Search Results — 2000 specimen records retrieved (1468 records with coordinates)
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 Please cite data retrieved from this page: Data provided by the participants of the Consortium of California Herbaria (ucjeps.berkeley.edu/consortium/).
 Records are made available under the CCH Data Use Terms.

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? Specimen ID Determination * Collector Collection Date Collection Number County Locality Elevation in meters Feedback
  SEINET3412405 Image available Acacia William G. Gambill Jr. 1968-1 s.n. San Joaquin Stockton, In private yard, Stockton, San Joaquin County, California. Comment
  SD241843  Acanthomintha lanceolata Dean William Taylor 1995-4-13 14821 San Joaquin Hospital Canyon. 320 Comment
  CAS-BOT-BC334163  Acer negundo var. californicum J. W. Congdon 1894-3-3 s.n. San Joaquin Lockeford [? handwriting hard to read] Comment
  CAS-BOT-BC21727  Achillea millefolium E. E. Stanford 1930-5-3 1464 San Joaquin Elliot Rd. near Elliot Comment
  CDA21261  Achnatherum brachychaetum R. Breckenridge, Lancaster 1996-8-2 s.n. San Joaquin San Joaquin Valley; 5th year alfalfa field in vicinity of Tracy. Cleistogamous seed in pocket from center of plant base. Perennial bunchgrass. 0 Comment
  SEINET3915535  Achnatherum brachychaetum Tad H. Gantenbein 1996-1 s.n. San Joaquin Ne of Tracy, town of Banta, west of town between Grant Line Rd and Hwy 205, east of Paradise Rd.; 0 Comment
  JEPS36736  Achyrachaena mollis W. L. Jepson 1937-4-23 18015 San Joaquin 5 mi se on Farmington Rd Stockton Comment
  JEPS36751  Achyrachaena mollis R. F. Hoover 1937-4-23 1920 San Joaquin 7 mi e Stockton Comment
  UC1046565  Achyrachaena mollis A. D. Hawkes and R. Bacigalupi 1951-4-21 4803 San Joaquin 2 mi e of Stockton Comment
  UC625466  Achyrachaena mollis Frank W. Gould 1938-4-10 166 San Joaquin nearby rolling grassy hills Castle Rock; Mount Hamilton Range, Corral Hollow 182 Comment
  CAS-BOT-BC29728  Achyrachaena mollis E. E. Stanford 1928-4-7 846 San Joaquin Near Stockton Comment
  POM195989  Achyrachaena mollis E. E. Stanford 1928-4-7 846 San Joaquin Near Stockton Comment
  RSA92263  Achyrachaena mollis E. E. Stanford 1930-04 s.n. San Joaquin Corral hollow Road Comment
  UCD103843  Acmispon americanus var. americanus G. F. Hrusa; S. A. Wagner 1992-7-8 9136 San Joaquin Caswell Memorial State Park. Comment
  UCD103927  Acmispon americanus var. americanus E. F. Serr 1931-8-19 2256 San Joaquin Stockton. Comment
  UCD96885  Acmispon brachycarpus Ellen Dean; Clare Loughran, Mary Shea, Wilde Legard, 2011-4-22 6933 San Joaquin Contra Costa Water District land (recently purchased), Carnegie Canyon Area at 32322 Corral Hollow Road west of CA-580 just north of junction with Interstate 5. Ridge south and above Amsinckia grandiflora canyon. Comment
  CAS-BOT-BC29255  Acroptilon repens D. C. Frieders; M. Keffer 1971-12-8 s.n. San Joaquin Roadside, NW corner of Harbor Blvd and Los Angeles Ave, Stockton Comment
  CDA18934  Aegilops cylindrica D. Kratville 2000-5-15 PDR 028351 San Joaquin Lawn Ct., Tracy. 0 Comment
  CAS-BOT-BC202666  Aesculus californica E. E. Stanford 1928-5-22 1014 San Joaquin Sacramento Road, near Sacramento County Line Comment
  RSA401061  Aesculus californica E. E. Stanford 1930-5-17 1503 San Joaquin Near Dry Creek. Comment
  RSA76974  Aesculus californica E. E. Stanford 1928-5-22 1014 San Joaquin Sacramento Road, near Sacramento County Line. Comment
  UCR132244  Agrostis Beecher Crampton 1956-7-30 3741 San Joaquin Sacramento Valley, 9.8 miles south of Clements 34 Comment
  UC766922  Agrostis exarata R. F. Hoover 1935-8-3 705 San Joaquin 5 mi sw Ripon Comment
  UCD55640  Agrostis pallens Beecher Crampton 1956-7-30 3741 San Joaquin 9.8 miles south of Clements. Clements Road. Comment
  UCR128291  Agrostis viridis Pam Wright, Louis LaPierre 2003-5-9 s.n. San Joaquin Sacramento Valley, 1 mile south of Collegeville, southeast of Stockton and east of French Camp, off Littlejohn Creek immediately west of Jack Tone Road and south of BNSF railroad line, 55 acre Mariposa mitigation site (created in 2000) 17 Comment
  UCD117152  Ailanthus altissima G. F. Hrusa 1992-8-26 9532 San Joaquin Caswell Memorial State Park. Comment
  UCD116179  Alcea rosea G. F. Hrusa; S. A. Wagner 1992-7-8 9150 San Joaquin Caswell Memorial State Park. Trail to the west of the picnic areas. Comment
  UC441333  Alisma plantago-aquatica Harriet A. Walker 1907-9-8 893 San Joaquin Lathrop Comment
  SEINET8470109 Image available Alisma triviale Ira L. Wiggins 1934-6-23 San Joaquin 3.2 miles east of Escalon on road to Oakdale Comment
  JEPS73876  Allium amplectens L. R. Heckard 1974-4-25 3670 San Joaquin 1/2 mi e Alameda county line (just w of Drop Tower No.__ on grounds of Atomic Energy Commission, Univ. of Calif. testing site); Corral Hollow 304 Comment
  RSA88890  Allium amplectens E. K. Balls 1954-3-9 18902 San Joaquin Grown in Botanic Garden. Comment
  CAS-BOT-BC466768  Allium crispum Mrs. A. R. Arnold 1922-4-1 s.n. San Joaquin Corral Hollow, near Tracy Comment
  RSA367052  Allium serra E. E. Stanford 1930-4-5 1222 San Joaquin Hospital Canyon. Comment
  UC917064  Allium serra R. Bacigalupi 1949-5-17 3095 San Joaquin Upper slopes of Hospital Hospital Canyon 243 Comment
  CAS-BOT-BC475566  Allium serra Carl B. Wolf 1937-3-31 8391 San Joaquin San Joaquin Valley, mouth of Hospital Canyon, SW of Vernalis. 106 Comment
  POM195972  Alopecurus aequalis E. E. Stanford 1928-4-29 940 San Joaquin Roadside ditches near Stockton Comment
  UCD144613  Alopecurus carolinianus Mick Canevari 2013-4-22 s.n. San Joaquin Eastern San Joaquin County: Where foothills begin near Escalon. 15 Comment
  JEPS12800  Alopecurus saccatus Rimo Bacigalupi with G. T. Robbins 1955-5-5 5002 San Joaquin 1 1/2 mi. s. Peters (near Peters Dump, along rd. to Farmington) 33 Comment
  UC576306  Alopecurus saccatus R. D. Roseberry 1935-5-16 179 San Joaquin 4 mi. n.w. Milton; Jackson Quad. 121 Comment
  UCD55940  Alopecurus saccatus Alex D. Hawkes Date Unknown 4794 San Joaquin about 2 miles east of Stockton. Comment
  SEINET7594788 Image available Alopecurus saccatus E. E. Stanford 1927-1 153 San Joaquin Stockton, Near Stockton Comment
  JEPS54333  Amaranthus W. L. Jepson 1923-10-22 10286 San Joaquin San Joaquin City San Joaquin River Comment
  UCR146284  Amaranthus Arthur M. Shapiro 1987-7-11 s.n. San Joaquin c. 2 mi west of Farmington, State Hwy 4, milepost S.J. 28.00 31 Comment
  UCD19124  Amaranthus A. M. Shapiro 1987-7-11 s.n. San Joaquin ca. 2 mi. west of Farmington, State Hwy 4, milepost S.J. 28.00. Comment
  UCR194720  Amaranthus albus George K. Helmkamp, E. A. Helmkamp 2007-10-13 13082 San Joaquin Northern San Joaquin Valley, along Hwy CA-88, 1.0 mile southwest of Clements at Disch Road 37 Comment
  UCR253493  Amaranthus albus George K. Helmkamp, Elizabeth Helmkamp 2012-10-26 20070 San Joaquin San Joaquin Valley, Rock Creek, at East Sonora Road, 1.3 miles southeast of CA-4 50 Comment
  UCR253798  Amaranthus albus George K. Helmkamp, Elizabeth Helmkamp 2012-10-26 20064 San Joaquin San Joaquin Valley, along Hwy J-6 (Escalon-Bellota Road), 1.2 miles south of its junction with CA-26 46 Comment
  CDA14318  Amaranthus albus A. Wheelon, L. Allen 1998-8-12 s.n. San Joaquin San Joaquin Valley; Rough & Ready Island. 0 Comment
  CDA3259  Amaranthus albus T. C. Fuller 1958-7-3 1976 San Joaquin Staten Island. 0 Comment
Read comments
Jun 24 2009
  CDA3247  Amaranthus arenicola T. C. Fuller 1968-7-1 17357 San Joaquin Highway 99 at Tracy-Oakdale Highway (Hwy 120) overpass, Manteca. 0 Comment
  UC765770  Amaranthus californicus R. F. Hoover 1937-9-4 2718 San Joaquin 3 mi e Farmington Comment
  UCD97092  Amaranthus cruentus J. M. Tucker 1956-10-27 3278 San Joaquin In an asparagus field, near the road; ca. 2 1/2 miles west of Thornton, north side of road to Walnut Grove. Comment
  CDA9341  Amaranthus hybridus G. F. Hrusa, R. Rhode 2013-11-8 18531 San Joaquin San Joaquin Valley; 1/2 mi. NW of Holt townsite on Hwy 4, along Lower Jones Rd. -2 Comment
  POM147749  Amaranthus hybridus E. E. Stanford 1927-8-10 674 San Joaquin Stockton Comment
  UCD97401  Amaranthus hybridus J. D. Sauer 1953-8-14 1643 San Joaquin Farmyard on Roberts Island, 5 miles west of Stockton. Comment
  UCD97407  Amaranthus hybridus J. M. Tucker 1956-11-10 3280 -B San Joaquin Beside Howard Road, 3.2 miles northeast of its junction with Tracy Road, on Union Island. Comment
  UCD39268  Amaranthus palmeri B. Crampton 1968-9-16 8342 San Joaquin Manteca, jct. Hwy 120 and Hwy. 99. Comment
  UCD69389  Amaranthus palmeri J. Wycoff 1997-8-1 s.n. San Joaquin The city of Turlock. Southeast of town, Cressey Dairy, in agricultural fields east of Highway 99, along Cressey Rd. Comment
  RSA404569  Amaranthus powellii R. Reynolds 1927-9-27 47 San Joaquin Stockton Comment
  UCD97571  Amaranthus powellii J. M. Tucker 1951-10-31 2314 -1 San Joaquin On Staten Island. Comment
  CDA3310  Amaranthus retroflexus Margaret Bellue 1933-10-6 San Joaquin Southwest of Lodi. 0 Comment
  POM196179  Amaranthus retroflexus P. Owen 1928-6-27 s.n. San Joaquin Stockton Comment
  CAS-BOT-BC55624  Ambrosia psilostachya L. R. Abrams 1917-9-14 6747 San Joaquin 8 miles south of Woodbridge Comment
  CAS-BOT-BC55623  Ambrosia psilostachya E. E. Stanford 1926-8-31 5 San Joaquin Stockton Comment
  UC73989  Ambrosia psilostachya J. A. Sanford 220 San Joaquin Robert's Island Comment
  CDA6722  Ambrosia trifida R. S. Griffith 1959-8-4 San Joaquin Clifton Court Road and Byron-Tracy Highway, Byron. 0 Comment
  JEPS33276  Ammannia coccinea Rimo Bacigalupi and L. Constance 1962-8-13 8714 San Joaquin just n. San Joaquin City (just n. of bridge of Durham Ferry Rd., flats on e. side of San Joaquin R.) 3 Comment
  UC19726  Ammannia coccinea F. T. Bioletti Sept 1892 San Joaquin near Banta (San Joaquin Bridge); San Joaquin Bridge Comment
  JEPS45987  Ammannia robusta J. Burtt Davy 1893-11-13 1184 San Joaquin Stockton Comment
  UCD102879  Ammannia robusta G. F. Hrusa; S. A. Wagner 1992-8-8 9353 San Joaquin Caswell Memorial State Park. Oxbow Lake. Comment
  CAS-BOT-BC214041  Amsinckia John Thomas Howell 1933-3-26 10891 San Joaquin Corral Hollow Comment
  CAS-BOT-BC214042  Amsinckia John Thomas Howell 1933-3-26 10889 San Joaquin Corral Hollow Comment
  CAS-BOT-BC214043  Amsinckia John Thomas Howell 1933-3-26 10890 San Joaquin Corral Hollow Comment
  RSA0091577  Amsinckia Robert F. Hoover 1938-4-9 3023 San Joaquin One mile north of Corral Hollow near Alameda County line. Comment
  UC1178287  Amsinckia Ray and Chisaki K 163 San Joaquin Farmington Comment
  CAS-BOT-BC214040  Amsinckia Lewis S. Rose 1936-2-20 36009 San Joaquin Ripon 21 Comment
  CAS-BOT-BC26858  Amsinckia delicata Alice Eastwood 1917-4-2 s.n. San Joaquin Banta Comment
  SEINET3293462 Image available Amsinckia douglasiana P. O. Schallert 1945-3-8 C 30 San Joaquin Near Stockton common waste places Comment
  SEINET12519189  Amsinckia douglasiana Carl B. Wolf 1937-1 8375 San Joaquin San Joaquin Valley; 1 mi south of Stockton on Tracy Road 5 Comment
  SEINET12519190  Amsinckia douglasiana Carl B. Wolf 1937-1 8379 San Joaquin San Joaquin Valley; 3 mi. E of Tracy at junction with Vernalis Road. 8 Comment
  JEPS61114  Amsinckia eastwoodiae R. F. Hoover 1935-3-1 232 San Joaquin Vernalis Comment
  OBI20627  Amsinckia eastwoodiae Robert F. Hoover 1966-3-25 9741 San Joaquin River Rd along San Joaquin River just N of Stanislaus Co. line Comment
  UC1084432  Amsinckia eastwoodiae G. Thomas Robbins 1940-3-16 285 San Joaquin near Castle Rock (n facing slope Corral Hollow); Corral Hollow 198 Comment
  UC718455  Amsinckia eastwoodiae Carl B. Wolf 1937-3-31 San Joaquin 3 mi e Tracy (at junction with Vernalis Road); San Joaquin Valley 7 Comment
  UC764748  Amsinckia eastwoodiae R. F. Hoover 1935-3-1 232 San Joaquin Vernalis Comment
  CAS-BOT-BC222445  Amsinckia grandiflora Robert F. Hoover 1938-3-19 2866 San Joaquin One mile north of Corral Hollow near Alameda County line Comment
  CAS-BOT-BC222447  Amsinckia grandiflora Robert F. Hoover 1938-5-7 3357 San Joaquin One mile north of Corral Hollow near Alameda County line Comment
  JEPS46003  Amsinckia grandiflora L. R. Heckard, Ornduff, John J. Souza 1966-4-16 1470 San Joaquin North from Corral Hollow Road, about 1 mile from road and 1/2 mile east of Alameda County line. Just Southwest of drop tower of the U.S. Atomic Energy Commission testing area. Comment
  JEPS73877  Amsinckia grandiflora L. R. Heckard 1974-4-25 3671 San Joaquin Just west of Drop Tower No. 358 on grounds of Atomic Energy Commission (1/2 mi. e. of Alameda Co. line, University CA test site in Corral Hollow); University CA test site in Corral Hollow. 304 Comment
  JEPS83139  Amsinckia grandiflora L. R. Heckard 1974-4-25 3671 San Joaquin just w. of Drop Tower No. <__> on grounds of Atomic Energy Commission (1/2 mi. e. of Alameda Co. line, University CA test site in Corral Hollow); University CA test site in Corral Hollow 304 Comment
  RSA128388  Amsinckia grandiflora Robert F. Hoover 1938-4-9 3021 San Joaquin One mile north of Corral Hollow near Alameda County line. Comment
Read comments
Nov 17 2007
  RSA584743  Amsinckia grandiflora A. Mullen, G. A. Beeman 1991-4-18 s.n. San Joaquin Patrick / Mark Conolly Ranch. North facing canyon wall on very steep slope. 274 Comment
  UC1084621  Amsinckia grandiflora Peter Kamb Ray 1952-3-29 2184 San Joaquin 1.1 mi n of road in Corral Hollow (0.45 e of San Joaquin-Alameda County line, e side of canyon n from Corral Hollow, on n side of one hill in area of 0.5 acre) 304 Comment
  UC762085  Amsinckia grandiflora R. F. Hoover 1938-3-19 2866 San Joaquin 1 mi n Corral Hollow (near Alameda County line) Comment
  UC762090  Amsinckia grandiflora R. F. Hoover 1938-4-9 3021 San Joaquin 1 mi n Corral Hollow (near Alameda County line) Comment
Read comments
May 22 2007
  UC881387  Amsinckia grandiflora Lewis S. Rose 1938-4-26 38210 San Joaquin Corral Hollow 152 Comment
  CDA19656  Amsinckia intermedia G. D. Barbe, T. C. Fuller, J. B. Gianelli 1973-4-6 1179 San Joaquin San Joaquin Valley; 1.0 mi W of Calaveras County line (Wimer Rd.) on state route 26. 4.3 mi E of Bellota (cross Calaveras R.) 0.5 mi E of Shelley Rd. 60 Comment
  CDA19660  Amsinckia intermedia G. D. Barbe, T. C. Fuller, J. B. Gianelli 1973-4-6 1180 San Joaquin San Joaquin Valley; 1.0 mi W of Calaveras County line (Wimer Rd.) on state route 26. 4.3 mi E of Bellota (cross Calaveras R.) 0.5 mi E of Shelley Rd. 60 Comment
  HSC104228  Amsinckia intermedia G. K. Helmkamp 2014-3-18 22574 San Joaquin San Joaquin Valley: along Hwy. CA-88 on the southwest side of the border with Calaveras County, 7.1 mi. SW of Ione 87 Comment
  JEPS76766  Amsinckia intermedia L. R. Heckard 1974-4-25 3674 San Joaquin on grounds of Atomic Energy Commission, Univ. of Calif (testing site in Corral Hollow, 1/2 mi e of Alameda County line, just w of Drop Tower) 304 Comment
  RSA201466  Amsinckia intermedia Alice Eastwood, John Thomas Howell 1935-4-7 2113 San Joaquin East end of Corral Hollow. Comment
  RSA499908  Amsinckia intermedia E. E. Stanford 1928-3-2 784 San Joaquin Stockton. Comment
  SD243107  Amsinckia intermedia George K. Helmkamp, E. A. Helmkamp 2011-3-12 17066 San Joaquin Northern San Joaquin Valley: Collier Road, 0.2 mile east of tis junction with Suttenfield Road, 9.4 miles NE (50a^z) of Lodi (Lockeford 7.5'Q) 39 Comment
  UC1094068  Amsinckia intermedia Francia Chisaki, Peter M. Ray 1951-4-14 1983 San Joaquin 3 mi e of Stockton (Hwy #4) 7 Comment
  UC1178285  Amsinckia intermedia Ray and Chisaki 1952-9-3 K 155 San Joaquin Farmington Comment
  UC1178286  Amsinckia intermedia Ray and Chisaki 1952-9-3 K 159 San Joaquin Farmington Comment
  UCD119680  Amsinckia intermedia G. F. Hrusa; S. A. Wagner 1992-3-4 9099 San Joaquin Caswell Memorial State Park. Comment
  UCR232241  Amsinckia intermedia George K. Helmkamp, E. A. Helmkamp 2011-3-12 17066 San Joaquin Northern San Joaquin Valley, Collier Road, 0.2 mile east of its junction with Suttenfield Road, 9.4 mi. NE (50 deg. ) of Lodi 40 Comment
  UCR238412  Amsinckia intermedia George K. Helmkamp, E. A. Helmkamp 2012-4-7 18721 San Joaquin San Joaquin Valley, along CA-26, 3.2 miles southwest of its junction with N Wimer Road, NE of town of Linden 52 Comment
  UCR253604  Amsinckia intermedia George K. Helmkamp 2014-3-18 22574 San Joaquin San Joaquin Valley, along Hwy CA-88 on the southwest side of the border with Calaveras County, 7.1 mi. SW (220 deg. ) of Ione 87 Comment
  UCSB5508  Amsinckia intermedia Constance, Lincoln; Beetle, Alan 1940-3-21 San Joaquin Castle Rock, Corral Hollow; Inner Coast Ranges 198 Comment
  JEPS24902  Amsinckia lycopsoides W. L. Jepson 1922-4-2 9594 San Joaquin Corrral Hollow; Mount Hamilton Range 182 Comment
  JEPS25323  Amsinckia lycopsoides R. F. Hoover 1935-3-1 233 San Joaquin Vernalis Comment
  JEPS25324  Amsinckia lycopsoides R. F. Hoover 1937-5-18 2179 San Joaquin near Lathrop Comment
  UC1178258  Amsinckia lycopsoides Francia Chisaki 1954-3-27 583 San Joaquin on Corral Hollow Road, 1.7 mi s of junction with Fabian Road now called Tracy Expressway; Corral Hollow Road Comment
  UC24613  Amsinckia lycopsoides J. A. Sanford 1890-1 366 San Joaquin Waverly Comment
  UC573080  Amsinckia lycopsoides H. L. Mason 1932-3-19 6813 San Joaquin w of Tracy (road from Mountain House to Midway) Comment
  UC573083  Amsinckia lycopsoides H. L. Mason 1932-3-19 6814 San Joaquin w of Tracy (road from Mountain House to Midway) Comment
  UC727044  Amsinckia lycopsoides A. A. Heller 1941-3-24 15911 San Joaquin Banta Comment
  RSA125724  Amsinckia lycopsoides Francia Chisaki, Peter M. Ray 1951-4-14 1984 San Joaquin Highway #4, ca. 3 miles east of Stockton. 8 Comment
  SD49868  Amsinckia lycopsoides Francia Chisaki 1954-3-27 583 San Joaquin On Corral Hollow Road, 1.7 miles south of its junction with Fabian Road (Now Tracy Expressway) Comment
  UCD119790  Amsinckia menziesii Terri Williamson 1990-4-28 12 San Joaquin Buena Vista Rd. 1 mi. E. of Hwy. 88. 121 Comment
  UC1039809  Amsinckia menziesii var. menziesii Peter H. Raven with G. Thomas Robbins 1956-4-29 9131 San Joaquin 8.8 mi s of Stockton (on US Hwy 50) Comment
  UC1178324  Amsinckia menziesii var. menziesii Ray and Chisaki 1952-4-22 K 139 San Joaquin Farmington Comment
  RSA0089719  Amsinckia obvallata C. F. Baker 1903-4-25 2779 San Joaquin Tracy. Comment
  CAS-BOT-BC26781  Amsinckia pusilla Alice Eastwood 1921-5-22 10591 San Joaquin near Stockton Comment
  SEINET12519038  Amsinckia retrorsa Carl B. Wolf 1937-1 8378 San Joaquin San Joaquin Valley, 3 mi. E of Tracy at junction with Vernalis Road 8 Comment
  SBBG54424  Amsinckia spectabilis C. F. Baker 1903-4-25 2779 San Joaquin Tracy Comment
  JEPS20912 Image available Amsinckia tessellata W. L. Jepson 1896-6-27 100 d San Joaquin between Mossdale School and Atlanta; ; Between Mossdale School & Atlanta, San Joaquin Co. Comment
  UCD96890  Amsinckia tessellata Ellen Dean; Clare Loughran, Mary Shea, Wilde Legard, 2011-4-22 6936 San Joaquin Contra Costa Water District land (recently purchased), Carnegie Canyon Area at 32322 Corral Hollow Road west of CA-580 just north of junction with Interstate 5. Ridge south and above Amsinckia grandiflora canyon. Comment
  UC1084597  Amsinckia tessellata var. gloriosa Peter M. Ray 1952-3-29 2185 San Joaquin canyon leading n from Corral Hollow (0.45 mi e of San Joaquin-Alameda County line, 1.1 mi n of raod in Corral Hollow) 304 Comment
  UC573136  Amsinckia tessellata var. gloriosa H. L. Mason 1932-3-19 6831 San Joaquin 2 mi e Midway Comment
  CDA40429  Amsinckia vernicosa Jim Jokerst 1989-3-3 3076 B San Joaquin Lawrence Livermore Laboratory, Site 300. 0 Comment
  CHSC67888  Amsinckia vernicosa var. vernicosa James D. Jokerst 1989-3-30 3076 B San Joaquin Lawrence Livermore Laboratory, Site 300. Comment
  JEPS14265  Amsinckia vernicosa var. vernicosa Rimo Bacigalupi and Francia Chisaki with Annetta Carter, Lucille Mason and Isabelle Tovares 1956-4-5 5581 San Joaquin 0.45 mi e of Alameda-San Joaquin county line (about 1.5 mi n of the Corral Hollow road, inner South Coast Range, in first side canyon to the north); South Coast Range 396 Comment
  CAS-BOT-BC45264  Ancistrocarphus filagineus Maxine Wilkes 1940-4-7 s.n. San Joaquin Corral Hollow Comment
  CAS-BOT-BC45266  Ancistrocarphus filagineus Roxana Ferris 1908-4-15 9400 A San Joaquin Near gravel pit at mouth of Corral Hollow Comment
  SFV797  Anemopsis californica J. W. Katberg, Jr. 1966-4-30 39 San Joaquin San Joaquin Valley Along ditchbank northwest of Stockton; 0.25 miles north of Atherton Road and about 1.5 miles west of Thornton Road. -1 Comment
  UC4890  Anemopsis californica J. A. Sanford 1890-1 369 San Joaquin Stockton Comment
  CDA39495  Anemopsis californica T. C. Fuller, J. B. Gianelli 1959-6-15 2614 San Joaquin Lodi. 0 Comment
  UCD137931  Anemopsis californica J. W. Adriance 1922-6-28 s.n. San Joaquin Stockton. Comment
  UCD127277  Anthriscus caucalis Terri Williamson 1990-4-28 14 San Joaquin Buena Vista Road, 1 mile E of Highway 88. 121 Comment
  UC2046325  Aphanes occidentalis Barbara Ertter with Tina Carlson and CNPS members 1994-4-23 12442 San Joaquin Lawrence Livermore Laboratory on N side Corral Hollow Road just E of Alameda Co. line, ca. 10 air miles SW of Tracy. Comment
  CDA39745  Apocynum androsaemifolium Ball 1938-8-21 s.n. San Joaquin Near Lodi. 0 Comment
  UC22890  Apocynum cannabinum J. A. Sanford 1890-1 233 San Joaquin Robert's Island Comment
  UC22896  Apocynum cannabinum J. A. Sanford 1890-1 San Joaquin Stockton Comment
  UC625372  Apocynum cannabinum Ira L. Wiggins 1938-8-15 9005 San Joaquin drainage canal 1 1/2 mi. e. Middle R. Bridge (on Hwy. #4) Comment
  RSA23171  Apocynum cannabinum I. L. Wiggins 1938-8-15 s.n. San Joaquin Bank of drainage canal 1.5 miles east of Middle River Bridge on Highway #4 Comment
  RSA308817  Apocynum cannabinum I. L. Wiggins 1942-7-1 s.n. San Joaquin San Joaquin Bridge, 4.5 miles south of Stockton Comment
  RSA147785  Apocynum sibiricum E. E. Stanford 1927-9-26 715 San Joaquin Stockton, near Louis Park Comment
  CDA38587  Arctostaphylos glauca T. C. Fuller 1971-4-22 19845 San Joaquin North slope of Mt. Bordman. 0 Comment
  UC21920  Arctostaphylos viscida subsp. mariposa J. A. Sanford 1890-1 422 San Joaquin Comment
  UCD38677  Aristida oligantha Beecher Crampton 1956-7-30 3745 San Joaquin 4.8 miles north of Farmington. Comment
  CDA24670  Armoracia rusticana J. Solari 1966-4-12 San Joaquin San Joaquin Delta . 0 Comment
  CAS-BOT-BC90126  Artemisia biennis E. E. Stanford 1926-10-26 87 San Joaquin Stockton, Louis Park Comment
  CAS-BOT-BC90258  Artemisia douglasiana John Thomas Howell 1930-9-28 5514 San Joaquin Holt Comment
  UC29702  Artemisia douglasiana J. A. Sanford 1890-1-1 San Joaquin Comment
  POM54292  Artemisia douglasiana H. P. Fitch 135 San Joaquin Stockton Comment
  UCD56051  Arundo donax G. F. Hrusa 1992-8-26 9529 San Joaquin Caswell Memorial State Park. Comment
  UC22989  Asclepias fascicularis F. T. Bioletti 1892-9-9 San Joaquin Lathrop Comment
  SEINET10637016  Asclepias fascicularis Ezra Michener, Frederic T. Bioletti 1892-9-9 Michener s.n. 1892 San Joaquin Lathrop Comment
  UCR63912  Asclepias speciosa L. F. LaPre 1990-6-4 s.n. San Joaquin Borden Ranch, south side of Dry Creek 70 Comment
  JEPS49818  Asclepias vestita W. L. Jepson 1896-6-27 14541 San Joaquin between Mossdale School Atlanta; San Joaquin Valley Comment
  RSA201894  Asclepias vestita W. L. Jepson 1902-5-18 1823 -C San Joaquin Clements 41 Comment
  CDA10238  Aster chilensis Croce 1963-12-17 San Joaquin Woodbridge Irrigation District, Augie Orrigone property, north of Highway 99. 0 Comment
  SEINET3388586 Image available Aster exilis Lewis S. Rose 1932-10-2 32663 San Joaquin Holt Comment
  POM146129  Aster subulatus var. ligulatus E. E. Stanford 1926-10-5 24 San Joaquin Stockton. Calaveras River bottom. Comment
  CAS-BOT-BC478058  Asteraceae James McMurphy 1908-10-19 s.n. San Joaquin Between Tracy and Altamont Comment
  CAS-BOT-BC180513  Astragalus asymmetricus David D. Keck 1933-8-23 2502 San Joaquin Carnegie, Corral Hollow, Western San Joaquin County 198 Comment
  CAS-BOT-BC180514  Astragalus asymmetricus David D. Keck 1933-8-23 2502 San Joaquin Carnegie, Corral Hollow, Western San Joaquin County 198 Comment
  UC82628  Astragalus asymmetricus C. F. Baker 1903-4-27 2818 San Joaquin Bethany Comment
  POM16147  Astragalus didymocarpus C. F. Baker 1903-4-25 2782 San Joaquin Tracy Comment
  RSA21625  Astragalus didymocarpus Roxana S. Ferris 1938-4-15 9418 San Joaquin Corral Hollow - Livermore Road. 152 Comment
  UC13346  Astragalus didymocarpus F. T. Bioletti 1892-1 San Joaquin Lower San Joaquin Comment
  SEINET12159810  Astragalus didymocarpus L. S. Rose 1938-1 38153 San Joaquin Hospital canyon 152 Comment
  CAS-BOT-BC182329  Astragalus didymocarpus var. didymocarpus Charles Piper Smith 1921-4-13 3466 San Joaquin Tracy - Southern Pacific - Niles line Comment
  CAS-BOT-BC182333  Astragalus didymocarpus var. didymocarpus Alice Eastwood; John Thomas Howell 1935-4-7 s.n. San Joaquin Corral Hollow Comment
  UC1561440  Astragalus didymocarpus var. didymocarpus Barbara Ertter with Dale McNeal 1986-3-14 5787 San Joaquin along Tesla Rd. (Rt. J12) 3.5 mi w of jct I-580 (se of Livermore, Corral Hollow in Diablo Range); Diablo Range, Corral Hollow, se of Livermore 152 Comment
  CAS-BOT-BC182331  Astragalus didymocarpus var. didymocarpus John Thomas Howell 1933-3-26 10883 San Joaquin 14 miles northwest of McKittrick. 914 Comment
  CAS-BOT-BC182332  Astragalus didymocarpus var. didymocarpus E. E. Stanford 1930-4-19 1370 San Joaquin Patterson Pass Road Comment
  CAS-BOT-BC178269  Astragalus gambelianus Volney Rattan 1883-3-1 s.n. San Joaquin Live Oaks Comment
  CAS-BOT-BC178270  Astragalus gambelianus Alice Eastwood; John Thomas Howell 1935-4-7 2100 San Joaquin East end of Corral Hollow Comment
  UC168326  Astragalus gambelianus Katharine Brandegee 1908-1 San Joaquin Lathrop Comment
  SEINET948625  Astragalus oxyphysopsis Carl B. Wolf 1935-1 6415 San Joaquin Coalinga -- Hanford Road, 2 3/10 miles MI. E. of Fresno County line. Comment
  CAS-BOT-BC193340  Astragalus tener var. tener E. E. Stanford 1927-3-23 116 San Joaquin Stockton. Near Smith's Canal Comment
  CAS-BOT-BC17576  Athysanus pusillus Peter H. Raven; R. Alava; R. Ornduff; S. Woodcox 1957-3-30 10561 San Joaquin Corral Hollow. Comment
  UC1055819  Athysanus pusillus Frank W. Gould 1940-3-12 883 San Joaquin opposite Castle Rock (Corral Hollow, Mount Hamilton Range); Mount Hamilton Range, Corral Hollow 198 Comment
  CAS-BOT-BC17577  Athysanus pusillus Frank Walton Gould 1940-3-12 883 San Joaquin Ridge opposite Castle Rock, Corral Hollow, Mount Hamilton Range. 198 Comment
  RSA147793  Atriplex argentea E. E. Stanford 1927-8-15 678 San Joaquin Stockton Comment
  UC205287  Atriplex argentea var. mohavensis H. M. Hall 1919-10-26 San Joaquin Manteca Comment
  UC990738  Atriplex argentea var. mohavensis Roxana S. Ferris 1951-9-15 12471 San Joaquin near Lathrop; near Lathrop Comment
  UC2046130  Atriplex coronata var. vallicola Neal Kramer with Zoya Akulova 2015-5-29 2145 San Joaquin hills west of Interstate 580, between Corral Hollow Road and Patterson Pass Road Comment
  RSA97313  Atriplex fruticulosa J. T. Howell 1953-4-26 28934 San Joaquin Just NE of Corral Hollow on road to Tracy. Comment
  SEINET4133819  Atriplex fruticulosa Howard C. Stutz 1991-5-31 95520 San Joaquin North Livermore, 2000 No, Bluebell Boulevard.; 0 Comment
  UCD97514  Atriplex lentiformis A. S. Crafts 1935-10-31 s.n. San Joaquin San Joaquin Valley. Comment
  CDA2938  Atriplex rosea T. C. Fuller 1962-6-4 8834 San Joaquin North side of Highway 50 at railroad tracks, west limits of Tracy. 0 Comment
  UCD97792  Atriplex serenana A. S. Crafts 1926-7-24 503 San Joaquin between Manteca and Merced. Comment
  CAS-BOT-BC180889  Atriplex serenana var. serenana David D. Keck 1931-10-18 1312 San Joaquin Simms Station, Tidewater Southern R.R., five miles east of Manteca 23 Comment
  UC217006  Atriplex serenana var. serenana H. M. Hall 1919-10-26 San Joaquin Manteca Comment
  UC452643  Atriplex serenana var. serenana Harriet A. Walker 1907-9-8 934 San Joaquin Lathrop Comment
  UC7107  Atriplex serenana var. serenana J. Burtt Davy 1893-11-13 1189 San Joaquin Stockton Comment
  CAS-BOT-BC180895  Atriplex serenana var. serenana John Thomas Howell 1929-9-21 4412 San Joaquin Railroad embankment, Holt. Comment
  UC767830  Atriplex triangularis R. F. Hoover 1935-9-7 721 San Joaquin Roberts Island Comment
  SEINET3291460 Image available Avena fatua Unknown 1945-4-22 San Joaquin Stockton Comment
  UCD56402  Avena fatua G. F. Hrusa; S. A. Wagner 1992-4-22 9256 San Joaquin Caswell Memorial State Park. Comment
  CDA21224  Azolla filiculoides G. F. Hrusa, S. A. Wagner 1992-4-8 9106 San Joaquin At Oxbow Lake. Caswell Memorial State Park 0 Comment
  CAS-BOT-BC98794  Baccharis douglasii Jack E. Gianelli 1959-6-25 s.n. San Joaquin S end of Garden Rd. and White Slough Rd, Sing Kee Basin near Lodi Comment
  CHSC110790  Baccharis douglasii Dean Wm. Taylor 2012-11-23 21317 San Joaquin 14 Mile Slough, Stockton; equidistant between western birm of Feather River Drive and eastern levee of the sough, on western perimeter of the dog park; T/R Section unsectionized (projected 2N6E14). 0 Comment
  POM146128  Baccharis douglasii E. E. Stanford 1926-10-12 51 San Joaquin Near Stockton Comment
  CDA15564  Baccharis glutinosa G. F. Hrusa, M. Rejmanek, M. Tu 1998-10-14 14895 San Joaquin Caswell Memorial State Park. Comment
  UC61022  Baccharis glutinosa N. K. Berg 1903-12-12 San Joaquin Rough and Ready Island Comment
  UC672312  Baccharis glutinosa H. L. Mason 1928-9-30 4964 San Joaquin near, San Joaquin Delta Holt; San Joaquin Delta Comment
  UC73990  Baccharis glutinosa J. A. Sanford 225 San Joaquin Robert's Island San Joaquin Valley Comment
  CDA10386  Baccharis pilularis subsp. consanguinea F. M. Newhall 1959-11-23 San Joaquin 0 Comment
  RSA18937  Baccharis salicifolia Roxana S. Ferris 1938-4-15 9402 San Joaquin Near gravel pit at the mouth of Corral Hollow. Comment
  CDA6269  Bacopa J. F. Silva 1964-6-16 San Joaquin Escalon District.. 0 Comment
  SEINET3387388 Image available Baeria platycarpha P. O. Schallert 1945-4-1 160 San Joaquin Smaller gold fields 20 m. of Stockton, California Comment
  RSA671797  Bellis perennis P. O. Shallert 1945-6-3 s.n. San Joaquin Park lawn, Stockton Comment
  CAS-BOT-BC102060  Bidens frondosa Brian Atwater 1978-9-16 BA- 147 San Joaquin inside a meander of Middle River; between Victoria Is. and Upper Jones Tract Comment
  CDA15560  Bidens frondosa G. F. Hrusa, M. Rejmanek, M. Tu 1998-10-14 14891 San Joaquin Caswell Memorial State Park on Stanislaus River. W terminus of Fence Line trail. Comment
  JEPS79581  Bidens frondosa Edward Lee with A. Carter and F. Little 1934-7-4 955 San Joaquin Borden Road between Middle River and Holt Comment
  UC912221  Bidens frondosa Herbert L. Mason 1928-9-30 4956 San Joaquin near Holt (San Joaquin Delta); San Joaquin Delta Comment
  RSA92410  Bidens frondosa Annetta Carter 1934-7-4 678 San Joaquin Borden Highway between Middle River and Holt Comment
  UCD129572  Bidens frondosa G. F. Hrusa; S. A. Wagner 1992-8-9 9333 San Joaquin Oxbow Lake, Caswell Memorial State Park. Comment
  UC912410  Bidens laevis Herbert L. Mason 1929-9-9 5426 San Joaquin Holt Comment
  CDA10517  Bidens laevis J. F. Silva 1957-10-4 385 -57 San Joaquin Escalon. 0 Comment
  CDA10519  Bidens laevis T. C. Fuller 1959-10-27 3261 San Joaquin Road to Knights Ferry, ca. 4 miles southwest of Farmington. 0 Comment
  CDA10522  Bidens laevis T. C. Fuller 1959-10-27 3261 San Joaquin Road to Knights Ferry, ca. 4 miles southwest of Farmington. 0 Comment
  CDA10523  Bidens laevis T. C. Fuller 1968-10-31 17941 San Joaquin Caswell Memorial State Park, north bank of the Stanislaus River, 3 miles southwest of Ripon. 0 Comment
  CDA10524  Bidens laevis T. C. Fuller 1968-10-16 17709 San Joaquin North bank of the Stanislaus River, Caswell Memorial State Park, 3 miles southwest of Ripon. 0 Comment
  UCD129557  Bidens laevis J. M. Tucker 1951-10-31 2313 San Joaquin Northwestern San Joaquin County: Staten Island, ca. 3-5 miles south of Walnut Grove. Comment
  CDA6860  Bidens tripartita Peter Rubtzoff 1964-9-2 5517 San Joaquin Caswell Memorial State Park, 7 miles south of Manteca. 0 Comment
  RSA0000971  Biolettia riparia F. T. Bioletti 1892-09 s.n. San Joaquin San Joaquin Bridge. Comment
  OBI30360  Blennosperma nanum David J. Keil 2005-3-13 30360 San Joaquin Just W of Amador county line along Calif Rte 88, 5.5 mi NE of Mokelumne Riber bridge. Comment
  JEPS18800  Blennosperma nanum var. nanum R. F. Hoover 1935-3-1 271 San Joaquin w of, San Joquin River bridge Ripon; San Joaquin River Comment
  JEPS33982  Blennosperma nanum var. nanum W. L. Jepson 1938-4-14 18680 San Joaquin about headwater of Goose Creek ne San Joaquin County Comment
  CAS-BOT-BC127905  Blepharizonia laxa James Vale 1975-10-4 s.n. San Joaquin Middle part of Corral Hollow Comment
  CAS-BOT-BC127910  Blepharizonia laxa R. F. Hoover 1938-8-22 3792 San Joaquin Lower part of Hospital Canyon, Mount Hamilton Range 152 Comment
  JEPS18820  Blepharizonia laxa R. F. Hoover 1938-8-22 3792 San Joaquin Hospital Canyon (lower part) Comment
  UC101776  Blepharizonia laxa Katharine Brandegee 1907-10-2 San Joaquin near (railroad track) Stockton Comment
  UC762594  Blepharizonia laxa R. F. Hoover 1938-8-22 3792 San Joaquin lower part of Hospital Canyon Comment
  UCD129612  Blepharizonia laxa Robert E. Preston 1996-10-4 1004 San Joaquin east-facing bank on north side of Corral Hollow Road, around 1.8 mile west of it junction with I-5. 137 Comment
  UC337230  Blepharizonia plumosa unknown 1878-8-1 San Joaquin Comment
  UC761854  Blepharizonia plumosa Robert F. Hoover 1935-9-7 716 San Joaquin Tracy Comment
  UCD129610  Blepharizonia plumosa Robert E. Preston 1996-9-27 1002 San Joaquin Lawrence Livermore National Laboratory, Site 300, on west-facing slope adjacent to Building 801. 350 Comment
  RSA465632  Boisduvalia cleistogama E. E. Stanford 1930-5-26 1522 San Joaquin Harney Lane Comment
  POM195901  Boisduvalia densiflora var. densiflora C. R. Quick 1929-6-4 s.n. San Joaquin Calaveras River Bottom, campus (College of the Pacific), Stockton. Comment
  POM126153  Boisduvalia glabella Joseph P. Tracy 1921-5-25 5788 San Joaquin Farmington. 30 Comment
  CAS-BOT-BC28213  Bolboschoenus fluviatilis Brian Atwater 1978-8-24 BA- 99 San Joaquin Between Rindge Tract and Wright Tract, Pristine tidal swamp and marsh served by Fourteen Mile Slough. Comment
  CAS-BOT-BC31038  Bolboschoenus maritimus John Thomas Howell 1930-9-28 5509 San Joaquin Subsaline hollow along Borden Highway to Stockton. Comment
  UC1100915  Bolboschoenus maritimus subsp. paludosus Herbert L. Mason 1948-5-31 13574 San Joaquin three mi n Ripon; n of Ripon Comment
  CAS-BOT-BC95321  Bowlesia incana E. E. Stanford 1930-4-5 1228 San Joaquin Hospital Canyon Comment
  UCR194718  Brassica geniculata George K. Helmkamp, E. A. Helmkamp 2007-10-13 13085 San Joaquin Northern San Joaquin Valley, along Hwy CA-88, 1.0 mile southwest of Clements at Disch Road 37 Comment
  CDA24703  Brassica nigra T. C. Fuller 1962-4-2 8205 San Joaquin 2 miles northwest of Lathrop Bridge, ca. 5 miles northeast of Tracy. 0 Comment
  CDA3635  Brassica nigra T. C. Fuller 1962-4-2 8205 San Joaquin 2 miles northwest of Lathrop Bridge, ca. 5 miles northeast of Tracy. 0 Comment
  SEINET6080206  Brassica nigra E. E. Stanford 1928-3-13 802 San Joaquin Stockton Comment
  SD240938  Brassica rapa George K. Helmkamp, E. A. Helmkamp 2012-4-7 18729 San Joaquin San Joaquin Valley: along CA-26, 3.2 miles nouthwest of its junction with N Wimer Road, NE of town of Linden (Valley Springs SW 7.5'Q) 52 Comment
  SD243111  Brassica rapa George K. Helmkamp, E. A. Helmkamp 2011-3-12 17070 San Joaquin Upper San Joaquin Valley: between Lodi and Galt, Forest Lake Road just west of CA-99 (Lodi North 7.5'Q) 27 Comment
  UCR253609  Brassica rapa George K. Helmkamp 2014-3-18 22577 San Joaquin San Joaquin Valley, along Hwy CA-88 on the southwest side of the border with Calaveras County, 7.1 mi. SW (220 deg. ) of Ione 87 Comment
  UCR253639  Brassica rapa George K. Helmkamp 2014-3-18 22582 San Joaquin Eastern San Joaquin Valley, Collier Road, 0.2 mile west of its junction with CA-88, c. 2 miles west of Comanche Reservoir 43 Comment
  CAS-BOT-BC36688  Brassica rapa E. E. Stanford 1927-9-17 702 San Joaquin Stockton. In Calaveras River. Comment
  RSA147997  Brassica rapa E. E. Stanford 1927-9-17 702 San Joaquin Stockton Comment
  RSA482941  Brassica rapa C. R. Quick 1929-4-13 s.n. San Joaquin Stockton; 1 mile W of Campus. Comment
  UCD114833  Brassica rapa E. F. Serr 1932-3-4 s.n. San Joaquin Lodi. Comment
  UCD114834  Brassica rapa E. F. Serr 1932-3-4 s.n. San Joaquin Lodi. Comment
  SEINET4183114 Image available Briza minor C. L. Hitchcock 1940-4-29 6302 San Joaquin 3 Miles South of Galt. 16 Comment
  JEPS5518  Brodiaea appendiculata R. F. Hoover 1936-4-30 1058 San Joaquin Farmington Comment
  CAS-BOT-BC482168  Brodiaea appendiculata Roxana S. Ferris 1953-5-15 12641 San Joaquin On road betw. Everett School and intersection with Bellota-Farmington road ca. 1 mi. W. of intersection Comment
  RSA232769  Brodiaea appendiculata Lee W. Lenz 24801 San Joaquin 12 mi S Ione, Rd 88. Comment
  SEINET12049955  Brodiaea appendiculata E. E. Stanford 1930-1 1467 San Joaquin near Stockton Comment
  JEPS6307  Brodiaea elegans subsp. elegans W. L. Jepson 1902-5-18 1822 San Joaquin Clements 76 Comment
  RSA232768  Brodiaea elegans subsp. elegans Lee W. Lenz 1967-6-9 24802 San Joaquin 12 mi S Ione, Rd 88. Comment
  UCD14204  Brodiaea elegans subsp. elegans Janey Veneman 1974-5-18 78 B San Joaquin 1/2 mi. north of Milton Road along the Escalon-Bellota Highway; 36 Comment
  SEINET10534046  Brodiaea hyacinthina Charles L. Hitchcock 1940-5-12 Hitchcock 6366 San Joaquin 3 miles south of Galt. In drying vernal pool. elev. 52 feet. 15 Comment
  SEINET10833788  Brodiaea laxa E. E. Stanford 1928-4-7 Stanford 851 San Joaquin Near Collegeville. In fields of wild oats. Comment
  JEPS5510  Brodiaea minor R. F. Hoover 1936-4-30 1056 San Joaquin stream bed near Farmington Comment
  CAS-BOT-BC484509  Brodiaea minor Roxana S. Ferris 1953-5-15 12642 San Joaquin Road between Everett School & intersection with Bellota-Farmington road, ca. 1 mi. W of intersection Comment
  UC990725  Brodiaea nana Roxana S. Ferris 12642 San Joaquin on road betw. Everett School and intersection with Bellota-Farmington road ca. 1 mi W of intersection Comment
  UCR242630  Bromus arenarius George K. Helmkamp, E. A. Helmkamp 2010-4-7 15821 San Joaquin Northeast San Joaquin Valley, junction of CA-88 and CA-12, about 6 miles NE of Lockeford, 1.2 mi. NE of Clements 40 Comment
  CDA31583  Bromus catharticus J. F. Silva 1964-8-7 San Joaquin Escalon Dist. 0 Comment
  HSC9149  Bromus catharticus C. S. Chavez 1965-4-10 30 San Joaquin Hwy. 50 downtown Tracy Comment
  UCD58406  Bromus catharticus G. F. Hrusa; S. A. Wagner 1992-4-22 9265 San Joaquin Caswell Memorial State Park. Comment
  SEINET10523268  Bromus catharticus E. E. Stanford 1930-5-21 Stanford 1505 San Joaquin Stockton. Weed on campus. Comment
  UCD96893  Bromus diandrus Ellen Dean; Clare Loughran, Mary Shea, Wilde Legard, 2011-4-22 6938 San Joaquin Contra Costa Water District land (recently purchased), Carnegie Canyon Area at 32322 Corral Hollow Road west of CA-580 just north of junction with Interstate 5. Canyon with Amsinckia grandiflora population. Upper end of population. Comment
  CAS-BOT-BC155489  Bromus hordeaceus Gladys L. Smith 1959-5-1 1040 San Joaquin Near Wallace. Comment
  SD240803  Bromus hordeaceus George K. Helmkamp, E. A. Helmkamp 2012-4-7 18715 San Joaquin San Joaquin Valley: along CA-26, 3.2 miles southwest of its junction with N Wimer Road, NE of town of Linden (Valley Springs SW 7.5'Q) 52 Comment
  UCD96900  Bromus hordeaceus Ellen Dean; Clare Loughran, Mary Shea, Wilde Legard, 2011-4-22 6941 San Joaquin Contra Costa Water District land (recently purchased), Carnegie Canyon Area at 32322 Corral Hollow Road west of CA-580 just north of junction with Interstate 5. Canyon with Amsinckia grandiflora population. Upper end of population. Comment
  UCR128287  Bromus hordeaceus Pam Wright, Louis LaPierre 2003-5-9 s.n. San Joaquin Sacramento Valley, 1 mile south of Collegeville, southeast of Stockton and east of French Camp, off Littlejohn Creek immediately west of Jack Tone Road and south of BNSF railroad line, 55 acre Mariposa mitigation site (created in 2000) 17 Comment
  UCR238415  Bromus hordeaceus George K. Helmkamp, E. A. Helmkamp 2012-4-7 18715 San Joaquin San Joaquin Valley, along CA-26, 3.2 miles southwest of its junction with N Wimer Road, NE of town of Linden 52 Comment
  UCR253641  Bromus hordeaceus George K. Helmkamp 2014-3-18 22580 San Joaquin San Joaquin Valley, along Hwy CA-88 on the southwest side of the border with Calaveras County, 7.1 mi. SW (220 deg. ) of Ione 87 Comment
  CAS-BOT-BC161975  Bromus rubens E. E. Stanford 1927-3-24 123 San Joaquin Stockton. Along trolley tracks. Comment
  UCD96898  Bromus rubens Ellen Dean; Clare Loughran, Mary Shea, Wilde Legard, 2011-4-22 6939 San Joaquin Contra Costa Water District land (recently purchased), Carnegie Canyon Area at 32322 Corral Hollow Road west of CA-580 just north of junction with Interstate 5. Canyon with Amsinckia grandiflora population. Upper end of population. Comment
  UCR253643  Bromus rubens George K. Helmkamp 2014-3-18 22576 San Joaquin San Joaquin Valley, along Hwy CA-88 on the southwest side of the border with Calaveras County, 7.1 mi. SW (220 deg. ) of Ione 87 Comment
  CDA18614  Cabomba caroliniana E. Finley 1999-10-3 PDR 1013546 A San Joaquin Channel south of islands in Sacramento--San Joaquin Delta on the Fourteen Mile Slough. 0 Comment
  CDA18618  Cabomba caroliniana E. Finley 1999-10-3 PDR 1013547 San Joaquin Channel south of islands in Sacramento--San Joaquin Delta on the Disappointment Slough; 0 Comment
  CDA21077  Cabomba caroliniana E. Finley, R. Villarreal 1991-9-19 s.n. San Joaquin Southern edge of 14 Mile slough. 0 Comment
  CDA14314  Caesalpinia gilliesii J. Allan 1998-8-5 s.n. San Joaquin San Joaquin Valley; In the vicinity of 11th & Bird Streets in Tracy. 0 Comment
  JEPS52610  Calandrinia ciliata W. L. Jepson 1902-5-18 1823 San Joaquin Clements 40 Comment
  UC765776  Calandrinia ciliata Robert F. Hoover 1935-3-1 273 San Joaquin five mi s Tracy Comment
  CAS-BOT-BC438329  Calandrinia ciliata E. Roy Weston 1927-4-3 586 San Joaquin Near Comanche Pk., San Joaquin Valley Comment
  CAS-BOT-BC438330  Calandrinia ciliata E. E. Stanford 1927-3-7 97 San Joaquin Stockton Comment
  CAS-BOT-BC438331  Calandrinia ciliata E. E. Stanford 1928-3-15 807 San Joaquin Stockton Comment
  UCD100201  Calandrinia ciliata G. F. Hrusa; S. A. Wagner 1992-3-21 9091 San Joaquin Caswell Memorial State Park; at edge of trail to west of parking area adjacent to the woodland. Comment
  CAS-BOT-BC167299  California macrophylla M. K. Bellue 1938-4-1 s.n. San Joaquin Thos. Hansen Ranch 2 miles se. of Tracy Comment
  UC570781 Image available Callitriche hermaphroditica H. L. Mason 1928-5-3 4445 San Joaquin 4 mi n Clementes; ; San Joaquin Co. Comment
  CAS-BOT-BC132333  Calochortus clavatus R. Bacigalupi 1949-5-17 3097 San Joaquin Hospital Canyon, lower slopes 182 Comment
  JEPS7426 Image available Calochortus clavatus R. Bacigalupi 1949-5-17 3097 San Joaquin Hospital Canyon 182 Comment
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Nov 9 2011
  UC990491  Calochortus clavatus R. Bacigalupi 1949-5-17 3097 San Joaquin Hospital Canyon, lower slopes Hospital Canyon 182 Comment
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Nov 9 2011
  UC3491 Image available Calochortus venustus F. W. Gunnison May 1896 San Joaquin Linden Comment
  IRVC12842  Calochortus venustus unknown student of, Lincoln Constance 1967-5-21 s.n. San Joaquin 6 mi NE Clements, Hwy 88. Comment
  POM298216  Calycadenia hispida H. M. Hall 1930-8-8 12850 San Joaquin 2.5 miles east of Farmington on road to Milton Comment
  UC177478  Calycadenia multiglandulosa C. C. Parry 1881-1-1 San Joaquin Stockton Comment
  UC935677  Calycadenia multiglandulosa H. M. Hall 1930-8-8 12850 San Joaquin 2.5 mi s, on road to Milton Farmington Comment
  CAS-BOT-BC270658  Calycadenia multiglandulosa H. M. Hall 1930-8-8 12850 San Joaquin 2.5 miles E of Farmington, on road to Milton Comment
  CAS-BOT-BC270660  Calycadenia multiglandulosa John Thomas Howell 1931-9-23 s.n. San Joaquin Cultivated at Carnegie Laboratory from seed collected 2.5 miles E of Farmington Comment
  CAS-BOT-BC270661  Calycadenia multiglandulosa David D. Keck 1932-6-26 1507 San Joaquin 2.5 miles E of Farmington, on Milton Road, along deep ditch Comment
  CAS-BOT-BC270662  Calycadenia multiglandulosa David D. Keck 1932-6-26 1507 San Joaquin 2.5 miles E of Farmington, on Milton Road, along deep ditch Comment
  CAS-BOT-BC270663  Calycadenia multiglandulosa David D. Keck; Palmer Stockwell 1933-8-23 2511 San Joaquin 2.5 miles E of Farmington, on bank at edge of cultivated field Comment
  CAS-BOT-BC270664  Calycadenia multiglandulosa David D. Keck; Palmer Stockwell 1933-8-23 2511 San Joaquin 2.5 miles E of Farmington, on bank at edge of cultivated field Comment
  UC177482  Calycadenia multiglandulosa C. C. Parry 1881-1-1 136 San Joaquin Pacific Coast Comment
  UC935675  Calycadenia multiglandulosa unknown 1933-8-23 2511 San Joaquin 2.5 mi e of Farmington Comment
  UC1191637  Calystegia sepium subsp. binghamiae Herbert L. Mason, Verne Grant 1946-8-21 13067 San Joaquin Holt Holt (in tules) Comment
  CAS-BOT-BC190899  Calystegia sepium subsp. limnophila Brian Atwater 1978-8-16 BA- 37 San Joaquin between Quinby Island and Franks Tract Comment
  CAS-BOT-BC190900  Calystegia sepium subsp. limnophila Brian Atwater 1978-8-22 BA- 52 San Joaquin between Victoria Island and Upper Jones Tract Comment
  CDA32891  Calystegia sepium subsp. limnophila P. Akers 2009-9-9 PDR# 1286188 San Joaquin At water s edge of a channel of old San Joaquin River. Approximately 8.5 miles northwest of Stockton and 3 miles east of Tinsley Island. 0 Comment
  UC196144  Camissonia campestris subsp. campestris J. W. Congdon 1893-4-30 San Joaquin Lathrop Comment
  UC20526  Camissonia contorta Benj. Cobb San Joaquin Tracy Comment
  UC75061  Camissonia contorta C. F. Baker 1903-4-25 2775 San Joaquin Tracy Comment
  RSA122055  Camissonia contorta R. D. Roseberry 1935-5-13 160 San Joaquin Mokelumne River, east of Clements. 61 Comment
  CAS-BOT-BC403911  Cannabis sativa Herbert L. Mason; Verne Grant 1946-8-21 13058 San Joaquin West of Stockton on Borden Highway Comment
  UC914244  Cannabis sativa Verne and Alva Grant 1946-8-21 7849 San Joaquin between Stockton and Antioch San Joaquin Delta Comment
  CDA3671  Capsella bursa-pastoris T. C. Fuller 1962-4-2 8206 San Joaquin 2 miles northwest of Lathrop Bridge, ca. 5 miles northeast of Tracy. 0 Comment
  SEINET10812499  Capsella bursa-pastoris George K. Helmkamp, E. A. Helmkamp 2010-4-7 Helmkamp 15831 San Joaquin Northeast San Joaquin Valley: Collier Road, 0.1 mile west of its junction with CA-88, 1.83 mi NE (27) of Clements (Clements 7.5' Q). 47 Comment
  SBBG128824  Capsella bursa-pastoris G. K. Helmkamp, E. A. Helmkamp 2012-2-3 18524 San Joaquin Escalon-Bellota Rd, 0.2 mi S of its jct with CA-26, NE of Linden 39 Comment
  UCR232635  Cardamine hirsuta George K. Helmkamp, E. A. Helmkamp 2011-3-29 17104 San Joaquin San Joaquin Valley, along CA-26 at the junction with Ospital/N Wimer Road, c. 0.3 mile southwest of the Calaveras County line, 9.1 miles NE (56 deg. ) of Linden 72 Comment
  UCD114547  Cardamine oligosperma G. F. Hrusa; S. A. Wagner 1992-4-22 9060 San Joaquin Caswell Memorial State Park; just inside the entrance gate. Comment
  CDA3664  Cardaria chalepensis T. C. Fuller 1962-4-2 8208 San Joaquin 2 miles northwest of Lathrop Bridge, ca. 5 miles northeast of Tracy. 0 Comment
  UCR128227  Carduus pycnocephalus Pam Wright, Louis LaPierre 2003-5-9 s.n. San Joaquin Sacramento Valley, 1 mile south of Collegeville, southeast of Stockton and east of French Camp, off Littlejohn Creek immediately west of Jack Tone Road and south of BNSF railroad line, 55 acre Mariposa mitigation site (created in 2000) 17 Comment
  CAS-BOT-BC281789  Carduus tenuiflorus T. C. Fuller 1976-5-27 20136 San Joaquin S side of Mariposa Rd, Highway J7, 0.5 mile E of Wagner Rd, ca 7 miles NW of Escalon Comment
  RSA362796  Carex E. E. Stanford 1930-5-5 1253 San Joaquin Durham Ferry Road. Comment
  CAS-BOT-BC19312  Carex barbarae T. C. Fuller 1962-4-24 8211 San Joaquin South side of W.P.R.R. tracks, between Paradise Cut & Old River, ca. 8 miles NE of Tracy. Comment
  CAS-BOT-BC19313  Carex barbarae Wilhelm Nikolaus Suksdorf 1913-6-7 57 San Joaquin Near Lathrop. On the San Joquin River. Comment
  UCD140196  Carex barbarae G. F. Hrusa 1992-3-4 9100 San Joaquin Caswell Memorial State Park. Comment
  UCR63927  Carex barbarae L. F. LaPre 1990-6-4 s.n. San Joaquin Borden Ranch, south side of Dry Creek 70 Comment
  SEINET7551519 Image available Carex barbarae Wilhelm N. Suksdorf 1913-6-7 57 San Joaquin On the San Joaquin River, near Lathrop. Comment
  UC826508  Carex barbarae Wilhelm N. Suksdorf 1913-6-7 57 San Joaquin near Lathrop (San Joaquin River) Comment
  POM313128  Carex comosa H. L. Mason 1928-9-30 4957 San Joaquin San Joaquin Delta near Holt. Comment
  CAS-BOT-BC34939  Carex densa E. E. Stanford 1927-5-28 445 San Joaquin Near Stockton. Calaveras River bottom. Comment
  POM147797  Carex densa E. E. Stanford 1927-5-28 445 San Joaquin Calaveras River bottom, near Stockton. Comment
  CDA33074  Carex feta R. P. Allen 1972-5-31 San Joaquin On Campbell Road, south of Lone Tree Road. 0 Comment
  CAS-BOT-BC118333  Carex praegracilis Wilhelm Nikolaus Suksdorf 1913-6-6 40 San Joaquin Lathrop Comment
  CAS-BOT-BC118334  Carex praegracilis Wilhelm Nikolaus Suksdorf 1913-6-6 43 San Joaquin Lathrop Comment
  UC115764  Carex praegracilis J. W. Congdon 1893-4-30 San Joaquin Lathrop Comment
  SEINET10817754  Carex praegracilis Wilhelm N. Suksdorf 1913-6-6 Suksdorf 40 San Joaquin Lathrop. Comment
  CAS-BOT-BC281891  Carthamus lanatus T. C. Fuller 1960-5-17 4333 San Joaquin Adjacent to Ladino clover pasture, S/Highway 4, 1.4 miles E/Jacktone Rd, 8.7 mile E/Stockton Comment
  JEPS3793  Castilleja attenuata W. L. Jepson 1929-4-28 15193 San Joaquin Lockeford 30 Comment
  UC27249  Castilleja exserta J. A. Sanford 1890-1 158 San Joaquin French Camp Comment
  UC27252  Castilleja exserta F. W. Gunnison May 1896 San Joaquin Linden Comment
  UC673441  Castilleja exserta H. L. Mason 1932-3-19 6822 San Joaquin 2 mi e Midway (between Mountain House and Tracy) Comment
  JEPS10295  Castilleja exserta subsp. exserta W. L. Jepson 1922-4-2 9589 San Joaquin Tracy Comment
  JEPS10296  Castilleja exserta subsp. exserta W. L. Jepson 1938-4-14 18687 San Joaquin 2 mi ne Clements Comment
  JEPS10398  Castilleja exserta subsp. exserta C. F. Baker 1903-4-26 San Joaquin 6.5 mi nw Tracy (Bethany, S.P. Railway station); Bethany Comment
  CDA41248  Castilleja foliolosa T. C. Fuller 1962-4-24 8223 San Joaquin South of Corral Hollow Creek, ca. 8 miles southwest of Tracy. 0 Comment
  UC1177365  Caulanthus coulteri var. lemmonii Peter H. Raven 1950-3-26 1519 San Joaquin 2 mi up a canyon opening on the Tesla Road 15.1 mi from Livermore (Alameda County); Corral Hollow Comment
  UC765076  Caulanthus coulteri var. lemmonii R. F. Hoover 1938-4-9 3024 San Joaquin near Alameda Co. line 1 mi n Corral Hollow; n of Corral Hollow Comment
  CAS-BOT-BC41067  Caulanthus flavescens Alice Eastwood; John Thomas Howell 1938-4-18 5091 San Joaquin Hospital Canyon. Comment
  CAS-BOT-BC41071  Caulanthus flavescens Alice Eastwood; John Thomas Howell 1938-4-10 13758 San Joaquin Hospital Canyon. Comment
  CHSC67902  Caulanthus flavescens James D. Jokerst 1989-3-30 3075 San Joaquin Lawrence Livermore Laboratory, Site 300. Comment
  CAS-BOT-BC40347  Caulanthus lasiophyllus Volney Rattan 1877-3-14 s.n. San Joaquin Live Oaks. Comment
  UCD114694  Caulanthus lasiophyllus Terri Williamson 1990-4-28 13 San Joaquin Buena Vista Road, 1 mile E of Highway 88. 121 Comment
  SEINET8727334 Image available Caulanthus lemmonii Lewis S. Rose 1938-1 38152 San Joaquin Hospital Canyon. 152 Comment
  UC1070941  Ceanothus cuneatus var. cuneatus R. W. Lundh 1932-6-1 116 San Joaquin Coral Hollow Creek Mt. Hamilton quad 838 Comment
  CAS-BOT-BC281964  Centaurea benedicta John Thomas Howell 1930-6-29 5330 San Joaquin At Nile Garden, station on the Western Pacific RR, W of Manteca Comment
  UCD129968  Centaurea benedicta W. A. Harvey 1969-4-9 s. n. San Joaquin Lucchesi Ranch, southwest corner of Jahant and Peltier roads, ca. 2 miles west of Clements. Comment
  SEINET3385972 Image available Centaurea melitensis P. O. Schallert 1945-4-22 227 San Joaquin Stockton, Delta Area, near Stockton. Comment
  CDA25792  Centaurea solstitialis G. K. Helmkamp, E. A. Helmkamp 2007-10-13 13080 San Joaquin Northern San Joaquin Valley; Along Highway CA-88, 1.0 mile southwest of Clements at Disch Road. Comment
  CDA7327  Centaurea solstitialis T. C. Fuller 1960-5-17 4332 San Joaquin South of Highway 4, 1.4 miles east of Jack Tone Road, 8.7 miles east of Stockton. 0 Comment
  SEINET3237955 Image available Centaurea solstitialis George K. Helmkamp, E. A. Helmkamp 2007-10-13 13080 San Joaquin Northern San Joaquin Valley; along Hwy CA-88, 1.0 mile southwest of Clements at Disch Road. 37 Comment
  UCR194725  Centaurea solstitialis George K. Helmkamp, E. A. Helmkamp 2007-10-13 13080 San Joaquin Northern San Joaquin Valley, along Hwy CA-88, 1.0 mile southwest of Clements at Disch Road 37 Comment
  CAS-BOT-BC284485  Centaurea solstitialis E. E. Stanford 1926-10-7 31 San Joaquin Calaveras river bottom, Stockton Comment
  CAS-BOT-BC281215  Centaurea sulphurea Don Fehling 1963-6-11 s.n. San Joaquin Claude C. Wood Construction Co yard, Victor Rd, Lodi Comment
  UC763206  Centaurium muehlenbergii Robert F. Hoover 1935-6-12 649 San Joaquin Farmington Comment
  UC35449  Centaurium muehlenbergii J. A. Sanford May 1878 80 San Joaquin Stockton Comment
  CAS-BOT-BC288648  Centromadia fitchii Samuel B. Parish 1934-11-1 s.n. San Joaquin Lathrop Comment
  CAS-BOT-BC288650  Centromadia fitchii David D. Keck 1933-10-28 2570 San Joaquin Farmington Rd 0.7 mile from intersection with US 99, ca 3 miles E of Stockton Comment
  CAS-BOT-BC288651  Centromadia fitchii David D. Keck 1933-10-28 2571 San Joaquin Farmington Rd 0.7 mile from intersection with US 99, ca 3 miles E of Stockton Comment
  CAS-BOT-BC288652  Centromadia fitchii David D. Keck 1933-10-28 2573 San Joaquin Farmington Rd 0.7 mile from intersection with US 99, ca 3 miles E of Stockton Comment
  UC30948  Centromadia fitchii J. A. Sanford 1890-1-1 20 San Joaquin Waverly Comment
  UC564046  Centromadia fitchii Ira L. Wiggins 1934-6-23 6938 San Joaquin 3.2 mi e Escalon (roadside on road to Oakdale) Comment
  CAS-BOT-BC288653  Centromadia fitchii David D. Keck 1933-10-28 2585 San Joaquin 11.3 miles N of Stockton Comment
  CAS-BOT-BC288654  Centromadia fitchii David D. Keck 1931-10-18 1322 San Joaquin Escalon 38 Comment
  SJSU5865  Centromadia fitchii M. E. Myers 1955-7-30 91 San Joaquin 12 miles E of Lodi 182 Comment
  UC2027270  Centromadia fitchii David Keil 1988-8-23 20992 San Joaquin Liberty Road, 1 mile west of Highway 88. 11.9 miles east of Highway 99. Comment
  CAS-BOT-BC271514  Centromadia parryi subsp. rudis David D. Keck 1933-10-28 2581 San Joaquin 6.3 mi. N. of Stockton on Thornton Road Comment
  CAS-BOT-BC271516  Centromadia parryi subsp. rudis David D. Keck 1933-10-28 2587 San Joaquin Thornton Road, 16 mi. N. of Stockton Comment
  CAS-BOT-BC271519  Centromadia parryi subsp. rudis David D. Keck 1933-10-28 2572 San Joaquin Farmington Road 0.7 mi. from intersection with U.S. 99, ca. 3 mi. E. of Stockton Comment
  UC532129  Centromadia parryi subsp. rudis David D. Keck 1933-10-28 2572 San Joaquin ca. 3 mi E of Stockton (Farmington Road, 0.7 mi from int with US 99) Comment
  CHSC22915  Centromadia pungens Robert A. Schlising; A. Eagle, B. Liles 1962-8-25 2346 San Joaquin 1.5 mi N Salida, along Hwy 99 and S.P. RR. Roadside. Comment
  UCD130205  Centromadia pungens O. V. Patton 1930-5-15 2155 San Joaquin Exact location unknown. Comment
  CAS-BOT-BC279287  Centromadia pungens subsp. pungens K. Brandegee 1914-9-27 s.n. San Joaquin Lathrop Comment
  CAS-BOT-BC279288  Centromadia pungens subsp. pungens David D. Keck 1933-8-23 2503 San Joaquin Corral Hollow (east end), 10.5 mi. S.W. of Tracy Comment
  CAS-BOT-BC279290  Centromadia pungens subsp. pungens David D. Keck 1933-10-28 2582 San Joaquin 6.3 mi. N. of Stockton on Thornton Road Comment
  CAS-BOT-BC279293  Centromadia pungens subsp. pungens John Thomas Howell 1930-9-28 5513 San Joaquin Holt Comment
  CAS-BOT-BC279294  Centromadia pungens subsp. pungens John Thomas Howell 1930-6-28 5327 San Joaquin Banta Junction, 1 mile from Banta Comment
  CAS-BOT-BC279299  Centromadia pungens subsp. pungens David D. Keck 1933-10-28 2582 San Joaquin 6.3 mi. N. of Stockton on Thornton Road Comment
  UC30955  Centromadia pungens subsp. pungens H. P. Fitch 125 San Joaquin Stockton Comment
  UC481042  Centromadia pungens subsp. pungens Harriet A. Walker 1907-9-8 935 San Joaquin Lathrop Comment
  CAS-BOT-BC279291  Centromadia pungens subsp. pungens David D. Keck 1932-6-26 1503 San Joaquin Nilegarden Station, 3 miles west of Manteca Comment
  CAS-BOT-BC279292  Centromadia pungens subsp. pungens David D. Keck 1932-6-26 1503 San Joaquin Nilegarden Station, 3 miles west of Manteca Comment
  CAS-BOT-BC279296  Centromadia pungens subsp. pungens H. M. Hall 1930-8-7 12849 San Joaquin 2 miles south of Stockton on Tracy road Comment
  CAS-BOT-BC222951  Cephalanthus occidentalis Michener; Bioletti 1892-9-9 s.n. San Joaquin San Joaquin Bridge Comment
  CAS-BOT-BC222952  Cephalanthus occidentalis E. E. Stanford 1930-8-1 1873 San Joaquin In San Joaquin Delta. Jones Tract Comment
  CAS-BOT-BC222953  Cephalanthus occidentalis Volney Rattan 1881-7-2 s.n. San Joaquin Mokelumne River Comment
  CAS-BOT-BC222956  Cephalanthus occidentalis E. E. Stanford 1930-8-1 1873 San Joaquin In San Joaquin Delta. Jones Tract Comment
  CAS-BOT-BC222959  Cephalanthus occidentalis John Thomas Howell 1929-9-21 4419 San Joaquin Island Road between Brentwood and Stockton near Holt Comment
  OBI3310  Cephalanthus occidentalis Neil Havlik 1969-7-27 511 San Joaquin Along the San Joaquin river where State hwy 4 crosses it W of Stockton 6 Comment
  OBI3311  Cephalanthus occidentalis Neil Havlik 1969-7-27 510 San Joaquin Along the San Joaquin river where State hwy 4 crosses it W of Stockton 6 Comment
  RSA460027  Cephalanthus occidentalis E. E. Stanford 1930-08 1873 San Joaquin San Joaquin Delta. Jones Tract. Comment
  JEPS85901  Cephalanthus occidentalis var. californicus W. L. Jepson 1913-11-22 5688 San Joaquin Middle River Comment
  UC8263  Cerastium glomeratum J. A. Sanford 1890-1 412 San Joaquin Waverly Comment
  UCR232268  Cerastium glomeratum George K. Helmkamp, E. A. Helmkamp 2011-3-12 17080 San Joaquin Upper San Joaquin Valley, Buena Vista Road, 0.1 mile east of its junction with CA-88 67 Comment
  CAS-BOT-BC400160  Ceratophyllum demersum H. L. Mason 1938-6-12 11851 San Joaquin Trapper Slough, Robert's Island, south-west of Holt Comment
  CAS-BOT-BC400161  Ceratophyllum demersum H. L. Mason 1938-6-12 11851 San Joaquin Trapper Slough, Robert's Island, south-west of Holt Comment
  HSC24640  Ceratophyllum demersum H. L. Mason 1938-6-12 11851 San Joaquin Trapper Slough, Robert's Island, SW of Holt Comment
  UC629714  Ceratophyllum demersum H. L. Mason 1938-6-12 11851 San Joaquin sw Holt (Robert's Island, Trapper Slough); Trapper Slough, Robert's Island Comment
  UC635510  Ceratophyllum demersum H. L. Mason 1928-9-30 4955 San Joaquin San Joaquin Delta near Holt; San Joaquin Delta Comment
  SEINET3416657 Image available Cercis occidentalis William G. Gambill Jr. s.n. San Joaquin Stockton, Stockton. Comment
  JEPS91379  Chamaesyce ocellata subsp. ocellata Dean Wm. Taylor with Glenn Clifton 1991-6-10 11211 San Joaquin vernal pools along Goose Creek, on stony alluvial terraces on S boundary Section 27 70 Comment
  CDA35266  Chamaesyce serpillifolia subsp. hirtula J. Joos 1958-5-13 392 -58 San Joaquin 0 Comment
  JEPS52344  Chamaesyce serpyllifolia W. L. Jepson 1923-10-22 10274 San Joaquin Lower San Joaquin River, Union Island Comment
  UC765677  Cheilanthes covillei R. F. Hoover 1946-4-13 6076 San Joaquin near lower end Corral Hollow Comment
  RSA789503  Chenopodium George K. Helmkamp, E. Helmkamp 2011-10-15 18430 San Joaquin along CA-26, 0.6 mile northeast of Escalon-Bellota Rd. 40 Comment
  CAS-BOT-BC175679  Chenopodium album G. K. Helmkamp; E. A. Helmkamp 2007-10-13 13096 San Joaquin Northern San Joaquin Valley: along Hwy CA-88, 1.0 mile southwest of Clements at Disch Road 37 Comment
  RSA423296  Chenopodium album D. D. Keck 1931-10-18 1315 San Joaquin Simms Station, Tidewater Southern R.R., 7 miles E of Manteca. 23 Comment
  RSA423297  Chenopodium album E. E. Stanford 1930-5-28 1528 San Joaquin Lincoln Highway near French Camp Comment
  UCD97771  Chenopodium album G. F. Hrusa 1992-8-26 9550 San Joaquin Caswell Memorial State Park, near the western boundary. Comment
  UC60920  Chenopodium ambrosioides N. K. Berg 1903-11-25 San Joaquin Rough and Ready Isl. Comment
  UC580097  Chenopodium ambrosioides Ira L. Wiggins 1934-10-25 6980 San Joaquin along slough 1 mi w San Joaquin River Comment
  RSA18394  Chenopodium ambrosioides var. ambrosioides C. B. Wolf 1927-6-23 512 San Joaquin 1 mile east of Rippon, Stanislaus River Bottom Comment
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Sep 17 2012
  CDA3048  Chenopodium ambrosioides var. chilense Margaret Bellue 1938-6-23 San Joaquin Near Manteca. 0 Comment
  CDA3055  Chenopodium ambrosioides var. chilense Margaret Bellue 1938-6-23 San Joaquin Near Manteca. 0 Comment
  CDA3056  Chenopodium ambrosioides var. chilense Margaret Bellue 1938-6-24 San Joaquin Near Manteca. 0 Comment
  RSA18398  Chenopodium atrovirens C. B. Wolf 1927-6-23 508 San Joaquin 3 miles W of Manteca. Comment
  UC7287  Chenopodium botrys J. A. Sanford 1890-1 28 San Joaquin Stockton Comment
  JEPS59727  Chenopodium californicum W. L. Jepson 1922-4-2 9577 San Joaquin Corral Hollow Mt. Hamilton Range 182 Comment
  RSA478571  Chenopodium leptophyllum var. leptophyllum E. E. Stanford 1930-08 1865 San Joaquin Lincoln Hwy near Paradise Cut. Comment
  CDA3068  Chenopodium murale J. B. Gianelli 1975-7-11 San Joaquin 1642 Paloma Avenue, Stockton. 0 Comment
  UC452639  Chenopodium pumilio Harriet A. Walker 1907-9-8 919 San Joaquin Lathrop Comment
  CAS-BOT-BC184900  Chloris virgata A. Bugbee 1968-8-15 s.n. San Joaquin Ripon. H. Mohler prop., Monsieur & Curtice Roads. Comment
  CDA3729  Chorispora tenella J. B. Gianelli 1975-4-14 San Joaquin Approximately 1/2 mile west of Lower Sacramento Road on Eight Mile Road near Western Pacific tracks between Stockton and Lodi. 0 Comment
  UCD58739  Chorizanthe polygonoides var. polygonoides Charlotte Kimball 2007-5-14 s.n. San Joaquin Comanche Reservoir. 1000 ft. SW of spillway. 60 Comment
  CAS-BOT-BC279844  Cichorium intybus Volney Rattan 1887-5-25 s.n. San Joaquin Near Stockton Comment
  POM352125  Cichorium intybus E. E. Stanford 1926-10-28 88 San Joaquin Near Stockton Comment
  POM147748  Cicuta douglasii E. E. Stanford 1927-8-10 676 San Joaquin Stockton; Louis Park; San Joaquin River Comment
  CAS-BOT-BC105784  Cirsium crassicaule John Thomas Howell 1933-7-20 11447 San Joaquin 2 miles nw of Lathrop Bridge on San Joaquin River Comment
  UC30793  Cirsium crassicaule Alice Eastwood 1893-5-26 San Joaquin near Lathrop Comment
  RSA0008388  Cirsium crassicaule J. T. Howell 1933-7-20 11447 San Joaquin 2 miles NW of Lathrop Bridge on San Joaquin River Comment
  CAS-BOT-BC280114  Cirsium occidentale var. venustum John Thomas Howell 1953-4-26 28933 San Joaquin Corral Hollow Comment
  UC91841  Cirsium vulgare K. Brandegee 1901-9-9 San Joaquin San Joaquin Bridge Comment
  POM352186  Cirsium vulgare E. E. Stanford 1927-9-26 214 San Joaquin Stockton, near Louis Park Comment
  POM352187  Cirsium vulgare E. E. Stanford 1927-9-26 714 San Joaquin Stockton, near Louis Park Comment
  UCD130446  Cirsium vulgare G. F. Hrusa 1992-8-26 9549 San Joaquin Caswell Memorial State Park, in western park of park. Comment
  UC28903  Citrullus colocynthis var. lanatus F. T. Bioletti 1892-9-9 San Joaquin Lathrop Comment
  CDA6714  Citrullus lanatus var. citroides R. Vargo 1996-10-1 s.n. San Joaquin Victoria Island between Stockton and Brentwood. 0 Comment
  CHSC85412  Citrullus lanatus var. citroides John Dittes 2003-10-17 851 San Joaquin Northern San Joaquin Valley; ca. 12.7 air-miles south by southwest of Lathrop, ca. 2.5 air-miles west by northwest of Vernalis, ca. 0.6 air-mile east by northeast of intersection of I-5 and Vernalis Road (Hwy 132); in lot next to Burger King parking lot. 48 Comment
  UCD13374  Citrullus lanatus var. citroides Rod Vargo 1996-10-10 s.n. San Joaquin San Joaquin Co., Victoria Island between Stockton and Brentwood. Comment
  UC762211  Clarkia affinis R. F. Hoover 1938-5-7 3356 San Joaquin 1 mi n Corral Hollow (near Alameda Co. line) Comment
  UC762178  Clarkia purpurea R. F. Hoover 1937-5-18 2183 San Joaquin near Lathrop Comment
  SEINET7042494  Clarkia purpurea subsp. quadrivulnera A. G. Vestal 1963-5-27 s.n. San Joaquin Dutch Creek east northeast of Linden on Route 8. Valley Springs quadrangle UTM Zone 10, 675894mE, 4215023mN. Comment
  CAS-BOT-BC165269  Clarkia speciosa subsp. nitens Volney Rattan 1885-6-5 s.n. San Joaquin Live Oaks, Mokelumne Riv. Comment
  CAS-BOT-BC165270  Clarkia speciosa subsp. nitens Volney Rattan 1885-6-15 s.n. San Joaquin Live Oaks, Mok. Riv. Comment
  CAS-BOT-BC165272  Clarkia speciosa subsp. nitens Volney Rattan 1886-6-1 s.n. San Joaquin Live Oaks Comment
  CAS-BOT-BC165271  Clarkia speciosa subsp. nitens Volney Rattan 1885-6-1 s.n. San Joaquin Mokelumne Riv. Comment
  JEPS83564 Image available Clarkia tembloriensis subsp. tembloriensis Dean W. Taylor 1986-4-22 8790 San Joaquin 0.8 air mi w Castle Rock; Tracy 7.5' quadrangle (1968), Corral Hollow canyon 243 Comment
  RSA0059953  Clarkia tembloriensis subsp. tembloriensis Robert F. Hoover 1938-5-7 3358 San Joaquin 1 mile N of Corral Hollow near Alameda County line Comment
  CAS-BOT-BC165431  Clarkia unguiculata Gladys L. Smith 1959-5-1 1041 San Joaquin Open field near Wallace Comment
  UC1745775  Claytonia Annetta M. Carter, Louise Darling, Leo Whitney, Robert Hoover et al. 1935-4-21 786 San Joaquin Near ''Castle Rock''. 19 mi. from Livermore on Tesla Rd. 167 Comment
  UCD96904  Claytonia parviflora Ellen Dean; Clare Loughran, Mary Shea, Wilde Legard, 2011-4-22 6945 San Joaquin Contra Costa Water District land (recently purchased), Carnegie Canyon Area at 32322 Corral Hollow Road west of CA-580 just north of junction with Interstate 5. Canyon with Amsinckia grandiflora population. Upper end of population. Comment
  CAS-BOT-BC233846  Claytonia parviflora subsp. parviflora E. E. Stanford 1927-3-11 106 San Joaquin Stockton Comment
  POM147724  Claytonia perfoliata E. E. Stanford 1928-3-2 785 San Joaquin Stockton. Comment
  RSA21262  Claytonia perfoliata C. B. Wolf 1937-3-31 8376 San Joaquin San Joaquin Valley, 3 Mi. E. of Tracy at junction with Vernalis Road. 25 Comment
  UCR207841  Claytonia perfoliata subsp. mexicana George K. Helmkamp, E. A. Helmkamp 2009-3-26 14453 San Joaquin San Joaquin Valley, junction of Collier Road and CA-88, about 0.2 mile north of the Mokelumne River 43 Comment
  JEPS78661  Claytonia perfoliata subsp. perfoliata Edward Lee 1936-2-28 1751 San Joaquin 18 mi sw Lockeford (between Waterloo and Lockeford) Comment
  UC7894  Claytonia perfoliata subsp. perfoliata F. W. Gunnison May 1896 San Joaquin Linden Comment
  UC7906  Claytonia perfoliata subsp. perfoliata J. A. Sanford 1890-1 93 San Joaquin French Camp Comment
  UCD95589  Clematis ligusticifolia G. F. Hrusa 1992-8-25 9541 San Joaquin Caswell Memorial State Park. Comment
  POM355818  Cnicus benedictus E. E. Stanford 1930-4-12 1311 San Joaquin Manteca Comment
  UCR136763  Collinsia bartsiifolia E. E. Stanford 1930-4-12 1299 San Joaquin San Joaquin Valley, [c. 5 miles NW of Escalon] Mariposa Road near Cometa [Dodds] Road 27 Comment
  JEPS5872  Collinsia bartsiifolia var. bartsiifolia Robert F. Hoover 1938-4-9 3030 San Joaquin 1 mi n Corral Hollow (near Alameda Co. line) Comment
  UC672484  Collinsia bartsiifolia var. bartsiifolia Joseph Dixon 1928-3-31 96 San Joaquin Manteca Comment
  UC625464  Collinsia heterophylla Frank W. Gould 1938-4-10 156 San Joaquin in vicinity of Castle Rock (Mount Hamilton Range, Corral Hollow); Mount Hamilton Range, Corral Hollow 182 Comment
  UCD96903  Collinsia heterophylla var. heterophylla Ellen Dean; Clare Loughran, Mary Shea, Wilde Legard, 2011-4-22 6944 San Joaquin Contra Costa Water District land (recently purchased), Carnegie Canyon Area at 32322 Corral Hollow Road west of CA-580 just north of junction with Interstate 5. Canyon with Amsinckia grandiflora population. Upper end of population. Comment
  UC766316  Collinsia sparsiflora var. collina R. F. Hoover 1935-3-16 350 San Joaquin Farmington Comment
  CDA19466  Conium maculatum M. I. Wibawa, G. F. Hrusa, J. Naughton 2002-5-15 203 San Joaquin Sacramento Valley; Coyote Creek. Dustin Rd, ~0.1 mi N of Liberty Rd., near Acampo. 7 Comment
  UCR238399  Conium maculatum George K. Helmkamp, E. A. Helmkamp 2012-4-7 18728 San Joaquin San Joaquin Valley, along CA-26, 3.2 miles southwest of its junction with N Wimer Road, NE of town of Linden 52 Comment
  SEINET3407242 Image available Convolvulus arvensis P. O. Schallert 1945-5-10 s.n. San Joaquin Woody post near Stockton, California, San Joaquin County. Comment
  UCD14216  Convolvulus arvensis Janey Veneman 1974-5-18 77 B San Joaquin 1/2 mile north of Milton Road along the Escalon-Belota Highway. 36 Comment
  CDA9320  Conyza canadensis G. F. Hrusa, R. Rhode 2013-11-8 18532 San Joaquin San Joaquin Valley; 1/2 mi. NW of Holt townsite on Hwy 4, along Lower Jones Rd. -2 Comment
  POM355858  Conyza canadensis Flossie Draper 1927-10-6 31 San Joaquin Near campus [Stockton] Comment
  RSA170312  Coreopsis atkinsoniana T. C. Fuller 1963-7-26 11064 San Joaquin Between fence and roadside ditch, east side of road to Bellota, 1 mile N of Escalon Comment
  CAS-BOT-BC287953  Coreopsis calliopsidea Brandegee No date on label s.n. San Joaquin River Road along San Joaquin River just north of Stanislaus Co. line. Comment
  JEPS33602  Coreopsis calliopsidea R. F. Hoover 1938-3-19 2869 San Joaquin 1 mi n Cow Hollow (near Alameda Co. line) Comment
  CAS-BOT-BC287952  Coreopsis calliopsidea Brandegee No date on label s.n. San Joaquin San Joaquin Comment
  CAS-BOT-BC287165  Coreopsis stillmanii Volney Rattan 1877-3-11 s.n. San Joaquin Live Oaks Comment
  CHSC96773  Coreopsis tinctoria J. F. Silva; R. E. Skaggs 1966-11-17 San Joaquin Roadside, rd. to Bellota, 1 mil. n. of Escalon, San Joaquin Co. Comment
  CDA7459  Coreopsis tinctoria J. F. Silva, R. E. Skaggs 1966-11-17 San Joaquin 2 miles northeast of Escalon. 0 Comment
  CDA7464  Coreopsis tinctoria J. F. Silva, R. E. Skaggs 1966-11-17 San Joaquin 2 miles east of Escalon, 0.3 mile west of Sutliff Road, north side of Lemon Avenue. 0 Comment
  CAS-BOT-BC210344  Cornus sericea Brian Atwater 1978-8-18 BA- 24 San Joaquin Inside a meander of Old River; between Quinbey Island and Franks Tract Comment
  SEINET3383133 Image available Cotula coronopifolia P. O. Schallert 1945-5-19 180 San Joaquin Near Stockton Comment
  UC61018  Cotula coronopifolia N. K. Berg 1903-11-28 San Joaquin Stockton, Rough and Ready Island Comment
  JEPS49992  Crassula aquatica J. A. Sanford 1890-1 360 San Joaquin Stockton Comment
  OBI64497  Crassula tillaea David J. Keil 2005-3-13 30354 San Joaquin Just W of Amador County line along Calif Rte 88, 5.5 mi NE of Mokelumne River bridge. Low western foothills of Sierra Nevada 82 Comment
  UC1873075  Crassula tillaea David Keil 2005-3-13 30354 San Joaquin Just W of Amador County line along California Route 88, 5.5 mi NE of Mokelumne River bridge. 82 Comment
  UC23224  Cressa truxillensis J. A. Sanford 1890-1 42 San Joaquin Stockton Comment
  CDA39029  Croton setiger D. G. Kelch 2011-10-4 11 .833 San Joaquin Approx. 7 km west of Orestimba. Stuhr Rd east of I-5 along Orestimba Creek. Comment
  UCR194984  Croton setiger George K. Helmkamp, E. A. Helmkamp 2007-10-13 13089 San Joaquin Northern San Joaquin Valley, along Hwy CA-88, 1.0 mile southwest of Clements at Disch Road 37 Comment
  UCR232678  Croton setiger George K. Helmkamp, E. A. Helmkamp 2011-10-15 18429 San Joaquin San Joaquin Valley, along CA-26, 0.6 mile northeast of Escalon-Bellota Rd. 40 Comment
  UCR253791  Croton setiger George K. Helmkamp, Elizabeth Helmkamp 2012-10-26 20059 San Joaquin San Joaquin Valley, along Hwy CA-26, 0.7 mile northeast of Bellota 50 Comment
  UCD59934  Crypsis schoenoides Beecher Crampton 1960-8-9 5772 San Joaquin 3 miles NE of Vernalis, old site of San Joaquin City, at crossing of Durham Ferry Road with San Joaquin River. Comment
  CDA1920  Crypsis vaginiflora F. M. Newhall 1960-10-1 San Joaquin Bear Creek, E of Clements. 0 Comment
  JEPS68484  Crypsis vaginiflora W. L. Jepson 1923-10-22 10280 San Joaquin San Joaquin Ci<ty?> Comment
  UC146863  Crypsis vaginiflora Katharine Brandegee 1907-10-2 San Joaquin near Stockton Comment
  UC277167  Crypsis vaginiflora Joseph P. Tracy 1921-5-25 5790 San Joaquin Farmington San Joaquin Valley 30 Comment
  UCD60002  Crypsis vaginiflora Beecher Crampton 1956-7-30 3746 San Joaquin 4.5 miles north of Farmington. Comment
  UCR132238  Crypsis vaginiflora Beecher Crampton 1956-7-30 3746 San Joaquin Central Valley, 4.5 miles north of Farmington 30 Comment
  JEPS104878  Cryptantha flaccida Dean W. Taylor 1995-4-13 14816 San Joaquin Hospital Canyon 320 Comment
  JEPS67771  Cryptantha nevadensis R. F. Hoover 1938-4-9 3041 San Joaquin between Castle Rock and Black Butte; Corral Hollow Comment
  UC763024  Cryptantha nevadensis R. F. Hoover 1938-4-9 3026 San Joaquin 1 mi n Corral Hollow (near Alameda County line) Comment
  RSA696029  Cryptantha nevadensis var. rigida D. W. Taylor 1995-4-13 14815 San Joaquin Hospital Canyon. 320 Comment
  LA210096  Cuscuta californica John Thomas Howell; 1930-10-11 5552 San Joaquin 5 mi. S of Stockton Comment
  UCD126247  Cuscuta californica Rimo Bacigalupi; L. Constance 1962-8-13 8724 San Joaquin Along base of Southern Pacific Railway embankment just south of crossing of Lathrop Road. 5 Comment
  UCD54455  Cuscuta californica Ron Kukas 1973-6-14 s.n. San Joaquin Lathrop airport. Comment
  UCD144408  Cuscuta campestris G. F. Hrusa; M. Rejmanek, M. Tu 1998-10-14 14888 San Joaquin Caswell Memorial State Park. At west terminus of Fence Line Trail. 20 Comment
  UCD54417  Cuscuta campestris Mick Canevari 1986-1 s.n. San Joaquin Roberts Island area. Comment
  UCD54472  Cuscuta campestris Franz R. Kegel 1974-6-19 s.n. San Joaquin Roberts Island. Comment
  RSA135396  Cuscuta ceanothi Volney Rattan 1881-09 s.n. San Joaquin Mokelumne River. Comment
  UCD54415  Cuscuta indecora var. indecora Mick Canevari 1986-9-1 s.n. San Joaquin Tracy. Comment
  UC173124  Cuscuta subinclusa Katharine Brandegee 1914-9-27 San Joaquin San Joaquin River Bridge San Joaquin River Comment
  UC23248  Cuscuta subinclusa F. T. Bioletti 1892-9-9 San Joaquin Lathrop Comment
  UCR273462  Cuscuta subinclusa Mitch Provance 2016-7-24 716- 08 San Joaquin Central Sierra Nevada, 3 miles S of North Fork, along Rd. 222, about 0.1 mi S of Ciatana Creek Rd. 690 Comment
  CDA5323  Cyclospermum leptophyllum G. Rubble 1962-7-25 San Joaquin Jahant & Tully Road, Lodi. 0 Comment
  UCD16101  Cyclospermum leptophyllum Mick Canevari 1999-3-25 s. n. San Joaquin California. San Joaquin County. Comment
  CDA1937  Cynodon dactylon T. C. Fuller 1961-9-13 6994 San Joaquin Delta; Sherman Island, ca. 4 miles east of Thornton; Thornton-Walnut Grove Road, 0.1 mile east of Mokelumne River Bridge. 0 Comment
  UCR123622  Cyperus Lisa Kegarice 1993-6-22 s.n. San Joaquin Sacramento Valley, under the north side of the Orwood Trestle, Santa Fe Railway, 12 miles west of Stockton, between Bacon and Woodward Islands in the San Joaquin River delta between Old River and Middle River 0 Comment
  CAS-BOT-BC114449  Cyperus eragrostis N. K. Berg 1903-1-1 s.n. San Joaquin Rough and Rendy Id. Stockton Comment
  UC1100531  Cyperus eragrostis Herbert L. Mason and Verne Grant 1946-8-21 13056 San Joaquin between Banta and Stockton Comment
  UC698537  Cyperus eragrostis H. L. Mason 1928-9-30 4962 San Joaquin San Joaquin Delta near Holt; San Joaquin Delta Comment
  UCD141053  Cyperus eragrostis G. F. Hrusa 1992-8-26 9543 San Joaquin Caswell Memorial State Park. Comment
  UCD141059  Cyperus eragrostis G. F. Hrusa 1992-8-26 9555 San Joaquin Caswell Memorial State Park. Comment
  UCR63933  Cyperus eragrostis L. F. LaPre 1990-6-4 s.n. San Joaquin Borden Ranch, south side of Dry Creek 70 Comment
  CAS-BOT-BC114443  Cyperus eragrostis W. R. Dudley 1894-7-7 s.n. San Joaquin Unspecified Comment
  CAS-BOT-BC114446  Cyperus eragrostis Ira L. Wiggins 1934-6-23 6937 San Joaquin Drainage ditch 3.2 mi E of Escalon on road to Oakdale. Comment
  UCD141079  Cyperus eragrostis Herbert L. Mason; Verne Grant 1946-8-21 13056 San Joaquin between Banta and Stockton. Comment
  CAS-BOT-BC114287  Cyperus esculentus LeRoy Abrams 1917-9-14 6730 San Joaquin 3 mi NW of Stockton. In sand, Calaveras River. Comment
  CDA2588  Cyperus esculentus M. Huffaker 1968-8-19 San Joaquin Tracy district. 0 Comment
  CHSC96357  Cyperus esculentus T. C. Fuller 1961-9-13 6993 San Joaquin Abundant in cornfield, Thorton-Walnut Grove Rd, 0.1 mi E of Mokelumne River Bridge, Sherman Island, ca 4 mi W of Thorton. Comment
  UCD54529  Cyperus esculentus Ellen Dean; Ann King, Dawn Cunningham 2005-9-27 2710 San Joaquin Southern boundary of city of Manteca. South side of Hwy 120, east of Interstate 5, just E of South Union Rd. 15 Comment
  UCR182891  Cyperus esculentus T. C. Fuller 1961-9-13 6993 San Joaquin Thorton to Walnut Grove road [=West Walnut Grove Rd.], 0.1 mi. east of Mokelumne River Bridge, Sherman Island, c. 4 mi. west of Thorton 1 Comment
  CDA2597  Cyperus esculentus T. C. Fuller 1958-7-3 1230 -58 San Joaquin Staten Island. 0 Comment
Read comments
Jun 24 2009
  SEINET13762740 Image available Cyperus esculentus T. C. Fuller 1961-9-13 6993 San Joaquin 4 mi. W. of Thornton Comment
  UC698520  Cyperus esculentus P. B. Kennedy Dec., 1920 San Joaquin field 1 mi. from (in <corn>) Holt (<Rindge> Land Co.) Comment
  UCD32802  Cyperus esculentus Beecher Crampton 1954-10-18 2290 San Joaquin 0.5 miles north of Thornton. Comment
  UCD141147  Cyperus rotundus F. R. Whitehead 1931-9-1 s.n. San Joaquin Stockton. Comment
  UCD37495  Cyperus squarrosus Beecher Crampton 1960-8-9 5770 San Joaquin 3 miles NE of Vernalis, old site of San Joaquin City, at crossing of Durham Ferry Road with San Joaquin River. Comment
  CAS-BOT-BC114043  Cyperus squarrosus Peter Rubtzoff 1965-7-13 s.n. San Joaquin San Joaquin River bottom at Airport Way crossing. Comment
  CAS-BOT-BC114044  Cyperus squarrosus LeRoy Abrams 1917-9-14 6736 San Joaquin 3 mi. NW of Stockton in sand. Comment
  UCD141105  Cyperus squarrosus G. F. Hrusa; S. A. Wagner 1992-7-8 9173 San Joaquin Caswell Memorial State Park. East part of park, north side of river. Comment
  SEINET3412871 Image available Cyperus virens P. O. Schallert 1945-5-20 C 275 San Joaquin Near Stockton. Comment
  UC465729  Cypselea humifusa Harriet A. Walker 1907-9-8 912 San Joaquin Lathrop beyond drawbridge. Comment
  CAS-BOT-BC435168  Cypselea humifusa Beecher Crampton 1960-8-9 5767 San Joaquin Ca. 3 miles N.E. of Vernalis, Durham Ferry Road crossing of the San Joaquin Rivers. Comment
  CAS-BOT-BC70548  Cystopteris fragilis Genevieve Prlain 1976-5-2 s.n. San Joaquin north-facing bluff, county park on Mokelumne River below Camanche Dam 27 Comment
  UCR62330  Damasonium californicum L. F. LaPre 1990-5-10 s.n. San Joaquin Borden Ranch, 7 mi north of Clements. 79 Comment
  CAS-BOT-BC445540  Damasonium californicum Catherine Best 1985-4-22 1070 San Joaquin At the edge of the road from Clements to Ione - directly west of the Camanche Reservoir Dam. 60 Comment
  POM147769  Damasonium californicum E. E. Stanford 1927-5-7 212 San Joaquin Near Lockford. Comment
  SEINET7042493  Damasonium californicum A. G. Vestal 1963-5-27 s.n. San Joaquin Dutch Creek east northeast of Linden on Route 8. Valley Springs quadrangle UTM Zone 10, 675894mE, 4215023mN. Comment
  UCD126524  Datura stramonium G. F. Hrusa; S. A. Wagner 1992-8-9 9369 San Joaquin Caswell Memorial State Park. Comment
  CDA5763  Datura stramonium var. tatula T. C. Fuller 1961-9-13 6995 San Joaquin Thornton-Walnut Grove Road, 0.1 mile east of Mokelumne River Bridge, Sherman Island, ca. 4 miles west of Thornton. 0 Comment
  JEPS12299  Datura wrightii W. L. Jepson 1919-6-21 8335 San Joaquin near Mossdale School (San Joaquin River); San Joaquin River Comment
  RSA605646  Datura wrightii Louis C. Wheeler 1952-9-30 6999 San Joaquin At mouth of Corral Hollow Creek.. Comment
  UCR232680  Datura wrightii George K. Helmkamp, E. A. Helmkamp 2011-10-15 18439 San Joaquin San Joaquin Valley, along CA-4, 0.4 mile east of Farmington 41 Comment
  SEINET6168343  Datura wrightii M. Wilt 1982-9-3 s.n. San Joaquin Just east of Lodi near old water tower 6 Comment
  CAS-BOT-BC299939  Deinandra kelloggii David D. Keck 1931-10-18 1314 San Joaquin Simms Station, Tidewater Southern R.R. 7 miles east of Manteca 23 Comment
  CAS-BOT-BC299940  Deinandra kelloggii David D. Keck 1931-10-18 1314 San Joaquin Simms Station, Tidewater Southern R.R. 7 miles east of Manteca 23 Comment
  CAS-BOT-BC299946  Deinandra kelloggii E. E. Stanford 1930-5-10 1470 San Joaquin Near Stanislaus River Comment
  CAS-BOT-BC299949  Deinandra kelloggii Volney Rattan 1880-6-1 s.n. San Joaquin Live Oaks Comment
  JEPS12702  Deinandra kelloggii W. L. Jepson 1896-7-17 San Joaquin near Stockton Comment
  CAS-BOT-BC299944  Deinandra kelloggii David D. Keck 1933-10-28 2586 San Joaquin 11.3 mi. N. of Stockton Comment
  CAS-BOT-BC8661  Delphinium gypsophilum R. F. Hoover 1938-5-10 3412 San Joaquin 1 mile east of Midway Comment
  LA207495  Delphinium hesperium subsp. pallescens Lewis; Epling 1946-5-6 608 San Joaquin Tesla- Corral Hollow Rd., 17.1 mi. W of junction W; U.S. 50 near Tracy Comment
  LA207508  Delphinium hesperium subsp. pallescens Lewis; Epling 1946-5-6 608 San Joaquin Tesla- Corral Hollow Rd., 17.1 mi. W of junction W; U.S. 50 near Tracy Comment
  UC1713217  Delphinium hesperium subsp. pallescens Benj. Cobb 1900-4-10 San Joaquin Tracy Comment
  UC69616  Delphinium hesperium subsp. pallescens Benj. Cobb 1900-4-10 San Joaquin Tracy Comment
  CAS-BOT-BC116253  Delphinium parryi subsp. parryi R. F. Hoover 1938-5-7 3355 San Joaquin 1 mile north of Corral Hollow near Alameda County line. Comment
  CDA24248  Delphinium parryi subsp. parryi T. C. Fuller 1962-4-24 8224 San Joaquin South of Corral Hollow Creek, ca. 8 miles southwest of Tracy. 0 Comment
  UC9226  Delphinium recurvatum J. A. Sanford 1890-1 90 San Joaquin Stockton Comment
  RSA400062  Delphinium variegatum E. E. Stanford 1930-4-18 s.n. San Joaquin Northeastern portion of the county. Comment
  SJSU3098  Delphinium variegatum M. E. Myers 1955-5-7 48 San Joaquin 12 mi E of Lodi 36 Comment
  POM195899  Deschampsia danthonioides C. R. Quick 1929-4-22 s.n. San Joaquin Stockton; depression. Oxford Manor. Comment
  UC1131440  Deschampsia danthonioides R. D. Roseberry 1935-5-14 175 San Joaquin 2 1/2 mi. w. Bald Mt.; Jackson Quad. 91 Comment
  UC1131458  Deschampsia danthonioides C. M. Belshaw 1936-4-23 1966 San Joaquin 7 mi. s.-s.w. Stone Corral (Plot 20); Jackson Quad. 121 Comment
  UC912580  Deschampsia danthonioides Herbert L. Mason 1928-5-3 4444 San Joaquin 4 mi. n. Clememts Comment
  UCD62787  Deschampsia danthonioides Beecher Crampton 1966-5-3 7684 San Joaquin Ca. 7 3/4 miles NNE of Lodi; Liberty and Bruella Roads. Comment
  CAS-BOT-BC43132  Descurainia pinnata subsp. brachycarpa E. E. Stanford 1928-3-10 797 San Joaquin Manteca. Comment
  UC1005622  Dichelostemma capitatum Frank W. Gould 1940-3-16 881 San Joaquin opposite Castle Rock; Mt. Hamilton Range, Corral Hollow 198 Comment
  UC3237  Dichelostemma capitatum J. A. Sanford 1890-1 409 San Joaquin Waverly Comment
  UCD78137  Dichelostemma capitatum Robert E. Preston 2008-3-15 2587 San Joaquin 3.8 mi E of Clements, on W side of Cord Rd, 0.9 mi S of jct with Hwy 12 58 Comment
  HSC3076  Dichelostemma capitatum subsp. capitatum D. A. Shally 1965-4-10 6 San Joaquin 0.25 mi. W of Oak Grove Resort, Hwy. 26, Linden Rd. Comment
  UCD96913  Dichelostemma capitatum subsp. capitatum Ellen Dean; Clare Loughran, Mary Shea, Wilde Legard, 2011-4-22 6951 San Joaquin Contra Costa Water District land (recently purchased), Carnegie Canyon Area at 32322 Corral Hollow Road west of CA-580 just north of junction with Interstate 5. Canyon with Amsinckia grandiflora population. Upper end of population. Comment
  JEPS61804  Dichelostemma multiflorum W. L. Jepson 1922-4-2 9572 San Joaquin Corral Hollow Mt. Hamilton Range 182 Comment
  SEINET10533941  Dichelostemma pulchellum Frank W. Gould 1940-3-16 Gould 881 San Joaquin Sandy ridge opposite Castle Rock, Corral Hollow, Mt. Hamilton Range; associated with Gilia tricolor, Lotus humistratus, Thysanocarpus elegans, and Athysanus pusillus; 650 feet. Comment
  UC486499  Digitalis purpurea Dr. P. van der Leek 1932-5-1 San Joaquin Stockton Comment
  CDA15308  Digitaria ischaemum J. Allan 1998-10-21 s.n. San Joaquin Central Valley; Purplish grass growing in residential lawn near Tracy. 0 Comment
  CDA26022  Digitaria sanguinalis G. K. Helmkamp, E. A. Helmkamp 2008-10-9 14231 San Joaquin San Joaquin Valley; Junction of Collier Road and CA-88, 1.1 miles north of the junction of CA-12 and CA-88, northeast of Lodi. Comment
  RSA128802  Digitaria sanguinalis P. H. Raven 1951-6-27 3101 San Joaquin Tracy to Monteca Comment
  SEINET13384121 Image available Digitaria sanguinalis George K. Helmkamp, Elizabeth Helmkamp 2012-1 20079 San Joaquin San Joaquin Valley: Littlejohns Creek, along unnamed dirt road 0.3 mi. south of CA-4 at a point 0.5 miles east of Farmington 32 Comment
  UCD64130  Digitaria sanguinalis Morris Halperin 1930-7-15 San Joaquin San Joaquin County Hospital, French Camp. Comment
  UCR232646  Digitaria sanguinalis George K. Helmkamp, E. A. Helmkamp 2011-10-15 18436 San Joaquin San Joaquin Valley, along CA-26, 0.6 mile northeast of Escalon-Bellota Rd. 40 Comment
  CAS-BOT-BC151962  Diplacus douglasii Volney Rattan 1886-3-15 s.n. San Joaquin Live Oaks Comment
  CAS-BOT-BC151963  Diplacus douglasii Volney Rattan 1887-3-17 s.n. San Joaquin Live Oaks & Mokelumne River Comment
  CAS-BOT-BC151964  Diplacus douglasii Volney Rattan 1887-3-17 274 San Joaquin Live Oaks & Mokelumne River Comment
  CAS-BOT-BC151367  Diplacus tricolor C. L. Hitchcock 1940-5-12 6367 San Joaquin 3 miles south of Galt 15 Comment
  SEINET188373  Diplacus tricolor C. L. Hitchcock 1940-1 6367 San Joaquin 3 mi S of Galt 16 Comment
  CAS-BOT-BC151359  Diplacus tricolor John Thomas Howell 1930-4-12 4677 San Joaquin 7 miles from Escalon on road to Stockton Comment
  CAS-BOT-BC151365  Diplacus tricolor W. P. Steinbeck 1923-4-1 s.n. San Joaquin Near Stockton Comment
  CAS-BOT-BC208634  Distichlis spicata E. E. Stanford 1930-5-10 1474 San Joaquin West Ripon Rd. Comment
  CDA31693  Distichlis spicata T. C. Fuller 1958-9-19 1250 -58 San Joaquin Stockton 0 Comment
  UC73788  Distichlis spicata Mr. Sanford San Joaquin Stockton Comment
  UCD64194  Distichlis spicata B. A. Madson 1928-11-22 San Joaquin Stockton. Comment
  UCD64485  Distichlis spicata Katharine Brandegee Date Unknown San Joaquin Lathrop? Comment
  SEINET3821917 Image available Dittrichia graveolens George K. Helmkamp, E. A. Helmkamp 2011-11-21 18473 San Joaquin Northeast San Joaquin Valley, Collier Road, 0.4 mile west of its junction with CA-88, 1.7 mi NE (18 degrees) of Clements (Clements 7.5' Q) 37 Comment
  UCD78107  Dittrichia graveolens Robert E. Preston 2001-9-29 1776 San Joaquin Ca. 3.8 mi sw of Vernalis, at jct I-5 and I-580, along shoulder 158 Comment
Read comments
Aug 15 2010
  UCR235298  Dittrichia graveolens George K. Helmkamp, E. A. Helmkamp 2011-11-21 18473 San Joaquin Northeastern San Joaquin Valley, Collier Road, 0.4 mile west of its junction with CA-88, 1.7 mi. NE (18 deg. ) of Clements 37 Comment
  SEINET7076108  Dodecatheon clevelandii subsp. patulum A. G. Vestal 1955-4-1 3600 San Joaquin About 17.5 miles west of Farmington on Route 4. (NAD 27; 37.9322? deg. North Latitude, 121.3141? deg. West Longitude). [GPS Coordinate: WGS84/NAD83]. Comment
  UC22403  Dodecatheon clevelandii subsp. patulum J. A. Sanford 1890-1 61 San Joaquin W Stockton Comment
  JEPS27273  Dodecatheon hendersonii Rimo Bacigalupi 1961-2-27 7543 San Joaquin just below and s of drop-tower installation Atomic Energy Commission (in canyon to n of Corral Hollow just e of Alameda-San Joaquin county line); Midway USGS Quadr., n of Corral Hollow 243 Comment
  UCR132387  Downingia Beecher Crampton 1966-5-3 7688 San Joaquin Central Valley, about 7.75 miles NNE of Lodi, intersection of Liberty and Bruella roads 76 Comment
  SEINET7072951  Downingia bella A. G. Vestal 1963-5-27 s.n. San Joaquin Duck Creek at the junction with Route 26. UTM Zone 10, 675884mE, 4214998mN. Coordinate datum: NAD27.). Comment
  UC764546  Downingia bella R. F. Hoover 1935-5-12 563 San Joaquin sw of Modesto (along San Joaquin River) Comment
  UC1143162  Downingia bicornuta var. picta R. D. Roseberry 1935-5-13 167 San Joaquin 2 mi ssw Wallace; Jackson Quad. 121 Comment
  UC1189257  Downingia bicornuta var. picta S. Galen Smith 1957-5-24 2935 San Joaquin by the Farmington to Bellota road (near the entrance to J. Bentoni ranch) Comment
  UC499756  Downingia bicornuta var. picta D. K. and J. W. Gillespie 1935-4-24 9234 San Joaquin 4 mi s Galt Comment
  UC635659  Downingia bicornuta var. picta H. L. Mason 1928-5-3 4447 San Joaquin 4 mi n Clements Comment
  UC765458  Downingia bicornuta var. picta R. F. Hoover 1937-6-10 2400 San Joaquin 2 mi ne Clements Comment
  JEPS108477  Downingia bicornuta var. picta Lisa Schultheis 1995-5-24 178 -95 San Joaquin SE of Lockeford. NE corner of Jordy and Kettleman Rds. Comment
  POM193964  Downingia bicornuta var. picta J. T. Howell 1930-4-13 4711 San Joaquin 3 miles from Clements. Comment
  RSA100241  Downingia bicornuta var. picta E. E. Stanford 1930-4-1 s.n. San Joaquin Northern part of the county. Comment
  JEPS14466  Downingia insignis J. A. Sanford c. 1890 San Joaquin Stockton Comment
  UC28976  Downingia insignis J. A. Sanford 1890-1 161 San Joaquin Stockton Comment
  UC596492  Downingia insignis R. F. Hoover 1937-5-18 2185 San Joaquin French Camp Comment
  UCD55045  Downingia insignis F. Chisaki; S. G. Smith and Peter M. Ray 1951-4-14 1981 San Joaquin Highway #4; ca. 3 miles east of Stockton. 7 Comment
  CDA42328  Downingia insignis T. C. Fuller 1962-5-1 8299 San Joaquin Highway 12 to Wallace, 5.6 miles east of Clements. 0 Comment
  POM312382  Downingia insignis Francia Chisaki, S. Galen Smith, Peter M. Ray 1951-4-14 1981 San Joaquin Hwy 4, ca 3 miles E of Stockton. 8 Comment
  RSA152463  Downingia insignis Rimo Bacigalupi, Alex D. Hawkes 1951-4-21 3256 San Joaquin Just E of Stockton's city limits, next to back yard of a dwelling, along State Hwy 4. Comment
  UCR51749  Downingia ornatissima E. E. Stanford 1929-4-7 1029 San Joaquin Peters Comment
  JEPS14405  Downingia ornatissima var. eximia R. F. Hoover 1936-6-8 1289 San Joaquin 2 mi e Escalon Comment
  UC1192047  Downingia ornatissima var. eximia F. Chisaki, S. G. Smith, and Peter M. Ray 1951-4-14 1987 San Joaquin 0.6 mi n Collegeville (on road toward Lockeford, e of road) Comment
  JEPS13208  Downingia ornatissima var. ornatissima Rimo Bacigalupi with G. T. Robbins 1955-5-5 4988 San Joaquin 1.5 mi sw Peters (along roadside from Stockton to Peters) 25 Comment
  JEPS18338  Downingia ornatissima var. ornatissima C. M. Belshaw 1936-4-23 1965 San Joaquin 7 mi ssw Stone Corral; Jackson Quad. 60 Comment
  JEPS21831  Downingia ornatissima var. ornatissima Ina Graham 1958-4-19 47 San Joaquin 3 mi e Clements (0.5 mi n of Route 12, McIntire Road) Comment
  JEPS5030  Downingia ornatissima var. ornatissima Rimo Bacigalupi and Alex Hawkes 1951-4-21 3257 San Joaquin 2 mi e Stockton (along State Highway 4) Comment
  UC765629  Downingia ornatissima var. ornatissima R. F. Hoover 1936-4-30 1054 San Joaquin Farmington Comment
  UC765630  Downingia ornatissima var. ornatissima R. F. Hoover 1937-6-10 2397 San Joaquin Farmington Comment
  UC890647  Downingia ornatissima var. ornatissima C. L. Hitchcock 1940-4-29 6304 San Joaquin 3 mi s Galt 15 Comment
  UCD54532  Dysphania ambrosioides Ellen Dean; Ann King, Dawn Cunningham 2005-9-27 2713 San Joaquin Southern boundary of city of Manteca. South side of Hwy 120, east of Interstate 5, just E of South Union Rd. 15 Comment
  UCD98652  Dysphania ambrosioides P. B. Kennedy 1929-10-3 s.n. San Joaquin Lyons ranch. Terminous. Comment
  UCD98791  Dysphania chilensis Collector Unknown 1928-10-1 1444 San Joaquin Stockton. Comment
  CAS-BOT-BC291095  Eastwoodia elegans H. M. Hall; F. M. Essig 1916-6-1 10141 San Joaquin Corral Hollow, on the easterly slope of the Mt. Diablo range of southwestern San Joaquin County 120 Comment
  JEPS22861  Eastwoodia elegans Alice Eastwood and John Thomas Howell 1938-5-24 5791 San Joaquin Hospital Canyon Comment
  SEINET7878122 Image available Eastwoodia elegans Unknown 1938-1 5791 San Joaquin Hospital Canyon Comment
  CDA25995  Echinochloa colona G. K. Helmkamp, E. A. Helmkamp 2008-10-9 14228 San Joaquin San Joaquin Valley; Junction of Collier Road and CA-88, 1.1 miles north of the junction of CA-12 and CA-88, northeast of Lodi. Comment
  UCD60777  Echinochloa colona Robert E. Preston 2004-9-3 2291 San Joaquin Ca. 10.5 mi NE of Lodi, at jct Liberty Rd and Dry Creek Rd. 36 Comment
  UC1056241  Echinochloa crus-galli Virginia E. Long September 1930 10 a San Joaquin Holt Comment
  UCD32934  Echinochloa crus-galli Beecher Crampton 1965-7-12 7454 San Joaquin San Joaquin County, 1 mile north of Thornton. Comment
  UCD60842  Echinochloa crus-galli Beecher Crampton 1957-8-23 4587 San Joaquin Along US Hwy. 99 freeway, 3 miles S of Stockton. Comment
  UCD60859  Echinochloa crus-galli W. W. Mackie 1919-10-24 X- 3324 San Joaquin Stockton. Comment
  UCD60899  Echinochloa crus-galli G. F. Hrusa; S. A. Wagner 1992-8-9 9348 San Joaquin Caswell Memorial State Park. Frequent on open, moist riverbanks, usually in disturbed sites. Annual to 4 ft. Comment
  UCR123380  Echinochloa crus-galli Lisa Kegarice 1993-6-22 s.n. San Joaquin Sacramento Valley, under the north side of the Orwood Trestle, Santa Fe Railway, 12 miles west of Stockton, between Bacon and Woodward Islands in the San Joaquin River delta between Old River and Middle River 0 Comment
  UCR201899  Echinochloa crus-galli George K. Helmkamp, E. A. Helmkamp 2008-10-9 14241 San Joaquin San Joaquin Valley, Dogtown, c. 12 miles NE of Lodi, Collier Road at Mackville Road, 1.1 miles west of CA-88 37 Comment
  CAS-BOT-BC197221  Echinochloa crus-pavonis Brian Atwater 1978-8-24 BA- 118 San Joaquin Between Rindge Tract and Wright Tract Comment
  JEPS47815  Echinochloa crus-pavonis W. L. Jepson 1913-11-22 5691 San Joaquin Middle R., Lower San Joaquin Comment
  UC1745651  Echinochloa crus-pavonis Annetta M. Carter, Florence Little, Edward Lee 1934-7-4 679 San Joaquin By aqueduct. Holt. Comment
  UCD60955  Echinochloa crus-pavonis var. crus-pavonis Beecher Crampton 1965-7-12 7457 c San Joaquin San Joaquin County, Terminous, Potato Slough. Comment
  UCD61100  Echinochloa muricata var. microstachya E. M. Johnston 1915-1 64 -J San Joaquin San Joaquin River. Comment
  UC88709  Eclipta prostrata T. S. Brandegee 1901-9-9 San Joaquin San Joaquin Bridge Comment
  POM147777  Eclipta prostrata E. E. Stanford 1927-9-26 722 San Joaquin Stockton, near San Joaquin River. Louis Park. Comment
  SEINET5765431 Image available Egeria densa H. L. Mason 1938-1 12075 San Joaquin Trapper Slough, Roberts Island, SW of Holt Comment
  UC1023868  Egeria densa Ira L. Wiggins 1954-9-9 13124 San Joaquin along e side of Old River Channel near junction with False River; Old River Channel Comment
  UC629704  Egeria densa H. L. Mason 1938-8-26 12075 San Joaquin sw of Holt (Trapper Slough); Robert's Island Comment
  CAS-BOT-BC451501  Egeria densa H. L. Mason 1938-8-26 12075 San Joaquin Trapper Slough, Robert's Island, southwest of Holt Comment
  CAS-BOT-BC451502  Egeria densa Ira L. Wiggins 1954-9-9 13124 San Joaquin Along E side of Old River Channel near junction with False River Comment
  CAS-BOT-BC451503  Egeria densa Ira L. Wiggins 1954-9-9 13124 San Joaquin Along E side of Old River Channel near junction with False River Comment
  RSA366704  Egeria densa H. L. Mason 1938-8-26 12075 San Joaquin Trapper Slough, Robert s Island, southwest of Holt. Comment
  UC1100981  Eichhornia crassipes Herbert L. Mason, Verne Grant 1946-8-21 13063 San Joaquin w of Stockton (on Borden Highway); Borden Highway Comment
  UCSB27348  Eichhornia crassipes Havlik, Neil 1969-7-27 San Joaquin Trapper Slough, about nine miles west of Stockton 6 Comment
  UC1101553  Elatine brachysperma Herbert L. Mason 1930-4-1 5550 a San Joaquin 10 mi e Stockton Comment
  JEPS19435  Eleocharis acicularis K. Brandegee 1914-9-27 San Joaquin San Joaquin River Bridge Comment
  UC173119  Eleocharis acicularis Katharine Brandegee 1914-9-27 San Joaquin San Joaquin River Bridge Comment
  CAS-BOT-BC112762  Eleocharis macrostachya Ernest Elwood Stanford 1927-5-26 434 San Joaquin Stockton, in sand in Calaveras R. bottom Comment
  CDA38944  Eleocharis macrostachya T. C. Fuller 1962-5-1 8296 San Joaquin Highway 12 to Wallace, 2.0 miles east of Clements. 0 Comment
  UCD49801  Eleocharis macrostachya G. F. Hrusa 1992-8-26 9536 San Joaquin Occasional above waterline along open banks of the Oxbow Lake. Comment
  CAS-BOT-BC197328  Eleusine tristachya T. C. Fuller 1967-8-21 16292 San Joaquin Along n. bank of Coyote Creek, n.e. of Collier Rd. & Linn Rd., ca. 2.5 mi. n. of Clements Comment
  CDA2029  Eleusine tristachya T. C. Fuller 1967-8-21 16292 San Joaquin Along north bank of Coyote Creek, northeast of Collier Road & Linn Road, ca. 2.5 miles north of Clements. 0 Comment
  CDA2034  Eleusine tristachya T. C. Fuller 1971-1-29 19813 San Joaquin Dayton Johnson property, west side of Atkins Road, 1.3 miles south of Hwy 88, 1.5 miles southwest of Clements. 0 Comment
  JEPS110500  Eleusine tristachya Robert E. Preston 2004-11-16 2304 San Joaquin Ca. 6.9 mi SW of Stockton, between Middle River and Wing Levee Rd, N of Undine Rd. 2 Comment
  LA97814  Eleusine tristachya R. S. Baskett; 1970-10-1 sn San Joaquin on S side of Kingdon rd, 0.5 mi E of Thornton rd, SW 0.25, CA. 5 mi SW of Lodi Comment
  RSA749834  Eleusine tristachya George K. Helmkamp, E. A. Helmkamp 2008-10-9 14227 San Joaquin junction of Collier Road and CA-88, 1.1 miles north of the junction of CA-12 and CA-88, NE of Lodi 35 Comment
  SEINET3928896  Eleusine tristachya R. S. Baskett 1970-10-1 s.n. San Joaquin On south side of Kingdon Road, 1/2 mile east of Thornton Road, about 5 miles southwest of Lodi.; 0 Comment
  UCD61225  Eleusine tristachya T. C. Fuller 1970-8-10 19786 San Joaquin Mickie Grove, 1 mile S of Lodi. Comment
  UCD61233  Eleusine tristachya T. C. Fuller 1970-8-10 19786 San Joaquin Mickie Grove, 1 mile S of Lodi. Comment
  UCD61258  Eleusine tristachya R. S. Baskett 1970-10-1 San Joaquin On south side of Kingdon Road, 1/2 mile E of Thornton Road, ca. 5 miles SW of Lodi. Comment
  UCR201901  Eleusine tristachya George K. Helmkamp, E. A. Helmkamp 2008-10-9 14227 San Joaquin San Joaquin Valley, junction of Collier Road and CA-88, 1.1 miles north of the junction of CA-12 and CA-88, NE of Lodi 35 Comment
  CAS-BOT-BC451539  Elodea canadensis Ira L. Wiggins 1939-8-31 9323 San Joaquin At junction of Jack Road and Highway #120, 2 mi. east of Manteca Comment
  POM259842  Elodea canadensis I. L. Wiggins 1939-8-31 9323 San Joaquin At junction of Jack Road and Highway #120, 2 miles east of Manteca Comment
  UC632739  Elodea canadensis H. L. Mason 1939-4-16 12080 San Joaquin about 9 mi se Stockton (at junction of Austin Road and Little John Creek); Burnham Quad. Comment
  UC814656  Elodea canadensis Ira L. Wiggins 1939-8-31 9323 San Joaquin 2 mi e Manteca (at junction of Jack Road and Highway 120) Comment
  UCD138120  Elodea canadensis G. F. Hrusa; S. A. Wagner 1992-4-22 9309 San Joaquin Caswell Memorial State Park. Comment
  CAS-BOT-BC234142  Elymus multisetus E. E. Stanford 1930-5-26 1523 San Joaquin Harney Lane Comment
  CDA2061  Elytrigia repens A. E. Mahoney May 1933 San Joaquin 0 Comment
  CDA25628  Epilobium brachycarpum G. K. Helmkamp, E. A. Helmkamp 2008-10-9 14229 San Joaquin San Joaquin Valley; Junction of Collier Road and CA-88, 1.1 miles north of the junction of CA-12 and CA-88, northeast of Lodi. Comment
  UC173123  Epilobium brachycarpum Katharine Brandegee 1914-9-27 San Joaquin San Joaquin Bridge Comment
  UCR142863  Epilobium brachycarpum David D. Keck 1931-10-18 1321 San Joaquin Sacramento Valley, Escalon 38 Comment
  UCR232686  Epilobium brachycarpum George K. Helmkamp, E. A. Helmkamp 2011-10-15 18434 San Joaquin San Joaquin Valley, along CA-26, 0.6 mile northeast of Escalon-Bellota Rd. 40 Comment
  UCR45225  Epilobium brachycarpum A. C. Sanders 1986-9-12 6918 San Joaquin San Joaquin Valley, along Interstate Hwy 5, 0.7 mi north of the Hospital Creek bridge & 2.2 mi north of the Stanislaus Co line 76 Comment
  POM196277  Epilobium brachycarpum E. E. Stanford 1927-9-26 711 San Joaquin Stockton; levee, Calaveras River Comment
  POM216528  Epilobium brachycarpum D. D. Keck 1931-10-18 1321 San Joaquin Escalon. 38 Comment
  UC596386  Epilobium campestre R. F. Hoover 1936-6-11 1301 San Joaquin Farmington Comment
  UCD105627  Epilobium ciliatum G. F. Hrusa 1992-8-26 9563 San Joaquin Caswell Memorial State Park. OxBow Lake. Comment
  SD124844  Epilobium paniculatum A. C. Sanders 1986-9-12 6918 San Joaquin Along Highway I-5, 0.7 mile north of the Hospital Creek bridge and 2.2 miles north of the Stanislaus Co. line. 75 Comment
  CAS-BOT-BC56958  Equisetum arvense E. E. Stanford 1927-5-26 438 San Joaquin Stockton, in Calaveras River bottom Comment
  POM147792  Equisetum arvense E. E. Stanford 1927-5-26 438 San Joaquin Stockton, Calaveras River bottom. Comment
  CAS-BOT-BC213569  Eragrostis hypnoides L. R. Abrams 1917-9-14 6731 San Joaquin 3 mi. northwest of Stockton in sand, Calaveras River Comment
  CAS-BOT-BC213587  Eragrostis hypnoides Beecher Crampton 1960-8-9 5765 San Joaquin Ca. 3 miles NE of Vernalis, Durham Ferry Road crossing of the San Joaquin River Comment
  UC188865  Eragrostis hypnoides Michener and Bioletti 1891-8-31 144 San Joaquin Lathrop Comment
  POM146103  Eragrostis mexicana subsp. virescens E. E. Stanford 1926-10-23 78 San Joaquin Stockton Comment
  UCD38681  Eragrostis mexicana subsp. virescens Beecher Crampton 1956-7-30 3739 San Joaquin Lockeford. Comment
  UCD64498  Eragrostis pectinacea Fleming 1934-1 s.n. San Joaquin near Oakdale. Comment
  UCD55325  Eragrostis pectinacea var. miserrima Ellen Dean; Dawn Cunningham 2006-6-26 3167 San Joaquin City of Manteca. South side of Hwy 120, on west side of McKinley Ave. CalTrans right of way. Comment
  CAS-BOT-BC284074  Eragrostis pectinacea var. pectinacea E. E. Stanford 1926-10-7 33 San Joaquin Stockton, Calaveras River bottom Comment
  UCD64320  Eragrostis pectinacea var. pectinacea Beecher Crampton 1956-7-30 3744 San Joaquin 4.8 miles north of Farmington. Comment
  UCD64453  Eragrostis pectinacea var. pectinacea J. W. Adriance 1921-10-6 San Joaquin Stockton. Comment
  CAS-BOT-BC278521  Eragrostis secundiflora E. E. Stanford 1927-3-29 131 San Joaquin Stockton Comment
  SEINET10558920  Eragrostis tephrosanthos Charles L. Hitchcock 1935-9-14 Hitchcock 2830 San Joaquin 3 miles S of Galt. Comment
  UC596565  Eremalche parryi R. F. Hoover 1938-5-7 3354 San Joaquin 1 mi. n. Corral Hollow (near Alameda Co. line) Comment
  UC763043  Eremalche parryi R. F. Hoover 1935-4-21 551 San Joaquin Corral Hollow Comment
  RSA18396  Eremocarpus setiger C. B. Wolf 1927-6-23 510 San Joaquin 3 miles W of Manteca. Comment
  UC17615  Eremocarpus setiger H. P. Fitch San Joaquin Stockton Comment
  JEPS69091  Eriastrum pluriflorum W. L. Jepson 1896-6-27 15048 San Joaquin on e and w road Lower San Joaquin (river bridge (Mossdale School) to Atlanta) Comment
  JEPS18265  Ericameria linearifolia Peter H. Raven with Ornduff, Woodcox, and R. and A. Alava 1957-3-30 10564 San Joaquin Corral Hollow Comment
  UCD96889  Ericameria linearifolia Ellen Dean; Clare Loughran, Mary Shea, Wilde Legard, 2011-4-22 6935 San Joaquin Contra Costa Water District land (recently purchased), Carnegie Canyon Area at 32322 Corral Hollow Road west of CA-580 just north of junction with Interstate 5. Ridge south and above Amsinckia grandiflora canyon. Comment
  UCD131763  Erigeron canadensis G. F. Hrusa; S. A. Wagner 1992-3-4 9102 San Joaquin Caswell Memorial State Park. Comment
  UCR201921  Erigeron canadensis George K. Helmkamp, E. A. Helmkamp 2008-10-9 14234 San Joaquin San Joaquin Valley, junction of Collier Road and CA-88, 1.1 miles north of the junction of CA-12 and CA-88, NE of Lodi 35 Comment
  UCD131757  Erigeron canadensis A. S. Crafts 1926-7-24 505 San Joaquin between Manteca and Merced. Comment
  JEPS2574 Image available Erigeron foliosus var. foliosus W. L. Jepson, W. A. Setchell 1896-6-27 San Joaquin Lower San Joaquin Valley Comment
  UCD73468  Erigeron sumatrensis M. Evett 2008-9-2 s. n. San Joaquin city of Stockton, 8243 Onyx Ct., extreme SE corner of lot. Comment
  UCD17862  Eriochloa acuminata var. acuminata Glen Holstein 2000-11-1 s.n. San Joaquin Western Tracy, edge of parking lot. Comment
  UCD101512  Eriogonum G. L. Stebbins Jr.; Alva Day 1966-3-12 6312 San Joaquin near bridge at lower end of Corral Hollow. Comment
  CAS-BOT-BC248546  Eriogonum angulosum Roxana S. Ferris 1938-4-15 9417 San Joaquin Near mouth of Elk Ravine. Corral Hollow-Livermore Road 152 Comment
  POM165494  Eriogonum angulosum Katherine Brandegee 1907-10-2 s.n. San Joaquin Along railroad track near Stockton Comment
  SBBG28206  Eriogonum angulosum A. Eastwood, J. T. Howell 1938-4-18 San Joaquin Hospital Cyn Comment
  UC101522  Eriogonum angulosum Katharine Brandegee 1907-10-2 San Joaquin along railroad track near Stockton Comment
  UC903031  Eriogonum angulosum Ethel Crum 1932-10-16 1485 San Joaquin 9 mi sw Tracy (e end of Corral Hollow); Corral Hollow 152 Comment
  RSA605651  Eriogonum fasciculatum var. polifolium Louis C. Wheeler 1952-9-29 6993 San Joaquin Ladd Mine: San Joaquin 5. Comment
  UC2043149  Eriogonum fasciculatum var. polifolium Barbara Ertter with Tina Carlson and CNPS members 1994-4-23 12451 San Joaquin Lawrence Livermore Laboratory on N side Corral Hollow Road just E of Alameda Co. line, ca. 10 air miles SW of Tracy. Pit 6 Study Area near Drop Tower, head of gulch opposite Carnegie State Vehicular Recreation Area. Comment
  UC766282  Eriogonum fasciculatum var. polifolium R. F. Hoover 1946-4-13 6075 San Joaquin near lower end (on Black Butte); Corral Hollow, Black Butte Comment
  UCD96871  Eriogonum fasciculatum var. polifolium Ellen Dean; Clare Loughran, Mary Shea, Wilde Legard, 2011-4-22 6925 San Joaquin Contra Costa Water District land (recently purchased), Carnegie Canyon Area at 32322 Corral Hollow Road west of CA-580 just north of junction with Interstate 5. Along main road through property, going south along ridgetop. Ridge east of Arnsinckia grandiflora canyon. Comment
  CAS-BOT-BC250505  Eriogonum gracile Alice Eastwood; John Thomas Howell 1938-5-24 5793 San Joaquin Hospital Canyon Comment
  CAS-BOT-BC250507  Eriogonum gracile John Thomas Howell 1927-8-27 3066 San Joaquin 3 miles west of Manteca 15 Comment
  JEPS56941  Eriogonum gracile F. T. Bioletti 1892-9-9 San Joaquin Lathrop Comment
  UC412858  Eriogonum gracile Harriet A. Walker 1907-9-8 885 San Joaquin Lathrop Comment
  UC762631  Eriogonum gracile R. F. Hoover 1940-12-1 4705 San Joaquin middle part of Corral Hollow Corral Hollow Comment
  CAS-BOT-BC33646  Eriogonum gracillimum Marcus Eugene Jones 1903-5-18 s.n. San Joaquin Victor 792 Comment
  CAS-BOT-BC259465  Eriogonum luteolum V. Rattan 1880-10-23 s.n. San Joaquin Rattans Ranch, Live Oaks Comment
  JEPS22946  Eriogonum luteolum Volney Rattan 1880-10-23 San Joaquin Rattan's Ranch Live Oaks, Rattan's Ranch Comment
  CAS-BOT-BC261451  Eriogonum nudum var. nudum Mrs. Ella D. Cantelow 1957-7-19 s.n. San Joaquin 3.5 miles west of Manteca Comment
  RSA135316  Eriogonum nudum var. oblongifolium Volney Rattan 1880-10-23 s.n. San Joaquin Rattan's Ranch, Live Oaks. Comment
  CAS-BOT-BC269833  Eriogonum nudum var. pubiflorum Volney Rattan 1881-9-1 s.n. San Joaquin Live Oaks Comment
  CAS-BOT-BC253063  Eriogonum roseum Volney Rattan 1881-9-1 s.n. San Joaquin Live Oaks Comment
  UC6620  Eriogonum spergulinum var. reddingianum J. A. Sanford 1890-1 San Joaquin Comment
  CAS-BOT-BC301393  Eriophyllum lanatum var. grandiflorum Volney Rattan 1880-6-1 s.n. San Joaquin Live Oaks Comment
  UC17054  Erodium botrys Jos. Burtt Davy 1901-3-5 San Joaquin Lathrop Comment
  UCD103130  Erodium brachycarpum G. F. Hrusa; S. A. Wagner 1992-3-4 9078 San Joaquin Caswell Memorial State Park. Comment
  UC17086  Erodium cicutarium Jos. Burtt Davy 1901-3-3 San Joaquin Lathrop Comment
  UC17096  Erodium cicutarium F. W. Gunnison May 1896 San Joaquin Linden Comment
  UC17069  Erodium macrophyllum F. T. Bioletti 1892-1 San Joaquin Tracy Comment
  UC17109  Erodium moschatum J. A. Sanford 1890-1 365 San Joaquin Waverly Comment
  UCR232283  Erodium moschatum George K. Helmkamp, E. A. Helmkamp 2011-3-12 17064 San Joaquin Northern San Joaquin Valley, Collier Road, 0.2 mile east of its junction with Suttenfield Road, 9.4 mi. NE (50 deg. ) of Lodi 40 Comment
  UCR253570  Erodium moschatum George K. Helmkamp 2014-3-18 22583 San Joaquin Eastern San Joaquin Valley, Collier Road, 0.2 mile west of its junction with CA-88, c. 2 miles west of Comanche Reservoir 43 Comment
  UC32459  Eryngium racemosum F. T. Bioletti 1892-9-9 San Joaquin Lathrop Comment
  UC762974  Eryngium racemosum R. F. Hoover 1935-8-3 706 San Joaquin 5 mi. s.w. Ripon Comment
  UCD77701  Eryngium vaseyi var. vallicola Robert E. Preston 2000-7-31 1424 San Joaquin 3.2 mi e of Farmington, along Hwy 4, 40 Comment
  CAS-BOT-BC54449  Erysimum capitatum H. L. Mason 1932-3-19 6820 San Joaquin Two miles east of Midway between Mountain House and Tracy. Comment
  CAS-BOT-BC54450  Erysimum capitatum Alice Eastwood; John Thomas Howell 1938-4-18 5086 San Joaquin Hospital Canyon. Comment
  UC762923  Erysimum capitatum R. F. Hoover 1938-4-10 3062 San Joaquin 1 mi e Midway Comment
  JEPS53554  Erysimum capitatum var. capitatum H. L. Mason 1932-3-20 San Joaquin plain 2 mi e Midway (e Alameda Co) Comment
Read comments
Oct 9 2006
  SEINET8393738  Erythranthe nasuta E. E. Stanford 1927-4-27 194 San Joaquin Stockton; Calaveras river. Comment
  CAS-BOT-BC5871  Eschscholzia californica Charles Fuller Baker 1903-4-25 2778 San Joaquin Tracy [as Tracey] Comment
  JEPS51765  Eschscholzia californica Audrey Lambourne 1916-4-2 San Joaquin near Stockton Comment
  UC765987  Eschscholzia californica R. F. Hoover 1937-4-3 1738 San Joaquin Corral Hollow; lower end Comment
  UCR242789  Eschscholzia californica George K. Helmkamp, E. A. Helmkamp 2010-4-7 15829 San Joaquin Northeast San Joaquin Valley, junction of CA-88 and CA-12, about 6 miles NE of Lockeford, 1.2 mi. NE of Clements 40 Comment
  CAS-BOT-BC403528  Eschscholzia californica A. A. Heller 1906-4-14 8177 San Joaquin Tracy Comment
  SEINET10825964 Image available Eschscholzia californica Charles F. Baker 1903-4-25 Baker 2906 San Joaquin Tracy. Abundant in sandy fields. Comment
  UC144805  Eschscholzia californica Katharine Brandegee 1907-5-7 San Joaquin Mr. Litchfield's Farm Lathrop Comment
  POM196284  Eschscholzia californica var. peninsularis E. E. Stanford 1928-3-10 799 San Joaquin Manteca. Comment
  RSA22047  Eschscholzia californica var. peninsularis J. T. Howell 1938-4-10 13759 San Joaquin Hospital Canyon Comment
  RSA21454  Eschscholzia californica var. peninsularis Carl B. Wolf 1937-3-31 8388 San Joaquin San Joaquin Valley, 0.5 mi N of Vernalis. 30 Comment
  CAS-BOT-BC419475  Eschscholzia lobbii E. E. Stanford 1929-4-7 1032 San Joaquin Near Peters, Hewitt Road Comment
  CAS-BOT-BC419477  Eschscholzia lobbii Volney Rattan 1885-3-18 s.n. San Joaquin Live Oaks Comment
  UCD95356  Eschscholzia lobbii Beecher Crampton 1975-4-16 9146 San Joaquin 3 miles north of Clements along Liberty Road. Comment
  UCD95377  Eschscholzia lobbii Marvin L. Nies 1951-4-1 30 San Joaquin 8 miles east of Lodi. Comment
  SEINET12190740  Eucalyptus viminalis E. E. Stanford 1927-1 95 San Joaquin Stockton Comment
  UCR80287  Euphorbia davidii T. C. Fuller 1962-7-2 9074 San Joaquin San Joaquin Valley, between rails of the W.P.R.R. tracks, Terminous. Comment
  UCD142342  Euphorbia davidii T. C. Fuller 1962-7-2 9074 San Joaquin Terminous. Comment
  UCD142579  Euphorbia maculata Daryl Koutnik 1988-8-23 s.n. San Joaquin Acampo, north of Lodi at 5401 Jahanat Road, 1 mile east of Hwy 99. 22 Comment
  UCD142607  Euphorbia maculata Daryl Koutnik 1988-8-25 s.n. San Joaquin City of Stockton at 541 Lillian, east of Hwy 99. 22 Comment
  JEPS22122  Euphorbia oblongata T. C. Fuller 1958-9-19 1252 San Joaquin 0.25 mi w Stockton (n side of Hwy 4, 0.5 mi w Woodsbro Rd) Comment
  UCD142815  Euphorbia serpillifolia Daryl Koutnik 1988-9-10 s.n. San Joaquin Plants originally collected at 5401 Jahant Road, 1 mile east of Hwy 99 in Acampo, north of Lodi. Comment
  UCD142816  Euphorbia serpillifolia Daryl Koutnik 1988-6-7 s.n. San Joaquin Acampo, north of Lodi at 5401 Jahant Road, 1 mile east of Hwy 99. 22 Comment
  JEPS73875  Euphorbia spathulata L. R. Heckard 1974-4-25 3669 San Joaquin 1/2 mi e Alameda County line (just w of Drop Tower No. <blank> on grounds of Atomic Energy Commission, Univ. of Calif. testing site in Corral Hollow); Corral Hollow, Atomic Energy Commission, <UC> testing site 304 Comment
  CDA35307  Euphorbia spathulata T. C. Fuller 1962-4-24 8234 San Joaquin South of Corral Hollow Creek, ca. 8 miles southwest of Tracy. 0 Comment
  CAS-BOT-BC312280  Euthamia occidentalis Mrs. E. C. Sutliffe 1927-9-4 s.n. San Joaquin Lodi Comment
  CAS-BOT-BC312284  Euthamia occidentalis Brian Atwater 1978-8-24 BA- 124 San Joaquin Fourteenmile Slough, isolated as an islet by dredger outs and vicinity between Rindge Tract and Wright Tract Comment
  JEPS32339  Euthamia occidentalis Roy M. Filcher 1914-9-14 San Joaquin Moorland Comment
  SEINET8687859 Image available Euthamia occidentalis N. K. Berg 1903-12-12 s.n. San Joaquin Stockton, Rough and Ready Island Comment
  SEINET3821915 Image available Festuca myuros George K. Helmkamp, E. A. Helmkamp 2010-4-7 15833 San Joaquin Northeast San Joaquin Valley, Collier Road, 0.1 mile west of its junction with CA-88, 1.83 mi NE (27 degrees) of Clements 7.5' Q) 47 Comment
  UCR253465  Festuca perennis George K. Helmkamp 2014-3-18 22587 San Joaquin San Joaquin Valley, along Collier Road, 1.1 mile east of Tully Road, 10.4 mi. ESE (103 deg. ) of Galt 40 Comment
  UCD111863  Ficus carica G. F. Hrusa 1992-8-25 9559 San Joaquin Caswell Memorial State Park. Stanislaus River. Comment
  CAS-BOT-BC112376  Fimbristylis vahlii J. W. Stacey 1922-10-1 s.n. San Joaquin Near Banta. Comment
  CHSC83249  Fimbristylis vahlii Beecher Crampton 1960-8-9 5769 San Joaquin 3 miles northeast of Vernalis (in direct line), Durham Ferry Road crossing of the San Joaquin River. River margin. Comment
  UCD39028  Fimbristylis vahlii Beecher Crampton 1960-8-9 5769 San Joaquin 3 miles NE of Vernalis, old site of San Joaquin City, at crossing of Durham Ferry Road with San Joaquin River. Comment
  CDA39695  Forestiera neomexicana T. C. Fuller 1962-4-24 8218 San Joaquin South of Corral Hollow Creek, ca. 8 miles southwest of Tracy. 0 Comment
  RSA604700  Forestiera pubescens Louis C. Wheeler 1952-9-29 6991 San Joaquin Corral Hollow Creek, near Ladd Mine. Comment
  CAS-BOT-BC384218  Forestiera pubescens subsp. parvifolia Carl B. Wolf 1937-3-31 8404 San Joaquin W. side of San Joaquin Valley, Hospital Canyon 137 Comment
  CAS-BOT-BC384220  Forestiera pubescens subsp. parvifolia John Thomas Howell 1938-4-10 13762 San Joaquin Hospital Canyon Comment
  CAS-BOT-BC52514  Frangula californica subsp. californica Volney Rattan 1885-6-1 s.n. San Joaquin Live Oaks Comment
  CAS-BOT-BC53584  Frangula californica subsp. tomentella Volney Rattan s.n. San Joaquin Live Oaks Comment
  CAS-BOT-BC53586  Frangula californica subsp. tomentella Volney Rattan 1885-6-1 s.n. San Joaquin Live Oaks Comment
  CAS-BOT-BC53587  Frangula californica subsp. tomentella Volney Rattan 1885-6-1 s.n. San Joaquin Live Oaks Comment
  CAS-BOT-BC211626  Frankenia salina L. R. Abrams 1915-7-27 5318 San Joaquin San Joaquin Valley, near Volta Comment
  CAS-BOT-BC211629  Frankenia salina Ira L. Wiggins 1934-8-17 6981 San Joaquin Along slough 2 miles west of San Joaquin River Comment
  CAS-BOT-BC211630  Frankenia salina John Thomas Howell 1929-9-21 4398 San Joaquin Island Road between Brentwood and Stockton Comment
  POM146115  Frankenia salina E. E. Stanford 1926-9-30 20 San Joaquin Stockton, near campus. Comment
  CAS-BOT-BC223539  Fraxinus latifolia Barrett Anderson 1987-10-24 3629 San Joaquin North arm of LIttlejohn's Creek at Van Allen Road Comment
  CAS-BOT-BC223540  Fraxinus latifolia Carl B. Wolf 1940-11-6 9780 San Joaquin San Joaquin Valley. 1 mi. No. of Lodi on Mokelumne River 15 Comment
  CAS-BOT-BC223544  Fraxinus latifolia Ira L. Wiggins 1934-10-25 6983 San Joaquin 1 mi. W. of San Joaquin R. Comment
  CAS-BOT-BC223546  Fraxinus latifolia E. E. Stanford 1927-5-21 452 San Joaquin Stockton. Near levee, Louis Park Comment
  POM195984  Fraxinus latifolia E. E. Stanford 1928-3-20 833 San Joaquin Near Peters 30 Comment
  RSA24266  Fraxinus latifolia Carl B. Wolf 1940-11-6 9780 San Joaquin San Joaquin Valley, 1 mile N of Lodi on Mokelumne River 15 Comment
  UC580051  Fraxinus latifolia Ira L. Wiggins 1934-10-25 6983 San Joaquin 1 mi w San Joaquin River Comment
  UCD96912  Galium aparine Ellen Dean; Clare Loughran, Mary Shea, Wilde Legard, 2011-4-22 6950 San Joaquin Contra Costa Water District land (recently purchased), Carnegie Canyon Area at 32322 Corral Hollow Road west of CA-580 just north of junction with Interstate 5. Canyon with Amsinckia grandiflora population. Upper end of population. Comment
  UCR238401  Galium aparine George K. Helmkamp, E. A. Helmkamp 2012-4-7 18730 San Joaquin San Joaquin Valley, along CA-26, 3.2 miles southwest of its junction with N Wimer Road, NE of town of Linden 52 Comment
  UCD121878  Galium parisiense G. F. Hrusa; S. A. Wagner 1992-8-9 9351 San Joaquin Caswell Memorial State Park. Comment
  UC17127  Geranium carolinianum J. A. Sanford 1890-1 348 San Joaquin Stockton Comment
  POM195970  Gilia capitata subsp. staminea E. E. Stanford 1928-4-21 919 San Joaquin Lathrop Comment
  UC52360  Gilia capitata subsp. staminea Benj. Cobb 1900-4-10 8 San Joaquin Tracy Comment
  UC907894  Gilia capitata subsp. staminea W. E. Fair 1929-4-14 San Joaquin Old River Antioch, Old River Comment
  HSC12249  Gilia tricolor Gary J. Stebbins 1970-3-28 54 San Joaquin Along S.R. 88, 1.5 mi. SW of the Amador Co. line 38 Comment
  SJSU11621  Gilia tricolor R. L. Fisher 1958-3-8 San Joaquin Corral Hollow Comment
  JEPS85996  Gilia tricolor subsp. diffusa J. Ewan 1934-3-4 8613 San Joaquin s Carnegie (along floor of Corral Hollow); s of Carnegie, along floor Corral Hollow Comment
  RSA789510  Gilia tricolor subsp. tricolor George K. Helmkamp, E. A. Helmkamp 2010-4-7 15835 San Joaquin along CA-88, 1.1 miles southwest of the Amador County line, 6 miles NE (33 deg.) of Clements 79 Comment
  SEINET3828360  Gilia tricolor subsp. tricolor George K. Helmcamp, E. A. Helmkamp 2010-1 15835 San Joaquin Northeast San Joaquin Valley: along CA-88, 1.1 miles southwest of the Amador County line, 6 miles NE (33 degrees) of Clements (Goose Creek 7.5) 79 Comment
  SEINET10464481  Githopsis pulchella subsp. pulchella Gibbs GIBBS s.n. San Joaquin Stockton. Comment
  UCD77743  Glinus lotoides Robert E. Preston 2004-7-29 2275 San Joaquin Ca. 13.4 mi NE of Lodi 29 Comment
  CAS-BOT-BC435010  Glinus lotoides J. W. Stacey 1922-10-1 s.n. San Joaquin Near Banta Comment
  CDA4147  Glycyrrhiza glabra J. B. Gianelli 1971-7-17 San Joaquin Northeast corner of Cluff Road & East Pine Extension, Lodi. 0 Comment
  POM146207  Glycyrrhiza lepidota E. E. Stanford 1927-5-21 446 San Joaquin Near Stockton. In sand, Calaveras River Bottom Comment
  RSA0034623  Gnaphalium E. E. Stanford 1930-5-2 1457 San Joaquin Empire Tract Comment
  CAS-BOT-BC303342  Gnaphalium palustre 1880-6-1 s.n. San Joaquin [Gill Creek?], Live Oaks Comment
  UC32046  Gnaphalium palustre J. A. Sanford 1890-1-1 San Joaquin Waverly San Joaquin Valley, Waverly Comment
  UC485681  Gnaphalium palustre Harriet A. Walker 1907-9-8 905 San Joaquin Lathrop Comment
  UCR63914  Gnaphalium palustre L. F. LaPre 1990-6-4 s.n. San Joaquin Borden Ranch, south side of Dry Creek 70 Comment
  CAS-BOT-BC173827  Gnaphalium palustre Peter Rubtzoff 1965-7-13 s.n. San Joaquin San Joaquin River bottom at Airport Way crossing. Comment
  CAS-BOT-BC303341  Gnaphalium palustre Roxana S. Ferris 1953-5-15 12647 San Joaquin On road between Everett School and intersection with Bellota-Farmington Rd, ca 1 mile W of intersection Comment
  JEPS4215  Gratiola ebracteata R. F. Hoover 1937-6-10 2401 San Joaquin 2 mi ne Clements Comment
  UC672545  Gratiola ebracteata H. L. Mason 1928-5-3 4453 San Joaquin four mi n Clement Comment
  RSA424794  Gratiola ebracteata E. E. Stanford 1930-4-17 1334 San Joaquin Clements Road. Comment
  CDA17064  Grindelia camporum G. F. Hrusa, P. Akers 2003-10-1 16135 San Joaquin San Joaquin Valley; on Hwy 33 app. 1/2 mi. S of I-5 Vernalis exit. 22 Comment
  CDA39016  Grindelia camporum D. G. Kelch 2011-10-4 11 .828 San Joaquin Ingram Creek Rd., 6.3 km west of Westley. Comment
  POM202658  Grindelia camporum J. T. Howell 1932-10-16 10849 San Joaquin Bed of Corral Hollow Creek, 8 miles from Tracy on Tesla Road. Comment
  RSA80711  Grindelia camporum J. T. Howell 1930-9-28 5511 San Joaquin Borden Highway, 1 mile W of Holt. Comment
  UCR194726  Grindelia camporum var. camporum George K. Helmkamp, E. A. Helmkamp 2007-10-13 13079 San Joaquin Northern San Joaquin Valley, along Hwy CA-88, 1.0 mile southwest of Clements at Disch Road 37 Comment
  CAS-BOT-BC304975  Grindelia hirsutula John Thomas Howell 1932-10-16 10849 San Joaquin Bed of Corral Hollow Creek, 8 miles from Tracy on Tesla Road Comment
  CAS-BOT-BC304977  Grindelia hirsutula John Thomas Howell 1930-10-11 5550 San Joaquin 1 mile west of San Joaquin River bridge near Lathrop Comment
  CAS-BOT-BC304981  Grindelia hirsutula Samuel B. Parish 1881-11-1 s.n. San Joaquin Lathrop Comment
  CAS-BOT-BC304982  Grindelia hirsutula David D. Keck 1931-10-23 1352 San Joaquin San Joaquin River flats, east of Tracy Comment
  CAS-BOT-BC304983  Grindelia hirsutula R. F. Hoover 1965-9-24 9647 San Joaquin River Road near San Joaquin River just north of Stanislaus Co. line Comment
  CAS-BOT-BC304986  Grindelia hirsutula Ira L. Wiggins 1934-7-28 6944 San Joaquin 3.2 miles east of Escalon Comment
  HSC84213  Grindelia hirsutula A. C. Sanders 1986-9-12 6917 San Joaquin Along Hwy I-5, 0.7 mi. N of the Hospital Creek bridge and 2.2 mi. N of the Stanislaus Co. line 76 Comment
  UC1714871  Grindelia hirsutula Max P. Dunford 1959-10-31 572 San Joaquin 5.5 mi NE of Tracy (2.5 mi SW of hiway 50 bridge across San Joaquin R.) Comment
  UC32112  Grindelia hirsutula J. Burtt Davy 1893-11-13 1177 San Joaquin Stockton Comment
  UC32114  Grindelia hirsutula Michener and Bioletti 1892-9-9 San Joaquin Lathrop Comment
  UC32175  Grindelia hirsutula J. Burtt Davy 1893-11-13 1197 San Joaquin Stockton Comment
  UC419707  Grindelia hirsutula Mrs. H. P. Bracelin 1930-10-11 88 San Joaquin nearing Stockton one mi w San Joaquin Bridge Comment
  UC60923  Grindelia hirsutula N. K. Berg 1903-12-10 San Joaquin Rough and Ready Isl. Comment
  UC87892  Grindelia hirsutula T. S. Brandegee 1901-9-9 San Joaquin San Joaquin Bridge Comment
  JEPS104702  Guillenia lasiophylla J. L. and F. L. Morrison 1938-3-6 2774 San Joaquin NE of Castle Rock, Corral Hollow, Mount Hamilton Range Comment
  CAS-BOT-BC314539  Gutierrezia californica John Thomas Howell 1932-10-16 10845 San Joaquin 9 1/2 miles fromTracy on Tesla Road Comment
  CAS-BOT-BC314541  Gutierrezia californica F. R. Lawson 1930-4-8 70 San Joaquin 4.8 mi. east of Coral Hollow near Tracy Comment
  CDA14354  Gutierrezia californica J. Allan 1997-8-19 San Joaquin both sides of Corral Hollow Road, southwest of Tracy. 0 Comment
  RSA507787  Gutierrezia californica J. C. Semple 1986-8-21 8581 San Joaquin E of Livermore, Hwy J2, near perimeter of Lawrence. Livermore Explosives Test Site. 91 Comment
  SJSU1706  Gutierrezia californica C. W. Sharsmith 1955-9-11 6295 San Joaquin Corral Hollow Comment
  UCR194719  Gypsophila elegans George K. Helmkamp, E. A. Helmkamp 2007-10-13 13084 San Joaquin Northern San Joaquin Valley, along Hwy CA-88, 1.0 mile southwest of Clements at Disch Road 37 Comment
  UC188807  Hainardia cylindrica Mr. Sanford San Joaquin Stockton Comment
  CAS-BOT-BC306531  Helenium bigelovii Brian Atwater 1978-8-31 BA- 131 San Joaquin Between Quinby Island and Franks Tract Comment
  UCD131723  Helenium puberulum G. F. Hrusa; S. A. Wagner 1992-8-9 9321 San Joaquin Caswell Memorial State Park. Comment
  UC1491982  Helianthus annuus J. L. Strother 1977-7-19 1278 bis San Joaquin ca 2 mi n Escalon Comment
  UC469042  Helianthus annuus Harriet A. Walker 1907-9-8 914 San Joaquin beyond drawbridge Lathrop Comment
  UCR253494  Helianthus annuus George K. Helmkamp, Elizabeth Helmkamp 2012-10-26 20082 San Joaquin San Joaquin Valley, Littlejohns Creek, along unnamed dirt road 0.3 mi. south of CA-4 at a point 0.5 miles east of Farmington 32 Comment
  CAS-BOT-BC305457  Helianthus annuus E. E. Stanford 1927-8-31 694 San Joaquin Stockton Comment
  CAS-BOT-BC305458  Helianthus annuus E. E. Stanford 1926-8-26 2 San Joaquin Stockton Comment
  POM360027  Helianthus annuus E. E. Stanford 1927-8-18 682 San Joaquin Stockton. Near railroad tracks Comment
  POM147733  Helianthus annuus subsp. lenticularis E. E. Stanford 1927-8-31 694 San Joaquin Stockton Comment
  SEINET4008520 Image available Helianthus petiolaris var. canescens G. L. Stebbins Jr. 1946-1 sn San Joaquin 3.7 miles east of Manteca on route 120 to Escalon, south side of road between unpainted frame house and shingle cottage with olive trees in front and red privy in back. Comment
  CDA6562  Helianthus tuberosus J. B. Gianelli 1977-10-12 San Joaquin F.W. Reid property, 15789 Escalon-Bellota Road, north of Escalon. 0 Comment
  CDA1658  Heliotropium curassavicum Don McCoon Jr. 2007-6-21 PDR# 1431061 San Joaquin Stockton; Mandeville Island. Comment
  SEINET3293531 Image available Heliotropium curassavicum subsp. oculatum P. O. Schallert San Joaquin Stockton, Delta land near stockton Comment
  POM146112  Heliotropium curassavicum var. oculatum E. E. Stanford 1926-9-30 18 San Joaquin Stockton. Comment
  RSA74890  Heliotropium curassavicum var. oculatum Elroy Robinson 1935-9-14 s.n. San Joaquin Lathrop. Comment
  UC32736  Hemizonia congesta subsp. luzulifolia J. A. Sanford 1890-1-1 12 San Joaquin French Camp Comment
  POM231813  Hemizonia fitchii C. L. Hitchcock 1935-9-14 2832 San Joaquin 3 miles S of Galt. Comment
  CDA7820  Hemizonia kelloggii J. B. Gianelli 1962-8-8 San Joaquin Western Pacific Railroad, 1/4 mile north of Telegraph Road, Lodi District. 0 Comment
  POM360307  Hemizonia kelloggii E. E. Stanford 1930-5-10 1470 San Joaquin Near Stanislaus River Comment
  RSA215222  Hemizonia parryi subsp. rudis D. D. Keck 1933-10-28 2572 San Joaquin Farmington Road, 0.7 mile from intersection with Hwy 99, ca. 3 miles E of Stockton. Comment
  CDA20331  Hemizonia pungens P. Akers 2005-5-12 s.n. San Joaquin 150 ft W of intersection of Whiskey Slough Rd and Lower Jones Rd, between RR tracks and EBMUD Mokelumne Aquaduct. 0 Comment
  SEINET5336911  Herniaria cinerea K. Brandegee 1907-5-7 s.n. San Joaquin Near Tracy, on the first cross road to the west. Comment
  RSA21629  Herniaria hirsuta subsp. cinerea Roxana S. Ferris 1938-4-15 9405 San Joaquin Near gravel pit at the mouth of Corral Hollow. Comment
  UC101586  Herniaria hirsuta subsp. cinerea Katharine Brandegee 1907-10-2 San Joaquin near Stockton Comment
  UC1076488  Herniaria hirsuta subsp. cinerea Herbert L. Mason 1932-3-19 6825 San Joaquin 2 mi e Midway (between Mountain House and Tracy) Comment
  UC85562  Herniaria hirsuta subsp. cinerea Katharine Brandegee 1907-5-7 San Joaquin on the first cross road to the w near Tracy Comment
  CAS-BOT-BC310168  Hesperevax caulescens H. L. Mason 1939-4-16 12081 San Joaquin About 9 miles southeast of Stockton at junction of Austin Road and Little John Creek Comment
  RSA790198  Hesperevax caulescens J. R. Shevock 1985-4-20 11116 San Joaquin Flying M Ranch north of California highway 140. Bear Creek drainage. 91 Comment
  SEINET10939141  Heterocodon rariflorum Mason Mason 6974 San Joaquin CLEMENTS Comment
  SEINET10939142  Heterocodon rariflorum Mason Mason 5551 San Joaquin KNIGHT'S FERRY Comment
  JEPS104706  Heterodraba unilateralis J. L. and F. L. Morrison 1938-3-6 2768 San Joaquin NE of Castle Rock, Corral Hollow, Mount Hamilton Range Comment
  RSA22270  Heterodraba unilateralis L. S. Rose 1938-4-3 38120 San Joaquin Corral Hollow. 122 Comment
  SEINET3148664  Heterodraba unilateralis L. S. Rose 1938-4-3 38120 San Joaquin Corrla Hollow 122 Comment
  UC762882  Heterodraba unilateralis R. F. Hoover 1937-4-3 1742 San Joaquin lower end of Corral Hollow Corral Hollow Comment
  CDA32713  Hibiscus lasiocarpos P. Akers 2009-9-9 PDR# 1286190 San Joaquin At water s edge of a channel of old San Joaquin River. Approximately 8.5 miles northwest of Stockton and 3 miles east of Tinsley Island. 0 Comment
  JEPS9103  Hibiscus lasiocarpos Roy M. Filcher 1914-9-12 San Joaquin Moorland, lower San Joaquin Comment
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Dec 3 2008
  JEPS9104  Hibiscus lasiocarpos Roy M. Filcher 1914-9-14 San Joaquin Moorland Comment
  UC1035822  Hibiscus lasiocarpos Annie M. Alexander and Louise Kellogg 1943-9-1 3526 San Joaquin on island near bridge Middle R. Bridge (San Joaquin R. (Byron-Stockton hwy.)); San Joaquin R. Valley, San Joaquin R. (Byron-Stockton hwy.) Comment
  CAS-BOT-BC123646  Hibiscus moscheutos subsp. lasiocarpos Annie Montague Alexander; L. Kellogg 1943-9-1 3526 San Joaquin Middle River Bridge, on a small, narrow island near bridge Comment
  UC632813  Hippuris vulgaris H. L. Mason 1938-8-26 12077 San Joaquin s.w. Holt (Trapper Slough, Roberts Isl.); Roberts Isl., Trapper Slough Comment
  CDA25243  Hirschfeldia incana G. K. Helmkamp, E. A. Helmkamp 2007-10-13 13085 San Joaquin Northern San Joaquin Valley; Along Highway CA-88, 1.0 mile southwest of Clements at Disch Road. Comment
  UCD115124  Hirschfeldia incana G. F. Hrusa; S. A. Wagner 1992-4-22 9275 San Joaquin Caswell Memorial State Park. Comment
  CDA11008  Hoita macrostachya G. F. Hrusa, S. A. Wagner 1992-7-8 9178 San Joaquin Caswell Memorial State Park. Appr. 200 m. to W of westernmost parking area. Comment
  CAS-BOT-BC324600  Holocarpha obconica John Thomas Howell 1932-10-16 10843 San Joaquin 9 1/2 miles from Tracy on Tesla Road Comment
  CAS-BOT-BC324601  Holocarpha obconica James I. McMurphy 1908-10-19 s.n. San Joaquin 3-4 miles out of Tracy Comment
  CAS-BOT-BC324602  Holocarpha obconica David D. Keck 1933-8-23 2504 San Joaquin Corral Hollow (east end), 10.5 miles southwest of Tracy Comment
  CAS-BOT-BC324609  Holocarpha obconica David D. Keck 1933-8-23 2504 San Joaquin Corral Hollow (east end) 10.5 miles S.W. of Tracy Comment
  CDA39101  Holocarpha obconica D. G. Kelch 2011-10-4 11 .831 San Joaquin Ingram Creek Rd., 6.3 km west of Westley. Comment
  OBI16046  Holocarpha obconica Robert F. Hoover 1965-9-24 9646 San Joaquin River Rd just N of Stanislaus Co line, near San Joaquin river Comment
  OBI43822  Holocarpha obconica A. C. Sanders 1986-9-12 6919 San Joaquin Along Hwy I-5, 0.7 mi N of the Hospital Crk bridge and 2.2 mi N of the Stanislaus Co line 76 Comment
  UC134956  Holocarpha obconica Katharine Brandegee 1907-10-2 San Joaquin near Stockton ((railroad track)) Comment
  UC32759  Holocarpha obconica Benj. Cobb 1900-4-10 San Joaquin Tracy Comment
  UC990596  Holocarpha obconica James I. McMurphy 1908-10-19 San Joaquin hills 3-4 mi out of Tracy Comment
  UCR201894  Holocarpha obconica George K. Helmkamp, E. A. Helmkamp 2008-10-9 14236 San Joaquin San Joaquin Valley, junction of Collier Road and CA-88, 1.1 miles north of the junction of CA-12 and CA-88, NE of Lodi 35 Comment
  CAS-BOT-BC320346  Holocarpha virgata David D. Keck 1931-10-18 1319 San Joaquin Escalon 38 Comment
  CAS-BOT-BC320374  Holocarpha virgata David D. Keck 1931-10-18 1319 San Joaquin Escalon 38 Comment
  POM360685  Holocarpha virgata subsp. virgata D. D. Keck 1931-10-18 1319 San Joaquin Escalon. 38 Comment
  UC2026963  Holocarpha virgata subsp. virgata David Keil 1988-8-23 20991 San Joaquin Liberty Road 4.2 miles east of Highway 99 Comment
  JEPS24325  Holozonia filipes G. Thomas Robbins with Robt. Ornduff and Howard Whisler 1959-10-25 4170 San Joaquin 3.5 mi e Farmington (0.5 mi w of Stanislaus Co. line, along State Highway 4, in the first low, rolling foothills of the Sierra Nevada); Sierra Nevada, Duck Creek 42 Comment
  UC913094  Holozonia filipes David D. Keck 1932-6-26 1505 San Joaquin 1.6 mi e Farmington (on the road to Milton) 35 Comment
  UCD85622  Hordeum depressum G. F. Hrusa; S. A. Wagner 1992-4-22 9318 San Joaquin South side of Stanislaus River in vicinity of Caswell Park. Comment
  CDA43396  Hordeum jubatum Ken Peek 2015-4-14 PDR# 010 P06220548 San Joaquin Vicinity of Tracy. 0 Comment
  CAS-BOT-BC285127  Hordeum marinum subsp. gussoneanum E. E. Stanford 1930-5-12 1478 San Joaquin Robert's Island Comment
  CAS-BOT-BC285128  Hordeum marinum subsp. gussoneanum E. E. Stanford 1927-3-17 115 San Joaquin Stockton Comment
  SEINET10611049  Hordeum marinum subsp. gussoneanum E. E. Stanford 1930-5-12 Stanford 1478 San Joaquin Robert's Island. Wet roadsides in alkaline soil. Comment
  UCD96918  Hordeum murinum Ellen Dean; Clare Loughran, Mary Shea, Wilde Legard, 2011-4-22 6955 San Joaquin Contra Costa Water District land (recently purchased), Carnegie Canyon Area at 32322 Corral Hollow Road west of CA-580 just north of junction with Interstate 5. Canyon with Amsinckia grandiflora population. Upper end of population. Comment
  CAS-BOT-BC389764  Hordeum murinum R. D. Hennessey 1964-5-2 79 San Joaquin Calaveras River 1 mile north and 7 miles northeast of point at which river empties into Stockton Channel Comment
  POM195898  Hordeum murinum subsp. glaucum C. R. Quick 1929-4-6 s.n. San Joaquin Stockton; In fields near campus Comment
  RSA123421  Hordeum murinum subsp. glaucum C. M. Belshaw 1936-4-23 1964 San Joaquin 3 miles S.S.W. of Stone Corral 122 Comment
  HSC10198  Hordeum murinum subsp. leporinum C. S. Chavez 1965-4-10 28 San Joaquin Hwy. 50 downtown Tracy Comment
  POM352477  Hordeum murinum subsp. leporinum C. R. Quick 1929-3-18 s.n. San Joaquin Campus, Stockton Comment
  UCR253603  Hordeum murinum subsp. leporinum George K. Helmkamp 2014-3-18 22579 San Joaquin San Joaquin Valley, along Hwy CA-88 on the southwest side of the border with Calaveras County, 7.1 mi. SW (220 deg. ) of Ione 87 Comment
  CDA41058  Hydrocotyle verticillata J. Allan 2003-8-4 PDR 1268881 San Joaquin San Joaquin Valley; 3705 Hepburn Circle, Stockton. 0 Comment
  CAS-BOT-BC400803  Hypericum anagalloides Brandegee 1892-9-7 s.n. San Joaquin Bouldin Island Comment
  CAS-BOT-BC400804  Hypericum anagalloides Volney Rattan 1885-6-5 s.n. San Joaquin Rattans Ranch, Live Oaks Comment
  CDA19471  Hypochaeris glabra M. I. Wibawa, G. F. Hrusa, J. Naughton 2002-5-15 202 San Joaquin Sacramento Valley; Coyote Creek tributary on Dustin Rd., ~0.1 mi N of Liberty Rd., near Acampo. 7 Comment
  SEINET3387516 Image available Hypochaeris glabra P. O. Schallert 1945-3-18 123 San Joaquin Open fields near Stockton, California, San Joaquin Co. Comment
  UCD133343  Hypochaeris glabra G. F. Hrusa; S. A. Wagner 1992-4-22 9281 San Joaquin Caswell Memorial State Park. Comment
  CAS-BOT-BC101967  Juglans hindsii E. E. Stanford 1930-4-26 1417 San Joaquin Milton Rd. west of Peters Comment
  UCD110271  Juglans hindsii G. F. Hrusa 1992-8-25 9537 San Joaquin Caswell Memorial State Park. Comment
  CHSC84714  Juncus acuminatus Beth Hendrickson 2002-7-10 San Joaquin San Joaquin Valley. On channel island in Old River, along the west side of Bacon Island, toward the north of the island. At base of levee. 1 Comment
  UCD141296  Juncus acuminatus G. F. Hrusa; S. A. Wagner 1992-7-8 9174 San Joaquin Caswell Memorial State Park. Immediately downstream from picnic area. Comment
  CDA39157  Juncus balticus J. B. Gianelli s.n. San Joaquin West side of Garden Road, 0.5 mile north of Hwy 12. 0 Comment
  SEINET7042491  Juncus bufonius A. G. Vestal 1963-5-27 s.n. San Joaquin Dutch Creek east northeast of Linden on Route 8. Valley Springs quadrangle UTM Zone 10, 675894mE, 4215023mN. Comment
  UCR128232  Juncus bufonius var. congestus Pam Wright, Louis LaPierre 2003-5-9 s.n. San Joaquin Sacramento Valley, 1 mile south of Collegeville, southeast of Stockton and east of French Camp, off Littlejohn Creek immediately west of Jack Tone Road and south of BNSF railroad line, 55 acre Mariposa mitigation site (created in 2000) 17 Comment
  UCD141876  Juncus phaeocephalus var. paniculatus G. F. Hrusa; S. A. Wagner 1992-7-8 9175 San Joaquin Caswell Memorial State Park. Comment
  CAS-BOT-BC80916  Juniperus californica E. E. Stanford 1930-4-5 1217 San Joaquin Hospital Canyon Comment
  CAS-BOT-BC80917  Juniperus californica Peter H. Raven; R. Alava; R. Ornduff; S. Woodcox 1957-3-30 10566 San Joaquin Corral Hollow Comment
  RSA604702  Juniperus californica L. C. Wheeler 1952-9-29 6996 San Joaquin Ladd Mine: San Joaquin 5 Comment
  UC1751043  Juniperus californica Annetta M. Carter 1947-3-23 1781 San Joaquin Hills W of Castle Rock, 18 mi. E of Livermore, E end of Corral Hollow. Comment
  CDA6290  Kickxia elatine J. B. Gianelli 1988-12-1 San Joaquin Collier Road at Mokelumne River, 0.5 mile east of Mackville, Lodi. 0 Comment
  CDA6296  Kickxia elatine J. B. Gianelli 1988-12-1 San Joaquin Collier Road at Mokelumne River, 0.5 mile east of Mackville, Lodi. 0 Comment
  POM147994  Kickxia elatine E. E. Stanford 1927-9-17 705 San Joaquin Stockton. Comment
  JEPS24326  Kickxia spuria G. Thomas Robbins with Robert Ornduff and Howard Whisler 1959-10-25 4172 San Joaquin 3.5 mi e Farmington (banks and in stream bed of Duck Creek, along State Highway 4, 0.5 mi w of Stanislaus County line, in first low rolling foothills of the Sierra Nevada); Sierra Nevada, Duck Creek 42 Comment
  UC91977  Lactuca serriola T. S. Brandegee 1893-7-9 San Joaquin Bouldin Island Comment
  UC33062  Lagophylla glandulosa Jos. Burtt Davy 1893-11-13 1175 San Joaquin Stockton Comment
  UC33064  Lagophylla glandulosa Jos. Burtt Davy 1893-11-13 1175 San Joaquin Stockton Comment
  CAS-BOT-BC341283  Lagophylla glandulosa H. M. Hall 1915-9-19 10123 San Joaquin Stockton 9 Comment
  JEPS76765  Lagophylla ramosissima L. R. Heckard 1974-4-25 3672 San Joaquin 1/2 mi e Alameda County line (just w of Drop Tower No. <blank>); Corral Hollow, grounds of Atomic Energy Commission/U.C. test 304 Comment
  CAS-BOT-BC341451  Lagophylla ramosissima W. M. Heusi 1932-5-30 215 San Joaquin Escalon Comment
  RSA409531  Lamium amplexicaule Cyril R. Owen 1927-10-14 s.n. San Joaquin Campus, College of the Pacific. Comment
  SD241068  Lamium amplexicaule George K. Helmkamp, E. A. Helmkamp 2012-4-7 18718 San Joaquin San Joaquin Valley: along CA-26, 3.2 miles southwest of its junction with N Wimer Road, NE of town of Linden (Valley Springs SW 7.5'Q) 52 Comment
  SD243165  Lamium amplexicaule George K. Helmkamp, E. A. Helmkamp 2011-3-12 17060 San Joaquin Northern San Joaquin Valley: Collier Road, 0.2 mile east of its junction with Suttenfield Road, 9.4 mi. NE (50a^z) of Lodi. Grassy field. 39 Comment
  UCR238404  Lamium amplexicaule George K. Helmkamp, E. A. Helmkamp 2012-4-7 18718 San Joaquin San Joaquin Valley, along CA-26, 3.2 miles southwest of its junction with N Wimer Road, NE of town of Linden 52 Comment
  UCD125093  Lamium amplexicaule Marvin Nies 1951-4-1 s.n. San Joaquin 5 miles east of Lodi. Comment
  SEINET7076134  Lasthenia californica A. G. Vestal 1955-4-1 s.n. San Joaquin About 3.5 miles east of Farmington on Route 4. (NAD 27; 37.9376? deg. North Latitude, 120.9439? deg. West Longitude). [GPS Coordinate: WGS84/NAD83]. Comment
  UCR208315  Lasthenia californica George K. Helmkamp, E. A. Helmkamp 2009-3-26 14468 San Joaquin San Joaquin Valley, along CA-88/12 in Lockeford, 0.3 mile northeast of Elliott Road 24 Comment
  CAS-BOT-BC324461  Lasthenia conjugens Bloomer 1869-4-1 s.n. San Joaquin Antioch Comment
  CAS-BOT-BC324466  Lasthenia conjugens Edw. L. Greene 1887-4-17 s.n. San Joaquin Antioch Comment
  CAS-BOT-BC352732  Lasthenia fremontii D. E. Breedlove 1963-5-2 4717 San Joaquin Along California Highway #8, 7 miles E of Linden. Comment
  CAS-BOT-BC352739  Lasthenia fremontii Rimo Bacigalupi; G. T. Robbins; Keith Harrison 1955-5-13 5073 San Joaquin Along California Highway No. 8, at first rolling foothills, 2.2 miles W of Calaveras County line. 53 Comment
  CHSC22938  Lasthenia fremontii Robert A. Schlising; H. G. Baker 1963-4-5 2482 San Joaquin Junction of Hwy 8 and Ospital Road. Comment
  JEPS10386  Lasthenia fremontii W. L. Jepson 1929-4-28 15199 San Joaquin Clements 60 Comment
  JEPS9833  Lasthenia fremontii Rimo Bacigalupi with G. T. Robbins and Keith Harrison 1955-5-13 5073 San Joaquin 2.2 mi w of Calaveras County Line; Calif. Hiway. No. 8 53 Comment
  UC1363789  Lasthenia fremontii Robert Ornduff 1957-5-24 4192 San Joaquin 0.7 mi sw Calaveras-San Joaquin County line (next to Hwy 8) Comment
  CAS-BOT-BC352733  Lasthenia fremontii E. E. Stanford 1927-4-23 184 San Joaquin Near Stockton. Comment
  CAS-BOT-BC352734  Lasthenia fremontii E. E. Stanford 1930-4-17 1345 San Joaquin Ione Road. Comment
  SEINET11805355  Lasthenia fremontii R. A. Schlising, Baker, H. G. 1963-1 2482 d San Joaquin junction of Hwy 8 & Ospital Road Comment
  CDA8119  Lasthenia glaberrima T. C. Fuller 1962-5-1 8292 San Joaquin Highway 12 to Wallace, 2.0 miles east of Clements. 0 Comment
  CAS-BOT-BC352812  Lasthenia glabrata subsp. glabrata E. E. Stanford 1927-3-23 102 San Joaquin Stockton Comment
  POM146131  Lasthenia glabrata subsp. glabrata E. E. Stanford 1927-3-23 102 San Joaquin Stockton. Comment
  CAS-BOT-BC352813  Lasthenia glabrata subsp. glabrata E. E. Stanford 1929-3-30 1022 San Joaquin Stockton Comment
  CAS-BOT-BC352816  Lasthenia glabrata subsp. glabrata Carl B. Wolf 1937-5-11 8604 San Joaquin San Joaquin Valley, 3 miles N of Stockton 7 Comment
  RSA396106  Lasthenia glabrata subsp. glabrata C. B. Wolf 1937-5-11 8604 San Joaquin 3 miles N of Stockton. 8 Comment
  CAS-BOT-BC367546  Lasthenia microglossa Alice Eastwood; John Thomas Howell 1935-4-7 2095 San Joaquin East end of Corral Hollow Comment
  UCD96916  Lasthenia microglossa Ellen Dean; Clare Loughran, Mary Shea, Wilde Legard, 2011-4-22 6953 San Joaquin Contra Costa Water District land (recently purchased), Carnegie Canyon Area at 32322 Corral Hollow Road west of CA-580 just north of junction with Interstate 5. Canyon with Amsinckia grandiflora population. Upper end of population. Comment
  CAS-BOT-BC368710  Lasthenia minor R. F. Hoover 1966-3-25 9740 San Joaquin River Road along San Joaquin River just north of Stanislaus Co. line Comment
  CAS-BOT-BC368714  Lasthenia minor E. E. Stanford 1928-4-19 890 San Joaquin Stockton Comment
  CAS-BOT-BC368716  Lasthenia minor C. F. Baker 1903-4-25 2789 San Joaquin Tracy Comment
  CAS-BOT-BC385628  Lasthenia minor John Thomas Howell 1933-3-26 10887 San Joaquin Corral Hollow Comment
  JEPS9906  Lasthenia minor A. D. Tenney 1915-4-14 San Joaquin Comment
  POM55163  Lasthenia minor C. F. Baker 1903-4-25 2789 San Joaquin Tracy. Comment
  RSA21463  Lasthenia minor C. B. Wolf 1937-3-31 8397 San Joaquin San Joaquin Valley, mouth of Hospital canyon, SW of Vernalis 107 Comment
  UC30483  Lasthenia minor Benj. Cobb 1900-3-28 San Joaquin Tracy Comment
  UC614971  Lasthenia minor Beryl O. Schreiber 1932-3-27 136 San Joaquin Midway Comment
  UC75373  Lasthenia minor C. F. Baker 1903-4-25 2789 San Joaquin Tracy Comment
  POM196011  Lasthenia minor E. E. Stanford 1928-4-19 890 San Joaquin Stockton Comment
  CAS-BOT-BC213328  Lathyrus jepsonii subsp. californicus John Thomas Howell 1933-7-20 11446 San Joaquin Lathrop Bridge on San Joaquin River Comment
  RSA7426  Lathyrus jepsonii subsp. californicus J. T. Howell 1933-7-20 11446 San Joaquin Lathrop Bridge, on San Joaquin River. Comment
  RSA90263  Lathyrus jepsonii subsp. californicus J. T. Howell 1933-7-20 11446 San Joaquin Lathrop bridge on San Joanquin River Comment
  JEPS1781  Lathyrus jepsonii var. californicus Edward Lee Greene 1889-1 San Joaquin Stockton Comment
  UC1035806  Lathyrus jepsonii var. californicus Annie M. Alexander and Louise Kellogg 1943-6-26 3454 San Joaquin Byron to Stockton highway (Middle River bridge); San Joaquin Valley, Middle River Comment
  UCD106253  Lathyrus jepsonii var. californicus G. F. Hrusa; S. A. Wagner 1992-4-22 9240 San Joaquin Caswell Memorial State Park. Approx. 200 meters to west of westernmost parking area. Comment
  CAS-BOT-BC205009  Lathyrus jepsonii var. jepsonii Brian Atwater 1978-8-16 BA- 34 San Joaquin Inside a meander of Old River; between Quinby Island and Franks Tract Comment
  UC61035  Lathyrus jepsonii var. jepsonii N. K. Berg 1903-11 San Joaquin Routh & Ready Comment
  CAS-BOT-BC323860  Layia chrysanthemoides R. F. Hoover 1935-3-18 376 San Joaquin Banta Comment
  SEINET7076109  Layia fremontii A. G. Vestal 1955-4-1 3600 San Joaquin About 17.5 miles west of Farmington on Route 4. (NAD 27; 37.9322? deg. North Latitude, 121.3141? deg. West Longitude). [GPS Coordinate: WGS84/NAD83]. Comment
  UC30614  Layia fremontii J. A. Sanford 1890-1-1 San Joaquin Waverly Comment
  POM361722  Layia fremontii Clarence R. Quick 1929-4-14 s.n. San Joaquin Peters. Comment
  UCD33924  Layia fremontii Beecher Crampton 1975-4-16 9149 San Joaquin 3 miles N.E. of Clements, jct. of Liberty road and Hwy. 88. Comment
  JEPS119427  Layia munzii G. K. Helmkamp, E. A. Helmkamp 2010-4-7 15836 San Joaquin Northeast San Joaquin Valley, along CA-88, 1.1 miles southwest of the Amador County line, 6 miles NE (33 deg. ) of Clements. Comment
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Apr 16 2019
  CAS-BOT-BC380868  Layia platyglossa Frank W. Gould 1939-3-18 574 San Joaquin Near Castle Rock, Corral Hollow, Mt. Hamilton Range 198 Comment
  JEPS15775  Layia platyglossa W. L. Jepson 1922-4-2 9568 San Joaquin Corral Hollow; Hamilton Range Comment
  UC1601122  Layia platyglossa Benj. Cobb San Joaquin Tracy Comment
  RSA21464  Layia platyglossa subsp. campestris C. B. Wolf 1937-3-31 8398 San Joaquin San Joaquin Valley, mouth of Hospital canyon, SW of Vernalis 107 Comment
  CAS-BOT-BC274342  Leersia oryzoides Brian Atwater 1978-8-24 BA- 120 San Joaquin Between Rindge [Ridge] Tract and Wright Tract Comment
  CAS-BOT-BC274343  Leersia oryzoides Brian Atwater 1978-9-16 BA- 146 San Joaquin Between Victoria Is. and Upper Jones Tract Comment
  UCD36788  Leersia oryzoides Beecher Crampton 1955-9-7 3154 San Joaquin San Joaquin County, 6.4 miles south of Thornton. Comment
  UCD63509  Leersia oryzoides Beecher Crampton 1955-9-7 3154 San Joaquin 6.4 miles south of Thornton. Comment
  CDA12519  Lemna gibba G. F. Hrusa, S. A. Wagner 1992-8-9 9343 San Joaquin Caswell Memorial State Park. Oxbow Lake. Comment
  UC1036118  Lemna gibba Annetta Carter 1955-6-10 3451 San Joaquin 5 mi w of Farmington 30 Comment
  JEPS79583  Lemna minor Edward Lee 1934-7-4 971 San Joaquin between Middle and Old River ((San Joaquin) drainage ditch, Borden Highway); Borden Highway Comment
  JEPS79584  Lemna minor Edward Lee 1934-7-4 971 San Joaquin between Middle and Old River ((San Joaquin) drainage ditch, Borden Highway); Borden Highway Comment
  UC1101238  Lemna minor Malcolm A. Nobs, S. Galen Smith 1949-10-23 1897 San Joaquin about 15 sw of Ione (on road from Ione to Clements) Comment
  JEPS414  Lemna minuscula W. L. Jepson 1923-5-25 9904 San Joaquin Middle River Comment
  RSA318294A  Lemna minuta Wayne P. Armstrong 1984-8-22 1214 San Joaquin Trapper Slough-- north side of Highway 4 approximately 4 miles west of Holt 2 Comment
  SD117137  Lemna minuta Wayne P. Armstrong 1984-8-22 1214 San Joaquin Trapper Slough, north side of Highway 4, approximately 4 miles west of Holt. 2 Comment
  UC10609  Lepidium dictyotum var. acutidens F. T. Bioletti 1892-1 San Joaquin Lower San Joaquin Comment
  UCD115344  Lepidium didymum Ron Baskett 1974-6-6 s.n. San Joaquin location unknown. Comment
  CDA15316  Lepidium latifolium J. Allan 1998-8-2 s.n. San Joaquin San Joaquin Valley; NW corner Bethany & Henderson Rd. in Tracy. 0 Comment
  CDA15556  Lepidium latifolium G. F. Hrusa, M. Rejmanek, M. Tu 1998-10-14 14887 San Joaquin Caswell Memorial State Park; Stanislaus river along River Bend trail. Comment
  NY76540  Lepidium latifolium D. W. McNeal 1982-7-7 2660 San Joaquin At the end of the slough north of Eight Mile Road, 0.6 mile west of Interstate #5 north of Stockton Comment
  UCR253616  Lepidium latifolium George K. Helmkamp, Elizabeth Helmkamp 2012-10-26 20074 San Joaquin San Joaquin Valley, Rock Creek, at East Sonora Road, 1.3 miles southeast of CA-4 50 Comment
  POM225544  Lepidium latipes J. T. Howell 1931-3-16 5782 San Joaquin 3 miles SE of Tracy. Comment
  UC765074  Lepidium latipes Robert F. Hoover 1935-3-1 201 San Joaquin w of Ripon (San Joaquin River bridge); San Joaquin River Comment
  CAS-BOT-BC89756  Lepidium latipes E. E. Stanford 1928-4-5 837 San Joaquin Stockton. Comment
  CAS-BOT-BC12556  Lepidium nitidum John Thomas Howell 1931-3-16 5783 San Joaquin 3 miles southeast of Tracy. Comment
  CAS-BOT-BC12559  Lepidium nitidum John Thomas Howell 1933-3-26 10892 San Joaquin Corral Hollow. Comment
  CAS-BOT-BC12560  Lepidium nitidum Carl B. Wolf 1937-3-31 8380 San Joaquin San Joaquin Valley, 3 miles east of Tracy at junction with Vernalis Road. 7 Comment
  JEPS53686  Lepidium nitidum W. L. Jepson 1937-4-23 18016 San Joaquin about 5 mi se Farmington road; Stockton Comment
  JEPS53699  Lepidium nitidum W. L. Jepson 1922-4-2 9586 San Joaquin lower part Corral Hollow; Mt. Hamilton Range, Castle Rock 182 Comment
  RSA21266  Lepidium nitidum C. B. Wolf 1937-3-31 8380 San Joaquin San Joaquin Valley, 3 Mi. E. of Tracy at junction with Vernalis Road. 25 Comment
  UCR207838  Lepidium nitidum George K. Helmkamp, E. A. Helmkamp 2009-3-26 14466 San Joaquin San Joaquin Valley, along Tully Road, 0.1 mile north of its junction with Kettleman Lane, 3.8 miles south of CA-88 in Lockeford 24 Comment
  CAS-BOT-BC12783  Lepidium perfoliatum E. E. Stanford 1930-5-28 1524 San Joaquin Lincoln Highway near French Camp. Comment
  UC10600  Lepidium strictum Jos. Burtt Davy San Joaquin Lathrop Comment
  UC1601653  Lepidium strictum Albert Kellogg 1889-5-29 San Joaquin S<?> Comment
  RSA697455  Lepidium virginicum J. Vlahos 1934-5-20 s.n. San Joaquin South Forks. Comment
  CAS-BOT-BC13052  Lepidium virginicum var. menziesii N. K. Berg 1903-1-1 s.n. San Joaquin Rough and Ready Island. Stockton. Comment
  CAS-BOT-BC329361  Lepidospartum squamatum John Thomas Howell 1971-6-25 48111 San Joaquin Flood plain of Hospital Creek at Interstate Hwy 580, 4 miles SW of Vernalis Comment
  CAS-BOT-BC329362  Lepidospartum squamatum John Thomas Howell 1973-10-31 50264 San Joaquin Wash of Hospital Creek SW of Vernalis at Interstate Hwy 580 Comment
  JEPS74995  Leptochloa fascicularis L. R. Heckard and P. Rubtzoff 1971-9-15 2807 San Joaquin along Airport Way 2.6 mi s junction of West Ripon road ((ca 7 mi sw of Manteca)) Comment
  JEPS74996  Leptochloa fascicularis L. R. Heckard and P. Rubtzoff 1971-9-15 2807 San Joaquin along Airport Way 2.6 mi s junction of West Ripon road ((ca 7 mi sw of Manteca)) Comment
  UCD36786  Leptochloa fusca subsp. fascicularis Beecher Crampton 1955-9-7 3152 San Joaquin San Joaquin County, 6.4 miles south of Thornton. Comment
  UCD63663  Leptochloa fusca subsp. fascicularis Beecher Crampton 1960-8-9 5771 San Joaquin 3 miles NE of Vernalis, old site of San Joaquin City, at crossing of Durham Ferry Road with San Joaquin River. Comment
  CHSC116255  Leptochloa fusca subsp. uninervia Barbara Wilson 2015-9-19 18813 San Joaquin Stockton; 9583 Roberts Road. 1 Comment
  RSA135321  Leptosiphon bicolor Volney Rattan 1877-3-15 s.n. San Joaquin Live Oaks Comment
  RSA0001377  Lessingia germanorum var. vallicola John T. Howell 1927-8-27 3065 San Joaquin Near Manteca. 15 Comment
  OBI48833  Lessingia pectinata var. tenuipes Michener & Boletti, Boletti September 1892 s.n. San Joaquin San Joaquin bridge Comment
  CAS-BOT-BC272206  Leymus triticoides E. E. Stanford 1927-5-28 442 San Joaquin Near Stockton, Calaveras River Comment
  POM147755  Leymus triticoides E. E. Stanford 1927-5-28 442 San Joaquin Calaveras River; Near Stockton Comment
  UCD64653  Leymus triticoides Beecher Crampton 1956-7-31 3762 San Joaquin Along State Hwy. 12, about 5 miles SW of Lodi. Comment
  UCD65604  Leymus triticoides G. F. Hrusa; S. A. Wagner 1992-4-22 9270 San Joaquin Caswell Memorial State Park. Comment
  SEINET10531268  Libocedrus decurrens Carl C. Epling 1931-10-3 Epling s.n. 1931 San Joaquin Strawberry Valley, San Jacinto Mts. 5000 feet. Comment
  CAS-BOT-BC451655  Lilaea scilloides John Thomas Howell 1930-4-12 4680 San Joaquin 7 miles from Escalon on road to Stockton. Comment
  CAS-BOT-BC451657  Lilaea scilloides John Thomas Howell 1930-4-12 4681 San Joaquin 7 miles from Escalon on road to Stockton. Comment
  RSA25118  Lilaea scilloides C. L. Hitchcock 1940-5-12 6356 San Joaquin 3 miles south of Galt 16 Comment
  UC814386  Lilaea scilloides C. L. Hitchcock 1940-5-12 6356 San Joaquin 3 mi s Galt 15 Comment
  SD233724  Lilaeopsis masonii Lisa Kegarice Jul 1993 San Joaquin Sacramento Valley: near Stockton, island in the San Joaguin River delta. Slough subject to tidal influence. Comment
  UC1587284  Lilaeopsis masonii C. K. Kjeldsen 1991-4-12 San Joaquin South levee of Shima Tract, just west of Stockton. Comment
  CAS-BOT-BC110613  Limnanthes Anne Leary 1975-4-1 s.n. San Joaquin Sierra Nevada. Foothills east of Lodi. Comment
  OBI12599  Limnanthes alba Robert F. Hoover 1936-4-30 1057 San Joaquin Farmington Comment
  UC869470  Limnanthes alba C. L. Hitchcock 1940-4-29 6303 San Joaquin 3 mi s Galt 15 Comment
  OBI64513  Limnanthes alba David J. Keil 2005-3-13 30361 San Joaquin Just W of Amador county line along Calif Rte 88, 5.5 mi NE of Mokelumne River bridge 82 Comment
  SJSU10803  Limnanthes alba H. B. Heisinger 1956-4-22 San Joaquin 28 mi E of Stockton Comment
  UC971831  Limnanthes alba subsp. alba Charles T. Mason Jr. 1948-4-24 1143 San Joaquin 3 mi n Mokelumne River Bridge (on State Hwy 88) 60 Comment
  SEINET8727025 Image available Limnanthes douglasii Charles T. Mason Jr. 1948-1 1160 San Joaquin Along state Highway 4 about 1/8 mile west of cross-road to Milton and Knights Ferry, Elevation 200 feet. 61 Comment
  JEPS13210  Limnanthes douglasii subsp. rosea Rimo Bacigalupi with G. T. Robbins 1955-5-5 4990 San Joaquin 1 1/2 mi sw Peters (along roadside from Stockton to Peters) 25 Comment
  SD241092  Limnanthes douglasii subsp. rosea George K. Helmkamp, E. A. Helmkamp 2011-3-29 17096 San Joaquin San Joaquin Valley: along CA-26 at the junction with Ospital/N Wimer Road, ca. 0.3 mile southwest of the Calaveras County line, 9.1 miles NE (56a^z) of Linden (Valley Springs SW 7.5'Q) 71 Comment
  SEINET7076107  Limnanthes douglasii subsp. rosea A. G. Vestal 1955-4-1 3600 San Joaquin About 17.5 miles west of Farmington on Route 4. (NAD 27; 37.9322? deg. North Latitude, 121.3141? deg. West Longitude). [GPS Coordinate: WGS84/NAD83]. Comment
  UC17891  Limnanthes douglasii subsp. rosea J. A. Sanford 1890-1 60 San Joaquin Stockton Comment
  UC17893  Limnanthes douglasii subsp. rosea J. A. Sanford 1890-1 362 San Joaquin Waverly Comment
  UC17913  Limnanthes douglasii subsp. rosea A. W. Gunnison 1896-4-18 San Joaquin Linden Comment
  UC869483  Limnanthes douglasii subsp. rosea Lewis S. Rose 1941-3-27 41063 San Joaquin Stockton 3 Comment
  UC971826  Limnanthes douglasii subsp. rosea Charles T. Mason Jr. 1949-3-29 1243 San Joaquin along state hwy 88 8 mi ne Clements Comment
  UCD84995  Limnanthes douglasii subsp. rosea Dena Grossenbacher; Maxime Lambert 2009-3-27 958 San Joaquin Along east side of Highway 88, 6.5 miles northeast of the Highway 12-Highway 88 junction. Private ranch. 48 Comment
  UCD85107  Limnanthes douglasii subsp. rosea Dena Grossenbacher; Maxime Lambert 2009-3-27 956 San Joaquin Along east side of Highway 88, 6.5 miles northeast of the Highway 12-Highway 88 junction. Private ranch. 48 Comment
  RSA435688  Limnanthes douglasii subsp. rosea Clarence R. Quick 1929-4-13 s.n. San Joaquin C.O.P. Aviation Field, Stockton. Comment
  UCD116532  Limnanthes douglasii subsp. rosea Marvin Nies 1951-4-7 36 San Joaquin 7 miles east of Lodi. Comment
  UCD33917  Limnanthes douglasii subsp. rosea Beecher Crampton 1975-4-16 9141 San Joaquin San Joaquin County, 6 miles N.W. of Lockeford, Liberty and Bruella roads. Comment
  HSC12438  Limnanthes douglasii subsp. striata Gary J. Stebbins 1970-3-24 17 San Joaquin Along SR 26, 1.5 mi. E of Duck Creek 53 Comment
  JEPS9856  Limosella acaulis R. F. Hoover 1937-5-18 2186 San Joaquin 10 mi n of Stockton 12 Comment
  UC23399  Linanthus bicolor J. A. Sanford 1890-1 164 San Joaquin Waverly Comment
  UC52385  Linanthus bicolor Benj. Cobb San Joaquin Tracy Comment
  UC23692  Linanthus liniflorus J. A. Sanford 1890-1 87 San Joaquin Stockton street Stockton Comment
  UC101979  Lindernia dubia var. anagallidea Katharine Brandegee Sep 1907 San Joaquin near Lathrop (San Joaquin River); San Joaquin River Comment
  SEINET3162015  Lippia nodiflora Unknown sn San Joaquin Lathrop Comment
  JEPS47506  Lithophragma parviflorum W. L. Jepson 1922-4-2 9571 San Joaquin Corral Hollow Mt. Hamilton Range, Corral Hollow (w San Joaquin County) 182 Comment
  UC1745877  Loeflingia squarrosa var. squarrosa Annetta M. Carter, Louise Darling, Leo Whitney, Robert Hoover et al. 1935-4-21 788 San Joaquin Near ''Castle Rock''. 19 mi. from Livermore on Tesla Rd. Comment
  CAS-BOT-BC342365  Logfia gallica E. E. Stanford 1930-4-26 1439 San Joaquin Wheatland Rd. Comment
  CAS-BOT-BC283560  Lolium multiflorum E. E. Stanford 1930-4-12 1298 San Joaquin Mariposa Road near Cometa Road Comment
  CHSC20553  Lolium multiflorum Virginia Holsinger 1964-5-18 106 San Joaquin Roadside bordering cow pasture, east of Livermore. 152 Comment
  CDA2243  Lolium perenne J. B. Gianelli 1959-6-11 2586 San Joaquin Potter ranch, Lodi. 0 Comment
  UCR232209  Lolium perenne subsp. multiflorum George K. Helmkamp, E. A. Helmkamp 2011-3-12 17069 San Joaquin Upper San Joaquin Valley, between Lodi and Galt, Forest Lake Road just west of CA-99 27 Comment
  UCR242627  Lolium perenne subsp. multiflorum George K. Helmkamp, E. A. Helmkamp 2010-4-7 15818 San Joaquin Northeast San Joaquin Valley, junction of CA-88 and CA-12, about 6 miles NE of Lockeford, 1.2 mi. NE of Clements 40 Comment
  RSA452567  Lomatium caruifolium E. E. Stanford 1930-4-26 1428 San Joaquin Copperopolis Rd. west of Peters Comment
  UC765829  Lomatium caruifolium var. caruifolium Robert F. Hoover 1936-4-30 1052 San Joaquin 2 mi. n. Escalon Comment
  CDA38341  Lomatium caruifolium var. denticulatum L. Todd 1968-4-1 s.n. San Joaquin West end of Liberty Road, north of Clements. 0 Comment
  POM196327  Lomatium marginatum E. E. Stanford 1928-4-7 847 San Joaquin Near Collegeville Comment
  UCD96921  Lomatium utriculatum Ellen Dean; Clare Loughran, Mary Shea, Wilde Legard, 2011-4-22 6957 San Joaquin Contra Costa Water District land (recently purchased), Carnegie Canyon Area at 32322 Corral Hollow Road west of CA-580 just north of junction with Interstate 5. Canyon with Amsinckia grandiflora population. Upper end of population. Comment
  RSA90429  Lotus benthamii Margaret Stason 1931-4-2 10595 San Joaquin North of San Simeon. Comment
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Dec 18 2012
  CDA14316  Lotus purshianus J. Allan 1998-8-4 s.n. San Joaquin San Joaquin Valley; Stewart Tract, Tracy. 0 Comment
  UC15508  Lotus purshianus var. purshianus J. A. Sanford 1890-1 39 San Joaquin Stockton Comment
  UC15513  Lotus purshianus var. purshianus J. A. Sanford 1890-1 70 San Joaquin Stockton Comment
  UC101866  Lotus wrangelianus Katharine Brandegee 1907-10-2 San Joaquin near Stockton Comment
  UC555422  Lotus wrangelianus Herbert L. Mason 1932-3-19 6821 San Joaquin 2 mi e Midway Comment
  UC75221  Lotus wrangelianus C. F. Baker 1903-4-25 2777 San Joaquin Tracy Comment
  CDA5222  Ludwigia peploides subsp. montevidensis Castle Seed Co. 1959-8-13 San Joaquin A. L. Castle Seed Company, Stockton. 0 Comment
  UC596384  Ludwigia peploides subsp. peploides R. F. Hoover 1937-9-4 2720 San Joaquin 3 mi. e. Farmington Comment
  UC634672  Ludwigia peploides subsp. peploides H. L. Mason 1928-9-30 4953 San Joaquin San Joaquin Delta near Holt; San Joaquin Delta Comment
  CDA27362  Lupinus albifrons T. C. Fuller 1962-4-24 8225 San Joaquin South of Corral Hollow Creek, ca. 8 miles southwest of Tracy. 0 Comment
  SEINET5766839 Image available Lupinus albifrons A. Baker 1927-1 s.n. San Joaquin near campus [College of the Pacific] Comment
  UC1129268  Lupinus albifrons R. D. Roseberry 1935-5-13 158 San Joaquin Mokelumne River; Jackson Quad., Mokelumne River 60 Comment
  JEPS65021  Lupinus benthamii W. L. Jepson 1929-4-28 15196 San Joaquin Clements 60 Comment
  UC764853  Lupinus bicolor R. F. Hoover 1937-4-23 1919 San Joaquin 7 mi e Stockton; e of Stockton Comment
  UCR238403  Lupinus bicolor George K. Helmkamp, E. A. Helmkamp 2012-4-7 18717 San Joaquin San Joaquin Valley, along CA-26, 3.2 miles southwest of its junction with N Wimer Road, NE of town of Linden 52 Comment
  UCR253610  Lupinus bicolor George K. Helmkamp 2014-3-18 22571 San Joaquin San Joaquin Valley, along Hwy CA-88 on the southwest side of the border with Calaveras County, 7.1 mi. SW (220 deg. ) of Ione 87 Comment
  UCR256102  Lupinus bicolor J. T. Howell, G. H. True 1978-4-4 52730 San Joaquin San Joaquin Valley, near Lockeford 30 Comment
  POM350009  Lupinus bicolor E. E. Stanford 1927-4-23 179 San Joaquin Near Stockton Comment
  POM350010  Lupinus bicolor E. E. Stanford 1928-5-5 951 San Joaquin Near Peters Comment
  UCD33919  Lupinus bicolor Beecher Crampton 1975-4-16 9143 San Joaquin 3 miles north of Clements along Liberty road. Comment
  SEINET10484919  Lupinus bicolor subsp. pipersmithii Charles F. Baker 1903-4-26 Baker 2910 San Joaquin Small colonies in sandy fields. Comment
  JEPS65232  Lupinus formosus var. robustus W. L. Jepson 1896-6-27 55 t San Joaquin San Joaquin River bridge to Burnet's sta.; San Joaquin River bridge to Burnet's sta. Comment
  UCD108629  Lupinus microcarpus Michael A. Vincent 1999-6-12 8620 San Joaquin along CA Rt. 4, 0.5 mile east of Jack Torne Road. Comment
  OBI48309  Lupinus microcarpus var. densiflorus Rhonda Riggins 1982-4-24 1367 San Joaquin San Joaquin-Alameda Cos. Drainage area, Carnegie Motorcycle park project, Co. J2 at Co. line Comment
  OBI48311  Lupinus microcarpus var. densiflorus Rhonda Riggins 1982-4-24 1367 San Joaquin San Joaquin-Alameda Cos. Drainage area, Carnegie Motorcycle park project, Co. J2 at Co. line Comment
  SBBG114090  Lupinus microcarpus var. densiflorus R. Riggins 1982-4-24 1367 San Joaquin Carnegie Motorcycle Park Project, Co Rd J2 at Co line Comment
  UC15842  Lupinus microcarpus var. densiflorus Benj. Cobb 1900-4-10 San Joaquin Tracy Comment
  UC763998  Lupinus microcarpus var. densiflorus R. F. Hoover 1937-5-18 2181 San Joaquin near Lathrop; near Lathrop Comment
  CDA27533  Lupinus microcarpus var. microcarpus T. C. Fuller 1971-4-22 19846 San Joaquin Red Dam, head of Hospital Creek, southwestern San Joaquin County. 0 Comment
  CDA27534  Lupinus microcarpus var. microcarpus T. C. Fuller 1971-4-21 19833 San Joaquin Inner Coast Ranges; Lone Tree Creek. 0 Comment
  UCR242951  Lupinus nanus George K. Helmkamp, E. A. Helmkamp 2010-4-7 15827 San Joaquin Northeast San Joaquin Valley, junction of CA-88 and CA-12, about 6 miles NE of Lockeford, 1.2 mi. NE of Clements 40 Comment
  UCR253462  Lupinus nanus George K. Helmkamp 2014-3-18 22590 San Joaquin San Joaquin Valley, along Collier Road, 1.1 mile east of Tully Road, 10.4 mi. ESE (103 deg. ) of Galt 40 Comment
  RSA10683  Lupinus succulentus C. F. Baker 1903-4-25 2908 San Joaquin Tracy. Comment
  POM146124  Lupinus succulentus E. E. Stanford 1927-4-5 137 San Joaquin Stockton. Comment
  POM196007  Lupinus vallicola subsp. apricus E. E. Stanford 1929-4-7 1039 San Joaquin Near Peters Comment
  CDA5758  Lycium chinense T. C. Fuller 1964-11-6 12811 San Joaquin Across levee road from Whiskey Slough, Holt. 0 Comment
  JEPS33277  Lycopus americanus Rimo Bacigalupi and L. Constance 1962-8-13 8715 San Joaquin just n. San Joaquin City (flats e. side San Joaquin R., just n. of bridge of Durham Ferry Rd.) 3 Comment
  UC1784118  Lycopus americanus Ethel Crum 1930-9-29 864 San Joaquin Holt Comment
  UCD124968  Lycopus americanus G. F. Hrusa; S. A. Wagner 1992-8-9 9349 San Joaquin Oxbow Lake. 0 Comment
  UC108056  Lythrum californicum W. Vortriede San Joaquin Stockton Comment
  UC19761  Lythrum californicum Mrs. Brandegee 1893-7-9 San Joaquin San Joaquin River, Bouldin Island Bouldin Island; San Joaquin River, Bouldin Island Comment
  UC19781  Lythrum californicum H. P. Fitch 1888-8-10 141 San Joaquin Stockton Comment
  CDA14909  Lythrum californicum D. Joley 1998-10-1 s.n. San Joaquin San Joaquin Valley; Bank of White Slough on W side of Interstate 5 along Hwy 12. 0 Comment
  UC19766  Lythrum hyssopifolia J. A. Sanford 1890-1 54 San Joaquin Stockton Comment
  RSA0011323  Lythrum hyssopifolia J. A. Sanford 1890-1 54 San Joaquin Stockton. Comment
  RSA0011325  Lythrum hyssopifolia E. E. Stanford 1930-5-13 1481 San Joaquin Rough and Ready Island/ Comment
  CDA15333  Lythrum salicaria E. Finley, Watkins 1998-9-22 PDR 1013543 San Joaquin North Coast Biodiversity Arena; E levy of San Joaquin River at confluence with Burns Cutoff. 0 Comment
  CDA19055  Lythrum salicaria C. Benefield, Frank Zarate 2000-8-29 PDR 1060207 San Joaquin Sacramento Delta; below University of Pacific campus, along Calaveras River, at Stockton Yacht Club. 0 Comment
  JEPS2645 Image available Lythrum sanfordii J. A. Sanford 1890-1 383 San Joaquin Stockton; ; Stockton, San Joaquin Co. Comment
  UCD132784  Madia elegans G. F. Hrusa; S. A. Wagner 1992-8-9 9330 San Joaquin Caswell Memorial State Park. Comment
  CAS-BOT-BC342685  Madia elegans David D. Keck 1933-10-28 2577 San Joaquin 3 mi. N. of Stockton Comment
  CAS-BOT-BC324518  Madia radiata Carl B. Wolf 1937-3-31 8403 San Joaquin Hospital Canyon, west side of San Joaquin Valley 137 Comment
  CAS-BOT-BC324520  Madia radiata J. C. Chamberlain 1935-3-19 6196 San Joaquin Hospital Canyon, eastern slopeof Hamilton Range Comment
  CAS-BOT-BC324521  Madia radiata J. C. Chamberlain 1935-3-19 6196 San Joaquin Hospital Canyon, eastern slopeof Hamilton Range Comment
  CAS-BOT-BC324522  Madia radiata John Thomas Howell 1938-4-10 13753 San Joaquin Hospital Canyon Comment
  JEPS15776  Madia radiata W. L. Jepson 1922-4-2 9562 San Joaquin Corral Hollow Mt. Hamilton Range 182 Comment
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Aug 21 2017
  UCR47742  Madia radiata C. B. Wolf 1937-3-31 08403 San Joaquin W side of San Joaquin Valley, Hospital Canyon 137 Comment
  CAS-BOT-BC204035  Malacothamnus fremontii John Thomas Howell 1953-4-26 28932 San Joaquin Corral Hollow Comment
  CAS-BOT-BC204037  Malacothamnus fremontii John Thomas Howell 1971-6-25 48110 San Joaquin Hospital Creek at Interstate Hwy. 580, 4 miles southwest of Vernalis Comment
  UC1177002  Malacothamnus fremontii John Thomas Howell 1953-4-26 28932 San Joaquin Corral Hollow Comment
  UC18796  Malacothamnus fremontii State Survey 1861-1 1223 San Joaquin Corral Hollow Comment
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Dec 13 2015
  UCD116366  Malacothamnus fremontii John Thomas Howell 1971-6-25 48110 San Joaquin Hospital Creek at Interstate Hwy. 580, 4 miles southwest of Vernalis. Comment
  CAS-BOT-BC345541  Malacothrix coulteri Alice Eastwood; John Thomas Howell 1935-4-7 2097 San Joaquin East end of Corral Hollow Comment
  CAS-BOT-BC345542  Malacothrix coulteri Roxana S. Ferris 1938-4-15 9414 San Joaquin Hillside near mouth of Elk Ravine. Corral Hollow-Livermore Road 152 Comment
  CAS-BOT-BC345543  Malacothrix coulteri Alice Eastwood; John Thomas Howell 1935-4-7 2097 San Joaquin East end of Corral Hollow Comment
  UC33279  Malacothrix coulteri Benj. Cobb San Joaquin Tracy Comment
  UC768592  Malacothrix coulteri R. F. Hoover 1938-4-9 3047 San Joaquin lower end Corral Hollow Comment
  SD241096  Malva nicaeensis George K. Helmkamp, E. A. Helmkamp 2012-4-7 18722 San Joaquin San Joaquin Valley: along CA-26, 3.2 miles southwest of its junction with N Wimer Road, NE of town of Linden (Valley Springs SW 7.5'Q) 52 Comment
  UC18734  Malva nicaeensis J. A. Sanford 1890-1 109 San Joaquin West Stockton Comment
  UCR201898  Malva parviflora George K. Helmkamp, E. A. Helmkamp 2008-10-9 14239 San Joaquin San Joaquin Valley, Dogtown, c. 12 miles NE of Lodi, Collier Road at Mackville Road, 1.1 miles west of CA-88 37 Comment
  UCD116645  Malva parviflora G. F. Hrusa 1992-4-22 9278 San Joaquin Open areas about the trails to the west of the campgrounds. Caswell Memorial State Park. Comment
  UCD116686  Malva pseudolavatera T. C. Fuller 1962-6-4 8832 San Joaquin In waste ground, n. side of Hwy 50 at r.r. tracks, w. limits of Tracy. Comment
  UC18835  Malvella leprosa H. P. Fitch 1888-1 121 San Joaquin Stockton Comment
  UC18836  Malvella leprosa J. A. Sanford 1890-1 385 San Joaquin Stockton Comment
  CDA35812  Malvella leprosa T. C. Fuller 1961-9-13 7005 San Joaquin Road to Byron, Highway J4, 4.5 miles northwest of Tracy. 0 Comment
  UCD116699  Malvella leprosa Allan G. O'Berg Jr. 1955-10-1 s.n. San Joaquin 2.1 mi. s. of San Joaquin on w. side of Colorado Rd. Comment
  UC764806  Marah fabacea R. F. Hoover 1938-3-19 2864 San Joaquin 1 mi n Corral Hollow (near Alameda Co. line) Comment
  POM146116  Marah fabacea E. E. Stanford 1927-4-20 165 San Joaquin Near Stockton. Calaveras River bottom. Comment
  POM196281  Marah fabacea E. E. Stanford 1928-3-20 831 San Joaquin Near Peters 30 Comment
  CAS-BOT-BC71133  Marsilea Roxana S. Ferris 1940-6-1 9845 San Joaquin about 3 miles west of Lockford on Stockton-Lockford road Comment
  CAS-BOT-BC71111  Marsilea vestita Peter Rubtzoff 1965-7-13 5579 San Joaquin San Joaquin River at Airport Way crossing (Tracy - Ripon area) Comment
  POM89817  Marsilea vestita Michener 1892-9-9 s.n. San Joaquin Lathrop. Comment
  POM195977  Marsilea vestita C. R. Quick 1929-5-4 s.n. San Joaquin Calaveras River bottom, north of Campus, College of the Pacific [Stockton] Comment
  RSA694899  Marsilea vestita E. E. Stanford 1929-11-1 1181 San Joaquin Near Stockton. Comment
  UC1543031  Marsilea vestita subsp. vestita Donald G. Nelson 1939-6-9 612 San Joaquin 9 mi e Stockton (on Austin Rd., ca. 1 1/2 mi s of R.R.) Comment
  UCD136579  Marsilea vestita subsp. vestita W. R. Russell 1967-9-21 s.n. San Joaquin South side of Liberty Road (where artificial fill crosses road), 1.8 miles east of State Highway 88, northeastern San Joaquin county. Comment
  UC1069990  Matricaria discoidea R. D. Roseberry 1935-5-16 184 San Joaquin 4 mi nw Milton; Jackson Quad. 121 Comment
  UC35561  Matricaria discoidea Jos. Burtt Davy 1901-3-5 San Joaquin Lathrop Comment
  CAS-BOT-BC348071  Matricaria discoidea E. E. Stanford 1928-4-7 845 San Joaquin Stockton Comment
  CAS-BOT-BC348072  Matricaria discoidea E. E. Stanford 1927-3-17 114 San Joaquin Stockton. Along Campus walks Comment
  CDA27609  Medicago arborea W. B. Andahl 1965-8-4 San Joaquin Farmington. 0 Comment
  UC16099  Medicago polymorpha Jos. Burtt Davy 1901-3-5 San Joaquin Lathrop Comment
  UCR207831  Medicago polymorpha George K. Helmkamp, E. A. Helmkamp 2009-3-26 14461 San Joaquin San Joaquin Valley, junction of Collier Road and CA-88, about 0.2 mile north of the Mokelumne River 43 Comment
  CDA32510  Melica californica T. C. Fuller 24 [month missing] 1962 8230 San Joaquin In canyon south of Corral Hollow Creek, ca. 8 miles southwest of Tracy 0 Comment
  POM146121  Melilotus indicus E. E. Stanford 1926-10-5 23 San Joaquin Stockton. Calaveras River bottom. Comment
  UC1191902  Mentha canadensis Malcolm A. Nobs and S. Galen Smith 1948-7-22 207 San Joaquin 2 mi n Manteca (irrigation canal) Comment
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Sep 17 2008
  UC761958  Mentha canadensis R. F. Hoover 1935-9-7 719 San Joaquin Union Island Comment
  UC104584  Mentha pulegium T. S. Brandegee 1901-9-9 San Joaquin San Joaquin Bridge Comment
  UC25391  Mentha pulegium H. P. Fitch 1888-8-7 146 San Joaquin Stockton Comment
  UC761956  Mentha pulegium R. F. Hoover 1935-8-3 704 San Joaquin 5 mi sw Ripon (Stanislaus River bottom); Stanislaus River bottom Comment
  JEPS27274  Mentzelia affinis Rimo Bacigalupi 1961-2-27 7544 San Joaquin just below and s drop-tower installation of Atomic Energy Commn (On west-facing hillside, in canyon to the north of Corral Hollow just east of Alameda-San Joaquin county line.) 243 Comment
  JEPS41161  Mentzelia affinis W. L. Jepson 1896-6-27 14045 San Joaquin between Mossdale School Atlanta; Plains of the Lower San Joaquin Comment
  POM134690  Mentzelia affinis C. F. Baker 1903-4-25 2781 San Joaquin Tracy. Comment
  UC19624 Image available Mentzelia albicaulis J. A. Sanford 1890-1 157 San Joaquin French Camp Comment
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Dec 31 2018
  UC755558  Mentzelia laevicaulis var. laevicaulis Wilhelm N. Suksdorf Jun 6 1913-Jun 8 1913 44 San Joaquin by the railroad; Lathrop Comment
  UC673370  Mentzelia pectinata Herbert L. Mason 1932-3-19 6823 San Joaquin 2 m e of Midway (between Mountain House and Tracy.) Comment
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Apr 26 2018
  RSA21462  Micropus californicus C. B. Wolf 1937-3-31 8396 San Joaquin San Joaquin Valley, mouth of Hospital canyon, SW of Vernalis 107 Comment
  CAS-BOT-BC348401  Micropus californicus var. californicus Roxana S. Ferris 1938-4-15 9400 San Joaquin Near gravel pit at the mouth of Corral Hollow Comment
  CAS-BOT-BC348402  Micropus californicus var. californicus E. E. Stanford 1930-4-5 1244 San Joaquin Hospital Canyon Comment
  CAS-BOT-BC348403  Micropus californicus var. californicus Carl B. Wolf 1937-3-31 8396 San Joaquin San Joaquin Valley, mouth of Hospital Canyon, SW. of Vernalis 106 Comment
  CDA8380  Micropus californicus var. californicus T. C. Fuller 1962-4-24 8237 San Joaquin South of Corral Hollow Creek, ca. 8 miles southwest of Tracy. 0 Comment
  CDA8385  Microseris acuminata G. C. Fleischman 1959-5-28 San Joaquin Near Lodi. 0 Comment
  UC604926  Microseris campestris Roxana S. Ferris 1938-4-15 9413 San Joaquin hillside near mouth of Elk Ravine; Cow Hollow-Livermore Road 152 Comment
  RSA21626C  Microseris douglasii subsp. douglasii Roxana S. Ferris 1938-4-15 9413 San Joaquin Corral Hollow - Livermore Road. 152 Comment
  UC565548  Microseris douglasii subsp. douglasii H. L. Mason 1932-3-19 6832 San Joaquin 2 mi e Midway Comment
  UC903218  Microseris douglasii subsp. douglasii Ethel Crum 1932-5-1 1416 San Joaquin Lockeford 22 Comment
  UCSC000848  Microseris douglasii subsp. douglasii B. Cobb unknown s.n. San Joaquin Tracy Comment
  UCD96866  Microseris douglasii subsp. tenella Ellen Dean; Clare Loughran, Mary Shea, Wilde Legard, 2011-4-22 6921 San Joaquin Contra Costa Water District land (recently purchased), Carnegie Canyon Area at 32322 Corral Hollow Road west of CA-580 just north of junction with Interstate 5. Parking area right next to entrance gate next to Corral Hollow Road. Comment
  RSA14938  Microseris heterocarpa Alice Eastwood, John Thomas Howell 1935-4-7 2091 San Joaquin East end of Corral Hollow. Comment
  UCD96906  Microsteris gracilis Ellen Dean; Clare Loughran, Mary Shea, Wilde Legard, 2011-4-22 6947 San Joaquin Contra Costa Water District land (recently purchased), Carnegie Canyon Area at 32322 Corral Hollow Road west of CA-580 just north of junction with Interstate 5. Canyon with Amsinckia grandiflora population. Upper end of population. Comment
  RSA122921  Microsteris gracilis subsp. humilis C. B. Wolf 1937-3-31 8402 San Joaquin W side of San Joaquin Valley, Hospital Canyon 137 Comment
  CDA41670  Mimulus aurantiacus T. C. Fuller 1962-4-24 8222 San Joaquin South of Corral Hollow Creek, ca. 8 miles southwest of Tracy. 0 Comment
  UCR62333  Mimulus guttatus L. F. LaPre 1990-5-8 s.n. San Joaquin Borden Ranch, Mackville Rd, 1-2 mi north of Liberty Rd; c. 7 miles north of Clements 70 Comment
  JEPS14623  Mimulus latidens Francia Chisaki, Peter Kamb, and S. Galen Smith 1951-4-14 1986 San Joaquin 0.6 mi n Collegeville (in field e of road toward Lockeford) Comment
  JEPS6968  Mimulus latidens Francia Chisaki, Peter Kamb, and S. Galen Smith 1951-4-14 1986 San Joaquin 0.6 mi n Collegeville (in field e of road toward Lockeford) Comment
  UC445155  Mimulus latidens J. A. Sanford 1890-1 160 San Joaquin Comment
  UCSB7534  Mimulus latidens Chisaki, Francia; Kamb, Peter; Smith, S. 1951-4-14 San Joaquin 0.6 mile north of Collegeville; on road toward Lockeford Comment
  UC886171  Mimulus microphyllus C. L. Hitchcock 1940-5-12 6368 San Joaquin 3 mi s Galt 15 Comment
  UCD122692  Mimulus microphyllus Marvin Nies 1951-4-1 29 San Joaquin 7 miles east of Lodi. Comment
  JEPS39992  Mimulus nasutus Paul C. Hutchison 1963-3-24 2677 San Joaquin 1.7 mi s Amador County line (on Hiway 88, 4.3 mi n of Mokelumne River Bridge) Comment
  RSA138307  Mimulus pilosus Volney Rattan 1880-10-23 s.n. San Joaquin Rattan's Ranch, Live Oaks. Comment
  UC886382  Mimulus tricolor C. L. Hitchcock 1940-5-12 6367 San Joaquin 3 mi s Galt 15 Comment
  RSA409096  Mimulus tricolor E. E. Stanford 1930-4-18 s.n. San Joaquin Northeastern portion of the county. Comment
  UCD122955  Mimulus tricolor Marvin L. Nies 1951-4-7 37 San Joaquin 8 miles east of Lodi. Comment
  CDA24052  Minuartia californica G. D. Barbe, J. B. Gianelli, T. C. Fuller 1973-4-6 1171 San Joaquin 4.3 miles east of Bellota on SR 26, 1 mile west of Wimer Road (Calaveras Co. line) eastern San Joaquin County. 0 Comment
  JEPS25282  Mollugo verticillata G. Thomas Robbins with Robert Ornduff and Howard Whisler 1959-10-25 4171 San Joaquin 1/2 mi w of Stanislaus County line (3 1/2 mi e of Farmington, bed of Duck Creek, along Hwy 4, in the first foothills of Sierra Nevada); Sierra Nevada, Duck Creek 42 Comment
  JEPS42873  Mollugo verticillata W. L. Jepson 1923-10-22 10282 San Joaquin San Joaquin City, Lower San Joaquin River Lower San Joaquin River; San Joaquin City, Lower San Joaquin River Comment
  CAS-BOT-BC435047  Mollugo verticillata John Thomas Howell 1930-6-28 5326 San Joaquin Banta Junction, 1 mile from Banta Comment
  CAS-BOT-BC435048  Mollugo verticillata L. R. Abrams 1917-9-14 6733 San Joaquin 3 mi northwest of Stockton, Calaveras River. Comment
  CAS-BOT-BC220047  Monardella breweri subsp. lanceolata Volney Rattan 1881-7-2 s.n. San Joaquin Live Oaks Comment
  CAS-BOT-BC220050  Monardella breweri subsp. lanceolata Volney Rattan 1886-6-1 s.n. San Joaquin Live Oaks Comment
  RSA135436  Monardella lanceolata var. lanceolata Volney Rattan 1886-06 s.n. San Joaquin [Unspecified] Comment
  UC769907  Monolepis nuttalliana R. F. Hoover 1938-4-9 3049 San Joaquin lower end of Corral Hollow Comment
  CAS-BOT-BC349409  Monolopia lanceolata Carl B. Wolf 1937-3-31 8401 San Joaquin W. side of San Joaquin Valley, Hospital Canyon 137 Comment
  UC565490  Monolopia lanceolata H. L. Mason 1932-3-19 6827 San Joaquin 2 mi e Midway (between Mountain House and Tracy) Comment
  CAS-BOT-BC349636  Monolopia major John L. Morrison 1938-4-9 2881 San Joaquin Northwest side of road at extreme east end of Corral Hollow Comment
  CAS-BOT-BC349639  Monolopia major H. K. Sharsmith 1935-3-17 1500 a San Joaquin Corral Hollow, Mount Hamilton Range 228 Comment
  CAS-BOT-BC349640  Monolopia major C. F. Baker 1903-4-27 2790 San Joaquin Bethany Comment
  POM55164  Monolopia major C. F. Baker 1903-4-27 2790 San Joaquin Bethany Comment
  UC1211929  Monolopia major John H. Weiler and A. P. Nelson 1961-2-27 697 San Joaquin Atomic Energy Commission territory, at the roadside, this road leads to the drop tower and is about 1 mi s of it Corral Hollow Comment
  UC572143  Monolopia major H. K. Sharsmith 1935-3-17 1500 a San Joaquin Corral Hollow Mount Hamilton Range 228 Comment
  UC572148  Monolopia major H. K. Sharsmith 1935-3-3 1495 a San Joaquin Corral Hollow Mount Hamilton Range 228 Comment
  UC629702  Monolopia major John L. Morrison 1938-4-9 2881 San Joaquin extreme w end Corral Hollow (nw side of road) Comment
  CDA23978  Montia fontana G. D. Barbe, T. C. Fuller, J. B. Gianelli 1973-4-6 1173 San Joaquin 4.3 miles east of Bellota on SR 26, 1 mile west of Wimer Road (Calaveras Co. line) eastern San Joaquin County. 0 Comment
  CAS-BOT-BC275160  Muhlenbergia richardsonis H. M. Hall; H. P. Chandler 1900-7-1 628 San Joaquin S Fork, San Joaquin River Comment
  UC1153848  Muhlenbergia rigens Beecher Crampton 1955-9-7 3155 San Joaquin flat 3.7 mi s Thornton Comment
  UCD86994  Muhlenbergia rigens Beecher Crampton 1955-9-7 3155 San Joaquin 3.7 miles south of Thornton. Comment
  SBBG45015  Muilla maritima L. Constance, A. A. Beetle 1940-3-21 2526 San Joaquin Castle Rock, Corral Hollow 213 Comment
  SEINET3243472  Muilla maritima Frank W. Gould 1940-1 884 San Joaquin Castle Rock, Corral Hollow, Mt. Hamilton Range 198 Comment
  SEINET3992098  Muilla maritima Lincoln Constance, Alan A. Beetle 1940-3-21 2526 San Joaquin Castle Rock, Corral Hollow 213 Comment
  UC1005620  Muilla maritima Frank W. Gould 1940-3-16 884 San Joaquin Castle Rock Mt. Hamilton Range, Corral Hollow 198 Comment
  SEINET10570436  Muilla maritima Lincoln Constance, Alan A. Beetle 1940-3-21 Constance 2526 San Joaquin Corm deep-seated; perianth greenish-white. Dry thin soil on conglomerate of Summit with dicholostemma and allium, castle rock, corral hollow 213 Comment
  UCSB852  Muilla maritima Constance, Lincoln; Beetle, Alan 1940-3-21 San Joaquin Castle Rock, Corral Hollow 213 Comment
  CAS-BOT-BC83364  Myosurus minimus H. L. Mason 1930-4-1 5548 San Joaquin Ten miles east of Stockton. Comment
  UC1051429  Myosurus minimus Francia Chisaki, Peter Kamb, S. Galen Smith 1951-4-14 1985 San Joaquin 0.6 mi n Collegeville (on road toward Lockeford) Comment
  UC634959  Myosurus minimus H. L. Mason April 1930 5548 San Joaquin 10 mi e Stockton Comment
  UC708133  Myosurus minimus Charles V. Piper 1921-5-26 San Joaquin Stockton Comment
  CAS-BOT-BC83362  Myosurus minimus C. R. Quick 1929-3-30 s.n. San Joaquin Near Stockton. Comment
  POM147750  Myosurus minimus E. E. Stanford 1927-4-12 152 San Joaquin Near Stockton. Comment
  RSA399954  Myosurus minimus C. R. Quick 1929-3-30 s.n. San Joaquin Near Stockton. Comment
  RSA61664  Myosurus minimus var. filiformis Peter Kamb, Francia Chisaki 1951-4-14 1895 San Joaquin 0.6 mile north of Collegeville on road toward Lockeford Comment
  UC9323  Myosurus sessilis J. Burtt Davy 1893-11-13 San Joaquin Stockton Comment
  HSC77883  Myriophyllum aquaticum Jerry Webb 1977-11-23 12 San Joaquin San Joaquin Delta, Mandible Is. Comment
  UC1178886  Myriophyllum hippuroides Herbert L. Mason 1938-8-26 12074 San Joaquin Trappers Slough, Roberts Island Comment
  CDA18616  Myriophyllum spicatum E. Finley 1999-10-3 PDR 1013546 C San Joaquin Channel south of islands in Sacramento--San Joaquin Delta on the Fourteen Mile Slough. 0 Comment
  CDA37685  Myriophyllum spicatum R. Breckenridge/D. Kratville 2004-5-19 s.n. San Joaquin Stockton, near Paradise Point Marina, Eight Mile Road. 0 Comment
  UC1100010  Najas guadalupensis Herbert L. Mason, Verne Grant 1946-9-12 13128 San Joaquin near Dagget Road (Roberts Island, Borden Highway, s of main ditch); Roberts Island, Borden Highway Comment
  UC1100012  Najas guadalupensis Verne Grant, Herbert L. Mason 1946-8-21 13072 San Joaquin Victoria Island, Middle River Bridge Victoria Island; , Middle River Bridge Comment
  JEPS13209  Navarretia leucocephala Rimo Bacigalupi with G. T. Robbins 1955-5-5 4989 San Joaquin 1.5 mi sw Peters (along roadside from Stockton to Peters) 25 Comment
  JEPS70366  Navarretia leucocephala W. L. Jepson 1902-5-18 1823 D San Joaquin Clements 40 Comment
  UC23682  Navarretia leucocephala J. A. Sanford 1890-1 59 San Joaquin Stockton Comment
  UC908648  Navarretia leucocephala Clifford Bedford 1936-4-18 San Joaquin 3 mi se Lodi (Harney Lane) Comment
  CDA40129  Navarretia leucocephala T. C. Fuller 1962-5-1 8924 San Joaquin Highway 12 to Wallace, 2.0 miles east of Clements. 0 Comment
  SEINET9335663  Navarretia leucocephala Unknown 1966-5-3 7690 San Joaquin San Joaquin County Comment
  UC963752  Navarretia leucocephala subsp. leucocephala H. L. Mason 1928-5-3 4455 San Joaquin 4 mi n Clements Comment
  UCR62336  Navarretia leucocephala subsp. leucocephala L. F. LaPre 1990-5-8 s.n. San Joaquin Borden Ranch, Mackville Rd, 1-2 mi north of Liberty Rd; c. 7 miles north of Clements 70 Comment
  UC1529056  Navarretia nigelliformis subsp. radians Dean W. Taylor 1986-5-7 8802 San Joaquin Corral Hollow; ; Lawrence Livermore National Laboratory, Site 300, Corral Hollow, near Alameda County line 502 Comment
  UCD58740  Navarretia tagetina Charlotte Kimball 2007-5-14 s.n. San Joaquin 1500 ft. southwest of the spillway of Comanche Reservoir. 60 Comment
  POM196283  Nemophila menziesii var. menziesii E. E. Stanford 1928-3-23 823 San Joaquin Near Peters. 30 Comment
  SBBG29931  Nemophila pedunculata L. Constance 1940-3-20 2525 San Joaquin Castle Rock, Corral Hollow 198 Comment
  UC659445  Nemophila pedunculata Lincoln Constance, Alan A. Beetle 1940-3-20 2525 San Joaquin Castle Rock Inner Coast Ranges, Castle Rock Corral Hollow (Corral Hollow) 198 Comment
  RSA135390  Nicotiana acuminata Volney Rattan 1880-10-23 s.n. San Joaquin Rattan's Ranch. Comment
  CDA14313  Nicotiana acuminata var. multiflora Al Wheelon 1998-8-12 s.n. San Joaquin San Joaquin Valley; near Port of Stockton. 0 Comment
  SD239940  Nicotiana acuminata var. multiflora George K. Helmkamp, E. A. Helmkamp 2011-10-15 18428 San Joaquin San Joaquin Valley: along CA-26, 0.6 mile northeast of Escalon-Bellota Rd. Roadside depression. 39 Comment
  UC26153  Nicotiana acuminata var. multiflora J. Burtt Davy 1893-11-13 409 San Joaquin Stockton Comment
  UC766710  Nicotiana acuminata var. multiflora R. F. Hoover 1935-8-3 702 San Joaquin 5 mi sw Ripon Comment
  CAS-BOT-BC233461  Nicotiana glauca L. Beane 1949-1-1 s.n. San Joaquin Fifteen miles south-west of Tracy Comment
  CAS-BOT-BC233462  Nicotiana glauca E. E. Stanford 1926-10-19 71 San Joaquin Levee, San Joaquin River, Stockton Comment
  CDA5786  Nicotiana glauca P. Switzenberg 1959-8-1 San Joaquin Home garden, Hansen property, Lucas Road, Woodbridge. 0 Comment
  JEPS12392  Nicotiana glauca W. L. Jepson 1923-10-22 10269 San Joaquin Union Island San Joaquin River (lower San Joaquin River) Comment
  POM146110  Nicotiana glauca E. E. Stanford 1926-10-19 71 San Joaquin Stockton. Levee, San Joaquin River. Comment
  UCD125926  Nicotiana glauca G. F. Hrusa; S. A. Wagner 1992-4-22 9276 San Joaquin Caswell Memorial State Park. Open riverbank areas above the waterline. Comment
  UC26155  Nicotiana quadrivalvis J. A. Sanford 44 San Joaquin French Camp Comment
  JEPS22947  Nitrophila occidentalis Volney Rattan 1881-7-1 San Joaquin Lathrop Comment
  UC519211  Nitrophila occidentalis H. H. Severin 1933-9-7 San Joaquin along irrigating ditch n Ripon Comment
  JEPS40276  Nuphar lutea subsp. polysepala W. L. Jepson 1896-7-17 San Joaquin Stockton Comment
  RSA18385  Oenothera deltoides subsp. cognata Carl B. Wolf 1927-6-24 523 San Joaquin 3 miles west of Manteca Comment
  RSA41301  Oenothera deltoides subsp. cognata Robert F. Hoover 1937-5-18 2178 San Joaquin Near Lathrop Comment
  UC763067  Oenothera deltoides subsp. cognata R. F. Hoover 1938-4-9 3031 San Joaquin hill betw. Castle Rock and Black Butte; Corral Hollow Comment
  UC763977  Oenothera deltoides subsp. cognata R. F. Hoover 1937-5-18 2178 San Joaquin near Lathrop Comment
  CDA38157  Oenothera deltoides subsp. cognata A. E. Mahoney 1958-9-3 s.n. San Joaquin Lathrop; Lake Ranch. 0 Comment
  UC764051  Oenothera elata subsp. hirsutissima Robert F. Hoover 1935-9-7 717 San Joaquin Union Island Comment
  CDA18868  Oenothera elata subsp. hirsutissima G. Leonard 1999-9-1 PDR 005352 San Joaquin San Joaquin Valley; San Joaquin Co. 0 Comment
  CDA38183  Oenothera elata subsp. hirsutissima T. C. Fuller 1958-7-3 1977 San Joaquin Staten Island. 0 Comment
  UCD18385  Orobanche californica subsp. jepsonii Glen Holstein 1976-9-4 14 San Joaquin campground at Caswell Memorial State park. 15 Comment
  CDA42361  Orobanche ramosa Robert Pelletier 2014-7-28 PDR# 390 P06219589 San Joaquin North of Holt, in field south of West Neugerbauer Road and west of North Holt Road. 0 Comment
  CDA42384  Orobanche ramosa Don McCoon 2014-8-26 PDR# 390 P06219816 San Joaquin North of Holt, in field southwest of the intersection of North Holt Road and West Neugerbauer Road. 0 Comment
  CDA42395  Orobanche ramosa Williamson, Medina 2014-8-7 PDR# 390 P06189424 San Joaquin Northwest of Holt, in 34 acre field just north of West McDonald Road. 0 Comment
  CAS-BOT-BC502931  Orobanche ramosa D. Y. Rosenberg 1964-8-20 s.n. San Joaquin Robert's Island, N side of Hwy 4, 0.25 mi E of Inland Dr. Comment
  CAS-BOT-BC502933  Orobanche ramosa C. W. Nichols 1959-7-28 s.n. San Joaquin W side of Robert Rd., 1me S of Hwy 4, Roberts Ialand, ca 3 mi SW of Stockton Comment
  RSA0072116  Orobanche ramosa C. W. Nichols 1959-7-28 s.n. San Joaquin W side of Robert Rd., 1 mi S/Hwy 4, Roberts Island, ca. 3 mi SW/Stockton. Comment
  CDA42028  Orobanche vallicola P. Switzenberg 1964-7-13 s.n. San Joaquin Bank of the Mokelumne River, L. Thompson Property, Route 2, Box 192, Lodi. 0 Comment
  RSA21466  Orthocarpus attenuatus Carl B. Wolf 1937-3-31 8400 San Joaquin W side of San Joaquin Valley, lower end of hospital canyon. 122 Comment
  RSA516491  Orthocarpus campestris Robert F. Hoover 1936-4-30 1051 San Joaquin 2 miles north of Escalon. Comment
  POM146108  Orthocarpus densiflorus E. E. Stanford 1927-4-23 178 San Joaquin Near Stockton. Comment
  POM232061  Orthocarpus erianthus Roxana S. Ferris 1937-4-4 9312 San Joaquin 6 miles from Copperopolis on the Farmington Road. Comment
  RSA402012A  Orthocarpus erianthus E. E. Stanford 1930-4-18 s.n. San Joaquin Northeastern portion of the county. Comment
  SEINET12270168  Orthocarpus erianthus L. D. Thurman 1963-1 120 San Joaquin 2.1 mi E of Calaveras River bridge on state highway 8 Comment
  RSA21453  Orthocarpus purpurascens Carl B. Wolf 1937-3-31 8387 San Joaquin San Joaquin Valley, 0.5 mi N of Vernalis. 30 Comment
  SEINET3237805 Image available Panicum capillare George K. Helmkamp, E. A. Helmkamp 2007-10-13 13095 San Joaquin Northern San Joaquin Valley; along Hwy CA-88, 1.0 mile southwest of Clements at Disch Road. 37 Comment
  UCD37052  Panicum capillare Beecher Crampton 1956-7-30 3743 San Joaquin San Joaquin County, 4.8 miles north of Farmington. Comment
  UCD89490  Panicum capillare Beecher Crampton 1956-7-30 3743 San Joaquin 4.8 miles north of Farmington. Comment
  UCD89578  Panicum dichotomiflorum Beecher Crampton 1955-9-7 3153 San Joaquin 6.4 miles S of Thornton. Comment
  CDA292  Panicum miliaceum Honson 1929-10-1 San Joaquin San Joaquin Valley. 0 Comment
  UCD77898  Panicum miliaceum Robert E. Preston 2004-8-27 2290 San Joaquin 7.4 miles E of Galt, along Elliott Rd 27 Comment
  UCD88656  Parapholis incurva Chandler Jensen 1957-4-25 s.n. San Joaquin Corral Creek, west of Tracy. Comment
  CDA25371  Parvisedum pumilum G. D. Barbe, T. C. Fuller, J. B. Gianelli 1973-4-6 1172 San Joaquin 1 mile (1.6 km) west of Calaveras County line (Wimer Road) on Highway 26; 4.3 miles (6.9 km) east of Bellota, 0.5 mile (0.8 km) east of Shelly Road. 0 Comment
  CAS-BOT-BC259637  Paspalum dilatatum Ira L. Wiggins 1934-6-23 6942 San Joaquin 3.2 miles E of Escalon on road to Oakdale Comment
  CAS-BOT-BC259638  Paspalum dilatatum Brian Atwater 1978-9-16 BA- 145 San Joaquin Inside a meander of Middle River and vicinity, between Victoria Is. and Upper Jones Tract Comment
  UC768598  Paspalum dilatatum R. F. Hoover 1935-6-12 642 San Joaquin Escalon Comment
  UCD88739  Paspalum dilatatum G. F. Hrusa; S. A. Wagner 1992-7-8 9177 San Joaquin Caswell Memorial State Park. Comment
  UCR232645  Paspalum dilatatum George K. Helmkamp, E. A. Helmkamp 2011-10-15 18441 San Joaquin San Joaquin Valley, along CA-4, 0.4 mile east of Farmington 41 Comment
  UCR253498  Paspalum dilatatum George K. Helmkamp, Elizabeth Helmkamp 2012-10-26 20078 San Joaquin San Joaquin Valley, Littlejohns Creek, along unnamed dirt road 0.3 mi. south of CA-4 at a point 0.5 miles east of Farmington 32 Comment
  SEINET10226670 Image available Paspalum dilatatum Ira L. Wiggins 1934-6-25 6942 San Joaquin Ditch 3.2 miles east of Escalon on road to Oakdale Comment
  CAS-BOT-BC259740  Paspalum distichum Harriet A. Walker 1907-9-8 908 San Joaquin Sathrop Comment
  POM364363  Paspalum distichum E. E. Stanford 1927-8-31 697 San Joaquin Stockton, Cal. R. bottom Comment
  SEINET10592977  Paspalum distichum E. E. Stanford 1927-8-31 Stanford 697 San Joaquin Stockton. Forming tangled mats in wet sand in Cal. R. bottom. Comment
  UC604965  Pectocarya anisocarpa Roxana S. Ferris 1938-4-15 9398 San Joaquin near gravel pit at the mouth of Corral Hollow Comment
  JEPS68203  Pectocarya penicillata W. L. Jepson 1922-4-2 9592 San Joaquin Mount Hamilton Range, Coral Hollow, Castle Rock 182 Comment
  UC1601642  Pectocarya penicillata R. F. Hoover 1938-2-27 2798 San Joaquin Corral Hollow, Castle Rock Comment
  UC1745864  Pectocarya penicillata Annetta M. Carter, Louise Darling, Leo Whitney, Robert Hoover et al. 1935-4-21 789 San Joaquin Near ''Castle Rock''. 19 mi. from Livermore on Tesla Rd. Comment
  UCD89427  Pennisetum clandestinum Harold M. Kempen 1976-10-18 San Joaquin Stockton. Comment
  UCD89436  Pennisetum clandestinum T. C. Fuller 1962-11-28 9929 San Joaquin L. A. Dyke prop., w. side of Hwy 50 to Tracy, 0.5 mi. s. of Thomsen Rd., ca. 1 mi. w. of Lathrop. Comment
  CAS-BOT-BC77146  Pentagramma triangularis subsp. triangularis Genevieve Prlain 1976-5-2 s.n. San Joaquin County park on Mokelumne River below Camanche Dam. 27 Comment
  JEPS12430  Perideridia kelloggii J. A. Sanford 1908-9-19 San Joaquin Ellsworth; (= Arena sta.) Comment
  CAS-BOT-BC413599  Persicaria amphibia E. E. Stanford 1927-9-26 717 San Joaquin Stockton Comment
  UCD99070  Persicaria hydropiper G. F. Hrusa 1992-8-26 9548 San Joaquin Caswell Memorial State Park, Oxbow Lake. Comment
  CAS-BOT-BC419065  Persicaria lapathifolia Herbert L. Mason 1928-9-30 4970 San Joaquin San Joaquin Delta near Holt Comment
  UCD99485  Persicaria lapathifolia G. F. Hrusa; S. A. Wagner 1992-8-9 9340 San Joaquin Caswell Memorial State Park. Along the bank of the Stanislaus River. Comment
  UCD99489  Persicaria lapathifolia G. F. Hrusa 1992-8-26 9534 San Joaquin Caswell Memorial State Park. Margin of Oxbow Lake. Comment
  CAS-BOT-BC419251  Persicaria maculosa L. R. Abrams 1920-9-30 7787 San Joaquin Near Banta Comment
  CAS-BOT-BC419252  Persicaria maculosa John Thomas Howell 1929-9-21 4414 San Joaquin Holt Comment
  CAS-BOT-BC419253  Persicaria maculosa William Anderson 1963-11-22 s.n. San Joaquin Terminous Comment
  CAS-BOT-BC419379  Persicaria punctata John Thomas Howell 1929-9-21 4415 San Joaquin Holt Comment
  UCD99791  Persicaria punctata G. F. Hrusa; S. A. Wagner 1992-8-8 9368 San Joaquin Caswell Memorial State Park. Bank of the Stanislaus River. Comment
  UC24367  Phacelia cicutaria F. W. Gunnison May 1896 San Joaquin Linden Comment
  CDA16212  Phacelia ciliata G. F. Hrusa 1998-4-26 14167 San Joaquin San Joaquin Valley; W of Tracy. between tracks & Schulte Rd, nr. Happy Hollow Rd. int. 0 Comment
  JEPS104709  Phacelia ciliata J. L. and F. L. Morrison 1938-3-6 2773 San Joaquin Castle Rock, Corral Hollow, Mount Hamilton Range; steep southwest slope between Castle Rock and the high ridge to the northeast. Comment
  RSA21263  Phacelia ciliata Carl B. Wolf 1937-3-31 8377 San Joaquin San Joaquin Valley, 3 mi. e. of Tracy at junction with Vernalis Road. 8 Comment
  JEPS2245  Phacelia ciliata var. ciliata W. L. Jepson 1922-4-2 9593 San Joaquin Tracy Comment
  JEPS2260  Phacelia ciliata var. ciliata W. L. Jepson 1922-4-2 9565 San Joaquin Corral Hollow Mt. Hamilton Range 152 Comment
  JEPS2262  Phacelia ciliata var. ciliata A. D. Tenney 1915-3-30 San Joaquin Tracy Comment
  JEPS27271  Phacelia ciliata var. ciliata Rimo Bacigalupi with H. G. Baker, J. Weiler, A. Nelson 1961-2-27 7541 San Joaquin hills just n Corral Hollow (nw of site of Carnegie (see USGS Quadr. Midway)); Atomic Energy Commission Preserve 274 Comment
  UC702962  Phacelia ciliata var. ciliata John Thomas Howell 1929-3-27 4106 San Joaquin 4 mi w Tracy Comment
  UC762066  Phacelia distans R. F. Hoover 1938-4-9 3028 San Joaquin 1 mi n Corral Hollow (near Aalmeda Co. line) Comment
  UC596134  Phacelia douglasii R. F. Hoover 1938-2-27 2800 San Joaquin Castle Rock Corral Hollow (type locality) Comment
  UC600981  Phacelia douglasii Marjorie E. Olney 1938-3-6 49 San Joaquin Corral Hollow Mount Hamilton Range Comment
  UC767531  Phacelia douglasii R. F. Hoover 1938-4-9 3025 San Joaquin 1 mi n Corral Hollow (near Alameda Co. line) Comment
  JEPS2048  Phacelia fremontii W. L. Jepson 1922-4-2 9566 San Joaquin Corral Hollow Mt. Hamilton Range (w San Joaquin Co.) Comment
  UC24388  Phacelia imbricata J. A. Sanford 202 San Joaquin West Stockton San Joaquin Valley Comment
  RSA21452  Phacelia tanacetifolia Carl B. Wolf 1937-3-31 8386 San Joaquin San Joaquin Valley, half a mile north of Vernalis. 30 Comment
  UC24484  Phacelia tanacetifolia Benj. Cobb 1900-4 10 San Joaquin Tracy Comment
  UC702960  Phacelia tanacetifolia John Thomas Howell 1929-3-27 4104 San Joaquin 6 1/2 mi w Tracy (road to Altamont) Comment
  UCR143282  Phalaris E. E. Stanford 1930-5-3 1466 San Joaquin Sacramento Valley, near Stockton 5 Comment
  UCD88160  Phalaris aquatica P. B. Kennedy 1929-10-3 s.n. San Joaquin Near Terminous. Lyons ranch. Comment
  UCD88162  Phalaris aquatica P. B. Kennedy 1929-10-3 s.n. San Joaquin Terminous. Lyons ranch. Comment
  CAS-BOT-BC265836  Phalaris arundinacea Brian Atwater 1978-8-22 BA- 73 a San Joaquin A meander of Middle River between Victoria Is. and Upper Jones Tract Comment
  CAS-BOT-BC265839  Phalaris arundinacea E. E. Stanford 1930-5-30 1532 San Joaquin Jones Tract, San Joaquin Delta Comment
  RSA356908  Phalaris arundinacea E. E. Stanford 1930-5-30 1532 San Joaquin Jones Tract, San Joaquin Delta Comment
  UCD88507  Phalaris arundinacea William N. Helphinstine 1967-11-8 s.n. San Joaquin Around Stockton. Comment
  UCD88539  Phalaris arundinacea R. Tofsrud 1952-7-3 s.n. San Joaquin Thornton. Harkins Ranch. Comment
  CAS-BOT-BC259037  Phalaris lemmonii E. E. Stanford 1927-4-24 190 San Joaquin Near Stockton Comment
  RSA582107  Phalaris lemmonii E. E. Stanford 1930-5-10 1473 San Joaquin Near Stanislaus River Comment
  UC188923  Phalaris lemmonii Mr. Sanford 81 San Joaquin Stockton Comment
  SEINET10660263  Phalaris lemmonii E. E. Stanford 1930-5-10 Stanford 1473 San Joaquin Gravel pit near Stanislaus River. In silt land recently, repeatedly flooded Comment
  SEINET3561052 Image available Phalaris minor Unknown 1945-4-22 s.n. San Joaquin Waysides near Stockton. Comment
  UC767847  Phalaris paradoxa R. F. Hoover 1935-6-12 643 San Joaquin Farmington Comment
  JEPS1846  Pholistoma membranaceum W. L. Jepson 1922-4-2 9585 San Joaquin Corral Hollow w. San Joaquin Co., Mt. Hamilton Range, Corral Hollow 182 Comment
  UC767574  Pholistoma membranaceum R. F. Hoover 1938-2-27 2792 San Joaquin Corral Hollow Castle Rock; , Corral Hollow Comment
  POM354319  Phoradendron macrophyllum E. E. Stanford 1930-3-30 1193 San Joaquin Near Bellota. Comment
  CAS-BOT-BC141056  Phoradendron serotinum subsp. macrophyllum E. E. Stanford 1930-3-30 1193 San Joaquin Near Bellota Comment
  UCD102188  Phoradendron serotinum subsp. macrophyllum G. F. Hrusa; S. A. Wagner 1992-3-4 9061 San Joaquin Caswell Memorial State Park. Comment
  UC6092  Phoradendron villosum F. T. Bioletti 1892-1 San Joaquin Tracy Comment
  SEINET3814642 Image available Photinia serrulata W. G. Gambill Jr. 1965-3-29 s.n. San Joaquin Stockton, Stockton. Comment
  HSC28471  Phragmites australis J. D. Ackerman, A. M. Montalvo 1973-12-20 125 San Joaquin Between Hwy. 4 and Middle River town. Comment
  POM313148  Phragmites australis H. L. Mason, Verne Grant 1946-9-12 13123 San Joaquin Borden Highway halfway Old River- Middle River Comment
  UCD89833  Phragmites australis Franz R. Kegel 1984-2-1 s.n. San Joaquin San Joaquin County. Comment
  UCD89853  Phragmites australis Collector Unknown 1928-9-30 s.n. San Joaquin near Holt. Comment
  UC635115  Phyla lanceolata H. L. Mason 1929-9-9 5428 San Joaquin San Joaquin River delta Holt; San Joaquin River delta Comment
  UC635117  Phyla lanceolata Herbert L. Mason 1928-9-30 4954 San Joaquin near Holt (San Joaquin River Delta); San Joaquin River Delta Comment
  CDA39033  Phyla nodiflora D. G. Kelch 2011-10-4 11 .838 San Joaquin Approx. 7 km west of Orestimba. Stuhr Rd east of I-5 along Orestimba Creek. Comment
  CDA9729  Phyla nodiflora Jim Allan 2007-6-25 PDR# 1431930 San Joaquin Stockton; 1868 E. Hazelton. Comment
  RSA82208  Phyla nodiflora Annetta Carter 1933-5-12 303 San Joaquin About 5 miles west of Thornton. Comment
  UC25120  Phyla nodiflora F. T. Bioletti 1892-9-9 San Joaquin Lathrop Comment
  RSA18620  Phyla nodiflora Carl B. Wolf 1937-6-10 8771 San Joaquin San Joaquin Valley, 8 mi S of Stockton on Manteca Road. -8 Comment
  CDA40719  Phyla nodiflora var. incisa T. C. Fuller 1960-5-17 4362 San Joaquin South of Highway 4, 1.4 miles east of Jack Tone Road, 8.7 miles east of Stockton. 0 Comment
  CDA3315  Phytolacca americana J. Chapman, J. L. Joos 1961-4-25 San Joaquin Stockton. 0 Comment
  CAS-BOT-BC76933  Pilularia americana John Thomas Howell 1930-4-12 4683 San Joaquin 7 miles from Escalon on road to Stockton. Comment
  UC810867  Pilularia americana C. L. Hitchcock 1940-5-12 6355 San Joaquin 3 mi s Galt 15 Comment
  CDA42737  Pilularia americana T. C. Fuller 1962-5-1 8341 San Joaquin North side of Ione Road, across from old school, ca. 2 miles north of Clements. 0 Comment
  RSA20135  Plagiobothrys acanthocarpus Roxana S. Ferris 1938-4-15 9396 San Joaquin Western end of Lynn Road between Carbona and mouth of Corral Hollow. 61 Comment
  RSA28027  Plagiobothrys bracteatus C. L. Hitchcock 1940-5-12 6363 San Joaquin 3 miles south of Galt 16 Comment
  CDA40685  Plagiobothrys bracteatus T. C. Fuller 1962-5-1 8293 San Joaquin Highway 12 to Wallace, 2.0 miles east of Clements. 0 Comment
  UC25042  Plagiobothrys canescens J. A. Sanford 1890-1 96 San Joaquin French Camp Comment
  UC571918  Plagiobothrys canescens C. W. and H. K. Sharsmith 1935-3-3 1480 San Joaquin e end Corral Hollow; Mt. Hamilton Range 228 Comment
  UC604931  Plagiobothrys canescens Roxana S. Ferris 1938-4-15 9406 San Joaquin near gravel pit at the mouth of Corral Hollow Corral Hollow Comment
  UC766398  Plagiobothrys canescens R. F. Hoover 1938-4-9 3039 San Joaquin hill between Castle Rock and Black Butte; Corral Hollow Comment
  UC78029  Plagiobothrys canescens C. F. Baker 1903-4-25 2786 San Joaquin Tracy Comment
  JEPS68027  Plagiobothrys canescens W. L. Jepson 1922-4-2 9561 San Joaquin gravelly flat Mt. Hamilton Range, Corral Hollow 152 Comment
  UCD33923  Plagiobothrys fulvus var. campestris Beecher Crampton 1975-4-16 9147 San Joaquin San Joaquin County, 3 miles north of Clements along Liberty road. Comment
  UCR232272  Plagiobothrys humistratus George K. Helmkamp, E. A. Helmkamp 2011-3-29 17103 San Joaquin San Joaquin Valley, along CA-26 at the junction with Ospital/N Wimer Road, c. 0.3 mile southwest of the Calaveras County line, 9.1 miles NE (56 deg. ) of Linden 72 Comment
  UCR232636  Plagiobothrys humistratus George K. Helmkamp, E. A. Helmkamp 2011-3-29 17105 San Joaquin San Joaquin Valley, along CA-26 at the junction with Ospital/N Wimer Road, c. 0.3 mile southwest of the Calaveras County line, 9.1 miles NE (56 deg. ) of Linden 72 Comment
  JEPS68054  Plagiobothrys infectivus R. F. Hoover 1937-4-3 1744 San Joaquin lower end Corral Hollow Comment
  UC596229  Plagiobothrys infectivus R. F. Hoover 1938-4-10 3067 San Joaquin Lower Hospital Canyon Comment
  UC618417  Plagiobothrys infectivus John Thomas Howell 1938-4-10 13757 San Joaquin Hospital Canyon Comment
  UC766183  Plagiobothrys infectivus R. F. Hoover 1938-4-10 3067 San Joaquin Lower Hospital Canyon; ; Lower Hospital Canyon, San Joaquin Co. Comment
  UCR62341  Plagiobothrys leptocladus L. F. LaPre 1990-5-10 s.n. San Joaquin Borden Ranch, 7 mi north of Clements. 79 Comment
  UC25055  Plagiobothrys nothofulvus J. A. Sanford 1890-1 212 San Joaquin French Camp Comment
  UCR70798  Plagiobothrys nothofulvus E. E. Stanford 1928-3-20 0816 San Joaquin Near Peters Comment
  POM368903  Plagiobothrys nothofulvus E. E. Stanford 1930-4-17 1324 San Joaquin Clements Road. Comment
  UC100846  Plagiobothrys shastensis F. W. Gunnison May 1896 San Joaquin Linden Comment
  UC24570  Plagiobothrys stipitatus J. A. Sanford 1890-1 101 San Joaquin French Camp Comment
  UC78187  Plagiobothrys stipitatus C. F. Baker 1903-4-27 2788 San Joaquin Bethany Comment
  RSA21258  Plagiobothrys stipitatus C. B. Wolf 1937-3-31 8372 San Joaquin San Joaquin Valley. 1 mi S of Stockton on Tracy Rd. 5 Comment
  UC573149  Plagiobothrys stipitatus var. micranthus Herbert L. Mason 1928-5-3 4454 San Joaquin 4 mi n Clements Comment
  UC881352  Plagiobothrys stipitatus var. micranthus L. R. Abrams 1923-3-31 7951 San Joaquin 4 mi from Manteca (on the Stockton Road) Comment
  RSA80160  Plagiobothrys stipitatus var. micranthus E. E. Stanford 1930-04 s.n. San Joaquin Northern part of the county. Comment
  RSA135445  Plagiobothrys tenellus Volney Rattan 1877-03 s.n. San Joaquin Live Oaks Comment
  UC59632  Plagiobothrys tenellus Mrs. Bush March, 1903 San Joaquin Lathrop Comment
  UC766027  Plagiobothrys tenellus R. F. Hoover 1938-2-27 2799 San Joaquin Castle Rock Corral Hollow Comment
  CAS-BOT-BC60817  Planodes virginica John Thomas Howell 1930-4-12 4684 San Joaquin 7 miles from Escalon on road to Stockton. Comment
  JEPS7107  Plantago elongata R. F. Hoover 1935-3-1 250 San Joaquin w of Ripon (San Joaquin River bridge); San Joaquin River Comment
  OBI64495  Plantago elongata David J. Keil 2005-3-13 30356 San Joaquin Just W of Amador County line along Calif Rte 88, 5.5 m NE of Mokelumne River bridge 82 Comment
  JEPS14921  Plantago erecta Rimo Bacigalupi with A. Carter, F. Chisaki, L. Mason, and I. Tavares 1956-4-5 5584 San Joaquin near mouth of Corral Hollow (e base of Black Butte); Black Butte 152 Comment
  JEPS6410  Plantago erecta W. L. Jepson 1922-4-2 9557 San Joaquin mouth of Corral Hollow, w San Joaquin County Mt. Hamilton Range 152 Comment
  UCR233205  Plantago erecta George K. Helmkamp, E. A. Helmkamp 2010-4-7 15838 San Joaquin Northeast San Joaquin Valley, along CA-88, 1.1 miles southwest of the Amador County line, 6 miles NE (33 deg. ) of Clements 79 Comment
  UCD124462  Plantago erecta June McCaskill; Jack Major 1958-4-10 553 San Joaquin north side of State Highway 12, 2.1 miles west of Wallace (1.4 miles west of turnoff to Camanche). 60 Comment
  UCR235294  Plantago lanceolata George K. Helmkamp, E. A. Helmkamp 2011-11-21 18477 San Joaquin Northeastern San Joaquin Valley, along Johnson Road, 0.8 mile south of its junction with CA-12, NE of Lockeford, SW of Camanche Reservoir 53 Comment
  UCD143184  Platanus racemosa G. F. Hrusa 1992-8-25 9570 San Joaquin around 75 feet in the eastern end of the park.This from the easternmost campground area. Caswell Memorial State Park. Comment
  CAS-BOT-BC91960  Platystemon californicus Roxana S. Ferris 1938-4-15 9408 San Joaquin 0.5 mile west of gravel pit at mouth of Corral Hollow on the Livermore Road. 152 Comment
  CAS-BOT-BC91962  Platystemon californicus E. E. Stanford 1930-4-12 1304 San Joaquin Mariposa Road 15 miles southeast of Stockton. Comment
  CAS-BOT-BC91964  Platystemon californicus Alice Eastwood 1917-4-2 s.n. San Joaquin Banta. Comment
  JEPS51601  Platystemon californicus W. L. Jepson 1938-4-14 18686 San Joaquin 2 mi ne Clements Comment
  JEPS51616  Platystemon californicus W. L. Jepson 1922-4-2 9574 San Joaquin Corral Hollow , Corral Hollow (Mt. Hamilton Range) 182 Comment
  RSA21627  Platystemon californicus var. californicus Roxana S. Ferris 1938-4-15 9408 San Joaquin Half mile west of gravel pit at mouth of Corral Hollow on the Livermore Road. 152 Comment
  RSA445722  Platystemon californicus var. californicus E. E. Stanford 1930-4-12 1304 San Joaquin Mariposa Road 15 miles SE of Stockton Comment
  NY1085463  Platystemon tortuosus C. F. Baker 1903-4-25 2780 San Joaquin Tracy Comment
  JEPS76012  Poa annua W. L. Jepson 1937-4-23 18010 San Joaquin ca 5 mi se Stockton (on Farmington Rd) Comment
  UCD90357  Poa annua G. F. Hrusa; S. A. Wagner 1992-3-4 9082 San Joaquin Caswell Memorial State Park. Picnic areas. Comment
  UCD90656  Poa bulbosa Beecher Crampton 1975-4-16 9150 San Joaquin along State Hwy. 88. Northeastern part of the county. Comment
  CAS-BOT-BC255792  Poa infirma E. E. Stanford 1927-4-27 200 San Joaquin Lois Park, San Joaquin River Comment
  CAS-BOT-BC236339  Poa secunda subsp. secunda E. E. Stanford 1930-4-5 1237 San Joaquin Hospital Canyon Comment
  CAS-BOT-BC236340  Poa secunda subsp. secunda Alice Eastwood; John Thomas Howell 1935-4-7 2092 San Joaquin E end of Corral Hollow Comment
  UC157040  Poa secunda subsp. secunda C. F. Baker 1903-4-25 2776 San Joaquin Tracy Comment
  RSA122031  Pogogyne douglasii R. D. Roseberry 1935-5-13 168 San Joaquin 2 miles SSW of Wallace 122 Comment
  UC573475  Pogogyne douglasii R. D. Roseberry 1935-5-13 168 San Joaquin two miles southwest of Wallace 121 Comment
  UC570730  Pogogyne zizyphoroides Herbert L. Mason 1928-5-3 4448 San Joaquin 4 miles north of Clements Comment
  JEPS50530  Polygonum amphibium var. emersum W. L. Jepson 1913-11-22 5692 San Joaquin Middle River San Joaquin Delta Comment
  UC1035807  Polygonum amphibium var. emersum Annie M. Alexander and Louise Kellogg 1943-6-26 3455 San Joaquin Middle River Bridge San Joaquin Valley, San Joaquin River (Byron-Stockton hwy) Comment
  UC6644  Polygonum amphibium var. stipulaceum J. A. Sanford 1890-1 77 San Joaquin Holden Comment
  UC466072  Polygonum aviculare Katharine Brandegee Aug. 1907 San Joaquin near Lathrop; San Joaquin Bridge Comment
  UCR253615  Polygonum aviculare George K. Helmkamp, Elizabeth Helmkamp 2012-10-26 20075 San Joaquin San Joaquin Valley, Rock Creek, at East Sonora Road, 1.3 miles southeast of CA-4 50 Comment
  UCD100086  Polygonum aviculare subsp. depressum G. F. Hrusa 1992-8-26 9557 San Joaquin Caswell Memorial State Park. Comment
  JEPS74997  Polygonum hydropiper L. R. Heckard and P. Rubtzoff 1971-9-15 2806 San Joaquin along Airport Way 2.6 mi s junction of West Ripon road (ca 7 mi sw of Manteca) Comment
  CDA22799  Polygonum hydropiper J. F. Silva 1957-10-9 San Joaquin Escalon. 0 Comment
  UC1101178  Polygonum hydropiperoides Herbert L. Mason 1928-9-30 4971 San Joaquin near Holt; Alkaline Grasslands of San Joaquin Valley, San Joaquin Del Comment
  UC465851  Polygonum lapathifolium Harriet A. Walker 1907-9-8 928 San Joaquin Lathrop Comment
  UC6723  Polygonum lapathifolium J. Burtt Davy 1893-9-13 1182 San Joaquin Stockton Comment
  UCR128286  Polygonum lapathifolium Pam Wright, Louis LaPierre 2003-5-9 s.n. San Joaquin Sacramento Valley, 1 mile south of Collegeville, southeast of Stockton and east of French Camp, off Littlejohn Creek immediately west of Jack Tone Road and south of BNSF railroad line, 55 acre Mariposa mitigation site (created in 2000) 17 Comment
  UCR63953  Polygonum persicaria L. F. LaPre 1990-6-4 s.n. San Joaquin Borden Ranch, south side of Dry Creek 70 Comment
  JEPS50651  Polygonum punctatum W. L. Jepson 1923-10-22 10275 San Joaquin Union Island Lower San Joaquin Comment
  JEPS75000  Polygonum punctatum L. R. Heckard and P. Rubtzoff 1971-9-15 2805 San Joaquin along Airport Way 2.6 mi s junction of West Ripon road (ca 7 mi sw of Manteca) Comment
  JEPS77906  Polygonum punctatum Edward Lee 1934-7-4 958 San Joaquin Holt Holt (roadside marsh) Comment
  JEPS77907  Polygonum punctatum Edward Lee 1934-7-4 958 San Joaquin Holt Holt (roadside marsh) Comment
  UC580083  Polygonum punctatum Ira L. Wiggins 1934-7-28 6941 San Joaquin ditch at roadside 3.2 mi e Escalon Comment
  POM147783  Polygonum punctatum E. E. Stanford 1927-9-26 725 San Joaquin Stockton, near San Joaquin River. Louis Park. Comment
  CDA22849  Polygonum punctatum var. leptostachyum M. Switzenberg 1958-9-24 San Joaquin Hale Ranch, Highway 120, west of Seidner Avenue. 0 Comment
  UC6656 Image available Polygonum ramosissimum J. Burtt Davy 1893-11-13 1199 San Joaquin Stockton Comment
  CAS-BOT-BC233031  Polypogon interruptus E. E. Stanford 1930-5-10 1469 San Joaquin French Camp road near Summer Home Comment
  SEINET3561874 Image available Polypogon interruptus P. O. Schallert 1945-5-6 C 253 San Joaquin Near Stockton. Comment
  SEINET10602410  Polypogon interruptus E. E. Stanford 1930-5-10 Stanford 1469 San Joaquin French Camp Rd. near Summer Home. Along irrigating ditch. Comment
  CAS-BOT-BC232554  Polypogon monspeliensis E. E. Stanford 1926-10-23 80 San Joaquin Stockton. On campus Comment
  POM147757  Polypogon monspeliensis E. E. Stanford 1927-4-27 199 San Joaquin Louis Park, Stockton. Comment
  UCR128230  Polypogon monspeliensis Pam Wright, Louis LaPierre 2003-5-9 s.n. San Joaquin Sacramento Valley, 1 mile south of Collegeville, southeast of Stockton and east of French Camp, off Littlejohn Creek immediately west of Jack Tone Road and south of BNSF railroad line, 55 acre Mariposa mitigation site (created in 2000) 17 Comment
  CDA20543  Pontederia cordata F. Zarate 2005-7-1 PDR 1349506 San Joaquin San Joaquin Delta; 14 Mile Slough, outside of Stockton, E of I-5. 0 Comment
  CAS-BOT-BC102642  Populus fremontii Peter H. Raven; R. Ornduff; et al. 1957-3-30 10557 San Joaquin Corral Hollow Comment
  CAS-BOT-BC102643  Populus fremontii Alice Eastwood; John Thomas Howell 1935-2-24 1951 San Joaquin Corral Hollow Comment
  CAS-BOT-BC102644  Populus fremontii E. E. Stanford 1930-4-5 1232 San Joaquin Hospital Canyon Comment
  UCD110628  Populus fremontii subsp. fremontii G. F. Hrusa; S. A. Wagner 1992-4-22 9244 San Joaquin Caswell Memorial State Park, more along the Stanislaus River banks. Comment
  UC127961  Portulaca oleracea Harriet A. Walker 1907-9-8 925 San Joaquin Lathrop, near RailRoad Station Lathrop Comment
  CDA19210  Potamogeton crispus R. Woolstrum 2001-4-3 PDR 005387 San Joaquin In pond at 1237 Jackson Rd., Lodi. 0 Comment
  UC1099891  Potamogeton crispus Herbert L. Mason, S. Galen Smith 1948-8-5 8269 San Joaquin Trapper's Slough Robert's Island Comment
  UC1099894  Potamogeton crispus Herbert L. Mason, Verne Grant 1946-8-21 13068 San Joaquin sw of Holt; Trapper's Slough Comment
  CAS-BOT-BC452127  Potamogeton crispus Herbert L. Mason; S. Galen Smith 1948-8-5 8269 San Joaquin Trapper's Slough, Robert's Island Comment
  UC1100041  Potamogeton foliosus Herbert L. Mason, S. Galen Smith 1948-8-11 8319 San Joaquin Trapper's Slough; Robert's Island Comment
  UC1099854  Potamogeton illinoensis Herbert L. Mason, Verne Grant 1946-8-21 13069 San Joaquin sw of Holt; Trapper's Slough Comment
  CDA36300  Potamogeton nodosus Ed Finley, Mark Lubinski 1988-9-24 San Joaquin Throughout Delta. 0 Comment
  JEPS40573  Potentilla rivalis F. T. Bioletti Apr 1892 San Joaquin Tracy Comment
  UC1745889  Proboscidea louisianica subsp. louisianica Annetta M. Carter, Beryl Schreiber, Ethel Crum 1937-8-22 1329 San Joaquin Between Clements & Lockford. Comment
  UCD54530  Proboscidea lutea Ellen Dean; Ann King, Dawn Cunningham 2005-9-27 2711 San Joaquin Southern boundary of city of Manteca. South side of Hwy 120, east of Interstate 5, just E of South Union Rd. 15 Comment
  UCD133675  Pseudognaphalium luteoalbum G. F. Hrusa; S. A. Wagner 1992-4-22 9269 San Joaquin Caswell Memorial State Park. Comment
  UC32041  Pseudognaphalium stramineum J. A. Sanford 1890-1 188 San Joaquin Stockton Comment
  UCD33077  Psilocarphus brevissimus Beecher Crampton 1966-5-3 7689 San Joaquin San Joaquin County, ca. 7 3/4 miles N.N.E. of Lodi, intersection of Liberty and Bruella roads. Comment
  POM196042  Psilocarphus brevissimus E. E. Stanford 1929-4-7 1063 San Joaquin Near Peters. Comment
  CHSC79255  Psilocarphus brevissimus var. brevissimus Beecher Crampton 1966-5-3 7689 San Joaquin Ca. 7 3/4 miles N.N.E. of Lodi, intersection of Liberty and Bruella roads. Comment
  JEPS12798  Psilocarphus brevissimus var. brevissimus Rimo Bacigalupi with G. T. Robbins 1955-5-5 4999 San Joaquin near Peters Dump (1 1/2 mi s of Peters, along road to Farmington) 33 Comment
  JEPS40456  Psilocarphus brevissimus var. brevissimus W. L. Jepson 1937-4-23 18009 San Joaquin on Farmington Road c 5 mi se Stockton Comment
  CAS-BOT-BC361808  Psilocarphus brevissimus var. brevissimus E. E. Stanford 1929-4-7 1036 San Joaquin Near Peters Comment
  CAS-BOT-BC361850  Psilocarphus oregonus Roxana S. Ferris 1953-5-15 12658 San Joaquin On road betw. Everett School & intersection with Bellota-Farmington road, ca. 2 mi. W of intersection Comment
  JEPS33804  Psilocarphus oregonus W. L. Jepson 1937-4-23 18015 a San Joaquin ca 5 mi se Stockton (on Farmington road) Comment
  JEPS40502  Psilocarphus oregonus R. F. Hoover 1937-4-23 1922 San Joaquin 7 mi e Stockton Comment
  UCR80875  Psoralea macrostachya G. Fred Hrusa, S. A. Wagner 1992-7-8 9178 San Joaquin Caswell Memorial State Park. Comment
  UC768472  Pterostegia drymarioides R. F. Hoover 1938-4-9 3046 San Joaquin hill between Castle Rock and Black Butte; Corral Hollow Comment
  CDA22095  Quercus kelloggii J. B. Gianelli 1982-4-15 San Joaquin Road to Mount Boardman, 300 feet from Stanislaus county line. 0 Comment
  CDA19501  Quercus lobata M. I. Wibawa, G. F. Hrusa, J. Naughton 2002-5-15 201 San Joaquin Sacramento Valley; On Dustin Rd., ~0.1 mi N of Liberty Rd., near Acampo. 7 Comment
  JEPS37841  Quercus lobata W. L. Jepson 1923-10-22 10278 San Joaquin Union Island Lower San Joaquin Comment
  POM147781  Quercus lobata E. E. Stanford 1927-9-22 710 San Joaquin Stockton. Comment
  UCD46843  Quercus lobata M. I. Wibawa; G. F. Hrusa and J. Naughton 2002-5-15 201 San Joaquin Coyote Creek tributary riparian zone. Disturbed grassland on Dustin Rd., ~0.1 mi N of Liberty Rd., near Acampo. UTM: 10S, 4235258 N, 0654074 E. 7 Comment
  UCR77116  Quercus lobata G. Fred Hrusa 1992-8-25 9546 San Joaquin Caswell Memorial State Park. Comment
  UCD47110  Quercus palustris D. Q. Cavagnaro 1963-10-13 219 San Joaquin In ca. 1 mile long line of this species on south side of State Highway 12, outskirts of Lodi, San Joaquin County, California. Comment
  CAS-BOT-BC104668  Quercus wislizeni E. E. Stanford 1930-4-17 1340 San Joaquin Clements Road Comment
  CDA25741  Quercus wislizeni var. wislizeni G. K. Helmkamp, E. A. Helmkamp 2007-10-13 13090 San Joaquin Northern San Joaquin Valley; Along Highway CA-88, 1.0 mile southwest of Clements at Disch Road. Comment
  UCR194722  Quercus wislizeni var. wislizeni George K. Helmkamp, E. A. Helmkamp 2007-10-13 13090 San Joaquin Northern San Joaquin Valley, along Hwy CA-88, 1.0 mile southwest of Clements at Disch Road 37 Comment
  UCR253569  Quercus wislizeni var. wislizeni George K. Helmkamp 2014-3-18 22584 San Joaquin Eastern San Joaquin Valley, Collier Road, 0.2 mile west of its junction with CA-88, c. 2 miles west of Comanche Reservoir 43 Comment
  UCD95905  Ranunculus bonariensis var. trisepalus Terri Williamson 1990-4-28 16 San Joaquin Buena Vista Road, 1 mile E of Highway 88. 121 Comment
  UC766207  Ranunculus californicus Robert F. Hoover 1935-3-1 276 San Joaquin 5 mi sw Ripon Comment
  UCR136764  Ranunculus californicus E. E. Stanford 1929-3-30 1021 San Joaquin San Joaquin Valley, Near Stockton 30 Comment
  POM196040  Ranunculus californicus E. E. Stanford 1929-3-30 1021 San Joaquin Near Stockton Comment
  SEINET9286721  Ranunculus californicus Unknown 1992-4-8 9095 San Joaquin Caswell Memorial State Park Comment
  CDA15513  Ranunculus muricatus Tom Watkins 1999-4-28 PDR 1098791 San Joaquin San Joaquin Valley; Wagner Dairy, 22167 Skiff Rd., Escalon. 28 Comment
  SEINET4691430  Ranunculus muricatus George K. Helmkamp, E. A. Helmkamp 2010-1 15830 San Joaquin Northeast San Joaquin Valley: Collier Road, 0.1 mile west of its junction with CA-88, 1.83 mi. NE (27 degrees) of Clements. 47 Comment
  UCR238409  Ranunculus muricatus George K. Helmkamp, E. A. Helmkamp 2012-4-7 18724 San Joaquin San Joaquin Valley, along CA-26, 3.2 miles southwest of its junction with N Wimer Road, NE of town of Linden 52 Comment
  UCR242783  Ranunculus muricatus George K. Helmkamp, E. A. Helmkamp 2010-4-7 15830 San Joaquin Northeast San Joaquin Valley, Collier Road, 0.1 mile west of its junction with CA-88, 1.83 mi. NE (27 deg. ) of Clements 47 Comment
  SEINET12092446  Ranunculus pusillus E. E. Stanford 1930-1 1462 San Joaquin Elliot Rd. near Elliot Comment
  CDA24349  Ranunculus sceleratus J. Solari 1974-5-1 San Joaquin Along Fine Road between Milton Road & the Southern Pacific Railroad tracks, Peters. 0 Comment
  CDA24356  Ranunculus sceleratus T. C. Fuller, Via Livestock Dis. 1959-4-23 2261 San Joaquin M. L. Kantroak, Austin & French Camp Roads, Manteca. 0 Comment
  UCD115155  Raphanus raphanistrum G. F. Hrusa; S. A. Wagner 1992-3-22 9065 San Joaquin Caswell Memorial State Park. Comment
  UC10778  Raphanus sativus J. A. Sanford 1890-1 95 San Joaquin French Camp Comment
  UCR201934  Raphanus sativus George K. Helmkamp, E. A. Helmkamp 2008-10-9 14233 San Joaquin San Joaquin Valley, junction of Collier Road and CA-88, 1.1 miles north of the junction of CA-12 and CA-88, NE of Lodi 35 Comment
  UCR253608  Raphanus sativus George K. Helmkamp 2014-3-18 22578 San Joaquin San Joaquin Valley, along Hwy CA-88 on the southwest side of the border with Calaveras County, 7.1 mi. SW (220 deg. ) of Ione 87 Comment
  HSC6885  Raphanus sativus D. A. Shally 1965-4-10 7 San Joaquin 0.25 mi. W of Oak Grove Resort, Hwy. 26, Linden Rd. Comment
  RSA431505  Raphanus sativus E. E. Stanford 1930-4-18 s.n. San Joaquin Northeastern portion of the county. Comment
  SEINET11261079  Raphanus sativus Virginia Alexson 1964-6-18 41 San Joaquin Three miles north of Stockton.; 0 Comment
  UC764964  Ribes aureum Robert F. Hoover 1935-3-1 245 San Joaquin 5 mi sw Ripon Comment
  SBBG41738  Ribes aureum var. gracillimum P. Rubtzoff 1965-4-6 5519 San Joaquin Garden Rd, 0.5 mi S of Division Rd (Tracy-Ripon area) Comment
  CDA25545  Ribes menziesii var. leptosmum T. C. Fuller 1971-4-22 19843 San Joaquin North slope of Mt. Bordman. 0 Comment
  CDA25563  Ribes quercetorum T. C. Fuller 1962-4-24 8217 San Joaquin South of Corral Hollow Creek, ca. 8 miles southwest of Tracy. 0 Comment
  RSA0024562  Ribes quercetorum Carl B. Wolf 1937-3-31 8405 San Joaquin W side of San Joaquin Valley, Hospital Canyon. 137 Comment
  UCD108418  Robinia pseudoacacia G. F. Hrusa 1992-8-26 9533 San Joaquin Caswell Memorial State Park. Comment
  JEPS13212  Rorippa curvisiliqua Rimo Bacigalupi with G. T. Robbins 1955-5-5 4993 San Joaquin 1 1/2 mi sw Peters (along roadside from Stockton to Peters); sw of Peters 25 Comment
  CAS-BOT-BC74431  Rorippa curvisiliqua Roxana S. Ferris 1953-5-15 12639 San Joaquin On road between Everett School and intersection with Bellota-Farmington road, ca. 1 mile west of intersection. Comment
  CDA25119  Rorippa curvisiliqua R. D. Greek, K. W. Brown 1977-4-27 San Joaquin South shore Lake Camanche. 0 Comment
  UC117552  Rorippa curvisiliqua var. occidentalis Michener and Bioletti Apr 1892 San Joaquin Tracy Comment
  JEPS75002  Rorippa palustris L. R. Heckard and P. Rubtzoff 1971-9-15 2804 San Joaquin ca 7 mi s.w. Manteca (along Airport Way 2.6 mi s. of junction of West Ripon Rd.) Comment
  UCD115321  Rorippa palustris W. W. Robbins; A. S. Crafts 1932-3-30 s.n. San Joaquin Stockton. Comment
  UCD115317  Rorippa palustris subsp. palustris G. F. Hrusa; S. A. Wagner 1992-7-8 9144 San Joaquin Caswell Memorial State Park. Comment
  UCD115316  Rorippa palustris subsp. palustris G. F. Hrusa; S. A. Wagner 1992-7-8 9143 San Joaquin Caswell Memorial State Park; beach below campgrounds at eastern end of park. Comment
  CAS-BOT-BC147609  Rosa californica E. E. Stanford 1926-10-14 61 San Joaquin 4 miles south of Galt Comment
  UC12854  Rosa californica Ivar Tidestrom 1893-11-13 San Joaquin between Stockton and Tracy (roadsides near river); San Joaquin R. Comment
  UCD113767  Rubus armeniacus G. F. Hrusa 1992-8-26 9519 San Joaquin Caswell Memorial State Park, to the south of the entrance gate, along road into the campgrounds. Comment
  UCD89035  Rubus ursinus Lindsay Clark 2008-5-8 CSP 21 San Joaquin In Caswell Memorial State Park, at the end of Austin Rd, picnic area on the left 0.3 miles after ranger station. Growing at end of parking lot on the right, near the curb. 20 Comment
  SEINET6077276  Rumex conglomeratus E. E. Stanford 1930-5-31 1548 San Joaquin North of Stockton. Comment
  UC60911  Rumex crispus N. K. Berg 1903-11-28 San Joaquin Rough and Ready Comment
  CAS-BOT-BC421603  Rumex crispus E. E. Stanford 1927-5-26 435 San Joaquin Stockton Comment
  UCD101144  Rumex crispus G. F. Hrusa; S. A. Wagner 1992-4-22 9287 San Joaquin Caswell Memorial State Park. Upper reaches of the beach at the easternmost end of the park. Comment
  CAS-BOT-BC433494  Rumex fueginus Peter Rubtzoff 1965-7-27 5585 San Joaquin San Joaquin River at Airport Way crossing (Tracy-Ripon area). Comment
  CDA2889  Rumex obtusifolius T. C. Fuller 1958-9-3 1196 -58 San Joaquin 0.1 miles west of Farmington. 0 Comment
  CAS-BOT-BC433765  Rumex pulcher Volney Rattan 1880-6-1 s.n. San Joaquin Live Oaks Comment
  JEPS77914  Sagittaria latifolia Edward Lee 1934-7-4 968 San Joaquin 1/2 mi e of Middle River Holt (Borden (?) highway); e of Middle River Comment
  UC935759  Sagittaria latifolia Herbert L. Mason 1928-9-30 4960 San Joaquin San Joaquin Delta near Holt; San Joaquin Delta near Holt Comment
  CAS-BOT-BC445815  Sagittaria montevidensis Ira L. Wiggins 1934-7-28 6943 San Joaquin 3.2 miles east of Escalon Comment
  UC935735  Sagittaria montevidensis subsp. calycina Herbert L. Mason and Verne Grant 1946-9-12 13126 San Joaquin Roberts Island; Borden Highway near Dagget Road Comment
  UC549  Sagittaria sanfordii J. A. Sanford Sept. 1901 San Joaquin Stockton Comment
  UC551  Sagittaria sanfordii J. A. Sanford 1890-1 39 San Joaquin San Joaquin Co. Comment
  SEINET11763479  Sagittaria sanfordii R. S. Ferris 1940-1 9842 San Joaquin about 3 mi W of Lockford on Stockton-Lockford road Comment
  POM196032  Salix alba E. E. Stanford 1929-3-26 1019 San Joaquin San Joaquin River. Comment
  CAS-BOT-BC129665  Salix bonplandiana E. E. Stanford 1928-3-20 830 San Joaquin Near Peters 45 Comment
  CAS-BOT-BC129668  Salix bonplandiana Herbert F. Copeland 1935-4-28 s.n. San Joaquin South Fork of Mokelumne River Comment
  CAS-BOT-BC129667  Salix bonplandiana E. E. Stanford 1929-3-26 1019 San Joaquin San Joaquin River Comment
  POM146138  Salix exigua E. E. Stanford 1927-4-20 166 San Joaquin Near Stockton. Along Calaveras River. Comment
  RSA181501  Salix exigua I. L. Wiggins 1964-5-26 19017 San Joaquin Beside old channel of San Joaquin River. Between Tracy and Manteca. Comment
  UCD110929  Salix exigua G. F. Hrusa; S. A. Wagner 1992-4-22 9248 San Joaquin Caswell Memorial State Park. Comment
  UC446384  Salix exigua var. hindsiana J. A. Sanford 65 San Joaquin Stockton Comment
  CAS-BOT-BC107860  Salix gooddingii E. E. Stanford 1930-4-12 1275 San Joaquin Near Manteca Comment
  CAS-BOT-BC107861  Salix gooddingii E. E. Stanford 1928-5-12 1016 San Joaquin Sacramento Road, near Sacramento County Line Comment
  CAS-BOT-BC108239  Salix hindsiana E. E. Stanford 1928-4-30 943 San Joaquin Stockton, in sand in Calaveras River bottom Comment
  CAS-BOT-BC108240  Salix hindsiana E. E. Stanford 1927-4-20 166 San Joaquin Near Stockton, along Calaveras River Comment
  CAS-BOT-BC108244  Salix hindsiana Barrett Anderson 1987-7-15 3558 San Joaquin SSC site on the Calaveras River along Shelton Road east of Bellota. 35 Comment
  CAS-BOT-BC108246  Salix hindsiana Brian Atwater 1979-3-17 BA- 178 San Joaquin Pristine tidal swamp and marsh inside a meander of Old River, between Quinby Island and Franks Tract Comment
  JEPS13738  Salix laevigata Frank. W. Gould 1939-3-18 586 San Joaquin se end of Corral Hollow near Castle Rock; Mt. Hamilton Range 182 Comment
  UCR63938  Salix laevigata L. F. LaPre 1990-6-4 s.n. San Joaquin Borden Ranch, south side of Dry Creek 70 Comment
  CAS-BOT-BC125361  Salix lasiandra var. lasiandra E. E. Stanford 1930-4-28 1449 San Joaquin Bank of San [Joquin] Joaquin River near Stockton Comment
  UC499336  Salix lasiolepis Annetta M. Carter 1933-3-12 268 San Joaquin 0.8 mi sw Holt (by slough) Comment
  UC499338  Salix lasiolepis Annetta M. Carter 1933-3-12 270 San Joaquin 0.5 mi sw Holt (by slough) Comment
  UCR124952  Salix lasiolepis C. R. Quick 1929-2-18 s.n. San Joaquin North of the campus of the College of the Pacific, Stockton 8 Comment
  CAS-BOT-BC107384  Salix lasiolepis var. lasiolepis E. E. Stanford 1928-2-19 780 San Joaquin Near Stockton, near Calaveras River Comment
  CAS-BOT-BC129050  Salix sitchensis Brian Atwater 1978-8-31 BA- 129 San Joaquin Pristine tidal swamp and marsh inside a meander of Old River and vicinity, between Quinby Island and Franks Tract Comment
  CDA5801  Salpichroa origanifolia H. D. Bowers 1959-10-7 San Joaquin Near Stockton. 0 Comment
  CDA17063  Salsola australis G. F. Hrusa, P. Akers 2003-10-1 16134 San Joaquin San Joaquin Valley; Hwy 33 app. 1/2 mi. S of I-5 Vernalis exit. 22 Comment
  CDA20229  Salsola australis M. Pitcairn 2003-10-23 s.n. San Joaquin San Joaquin Valley; N of Tracy, E of Bethany on levee rd. 3 Comment
  CDA20576  Salsola australis P. Akers 2005-8-18 s.n. San Joaquin Sacramento Valley; Whiskey Slough, Holt. 0 Comment
  CDA9298  Salsola australis G. F. Hrusa, R. Rhode 2013-11-8 18526 San Joaquin San Joaquin Valley; 1/2 mi. NW of Holt townsite on Hwy 4, along Lower Jones Rd. -2 Comment
  CDA9302  Salsola australis G. F. Hrusa, R. Rhode 2013-11-8 18530 San Joaquin San Joaquin Valley; 1/2 mi. NW of Holt townsite on Hwy 4, along Lower Jones Rd. -2 Comment
  CDA20621  Salsola tragus G. F. Hrusa 2005-11-14 16840 San Joaquin San Joaquin Valley; Stockton. Davis Rd. +/- 200 ft. S of 8 Mile Rd., E of Interstate 5 +/- 1.5 mi. 7 Comment
  CDA20808  Salsola tragus P. Akers 2005-11-14 s.n. San Joaquin Central California; Davis Rd. +/- 200 ft. S of 8 Mile Rd., E of Interstate 5 +/- 1.5 mi. at bridge just S of 8 Mile Rd. 0 Comment
  CDA21008  Salsola tragus P. Akers 2002-10-9 RT- 021 -1 San Joaquin San Joaquin Valley; Just E of Interstate 5 on Iron Canyon Circle at Windcave Rd., betw. Pixley Slough and Bear Creek, 7 mi. NW of Stockton. 11 Comment
  CHSC101509  Salsola tragus P. Akers 2005-11-14 San Joaquin Davis Rd. +/- 200 feet south of 8 Mile Rd., E of Interstate 5 +/- 1.5 mi. Roadside colony at bridge just S of 8 Mile Rd. Comment
  RSA17958  Salsola tragus C. B. Wolf 1927-6-24 s.n. San Joaquin 3 miles west of Manteca Comment
  RSA739935  Salsola tragus G. Fred Hrusa 2005-11-14 16840 San Joaquin Davis Rd. +/- 200 ft. S 0f 8 Mile Rd., E of Interstate 5 +/- 1.5 mi. Bridge just S of 8 Mile Rd. 8 Comment
  SD243327  Salsola tragus G. F. Hrusa 2005-11-14 16842 San Joaquin Davis Road. A+- 200 ft South of 8 Mile Road, E of Interstate 5 A+- 1.5 mile. 7 Comment
  RSA444946  Salsola tragus E. E. Stanford 1930-5-28 1527 San Joaquin Lincoln Highway near French Camp Comment
  JEPS62547  Salvia carduacea W. L. Jepson 1922-4-2 9578 San Joaquin Corral Hollow; Mt. Hamilton Range 182 Comment
  JEPS97684  Salvia carduacea Annetta M. Carter, Louise Darling, Leo Whitney, Robert Hoover et al. 1935-4-21 787 San Joaquin Near Castle Rock. 19 mi. from Livermore on Tesla Rd. Comment
  UC614854  Salvia carduacea Beryl O. Schreiber 1932-3-27 143 San Joaquin near Midway Comment
  UC762495  Salvia carduacea R. F. Hoover 1938-4-9 3052 San Joaquin lower end Corral Hollow Comment
  UC614853  Salvia columbariae Beryl O. Schreiber 1932-3-29 143 San Joaquin near Midway Comment
  RSA97098  Salvia columbariae Elizabeth McClintock 1950-3-26 s.n. San Joaquin Corral Hollow [This creek runs from Alameda county into San Joaquin and then back to Alameda county.] Comment
  UCD19299  Salvia hispanica Franz R. Kegel, F. A. 1976-12-1 s.n. San Joaquin Stockton. Comment
  CDA40975  Salvia mellifera T. C. Fuller 1962-4-24 8215 San Joaquin South of Corral Hollow Creek, ca. 8 miles southwest of Tracy. 0 Comment
  UCD137643  Sambucus nigra subsp. caerulea G. F. Hrusa; S. A. Wagner 1992-4-24 9291 San Joaquin Caswell Memorial State Park. Comment
  POM264781  Sanicula bipinnata Lincoln Constance 1941-4-19 2806 San Joaquin Corral Hollow, 1 mile North of Castle Rock 320 Comment
  CAS-BOT-BC223226  Sanicula bipinnatifida Volney Rattan 1885-3-1 s.n. San Joaquin Live Oaks Comment
  UC2043150  Schismus arabicus Barbara Ertter with Tina Carlson and CNPS members 1994-4-23 12450 San Joaquin Lawrence Livermore Laboratory on N side Corral Hollow Road just E of Alameda Co. line, ca. 10 air miles SW of Tracy. Pit 6 Study Area near Drop Tower, head of gulch opposite Carnegie State Vehicular Recreation Area. Comment
  CAS-BOT-BC111293  Schoenoplectus acutus var. occidentalis Brian Atwater 1978-8-24 BA- 108 San Joaquin Between Rindge Tract and Wright Tract Comment
  CAS-BOT-BC111384  Schoenoplectus acutus var. occidentalis LeRoy Abrams 1920-9-30 7783 San Joaquin Near Banta Comment
  POM313088  Schoenoplectus acutus var. occidentalis H. L. Mason, Verne Grant 1946-8-21 13070 San Joaquin Middle River bridge, Victoria Island. Comment
  CAS-BOT-BC111449  Schoenoplectus californicus Brian Atwater 1978-9-16 BA- 143 San Joaquin Pristine tidal marsh and swamp inside a meander of Middle River. Comment
  UC766068  Scirpus acutus var. occidentalis Robert F. Hoover 1935-1-10 54 San Joaquin near Ripon; near Ripon Comment
  CAS-BOT-BC110878  Scirpus microcarpus Brian Atwater 1978-8-16 BA- 33 San Joaquin Old River between Quinby Island and Franks Tract Comment
  CAS-BOT-BC243512  Scribneria bolanderi E. E. Stanford 1930-4-12 1282 San Joaquin Mariposa Road 16 miles SE of Stockton Comment
  RSA483307  Scribneria bolanderi E. E. Stanford 1930-4-12 1282 San Joaquin Mariposa Road 16 miles SE of Stockton. Comment
  RSA582100  Scribneria bolanderi E. E. Stanford 1930-4-12 1282 San Joaquin Mariposa Road 16 miles SE of Stockton. Comment
  CAS-BOT-BC214215  Scutellaria bolanderi Volney Rattan 1885-6-5 s.n. San Joaquin Mokelumne Hill Comment
  CAS-BOT-BC419677  Scutellaria galericulata Brian Atwater 1978-8-22 BA- 74 San Joaquin Between Victoria Island and Upper Jones Tract Comment
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Jul 22 2018
  CAS-BOT-BC419678  Scutellaria galericulata Brian Atwater 1978-8-18 BA- 47 San Joaquin Between Quinby Island and Franks Tract Comment
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Jul 22 2018
  CAS-BOT-BC240066  Secale cereale T. C. Fuller 1969-5-20 18477 San Joaquin S. side of Lathrop Rd., 0.1 mi. w. of Union Rd., 2 mi. e. of Lathrop Comment
  CDA8591  Senecio breweri T. C. Fuller 1962-4-24 8220 San Joaquin South of Corral Hollow Creek, ca. 8 miles southwest of Tracy. 0 Comment
  CDA32058  Sesbania punicea N. Barve 2010-8-18 s.n. San Joaquin Whisky Pond adjacent to the San Joaquin River. 0 Comment
  CDA20490  Sesbania punicea R. Brackenridge 2004-6-24 PDR 1293004 San Joaquin San Joaquin Valley; Steamboat Slough. 0 Comment
  JEPS33283  Sesuvium verrucosum Rimo Bacigalupi and L. Constance 1962-8-13 8721 San Joaquin just n of town of Lathrop (along base of Southern Pacific Railway, just s of crossing of Lathrop Road); Southern Pacific Railway 5 Comment
  UC127983  Sesuvium verrucosum Harriet A. Walker 1907-9-8 887 San Joaquin Lathrop Comment
  UC1745567  Sesuvium verrucosum Annetta M. Carter, Florence Little, Edward Lee 1934-7-4 681 San Joaquin Holt. Comment
  UCD97010  Sesuvium verrucosum Rimo Bacigalupi; L. Constance 1962-8-13 8721 San Joaquin Along base of Southern Pacific Railway embankment just south of crossing of Lathrop Road; just north of town of Lathrop. 5 Comment
  UCD69390  Sesuvium verrucosum J. Wycoff 1997-8-1 s.n. San Joaquin North of the city of Modesto, east of hwy 99, near the intersection of Dodds and Van Allen roads, agricultural fields of Faria Dairy. Comment
  RSA789504  Setaria pumila George K. Helmkamp, E. A. Helmkamp 2011-10-15 18433 San Joaquin along CA-26, 0.6 mile northeast of Escalon-Bellota Rd. 40 Comment
  UCR232687  Setaria pumila George K. Helmkamp, E. A. Helmkamp 2011-10-15 18433 San Joaquin San Joaquin Valley, along CA-26, 0.6 mile northeast of Escalon-Bellota Rd. 40 Comment
  UCR253541  Setaria sphacelata George K. Helmkamp, Elizabeth Helmkamp 2012-10-26 20084 San Joaquin San Joaquin Valley, Littlejohns Creek, along unnamed dirt road 0.3 mi. south of CA-4 at a point 0.5 miles east of Farmington 32 Comment
  CAS-BOT-BC240163  Setaria verticillata M. K. Bellue 1938-1-1 s.n. San Joaquin Near Lodi Comment
  CAS-BOT-BC240164  Setaria verticillata Beecher Crampton 1956-7-30 3742 San Joaquin Calaveras River basin, 2 miles northeast of Linden Comment
  RSA115225  Setaria verticillata Beecher Crampton 1956-7-30 3742 San Joaquin Calaveras River basin, 2 miles NE of Linden, San Joaquin County Comment
  UCD37054  Setaria verticillata Beecher Crampton 1956-7-31 3761 San Joaquin San Joaquin County, 1.5 miles south of city of Lodi, along State Highway 12. Comment
  UCD38666  Setaria verticillata Beecher Crampton 1957-7-30 3742 San Joaquin 2 miles northeast of Linden. Calaveras River Basin. Comment
  UCD92813  Setaria verticillata Beecher Crampton 1956-7-30 3742 San Joaquin 2 miles northeast of Linden, Calaveras River Basin. Comment
  UCD92814  Setaria verticillata Beecher Crampton 1956-7-31 3761 San Joaquin 1.5 miles south of city of Lodi, along State Highway 12. Comment
  UCD33006  Setaria viridis Beecher Crampton 1965-10-26 7552 San Joaquin San Joaquin County, 1.5 miles north of Lodi on US Hwy. 99. Comment
  UCD92833  Setaria viridis Beecher Crampton 1955-9-7 3156 San Joaquin 0.75 mile south of Thornton. Comment
  JEPS54273  Sibara virginica J. A. Sanford 1890-1 340 San Joaquin Stockton Comment
  UC18868  Sidalcea diploscypha J. A. Sanford 1890-1 349 San Joaquin Stockton Comment
  UC18871  Sidalcea diploscypha J. A. Sanford 1898-1 405 San Joaquin Waverly Comment
  UC763048  Sidalcea diploscypha R. F. Hoover 1937-5-18 2184 San Joaquin French Camp Comment
  JEPS12799  Sidalcea hirsuta Rimo Bacigalupi with G. T. Robbins 1955-5-5 5001 San Joaquin 1 1/2 mi s Peters (along road to Farmington, ditch near Peters Dump); s of Peters, along road to Farmington 33 Comment
  UC1330004  Sidalcea hirsuta Beecher Crampton 1966-5-3 7692 San Joaquin ca 3.5 mi nnw Clements (Liberty Road); nnw of Clements, Liberty Road Comment
  UC763985  Sidalcea malviflora subsp. laciniata R. F. Hoover 1935-3-1 256 San Joaquin w San Joaquin River bridge (w of Ripon); w of San Joaquin River bridge w of Ripon Comment
  SD240949  Sisymbrium officinale George K. Helmkamp, E. A. Helmkamp 2012-4-7 18723 San Joaquin San Joaquin Valley: along CA-26, 3.2 miles southwest of its junction with N Wimer Road, NE of town of Linden (Valley Springs 7.5'Q) 52 Comment
  UCR238408  Sisymbrium officinale George K. Helmkamp, E. A. Helmkamp 2012-4-7 18723 San Joaquin San Joaquin Valley, along CA-26, 3.2 miles southwest of its junction with N Wimer Road, NE of town of Linden 52 Comment
  UCD115727  Sisymbrium officinale G. F. Hrusa; S. A. Wagner 1992-4-22 9317 San Joaquin Caswell Memorial State Park, in the main trail to the west of the Hidden Lake. Comment
  UCR142979  Sitanion jubatum E. E. Stanford 1930-5-25 1523 San Joaquin Sacramento Valley, Harney Lane [Lodi] Comment
  UC592177  Sium suave H. L. Mason 1929-9-21 5444 San Joaquin Holt Comment
  JEPS12057  Solanum americanum W. L. Jepson 1923-10-22 10271 San Joaquin lower San Joaquin River, Union Island San Joaquin River; Union Island, San Joaquin River Comment
  UC26219  Solanum americanum J. A. Sanford 1890-1 386 San Joaquin Stockton Comment
  CDA5927  Solanum americanum T. Gantenbein 1993-8-19 San Joaquin Staten Island. 0 Comment
  CDA5918  Solanum aviculare Jackson 1958-5-13 376 -58 San Joaquin Stockton. 0 Comment
  RSA18393  Solanum douglasii Carl B. Wolf 1927-6-23 514 San Joaquin 1 mile east of Rippon [Ripon], Stanislaus River Bottom. Comment
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Sep 17 2012
  CDA34343  Solanum elaeagnifolium E. Finley 1990-8-3 PDR 961968 San Joaquin San Joaquin River Delta; On Empire Tract levee, opposite Cruiser Haven yacht club, Delta Survey #23. 0 Comment
  POM146109  Solanum physalifolium var. nitidibaccatum E. E. Stanford 1926-10-5 12 San Joaquin Stockton. On campus. Comment
  CAS-BOT-BC156838  Solanum umbelliferum V. Rattan 1877-3-1 s.n. San Joaquin Live Oaks Comment
  CAS-BOT-BC157547  Solanum umbelliferum J. T. Howell 1930-9-28 5512 San Joaquin Holt Comment
  UC884946  Solanum umbelliferum Alice Eastwood, John Thomas Howell 1938-4-18 5074 A San Joaquin Hospital Canyon Comment
  UC1515766  Solanum umbelliferum Baki Kasapligil 1973-3-18 4546 San Joaquin s of Tracy (Sunol State Park); Sunol State Park Comment
  UCD134011  Sonchus asper subsp. asper G. F. Hrusa; S. A. Wagner 1992-4-22 9297 San Joaquin Caswell Memorial State Park. West of the Quercus lobata-dominated woodland. Comment
  CDA2497  Sorghum halepense T. C. Fuller 1961-9-13 6996 San Joaquin Thornton-Walnut Grove Road, 0.1 mile east of Mokelumne River Bridge, Sherman Island, ca. 4 miles west of Thornton. 0 Comment
  CDA2501  Sorghum halepense T. C. Fuller 1961-9-13 6996 San Joaquin Thornton-Walnut Grove Road, 0.1 mile east of Mokelumne River Bridge, Sherman Island, ca. 4 miles west of Thornton. 0 Comment
  UC1099802  Sparganium erectum subsp. stoloniferum Herbert L. Mason and Verne Grant 1946-9-12 13124 San Joaquin about 6 mi s Stockton (on Borden Highway) Comment
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Sep 25 2008
  UC1714638  Sparganium erectum subsp. stoloniferum Katharine Brandegee 1907-9-1 San Joaquin near Lathrop; San Joaquin River Comment
  RSA383727  Sparganium eurycarpum E. E. Stanford 1930-5-13 1482 San Joaquin Roberts Island. Comment
  SEINET3409732 Image available Spergula arvensis P. O. Schallert 1945-2-27 s.n. San Joaquin Field near Stockton, California. Comment
  SEINET7040101  Spergularia arvensis A. G. Vestal 1963-5-27 s.n. San Joaquin Ca 7.7 miles east of Linden on Route 8. Valley Springs SW Quad. UTM Zone 10, 675782mE, 4215039mN. Comment
  CAS-BOT-BC390076  Spergularia atrosperma G. T. York 1935-4-2 s.n. San Joaquin South slope about 3 mi up the canyon, Corral Hollow Comment
  CAS-BOT-BC390747  Spergularia marina John Thomas Howell 1932-9-2 10792 San Joaquin At Holt Comment
  CAS-BOT-BC390748  Spergularia marina E. E. Stanford 1930-5-12 1479 San Joaquin Robert's Island Comment
  UCR63936  Spergularia rubra L. F. LaPre 1990-6-6 s.n. San Joaquin Borden Ranch, c. 2.25 (airline) north of Liberty Road, and c. 1 mi. (airline) south of Dry Creek, along an unnamed ranch road. Comment
  RSA135331  Spiranthes porrifolia Volney Rattan 1885-6-5 s.n. San Joaquin Mokelumne Ditch, Rattans Ranch. Comment
  UC767693  Sporobolus airoides R. F. Hoover 1937-5-18 2180 San Joaquin near Lathrop Comment
  CDA2512  Sporobolus indicus T. C. Fuller 1971-1-29 19812 San Joaquin Dayton Johnson property, west side of Atkins Road, 1.3 miles south of Hwy 88, 1.5 miles southwest of Clements. 0 Comment
  CDA2517  Sporobolus indicus T. C. Fuller 1970-12-15 19807 San Joaquin South side of Mariposa Road, 0.1 miles west of Dodds Road, 4 miles northwest of Escalon. 0 Comment
  CDA2522  Sporobolus indicus J. F. Silva 1963-7-25 San Joaquin George Stockton property, Grooms Road, ca. 5 miles northeast of Escalon. 0 Comment
  CDA2524  Sporobolus indicus T. C. Fuller 1971-1-29 19812 San Joaquin Dayton Johnson property, west side of Atkins Road, 1.3 miles south of Hwy 88, 1.5 miles southwest of Clements. 0 Comment
  UCD93142  Sporobolus indicus R. S. Baskett 1971-8-9 s.n. San Joaquin Dayton Johnson place, 1.5 miles S of US Hwy. 88 and 1/4 mile W of Atkins Road, ca. 2 miles SW of Clements. Comment
  UCD93167  Sporobolus indicus J. F. Silva 1963-7-25 s.n. San Joaquin Ca. 5 miles NE of Escalon. Geo. Stockton prop., Grooms Road. Comment
  RSA18401  Stachys Carl B. Wolf 1927-6-23 503 San Joaquin 1 mile west of San Joaquin River, between Tracy and Manteca. Comment
  UCR168508  Stachys ajugoides E. E. Stanford 1930-5-31 1538 San Joaquin San Joaquin Valley, Durham Ferry Rd. [San Joaquin River, 2.6 mi. downstream from Stanislaus River, 3.2 miles NE of Vernalis] 11 Comment
  RSA446591  Stachys ajugoides E. E. Stanford 1930-5-5 1538 San Joaquin Durham Ferry Road. Comment
  RSA82584  Stachys ajugoides E. E. Stanford 1930-5-31 1538 San Joaquin Durham Ferry Road. Comment
  JEPS77913  Stachys albens Edward Lee 1934-7-4 967 San Joaquin Holt Comment
  CDA41025  Stachys albens T. C. Fuller 1962-6-4 8835 San Joaquin In low areas, south of W.P.R.R. tracks, between Paradise Cut and Old River, ca. 5 miles NE of Tracy. 0 Comment
  RSA289939  Stachys albens W. L. Jepson 1913-11-22 5697 San Joaquin Middle River, lower San Joaquin. Comment
  SEINET13948000 Image available Stachys albens George Neville Jones 1967-1 46097 San Joaquin along irrigation ditch near Manteca Comment
  SEINET3558079 Image available Stachys albens Lewis S. Rose, John T. Howell 1933-7-19 33302 San Joaquin 2 miles northwest San Joaquin River bridge, 3 miles from Lathrop. Comment
  UC463081  Stachys albens Annetta M. Carter 1931-7-29 234 San Joaquin slough near Middle River bridge (Borden Highway); San Joaquin River Comment
  UCD125803  Stachys albens G. F. Hrusa; S. A. Wagner 1992-7-8 9162 San Joaquin Caswell Memorial State Park; Oxbow Lake. Comment
  CAS-BOT-BC374793  Stebbinsoseris heterocarpa Alice Eastwood; John Thomas Howell 1935-4-7 2091 San Joaquin East end of Corral Hollow Comment
  POM196212  Stellaria media C. R. Quick 1929-2-20 s.n. San Joaquin Campus, Stockton. Comment
  RSA18939  Stellaria media Roxana S. Ferris 1938-4-15 9399 San Joaquin Near gravel pit at the mouth of Corral Hollow. Comment
  UC8665  Stellaria media Jos. Burtt Davy 1901-3-5 San Joaquin Lathrop Comment
  UCD96908  Stellaria media Ellen Dean; Clare Loughran, Mary Shea, Wilde Legard, 2011-4-22 6948 San Joaquin Contra Costa Water District land (recently purchased), Carnegie Canyon Area at 32322 Corral Hollow Road west of CA-580 just north of junction with Interstate 5. Canyon with Amsinckia grandiflora population. Upper end of population. Comment
  UCR233213  Stellaria media George K. Helmkamp, E. A. Helmkamp 2010-4-7 15832 B San Joaquin Northeast San Joaquin Valley, Collier Road, 0.1 mile west of its junction with CA-88, 1.83 mi. NE (27 deg. ) of Clements 47 Comment
  CAS-BOT-BC393868  Stellaria media Roxana S. Ferris 1938-4-15 9399 San Joaquin Near gravel pit at the mouth of Corral Hollow. Comment
  UCD99421  Stellaria media G. F. Hrusa; S. A. Wagner 1992-3-21 9074 San Joaquin Caswell Memorial State Park; with the campground and picnic areas. Comment
  UCD162349  Stellaria neglecta Chuck Hughes 2015-1-28 415 San Joaquin Vacant lot fronting Boeing Way. 8 Comment
  SEINET10861485  Stipa E. E. Stanford 1930-5-3 Stanford 1465 San Joaquin Liberty Rd. Open range. Comment
  UC10879  Streptanthus glandulosus subsp. glandulosus W. H. Brewer 1268 San Joaquin towards head of Arroyo del Puerto Canyon Comment
  POM149334  Stylomecon heterophylla C. F. Baker 1903-4-27 2819 San Joaquin Bethany Comment
  SBBG96655  Stylomecon heterophylla C. F. Baker 1903-4-23 2820 San Joaquin Bethany Comment
  UCR208964  Stylomecon heterophylla C. F. Baker 1903-4-27 2819 San Joaquin Bethany Comment
  JEPS59898  Suaeda moquinii W. L. Jepson 1896-7-17 San Joaquin near Stockton (by roadside) Comment
  UCD134107  Symphyotrichum chilense G. F. Hrusa 1992-8-26 9558 San Joaquin Caswell Memorial State Park. Comment
  CAS-BOT-BC98597  Symphyotrichum lentum L. R. Abrams 1920-9-30 7788 San Joaquin Near Banta Comment
  JEPS40850  Symphyotrichum spathulatum R. F. Hoover 1937-9-4 2719 San Joaquin 3 mi e Farmington Comment
  UC29903  Symphyotrichum spathulatum J. Burtt Davy 1893-11-13 1176 San Joaquin Stockton Comment
  UC86979  Symphyotrichum spathulatum T. S. Brandegee 1892-9-7 San Joaquin Bouldin Island Comment
  JEPS31949  Symphyotrichum subulatum W. L. Jepson 1923-10-22 10273 San Joaquin Union Island Lower San Joaquin River, Union Island Comment
  JEPS31955  Symphyotrichum subulatum J. A. Sanford 1928-3-1 San Joaquin Stockton Comment
  JEPS82224  Symphyotrichum subulatum Rimo Bacigalupi, and L. Constance 1962-8-13 8709 San Joaquin just n, just w of crossing of Gates Rd, 3.7 mi e of San Joaquin River Bridge Maze Blvd. 12 Comment
  CAS-BOT-BC98287  Symphyotrichum subulatum var. parviflorum L. R. Abrams 1917-9-14 6744 San Joaquin 4 miles north of Stockton, Stockton-Sacramento Road Comment
  CAS-BOT-BC98290  Symphyotrichum subulatum var. parviflorum David D. Keck 1931-10-18 1320 San Joaquin Escalon, in abandoned rice field. 38 Comment
  UCD14898  Tamarix aphylla Dennis Renault 1996-6-1 s.n. San Joaquin California, San Joaquin Co.; 10-12 mi south of Stockton, almost to Manteca, off of Route 99, west on French Camp Road about 200 ft. from intersection, in an old cemetery; Comment
  SJSU1018  Tamarix parviflora M. Esch 1950-5-1 San Joaquin c. 16 mi W of Stockton on Hwy 4 Comment
  SEINET5713419  Taraxacum officinale Marilyn Bajada 1966-1 1 San Joaquin 2 miles north of Manteca; Manteca Comment
  JEPS31826  Tetrapteron graciliflorum W. L. Jepson 1922-4-2 9560 San Joaquin Corral Hollow Mt. Hamilton Range Comment
  CAS-BOT-BC66606  Thysanocarpus curvipes Volney Rattan 1882-5-1 s.n. San Joaquin Live Oaks. Comment
  CAS-BOT-BC66607  Thysanocarpus curvipes Volney Rattan 1882-5-1 s.n. San Joaquin Live Oaks. Comment
  CAS-BOT-BC66609  Thysanocarpus curvipes Volney Rattan 1883-3-1 s.n. San Joaquin Live Oaks. Comment
  CAS-BOT-BC66610  Thysanocarpus curvipes Volney Rattan 1883-3-1 s.n. San Joaquin Live Oaks. Comment
  CAS-BOT-BC66612  Thysanocarpus curvipes Volney Rattan 1885-3-20 s.n. San Joaquin Live Oaks. Comment
  CAS-BOT-BC66613  Thysanocarpus curvipes Volney Rattan 1885-6-1 s.n. San Joaquin Live Oaks. Comment
  JEPS23934  Thysanocarpus curvipes unknown Mar 1883 San Joaquin Live Oaks Comment
  JEPS54192  Thysanocarpus curvipes F. W. Gunnison May, 1896 San Joaquin Linden Comment
  UC1055820  Thysanocarpus curvipes Frank W. Gould 1940-3-12 882 San Joaquin opposite Castle Rock (Corral Hollow); Mt. Hamilton Range, , oppos Castle Rovk 198 Comment
  UC14312  Thysanocarpus curvipes J. A. Sanford 1890-1 195 San Joaquin Stockton Comment
  UCD115952  Thysanocarpus curvipes June McCaskill; Jack Major 1958-4-10 552 San Joaquin North side of State Highway 12, 2.1 miles west of Wallace (1.4 miles west of turnoff to Camance). 60 Comment
  RSA135601  Thysanocarpus curvipes var. curvipes Volney Rattan 1883-03 s.n. San Joaquin Live Oaks. Comment
  RSA0041663  Thysanocarpus curvipes var. elegans Volney Rattan 1883-03 s.n. San Joaquin Live Oaks, near Lodi. Comment
  CAS-BOT-BC67264  Thysanocarpus radians Volney Rattan 1883-3-1 s.n. San Joaquin Live Oaks. Comment
  UC20903  Torilis nodosa J. A. Sanford 1890-1 92 San Joaquin French Camp Comment
  UCR194983  Tribulus terrestris George K. Helmkamp, E. A. Helmkamp 2007-10-13 13094 San Joaquin Northern San Joaquin Valley, along Hwy CA-88, 1.0 mile southwest of Clements at Disch Road 37 Comment
  UCR253499  Tribulus terrestris George K. Helmkamp, Elizabeth Helmkamp 2012-10-26 20077 San Joaquin San Joaquin Valley, Littlejohns Creek, along unnamed dirt road 0.3 mi. south of CA-4 at a point 0.5 miles east of Farmington 32 Comment
  SEINET3479092  Tribulus terrestris W. S. Ball 1931-7-15 San Joaquin San Joaquin Valley, San Joaquin Valley Comment
  CAS-BOT-BC33710  Trichocoronis wrightii C. H. Michener; Frederick Theodore Bioletti 1892-9-9 s.n. San Joaquin San Joaquin Bridge Comment
  UC36663  Trichocoronis wrightii var. wrightii F. T. Bioletti 1892-9-9 San Joaquin Lathrop Comment
  UC84169  Trichocoronis wrightii var. wrightii Katharine Brandegee 1892-9-9 San Joaquin near Lathrop (County Bridge across the San Joaquin River (type locality of Biolettia riparia)) Comment
  POM216534  Trichostema lanceolatum D. D. Keck 1931-10-18 1316 San Joaquin Simms Station, Tidewater Southern R.R., 7 miles E of Manteca. 23 Comment
  SEINET13948211 Image available Trichostema lanceolatum C. R. Quick 1952-1 53 -342 San Joaquin Rolling plains, 6 miles NE of Linden Comment
  UCSB19802  Trichostema lanceolatum Piehl, Martin 1959-8-2 San Joaquin along Calif 88; ca. 1.5 mi from Amador Co. line Comment
  RSA21460  Trifolium albopurpureum Carl B. Wolf 1937-3-31 8393 San Joaquin San Joaquin Valley, mouth of Hospital canyon, SW of Vernalis 107 Comment
  UC596561  Trifolium albopurpureum var. dichotomum R. F. Hoover 1938-4-9 3048 San Joaquin lower end Corral Hollow Comment
  UC764660  Trifolium albopurpureum var. dichotomum R. F. Hoover 1938-4-10 3066 San Joaquin Lower Hospital Canyon Comment
  SEINET3524115 Image available Trifolium amplectens Lewis S. Rose 1938-4-26 38205 San Joaquin Open hills, Corral Hollow, San Joaquin County, California. 152 Comment
  JEPS65791  Trifolium ciliolatum W. L. Jepson 1929-4-28 15190 San Joaquin Lockeford Comment
  SJSU7999  Trifolium ciliolatum H. B. Heisinger 1956-4-22 San Joaquin c. 28 mi E of Stockton Comment
  RSA22056  Trifolium depauperatum var. amplectens L. S. Rose 1938-4-26 38205 San Joaquin Corral Hollow. 152 Comment
  RSA201402  Trifolium depauperatum var. amplectens Roxana S. Ferris 1938-4-15 9425 San Joaquin Corral Hollow-Livermore Road. Comment
  UC866824  Trifolium depauperatum var. depauperatum John Thomas Howell 1938-4-3 13729 San Joaquin Corral Hollow Comment
  CDA4280  Trifolium fragiferum R. J. Brewer 1968-6-27 San Joaquin R. J. Brewer property, 2613 Bonniebrook Drive, Stockton. 0 Comment
  UC16533  Trifolium fucatum J. A. Sanford 1890-1 71 San Joaquin Stockton Comment
  POM146123  Trifolium fucatum var. fucatum E. E. Stanford 1927-3-23 117 San Joaquin Stockton. Comment
  POM18698  Trifolium gracilentum C. F. Baker 1903-04 5057 San Joaquin Tracy Comment
  RSA18942  Trifolium gracilentum Roxana S. Ferris 1938-4-15 9394 San Joaquin Western end of Lynn Road between Carbona and mouth of Corral Hollow. 61 Comment
  RSA22368  Trifolium gracilentum L. S. Rose 38207 San Joaquin Corral Hollow 152 Comment
  UC80533  Trifolium gracilentum Katharine Brandegee Apr 1889 San Joaquin Tracy Comment
  UCD111415  Trifolium microcephalum G. F. Hrusa; S. A. Wagner 1992-4-22 9312 San Joaquin Caswell Memorial State Park. Comment
  UCD109285  Trifolium pratense B. Forbes 1950-7-1 s.n. San Joaquin Linden. Comment
  UCD109357  Trifolium repens Morris Halperin 1930-7-15 s.n. San Joaquin County Hospital, French Camp. Comment
  HSC12250  Trifolium variegatum Gary J. Stebbins 1970-3-28 55 San Joaquin Along S.R. 88, 1.5 mi. SW of the Amador Co. line Comment
  SBBG40329  Trifolium variegatum var. major W. J. Dress 1951-3-31 3093 San Joaquin 2 mi S of Peters Comment
  UC1377677  Trifolium variegatum var. melananthum W. J. Dress 1951-3-31 3093 San Joaquin ca 2 mi s Peters (along roadside) Comment
  UC16794  Trifolium variegatum var. melananthum Edw. L. Greene 1889-4-28 San Joaquin Stockton Comment
  UC764653  Trifolium variegatum var. melananthum R. F. Hoover 1935-3-16 353 San Joaquin Farmington Comment
  UC16771  Trifolium variegatum var. variegatum J. A. Sanford 1890-1 153 San Joaquin French Camp Comment
  RSA18943  Trifolium willdenovii Roxana S. Ferris 1938-4-15 9392 San Joaquin Western end of Lynn Road between Carbona and mouth of Corral Hollow. 61 Comment
  UC155187  Trifolium willdenovii Katharine Brandegee May 1908 San Joaquin Lathrop Comment
  UC569835  Trifolium willdenovii C. M. Belshaw 1936-4-23 1967 San Joaquin 7 mi ssw Stone Corral; Jackson Quad. 121 Comment
  UC631155  Trifolium willdenovii P. B. Kennedy 1907-4-19 San Joaquin Ripon; on rr track Comment
  UC764722  Trifolium willdenovii R. F. Hoover 1937-5-6 2081 San Joaquin 5 mi se Stockton Comment
  UC764728  Trifolium willdenovii R. F. Hoover 1935-3-18 374 San Joaquin w Ripon (San Joaquin River bridge) Comment
  UC80498  Trifolium willdenovii T. S. Brandegee April, 1889 San Joaquin Tracy Comment
  UCD109860  Trifolium willdenovii June McCaskill; Jack Major 1958-4-10 555 San Joaquin North side of State Highway 12, 2.1 miles west of Wallace (1.4 miles west of turnoff to Camanche). 60 Comment
  SEINET7040049  Triphysaria eriantha A. G. Vestal 1963-5-27 s.n. San Joaquin Stony Adobe about 7.7 miles east of Linder. Valley Springs SW Quad. UTM Zone 10, 676920mE, 4215526mN. Comment
  UCR233206  Triphysaria eriantha subsp. eriantha George K. Helmkamp, E. A. Helmkamp 2010-4-7 15837 San Joaquin Northeast San Joaquin Valley, along CA-88, 1.1 miles southwest of the Amador County line, 6 miles NE (33 deg. ) of Clements 79 Comment
  HSC20853  Triphysaria eriantha subsp. eriantha D. A. Shally 1965-4-10 5 San Joaquin 3 mi. E of Balota, Hwy. 26, Linden Rd. Comment
  SEINET7850029  Triphysaria versicolor subsp. faucibarbata George K. Helmkamp, E. A. Helmkamp 2009-3-26 14465 San Joaquin San Joaquin Valley; along Tully Road, 0.1 mile north of its junction with Kettleman Lane, 3.8 miles south of CA-88 in Lockeford 24 Comment
  UC3282  Triteleia hyacinthina F. W. Gunnison May 1896 San Joaquin Linden Comment
  CAS-BOT-BC522286  Triteleia hyacinthina C. L. Hitchcock 1940-5-12 6366 San Joaquin 3 miles south of Galt 15 Comment
  SEINET12049479  Triteleia hyacinthina E. E. Stanford 1928-1 950 San Joaquin near Peters Comment
  UCD96927  Triteleia laxa Ellen Dean; Clare Loughran, Mary Shea, Wilde Legard, 2011-4-22 6961 San Joaquin Contra Costa Water District land (recently purchased), Carnegie Canyon Area at 32322 Corral Hollow Road west of CA-580 just north of junction with Interstate 5. Canyon with Amsinckia grandiflora population. Upper end of population. Comment
  UC1971353  Triteleia lugens Russell S. Woglum 1941-4-27 2981 San Joaquin SAN JOAQUIN VALLEY: Lodi. Comment
  CAS-BOT-BC67345  Tropidocarpum capparideum Charles Piper Smith 1922-4-13 3469 San Joaquin Tracy-Southern Pacific toward Antioch. Comment
  UC117240  Tropidocarpum capparideum Michener and Bioletti 1892-1 San Joaquin Tracy Comment
  CAS-BOT-BC73835  Tropidocarpum gracile Charles Piper Smith 1922-4-13 3468 San Joaquin Tracy-Southern Pacific Niles Line. Comment
  JEPS54245  Tropidocarpum gracile W. L. Jepson 1922-4-2 9567 San Joaquin Corral Hollow Mt. Hamilton Range (flats along creek, w San Joaquin Co.) 152 Comment
  JEPS54259  Tropidocarpum gracile Benj. Cobb 1900-4-4 San Joaquin Tracy Comment
  UC1005658  Tropidocarpum gracile Frank W. Gould 1939-3-18 571 San Joaquin in open pasture Mt. Hamilton Range, Corral Hollow, Castle Rock 182 Comment
  UC614841  Tropidocarpum gracile Beryl O. Schreiber 1932-3-27 150 San Joaquin slope near Midway Comment
  RSA293042  Tropidocarpum gracile Reino Alava 1957-3-30 577 San Joaquin San Joaquin Valley, hillside at Corral Hollow. Comment
  SEINET3154220  Tropidocarpum gracile J. B. Davy 3097 San Joaquin head of the San Joaquin valley Comment
  CAS-BOT-BC200549  Tuctoria greenei R. F. Hoover 1936-6-8 1288 San Joaquin 2 mi. e. of Escalon Comment
  UC768730  Tuctoria greenei R. F. Hoover 1936-6-11 1302 San Joaquin Farmington Comment
  UC1241767  Typha Herbert L. Mason 1948-5-31 13573 San Joaquin three mi n Ripon; n of Ripon Comment
  UC1241807  Typha angustifolia Malcolm A. Nobs and S. Galen Smith 1949-7-7 929 San Joaquin near Holt; San Joaquin Valley Comment
  UC1241759  Typha domingensis Herbert L. Mason 1948-6-29 13576 San Joaquin one mi n Tracy; San Joaquin Valley Comment
  UC1241765  Typha domingensis Malcolm A. Nobs and S. Galen Smith 1949-7-7 927 San Joaquin two mi w Holt; San Joaquin Valley Comment
  UC1241766  Typha domingensis Malcolm A. Nobs and S. Galen Smith 1949-7-7 928 San Joaquin two mi w Holt; San Joaquin Valley Comment
  UC292  Typha latifolia J. A. Sanford 1890-1 181 San Joaquin W. Stockton Comment
  UCD94939  Typha latifolia G. F. Hrusa; S. A. Wagner 1992-8-9 9344 San Joaquin Caswell Memorial State Park. Comment
  UCD94959  Typha latifolia Malcolm A. Nobs; S. Galen Smith 1949-7-7 926 San Joaquin Alkaline 'Grasslands' of the San Joaquin Valley. Near Holt. Comment
  UC450071  Urtica dioica subsp. gracilis N. K. Berg 1903-12-10 San Joaquin Rough and Ready Island Comment
  CAS-BOT-BC404010  Urtica dioica subsp. holosericea John Thomas Howell 1930-9-28 5516 San Joaquin Holt Comment
  UC173122  Urtica dioica subsp. holosericea Katharine Brandegee 1914-9-27 San Joaquin San Joaquin Bridge near Lathrop; San Joaquin Bridge Comment
  UCD143426  Urtica dioica subsp. holosericea Oren Pollak 1987-4-18 s.n. San Joaquin Caswell State Park. Comment
  UCR238410  Urtica urens George K. Helmkamp, E. A. Helmkamp 2012-4-7 18725 San Joaquin San Joaquin Valley, along CA-26, 3.2 miles southwest of its junction with N Wimer Road, NE of town of Linden 52 Comment
  UC1111555  Utricularia macrorhiza Herbert L. Mason 1937-6-21 11549 San Joaquin 0.5 mi. s.w. Holt (Trapper Slough, Roberts Isl.); Roberts Isl., Trapper Slough Comment
  UC1125583  Utricularia macrorhiza B. Schreiber 1937-8-22 2460 San Joaquin Holt Holt Quad., Holt 30 Comment
  UC463079  Utricularia macrorhiza Annetta Carter 1931-7-31 237 San Joaquin Holt Comment
  UC635676  Utricularia macrorhiza Herbert L. Mason 1929-9-9 5422 San Joaquin Holt, lower San Joaquin R. Comment
  JEPS77911  Utricularia vulgaris Edward Lee 1934-7-4 965 San Joaquin Holt Comment
  UC767421  Verbascum blattaria R. F. Hoover 1935-8-3 701 San Joaquin 5 mi sw Ripon Comment
  JEPS11189  Verbascum thapsus R. F. Hoover 1938-7-30 3704 San Joaquin Clements Comment
  JEPS39038  Verbena bracteata W. L. Jepson 1923-10-22 10285 San Joaquin San Joaquin River San Joaquin City; , San Joaquin River Comment
  CDA15562  Verbena brasiliensis G. F. Hrusa, M. Rejmanek, M. Tu 1998-10-14 14893 San Joaquin Caswell Memorial State Park; Middle reaches of Fence Line trail. Comment
  JEPS39056  Verbena hastata W. L. Jepson 1913-11-22 5693 San Joaquin Middle River, lower San Joaquin delta Comment
  UC635119  Verbena hastata Herbert L. Mason 1929-9-9 5425 San Joaquin near Holt Comment
  UCD36783  Verbena hastata Beecher Crampton 1955-9-7 3149 San Joaquin 2.5 miles northwest of Thornton, Vail Road. Comment
  RSA147778  Verbena hastata E. E. Stanford 1927-9-26 721 San Joaquin Stockton, near San Joaquin River. Louis Park. Comment
  CDA15563  Verbena incompta G. F. Hrusa, M. Rejmanek, M. Tu 1998-10-14 14894 San Joaquin Caswell Memorial State Park. Middle reaches of Fence Line trail, edge of trail. Comment
  UCD32788  Verbena litoralis Beecher Crampton 1954-8-14 2260 San Joaquin San Joaquin County, 5 miles south of Thornton on road to Stockton, across Walliam and Frey Dairy, irrigated pasture area. Comment
  UCR63949  Verbena litoralis L. F. LaPre 1990-6-4 s.n. San Joaquin Borden Ranch, south side of Dry Creek 70 Comment
  UCD125642  Verbena litoralis Beecher Crampton 1954-11-28 2260 A San Joaquin 5 miles south of Thornton on road to Stockton. Comment
  UCD125645  Verbena litoralis G. F. Hrusa 1992-8-26 9567 San Joaquin San Joaquin County Comment
  UCD124655  Veronica americana G. F. Hrusa; S. A. Wagner 1992-8-9 9337 San Joaquin Caswell Memorial State Park. Comment
  JEPS75107  Veronica anagallis-aquatica L. R. Heckard and P. Rubtzoff 1971-9-15 2803 San Joaquin 7 mi sw of Manteca (along Airport Way, 2.6 mi s of junction of West Ripon road) Comment
  UCD124700  Veronica anagallis-aquatica G. F. Hrusa; S. A. Wagner 1992-8-9 9339 San Joaquin Caswell Memorial State Park. Comment
  CHSC110792  Veronica filiformis Dean Wm. Taylor 2012-11-23 21319 San Joaquin Stockton (Lincoln Village), residential lawn bordering southeasternmost arm of Lake Lincoln; T/R/Section unsectionized (projected to 2N6E14). 1 Comment
  JEPS16806  Veronica peregrina subsp. xalapensis Rimo Bacigalupi with G. Thomas Robbins 1955-5-5 4994 San Joaquin 1 1/2 mi sw of Peters (along road from Stockton to Peters) 25 Comment
  SD254677  Veronica peregrina subsp. xalapensis George K. Helmkamp, Elizabeth Helmkamp 2013-3-26 20229 San Joaquin East end of San Joaquin Valley: Escalon Bellota Road (J6), 6.1 milse south of its junction with CA-26, 0.52 mile south of Copperopolis Road (Farmington 7.5'Q) 52 Comment
  SEINET7072567 Image available Veronica peregrina subsp. xalapensis A. G. Vestal 1963-5-27 s.n. San Joaquin Duck Creek at Route 8 about 7 miles east-norheast of Linden. Coordinate datum: NAD 27. UTM Zone 10, 675930mE, 4215074mN. Comment
  UC27717  Veronica peregrina subsp. xalapensis J. A. Sanford 1890-1 156 San Joaquin French Camp Comment
  UC672495  Veronica peregrina subsp. xalapensis H. L. Mason 1929-4-7 5165 San Joaquin 10 mi e of Escalon Comment
  JEPS21856  Veronica persica Joe Zaerr 1958-5-3 99 San Joaquin Highway 88 e of Clements (Sacramento Valley); Sacramento Valley 152 Comment
  SD241195  Veronica persica George K. Helmkamp, E. A. Helmkamp 2012-4-7 18727 San Joaquin San Joaquin Valley: along CA-26, 3.2 miles southwest of its junction with N Wimer Road, NE of town of Linden (Valley Springs SW 7.5'Q) 52 Comment
  UCR143271  Veronica persica E. E. Stanford 1928-2-20 781 San Joaquin Sacramento Valley, Stockton 5 Comment
  UCR238398  Veronica persica George K. Helmkamp, E. A. Helmkamp 2012-4-7 18727 San Joaquin San Joaquin Valley, along CA-26, 3.2 miles southwest of its junction with N Wimer Road, NE of town of Linden 52 Comment
  IRVC27655  Veronica persica E. E. Stanford 1928-2-10 781 San Joaquin Stocton Comment
  UC16991  Vicia hassei Benj. Cobb San Joaquin Tracy Comment
  UCR232281  Vicia sativa subsp. sativa George K. Helmkamp, E. A. Helmkamp 2011-3-12 17062 San Joaquin Northern San Joaquin Valley, Collier Road, 0.2 mile east of its junction with Suttenfield Road, 9.4 mi. NE (50 deg. ) of Lodi 40 Comment
  UCD109128  Vicia villosa subsp. varia G. F. Hrusa; S. A. Wagner 1992-4-22 9320 San Joaquin Caswell Memorial State Park. Comment
  UC1999825  Viola californica Milo S. Baker San Joaquin Probably from Tracy, California Comment
  CAS-BOT-BC203010  Vitis californica E. E. Stanford 1930-5-30 1531 San Joaquin Jones Tract, San Joaquin Delta Comment
  RSA390390  Vitis californica E. E. Stanford 1930-5-30 1531 San Joaquin Jones Tract, San Joaquin Delta Comment
  UCD17095  Vitis californica H. Olmo 1934-8-2 s.n. San Joaquin Mokelumne River on US 99. Comment
  UCD17097  Vitis californica H. Olmo 1934-8-2 s.n. San Joaquin Mokelumne River on US 99. Comment
  UCD17102  Vitis californica H. Olmo 1934-7-21 s.n. San Joaquin Border of San Joaquin and Stanislaus County: Stanislaus River on US 99. Comment
  UCD17103  Vitis californica H. Olmo 1934-7-21 s.n. San Joaquin Border of San Joaquin and Stanislaus County: Stanislaus River on US 99. Comment
  UCD17104  Vitis californica H. Olmo 1934-7-21 s.n. San Joaquin Border of San Joaquin and Stanislaus County: Stanislaus River on US 99. Comment
  UCD17108  Vitis californica H. Olmo 1934-7-21 s.n. San Joaquin Border of San Joaquin and Stanislaus County: Stanislaus River on US 99. Comment
  UCD17110  Vitis californica H. Olmo 1934-7-21 s.n. San Joaquin Border of San Joaquin and Stanislaus County: Stanislaus River on US 99. Comment
  UCD17113  Vitis californica H. Olmo 1934-7-21 s.n. San Joaquin Border of San Joaquin and Stanislaus County: Stanislaus River on US 99. Comment
  UCD17114  Vitis californica H. Olmo 1934-7-21 s.n. San Joaquin Border of San Joaquin and Stanislaus County: Stanislaus River on US 99. Comment
  UCD17116  Vitis californica H. Olmo 1934-7-21 s.n. San Joaquin Border of San Joaquin and Stanislaus County: Stanislaus River on US 99. Comment
  UCD17118  Vitis californica H. Olmo 1934-8-2 s.n. San Joaquin California. San Joaquin County: Mokelumne River at US 99. Comment
  UCD17125  Vitis californica H. Olmo 1934-8-2 s.n. San Joaquin Mokelumne River at US 99. Comment
  UCD17129  Vitis californica H. Olmo 1934-8-2 s.n. San Joaquin Mokelumne River at US 99. Comment
  UCD17130  Vitis californica H. Olmo 1934-8-2 s.n. San Joaquin Mokelumne River at US 99. Comment
  UCD17555  Vitis californica H. Olmo 1934-8-2 s.n. San Joaquin Mokelumne River on US 99. Comment
  CAS-BOT-BC198737  Vulpia bromoides Gladys L. Smith 1959-5-2 1061 A San Joaquin Wallace, Hwy. 12 60 Comment
  RSA21268  Vulpia bromoides C. B. Wolf 1937-3-31 8382 San Joaquin San Joaquin Valley, 2.5 mi. north of Vernalis on Tracy Road. 30 Comment
  CAS-BOT-BC183679  Vulpia microstachys var. ciliata John Thomas Howell 1938-4-10 13751 San Joaquin Hospital Canyon Comment
  UC766931  Vulpia microstachys var. ciliata R. F. Hoover 1937-4-3 1740 San Joaquin lower end Corral Hollow Comment
  CAS-BOT-BC183745  Vulpia microstachys var. confusa Alice Eastwood; John Thomas Howell 1935-4-7 2089 San Joaquin East end of Corral Hollow Comment
  CAS-BOT-BC183747  Vulpia microstachys var. confusa E. E. Stanford 1930-4-5 1230 San Joaquin Hospital Canyon Comment
  UC817993  Vulpia microstachys var. confusa Lewis S. Rose 1938-4-3 3811 B San Joaquin Corral Hollow 121 Comment
  CAS-BOT-BC184504  Vulpia microstachys var. pauciflora Alice Eastwood; John Thomas Howell 1935-4-7 2087 San Joaquin East end of Corral Hollow Comment
  RSA21456  Vulpia microstachys var. pauciflora C. B. Wolf 1937-3-31 8390 San Joaquin San Joaquin Valley, 0.5 mi N of Vernalis. 30 Comment
  UC766704  Vulpia microstachys var. pauciflora R. F. Hoover 1935-3-18 371 San Joaquin w of Ripon (San Joaquin River bridge); San Joaquin River Comment
  RSA0053701  Vulpia myuros G. K. Helmkamp, E. A. Helmkamp 2013-4-7 18719 San Joaquin San Joaquin Valley along CA-26, 3.2 miles southwest of its junction with N Wimer Road, NE of town of Linden. 52 Comment
  UCD94474  Vulpia myuros G. F. Hrusa; S. A. Wagner 1992-3-4 9239 San Joaquin Caswell Memorial State Park. Comment
  SEINET3271556 Image available Vulpia myuros f. megalura George K. Helmkamp, E. A. Helmkamp 2009-3-26 14463 San Joaquin San Joaquin Valley; junction of Collier Road and CA-88, about 0.2 mile north of the Mokelumne River 43 Comment
  CAS-BOT-BC185744  Vulpia myuros subsp. megalura E. E. Stanford 1927-3-29 133 San Joaquin Near Stockton. Open field near Campus Comment
  SEINET5586227  Vulpia myuros subsp. megalura George K. Helmkamp, E. A. Helmkamp 2012-1 18719 San Joaquin San Joaquin Valley: along CA-26, 3.2 miles southwest of its junction with N Wimer Road, NE of town of Linden. 52 Comment
  UC53367  Vulpia myuros var. hirsuta Benj. Cobb 1900-3-20 San Joaquin Tracy Comment
  CAS-BOT-BC423386  Wislizenia californica Samuel B. Parish 1881-11-1 s.n. San Joaquin Lathrop, C.P.R.R. Comment
  CAS-BOT-BC423389  Wislizenia californica K. Brandegee 1907-10-2 25 San Joaquin Near Lathrop Comment
  CAS-BOT-BC423395  Wislizenia californica John Thomas Howell 1930-10-11 5553 San Joaquin 5 miles south of Stockton Comment
  JEPS33284  Wislizenia refracta Rimo Bacigalupi and L. Constance 1962-8-13 8722 San Joaquin along base of Southern Pacific railway embankment just s crossing of Lathrop Road (just n of town of Lathrop) 5 Comment
  UCD116382  Wislizenia refracta Rimo Bacigalupi; L. Constance 1962-8-13 8722 San Joaquin Along base of Southern Pacific Railway embankment just south of crossing of Lathrop Road; just north of town of Lathrop. 5 Comment
  POM142969  Wislizenia refracta subsp. californica Michener, Bioletti 1892-9-9 s.n. San Joaquin Lathrop. Comment
  POM142970  Wislizenia refracta subsp. californica F. T. Bioletti 1891-07 s.n. San Joaquin Lathrop. Comment
  UC11151  Wislizenia refracta subsp. californica Edw. L. Greene 1889-1 San Joaquin Lathrop Comment
  UC419717  Wislizenia refracta subsp. californica Mrs. H. P. Bracelin 1930-10-11 89 San Joaquin 5 mi w Stockton Comment
  UC638685  Wislizenia refracta subsp. californica Ethel Crum 1930-10-12 891 San Joaquin 5 mi w Stockton; San Joaquin Valley Comment
  UC83249  Wislizenia refracta subsp. californica Michener and Bioletti 1893-8-1 San Joaquin Lathrop Comment
  POM93654  Wislizenia refracta subsp. californica Katherine Brandegee 1907-10-2 s.n. San Joaquin Near Lathrop. Comment