north of Wild Cow Mountain. SW portion of ranch. 703 Comment
  UCD62840  Marah watsonii Michael J. Bower; Plant Biology 102 students 2008-4-6 2 Yolo Yolo County; Audubon Bobcat Ranch, lands to the north of Hwy 128 on north side of Putah Creek downstream of Monticello Dam. Bray Canyon. 109 Comment
  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
  UCD125020  Marrubium vulgare P. B. Kaufman 1950-5-9 39 Yolo Arboretum, University of California campus, Davis. Comment
  UCD125032  Marrubium vulgare A. S. Crafts 1926-7-8 452 Yolo University Farm Campus, Davis. Comment
  UCD13310  Marrubium vulgare Bill Chally 1989-6-2 19 Yolo Yolo CO. T8N R2W, Sec. 29, SE 1/4. Stebbins Reserve. Elevation 440 feet. 134 Comment
  RSA409857  Marrubium vulgare Glenn A. Gorelick 1966-6-8 s.n. Yolo Davis Comment
  UCD125023  Marrubium vulgare W. T. P. 1916-9-1 s.n. Yolo Davis. Comment
  UCD84358  Marsilea vestita Ayzik Solomeshch 2009-5-19 s.n. Yolo Yolo Bypass. Glide Ranch. 4 Comment
  UCD150997  Matricaria chamomilla D. S. Park; S. Nicole 2010-5-11 76 Yolo Davis wetlands. 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
  SEINET11601833 Image available Matricaria discoidea Schank 1959-3-28 s.n. Yolo Adj. to Hw. 128 on the way toward Winters, about 3 mi E 30 Comment
  SEINET9344120  Matricaria discoidea Unknown 1978-5-8 9581 Yolo 0.25 mi S of Saxon Station, T7N R3E Sect 17, NE 1/4. Roadside UC Davis Herbarium, The Beecher Crampton Herbarium Collection Comment
  UCD134605  Matricaria discoidea Jack A. Thiel 1955-5-27 s.n. Yolo Yolo Causeway, 6 miles east of Davis. Comment
  UCD134621  Matricaria discoidea Joy Woo 1989-5-3 8 Yolo one mile north of Covell Blvd. on F Street, Davis. Comment
  SEINET9312618  Matricaria occidentalis Unknown 1978-5-8 9580 Yolo 0.25 mi S of Saxon Station, T7N R3E Sect 17 NE 1/4 Btwn rd and fence. UC Davis Herbarium, The Beecher Crampton Herbarium Collection Comment
  UCD134448  Matricaria occidentalis F. Angwin 1941-5-28 s.n. Yolo Davis. Comment
  UCD36276  Medicago orbicularis Beecher Crampton 1953-5-13 1254 Yolo Yolo County, University of California, Davis campus, Solano tract. Comment
  SEINET4560759  Medicago polymorpha George K. Helmkamp, E. A. Helmkamp 2012-1 18771 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
  UCD144798  Medicago polymorpha Carol W. Witham 2003-4-7 897 Yolo DFG Tule Ranch vernal pools. Approximately 8 miles southeast of Davis. Southeast of the junctions of County Roads 38 and 105. 4 Comment
  UCD80931  Medicago polymorpha Ellen Dean; F. Singh, L. Raber, C. Kraintz, R. Ghaffarzadeh 2009-4-1 5334 Yolo city of Woodland. Mavis Henson field property on the east side of County Road 102, just south of County Road 25. Property owned by city of Woodland. Old rodeo parking area. 9 Comment
  UCR235397  Medicago polymorpha George K. Helmkamp, E. A. Helmkamp 2012-4-17 18771 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
  RSA562696  Medicago polymorpha D. Charlton 4156 Yolo southwest of UC Davis, frontage Rd off Hwy 80. 15 Comment
  UCD107781  Medicago polymorpha Collector unknown 1925-5-9 1713 Yolo Davis. Comment
  UCD35267  Medicago polymorpha Beecher Crampton 1955-3-21 2334 Yolo Yolo County, 8.5 miles west of Davis, Moon Ranch. Comment
  UCD35829  Medicago polymorpha Beecher Crampton 1963-5-20 6809 Yolo Davis, field just NE of West Davis Elementary School. Comment
  UCD39941  Medicago sativa Beecher Crampton 1955-9-6 s.n. Yolo UC Davis Campus, Campbele tract. Origin: Canada. Comment
  UCD68037  Medicago sativa Dennis J. DaVia 1976-5-31 27 Yolo Road 96, 1.2 mile North of Road 31. Found in an area dominated by bunchgrass, on roadside, in clay loam soil. An erect plant. Flowers, blue. Comment
  UCD86355  Melica bulbosa D. H. Hartmann 1941-7-9 s.n. Yolo Agronomy Plots, Davis. Comment
  SEINET202611 Image available Melica californica Jack Maze 1963-3-8 10 Yolo .75 miles east of Recreation Beach, State Highway 128. Comment
  UCD36163  Melica californica Beecher Crampton 1953-3-23 1015 Yolo Yolo Coutny, 6 miles west of city of Winters, Putah Canyon. Comment
  UCD56757  Melica californica Ellen Dean; M. Bibbo 2007-3-23 3449 Yolo Tuleyome Ireland Ranch. In inner coast range northwest of the City of Winters between Salt Creek and Enos Creek, just north of Wild Cow Mountain. Western/Central portion of ranch near unimproved access loop road. 624 Comment
  UCD86454  Melica californica Beecher Crampton 1958-4-21 4709 Yolo Cache Creek, along State Hwy. 16. 2.4 miles northwest of Rumsey. Comment
  UCD87150  Melica californica R. M. Love 1944-4-1 s.n. Yolo W of Capay. Comment
  POM204768  Melica torreyana C. F. Baker 1903-5-6 2885 Yolo Cache Creek Canyon. Comment
  CDA29538  Melilotus albus M. K. Beyers 2009-7-18 172 Yolo Putah Creek; along trail, parallel with creek s edge. Downstream from the Monticello Dam and adjacent to the small island (AKA Coyote-tooth Island) that forks Putah Creek. 0 Comment
  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
  SEINET13203090 Image available Melilotus indicus George K. Helmkamp, Mary Alice Barnes 2013-1 20520 Yolo Southern Sacramento Valley: Yolo Bypass Wildlife Area, 0.9 mile southeast of the junction of Chiles Road and I-80, between Sacramento and Davis (Davis 7.5' Q.) 13 Comment
  UCD108065  Melilotus indicus J. Buck 1996-5-9 3 Yolo City of Davis, off of Covell Boulevard. 15 Comment
  UCD13411  Melilotus indicus K. Meares 1996-10-8 023 Yolo City of Davis, northern part. Next to the North Davis Pond. 15 Comment
  UCD62796  Melilotus indicus Susan Zhang; Plant Biology 102 students 2008-5-3 6 Yolo Yolo County; Audubon Bobcat Ranch, lands to the north of Hwy 128 on north side of Putah Creek downstream of Monticello Dam. Bray Canyon. In and along Bray Creek. 103 Comment
  UCD81044  Melilotus indicus Ellen Dean; G. Harrington, T. Starbuck 2009-5-13 5585 Yolo city of Woodland. Woodland Regional Park. East side of County Road 102, just south of County Road 25. East side of drainage pond. 9 Comment
  UCD84334  Melilotus indicus Ayzik Solomeshch 2009-4-18 s.n. Yolo Yolo Bypass. Glide Ranch. 4 Comment
  UCD38685  Melilotus indicus Beecher Crampton 1957-5-13 4003 Yolo 3.5 miles northeast of Davis. Comment
  SBBG115415  Melilotus officinalis B. Crampton 1964-1 s.n. Yolo UC Davis agronomy experimental area Comment
  UCD107984  Melilotus officinalis Beecher Crampton 1953-5-28 1347 Yolo Bryte. Comment
  CHSC83208  Mentha canadensis Beecher Crampton 1953-10-15 1691 Yolo 2 miles west of Madison. Comment
  UCD125047  Mentha canadensis P. B. Kennedy 1920-6-23 s.n. Yolo Holland Land Co., Clarksburg, Sacramento River. Comment
  UCR36548  Mentha pulegium A. C. Sanders 1984-6-18 5055 Yolo Sacramento Valley, Sacramento Bypass near Bryte, just NW of Sacramento, bed of the bypass 1 mi west of the Sacramento River 5 Comment
  SEINET5644910  Mentha pulegium Gary R. Adamson 1960-5-7 21 Yolo Davis.; 0 Comment
  UCD15905  Mentha spicata Leticia Mosqueda 1975-2-10 s.n. Yolo City of Woodland. Obtained from the Olvera family (Santos and Maria) at 1247 Armfield Rd. Comment
  POM134721  Mentzelia laevicaulis Roxana Stinchfield 1916-6-25 337 Yolo Buckeye Creek, Gordin Ranch. Comment
  UCD102823  Micranthes californica Jack Maze 1964-3-13 29 Yolo State Highway 16, 2.5 miles north of Rumsey. 182 Comment
  UCD48201  Micranthes californica Yumee Kim; L. Bachman, P. Lalbhai 2002-4-13 11 Yolo McLaughlin UC Reserve. W side of Davis Creek Reservoir, along road that goes from Soda Spring area to Rayhouse Rd. Ca. 0.5 airline mile due N of Soda Springs and ca. 1.0 airline mile WNW of UC Davis Aquatic Lab facility. Along edges of running stream and slopes to the north and south stream on the W side of the road. 487 Comment
  UCD134492  Micropus californicus var. californicus R. H. Miller 1949-4-3 11 Yolo Putah Canyon. Comment
  RSA695731  Micropus californicus var. californicus Keith E. Hoffmaster 1940-4-28 951 Yolo West of Winters Comment
  UCD132849  Microseris douglasii Ellen Dean; Jean Shepard 2003-5-18 1808 Yolo Russell Ranch Property belonging to UC Davis, west of Davis, south of Russell Blvd. Parcels west and east of road 95A, south of Putah Creek and Stevens Bridge. 15 Comment
  UCD23201  Microseris douglasii A. Solomeshch 2002-4-30 s.n. Yolo Glide Ranch. 2.5 miles SSE from intersection of Rd 105 and Rd 38. Comment
  UCD15246  Microseris douglasii V. Polito 1974-4-14 33 Yolo Along County Road 32, about 1 mile west of Cactus Corners. 15 Comment
  CAS-BOT-BC348863  Microseris douglasii subsp. douglasii A. A. Heller; H. E. Brown 1902-4-30 5428 Yolo Near Black's Comment
  UCD21421  Microseris douglasii subsp. douglasii J. Shepard 2002-4-21 512 Yolo Yolo County Grasslands Park: East of Davis, from intersection of I-80 and Mace Blvd., 3.5 mi. south on Mace Blvd. (County Road 104), thence east along unpaved entrance road to Sacramento Valley Soaring Society field, to the north. 12 Comment
  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
  UCD118899  Microsteris gracilis Rolf Y. Berg 1964-3-14 8015 Yolo Cache Creek Canyon, State Highway 16, ca. 2-5 miles northwest of Rumsey. Comment
  UCD122251  Mimulus aurantiacus Ogden C. Riddle 1942-3-29 24 Yolo Putah Canyon. Hill across creek north of 'cannon ball'. Comment
  JEPS10556  Mimulus bolanderi R. F. Hoover 1938-4-23 3197 Yolo hills n Rumsey (grade on Rumsey-Arbuckle rd) Comment
  UCD59396  Mimulus cardinalis Ellen Dean; Kate Mawdsley 2007-6-8 3869 Yolo Tuleyome Ireland Ranch, Inner Coast Ranges, northwest of the city of Winters, between Salt Creek and Enos Creek, just N of Wild Cow Mtn. Southeastern quadrant of ranch Crooker Springs, and drainage leading upsream from it. 337 Comment
  SEINET4678055  Mimulus guttatus M. C. Johnston 1995-5-7 4 Yolo Across the road from the Monticello Dam.; 0 Comment
  SEINET14046027  Mimulus guttatus Kay Ryugo 1952-1 1021 Yolo Putah Creek, 4 miles west of Winters. Comment
  POM315784  Mimulus kelloggii A. A. Heller, H. E. Brown 1902-4-29 5417 Yolo Near Madison. Comment
  UCD55493  Mimulus latidens J. Shepard 2004-4-4 664 Yolo Yolo County Grasslands Park: East of Davis, from intersection of I-80 and Mace Blvd., 3.5 mi. south on Mace Blvd. (County Road 104), thence east on unpaved entrance road .4 mi., about 20 yd. west of DOD fence, thence .4 mi. south, about 40 yd. north of Co. Rd. 36. 10 Comment
  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
  UCD122713  Mimulus microphyllus M. Wiesendanger 1927-5-4 642 Yolo Putah Canyon. Comment
  UCD167384  Mimulus nasutus Kathy Toll 2016-5-1 1 Yolo McLaughlin UC Reserve. Clover Valley. 457 Comment
  UCD63068  Mimulus nasutus Ellen Dean 2008-4-9 4777 Yolo Tuleyome Ireland Ranch. Central part of Ranch. Upper reaches of main canyon that starts near upper part of main loop road. In drainage that leads to canyon downslope of stock pond. 598 Comment
  UCD20604  Mimulus pilosus E. Dean; with M. Bibbo 2002-7-5 1149 Yolo McLaughlin UC Reserve. Clover Valley, W of main road that goes N-S through valley. 457 Comment
  POM5162  Mimulus tricolor A. A. Heller, H. E. Brown 1902-4-29 5417 Yolo Near Madison. Comment
  UCD122964  Mimulus tricolor Carol W. Witham 2003-4-7 889 Yolo DFG Tule Ranch vernal pools. Approximately 8 miles southeast of Davis. Southeast of the junctions of County Roads 38 and 105. 4 Comment
  UCD122950  Mimulus tricolor Beecher Crampton 1978-5-8 9583 Yolo 1/4 mi S. of Saxon Station. Comment
  UCD36524  Minuartia douglasii Beecher Crampton 1954-4-15 1774 Yolo 3 miles west of city of Winters. Comment
  UCD63078  Monardella villosa subsp. villosa Ellen Dean 2008-4-9 4787 Yolo Tuleyome Ireland Ranch. Central part of Ranch on ridge east of main canyon. 656 Comment
  UCD41000  Muilla maritima Carol W. Witham 2003-4-11 930 Yolo DFG Tule Ranch vernal pools. Approximately 8 miles southeast of Davis. Southeast of the junctions of County Roads 38 and 105. 4 Comment
  RSA91890  Muilla maritima Beecher Crampton 1953-3-29 1041 Yolo Railroad embankment, 1.5 miles north of Davis. 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
  UCD164890  Myosurus minimus Henry House 1995-5-3 1995- 5 Yolo About 2 km SES of the intersection of Delhi Road and Levee Road. 2 Comment
  UCD96296  Myosurus minimus Beecher Crampton 1978-6-27 9608 Yolo 4 miles s.e. Woodland. Comment
  CAS-BOT-BC174640  Myosurus minimus var. filiformis Beecher Crampton 1998-5-18 10362 Yolo Ca. 2.5 miles north of Davis along county road 29 just west of its jct. with county road 101A Comment
  POM316258  Myosurus minimus var. filiformis K. J. Tucker, J. M. Tucker 1950-3-26 1927 Yolo Yolo County: beside Hwy 99W, 3 miles NW of Davis Comment
  RSA10404  Myosurus sessilis Carl B. Wolf 1928-5-8 2149 Yolo Sacramento Valley; 12 miles north of Dixon. Comment
  UCD36116  Myosurus sessilis Beecher Crampton 1952-11-7 916 Yolo Yolo County, 3 miles northwest of city of Davis. Comment
  RSA82769  Myosurus sessilis K. J. Tucker, J. M. Tucker 1950-3-26 s.n. Yolo Yolo County: beside Hwy 99W, 3 miles NW of Davis Comment
  HSC77869  Myriophyllum sibiricum Paul Tappel 1977-11-5 Yolo Putah Creek near Lake Solano Comment
  SBBG116095  Nassella cernua B. Crampton 1953-5-7 1221 Yolo ca. 2 mi NW of Dunnigan, along extension of Rd 4 Comment
  UCD87413  Nassella cernua Beecher Crampton 1953-5-7 1221 Yolo Yolo County, 2 miles northwest of Dunnigan, along extension of Road 4. Comment
  UCD87805  Nassella lepida Alan A. Beetle 1946-4-6 4377 Yolo Yolo-Solano County, Putah Creek Canyon. Comment
  UCD87977  Nassella lepida M. Wiesendanger 1927-5-4 627 Yolo Putah Canyon. Comment
  UCD59314  Nassella pulchra Ellen Dean; Kate Mawdsley 2007-5-11 3738 Yolo Tuleyome Ireland Ranch. In inner coast range, northwest of the City of Winters, between Salt Creek and Enos Creek, just north of Wild Cow Mountain. Central part of ranch near western portion of loop road. 638 Comment
  UCD73259  Nassella pulchra Ellen Dean; Susan Xhang, Christa Lindsey, Chris Mosser 2008-4-17 4837 Yolo Audubon Bobcat Ranch, lands to the north of Hwy 128 on north side of Putah Creek, downstream of Monticello Dam. 77 Comment
  UCD87474  Nassella pulchra Beecher Crampton 1958-4-17 4701 Yolo 4.5 miles west of city of Winters, along State Hwy. 128. Comment
  UCD73609  Navarretia Ellen Dean; Elizabeth Goebel 2008-4-7 4737 Yolo Audubon Bobcat Ranch, northwest of the city of Winters. Maxwell Flat in the northeastern part of the ranch that is accessed by a private road at the end of Moody Slough Road. 70 Comment
  CAS-BOT-BC230272  Navarretia cotulifolia Beecher Crampton 1958-5-10 4778 Yolo Davis City Dump, ca. 2 miles NW Davis Comment
  CHSC79188  Navarretia cotulifolia Beecher Crampton 1952-11-7 910 Yolo 3 miles northwest of city of Davis. Comment
  SEINET246031  Navarretia cotulifolia Beecher Crampton 1952-11-7 910 Yolo 3 miles northwest of city of Davis. Comment
  UC1059016  Navarretia cotulifolia Beecher Crampton 1956-4-26 3312 Yolo 7 mi ne Davis (along County Road 103) Comment
  UC932060  Navarretia cotulifolia Verne Grant and Alva Grant 1946-4-12 7690 Yolo near Woodland Comment
  UCD36114  Navarretia cotulifolia Beecher Crampton 1952-11-7 910 Yolo Yolo County, 3 miles northwest of city of Davis. Comment
  UCD37103  Navarretia cotulifolia Beecher Crampton 1957-4-23 3946 Yolo Yolo County, 3 miles northeast of city of Davis. Comment
  CAS-BOT-BC230271  Navarretia cotulifolia B. Crampton 1956-4-26 3312 Yolo Along County Road 103, ca. 7 miles NE of Davis Comment
  UCD81435  Navarretia intertexta M. Wiesendanger 1927-4-29 s.n. Yolo Esparto. Comment
  UCD33985  Navarretia leucocephala Beecher Crampton 1975-6-18 9223 Yolo Yolo County, 1/4 mile south of Saxon Station. Comment
  UC917325  Navarretia leucocephala subsp. leucocephala H. Popenoe 1949-5-22 23 Yolo between Davis and Sacramento; Yolo Causeway Comment
  UCD32596  Navarretia leucocephala subsp. leucocephala Beecher Crampton 1954-6-14 1953 Yolo Yolo County, 9 miles east of Woodland, bottomlands of Yolo bypass. Comment
  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
  UCD36213  Navarretia leucocephala subsp. leucocephala Beecher Crampton 1953-4-21 1120 Yolo Yolo County, 3 miles north of city of Winters, between highway and railroad. Comment
  UCD37910  Navarretia leucocephala subsp. leucocephala Beecher Crampton 1962-5-1 6349 Yolo 5 miles southeast of city of Davis, at junction of County Roads 106A and 35. Comment
  UCD48540  Navarretia leucocephala subsp. leucocephala Beecher Crampton 1965-6-29 7391 Yolo 5 miles E of Davis, Yolo Bypass. Comment
  CHSC74999  Navarretia pubescens E. D. Appenzeller 1995-5-28 17 Yolo West of city of Winters; off hwy 128 near Stebbins Cold Canyon. Comment
  UCD20389  Navarretia pubescens K. Esau 1937-3-12 s.n. Yolo Putah Canyon. Comment
  UCD59450  Navarretia pubescens Beecher Crampton 1953-5-7 1220 Yolo 2 miles northwest of Dunnigan. Comment
  UCR148080  Navarretia tagetina Beecher Crampton 1953-4-19 1312 Yolo 3 mi west of Winters along Hwy 128 51 Comment
  UC767570  Nemophila heterophylla R. F. Hoover 1938-3-12 2846 Yolo Cache Creek Canyon near Rumsey; Cache Creek Canyon near Rumsey Comment
  UCD120041  Nemophila heterophylla R. H. Miller 1949-3-14 1 Yolo Hillslopes of Putah Canyon. Comment
  UCD56744  Nemophila heterophylla Ellen Dean; M. Bibbo 2007-3-23 3436 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
  UCD120077  Nemophila menziesii A. A. Beetle 1945-2-15 4181 Yolo Putah Creek Canyon, west of Winters. Comment
  UCD89680  Nemophila menziesii Kara Moore 2006-4-24 s.n. Yolo McLaughlin Reserve; Davis Creek Reservoir, Hobbit Hill. 466 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
  UCD105391  Neostapfia colusana Robert Holland 1993-6-10 s.n. Yolo Air Force Antenna Farm. Comment
  UCD21320  Neostapfia colusana J. Shepard 2000-5-26 278 Yolo Yolo County Grasslands Park: East of Davis, from intersection of I-80 and Mace Blvd., 3.5 mi. south on Mace Blvd. (County Road 104), thence east along unpaved entrance road almost to east boundary of park by Air Force facility. Thence, south approx. 50 feet to vernal pool straddling fence, recently disked on park side of fence. 12 Comment
  SEINET4080396  Neostapfia colusana L. M. Boykin, P. M. Hall 2001-1 Yolo Comment
  UCD126647  Nicotiana glauca A. S. Crafts 1926-7-8 456 Yolo University Farm Campus, Davis. Comment
  CDA18025  Oenothera elata subsp. hirsutissima J. Young 1999-7-12 PDR 1197015 Yolo West Sacramento. 0 Comment
  UCD106943  Oenothera elata subsp. hookeri A. S. Crafts 1932-8-15 s.n. Yolo West of Sacramento. Comment
  CDA19185  Onopordum acanthium J. Young 2001-5-24 PDR 050651 Yolo Sacramento Valley; near junction of County Rd 8 and Interstate Hwy 5, S-bound, Dunnigan 0 Comment
  UCD88429  Oryza rufipogon W. W. Mackie 1919-10-1 s.n. Yolo Yolo County. Comment
  UCD88435  Oryza rufipogon W. W. Mackie 1919-10-1 s.n. Yolo Yolo County. Comment
  UCD36102  Oryza sativa Beecher Crampton 1952-10-27 886 Yolo Yolo County, 3 miles north of city of Davis, along Road 101A. Comment
  UCD81549  Oryza sativa W. W. Robbins; W. D. Norton 1927-10-1 s.n. Yolo West of Davis. Comment
  SEINET240091  Oryzopsis holciformis Beecher Crampton TO 2148 Yolo UC Davis agronomy experimental area, plant introduction nursery Comment
  UCR198014  Oryzopsis miliacea Beecher Crampton 1956-7-12 3703 Yolo Sacramento Valley, Davis, banks of Putah Creek 16 Comment
  UCD81024  Oxalis corniculata Ellen Dean; Gordon Harrington 2009-4-1 5367 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. Near drainage basin. 9 Comment
  UCD159961  Oxalis latifolia Ellen Dean 2015-4-5 8621 Yolo City of Davis. Back yard of 708 Mulberry lane. Also weed in side yard of house next to path at south end of Mulberry Lane loop. 14 Comment
  UCD111010  Oxalis pes-caprae Beecher Crampton 1958-2-11 4659 Yolo Woodland, West and Court Streets. Comment
  UCD111013  Oxalis pes-caprae Beecher Crampton 1980-3-4 9697 Yolo Davis Comment
  UCD134773  Packera eurycephala K. Esau; E. Hyde 1938-5-25 s.n. Yolo Putah Canyon. Comment
  UCD34194  Panicum capillare Beecher Crampton 1977-10-25 9544 Yolo Yolo County, UC Davis agricultural services yard. Comment
  UCD36084  Panicum capillare Beecher Crampton 1952-8-25 850 Yolo Yolo County, city of Davis, waste lot. Comment
  UCD89380  Panicum capillare A. A. Beetle 1946-7-13 4692 Yolo Putah Canyon. Comment
  UCD89398  Panicum capillare A. S. Crafts 1926-7-8 449 Yolo University Farm Campus, Davis. Comment
  UCD89497  Panicum capillare Beecher Crampton 1962-9-11 6671 Yolo 7 miles west of Winters, State Hwy. 128, Putah Canyon, Vaca Mtns. Comment
  UCD89542  Panicum capillare R. Tofsrud 1941-10-1 137 Yolo near Davis. 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
  UCD89780  Panicum capillare subsp. hillmanii Beecher Crampton 1968-5-31 8290 Yolo Yolo-Solano county line, UC Davis camppus arboretum area. 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
  UCD89573  Panicum capillare subsp. hillmanii Beecher Crampton 1964-9-22 7202 Yolo 3.5 miles west of Davis, Russell Blvd.. Comment
  UCD32916  Panicum dichotomiflorum Beecher Crampton 1965-7-7 7438 Yolo Northern city limits of Winters. Comment
  UCD89703  Panicum dichotomiflorum R. Tofsrud 1942-11-1 117 Yolo Davis. Comment
  CAS-BOT-BC253780  Panicum hillmanii Beecher Crampton 1977-10-25 9544 Yolo UC Davis agricultural service yard Comment
  CDA2110  Panicum hillmanii G. D. Barbe, B. Elliott 1979-7-26 2539 Yolo West of Interstate 5 at County Road 12, Zamora. 0 Comment
  CHSC79232  Panicum hillmanii Beecher Crampton 1977-10-25 9544 Yolo U. C. Davis agricultural services yard. 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
  UCD89743  Panicum miliaceum Beecher Crampton 1983-6-28 9873 Yolo UC Davis Campus. S of Memorial Union. Comment
  UCD21323  Panicum miliaceum subsp. miliaceum J. Shepard 2000-6-2 286 Yolo Yolo County Grasslands Park: East of Davis, from intersection of I-80 and Mace Blvd., 3.5 miles S on Mace Blvd. (County Road 104), thence E along unpaved entrance road. In gravelly area of parking lot north of entrance road. 12 Comment
  CAS-BOT-BC253893  Panicum rigidulum C. R. Quick 1972-7-22 72 -12 Yolo On E bank of E levee of Merritt Island, at junction of road 142, about 20 miles SSW of Sacramento, SE corner of county Comment
  CAS-BOT-BC253894  Panicum rigidulum C. R. Quick 1972-7-22 72 -13 Yolo On E bank of E levee of Merritt Island, at junction of road 142, about 20 miles SSW of Sacramento, SE corner of county Comment
  UCD89970  Panicum virgatum Beecher Crampton 1954-9-10 s.n. Yolo UC Davis Campus. Agronomy Experimental Area. Comment
  RSA262454  Parapholis incurva R. F. Norris 1971-5-11 s.n. Yolo On old Hackett Ranch (property owned by Heidrick Farms), just north of Road 18C (which runs east and west between State Route 113 and County Road 102) and ca. half mile west of County Road 101, northeast of town of Woodland. Comment
  UCD32597  Parapholis incurva Beecher Crampton 1954-6-14 1954 Yolo Yolo County, 4 miles east of Woodland, on roadside and banks of road. Comment
  SEINET10226584 Image available Parapholis incurva R. F. Norris 1971-5-11 Yolo on old Hackett Ranch (property owned by Heidrick Farms) just north of Road l8c (which runs east and west between State Route 113 and County Road 102) and ca. 0.5 mile west of County Road 101, northeast of town of Woodland Comment
  UCD18436  Paspalum almum Collector unknown 2000-11-16 Yolo city of Davis. Comment
  UCD88909  Paspalum distichum Beecher Crampton 1957-9-16 4609 Yolo County Road 27, 6 miles northwest of Davis. Comment
  UCD88944  Paspalum distichum R. Tofsrud 1942-11-1 s.n. Yolo Old Putah channel along back of Davis Farm. Comment
  UCD88965  Paspalum distichum Collector Unknown 1941-11-1 324 Yolo Putah Creek bed near Davis. Comment
  UCD123308  Pedicularis densiflora A. A. Beetle 1945-2-22 4192 Yolo Cottonwood Slough, southwest of Madison. Comment
  UCD137573  Pellaea andromedifolia A. A. Beetle 1945-1-20 3075 Yolo West of Winters in Putah canyon. Comment
  UCD73638  Pellaea andromedifolia Michael J. Bower; Plant Biology 102 students 2008-4-6 7 Yolo Yolo County; Audubon Bobcat Ranch, lands to the north of Hwy 128 on north side of Putah Creek downstream of Monticello Dam. Bray Canyon, along Bray Creek. 82 Comment
  SEINET242380 Image available Pennisetum Beecher Crampton T.O. 4192 Yolo UC Davis agronomy experimental area, plant introduction nursery Comment
  UCD89451  Pennisetum glaucum Beecher Crampton 1967-9-25 s.n. Yolo Davis. Comment
  UCR242396  Pennisetum setaceum Paul Washburn 2011-7-14 s.n. Yolo City of Davis, along Covell Blvd. between Lake and Denali streets 15 Comment
  UCD124213  Penstemon heterophyllus K. Esau; D. Hartmann 1931-4-26 2186 Yolo Putah Canyon. Comment
  UCD124229  Penstemon heterophyllus J. D. Skoss 1948-6-6 19 Yolo Putah Canyon. Comment
  UCD56738  Pentagramma triangularis Ellen Dean; M. Bibbo 2007-3-23 3430 Yolo Tuleyome Ireland Ranch. In inner coast range northwest of the City of Winters between Salt Creek and Enos Creek, just north of Wild Cow Mountain. SW portion of ranch. 703 Comment
  UCD20890  Perideridia kelloggii N. Nicola 2001-5-30 118 Yolo Eastern foothills of inner north coast range, Capay Valley, on roadside of Hwy. 16, about 1.5 mi. NW of Rumsey. Comment
  UCD54309  Perideridia kelloggii E. Dean; with M. Bibbo 2002-7-5 1111 Yolo East of McLaughlin UC Reserve and Davis resevoir. West of Cache Creek drainage. Along Rayhouse Road just W of summit of road in Little Blue Ridge hills. 3.9 road miles E of jct with road to Soda Springs and gate into McLaughlin reserve. 701 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
  UCD99368  Persicaria amphibia P. B. Kennedy 1916-7-23 s.n. Yolo Knights Landing. Comment
  UCD81057  Persicaria maculosa Ellen Dean; G. Harrington, T. Starbuck 2009-5-13 5593 Yolo city of Woodland. Woodland Regional Park. East side of County Road 102, just south of County Road 25. Old rodeo area with bare areas where buildings used to be. 9 Comment
  UCD41072  Persicaria maculosa Carol W. Witham 2003-8-8 1003 Yolo DFG Tule Ranch vernal pools. Approximately 8 miles southeast of Davis. Southeast of the junctions of County Roads 38 and 105. 4 Comment
  UCD99335  Persicaria orientalis C. B. Heiser 1945-6-19 s.n. Yolo University Farm, Davis. Comment
  UCD41071  Persicaria punctata Carol W. Witham 2003-8-8 1002 Yolo DFG Tule Ranch vernal pools. Approximately 8 miles southeast of Davis. Southeast of the junctions of County Roads 38 and 105. 4 Comment
  UCD20834  Petrorhagia dubia N. Nicola 2001-4-4 50 Yolo Eastern foothills of inner North coast range, Capay Valley, 0.9 miles as the crow flies N. of Rumsey; Lowrey Ranch. Comment
  UCD73711  Petrorhagia dubia Ayzik Solomeshch 2004-6-22 s. n. Yolo Audubon Bobcat Ranch, west of the city of Winters. Southeastern corner of ranch. 83 Comment
  UCD15910  Petroselinum crispum Leticia Mosqueda 1975-2-2 s.n. Yolo City of Woodland. Obtained from the Mosqueda family (Alicia and Concepcion) at 319 North Walnut Street. Comment
  UC131532  Phacelia C. F. Baker 1903-5-8 2980 Yolo Cache Creek Comment
  POM261894  Phacelia ciliata A. A. Heller, H. E. Brown 1902-4-30 5427 Yolo Near Black's. Comment
  UCD120333  Phacelia ciliata Collector unknown 1925-3-21 1791 Yolo Causeway. Comment
  CDA40339  Phacelia ciliata G. D. Barbe 1980-4-16 2571 Yolo Southwest corner County Roads 14 & 88, north of Esparto. 0 Comment
  POM181665  Phacelia egena L. Williams 1927-3-22 s.n. Yolo Canyon of Putah Creek. Comment
  UCD15649  Phacelia imbricata Rachelle Raymond 1989-6-2 701 Yolo Outside Stebbins Reserve. 121 Comment
  UCD80980  Phacelia imbricata Angelica Sauceda; Ellen Dean, Clare Loughran 2009-4-26 4 Yolo Audubon Bobcat Ranch, lands to the north of Hwy 128 on north side of Putah Creek, downstream of Monticello Dam. Lower reaches of Bray Canyon. 88 Comment
  UC107379  Phacelia tanacetifolia J. W. Blankinship 1893-5-6 Yolo Woodland Comment
  UCD120712  Phacelia tanacetifolia Collector unknown 1925-5-9 1790 Yolo Davis. Comment
  UCD88027  Phalaris aquatica Beecher Crampton 1963-5-21 s.n. Yolo UC Davis. Agronomy Experimental Areas. Foundation Seed Field. Comment
  SEINET240103 Image available Phalaris arundinacea Beecher Crampton T.O. 2517 Yolo UC Davis agronomy experimental area, plant introduction nursery Comment
  UCD37678  Phalaris canariensis Beecher Crampton 1961-6-1 5882 Yolo 3 miles S of city of Woodland, along County Road 27. Comment
  UCD88777  Phalaris canariensis Beecher Crampton 1961-5-17 5873 Yolo 3 miles S of Woodland. Comment
  CDA309  Phalaris caroliniana P. B. Kennedy 1915-4-26 Yolo Outskirts of Davis. 0 Comment
  CAS-BOT-BC265927  Phalaris lemmonii L. R. Abrams 1928-5-8 12597 Yolo Between Woodland and Davis Comment
  CAS-BOT-BC265928  Phalaris lemmonii L. R. Abrams 1928-5-8 12603 Yolo Between Woodland and Davis Comment
  CHSC83223  Phalaris lemmonii Beecher Crampton 1953-5-5 1209 Yolo 2.5 miles northeast of Davis, Rd. 102. Comment
  HSC8523  Phalaris lemmonii J. V. Lenz 1947-4-24 Yolo Alkali area N of Davis, US 99W. Comment
  UC791005  Phalaris lemmonii P. B. Kennedy 1915-4-26 Yolo outskirts Davis Comment
  UCD147298  Phalaris lemmonii Carol W. Witham 2003-4-9 912 Yolo DFG Tule Ranch vernal pools. Approximately 8 miles southeast of Davis. Southeast of the junctions of County Roads 38 and 105. 4 Comment
  UCD88868  Phalaris lemmonii Collector Unknown 1942-5-1 s.n. Yolo Yolo Basin. W end of causeway. Comment
  UCD89001  Phalaris lemmonii P. B. Kennedy 1915-4-26 s.n. Yolo Outskirts of Davis. Comment
  UCD89017  Phalaris lemmonii R. Tofsrud 1947-4-24 s.n. Yolo A few miles N of Davis. Comment
  CAS-BOT-BC250679  Phalaris minor John Thomas Howell; Gordon H. True 1974-5-3 50330 Yolo About 7 miles north of Madison Comment
  RSA10438  Phalaris minor C. B. Wolf 1928-5-8 2130 Yolo Sacramento Valley; 4 miles N of Zamora. Comment
Read comments
Jul 28 2014
  UCD20607  Phalaris minor E. Dean; with M. Bibbo 2002-7-5 1153 Yolo McLaughlin UC Reserve. Clover Valley, W of main road that goes N-S through the valley, alongside of dried drainage, S of stock pond. 457 Comment
  UCD36210  Phalaris minor Beecher Crampton 1953-4-19 1108 Yolo 1.5 miles N of city of Davis. Comment
  UCD89052  Phalaris minor A. A. Beetle 1946-5-1 4711 Yolo Davis campus. Comment
  UCD89063  Phalaris minor E. G. Cakin 1947-4-27 s.n. Yolo NE of Davis. Comment
  UCD89165  Phalaris minor Beecher Crampton 1957-4-25 3954 Yolo Perkins Gravel Co. Yard, Bryte. Comment
  UCD89184  Phalaris minor P. B. Kennedy 1915-4-26 s.n. Yolo Davis. Comment
  SACT001717  Phalaris minor M. Wiesendanger 1927-6-29 Yolo Comment
  SACT001719  Phalaris minor 1925-5-9 Yolo No collector/determiner listed Comment
  JEPS72983  Phalaris paradoxa W. L. Jepson 1940-6-14 19962 Yolo just n Cache Creek (near Madison); just n of Cache Creek Comment
  UCD41217  Phalaris paradoxa John Snelling 1986-5-8 2 - Yolo City of Davis, Alvarado Avenue at Sycamore Avenue. Comment
  UCD89419  Phalaris paradoxa M. Wiesendanger 1927-5-4 658 Yolo Putah Canyon. Comment
  SEINET892443 Image available Philadelphus coronarius Bradford Bearce 1965-1 43 Yolo 836 Anderson Road, Davis Comment
  CDA22388  Phoradendron macrophyllum G. D. Barbe 1968-1-11 861 Yolo University of California campus, west of extension of Anderson Road, 1/4 miles south of Russell Boulevard, Davis. 0 Comment
  CAS-BOT-BC141060  Phoradendron serotinum subsp. macrophyllum Oakley Shields 1970-1-10 65 Yolo Jefferson Blvd. 10 miles S of Sacramento Comment
  UCD102190  Phoradendron serotinum subsp. macrophyllum G. F. Hrusa 1994-1-29 11590 Yolo Along Putah Creek in UC Putah Creek Reserve approx. 1 m W of University airport. 75 Comment
  UCD127925  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
  UCD22538  Phoradendron serotinum subsp. macrophyllum Collector unknown 2002-12-22 s.n. Yolo Russell Boulevard. Comment
  UCD33888  Phoradendron serotinum subsp. macrophyllum Beecher Crampton 1975-1-20 9103 Yolo Yolo County, Elkhorn Bridge, Hwy. 5 over Sacramento river. Comment
  UCD34366  Phoradendron serotinum subsp. macrophyllum Beecher Crampton 1980-2-19 9696 Yolo Yolo County, Davis. 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
  UC1073282  Phoradendron villosum George B. Rossbach 1955-4-7 229 Yolo U.C. Davis s. Yolo Co., U.C. Davis Comment
  UCD22764  Photinia fraseri Collector unknown 1988-2-8 s.n. Yolo Environmental Horticulture building. Comment
  RSA0115714  Phyla nodiflora George K. Helmkamp, Mary Alice Barnes 2013-5-8 20526 Yolo Southern Sacramento Valley: Yolo Bypass Wildlife Area, 0.9 mile southeast of the junction of Chiles Road and I-80, between Sacramento and Davis. 13 Comment
  SEINET13203089 Image available Phyla nodiflora George K. Helmkamp, Mary Alice Barnes 2013-1 20526 Yolo Southern Sacramento Valley: Yolo Bypass Wildlife Area, 0.9 mile southeast of the junction of Chiles Road and I-80, between Sacramento and Davis (Davis 7.5' Q.) 13 Comment
  UCD149331  Phyla nodiflora Collector Unknown 1925-6-19 s.n. Yolo University of California, Davis. University Farm. 15 Comment
  UCD38924  Phyla nodiflora Beecher Crampton 1961-10-25 6046 Yolo 4 miles NW of Bryte, Yolo Bypass. Comment
  UCD81568  Phyla nodiflora var. reptans W. W. Robbins; W. D. Norton 1928-8-1 1422 Yolo near Clarksburg. Comment
  UCD126003  Physalis lancifolia Beecher Crampton 1953-8-17 1622 Yolo city of Davis, Davis High School. Comment
  CDA16259  Phytolacca americana G. F. Hrusa 1997-10-13 14118 Yolo Sacramento Valley; Sacramento R. immediately S of I-5 ~ 5 mi E of Woodland (near tule canal). 0 Comment
  UCD147181  Pilularia americana Carol W. Witham 2003-4-11 932 Yolo DFG Tule Ranch vernal pools. Approximately 8 miles southeast of Davis. Southeast of the junctions of County Roads 38 and 105. 4 Comment
  CAS-BOT-BC76991  Pilularia americana C. Etienne 1972-4-15 s.n. Yolo Highway 16 near Madison. Comment
  SEINET10611985  Pinus canariensis Michael H. Nee 1988-8-18 Nee 36786 Yolo on Campus of U of California Comment
  UCD94971  Pinus sabiniana Alexis Fuller; Ellen Dean and Clare Loughran 2011-5-8 2 Yolo Audubon Bobcat Ranch, lands to the north of Hwy 128 on north side of Putah Creek, downstream of Monticello Dam. Lower reaches of Bray Canyon. West side of Bray creek. 82 Comment
  UCR188853  Pinus sabiniana George K. Helmkamp, E. A. Helmkamp 2007-9-17 12975 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
  SEINET4067174  Pinus sabiniana J. M. Tucker 1962-1 3643 Yolo Tree just east of California Avenue Bridge in arboretum, University of California Campus, davis. Comment
  UC1116687  Piptatherum miliaceum B. Crampton 1961-6-30 T.o. 2223 Yolo ne corner Israel; Davis Campus, Agronomy Experimental Areas 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
  UCD89662  Piptatherum miliaceum Beecher Crampton 1956-7-12 3703 Yolo Banks of Putah Creek (old channel) under concrete bridge US Hwy. 40 Over crossing, Hamel Ranch, 3/4 miles south of Davis, Solano. Comment
  UCD89671  Piptatherum miliaceum Beecher Crampton 1971-10-1 8758 Yolo Davis, College Park X Russell Blvd. Northwest corner, in vacant lot. Comment
  UCD89881  Piptatherum miliaceum W. B. McHenry 1967-11-8 s.n. Yolo Old Highway 40, 1/2 mile west of Yolo Bypass. Comment
  SEINET12350281  Piptatherum miliaceum Unknown 1961-8-11 s.n. Yolo UC Davis Campus, Agronomy Seed House Comment
  SEINET12766602  Pistacia chinensis Jean Shepard 1996-11-14 s.n. Yolo City of Davis, along 5th street near intersection with 'L' Street.; 0 Comment
  UCD121063  Plagiobothrys A. A. Beetle 1945-3-1 s.n. Yolo Buckeye Creek, inner coast range between Winters and Madison. Comment
  UCD121070  Plagiobothrys P. B. Kennedy 1915-4-26 s.n. Yolo Davis. Comment
  UC583158  Plagiobothrys canescens Lewis S. Rose 1936-4-27 36167 Yolo Guinda 117 Comment
  UCD82157  Plagiobothrys canescens J. Shepard 2000-4-21 144 Yolo Yolo County Grasslands Park: East of Davis, from intersection of I-80 and Mace Blvd., 3.5 mi. south on Mace Blvd. (County Road 104), thence east along unpaved entrance road, then east of parking lots on S side of road. 12 Comment
  UCD82168  Plagiobothrys canescens J. Shepard 2001-3-16 390 Yolo Yolo County Grasslands Park: East of Davis, from intersection of I-80 and Mace Blvd., 3.5 mi. south on Mace Blvd. (County Road 104), thence east along unpaved entrance road to 20 m west of DOD fence, thence south along path. 12 Comment
  RSA611021  Plagiobothrys canescens L. S. Rose 1936-4-27 36167 Yolo Guinda. 117 Comment
  UCD160099  Plagiobothrys fulvus var. campestris Emily Howard 2015-4-12 2 Yolo Audubon Bobcat Ranch. North side of Hwy 128, west of Winters. Southeast corner of ranch, west and uphill of ranch house headquarters. 170 Comment
  UCD160934  Plagiobothrys fulvus var. campestris J. Shepard 2012-4-7 861 Yolo West of Woodland, Co Rd 16 to Guinda. W on Forest Ave (Co Rd 53) about 1 mi to gate.Continue 1/4 - 1/2 mi past gate. Comment
  UCR118892  Plagiobothrys fulvus var. campestris Beecher Crampton 1953-4-9 1062 B Yolo Sacramento Valley, 3 miles west of Winters 46 Comment
  UCD120841  Plagiobothrys humistratus Robert E. Preston 1996-3-23 904 Yolo SE of Woodland, NW of int Rd 25 and Rd 103. 9 Comment
  UCD144440  Plagiobothrys hystriculus Carol W. Witham 2003-4-7 872 Yolo DFG Tule Ranch vernal pools. Approximately 8 miles southeast of Davis. Southeast of the junctions of County Roads 38 and 105. 4 Comment
  POM63835  Plagiobothrys infectivus A. A. Heller, H. E. Brown 1902-4-29 11882 Yolo Near Madison. Comment
  POM197465  Plagiobothrys leptocladus L. R. Abrams 1928-5-8 12600 Yolo Between Woodland and Davis. Comment
  UC917267  Plagiobothrys nothofulvus H. Popenoe 1949-4-11 3 Yolo above Rumsey on Cache Creek 167 Comment
  UCD56768  Plagiobothrys nothofulvus Ellen Dean; M. Bibbo 2007-3-23 3460 Yolo Tuleyome Ireland Ranch. In inner coast range northwest of the City of Winters between Salt Creek and Enos Creek, just north of Wild Cow Mountain. Western/Central portion of ranch near unimproved access loop road. 619 Comment
  UCD63075  Plagiobothrys nothofulvus Ellen Dean 2008-4-9 4784 Yolo Tuleyome Ireland Ranch. Central part of Ranch. Upper reaches of main canyon that starts near upper part of main loop road. In drainage that leads to canyon downslope of stock pond. 602 Comment
  UCD120891  Plagiobothrys nothofulvus Edwin A. Crosby 1952-4-12 10 Yolo 2.8 miles west of Winters, on state highway 28. Comment
  UCD120921  Plagiobothrys nothofulvus H. Popenoe 1949-4-11 3 Yolo Above Rumsey on Cache Creek. 167 Comment
  UC480675  Plagiobothrys stipitatus H. F. Copeland 1927-4-20 603 a Yolo near Davis Comment
  HSC3775  Plagiobothrys stipitatus M. Dole 1963-4-9 22 Yolo 1 mi. E of Zamora on Rd. 15 Comment
  UCD120973  Plagiobothrys stipitatus C. J. W. 1915-5-31 s.n. Yolo About Davis. Comment
  UCD120990  Plagiobothrys stipitatus Fleur Ng'weno 1989-4-19 DQ 6 Yolo D-Q University County Road 31, 9 mi. west of Davis city center. Side of path near old culvert. 29 Comment
  UCD120999  Plagiobothrys stipitatus J. M. Tucker 1951-3-25 2055 Yolo 1.1 miles north of Davis. Comment
  UCD37537  Plagiobothrys stipitatus Beecher Crampton 1955-3-21 2335 Yolo Yolo County, 7.5 miles west of city of Davis, Moon Ranch. Comment
  JEPS61062  Plagiobothrys stipitatus var. micranthus W. L. Jepson 1940-5-17 19928 Yolo 7 mi e Davis (w end of causeway, (near Plumtree, railroad flag station)); Yolo Causeway Comment
  UCD21042  Plagiobothrys stipitatus var. micranthus Vernal Pool Team 2002; Carol Witham and Jennifer Buck 2002-4-4 228 Yolo near the city of Davis. Along Road 38, approximately 1.2 miles S of its intersection with Road 105. Glide/Tule Ranch site, pool # GLI001. 2 Comment
  UCD23188  Plagiobothrys stipitatus var. micranthus A. Solomeshch 2002-4-30 s.n. Yolo Glide Ranch. 2.5 miles SSE from intersection of Rd 105 and Rd 38. Comment
  UCD33976  Plagiobothrys stipitatus var. micranthus Beecher Crampton 1975-6-11 9215 Yolo Yolo County, 1/2 mile south of Saxon Station. Comment
  UCD39081  Planodes virginica Beecher Crampton 1963-3-20 6713 Yolo UC Davis Campus, Alden Pond, Irrigation Dept. Project. Comment
  UCD33657  Plantago Beecher Crampton 1971-5-29 8716 Yolo Yolo County, 1 mile north of Davis (city limits) Comment
  UCD158835  Plantago coronopus A. M. Shapiro 1995-9-3 s.n. Yolo Yolo County, West Sacramento, in mud along slough north of West Capitol Avenue. Comment
  JEPS81236  Plantago elongata L. R. Heckard, and J. C. Hickman 1982-4-7 5832 Yolo about 3 mi se Woodland (at corner of Road 25A and Road 103) Comment
  UC1153781  Plantago elongata B. Crampton 1957-4-4 3916 Yolo ca. 6 mi. n.e. Davis (along Rd. 103) Comment
  UCD37386  Plantago elongata Beecher Crampton 1960-5-9 5497 Yolo Yolo County, 1.25 miles southwest of Saxon Station, along County Road 105. Comment
  UCD73036  Plantago elongata Ellen Dean; Erika Smith and Casey Woodall 2008-5-12 4917 Yolo City of Woodland Alkali Grassland Preserve managed by Center for Natural Land Management on the south side of County Road 25, west of Road 103. 4 Comment
  UCD124419  Plantago elongata W. Russell; J. M. Tucker 1950-3-17 1921 Yolo Highway 99W, about 3 miles northwest of Davis. Comment
  RSA10429  Plantago elongata subsp. pentasperma Carl B. Wolf 1928-5-8 2139 Yolo Sacramento Valley; 12 miles north of Dixon. Comment
  CHSC100183  Plantago erecta John Dittes 2007-5-6 1450 Yolo Inner North Coast Range; Vaca Mountains (eastern edge); Audubon Bobcat Ranch; ca.4.0 air miles west by northwest of Winters, ca. 4.1 air miles northeast of Monticello Dam, ca., 0.6 air mile southwest of confluence of Enos Creek and Dry Creek. 111 Comment
  JEPS20850  Plantago erecta B. Crampton 1953-3-30 1045 Yolo about 9 mi w Dunnigan (Durst Ranch) Comment
  UCD21530  Plantago erecta Joe DiTomaso 2003-4-23 s.n. Yolo west of Winters, off Road 87. Comment
  UCD15548  Plantago lanceolata Lara Hawthorne 1989-4-15 6 Yolo UC Davis Campus. 15 Comment
  UCD124508  Plantago major A. S. Crafts 1926-7-8 434 Yolo University Farm Campus, Davis. Comment
  UCD37765  Plantago major Beecher Crampton 1961-10-25 6055 Yolo Yolo County, 2 miles west of Bryte, along County Road 127, junction of Sacramento Bypass and Yolo Bypass. Comment
Read comments
Jun 27 2008
  UCD19301  Platanus X hispanica Terry Reedy 1974-5-18 242 Yolo city of Davis, ca. 1 mi. north of Covell Blvd., along first large irrigation ditch crossing Pole Line Rd, east of Pole Line Rd. 6 Comment
  UCD41098  Plectritis N. Nicola 2003-7-21 406 Yolo Base of foothills of inner North coast range; Winters residence. Comment
  UCD20805  Plectritis ciliosa N. Nicola; C. Kremen 2001-3-16 21 Yolo Eastern foothills of inner north coast range, Capay Valley, 0.9 miles as the crow flies N. of Rumsey; Lowrey Ranch. Comment
  UCD33171  Plectritis ciliosa Beecher Crampton 1967-5-3 7851 Yolo 2 miles west of Winters. Comment
  UCD160563  Plectritis congesta subsp. brachystemon Ellen Dean; Craig Thomsen 2015-3-21 8612 Yolo Audubon Bobcat Ranch. Western part of ranch, just north of Hwy 128 and N of Putah Creek. Area E of Bray Canyon at southeast end of large escarpment labeled 'spring' on topo maps. Burned in 2014. 259 Comment
  UC999828  Plectritis macrocera S. C. Dyal, A. Carter, E. Crum 1938-5-6 694 Yolo in northern Yolo County northern Yolo County Comment
  UCD137593  Plectritis macrocera Beecher Crampton 1941-4-21 4710 Yolo along State Hwy 16, Cache Creek canyon, 2.7 miles northwest of Rumsey. Comment
  UCD20837  Plectritis macrocera N. Nicola 2001-5-4 53 Yolo Eastern foothills of inner North coast range, Capay Valley, 0.9 miles as the crow flies N. of Rumsey; Lowrey Ranch. Comment
  UCD56724  Plectritis macrocera Ellen Dean; M. Bibbo 2007-3-23 3416 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
  SEINET14400438  Plectritis macrocera Unknown 1938-5-6 694 a Yolo Yolo County Comment
  UC999825  Plectritis macrocera S. C. Dyal, A. Carter, E. Crum 1938-5-6 692 Yolo Yolo-Colusa County line Comment
  UCD33055  Pleuropogon californicus Beecher Crampton 1966-4-19 7652 Yolo Yolo County, 1/4 mile south of Saxon station site. Comment
  UCD33789  Pleuropogon californicus Beecher Crampton 1973-4-16 8918 Yolo 1 mile SW of Saxon Station. Comment
  UCD90152  Pleuropogon californicus var. californicus Beecher Crampton 1973-4-16 8918 Yolo Saxon S.W. 1 Comment
  SEINET242430 Image available Poa D. Summer 1954-5-27 Yolo UC Davis Campus, Agronomy Experiemental Area. Comment
  RSA563487  Poa annua D. Charlton 1990-3-6 4155 Yolo SW of UC Davis, frontage RD off HWY 80 15 Comment
  UCD41018  Poa annua Carol W. Witham 2003-4-11 946 Yolo DFG Tule Ranch vernal pools. Approximately 8 miles southeast of Davis. Southeast of the junctions of County Roads 38 and 105. 4 Comment
  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
  UCD37513  Poa bulbosa Beecher Crampton 1961-4-3 5848 Yolo Yolo County, city of Davis, Southern Pacific Railroad Station. Comment
  UCD90669  Poa bulbosa Morris Halperin 1931-3-18 322 Yolo Davis. University Farm. Comment
  SEINET242434 Image available Poa pratensis Beecher Crampton 1961-4-10 s.n. Yolo UC Davis campus, Agronomy Experimental Area, row B-14. T.O. 2426, Oryzopsis coerulescens. Comment
  UCD91853  Poa pratensis E. G. Cakin 1947-3-27 s.n. Yolo Davis. Comment
  UC1153861  Poa pratensis subsp. pratensis Beecher Crampton 1956-5-17 Yolo Davis Campus Comment
  UCD58090  Poa secunda Ellen Dean; K. Mawdsley 2007-4-6 3629 Yolo Tuleyome Ireland Ranch. In inner coast range, NW of the City of Winters, between Salt Creek and Enos Creek, just N of Wild Cow Mountain. Southern/central part of ranch. 537 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
  UCD73724  Poa secunda Ayzik Solomeshch 2004-5-14 s. n. Yolo Audubon Bobcat Ranch, west of the city of Winters. Southeastern corner of ranch. 83 Comment
  UCD90766  Poa secunda subsp. secunda Beecher Crampton 1953-5-5 1210 Yolo 1.5 miles NE of Davis. Comment
  UCD90854  Poa secunda subsp. secunda Beecher Crampton 1970-4-13 8556 Yolo 1 mile N of Davis along Pole Line Road. Comment
  UCD23193  Pogogyne douglasii A. Solomeshch 2002-4-30 s.n. Yolo Glide Ranch. 2.5 miles SSE from intersection of Rd 105 and Rd 38. Comment
  CDA40766  Pogogyne douglasii G. D. Barbe 1984-5-7 4159 Yolo Yolo Bypass, east of the Glide Ranch headquarters. Comment
  RSA654046  Pogogyne douglasii Beecher Crampton 1975-5-23 9202 Yolo 1 mile SW of Saxon Station Comment
  UCD33964  Pogogyne douglasii Beecher Crampton 1975-5-23 9202 Yolo 1 mile S.W. of Saxon Station. Comment
  UCR119100  Polycarpon tetraphyllum Beecher Crampton 1979-5-17 9684 Yolo Sacramento Valley, Davis. 15 Comment
  UCD47916  Polycarpon tetraphyllum Ellen Dean 2005-5-3 2520 Yolo Yolo County. City of Davis. Albertson's Shopping Center, at Covell Blvd. and Anderson Rd. East side of shopping center. 15 Comment
  UCD99885  Polygonum argyrocoleon M. Ensign 1943-5-31 349 Yolo University Farm. Comment
  CHSC60003  Polygonum aviculare Mark S. Lubinski 1975-5-16 36 Yolo Open sandy hillside; recreation pool next to volleyball courts on University of California, Davis campus. Comment
  CAS-BOT-BC414294  Polygonum aviculare subsp. depressum Clarence R. Quick 1970-5-31 70 -17 Yolo Merritt Island near Clarksburg Comment
  CAS-BOT-BC414296  Polygonum aviculare subsp. depressum Clarence R. Quick 1968-8-25 68 -21 Yolo Garden, Merritt Island, near junction of county roads #140 & 142, 3.5 miles south of Clarksburg Comment
  UCD99985  Polygonum aviculare subsp. depressum C. J. W. 1913-4-1 309 Yolo Davis. Comment
  UCD99993  Polygonum aviculare subsp. depressum H. R. Drever 1945-6-13 s.n. Yolo Davis. Comment
  UCD99836  Polygonum aviculare subsp. neglectum J. A. Ogle 1924-6-1 s.n. Yolo South of Dixon. Comment
  UCD35236  Polygonum californicum Beecher Crampton 1952-10-31 901 Yolo Yolo Causeway. Comment
  UCD47762  Polypodium calirhiza A. Laffin; S. Holck and A. Randall 2002-4-13 7 Yolo Yolo County, Mclaughlin UC Reserve, W side of Davis Creek Reservoir, along road that goes from Soda Springs to Rayhouse Rd. and ca. 1.0 airline mile WNW of UC Davis Aquatic Lab facility, Along S side of running stream where road travels east-west for a short distance, ca. 11 yds. From the N side of the road. 488 Comment
  SACT002110  Polypogon interruptus John Willoughby 1976-7-29 Yolo at fishing access, moist ground, riparian woodland Comment
  UCD51649  Polypogon interruptus Collector unknown 1941-11-1 Yolo Putah Creek, Davis Campus. Comment
  UC1153921  Polypogon maritimus Beecher Crampton 1957-5-14 4023 Yolo 1.3 mi w Zamora Comment
  CAS-BOT-BC232561  Polypogon monspeliensis Roxana Stinchfield 1916-6-25 317 Yolo In Tule near mouth of Buckeye Creek Comment
  UCD18428  Polypogon monspeliensis Gabor Bethlenfalvay 1973-5-28 15 Yolo city of Davis, UC Davis campus, near UCD Botany Greenhouse. 15 Comment
  UCD21303  Polypogon monspeliensis J. Shepard; Vince Forcella 2000-5-13 244 Yolo Yolo County Grasslands Park: East of Davis, from intersection of I-80 and Mace Blvd., 3.5 mi. south on Mace Blvd. (County Road 104), thence east along unpaved entrance road, past parking lots on south side, along track to the south in field. 12 Comment
  UCD36101  Polypogon monspeliensis Beecher Crampton 1952-10-27 879 Yolo Yolo County, I.5 miles north of city of Davis, along Road 101A. Comment
  UCD37198  Polypogon monspeliensis Beecher Crampton 1958-5-28 4839 Yolo Yolo County, city of Davis. Comment
  UCD91241  Polypogon monspeliensis A. A. Beetle 1942-6-1 3730 Yolo Davis. Comment
  UCD91242  Polypogon monspeliensis A. A. Beetle 1945-5-17 3881 Yolo 5 miles west of Sacramento. Comment
  UCD91296  Polypogon monspeliensis Beecher Crampton 1958-5-28 4840 Yolo North Davis. Comment
  CDA11629  Populus fremontii G. F. Hrusa, T. D. Wilfred 1995-4-12 12065 Yolo Sacramento Valley; Tule Canal immediately E of Sacramento River at Interstate 5 crossing. Comment
Read comments
Jun 12 2008
  SBBG115918  Populus fremontii B. Crampton 1986-9-23 10077 Yolo Putah Crk S of University airport Comment
  POM167062  Populus fremontii subsp. fremontii A. A. Heller, H. E. Brown 1902-4-29 5420 Yolo Near Madison. Comment
  CAS-BOT-BC445256  Portulaca oleracea Clarence R. Quick 1970-7-3 70 -26 Yolo Merritt Island near Clarksburg Comment
  UC441346  Potamogeton nodosus J. E. Roadhouse 1907-8-15 2 Yolo Moore Ditch Comment
  UCD113986  Poterium sanguisorba K. Wagnon 1932-3-28 s.n. Yolo Agronomy, U.C. Davis. Comment
  HSC97372  Proboscidea louisianica J. P. Smith 2007-8-1 12406 Yolo State Rte. 16, W of Woodland. 100 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
  UCD122087  Proboscidea lutea Barry Rice 2006-11-22 BR 061102 Yolo Yolo County. Comment
  UCD18510  Prosopis chilensis W. R. Russell 1959-6-26 s.n. Yolo city of Winters, 400 block Main St. Comment
  SEINET10771513  Prunus dulcis Stephanie Frischie 2000-10-7 Frischie 127 Yolo Davis Farmers' Market, Davis, CA. Comment
  SEINET10771514  Prunus dulcis Stephanie Frischie 2000-10-7 Frischie 128 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
  UCD20569  Pseudognaphalium californicum E. Dean; with M. Bibbo 2002-7-5 1110 Yolo East of McLaughlin UC Reserve and Davis resevoir. West of Cache Creek drainage. Along Rayhouse Road just W of summit of road in Little Blue Ridge hills. 3.9 road miles E of jct with road to Soda Springs and gate into McLaughlin reserve. 701 Comment
  CAS-BOT-BC357196  Pseudognaphalium luteoalbum Clarence R. Quick 1970-5-31 70 -18 Yolo Merritt Island near Clarksburg Comment
  UCD151002  Pseudognaphalium luteoalbum D. S. Park; S. Nicole 2010-5-11 82 Yolo UCD near Science Lecture Bldg. 10 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
  UCD135264  Psilocarphus brevissimus H. A. Borthwick 1925-5-21 1651 Yolo Causeway. Comment
  UCD144435  Psilocarphus brevissimus Carol W. Witham 2003-4-7 896 Yolo DFG Tule Ranch vernal pools. Approximately 8 miles southeast of Davis. Southeast of the junctions of County Roads 38 and 105. 4 Comment
  UCD35245  Psilocarphus brevissimus Beecher Crampton 1952-11-7 911 Yolo About 3 miles n.w. of Davis. Comment
  UCD73037  Psilocarphus brevissimus Ellen Dean; Erika Smith and Casey Woodall 2008-5-12 4918 Yolo City of Woodland Alkali Grassland Preserve managed by Center for Natural Land Management on the south side of County Road 25, west of Road 103. 4 Comment
  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
  CDA8504  Psilocarphus brevissimus var. multiflorus G. D. Barbe 1984-4-25 4155 Yolo Western edge of Yolo By-pass at Glide Ranch, east of Road 106 and 1.4 miles south of Road 36. Comment
  UCD135294  Psilocarphus oregonus Fleur Ng'weno 1989-5-5 DQ 33 Yolo D-Q University County Road 31, 9 miles west of Davis city center. 30 Comment
  UCD73612  Psilocarphus oregonus Ellen Dean; Elizabeth Goebel 2008-4-7 4740 Yolo Audubon Bobcat Ranch, northwest of the city of Winters. Maxwell Flat in the northeastern part of the ranch that is accessed by a private road at the end of Moody Slough Road. 70 Comment
  UCD73678  Psilocarphus tenellus Ayzik Solomeshch 2004-5-7 s. n. Yolo Audubon Bobcat Ranch, northwest of the city of Winters. Northeastern part of ranch, Maxwell Flat area, accessed by private road that is at the end of Moody Slough Rd. 71 Comment
  UCD73726  Psilocarphus tenellus var. globiferus Ayzik Solomeshch 2004-5-23 s. n. Yolo Audubon Bobcat Ranch, west of the city of Winters. Southeastern corner of ranch. 83 Comment
  SEINET7106650  Psoralea bituminosa Beecher Crampton 1961-8-4 2514 Yolo UC Davis agronomy experimental area, plant introduction nursery.; 0 Comment
  UCD93361  Puccinellia nutkaensis Beecher Crampton 1953-5-5 1207 Yolo Yolo County, 6 miles north of city of Davis, on Road 102. Comment
  UCD33967  Puccinellia nuttalliana Beecher Crampton 1975-6-4 9205 Yolo Yolo County, 1 mile north on county road 103 from its junction with county road 27. Comment
  SBBG115407  Puccinellia simplex B. Crampton 1961-3-27 5846 Yolo ca. 1.5 mi N of city of Davis Comment
  UCD36526  Puccinellia simplex Beecher Crampton 1954-4-21 1777 Yolo 1.5 miles north of city of Davis. Comment
  UCD37839  Puccinellia simplex Beecher Crampton 1962-4-23 6233 Yolo Yolo County, 3 miles north of city of Davis, Pole Line Road. Comment
  UCD92229  Puccinellia simplex Beecher Crampton 1960-3-10 5480 Yolo 2 miles north of Davis. Comment
  UCD92238  Puccinellia simplex Beecher Crampton 1970-4-27 8569 Yolo UC Davis campus, Dairy Road. 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
  UCD92254  Puccinellia simplex R. Tofsrud 1949-4-1 s.n. Yolo Near Davis dump. Comment
  SEINET10869062  Puccinellia simplex Laura A. Blankinship 1893-5-6 Blankinship s.n. Yolo Woodland Comment
  SEINET10825279  Pyrus Stephanie Frischie 2000-10-7 Frischie 125 Yolo Davis Farmers' Market, Davis, CA. Comment
  SEINET10771165  Pyrus communis Stephanie Frischie 2000-10-7 Frischie 108 Yolo Davis Farmers' Market, Davis, CA. Comment
  CAS-BOT-BC105016  Quercus X morehus Herman Knoche 1919-11-21 Series A, 3061 Yolo Capay foothills Comment
  HSC24340  Quercus X morehus J. P. Smith, J. O. Sawyer 1972-2-20 5067 Yolo 3 mi E of Solano Co. line along Putah Creek Comment
  SEINET4077596  Quercus agrifolia J. M. Tucker 1962-1 3645 Yolo Off northwest corner of Agricultural Engineering Building, University of California campus, Davis. 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
  RSA589917  Quercus douglasii Michael A. Vincent, Robert Rhode 1996-3-30 7268 Yolo Cache Creek Canyon Regional Park, Lower Site, along St. Hwy. 16 , ca. 2 miles S of Colusa Co. Line. Comment
  UC993154  Quercus douglasii J. M. Tucker 1948-9-22 1870 Yolo 1.3 mi w Guinda Comment
  UC993156  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
  UCD45763  Quercus douglasii Beecher Crampton 1968-8-6 8340 Yolo 3 miles west of Winters, along State Hwy. 128. Comment
  UCD45872  Quercus dumosa Don Sexton 1955-10-16 85 Yolo Old Davis Highway, by railroad signal across from trailer court, Davis, California. Comment
  CDA35911  Quercus lobata P. Akers 2002-9-19 StB- 079 Yolo Sacramento Valley; E of Marysville on Smartville & Beale AFB Rd, 0.1 mi S of Waldo Rd. 94 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
  RSA735199  Quercus wislizeni Keith E. Hoffmaster 1946-3-29 1066 Yolo Putah Canyon, near Napa County line. 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
  UCD81046  Rafinesquia californica Agnieszka Zalicka; with PLB 102 class 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. West side of creek in the lower reaches of Bray Canyon. 117 Comment
  UCD95853  Ranunculus aquatilis var. diffusus E. M. Johnston 1916-4-1 s.n. Yolo Woodland. Comment
  CHSC59587  Ranunculus canus Patricia Kirchgatter 1975-4-12 2 Yolo Along side of road, Road 116, .025 mile northwest of Capay. 76 Comment
  RSA786322  Ranunculus canus Keith E. Hoffmaster 1939-4-6 900 Yolo Putah Canyon. Comment
  UCD96136  Ranunculus hebecarpus Rolf Y. Berg 1964-3-14 8010 Yolo State Highway 16, 2.5 miles northwest 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
  UCD48148  Ranunculus occidentalis A. Laffin; S. Holck, A. Randall 2002-4-13 14 Yolo Yolo County, McLaughlin UC Reserve, W side of Davis Creek Reservoir, along road that goes from Soda Springs to Rayhouse Rd.; due N of Soda Spring and ca. 1.0 airline WNW of UC Davis Aquatic Lab facility. Along S side of running stream where road travels east-west for a short distance, ca. 35 yds. From the N side of the road. 488 Comment
  UCD56709  Ranunculus occidentalis Ellen Dean; M. Bibbo 2007-3-23 3402 Yolo Tuleyome Ireland Ranch. In inner coast range northwest of the City of Winters between Salt Creek and Enos Creek, just north of Wild Cow Mountain. SW portion of ranch. 649 Comment
  SEINET5338813  Ranunculus occidentalis G. Cook 1959-3-28 2 Yolo Collected 2 miles west of Davis. In a meadow on the right side of Highway 128 14 Comment
  UCD22456  Raphanus Joe Di Tomaso 2003-7-15 s.n. Yolo University Farm. Grass flats, Field A. Comment
  UCD80918  Raphanus raphanistrum Ellen Dean; F. Singh, L. Raber, C. Kraintz, R. Ghaffarzadeh 2009-4-1 5321 Yolo city of Woodland. Mavis Henson field property on the east side of County Road 102, just south of County Road 25. Property owned by city of Woodland. 9 Comment
  SEINET5731462 Image available Raphanus raphanistrum Robert Sowers 1975-1 2 Yolo Tulip Lane.; Davis 14 Comment
  UCD115226  Raphanus sativus K. Twitchell 1996-4-21 15 Yolo Davis, Road 96 near Russell Boulevard. 22 Comment
  CDA16211  Raphanus sativus G. F. Hrusa 1999-4-25 15025 Yolo Sacramento Valley; Roadside at I-5 exit to River Rd., +- 3-4 mi S of Woodland on W side. 0 Comment
  UCD115171  Raphanus sativus Beecher Crampton 1953-4-27 s.n. Yolo 3 miles west of Winters. Comment
  SEINET12210761  Rhamnus alaternus E. L. Gedling, McCaskill, J.; Onaga, K. 1965-1 s.n. Yolo Davis, University of California campus, Solano Park student housing complex Comment
  RSA681417  Rhamnus californica Annuschka Deb 1989-2-24 21 Yolo Eschscholz Comment
  UCD124695  Rhamnus davurica John M. Tucker 1981-5-19 4455 Yolo California, Yolo Co.; University of California, Davis, Dept. of Environmental Horticulture shrub block; Comment
  UC735732  Rhaponticum repens Chas. Heiser 1947-6-19 1934 Yolo West Sacramento Comment
  SEINET8042208  Rhus aromatica R. R. Halse 2010-3-21 7831 Yolo Along State Hwy 16, ca 7.6 miles S of its junction with State Hwy. 20 or 5.7 miles northwest of Rumsey. 180 Comment
  SEINET4178239 Image available Rhus diversiloba Neil A. Harriman 1988-1 18610 Yolo Along Putah Creek beside state route 128 below Berryessa Lake, at Fishing Area #5. Comment
  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
  SEINET12521460 Image available Ricinus communis J. M. Tucker 1950-9-9 Yolo E side of Viticulture Building University of California Campus Comment
  UCD21253  Robinia pseudoacacia J. Shepard 2000-4-13 136 Yolo Yolo County Grasslands Park: East of Davis, from intersection of I-80 and Mace Blvd., 3.5 mi. south on Mace Blvd. (County Road 104), thence east along unpaved entrance road. Near entrance road, just to the north between road and parking lot to N of entrance road. 12 Comment
  UCD70352  Romneya coulteri C. P. Pease 1995-6-3 s.n. Yolo City of Davis; E of UC Davis campus; next to Experimental College gardens. Perennial shrub; 2 m tall; flowers white. 16 Comment
  CAS-BOT-BC146359  Rosa Beecher Crampton 1987-4-25 10095 Yolo Solano County border, Mace road crossing of south fork of Putah Creek, ca. 3 miles S.E. of Davis Comment
  UCD34625  Rosa californica Beecher Crampton 1986-9-8 10071 Yolo Sacramento River, 3.5 miles north of Elkhorn, sandy flat. 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
  UCD36592  Rostraria cristata Beecher Crampton 1955-5-5 2745 Yolo Yolo County, 6 miles west of city of Winters, Monticello Road, at Recreation Beach along Putah Creek. Comment
  UCD92309  Rostraria cristata R. Tofsrud 1949-5-1 s.n. Yolo ca. 3 miles west of Winters. Comment
  RSA262372  Rotala indica J. F. williams 1978-10-8 s.n. Yolo Yuba County: Tanabe Road, NE of Marysville. 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
  UCD168443  Rubus armeniacus Ellen Dean 2017-3-15 9265 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, in creek on rocky/pebbly island on west bank of creek. 85 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
  UCD58488  Rubus armeniacus J. Shepard 2007-7-4 811 Yolo Co. Rd. 22 east of Woodland, 4.8 mi. east of junction with Co. Rd.102. Growing along south side of road near ditch. Comment
  UCD113995  Rubus ursinus Cay Collette 1975-4-12 3 Yolo Knight's Landing. 15 Comment
  UCD167574  Rubus ursinus H. Olmo; T. S. Mallah 1952-3-1 52 08 21M Yolo California. Yolo County: UC Davis Experimental Plots. Comment
  UCD59394  Rubus ursinus Ellen Dean; Kate Mawdsley 2007-6-8 3867 Yolo Tuleyome Ireland Ranch, Inner Coast Ranges, northwest of the city of Winters, between Salt Creek and Enos Creek, just N of Wild Cow Mtn. Southeastern quadrant of ranch Crooker Springs, and drainage leading upsream from it. 337 Comment
  UCD91399  Rubus ursinus Lindsay Clark 2008-6-16 DVS 2 Yolo In overgrown garden south of Orchard Park Apartments, UC Davis campus just east of Route 113. 16 Comment
  UCD91420  Rubus ursinus Lindsay Clark 2009-4-22 DVS 25 Yolo In Putah Creek Park in southeast Davis, along nature trail. 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
  UCD144273  Rumex crispus Carol W. Witham 2003-4-7 906 Yolo DFG Tule Ranch vernal pools. Approximately 8 miles southeast of Davis. Southeast of the junctions of County Roads 38 and 105. 4 Comment
  UCD146924  Rumex crispus Carol W. Witham 2003-4-7 899 Yolo DFG Tule Ranch vernal pools. Approximately 8 miles southeast of Davis. Southeast of the junctions of County Roads 38 and 105. 4 Comment
  SEINET4199900  Rumex crispus Schank 1959-3-28 s.n. Yolo 10 mi N of Davis on a back country road 15 Comment
  UCD81390  Rumex occidentalis M. Wiesendanger 1927-4-29 591 Yolo Davis. University Farm. Comment
  UCD77979  Rumex stenophyllus Robert E. Preston 1998-5-3 1099 Yolo U. C. Davis campus, in fields on E side of Veterinary Hospital 17 Comment
  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
  UCD92327  Rytidosperma racemosum B. Madson 1951-6-11 s.n. Yolo Davis, in yard of B. A. Madson. Comment
  CDA19781  Saccharum ravennae J. Chesi 2001-8-11 s.n. Yolo Northern California; Route 16 mile marker 3.75 under bridge crossing Cache Creek. 6-7 ft tall, common along creek and seepages. 0 Comment
  UCD73707  Sagina apetala Ayzik Solomeshch 2004-6-15 s. n. Yolo Audubon Bobcat Ranch, west of the city of Winters. Southeastern corner of ranch. 83 Comment
  RSA170192  Sagittaria latifolia W. L. Jepson 1891-9-17 s.n. Yolo Grand Island, lower Sacramento River. Comment
  UCD138025  Sagittaria longiloba R. N. Raynor 1943-9-1 s.n. Yolo Knights' Landing. 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
  CAS-BOT-BC129705  Salix bonplandiana Gordon H. True 1968-8-6 4575 Yolo Edge of roadside ditch, Hungry Hollow on Dunnigan-Winters Highway, 7 miles sough of [Dinnigan] Dunnigan 30 Comment
  SBBG34168  Salix breweri E. L. Smith 1967-5-7 Yolo Putah Crk Cyn, 7 mi W of Winters 76 Comment
  UCD110789  Salix breweri Edward L. Smith 1967-5-7 s.n. Yolo Putah Creek Canyon, 7 miles west of Winters. 76 Comment
  UCD110798  Salix breweri Edward L. Smith 1967-8-10 910 Yolo Putah Creek Canyon, 7 miles west of Winters. 76 Comment
  SBBG128871  Salix exigua G. K. Helmkamp, E. A. Helmkamp 2012-3-9 18611 Yolo E Main St (Co Rd 22), Woodland (parallel to I-5), 1.7 mi W of the Sacramento River 7 Comment
  UCD110869  Salix exigua H. A. Borthwick 1925-5-14 1926 Yolo Davis. Comment
  UCD15079  Salix exigua Steven E. Smith 1977-4-15 12 Yolo Yolo Co.; U.C. Davis, on the north bank of the South Fork of Putah Creek (1/4 mile) east of Old Davis Road, 1.3 miles south of Mrak Hall; 15 Comment
  UCD22745  Salix exigua Kristine L. Preston 1988-5-3 23 Yolo Empty lot 50 yards west of intersection of Hwy 16 and Riverbank Road, West Sacramento. 6 Comment
  UC474240  Salix exigua var. hindsiana H. F. Copeland 1927-4-20 617 Yolo near w bank Sacramento R. w bank Sacramento R. Comment
  CAS-BOT-BC132730  Salix fluviatilis Beecher Crampton 1987-4-25 10096 Yolo Solano County border, Mace road crossing of south fork of Putah Creek, ca. 3 miles S.E. of Davis Comment
  UCR148139  Salix fluviatilis Beecher Crampton 1986-9-4 10065 Yolo Solano County border, Mace road crossing at S fork of Putah Creek, c. 3 mi SE of Davis Comment
  UC66168  Salix gooddingii A. A. Heller 1902-4-29 5419 Yolo near Madison Madison Comment
  UC75011  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
  UCD111121  Salix laevigata Charles B. Heiser Jr. 1947-4-4 1894 Yolo Along Putah Creek, campus, Davis. Comment
  UCD16132  Salix laevigata Gregory Brickner 1984-4-7 2 Yolo California. Yolo County: along the banks of Putah Creek near Stevenson's Bridge. 24 Comment
  UCD33988  Salix laevigata Beecher Crampton 1975-6-24 9228 Yolo Yolo County, Putah Creek Canyon, 6.5 miles west of Winters. 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
  UCD34645  Salix laevigata Beecher Crampton 1987-3-31 10090 Yolo Yolo County, 6.5 miles west of Winters along Putah Creek. Comment
  UCD81012  Salix laevigata Jose-Luis Rayas; with PLB 102 students 2009-4-26 4 Yolo Audubon Bobcat Ranch, lands to the north of Hwy 128 on north side of Putah Creek, downstream of Monticello Dam. Edge of Bray Creek. 83 Comment
  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
  CAS-BOT-BC106977  Salix lasiolepis Beecher Crampton 1987-3-31 10088 Yolo 6.5 miles west of Winters along Putah Creek Comment
  UCD20590  Salix lasiolepis E. Dean; with M. Bibbo 2002-7-5 1133 Yolo East of McLaughlin UC Reserve and Davis resevoir. West of Cache Creek drainage. Along Rayhouse Road 1.8 road miles E of jct with road to Soda Springs and gate into McLaughlin reserve. 457 Comment
  CAS-BOT-BC403783  Salpichroa origanifolia Beecher Crampton 1977-8-23 9522 Yolo Davis. Vacant lot along G st. between 5 and 6 streets Comment
  UCD162388  Salpichroa origanifolia Milton Workman 1953-6-8 77 Yolo Davis 511 G street. 14 Comment
  UCD162399  Salpichroa origanifolia R. N. Raynor 1937-9-10 s.n Yolo Davis. Comment
  UCD162401  Salpichroa origanifolia Beecher Crampton 1970-8-31 8649 Yolo Davis Comment
  UCR178668  Salsola damascena Ellen Dean, J. Shepard 2002-7-11 s.n. Yolo Sacramento Valley, City of Davis, University of California farm 16 Comment
  SEINET3866171  Salsola tragus J. Shepard 2000-10-24 346 Yolo East of Davis, from intersection of I-80 and Mace Blvd., 3.5 mi. south on Mace Blvd. (County Road 104), thence east along unpaved entrance road. East of first parking lot on south side.; 0 12 Comment
  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
  UCD38944  Salsola tragus Beecher Crampton 1961-10-17 6030 Yolo UC- Davis campus southeast of the airport, along old Putah Creek channel. Comment
  UCD99448  Salsola tragus M. Phillips 1929-10-1 2047 Yolo near Davis. Comment
  UCD160549  Salvia columbariae Ellen Dean; Craig Thomsen 2015-3-21 8603 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
  UCD15077  Sambucus mexicana Steven E. Smith 1977-5-4 21 Yolo California, Yolo Co.; U.C. Davis, 30 m. north of the bank of the south fork of Putah Creek (1/2 mile) east of Old Davis Road and 1.5 miles south of Mrak Hall; 15 Comment
  CAS-BOT-BC245833  Sambucus nigra subsp. caerulea Roxana Stinchfield 1916-6-25 329 Yolo Buckeye Creek, Goodin Ranch Comment
  HSC95462  Sambucus nigra subsp. caerulea M. Thibodeau 1995-5-24 21 Yolo Along Putah Creek at UC Davis picnic grounds, N side of creek. 17 Comment
  UCD13194  Sambucus nigra subsp. caerulea Katherine Pinney 1976-4-25 3 Yolo 4 miles W of Winters along hwy 128, along Putah Creek. Comment
  UCD137197  Sambucus nigra subsp. caerulea P. B. Kaufman 1950-5-9 38 Yolo Arboretum, University of California campus, Davis. Comment
  UCD81038  Sambucus nigra subsp. caerulea Alexis Fuller; Ellen Dean and Clare Loughran 2011-5-8 1 Yolo Audubon Bobcat Ranch, lands to the north of Hwy 128 on north side of Putah Creek, downstream of Monticello Dam. Lower reaches of Bray Canyon. West side of Bray creek. 81 Comment
  UCD137653  Sambucus nigra subsp. caerulea R. Koch 1996-6-5 23 Yolo city of Davis. Along roadside of Arlington Blvd. in West Davis, by Aspen Wildlife area. 15 Comment
  UCD58069  Sanicula bipinnata Ellen Dean; K. Mawdsley 2007-4-6 3609 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. 507 Comment
  UCD62843  Sanicula bipinnata Michael J. Bower; Plant Biology 102 students 2008-4-6 3 Yolo Yolo County; Audubon Bobcat Ranch, lands to the north of Hwy 128 on north side of Putah Creek downstream of Monticello Dam. Bray Canyon. 100 Comment
  CDA38535  Sanicula bipinnata T. C. Fuller 1958-4-23 s.n. Yolo On bench above Cache Creek, 1 mile northwest of Rumsey. 0 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
  UCD73629  Sanicula bipinnatifida Ellen Dean; Elizabeth Goebel 2008-4-7 4756 Yolo Audubon Bobcat Ranch, northwest of the city of Winters. Maxwell Flat, west of Dry Creek road crossing. 83 Comment
  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
  RSA0048660  Sanicula bipinnatifida Keith E. Hoffmaster 1939-4-6 901 Yolo Putah Can. Comment
  UCD128013  Sanicula bipinnatifida E. H. Stanford 1940-4-1 s.n. Yolo Putah. Comment
  UCD34196  Sanicula bipinnatifida Beecher Crampton 1978-3-16 9546 Yolo 2 miles west of Winters. Comment
  UCD20810  Sanicula crassicaulis N. Nicola; C. Kremen 2001-3-16 026 Yolo Eastern foothills of inner north coast range, Capay Valley, 0.9 miles as the crow flies N. of Rumsey; Lowrey Ranch. Comment
  UCD127983  Sanicula crassicaulis Cherry Kline 1964-3-21 4 Yolo Cache Creek Canyon, State Highway 16, north of Rumsey. Comment
  UCD124834  Scrophularia californica Ogden C. Riddle 1942-3-30 51 Yolo Putah Creek, 4 miles west of Recreation Beach. (Note: 4 mi west is near Wragg Canyon in what used to be Putah Canyon in Napa County. Collector may have meant 4 mi east, which is also in Putah Canyon but in Yolo County. Record is georeferenced in Napa County). Comment
  UCD124855  Scrophularia californica Collector Unknown 1925-5-22 1932 Yolo Putah Creek, Campus, Davis. Comment
  UCD41137  Scutellaria tuberosa D. Lowry 2002-4-23 192 Yolo Eastern foothills of inner north coast range, Capay Valley. Ranch near Rumsey. Comment
  UC936068  Secale G. L. Stebbins Jr. 1950-8-13 Yolo Davis Comment
  UC972272  Secale G. L. Stebbins Jr. 1952-7-17 Yolo Davis Comment
  SACT002076  Secale cereale 1925-5-9 Yolo No collectors/determiner listed. Comment
  RSA0074776  Sedum spathulifolium C. F. Baker 1907-3-6 3236 Yolo Cache Creek Canyon. Comment
  UCD20792  Senecio vulgaris N. Nicola 2001-3-14 008 Yolo Sacramento Valley, 4 miles west of Woodland, at Cache Creek Nature Preserve, riparian zone of Cache Creek. Comment
  UCD56726  Senecio vulgaris Ellen Dean; M. Bibbo 2007-3-23 3418 Yolo Tuleyome Ireland Ranch. In inner coast range northwest of the City of Winters between Salt Creek and Enos Creek, just north of Wild Cow Mountain. SW portion of ranch. 703 Comment
  CAS-BOT-BC364706  Senecio vulgaris Clarence R. Quick 1971-3-22 71 -4 Yolo Pylman-Quick garden, Merritt Island, near Clarksburg Comment
  UCD133860  Senecio vulgaris Beecher Crampton 1977-3-2 9449 Yolo Davis. Comment
  RSA97975  Sequoia sempervirens June McCaskill 1955-4-6 382 Yolo East side of water tower at west end of temporary building 4, University of California, Davis Comment
  UCD108487  Sesbania herbacea L. G. Goar 1929-10-1 K- 292 Yolo Davis. Comment
  SBBG115366  Setaria parviflora B. Crampton 1965-7-27 7474 Yolo ca. 2.5 mi NNW of Davis on US Hwy 99 Comment
  CAS-BOT-BC243655  Setaria pumila Clarence R. Quick 1968-8-25 68 -05 Yolo Garden, Merritt Island, near junction of county roads #140 and #142, 3.5 miles south of Clarksburg Comment
  HSC87808  Setaria pumila June McCaskill, Katherine Onaga 1962-8-9 657 Yolo County Rd. 31, .3 mi. E of junction with Hwy. 99 W Comment
  UCD92706  Setaria pumila Beecher Crampton 1961-7-21 5938 Yolo 2.5 miles northwest of city of Davis, along County Road 99. Comment
  UCD161121  Setaria verticillata Jean Shepard 1999-10-7 22 Yolo City of Davis, Fifth St. between Poleline and 'L' Sts., Community Garden. Comment
  UCD32822  Setaria verticillata Beecher Crampton 1964-8-3 7137 Yolo Yolo County, Davis. Comment
  SEINET11696151  Setaria verticillata Unknown 1961-7-14 5930 Yolo city of Davis Comment
  CDA161  Setaria viridis J. A. Ogle Jun 1924 Yolo Davis. 0 Comment
  UCD37707  Setaria viridis Beecher Crampton 1961-7-21 5937 Yolo Yolo County, city of Davis, University of California campus, Pomology Department orchards. Comment
  UCD92867  Setaria viridis J. D. Skoss 1948-8-12 86 Yolo Davis. Pomology Orchard on UC campus. Comment
  UCD15537  Sida hederacea Lara Hawthorne 1989-6-3 20 Yolo 6 miles east of Winters. 15 Comment
Read comments
Jan 22 2008
  JEPS84738  Sidalcea diploscypha John W. Willoughby 1977-4-27 2239 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 73 Comment
  UCD59330  Sidalcea keckii Ellen Dean; Kate Mawdsley 2007-5-11 3754 Yolo Tuleyome Ireland Ranch. In inner coast range, northwest of the City of Winters, between Salt Creek and Enos Creek, just north of Wild Cow Mountain. Central part of ranch. 637 Comment
  CDA36938  Silene gallica 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
  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
  CDA7654  Silybum marianum Bill Morgan 1973-6-25 Yolo 0 Comment
  UCD135837  Silybum marianum B. Crampton 1959-12-3 s.n. Yolo Agronomy, UC Davis Campus. Comment
  UCD73810  Sinapis Jean Shepard 2006-4-22 791 Yolo City of Davis. 3100 Loyola Ave. Grounds of Korematsu school. Comment
  UCD38767  Sinapis arvensis Beecher Crampton 1958-1-7 4658 Yolo West Sacramento, Harbor Blvd. and West Capitol Ave. Comment
  UCD115421  Sinapis arvensis P. B. Kennedy 1918-1 14 Yolo University Farm, Davis. Comment
  UCD33153  Sinapis arvensis Beecher Crampton 1967-4-11 7824 Yolo Yolo County, Davis. Comment
  UCD82165  Sinapis arvensis Jean Shepard 2000-6-30 321 Yolo City of Davis. Intersection of Cowell Blvd. and Chiles Rd., north side. Comment
  CAS-BOT-BC474704  Sisymbrium irio Jean Shepard 2010-4-24 838 Yolo City of Davis, downtown, between G St. and RR track and beween 3rd and 4th Sts. in an alley Comment
  UCD81035  Sisymbrium irio Ellen Dean; F. Singh, L. Raber, C. Kraintz, R. Ghaffarzadeh 2009-4-1 5339 Yolo city of Woodland. Mavis Henson field property on the east side of County Road 102, just south of County Road 25. Property owned by city of Woodland. Old rodeo area. Buildings gone now. 9 Comment
  UCD35785  Sisymbrium irio Beecher Crampton 1962-4-23 6232 Yolo Davis. Comment
  HSC6921  Sisymbrium officinale M. Dole 1963-4-14 69 Yolo 1 mi. S of Hwy. 40 on Rd. 105 Comment
  UCD19128  Sisymbrium orientale A. M. Shapiro 1985-4-11 s.n. Yolo city of Davis, UC Davis campus, Old Davis Rd. near I-80 junction. Comment
  UCD126839  Solanum americanum M. Ensign 1942-9-9 s.n. Yolo University Farm. Comment
  UCD126895  Solanum elaeagnifolium H. R. Drever 1945-8-29 s.n. Yolo near Greenhouse No. 1, University of California campus, Davis. Comment
  UCD32821  Solanum elaeagnifolium Beecher Crampton 1964-8-2 7136 Yolo 3 miles north of Davis. Comment
  UCD39021  Solanum elaeagnifolium Beecher Crampton 1960-10-4 5784 Yolo UC-Davis Campus, northeast of Agronomy Warehouse. Comment
  UC1053305  Solanum laxum B. J. McCaskill 1954-4-6 223 Yolo in yard at 709 7th Street, Davis, Yolo County, California. Comment
  NY759877  Solanum nigrum M. H. Nee 1988-8-14 36780 Yolo Campus of University of California, Davis Comment
  UCD126948  Solanum nigrum R. Tofsrud 1949-6-1 s.n. Yolo Grown in Davis. Comment
  UCD126983  Solanum parishii H. B. Nidever 1951-5-26 35 Yolo 2 miles north of Rumsey, Cache Creek Canyon. 137 Comment
  UCD59316  Solanum parishii Ellen Dean; Kate Mawdsley 2007-5-11 3740 Yolo Tuleyome Ireland Ranch. In inner coast range, northwest of the City of Winters, between Salt Creek and Enos Creek, just north of Wild Cow Mountain. Central part of ranch near western portion of loop road. 638 Comment
  NY821170  Solanum parishii B. J. Ertter 1989-5-28 8533 Yolo NW corner of Yolo Co.: Rayhouse Road 4.3 mi from Hwy 16, E side of ridge between Blue Ridge and Little Blue Ridge, 0.4 mi below crest at large roadcut, ca. 5 airmiles WSW of Rumsey 732 Comment
  UCD33866  Solanum rostratum Beecher Crampton 1974-7-8 9060 Yolo UC Davis Campus. Comment
  UCD36774  Solanum rostratum Beecher Crampton 1955-7-29 3131 Yolo city of Davis, University of California campus, horse pasture west of sewage disposal site. Comment
  CAS-BOT-BC58515  Solanum umbelliferum R. Stinchfield 1916-6-1 342 Yolo Mouth of Buckeye Creek Comment
  UC1585972  Solanum umbelliferum Barbara Ertter with Annetta Carter 1989-5-28 8533 Yolo 5 air mi wsw of Rumsey (Rayhouse Road 4.3 mi from Hwy 16, e side of ridge between Blue Ridge and Little Blue Ridge, 0.4 mi below crest at large roadcut, nw cor.Yolo Co) 731 Comment
  SBBG50876  Solanum umbelliferum P. G. Low 1966-4-2 18 Yolo 1 mi E of Monticello Dam 76 Comment
  UCD127086  Solanum xanti Ogden C. Riddle 1942-3-30 54 Yolo Putah Canyon, 4 miles west of Recreation Beach. Comment
  UCD127095  Solanum xanti Kamala Crompton 1996-4-21 6 Yolo along Road 128, near to Cold Canyon Preserve. 100 Comment
  CDA36935  Sonchus asper CDFA Staff 1998-4-22 s.n. Yolo Rominger Prop., north of County Road 19, east of County Road 92C, west of County Road 94B. 0 Comment
  UCD136147  Sonchus asper subsp. asper Collector unknown Date Unknown s.n. Yolo exact location unknown. Comment
  UCD146250  Sonchus asper subsp. asper Daniel S. Park; K. Yeo 2010-4-16 19 Yolo Davis, 2nd St. roadside. 14 Comment
  UCD160543  Sonchus asper subsp. asper Ellen Dean; Craig Thomsen 2015-3-21 8597 Yolo Audubon Bobcat Ranch. Western part of ranch, just north of Hwy 128 and N of Putah Creek. Area E of Bray Canyon at base of large escarpment labeled 'spring' on topo maps. Burned in 2014. 220 Comment
  UCD38748  Sonchus asper subsp. asper Beecher Crampton 1957-9-16 4613 Yolo 8.5 miles northwest of Davis. Comment
  UCD20791  Sonchus oleraceus N. Nicola 2001-3-14 007 Yolo Sacramento Valley, 4 miles west of Woodland, at Cache Creek Nature Preserve, riparian zone of Cache Creek. Comment
  UCD21380  Sonchus oleraceus J. Shepard 2001-3-26 422 Yolo Yolo County Grasslands Park: East of Davis, from intersection of I-80 and Mace Blvd., 4 mi. south on Mace Blvd. (County Road 104), thence east 0.5 miles along County Road 36. Five yards from east boundary and the Department of Defense property fence and approximately 200 yards north of County Road 36. 12 Comment
  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
  UCD136177  Sonchus oleraceus K. Esau 1937-5-28 s.n. Yolo Davis. Comment
  UCD136191  Sonchus oleraceus June McCaskill 1973-4-9 770 Yolo behind Robbins Hall, University of California campus, Davis. Comment
  UCD92877  Sorghum J. H. Edmonds 1932-7-28 s.n. Yolo Near Woodland. Comment
  UCD92879  Sorghum J. H. Edmonds 1932-7-28 s.n. Yolo Near Woodland. 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
  CAS-BOT-BC236538  Sorghum bicolor T. C. Fuller; G. D. Barbe 1979-9-20 2251 Yolo West of County Road 95, between county roads 25 and 27, southwest of Woodland Comment
  UCD92784  Sorghum bicolor Beecher Crampton 1957-11-5 4645 Yolo East of West Davis Elementary School, Anderson Road, Davis. Comment
  UCD92786  Sorghum bicolor T. C. Fuller; G. D. Barbe 1979-9-20 2251 Yolo West of County Road 95, between County Roads 25 and 27, southwest of Woodland. Comment
  UCD92787  Sorghum bicolor T. C. Fuller; G. D. Barbe 1979-9-20 2251 Yolo West of County Road 95, between County Roads 25 and 27, southwest of Woodland. Comment
  SEINET238809 Image available Sorghum bicolor subsp. drummondii Beecher Crampton 1955-11-11 3211 Yolo City of Davis University of California campus. Comment
  UCD36092  Sorghum bicolor subsp. drummondii Beecher Crampton 1952-10-12 860 Yolo 8 miles W of city of Davis, on Winters Road. Comment
  HSC102728  Sorghum halepense J. P. Smith 2013-8-23 13777 Yolo Weed in a walnut orchard. 134 Comment
  HSC10982  Sorghum halepense J. V. Lenz 1947-5-8 Yolo Esparto Comment
  UCD108503  Spartium junceum M. Ramos 1996-5-7 19 Yolo One mile west of Winters on Highway 128. 137 Comment
  UCD144789  Spergularia bocconi Carol W. Witham 2003-4-7 875 Yolo DFG Tule Ranch vernal pools. Approximately 8 miles southeast of Davis. Southeast of the junctions of County Roads 38 and 105. 4 Comment
  UCD21271  Spergularia bocconi J. Shepard 2000-5-1 162 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 (with Air Force property). In track used by vehicles, between ruts. 12 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
  SFV1238  Spergularia bocconi S. A. Bamberg 1964-4-13 s. n. Yolo Sacramento Valley Just north of Teichert Aggregates, northeast corner of junction of County Road 29 and U. S. Highway Alternate 40, about 2 miles northwest of Davis. Comment
  UCD34465  Spergularia bocconi Beecher Crampton 1985-4-10 9909 Yolo Yolo County, 3.5 miles S.E. of Woodland. Comment
  RSA10427  Spergularia macrotheca var. leucantha C. B. Wolf 1928-5-8 214 Yolo Sacramento Valley; 12 miles north of Dixon. Comment
  UCD34468  Spergularia macrotheca var. leucantha Beecher Crampton 1985-4-10 9912 Yolo Yolo County, 3.5 miles S.E. of Woodland. Comment
  UCR148114  Spergularia macrotheca var. leucantha Beecher Crampton 1982-4-10 9912 Yolo 3.5 mi SE of Woodland 17 Comment
  RSA261409  Spergularia macrotheca var. leucantha M. N. Artist 1965-5-22 21 Yolo County Road 100, 1 mile N of junction with County Road 31, Davis. Comment
  UCD99229  Spergularia macrotheca var. leucantha R. J. Planck 1963-5-15 42 Yolo County Road 101A, 2 miles north of Davis. Comment
  UCD41145  Spergularia rubra C. Holn 2002-3-12 181 Yolo Eastern foothills of inner north coast range, Capay Valley. North of Guinda, east of Hwy 128, north of Rd. 43. Comment
  UCD99209  Spergularia villosa J. D. Skoss 1948-5-30 s.n. Yolo 3 miles north of Davis on county road. Comment
  SEINET12723377 Image available Sphaeralcea ambigua R. H. Miller 1949-1 31 Yolo University of California arboretum, Davis Comment
  UCD32996  Sporobolus cryptandrus Beecher Crampton 1965-10-8 7536 Yolo 1 mile NE of Woodland on Kentucky Ave. (County Road 20), just W of its junction with Couny Road 101. Comment
  UCD93107  Sporobolus cryptandrus Beecher Crampton 1963-6-28 T.O 2777 Yolo UC Davis Campus. Agronomy Experimental Area. Plant Inroduction Nursery. Comment
  UCD34264  Sporobolus indicus Beecher Crampton 1978-7-10 9620 Yolo UC Davis Campus. N of tennis courts and W of Howard Way. Comment
  UCD93144  Sporobolus indicus Beecher Crampton 1964-8-11 7138 Yolo UC Davis Campus. N of Hunt Hall. Comment
  UCD93146  Sporobolus indicus Beecher Crampton 1968-7-31 8318 Yolo UC Davis Campus. East of gymnasium. Comment
  UCD93149  Sporobolus indicus Beecher Crampton 1982-8-13 9867 Yolo UC Davis Campus. Comment
  UCD19188  Stachys ajugoides Janet Seely 1976-5-16 24 Yolo city of Davis, 315 East 14th St., vacant field east of Yolo County Library. 15 Comment
  UCD38305  Stachys ajugoides Beecher Crampton 1953-11-22 1738 Yolo 1 mile north of Davis. Comment
  UC726310  Stachys ajugoides var. ajugoides A. A. Heller 1929-6-2 14895 Yolo Woodland 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
  SFV1243  Stellaria media J. M. Tucker 1951-2-22 2034 Yolo Sacramento Valley Davis. University of California campus. County road beside Arboretum. 15 Comment
  UCD160104  Stellaria media Taylor Wolzen 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
  UCD56707  Stellaria media Ellen Dean; M. Bibbo 2007-3-23 3400 Yolo Tuleyome Ireland Ranch. In inner coast range northwest of the City of Winters between Salt Creek and Enos Creek, just north of Wild Cow Mountain. SW portion of ranch. 649 Comment
  UCD80943  Stellaria media Ellen Dean; F. Singh, L. Raber, C. Kraintz, R. Ghaffarzadeh 2009-4-1 5346 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
  UCD99386  Stellaria media Beecher Crampton 1953-4-1 s.n. Yolo Davis. 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
  UCD99458  Stellaria nitens A. A. Beetle 1945-2-22 4185 Yolo Cottonwood Slough, south of Madison. Comment
  UCR119037  Stipa cernua Beecher Crampton 1958-4-21 4705 Yolo Vaca Mountains, 1/2 mile north of Guinda, Copay Valley, along State Hwy. 16. 152 Comment
  UCR119128  Stipa cernua Beecher Crampton 1965-4-27 7294 Yolo Sacramento Valley, 2 miles northwest of Dunnigan; county road between forks of Buckeye Creek. 14.5 Miles north of Copay 30 Comment
  UCD116006  Streptanthus glandulosus subsp. glandulosus F. W. Hays 1927-4-2 583 Yolo Putah Canyon. Comment
  RSA97927  Suaeda calceoliformis Beecher Crampton 1952-10-24 874 Yolo 1.5 miles north of Davis. Comment
  UCD148279  Symphyotrichum Robert E. Preston 2013-10-23 2942 Yolo Yolo Bypass, at N end of Greens Lake. 3 Comment
  UCD169985  Symphyotrichum chilense G. F. Hrusa 1997-12-13 14134 Yolo Tule canal. On bank of S levee along canal. Comment
  JEPS41165  Symphyotrichum subulatum Rimo Bacigalupi, and L. Heckard, and C. L. Custer 1965-10-4 9129 Yolo .9 mi n, 1.9 mi ene of Woodland Hebron Siding 10 Comment
  UCD164517  Symphyotrichum subulatum Craig D. Thomsen 2006-8-16 2704 Yolo Camp Haswell County Park. 182 Comment
  CDA16254  Symphyotrichum subulatum var. parviflorum G. F. Hrusa 1997-10-13 14121 Yolo Sacramento Valley; Sacramento R. immediately S of I-5 ~ 5 mi E of Woodland (near Tule Canal). 0 Comment
  CDA37691  Tamarix ramosissima Robin Breckenridge 2005-5-1 s.n. Yolo Rumsey to Woodland, Cache Creek and surrounding riparian areas. 0 Comment
  CAS-BOT-BC202042  Thinopyrum ponticum Beecher Crampton 1955-7-11 2981 Yolo 2 miles northeast of Davis (Along County Road 102) Comment
  UCD93332  Thinopyrum ponticum Beecher Crampton 1955-7-11 2981 Yolo 2 miles NE of Davis, along County Road 102. Comment
  UCD115955  Thysanocarpus curvipes R. H. Miller 1949-5-7 44 Yolo Putah Canyon. Comment
  UC765050  Thysanocarpus laciniatus R. F. Hoover 1938-3-12 2844 Yolo Cache Creek canyon near Rumsey; Cache Creek canyon Comment
  UCD128152  Torilis arvensis J. K. Couch 1995-5-20 17 Yolo In Community Gardens in Davis. 1.5 miles north of Putah Creek, bordering 113. 16 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
  UCD170673  Torilis arvensis Jean Shepard 2018-5-7 915 Yolo City of Davis. Yard 1800 block Myrtle Place. 15 Comment
  UCD20867  Torilis arvensis N. Nicola 2001-8-5 084 Yolo Eastern foothills of inner north coast range, Capay Valley, 0.9 miles as the crow flies N. of Rumsey; Lowrey Ranch. Comment
  UCD81068  Torilis arvensis Ellen Dean; Drew Maraglia 2009-4-15 5432 Yolo city of Woodland. Woodland Regional Park. East side of County Road 102, just south of County Road 25. 9 Comment
  CDA5464  Torilis nodosa T. C. Fuller 1958-5-2 3962 Yolo Niessen property, 2 miles southwest of Esparto. 0 Comment
  UCD160026  Torilis nodosa Ellen Dean 2015-4-16 8625 Yolo City of Davis. Sideyard of house on the southwest corner of the intersection of Pine and Harvard streets. 15 Comment
  UCD128182  Torilis nodosa Fleur Ng'weno 1989-5-1 DQ 26 Yolo D-Q University County Road 31, 9 mi. west of Davis city center. 30 Comment
  UCD40911  Torilis nodosa Sutton 1984-5-8 2 Yolo Road 128, along Putah Creek about 3 miles before dam. Comment
  UCD116987  Toxicodendron diversilobum Chas. B. Heiser Jr. 1947-6-1 1927 Yolo Along Putah Creek, Davis. 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
  UCD56727  Toxicoscordion fremontii Ellen Dean; M. Bibbo 2007-3-23 3419 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
  UCD37534  Toxicoscordion fremontii Beecher Crampton 1955-3-21 2330 Yolo 2 miles northeast of city of Davis. Comment
  UCD150991  Tragopogon porrifolius D. S. Park 2010-5-5 71 Yolo UCD, Flower bed north of Wickson Hall. 16 Comment
  SEINET10407759 Image available Tribulus terrestris W. R. Russell 1958-5-13 Yolo Weed just west of California Avenue bridge, in University Arboretum, University of Caifornia, Davis Comment
  UCD107395  Tribulus terrestris Chas. Heiser 1947-6-25 1942 Yolo Davis. Comment
  UCD107404  Tribulus terrestris C. H. Lamoureux 1957-4-29 1229 Yolo East side of highway; U.S. Highway 40 Alternate (99W), 200 yards north of its junction with Davis-Winters road. Comment
  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
  UCD20010  Tribulus terrestris C. H. Lamoureux; J. M. Tucker 1957-4-29 1229 Yolo 200 yards north of Davis Y on gravel edge of asphalt shoulder on east side of Hwy 99. Comment
  JEPS63116  Trichostema lanceolatum W. L. Jepson 1929-9-26 15273 Yolo Madison 60 Comment
  SBBG6572  Trichostema lanceolatum J. M. Tucker 1941-9-20 391 Yolo roadside above Putah Crk, E side of Vaca Range Comment
  UCR219960  Trichostema lanceolatum Ayzik Solomeshch 2004-6-15 s.n. Yolo Audubon Bobcat Ranch, west of the city of Winters. Southeastern corner of the ranch. Grassland restoration and weed contol plots of Emilio Laca and Joe DiTomaso 84 Comment
  UCD35736  Trifolium albopurpureum Beecher Crampton 1953-4-4 1059 Yolo Rangelands west of Guinda, Capay Valley. Comment
  UC625441  Trifolium albopurpureum var. albopurpureum Frank W. Gould 1938-4-22 Yolo 1/2 mi ne Rumsey Comment
  UCD41003  Trifolium barbigerum Carol W. Witham 2003-4-11 933 Yolo DFG Tule Ranch vernal pools. Approximately 8 miles southeast of Davis. Southeast of the junctions of County Roads 38 and 105. 4 Comment
  UCD23221  Trifolium bifidum A. Solomeshch 2002-4-30 s.n. Yolo Glide Ranch. 2.5 miles SSE from intersection of Rd 105 and Rd 38. Comment
  UCD35274  Trifolium bifidum Beecher Crampton 1955-4-14 2474 Yolo 7.5 miles west of Davis, Moon Ranch. Comment
  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
  UCD73254  Trifolium bifidum Ellen Dean; Susan Xhang, Christa Lindsey, Chris Mosser 2008-4-17 4833 Yolo Audubon Bobcat Ranch, lands to the north of Hwy 128 on north side of Putah Creek, downstream of Monticello Dam. 77 Comment
  UCR119078  Trifolium bifidum Beecher Crampton 1966-4-6 7636 Yolo Sacramento Valley, 2 miles west of Winters. 30 Comment
  UCR119103  Trifolium bifidum Beecher Crampton 1955-4-14 2474 Yolo Sacramento Valley, 7 miles west of city of Davis, Moon Ranch 30 Comment
  UCD39052  Trifolium bifidum Beecher Crampton 1962-5-1 6354 Yolo Saxon Station, Sacramento Northern R.R., 7 miles SE of Davis (in direct line). Comment
  UCD146735  Trifolium bifidum var. bifidum Carol W. Witham 2003-4-9 914 Yolo DFG Tule Ranch vernal pools. Approximately 8 miles southeast of Davis. Southeast of the junctions of County Roads 38 and 105. 4 Comment
  UCD40984  Trifolium bifidum var. bifidum Carol W. Witham 2003-4-9 914 Yolo DFG Tule Ranch vernal pools. Approximately 8 miles southeast of Davis. Southeast of the junctions of County Roads 38 and 105. 4 Comment
  UCD62832  Trifolium bifidum var. bifidum Elaine Chow; Plant Biology 102 students 2008-4-6 1 Yolo Yolo County; Audubon Bobcat Ranch, lands to the north of Hwy 128 on north side of Putah Creek downstream of Monticello Dam. Bray Canyon. 109 Comment
  UCD73668  Trifolium bifidum var. bifidum 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
  UC638708  Trifolium bifidum var. decipiens Ethel Crum 1938-5-7 1991 Yolo 4 mi n Rumsey (Cache Creek Canyon); Inner North Coast Ranges 152 Comment
  UCD97107  Trifolium campestre Ellen Dean; C. Loughran, A. Fuller 2011-5-8 7007 Yolo Yolo County. Audubon Bobcat Ranch. Lands to the north of Hwy 128, just E of Monticello Dam. Bray Canyon. About three quarters of the way up the canyon, nearly to Bobcat Ranch property line. East side of the creek in uplands. Stock pond. Comment
  CDA36927  Trifolium ciliolatum CDFA Staff 1998-4-22 s.n. Yolo Rominger Prop., north of County Road 19, east of County Road 92C, west of County Road 94B. 0 Comment
  UC638705  Trifolium ciliolatum Ethel Crum 1938-5-7 1994 Yolo 4 mi n Rumsey (Cache Creek Canyon); Inner North Coast Ranges 152 Comment
  UCD160560  Trifolium ciliolatum Ellen Dean; Craig Thomsen 2015-3-21 8610 Yolo Audubon Bobcat Ranch. Western part of ranch, just north of Hwy 128 and N of Putah Creek. Area E of Bray Canyon at northwest end of large escarpment labeled 'spring' on topo maps. Burned in 2014. 274 Comment
  UCD38435  Trifolium ciliolatum Beecher Crampton 1955-4-14 2490 Yolo 2 miles northwest of Dunnigan. Comment
  UCD108256  Trifolium ciliolatum Beecher Crampton 1953-4-9 1064 Yolo 5 miles west of Winters. Comment
  UCD39097  Trifolium ciliolatum Beecher Crampton 1964-4-8 6922 Yolo 4 miles west of Winters, State Highway 128. Comment
  UCD82189  Trifolium depauperatum J. Shepard 2004-3-21 636 Yolo Yolo County Grasslands Park: East of Davis, from intersection of I-80 and Mace Blvd., 3.5 mi. south on Mace Blvd. (County Road 104), thence east 0.5 miles along unpaved entrance road to Department of Defense fence. South 30 yds. 12 Comment
  CHSC79314  Trifolium depauperatum var. amplectens Beecher Crampton 1953-4-19 1111 Yolo 1.5 miles north of Davis. 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
  CDA36924  Trifolium depauperatum var. truncatum 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
  SBBG115697  Trifolium depauperatum var. truncatum B. Crampton 1996-4-22 10335 Yolo 3.5 mi SE of Woodland, along Mavis-Henson (Field) rd, just E of its jct with county Rd 102 and just S of Rd 25 Comment
  UCD33172  Trifolium depauperatum var. truncatum Beecher Crampton 1967-5-3 7853 Yolo 2 miles west of Winters. Comment
  UCD35009  Trifolium depauperatum var. truncatum Beecher Crampton 1998-4-21 10345 Yolo Cca. 3.5 miles SE of Woodland along County Road 102, east of Mavis - Hanson field. Comment
  UC631610  Trifolium fucatum P. B. Kennedy 1915-4-26 Yolo roadside in suburbs Davis Comment
  UCD38427  Trifolium fucatum Beecher Crampton 1955-4-14 2485 Yolo 2 miles south of Zamora. Comment
  UCR119092  Trifolium fucatum Beecher Crampton 1966-4-19 7653 Yolo Sacramento Valley, 1/4 mile south of Saxon Station site. 15 Comment
  UCR179185  Trifolium fucatum Carol W. Witham 2003-4-11 931 Yolo Sacramento Valley, DFG Tule Ranch vernal pools, c. 8 miles SE of Davis, SE of junction of county roads 38 & 105 5 Comment
  CDA27950  Trifolium fucatum C. Justus 1959-4-21 Yolo County Road 19, Esparto. 0 Comment
  UCD108998  Trifolium fucatum C. P. Dutt 1928-4-15 s.n. Yolo Davis. Armstrong Ranch. 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
  UCD33787  Trifolium fucatum Beecher Crampton 1973-4-16 8915 Yolo 1/4 mile south of Saxon Station. Comment
  SBBG115437  Trifolium gracilentum B. Crampton 1966-4-11 7639 Yolo Woodland, railroad station, along railroad Comment
  SBBG29026  Trifolium gracilentum B. Crampton 1966-4-11 7639 Yolo Woodland, along the railroad Comment
  UCD109738  Trifolium gracilentum Collector Unknown 1925-5-11 1736 Yolo Davis. Comment
  UCD21262  Trifolium gracilentum J. Shepard 2000-4-30 152 Yolo Yolo County Grasslands Park: East of Davis, from intersection of I-80 and Mace Blvd., 3.5 mi. south on Mace Blvd. (County Road 104), thence east along unpaved entrance road, on the south side, past parking lots in field. Along a rutted dirt track going south. 12 Comment
  UCD38426  Trifolium gracilentum Beecher Crampton 1955-4-14 2484 Yolo 2 miles south of Zamora. Comment
  UCD97001  Trifolium gracilentum Christopher Michael Bronny 2011-4-25 33 Yolo Woodland. Woodland Regional park property on the east side of County Road 102, just south of County Road 25. Property owned by city of Woodland. Near southern boundary of property in area previously known as Mavis Henson Field and rented by the Aeromodelers group until winter of 2011). Just north of gravel access road, just south of airplane landing strip, and just west of parking area for Aeromodeler buildings (now removed). 11 Comment
  UCR119080  Trifolium gracilentum Beecher Crampton 1966-4-11 7639 Yolo Sacramento Valley, Woodland; railroad station. 15 Comment
  SEINET7413849  Trifolium gracilentum B. Crampton 1955-4-15 2500 Yolo UC Davis Campus, south end of the Campbell Tract Comment
  UCD109741  Trifolium gracilentum C. P. Dutt 1928-4-10 s.n. Yolo Davis. Armstrong Ranch. Comment
  UCD36182  Trifolium gracilentum Beecher Crampton 1953-3-31 1054 Yolo 5 miles west of city of Davis, in field above Putah Creek. Comment
  UCD96980  Trifolium hydrophilum Christopher Michael Bronny 2011-4-25 31 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 southern boundary of property in area previously known as Mavis Henson Field and rented by the Aeromodelers group until winter of 2011). Just north of gravel access road, just south of airplane landing strip, and just west of parking area for Aeromodeler buildings (now removed). 11 Comment
  UCD15490  Trifolium incarnatum Ted Graber 1984-4-15 18 Yolo North of Davis suburbs where they are presently building. 12 Comment
  UCD168493  Trifolium microcephalum Ellen Dean; C. Thomsen and M. Hoshovsky 2017-3-29 9283 Yolo Audubon Bobcat Ranch, west side of ranch, north of Hwy 128, near western property boundary. Southeast-facing rock face above Bray Canyon. Area has burned three times in past three years. 233 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
  UCD56704  Trifolium oliganthum Ellen Dean; M. Bibbo 2007-3-23 3397 Yolo Tuleyome Ireland Ranch. In inner coast range northwest of the City of Winters between Salt Creek and Enos Creek, just north of Wild Cow Mountain. SW portion of ranch. 649 Comment
  UCD38986  Trifolium oliganthum Beecher Crampton 1961-3-27 5845 Yolo 2 miles west of Winters. Comment
  UCD39899  Trifolium pilulare Beecher Crampton 1978-4-17 s.n. Yolo UC Davis Campus, Agronomy Experimental Area, Plant Introduction Nursery, row B-11. Comment
  UCD39963  Trifolium radiosum Beecher Crampton 1966-7-6 s.n. Yolo UC Davis Campus, Agronomy Experimental Area; grown from seed of unknown origin. P.I. 201-216. Comment
  UCD72422  Trifolium subterraneum Ellen Dean 2008-4-25 4850 Yolo Tuleyome Ireland Ranch, central part of ranch along loop road. 621 Comment
  SEINET12170819  Trifolium tridentatum Unknown 1953-3-31 1055 Yolo ca 5 mi W of Davis, N of Stevenson Bridge Comment
  CHSC79318  Trifolium willdenovii Beecher Crampton 1966-4-28 7682 Yolo 1 mile S.W. of Saxon Station. Comment
  UCD146740  Trifolium willdenovii Carol W. Witham 2003-4-7 888 Yolo DFG Tule Ranch vernal pools. Approximately 8 miles southeast of Davis. Southeast of the junctions of County Roads 38 and 105. 4 Comment
  UCD55513  Trifolium willdenovii J. Shepard; E. Dean, B. Rice, P. and R. Unger, B. Salvia 2004-3-28 649 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 about .4 mi., thence south 100 yd. 10 Comment
  OBI54935  Trifolium willdenovii Kathleen Faustini 1980-4-21 9 Yolo Rte E6 and Rd 32 Comment
  RSA634968  Trifolium willdenovii Michael A. Vincent, Ethan H. Freid, Karl Vincent 1998-4-7 8151 Yolo Above State Rt. 128, 4 miles west of Winters. Comment
  RSA636067  Trifolium willdenovii Robert M. Rhode, Barbara Nemeth 1998-5-13 181 Yolo In the vicinity of Guinda; west of the intersection of State Highway #16 and County Road #53m on County Rd #53, Comment
  UCD35737  Trifolium willdenovii Beecher Crampton 1953-3-31 1055 Yolo Five miles west of Davis. Comment
  UCD138195  Triglochin scilloides K. Esau; M. Phillips 1929-4-11 1893 Yolo Davis. Comment
  UCD41031  Triglochin scilloides Carol W. Witham 2003-4-26 963 Yolo DFG Tule Ranch vernal pools. Approximately 8 miles southeast of Davis. Southeast of the junctions of County Roads 38 and 105. 4 Comment
  UC991145  Trigonella foenum-graecum J. M. Tucker 1951-3-27 2058 Yolo N edge, just W of B street Davis Comment
  UCD139317  Triteleia hyacinthina M. I. Wibawa 1996-4-13 5 Yolo on the corner of Tubbs Road and Sweeney Road. 17 Comment
  UCD139321  Triteleia hyacinthina Fleur Ng'weno 1989-5-7 DQ 42 Yolo D-Q University County Road 31, 9 mi. west of Davis city center. 30 Comment
  UCD67390  Triteleia ixioides Cindy Marie Clem 1992-4-25 19 Yolo Davis, F Street and Grande Street. 12 Comment
  HSC82060  Triteleia laxa Thomas W. Nelson, Jane P. Nelson 1980-4-27 5102 Yolo Along SR 16, 100 m E of bridge over Cache Creek, 4.2 mi. from county line 152 Comment
  UCD73246  Triteleia laxa Ellen Dean; Susan Xhang, Christa Lindsey, Chris Mosser 2008-4-17 4830 Yolo Audubon Bobcat Ranch, lands to the north of Hwy 128 on north side of Putah Creek, downstream of Monticello Dam. 77 Comment
  UCR207817  Triteleia laxa George K. Helmkamp, E. A. Helmkamp 2009-3-24 14439 Yolo Inner North Coast Ranges, along CA-128, 4.4 miles west of Winters and beside Putah Creek 43 Comment
  RSA562697  Triticum aestivum D. Charlton 1990-3-6 4156 Yolo SW of UC Davis, frontage RD off HWY 80 15 Comment
  UCD93323  Triticum aestivum Beecher Crampton 1961-6-1 5891 Yolo 3 miles S of Woodland. Comment
  SBBG34481  Typha domingensis M. L. Long 1969-8-7 Yolo near county rd near irrigation ditch, 3 mi NW of Zamora Comment
  UCD41080  Typha domingensis Carol W. Witham 2003-8-8 1011 Yolo DFG Tule Ranch vernal pools. Approximately 8 miles southeast of Davis. Southeast of the junctions of County Roads 38 and 105. 4 Comment
  UCD13334  Typha domingensis M. Winthrop 1989-6-6 14 Yolo Yolo CO. T9N, R2E,Sect. 4, NE1/4. Three miles S of Woodland. Elev. 60 ft. 18 Comment
  UC917197  Ulmus minor J. M. Tucker 1950-6-28 1932 Yolo University of California Campus, Davis Davis, University of California Campus (w side of old Viticulture (formerly Irrigation) Building) Comment
  UCD137869  Umbellularia californica James W. Katberg Jr. 1966-2-27 5 Yolo Putah Creek, ca. 3 miles eastwest of Monticello Dam. Comment
  UCD15647  Umbellularia californica Rachelle Raymond 1989-6-2 705 Yolo Outside Stebbins Reserve. 121 Comment
  UCD39833  Urochloa mosambicensis Beecher Crapmton 1957-10-30 s.n. Yolo UC Davis Campus. Comment
  SEINET240475 Image available Urochloa ramosa Beecher Crampton 1967-8-22 T.O. 4150 Yolo UC Davis agronomy experimental area, plant introduction nursery, row 20. Comment
  UCD86366  Urochloa ramosa Beecher Crampton 1967-9-25 s.n. Yolo Davis. University of California, Davis. Comment
  UC92114  Uropappus lindleyi C. F. Baker 1903-5-8 2887 Yolo Cache Creek canyon Cache Creek Comment
  UCD35484  Uropappus lindleyi Beecher Crampton 1957-4-9 3926 A Yolo two miles west of winters, County Road 87. Comment
  JEPS84723  Urtica dioica subsp. holosericea John W. Willoughby 1979-8-13 4411 Yolo about 1.2 mi nw of the junction of hwy and Pleasants Valley Road (County Road 86), along State Hwy 128, Vaca Mountains, Putah Creek Pleasants Valley Road; Vaca Mountains, Putah Creek 60 Comment
  UCD111546  Urtica dioica subsp. holosericea Collector Unknown Date Unknown s.n. Yolo Yolo County. Exact location unknown. Comment
  UCD149359  Verbascum blattaria Collector Unknown 1938-7-15 s.n. Yolo City of Knights Landing. 11 Comment
  UC447234  Verbascum blattaria Francis Ramaley 1917-5-29 11314 Yolo 8 mi w Winters Comment
  UCD125979  Verbena lasiostachys A. S. Crafts 1926-7-8 470 Yolo University Farm Campus, Davis. Comment