Search Results — 2000 specimen records retrieved (1465 records with coordinates)
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Results for search: County=SAN JOAQUIN; Source=All;   

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(For large data reqests, please contact Jason Alexander, jason_alexander@berkeley.edu.)

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

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? Specimen ID Determination * Collector Collection Date Collection Number County Locality Elevation in meters Feedback
  SD241095  Abutilon theophrasti George K. Helmkamp, E. A. Helmkamp 2011-10-15 18440 San Joaquin San Joaquin Valley: along CA-4, 0.4 mile east of Farmington (Farmington 7.5'Q) 41 Comment
  JEPS100505  Acanthomintha lanceolata Dean W. Taylor 1995-4-13 14821 San Joaquin Hospital Canyon 320 Comment
  SD241843  Acanthomintha lanceolata Dean William Taylor 1995-4-13 14821 San Joaquin Hospital Canyon. 320 Comment
  POM146143  Acer negundo subsp. californicum E. E. Stanford 1927-5-21 447 San Joaquin Near Stockton Comment
  POM196279  Acer negundo subsp. californicum E. E. Stanford 1928-3-20 834 San Joaquin Near Peters 30 Comment
  CAS-BOT-BC21727  Achillea millefolium E. E. Stanford 1930-5-3 1464 San Joaquin Elliot Rd. near Elliot Comment
  CDA1638  Achnatherum brachychaetum T. Gantenbein May 1996 San Joaquin Town of Banta, NE of Tracy, west of town between Grant Line Rd and HWY 205, east of Paradise Rd. 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
  UC1776761  Achnatherum brachychaetum Tad Gantenbein 1996-5-4 San Joaquin Weedy in alfalfa; Mike Mattes property between Banta and I-205, NE of Tracy. Comment
  UCD13379  Achnatherum brachychaetum Tad H. Gantenbein 1996-5-1 s.n. San Joaquin San Joaquin Co. NE of Tracy, town of Banta, west of town between Grant Line Rd and Hwy 205, east of Paradise Rd.. Comment
  SEINET9341013  Achnatherum brachychaetum Unknown 1991-5-1 s.n. San Joaquin San Joaquin Comment
  JEPS36734  Achyrachaena mollis W. L. Jepson 1938-4-14 18684 San Joaquin hills above headwaters Goose Creek Comment
  RSA21459  Achyrachaena mollis Carl B. Wolf 1937-3-31 8394 San Joaquin W side of San Joaquin Valley, Hospital Canyon 107 Comment
Read comments
Jun 10 2012
  UC1046565  Achyrachaena mollis A. D. Hawkes and R. Bacigalupi 1951-4-21 4803 San Joaquin 2 mi e of Stockton Comment
  UC29289  Achyrachaena mollis H. P. Fitch 1889-4-25 152 San Joaquin Stockton Comment
  UC29293  Achyrachaena mollis A. W. Gunnison 1900-1-1 San Joaquin Comment
  UC29295  Achyrachaena mollis J. A. Sanford 1890-1 San Joaquin French Camp 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-BC29726  Achyrachaena mollis Gladys L. Smith 1959-5-1 1050 San Joaquin Roadsides near Wallace Comment
  CAS-BOT-BC29728  Achyrachaena mollis E. E. Stanford 1928-4-7 846 San Joaquin Near Stockton Comment
  RSA416305  Achyrachaena mollis E. E. Stanford 1930-4-18 s.n. San Joaquin Northeastern portion of the county. Comment
  UCD103843  Acmispon americanus var. americanus G. F. Hrusa; S. A. Wagner 1992-7-8 9136 San Joaquin Caswell Memorial State Park. 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
  CAS-BOT-BC65594  Adiantum jordanii Genevieve Prlain 1976-5-2 s.n. San Joaquin county park on Mokelumne River below Camanche Dam 27 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
  POM196338  Aesculus californica E. E. Stanford 1928-5-22 1014 San Joaquin Sacramento Road, near Sacramento County Line. Comment
  UCR63937  Aesculus californica L. F. LaPre 1990-6-4 s.n. San Joaquin Borden Ranch, south side of Dry Creek 70 Comment
  CAS-BOT-BC46097  Agoseris hirsuta Volney Rattan 1887-9-1 s.n. San Joaquin Live Oaks Comment
  UCR132244  Agrostis Beecher Crampton 1956-7-30 3741 San Joaquin Sacramento Valley, 9.8 miles south of Clements 34 Comment
  SEINET7295880 Image available Agrostis alba Beecher Crampton 1956-1 3740 San Joaquin Irrigate pasture area, water overflow along Clements Road, 9.8 miles south of Clements 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
  UC441333  Alisma plantago-aquatica Harriet A. Walker 1907-9-8 893 San Joaquin Lathrop Comment
  UC563963  Alisma plantago-aquatica Ira L. Wiggins 1934-6-23 6939 San Joaquin 3.2 mi e Escalon (on road to Oakdale) Comment
  SEINET3895551 Image available Alisma plantago-aquatica Virginia Alexson 1964-6-13 23 San Joaquin Three miles North of Stockton.; 0 Comment
  POM179762  Allenrolfea occidentalis J. T. Howell 1930-9-28 5506 San Joaquin On the Borden Hwy to Holt. Comment
  UC1093858  Allenrolfea occidentalis Herbert L. Mason 1928-9-20 4965 San Joaquin San Joaquin delta near Holt; San Joaquin delta 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
  UC766742  Allium crispum R. F. Hoover 1941-4-18 4850 San Joaquin lower end of Corral Hollow Corral Hollow Comment
  UC917065  Allium crispum R. Bacigalupi 1949-5-17 3094 San Joaquin upper slopes of Hospital Canyon Hospital Canyon 243 Comment
  CAS-BOT-BC466769  Allium crispum R. Bacigalupi 1949-5-17 3094 San Joaquin Upper slopes of Hospital Canyon 243 Comment
  CAS-BOT-BC472789  Allium neapolitanum J. B. Gianelli 1962-4-9 s.n. San Joaquin Victor Colvin prop., Almond Drive and Stockton Drive, Lodi Comment
  UC917064  Allium serra R. Bacigalupi 1949-5-17 3095 San Joaquin Upper slopes of Hospital Hospital Canyon 243 Comment
  CAS-BOT-BC475565  Allium serra Roxana S. Ferris 1938-4-15 9407 San Joaquin Hill slope 1/2 mile west of gravel pit at mouth of Corral Hollow on the Livermore road. 152 Comment
  CAS-BOT-BC475567  Allium serra R. Bacigalupi 1949-5-17 3095 San Joaquin Upper slopes of Hospital Canyon 243 Comment
  UCD138608  Allium triquetrum D. E. Creighton 1960-3-15 s.n. San Joaquin Stockton. Comment
  UCR63942  Alnus rhombifolia L. F. LaPre 1990-6-4 s.n. San Joaquin Borden Ranch, south side of Dry Creek 70 Comment
  UCR143330  Alopecurus E. E. Stanford 1930-4-17 1346 San Joaquin Ione Road [between Stockton and Ione] Comment
  POM195972  Alopecurus aequalis E. E. Stanford 1928-4-29 940 San Joaquin Roadside ditches near Stockton Comment
  JEPS68432  Alopecurus saccatus W. L. Jepson 1929-4-28 15195 San Joaquin Lockeford 30 Comment
  UC188804  Alopecurus saccatus Mr. Sanford 1890-4-11 28 San Joaquin Waverly Comment
  UC37125  Alopecurus saccatus J. A. Sanford 1890-4-11 San Joaquin Waverly Comment
  UCD33073  Alopecurus saccatus Beecher Crampton 1966-5-3 7685 San Joaquin San Joaquin County, ca. 7 3/4 miles N.N.E. of Lodi, intersection of Liberty and Bruella roads. Comment
  UCD55939  Alopecurus saccatus Beecher Crampton 1966-5-3 7685 San Joaquin ca. 7- 3/4 miles NNE Lodi, Liberty and Bruella Roads. 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
  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
  CDA25742  Amaranthus albus G. K. Helmkamp, E. A. Helmkamp 2007-10-13 13082 San Joaquin Northern San Joaquin Valley; Along Highway CA-88, 1.0 mile southwest of Clements at Disch Road. Comment
  SEINET3237954 Image available 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
  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
  CDA3246  Amaranthus arenicola T. C. Fuller 1968-7-1 17357 San Joaquin Highway 99 at Tracy-Oakdale Highway (Hwy 120) overpass, Manteca. 0 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
  UCD97404  Amaranthus hybridus J. M. Tucker 1956-11-10 3280 -A San Joaquin Beside Howard Road, 3.2 miles northeast of its junction with Tracy Road, on Union Island. Comment
  UCD97517  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
  RSA789502  Amaranthus powellii George K. Helmkamp, E. Helmkamp 2011-10-15 18432 San Joaquin along CA-26, 0.6 mile northeast of Escalon-Bellota Rd. 40 Comment
  SD240817  Amaranthus powellii George K. Helmkamp, E. A. Helmkamp 2011-10-15 18432 San Joaquin San Joaquin Valley: along CA-26, 0.6 mile northeast of Escalon-Bellota Road (Linden 7.5'Q) 39 Comment
  UCR232675  Amaranthus powellii George K. Helmkamp, E. A. Helmkamp 2011-10-15 18432 San Joaquin San Joaquin Valley, along CA-26, 0.6 mile northeast of Escalon-Bellota Rd. 40 Comment
  CDA6726  Ambrosia artemisiifolia M. Switzenberg 1963-7-26 San Joaquin Railroad yards, Holt District. 0 Comment
  UC468986  Ambrosia psilostachya Harriet A. Walker 1907-9-8 888 San Joaquin Sathrop 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
  SEINET237585  Amelichloa caudata Tad H. Gantenbein San Joaquin NE of Tracy town of Banta west of town between Grant Line Rd and Hwy 205 east of Paradise Rd. Comment
  UCD77330  Ammannia coccinea Robert E. Preston 2004-9-3 2295 San Joaquin Ca. 9.1 miles NE of Lodi, at jct Liberty Road and Elliott Road. 32 Comment
  JEPS45987  Ammannia robusta J. Burtt Davy 1893-11-13 1184 San Joaquin Stockton Comment
  JEPS45988  Ammannia robusta F. T. Bioletti Sept. 1892 San Joaquin San Joaquin Bridge Comment
  UCD102879  Ammannia robusta G. F. Hrusa; S. A. Wagner 1992-8-8 9353 San Joaquin Caswell Memorial State Park. Oxbow Lake. Comment
  CDA5353  Ammi majus T. C. Fuller, J. Solari 1959-8-3 2865 San Joaquin Southeast corner of Farmington & Kaiser Roads. 0 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
  RSA0090957  Amsinckia C. B. Wolf 1937-3-31 8375 San Joaquin San Joaquin Valley. 1 mi S of Stockton on Tracy Rd. 5 Comment
  SEINET3293462 Image available Amsinckia douglasiana P. O. Schallert 1945-3-8 C 30 San Joaquin Near Stockton common waste places Comment
  UC1178333  Amsinckia eastwoodiae Ray and Chisaki 1952-4-22 K 138 San Joaquin Farmington Comment
  UC1178334  Amsinckia eastwoodiae Ray and Chisaki 1952-4-22 K 138 San Joaquin Farmington Comment
  UC763140  Amsinckia eastwoodiae R. F. Hoover 1938-4-10 3064 San Joaquin Lower Hospital Canyon Comment
  UC764748  Amsinckia eastwoodiae R. F. Hoover 1935-3-1 232 San Joaquin Vernalis Comment
  UCD96869  Amsinckia eastwoodiae Ellen Dean; Clare Loughran, Mary Shea, Wilde Legard, 2011-4-22 6923 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
  RSA21265  Amsinckia eastwoodiae C. B. Wolf 1937-3-31 8379 San Joaquin San Joaquin Valley, 3 Mi. E. of Tracy at junction with Vernalis Road. 25 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
  CAS-BOT-BC222449  Amsinckia grandiflora R. F. Hoover 1938-3-19 2866 San Joaquin 1 mi. n. of Corral Hollow near Alameda Co. line Comment
  JEPS14264  Amsinckia grandiflora Francia Chisaki and R. Bacigalupi 1956-4-5 664 San Joaquin e. side of canyon leading n. from Corral Hollow (0.45 mi. e. of San Joaquin-Alameda Co. line, ca. 1.5 mi. n. of rd. in Corral Hollow) Comment
  JEPS24885  Amsinckia grandiflora R. F. Hoover 1938-5-7 3357 San Joaquin 1 mile N of Corral Hollow near Alameda County line). Comment
  JEPS24887  Amsinckia grandiflora R. F. Hoover 1938-4-9 3021 San Joaquin 1 mile N 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
  UC881387  Amsinckia grandiflora Lewis S. Rose 1938-4-26 38210 San Joaquin Corral Hollow 152 Comment
  RSA97104  Amsinckia grandiflora 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
  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
  POM147727  Amsinckia intermedia E. E. Stanford 1928-3-2 784 San Joaquin Stockton. Comment
  POM212645  Amsinckia intermedia Lincoln Constance, Alan Bettle 1940-3-21 2527 San Joaquin Castle Rock, Coral Hollow. 198 Comment
  RSA201466  Amsinckia intermedia Alice Eastwood, John Thomas Howell 1935-4-7 2113 San Joaquin East end of Corral Hollow. Comment
  SD240912  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 tis junction with N Wimer Road, NE of town of Linden (Valley Springs SW 7.5'Q) 52 Comment
  UC1084591  Amsinckia intermedia Peter M. Ray 1952-3-29 2187 San Joaquin 1 mi n Corral Hollow (w side of ridge near summit, first ridge e of Alameda-San Joaquin county line just n of; (hill 1524)) 457 Comment
  UC1178285  Amsinckia intermedia Ray and Chisaki 1952-9-3 K 155 San Joaquin Farmington Comment
  UC75331  Amsinckia intermedia C. F. Baker 1903-4-25 2779 San Joaquin Tracy; Pacific Coast 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
  CDA40600  Amsinckia intermedia T. C. Fuller 1962-4-2 8207 San Joaquin 2 miles northwest of Lathrop Bridge, ca. 5 miles northeast of Tracy. 0 Comment
  RSA0089703  Amsinckia intermedia Robert F. Hoover 1937-4-3 1747 San Joaquin Lower end of Corral Hollow. Comment
  UCD119689  Amsinckia intermedia Marvin L. Nies 1951-4-7 41 San Joaquin 5 miles east of Lodi. Comment
  UC1094052  Amsinckia lycopsoides Francia Chisaki 1954-3-27 580 San Joaquin on Telsa Road grade before entering Corral Hollow Comment
  UC78270  Amsinckia lycopsoides T. S. Brandegee May 1889 San Joaquin Tracy Comment
  UCD96873  Amsinckia lycopsoides Ellen Dean; Clare Loughran, Mary Shea, Wilde Legard, 2011-4-22 6927 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 southeast of (above) Amsinckia grandiflora canyon. Comment
  RSA21264  Amsinckia lycopsoides C. B. Wolf 1937-3-31 8378 San Joaquin San Joaquin Valley, 3 mi. e. of Tracy at junction with Vernalis Road. 8 Comment
  CDA19661  Amsinckia menziesii G. D. Barbe, T. C. Fuller, J. B. Gianelli 1973-4-6 1181 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
  UCD119790  Amsinckia menziesii Terri Williamson 1990-4-28 12 San Joaquin Buena Vista Rd. 1 mi. E. of Hwy. 88. 121 Comment
  JEPS61108  Amsinckia menziesii var. menziesii W. L. Jepson 1938-4-14 18683 San Joaquin headwaters of Goose Creek 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
  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
  CAS-BOT-BC26813  Amsinckia rugosissima C. F. Baker 1903-4-25 2779 San Joaquin Tracy Comment
  JEPS25301  Amsinckia tessellata var. gloriosa R. F. Hoover 1938-3-20 2892 San Joaquin Vernalis 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
  UC765549  Amsinckia vernicosa var. vernicosa R. F. Hoover 1938-4-9 3023 San Joaquin 1 mi n of Corral Hollow (near Alameda County line) Comment
  UCD117537  Anagallis arvensis Marvin Nies 1951-5-4 57 San Joaquin 6 miles east of Lodi. Comment
  UC635716  Androsace elongata subsp. acuta H. L. Mason 1932-3-19 6820 San Joaquin two mi e Midway Comment
  UC4890  Anemopsis californica J. A. Sanford 1890-1 369 San Joaquin Stockton Comment
  UC1714619  Anoda cristata L. Belding Nov 1900 San Joaquin Stockton Comment
  UC764003  Aphanes occidentalis Robert F. Hoover 1935-3-1 244 San Joaquin 5 mi sw Ripon Comment
  UCD96911  Aphanes occidentalis Ellen Dean; Clare Loughran, Mary Shea, Wilde Legard, 2011-4-22 6949 a 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
  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
  POM308818  Apocynum cannabinum I. L. Wiggins 1942-7-1 s.n. San Joaquin Junction of Holt and Borden Roads, 7 miles from Stockton, 1 mile from Holt Comment
  UCD38677  Aristida oligantha Beecher Crampton 1956-7-30 3745 San Joaquin 4.8 miles north of Farmington. Comment
  CAS-BOT-BC90126  Artemisia biennis E. E. Stanford 1926-10-26 87 San Joaquin Stockton, Louis Park Comment
  CDA10146  Artemisia californica J. B. Gianelli 1973-10-31 San Joaquin U.S.D.A. Soil Conservation Service Plant Material Center, Lockeford. 0 Comment
  RSA604701  Artemisia californica L. C. Wheeler 1952-9-29 6995 San Joaquin Ladd Mine: San Joaquin 5. Comment
  UC449642  Artemisia douglasiana Harriet A. Walker 1907-9-8 907 San Joaquin Sathrop Comment
  POM54292  Artemisia douglasiana H. P. Fitch 135 San Joaquin Stockton Comment
  CAS-BOT-BC93746  Artemisia ludoviciana subsp. incompta Brian Atwater 1978-9-16 BA- 144 San Joaquin Tidal marsh and swamp inside a meander of Middle River, and vicinity; between Victoria Is. and Upper Jones Tract Comment
  UC22984  Asclepias fascicularis Michener and Bioletti 1892-9-9 San Joaquin Lathrop Comment
  UC22989  Asclepias fascicularis F. T. Bioletti 1892-9-9 San Joaquin Lathrop Comment
  CDA39834  Asclepias fascicularis Barry Aug 1938 s.n. San Joaquin Near Stockton. 0 Comment
  UCR63912  Asclepias speciosa L. F. LaPre 1990-6-4 s.n. San Joaquin Borden Ranch, south side of Dry Creek 70 Comment
  SJSU1658  Asclepias vestita M. E. Myers 1955-5-27 60 San Joaquin 12 mi E of Lodi, Sierra Nevada Foothills 60 Comment
  RSA201429  Asparagus officinalis J. T. Howell 1954-9-5 30029 San Joaquin Along highway near Holt Comment
  CAS-BOT-BC478841  Asparagus officinalis John Thomas Howell 1967-10-19 44018 San Joaquin Caswell Memorial State Park Comment
  CAS-BOT-BC478842  Asparagus officinalis John Thomas Howell 1954-9-5 30029 San Joaquin Along highway near Holt Comment
  CDA10238  Aster chilensis Croce 1963-12-17 San Joaquin Woodbridge Irrigation District, Augie Orrigone property, north of Highway 99. 0 Comment
  CDA10353  Aster subulatus var. ligulatus T. C. Fuller 1959-10-27 3262 San Joaquin Road to Knights Ferry, ca. 4 miles southwest of Farmington. 0 Comment
  POM216529  Aster subulatus var. ligulatus D. D. Keck 1931-10-18 1320 San Joaquin Escalon. 38 Comment
  RSA124892  Aster subulatus var. ligulatus A. G. O'Berg 1955-10-1 s.n. San Joaquin 2.1 miles south of San Joaquin on west side of Colorado Road, along edge of cultivated cotton field. Comment
  CAS-BOT-BC180514  Astragalus asymmetricus David D. Keck 1933-8-23 2502 San Joaquin Carnegie, Corral Hollow, Western San Joaquin County 198 Comment
  RSA128102  Astragalus asymmetricus Clare B. Hardham 1959-5-6 4409 San Joaquin Intersection Nacimiento Dam Road and road to Pleyto. Comment
  RSA128159  Astragalus asymmetricus Clare B. Hardham 1959-5-6 4409 San Joaquin Intersection Nacimiento Dam Road and road to Pleyto. Comment
  SEINET10811682  Astragalus asymmetricus E. E. Stanford 1930-4-19 Stanford 1367 San Joaquin Patterson Pass Road. Comment
  POM16147  Astragalus didymocarpus C. F. Baker 1903-4-25 2782 San Joaquin Tracy Comment
  RSA517287  Astragalus didymocarpus Barbara J. Ertter 1986-3-14 5787 San Joaquin Corral Hollow in Diablo Range SE of Livermore, along Tesla Rd (Rt. J12) 3.5 mi W of jct I-580. 152 Comment
  UC13346  Astragalus didymocarpus F. T. Bioletti 1892-1 San Joaquin Lower San Joaquin Comment
  UC83407  Astragalus didymocarpus Katharine Brandegee April 1889 San Joaquin Tracy Comment
  UC862650  Astragalus didymocarpus Lewis S. Rose 1938-4-18 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-BC182334  Astragalus didymocarpus var. didymocarpus Roxana S. Ferris 1938-4-15 9418 San Joaquin Near mouth of Elk Ravine. Corral Hollow - Livermore Road 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-BC182661  Astragalus douglasii Volney Rattan 1880-7-1 s.n. San Joaquin Live Oaks Comment
  JEPS54600  Astragalus douglasii W. L. Jepson 1896-6-27 13744 San Joaquin on road running e from the San Joaquin bridge to Atlanta (San Joaquin County plains, e side); ; San Joaquin Co., on road running E from the San Joaquin bridge to Atlanta. Comment
  CAS-BOT-BC178270  Astragalus gambelianus Alice Eastwood; John Thomas Howell 1935-4-7 2100 San Joaquin East end of Corral Hollow Comment
  UC635294  Astragalus gambelianus H. L. Mason 1932-3-19 6834 San Joaquin two mi e Midway (near Tracy); e of Midway, near Tracy Comment
  RSA60141  Astragalus gambelianus Lois E. James 1947-4-12 1756 San Joaquin Hills just N of San Luis Obispo. 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
  UCD105437  Astragalus tener var. tener Roman Gankin 1958-3-8 s.n. San Joaquin Off of U.S. Highway 50, between Tracy and Livermore. Comment
  RSA128158  Astragalus trichopodus Clare B. Hardham 1957-5-10 1953 San Joaquin Willow Creek, near Memmonite Church. Comment
  CAS-BOT-BC17575  Athysanus pusillus Volney Rattan 1877-3-1 s.n. San Joaquin Live Oaks. Comment
  JEPS53222  Athysanus pusillus W. L. Jepson 1922-4-2 9584 San Joaquin Corrral Hollow, w San Joaquin County Corrral Hollow 182 Comment
  UC762952  Athysanus pusillus R. F. Hoover 1938-2-27 2793 San Joaquin Castle Rock, Corral Hollow Corral Hollow; Castle Rock, Corral Hollow Comment
  CAS-BOT-BC168619  Atriplex Roxana S. Ferris 1938-4-15 9422 San Joaquin Near mouth of Elk Ravine. Corral Hollow-Livermore Road 152 Comment
  UC990738  Atriplex argentea var. mohavensis Roxana S. Ferris 1951-9-15 12471 San Joaquin near Lathrop; near Lathrop Comment
  UC1784356  Atriplex californica H. C. Stutz 1977-6-15 8030 San Joaquin Tracy 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
  UCD97621  Atriplex prostrata K. Esau 1929-9-21 2039 San Joaquin Staten Island. 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
  UC57370  Atriplex semibaccata N. K. Berg 1903-12-10 28 San Joaquin Rough and Ready Isl. Comment
  UCD97719  Atriplex semibaccata G. L. Stebbins Jr.; Alva Day 1966-3-12 6314 San Joaquin at lower end of Corral Hollow. Comment
  CDA23326  Atriplex serenana T. C. Fuller 1962-6-4 8833 San Joaquin North side of Highway 50 at railroad tracks, west limits of Tracy. 0 Comment
  CAS-BOT-BC180894  Atriplex serenana var. serenana L. R. Abrams 1934-5-28 13572 San Joaquin Manteca Comment
  UC452643  Atriplex serenana var. serenana Harriet A. Walker 1907-9-8 934 San Joaquin Lathrop Comment
  CAS-BOT-BC180891  Atriplex serenana var. serenana R. F. Hoover 1965-8-27 9517 San Joaquin Carpenter Road near San Joaquin River, south of Modesto Comment
  CAS-BOT-BC180892  Atriplex serenana var. serenana Ira L. Wiggins 1974-10-1 22128 San Joaquin Roadside 2 mi W of Escalon (Highway 120) between Escalon and Manteca Comment
  RSA147734  Atriplex subspicata E. E. Stanford 1927-9-26 718 San Joaquin Stockton. Comment
  RSA478356  Atriplex subspicata E. E. Stanford 1926-10-12 55 San Joaquin Near Stockton Comment
  UC767830  Atriplex triangularis R. F. Hoover 1935-9-7 721 San Joaquin Roberts Island Comment
  UCR253605  Avena barbata George K. Helmkamp 2014-3-18 22573 A 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
  SEINET3291460 Image available Avena fatua Unknown 1945-4-22 San Joaquin Stockton Comment
  RSA318294B  Azolla filiculoides Wayne P. Armstrong 1984-8-22 1214 San Joaquin Trapper Slough-- north side of Highway 4 approximately 4 miles west of Holt 2 Comment
  CAS-BOT-BC98795  Baccharis douglasii E. E. Stanford 1926-10-12 51 San Joaquin Near Stockton 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
  CDA15564  Baccharis glutinosa G. F. Hrusa, M. Rejmanek, M. Tu 1998-10-14 14895 San Joaquin Caswell Memorial State Park. Comment
  CDA10386  Baccharis pilularis subsp. consanguinea F. M. Newhall 1959-11-23 San Joaquin 0 Comment
  CAS-BOT-BC98211  Baccharis salicifolia E. E. Stanford 1930-4-14 1316 San Joaquin Near Calaveras Co. line in open range land. Comment
  SEINET899244  Baccharis salicifolia R. A. Dodge 1957-1 90 San Joaquin 15 miles southeast of Livermore, on Corral Hollow Road 46 Comment
  UC1259011  Bacopa eisenii J. L. Strother 1977-7-19 1278 San Joaquin ca 2 mi n Escalon (Route J9, ca .33 mi e of Route J6) Comment
  CDA21203  Basella alba J. Allan 2006-11-3 PDR 1301869 San Joaquin San Joaquin Valley; SE corner of Sonora and Della, Stribley Park. 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
  JEPS79580  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
  JEPS32536  Bidens laevis W. L. Jepson 1923-10-22 10268 San Joaquin Union Island, Lower San Joaquin River Lower San Joaquin River, Union Island Comment
  SD58196  Bidens laevis W. L. Jepson 1923-10-22 10268 San Joaquin Union Island, lower San Joaquin River. Comment
  CAS-BOT-BC102028  Bidens laevis E. E. Stanford 1926-10-19 67 San Joaquin Stockton Comment
  CDA10516  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
  CDA10520  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
  POM146126  Bidens laevis E. E. Stanford 1926-10-19 67 San Joaquin Stockton, San Joaquin River. Comment
  CDA6859  Bidens tripartita T. C. Fuller 1968-10-31 17940 San Joaquin Caswell Memorial State Park, north bank of the Stanislaus River, 3 miles southwest of Ripon. 0 Comment
  CDA6860  Bidens tripartita Peter Rubtzoff 1964-9-2 5517 San Joaquin Caswell Memorial State Park, 7 miles south of Manteca. 0 Comment
  CAS-BOT-BC100277  Blennosperma nanum var. nanum Volney Rattan 1886-3-18 s.n. San Joaquin Live Oaks Comment
  CAS-BOT-BC100278  Blennosperma nanum var. nanum E. E. Stanford 1928-3-20 817 San Joaquin Near Peters 45 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
  JEPS78659  Blennosperma nanum var. nanum Edward Lee 1936-2-28 1749 San Joaquin between Tracy and Summit House Comment
  CAS-BOT-BC127904  Blepharizonia laxa James Vale 1975-9-17 s.n. San Joaquin East end of Corrall Hollow Comment
  CAS-BOT-BC127906  Blepharizonia laxa James Vale 1975-10-4 s.n. San Joaquin Middle part of Corral Hollow Comment
  CAS-BOT-BC127911  Blepharizonia laxa Katharine Brandegee 1907-10-1 s.n. San Joaquin near Stockton Comment
  JEPS18820  Blepharizonia laxa R. F. Hoover 1938-8-22 3792 San Joaquin Hospital Canyon (lower part) Comment
  UCD129611  Blepharizonia laxa Robert E. Preston 1996-9-27 1003 San Joaquin Lawrence Livermore National Laboratory, Site 300, on east-facing roadcut along Rout 4, around 0.6 miles west of its junction with Route 3. 396 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
  UC990576  Blepharizonia plumosa James I. McMurphy 1908-10-19 San Joaquin along rr track, 6 1/2 w of 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
  RSA81638  Blepharizonia plumosa subsp. plumosa James I. McMurphy 1908-10-19 s.n. San Joaquin 6.5 miles west of Tracy 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
  RSA41165  Boisduvalia stricta Robert F. Hoover 1935-6-12 651 San Joaquin Farmington. 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-BC31037  Bolboschoenus maritimus Herbert L. Mason 1948-5-31 13574 San Joaquin three miles north of Ripon. Comment
  CAS-BOT-BC31039  Bolboschoenus maritimus John Thomas Howell 1930-9-28 5508 San Joaquin Subsaline hollow along Borden Highway to Stockton. Comment
  RSA201509  Brachypodium distachyon Robert F. Hoover 1954-5-20 8348 San Joaquin 330 Chaplin Lane Comment
  UCR253790  Brassica geniculata George K. Helmkamp, Elizabeth Helmkamp 2012-10-26 20060 San Joaquin San Joaquin Valley, along Hwy CA-26, 0.7 mile northeast of Bellota 50 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
  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
  UCR238400  Brassica rapa George K. Helmkamp, E. A. Helmkamp 2012-4-7 18729 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
  CAS-BOT-BC36688  Brassica rapa E. E. Stanford 1927-9-17 702 San Joaquin Stockton. In Calaveras River. Comment
  RSA482940  Brassica rapa Flossie Draper 1927-10-6 33 San Joaquin Near campus [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
  UCR2202B  Briza media F. M. Reed 1920-10-22 4539 San Joaquin Sacramento Valley, Rice field near Galt 15 Comment
  UCR2202A  Briza minor F. M. Reed 1920-10-22 4539 San Joaquin Sacramento Valley, Rice field near Galt 15 Comment
  SEINET10967592  Briza minor E. E. Stanford 1930-4-14 Stanford 1320 San Joaquin Near Calaveras Co. line. Open range in wet places. Comment
  UC3323  Brodiaea appendiculata F. W. Gunnison May 1896 San Joaquin Linden Comment
  UC552435  Brodiaea appendiculata R. F. Hoover 1936-4-30 1058 San Joaquin Farmington Comment
  UC990726  Brodiaea appendiculata Roxana S. Ferris 1953-5-15 12641 San Joaquin about 1 mi w intersection rd betw Everett Sch. and Bellota-Farmington rd Comment
  CAS-BOT-BC482169  Brodiaea appendiculata E. E. Stanford 1928-5-12 952 San Joaquin Near Peters Comment
  POM196335  Brodiaea appendiculata E. E. Stanford 1928-5-12 952 San Joaquin Near Peters. Comment
  SEINET10533783  Brodiaea coronaria E. E. Stanford 1928-5-12 Stanford 952 San Joaquin Near Peters. Open fields in dry soil. Comment
  RSA462416  Brodiaea elegans subsp. elegans E. E. Stanford 1930-5-3 1467 San Joaquin Jack Tone Road. 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
  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
  SEINET10533895  Brodiaea synandra E. E. Stanford 1930-5-3 Stanford 1467 San Joaquin Jacktone Road. Open fields. Comment
  POM196216  Bromus arizonicus C. R. Quick 1929-4-6 s.n. San Joaquin Stockton; Campus Comment
  CAS-BOT-BC156278  Bromus catharticus E. E. Stanford 1930-5-21 1505 San Joaquin Stockton. On campus. Comment
  HSC9149  Bromus catharticus C. S. Chavez 1965-4-10 30 San Joaquin Hwy. 50 downtown Tracy Comment
  SACT000664  Bromus diandrus Herbert Copeland 1935-7-28 San Joaquin Comment
  SEINET3271555 Image available Bromus diandrus George K. Helmkamp, E. A. Helmkamp 2009-3-26 14451 San Joaquin San Joaquin Valley; junction of Collier Road and CA-88, about 0.2 mile north of the Mokelumne River 43 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
  UCR232201  Bromus diandrus George K. Helmkamp, E. A. Helmkamp 2011-3-12 17068 San Joaquin Upper San Joaquin Valley, between Lodi and Galt, Forest Lake Road just west of CA-99 27 Comment
  UCR253640  Bromus diandrus George K. Helmkamp 2014-3-18 22581 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-BC155490  Bromus hordeaceus E. E. Stanford 1927-4-9 139 San Joaquin Near Stockton. Comment
  CDA12443  Bromus hordeaceus G. F. Hrusa, S. A. Wagner 1992-4-2 9307 San Joaquin Caswell Memorial State Park. Throughout the park. Comment
  UCD58655  Bromus hordeaceus G. F. Hrusa; S. A. Wagner 1992-4-22 9249 San Joaquin Caswell Memorial State Park. 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
  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
  CDA21078  Cabomba caroliniana D. Griffin, E. Finley 1995-10-6 s.n. San Joaquin Disappointment Slough, Sacamento-San Joaquin River Delta, NW of Stockton. 0 Comment
  CAS-BOT-BC438330  Calandrinia ciliata E. E. Stanford 1927-3-7 97 San Joaquin Stockton Comment
  UC19137  Callitriche marginata J. A. Sanford 1890-1 360 San Joaquin Waverly Comment
  CAS-BOT-BC132333  Calochortus clavatus R. Bacigalupi 1949-5-17 3097 San Joaquin Hospital Canyon, lower slopes 182 Comment
  UC3491 Image available Calochortus venustus F. W. Gunnison May 1896 San Joaquin Linden Comment
  POM172658  Calycadenia hispida E. E. Welty 1916-9-23 s.n. San Joaquin 7 miles northeast of Ripon Comment
  POM298216  Calycadenia hispida H. M. Hall 1930-8-8 12850 San Joaquin 2.5 miles east of Farmington on road to Milton Comment
  JEPS33814  Calycadenia multiglandulosa C. C. Parry 1881-1-1 San Joaquin Stockton Comment
  JEPS38569  Calycadenia multiglandulosa W. L. Jepson 1896-6-27 14866 San Joaquin lower San Joaquin, between Moss Ferry and Atlanta San Joaquin 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-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-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-BC270665  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
  UC177511  Calycadenia spicata C. C. Parry 1881-10-1 132 San Joaquin near Stockton Comment
  CAS-BOT-BC270879  Calycadenia spicata David D. Keck 1932-6-26 1507 San Joaquin 2.5 miles E of Farmington, on Milton Road Comment
  JEPS33818  Calycadenia spicata C. C. Parry 1881-1-1 132 San Joaquin Milton Station, near Stockton Comment
  UC1876655  Calycadenia truncata Gerald D. Carr 1971-9-24 673 San Joaquin 2.2 mi W of Calaveras Co line on Hwy 12. 60 Comment
  UC765777  Calyptridium monandrum R. F. Hoover 1938-4-9 3044 San Joaquin hill between Castle Rock and Black Butte (Corral Hollow); Corral Hollow Comment
  CAS-BOT-BC190899  Calystegia sepium subsp. limnophila Brian Atwater 1978-8-16 BA- 37 San Joaquin between Quinby Island and Franks Tract Comment
  UC107695  Camissonia contorta Mrs. K. Brandegee May 1889 San Joaquin Tracy Comment
  UC20526  Camissonia contorta Benj. Cobb San Joaquin Tracy Comment
  CDA37997  Camissoniopsis micrantha F. J. Newhall 1960-7-5 s.n. San Joaquin Lodi. 0 Comment
  UC914244  Cannabis sativa Verne and Alva Grant 1946-8-21 7849 San Joaquin between Stockton and Antioch San Joaquin Delta 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
  UC10293  Capsella bursa-pastoris Jos. Burtt Davy 1901-3-5 San Joaquin Lathrop Comment
  UCR233208  Capsella bursa-pastoris George K. Helmkamp, E. A. Helmkamp 2010-4-7 15831 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
  UCR238918  Capsella bursa-pastoris George K. Helmkamp, E. A. Helmkamp 2012-2-3 18524 San Joaquin San Joaquin Valley, Escalon-Bellota Road, 0.2 mile south of its junction with CA-26, NE of Linden 39 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
  UCD114134  Capsella bursa-pastoris G. F. Hrusa; S. A. Wagner 1992-3-22 9068 San Joaquin Caswell Memorial State Park; unmowed picnic area. 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
  CDA14315  Cardaria pubescens J. Allan 1998-8-5 s.n. San Joaquin San Joaquin Valley; Naglee Rd. in 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
  RSA364544  Carex E. E. Stanford 1930-4-5 1253 San Joaquin Near Durham Ferry. Comment
  UCD140167  Carex barbarae G. F. Hrusa; S. A. Wagner 1992-7-8 9151 San Joaquin Caswell Memorial State Park. Comment
  CAS-BOT-BC19311  Carex barbarae J. W. Congdon 1894-3-31 s.n. San Joaquin Lockeford. Comment
  CDA33029  Carex barbarae T. C. Fuller 1962-4-24 8211 San Joaquin Ca. 8 miles north-east of Tracy, south side of W. P. R. R. tracks, between Paradise Cut and Old River. 0 Comment
  SEINET3898818  Carex barbarae Wilhelm N. Suksdorf 1913-6-7 57 San Joaquin On the San Joaquin River, near Lathrop.; 0 Comment
  SEINET10648294  Carex breviligulata E. E. Stanford 1927-5-28 Stanford 445 San Joaquin Near Stockton. In sand, Calaveras River bottom. Comment
  CAS-BOT-BC34271  Carex comosa Herbert 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
  CAS-BOT-BC118333  Carex praegracilis Wilhelm Nikolaus Suksdorf 1913-6-6 40 San Joaquin Lathrop Comment
  UCD140755  Carex praegracilis G. F. Hrusa; S. A. Wagner 1992-3-4 9096 San Joaquin Caswell Memorial State Park. Comment
  SEINET10817754  Carex praegracilis Wilhelm N. Suksdorf 1913-6-6 Suksdorf 40 San Joaquin Lathrop. Comment
  JEPS44113  Carthamus creticus J. A. Sanford 1914-8-1 San Joaquin Farmington Comment
  UCD150814  Carthamus creticus P. F. Knowles 1954-8-28 s.n. San Joaquin San Joaquin County, east of Stockton; south side of Farmington Road at junction with Hollenbeck Road, 1.3 miles east of Jack Tone Road. 21 Comment
  CAS-BOT-BC281928  Carthamus tinctorius W. E. Keithly 1930-7-24 s.n. San Joaquin Bethany Comment
  CAS-BOT-BC249089  Castilleja affinis Mrs. A. R. Arnold 1922-5-1 s.n. San Joaquin Corral Hollow, Tracy Comment
  JEPS3793  Castilleja attenuata W. L. Jepson 1929-4-28 15193 San Joaquin Lockeford 30 Comment
  CDA14344  Castilleja campestris subsp. campestris J. B. Gianelli 1995-5-4 San Joaquin Angraves Estate, Acampo. 0 Comment
  UC124320  Castilleja exserta C. F. Baker 1903-4-26 2784 San Joaquin Bethany Comment
  UC673441  Castilleja exserta H. L. Mason 1932-3-19 6822 San Joaquin 2 mi e Midway (between Mountain House and Tracy) Comment
  UCD122402  Castilleja exserta Marvin Nies 1951-5-4 s.n. San Joaquin Pasture, 6 miles east of Lodi. 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
  JEPS18886  Castilleja exserta subsp. exserta Rimo Bacigalupi with A. Carter, F. Chisaki et al. 1956-4-5 5580 San Joaquin about 1.5 mi n Corral Hollow Road (in first side canyon 0.45 mi ne of the Alameda-San Joaquin County line, off the Corral Hollow) 396 Comment
  JEPS18261  Castilleja foliolosa Peter H. Raven with Ornduff, Woodcox, and R. and A. Alava 1957-3-30 10567 San Joaquin Corral Hollow 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
  UCR62332  Castilleja lineariloba 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
  UC764615  Caulanthus coulteri var. lemmonii R. F. Hoover 1938-3-19 2867 San Joaquin near Alameda Co. line 1 mi n Corral Hollow; n of Corral Hollow Comment
  CAS-BOT-BC41066  Caulanthus flavescens Alice Eastwood; John Thomas Howell 1938-4-18 5091 San Joaquin Hospital Canyon. Comment
  CAS-BOT-BC41068  Caulanthus flavescens Alice Eastwood; John Thomas Howell 1938-4-18 5091 San Joaquin Hospital Canyon. Comment
  CAS-BOT-BC41070  Caulanthus flavescens Alice Eastwood; John Thomas Howell 1938-5-24 5790 San Joaquin Hospital Canyon. Comment
  CAS-BOT-BC41071  Caulanthus flavescens Alice Eastwood; John Thomas Howell 1938-4-10 13758 San Joaquin Hospital Canyon. Comment
  CDA24866  Caulanthus flavescens Jim Jokerst 1989-3-3 3075 San Joaquin Lawrence Livermore Laboratory, Site 300. 0 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
  CDA24869  Caulanthus lasiophyllus Jim Jokerst 1989-3-3 3076 A San Joaquin Lawrence Livermore Laboratory, Site 300. 0 Comment
  UCD114694  Caulanthus lasiophyllus Terri Williamson 1990-4-28 13 San Joaquin Buena Vista Road, 1 mile E of Highway 88. 121 Comment
  UC1070941  Ceanothus cuneatus var. cuneatus R. W. Lundh 1932-6-1 116 San Joaquin Coral Hollow Creek Mt. Hamilton quad 838 Comment
  CDA1867  Cenchrus longispinus J. B. Gianelli 1960-10-5 San Joaquin Adjacent to canal, near Lodi. 0 Comment
  CAS-BOT-BC281963  Centaurea benedicta John Thomas Howell 1930-6-29 5330 San Joaquin At Nile Garden 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
  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
  CAS-BOT-BC284484  Centaurea solstitialis T. C. Fuller 1960-5-17 4332 San Joaquin Fencerow adjacent to Ladino clover pasture, S/Hwy 4, 1.4 mi. E/Jacktone Road, 8.7 mi. E/Stockton Comment
  CDA7354  Centaurea sulphurea D. Fehling 1963-6-11 San Joaquin Claude C. Wood Construction Company yard, Victor Road, Lodi. 0 Comment
  CDA38371  Centaurium tenuiflorum P. S. Jorgensen 1963-6-26 s.n. San Joaquin Escalon dist. 0 Comment
  UC532128  Centromadia David D. Keck 1933-10-28 2573 San Joaquin ca. 3 mi e Stockton (Farmington Road 0.7 mi from intersection with U.S. 99) Comment
  CAS-BOT-BC288643  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
  CAS-BOT-BC288649  Centromadia fitchii Mrs. E. C. Sutliffe 1927-9-4 s.n. San Joaquin Lodi Comment
  CAS-BOT-BC288645  Centromadia fitchii David D. Keck 1931-10-18 1322 San Joaquin Escalon 38 Comment
  CAS-BOT-BC288647  Centromadia fitchii Ira L. Wiggins 1934-6-23 6938 San Joaquin 3.2 miles E of Escalon on road to Oakdale Comment
  CAS-BOT-BC288654  Centromadia fitchii David D. Keck 1931-10-18 1322 San Joaquin Escalon 38 Comment
  SEINET3928147  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.; 0 Comment
  SJSU5865  Centromadia fitchii M. E. Myers 1955-7-30 91 San Joaquin 12 miles E of Lodi 182 Comment
  CAS-BOT-BC271511  Centromadia parryi subsp. rudis H. M. Hall 1923-10-10 11912 San Joaquin On island just west of Stockton Comment
  CAS-BOT-BC271512  Centromadia parryi subsp. rudis H. M. Hall 1923-10-10 11913 San Joaquin South of Stockton a few miles 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-BC271520  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
  UC134634  Centromadia parryi subsp. rudis Katharine Brandegee 1907-10-2 San Joaquin near Stockton (railroad track) Comment
  UC30954  Centromadia parryi subsp. rudis J. A. Sanford 10 San Joaquin w Stockton; Myer's Tract Comment
  CAS-BOT-BC279287  Centromadia pungens subsp. pungens K. Brandegee 1914-9-27 s.n. San Joaquin Lathrop Comment
  CAS-BOT-BC279289  Centromadia pungens subsp. pungens David D. Keck 1933-10-28 2583 San Joaquin 6.3 mi. N. of Stockton on Thornton Road 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-BC279303  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
  JEPS33287  Centromadia pungens subsp. pungens Rimo Bacigalupi and L. Constance 1962-8-13 8725 San Joaquin along base of Southern Pacific Railway embankment just s town of Lathrop 5 Comment
  JEPS38171  Centromadia pungens subsp. pungens W. L. Jepson 1896-7-17 San Joaquin near Stockton; Valley of the San Joaquin Comment
  UC30955  Centromadia pungens subsp. pungens H. P. Fitch 125 San Joaquin Stockton Comment
  UC30961  Centromadia pungens subsp. pungens J. A. Sanford 1890-1 14 San Joaquin French Camp Comment
Read comments
Nov 7 2007
  UC480896  Centromadia pungens subsp. pungens Katharine Brandegee San Joaquin Lathrop Comment
  UC481042  Centromadia pungens subsp. pungens Harriet A. Walker 1907-9-8 935 San Joaquin Lathrop Comment
  UC87210  Centromadia pungens subsp. pungens Katharine Brandegee 1907-8-1 San Joaquin Lathrop 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-BC222954  Cephalanthus occidentalis Volney Rattan 1881-7-7 s.n. San Joaquin Mokelumne Riv. Comment
  CAS-BOT-BC222960  Cephalanthus occidentalis Michener; Bioletti 1892-9-1 s.n. San Joaquin San Joaquin Bridge Comment
  CAS-BOT-BC222963  Cephalanthus occidentalis Brian Atwater 1978-8-22 BA- 70 San Joaquin Between Victoria Island and Upper Jones Tract 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
  UC28128  Cephalanthus occidentalis var. californicus J. Burtt Davy 1893-11-13 1178 San Joaquin Stockton Comment
  UCR233211  Cerastium fontanum subsp. vulgare George K. Helmkamp, E. A. Helmkamp 2010-4-7 15832 A 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
  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
  UCR232293  Cerastium glomeratum George K. Helmkamp, E. A. Helmkamp 2011-3-29 17098 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
  UCR253642  Cerastium glomeratum George K. Helmkamp 2014-3-18 22575 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
  UCD98049  Cerastium glomeratum G. F. Hrusa; S. A. Wagner 1992-4-22 9282 San Joaquin Caswell Memorial State Park. 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
  SEINET7040051  Chamaesyce albomarginata 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
  UC136685  Chamaesyce ocellata Katharine Brandegee 1907-10-1 San Joaquin near Stockton Comment
  UC17647  Chamaesyce ocellata subsp. ocellata J. A. Sanford 1890-1 175 San Joaquin Comment
  JEPS52344  Chamaesyce serpyllifolia W. L. Jepson 1923-10-22 10274 San Joaquin Lower San Joaquin River, Union Island Comment
  UC136729  Chamaesyce serpyllifolia Katharine Brandegee Sept. 1907 San Joaquin Lathrop Comment
  UC17674  Chamaesyce serpyllifolia F. T. Bioletti 1892-9-9 San Joaquin Lathrop Comment
  UCD97771  Chenopodium album G. F. Hrusa 1992-8-26 9550 San Joaquin Caswell Memorial State Park, near the western boundary. Comment
  UC73897  Chenopodium ambrosioides J. Burtt Davy 1893-11-13 1201 San Joaquin Stockton Comment
  RSA18399  Chenopodium ambrosioides var. ambrosioides C. B. Wolf 1927-6-23 507 San Joaquin 3 miles W of Manteca. Comment
  CDA3063  Chenopodium ambrosioides var. ambrosioides J. B. Gianelli 1958-11-18 San Joaquin W. Beckman property, Davis Road at WPRR. Southwest of Lodi. 0 Comment
  POM146135  Chenopodium ambrosioides var. ambrosioides E. E. Stanford 1926-10-28 89 San Joaquin Near Stockton Comment
  RSA18394  Chenopodium ambrosioides var. ambrosioides C. B. Wolf 1927-6-23 512 San Joaquin 1 mile east of Rippon, Stanislaus River Bottom Comment
Read comments
Sep 17 2012
  RSA296423  Chenopodium ambrosioides var. ambrosioides W. L. Jepson 1913-11-22 5694 San Joaquin In barley and wheat fields. Middle River, San Joaquin Delta. 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
  UC7288  Chenopodium botrys J. A. Sanford 1890-1 34 San Joaquin Stockton Comment
  RSA478466  Chenopodium botrys R. Reynolds 1927-9-27 39 San Joaquin Stockton Comment
  JEPS59727  Chenopodium californicum W. L. Jepson 1922-4-2 9577 San Joaquin Corral Hollow Mt. Hamilton Range 182 Comment
  UC14077  Chenopodium californicum Benj. Cobb San Joaquin Tracy Comment
  CDA3068  Chenopodium murale J. B. Gianelli 1975-7-11 San Joaquin 1642 Paloma Avenue, Stockton. 0 Comment
  UCR194980  Chenopodium strictum var. glaucophyllum George K. Helmkamp, E. A. Helmkamp 2007-10-13 13091 San Joaquin Northern San Joaquin Valley, along Hwy CA-88, 1.0 mile southwest of Clements at Disch Road 37 Comment
  CAS-BOT-BC184900  Chloris virgata A. Bugbee 1968-8-15 s.n. San Joaquin Ripon. H. Mohler prop., Monsieur & Curtice Roads. Comment
  CDA1898  Chloris virgata A. Bugbee 1968-8-15 San Joaquin H. Mohler property Monsieur & Curtice Roads, Ripon. 0 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
  CDA37741  Chorispora tenella C. Beutler 1975-4-16 s.n. San Joaquin South side of Eight Mile Road, 450 yds. east of W.P.R.R. tracks, seven miles southwest of Lodi. 0 Comment
  UCR63948  Cichorium intybus L. F. LaPre 1990-6-4 s.n. San Joaquin Borden Ranch, south side of Dry Creek 70 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
  JEPS59178  Cirsium crassicaule W. L. Jepson 1896-6-26 San Joaquin Between Banta and Lathrop; San Joaquin River 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-BC280115  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
  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
  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
  UCD13186  Citrus sinensis A. Dalla 1976-4-10 5 San Joaquin California. San Joaquin Co. Near Stockton. Hildreth Rw, 1/4 mi S. of Ashley Lane. 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
  CDA19468  Clarkia purpurea subsp. quadrivulnera M. I. Wibawa, G. F. Hrusa, J. Naughton 2002-5-15 206 San Joaquin Sacramento Valley; Coyote Creek tributary on Dustin Rd, ~0.1 mi N of Liberty Rd., near Acampo. 7 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-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
  UC1529032 Image available Clarkia tembloriensis subsp. tembloriensis Dean W. Taylor 1986-4-22 8790 San Joaquin Corral Hollow Canyon 0.8 air mi w from Castle Rock; Corral Hollow Canyon 243 Comment
  CAS-BOT-BC165431  Clarkia unguiculata Gladys L. Smith 1959-5-1 1041 San Joaquin Open field near Wallace 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
  POM146134  Claytonia perfoliata 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
  CAS-BOT-BC440050  Claytonia perfoliata subsp. perfoliata Lewis S. Rose 1936-2-20 36012 San Joaquin Ripon 21 Comment
  CAS-BOT-BC92557  Clematis ligusticifolia E. E. Stanford 1926-10-14 59 San Joaquin Near Stockton. 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
  POM179709  Cnicus benedictus J. T. Howell 1930-6-29 5330 San Joaquin Nile Garden 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
  UC672484  Collinsia bartsiifolia var. bartsiifolia Joseph Dixon 1928-3-31 96 San Joaquin Manteca Comment
  POM15264  Collinsia bartsiifolia var. bartsiifolia C. F. Baker 1903-4-25 2783 San Joaquin Tracy. 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
  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
  POM146209  Conium maculatum E. E. Stanford 1927-5-28 457 San Joaquin Stockton, Louis Park Comment
  UCD127296  Conium maculatum G. F. Hrusa; S. A. Wagner 1992-4-24 9293 San Joaquin Caswell Memorial State Park. 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
  UC23128  Convolvulus arvensis J. A. Sanford 1890-1 334 San Joaquin Stockton 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
  UCR253496  Convolvulus arvensis George K. Helmkamp, Elizabeth Helmkamp 2012-10-26 20080 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
  UCR235296  Conyza bonariensis George K. Helmkamp, E. A. Helmkamp 2011-11-21 18474 A 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
  POM355858  Conyza canadensis Flossie Draper 1927-10-6 31 San Joaquin Near campus [Stockton] 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
  JEPS27276  Coreopsis calliopsidea Rimo Bacigalupi 1961-2-27 7546 San Joaquin in canyon to n Corral Hollow (just e of Alameda-San Joaquin County line just below and s of drop-tower installation of Atomic Energy Commission, on w-facing hillside); Midway USGS Quadrangle 243 Comment
  JEPS33602  Coreopsis calliopsidea R. F. Hoover 1938-3-19 2869 San Joaquin 1 mi n Cow Hollow (near Alameda Co. line) 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
  UCR182953  Coreopsis tinctoria J. F. Silva, R. E. Skaggs 1966-11-17 s.n. San Joaquin 2 miles NE of Escalon Comment
  RSA397438  Cornus californica E. E. Stanford 1930-08 1875 San Joaquin San Joaquin Delta. Jones Tract. Comment
  CAS-BOT-BC210343  Cornus sericea E. E. Stanford 1930-8-1 1875 San Joaquin In San Joaquin Delta. Jones Tract Comment
  CDA3695  Coronopus didymus T. C. Fuller 1962-4-2 8203 San Joaquin 2 miles northwest of Lathrop Bridge, ca. 5 miles northeast of Tracy. 0 Comment
  UC455495  Cotula coronopifolia N. K. Berg 1903-11-23 San Joaquin Stockton, Rough and Ready Island Comment
  CAS-BOT-BC291365  Cotula coronopifolia E. E. Stanford 1930-5-12 1480 San Joaquin Robert's Island Comment
  CAS-BOT-BC427605  Crassula aquatica Brian Atwater 1978-8-24 BA- 103 San Joaquin Between Rindge [Ridge] Tract and Wright Tract Comment
  JEPS49992  Crassula aquatica J. A. Sanford 1890-1 360 San Joaquin Stockton Comment
  UC831108  Crassula aquatica C. L. Hitchcock 1940-5-12 6362 San Joaquin 3 mi. s. Galt 15 Comment
  UCR232202  Crassula tillaea George K. Helmkamp, E. A. Helmkamp 2011-3-12 17075 San Joaquin Upper San Joaquin Valley, between Lodi and Galt, Forest Lake Road just west of CA-99 27 Comment
  JEPS77908  Cressa truxillensis Edward Lee 1934-7-4 959 San Joaquin Holt Comment
  JEPS77909  Cressa truxillensis Edward Lee 1934-7-4 959 San Joaquin Holt Comment
  POM225536  Cressa truxillensis J. T. Howell 1932-9-2 10791 San Joaquin Holt. Comment
  UC23224  Cressa truxillensis J. A. Sanford 1890-1 42 San Joaquin Stockton Comment
  UCR201896  Croton setiger George K. Helmkamp, E. A. Helmkamp 2008-10-9 14237 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
  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
  CAS-BOT-BC190196  Crypsis vaginiflora C. V. Piper 1921-5-26 s.n. San Joaquin About Stockton. Comment
  JEPS68484  Crypsis vaginiflora W. L. Jepson 1923-10-22 10280 San Joaquin San Joaquin Ci<ty?> Comment
  POM196211  Crypsis vaginiflora E. E. Stanford 1929-11-1 1183 San Joaquin Stockton; in sand in Calaveras River bottom Comment
  UCD60002  Crypsis vaginiflora Beecher Crampton 1956-7-30 3746 San Joaquin 4.5 miles north of Farmington. Comment
  POM64406  Cryptantha C. F. Baker 1903-4-27 2787 San Joaquin Bethany 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
  UC416541  Cucurbita foetidissima Harriet A. Walker 1907-9-8 938 San Joaquin Lathrop Comment
  SEINET10531496  Cupressus macrocarpa E. E. Stanford 1927-9-23 Stanford 727 San Joaquin Near stockton. Introduced here from coastal region. 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
  UC124452  Cuscuta campestris K. Brandegee San Joaquin Bouldin Island Comment
  CDA39956  Cuscuta campestris H. G. Wolf 1961-7-27 s.n. San Joaquin Southeast corner of Inland Drive and Stark Road. 0 Comment
  SEINET810027  Cuscuta campestris Peter Rubtzoff 1965-1 5581 San Joaquin San Joaquin River at Airport Way crossing (Traey-Ripon area). Comment
  UCD54462  Cuscuta campestris Ron Kukas 1973-7-25 s.n. San Joaquin Tracy area, Kasson Rd. Comment
  CDA20724  Cuscuta indecora J. Allan 2006-7-5 PDR 1344893 San Joaquin Medical Arts Building, 6529 Inglewood Ave., Stockton. 0 Comment
  UCD126307  Cuscuta indecora var. indecora Floyd O. Colbert 1985-8-21 D 3 San Joaquin Tracy. Comment
  UCD54447  Cuscuta occidentalis Ron Kukas 1973-6-14 s.n. San Joaquin 50 acre tomato field south of French Camp Road on State Hwy 99. Comment
  UC23248  Cuscuta subinclusa F. T. Bioletti 1892-9-9 San Joaquin Lathrop Comment
  UCR132235  Cynara cardunculus Beecher Crampton 1973-6-28 8968 San Joaquin Central Valley, Stockton, just south of Mariposa Rd., along frontage road paralleling Calif. Hwy 99 9 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
  POM1180  Cynodon dactylon N. K. Berg 1903-10-12 s.n. San Joaquin Stockton Rough & Ready Island Comment
  CDA40500  Cynoglossum grande T. C. Fuller 1971-4-22 19844 San Joaquin North slope of Mt. Bordman. 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-BC114698  Cyperus bipartitus LeRoy Abrams 1917-9-14 6735 San Joaquin 3 mi NW of Stockton in sand of Calaveras River. Comment
  CAS-BOT-BC114450  Cyperus eragrostis LeRoy Abrams 1915-7-27 5320 San Joaquin San Joaquin Valley near Volta Comment
  UCD141053  Cyperus eragrostis G. F. Hrusa 1992-8-26 9543 San Joaquin Caswell Memorial State Park. Comment
  UCR232684  Cyperus eragrostis George K. Helmkamp, E. A. Helmkamp 2011-10-15 18442 San Joaquin San Joaquin Valley, along CA-4, 0.4 mile east of Farmington 41 Comment
  CAS-BOT-BC114444  Cyperus eragrostis John Thomas Howell 1930-9-28 5520 San Joaquin Wet soil of marsh, Holt. Comment
  RSA523856  Cyperus erythrorhizos W. L. Jepson 1923-10-22 10295 San Joaquin Pike Ranch, north of Grayson, San Joaquin River Comment
  CDA2595  Cyperus esculentus T. C. Fuller 1961-9-13 6993 San Joaquin Thornton-Walnut Grove Road, 0.1 mile east of Mokelumne River Bridge, Sherman Island, ca. 4 miles west of Thornton. 0 Comment
  CHSC97915  Cyperus esculentus T. C. Fuller 1961-9-13 6993 San Joaquin Thornton-Walnut Gove Rd, 0.1 mi E of Mokelumne River Bridge, Sherman Island, ca 4 mi W of Thornton. Comment
  CDA2597  Cyperus esculentus T. C. Fuller 1958-7-3 1230 -58 San Joaquin Staten Island. 0 Comment
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Jun 24 2009
  CDA37703  Cyperus esculentus Breckenridge/Filippini 2006-7-15 s.n. San Joaquin Near Banta. 0 Comment
  OBI68608  Cyperus esculentus T. C. Fuller 1961-9-13 6993 San Joaquin San Joaquin Valley. Thorton-Walnut Grove Rd, 0.1 mi E of Mokelumne River Bridge, Sherman Island, ca 4 mi W of Thorton Comment
  RSA365060  Cyperus esculentus Cyril R. Owen 1928-8-20 s.n. San Joaquin Stockton Comment
  UC698520  Cyperus esculentus P. B. Kennedy Dec., 1920 San Joaquin field 1 mi. from (in <corn>) Holt (<Rindge> Land Co.) Comment
  UCD141082  Cyperus esculentus Roote 1920-12-1 s.n. San Joaquin San Joaquin Valley: MacDonald Island, near Stockton. Comment
  CDA38963  Cyperus niger var. capitatus M. Switzerberg 1958-9-24 s.n. San Joaquin BM 18.2 Highway 120 0 Comment
  UCD141148  Cyperus rotundus F. R. Whitehead 1920-11-1 s.n. San Joaquin Thermal. Comment
  CAS-BOT-BC114043  Cyperus squarrosus Peter Rubtzoff 1965-7-13 s.n. San Joaquin San Joaquin River bottom at Airport Way crossing. Comment
  UCD141157  Cyperus strigosus G. F. Hrusa 1992-8-26 9535 San Joaquin Oxbow Lank. Comment
  JEPS89166  Cypselea humifusa Rimo Bacigalupi and L. Constance 1962-8-13 8713 San Joaquin just n of site of San Joaquin City (San Joaquin River, just n of bridge of the Duirham Ferry Road); San Joaquin River 3 Comment
  SEINET3155119  Cypselea humifusa T. S. Brandegee 1892-5-9 sn San Joaquin San Joaquin Bridge near Lathrop Comment
  UC465729  Cypselea humifusa Harriet A. Walker 1907-9-8 912 San Joaquin Lathrop beyond drawbridge. Comment
  UC7683  Cypselea humifusa unknown 1887-8-26 San Joaquin near Lathrop (San Joaquin River); San Joaquin River Comment
  UCD96973  Cypselea humifusa Rimo Bacigalupi; L. Constance 1962-8-13 8713 San Joaquin San Joaquin River, just north of bridge of the Durham Ferry Road, and just north of site of San Joaquin City. 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
  UC1543038  Damasonium californicum Donald G. Nelson 1939-6-9 608 San Joaquin 9 mi. e. on Austin Rd. Stockton (ca. 1 1/2 mi. s. of R.R.) Comment
  UCR62330  Damasonium californicum L. F. LaPre 1990-5-10 s.n. San Joaquin Borden Ranch, 7 mi north of Clements. 79 Comment
  UC444930  Datura ferox Harriet A. Walker 1907-9-8 891 San Joaquin Lathrop 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
  JEPS12297  Datura wrightii W. L. Jepson 1918-7-7 7718 San Joaquin Manteca Comment
  JEPS12298  Datura wrightii W. L. Jepson 1918-7-7 7718 San Joaquin Manteca 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
  SEINET3821169 Image available Datura wrightii P. O. Schallert 1945-5-30 292 San Joaquin Delta land near Stockton. Comment
  UC26102  Datura wrightii J. A. Sanford 1890-1 47 San Joaquin Stockton Comment
  UCD126631  Datura wrightii G. F. Hrusa; S. A. Wagner 1992-7-8 9137 San Joaquin Caswell Memorial State Park. Comment
  SEINET6168343  Datura wrightii M. Wilt 1982-9-3 s.n. San Joaquin Just east of Lodi near old water tower 6 Comment
  SJSU741  Daubentonia punicea A. W. Jacobs 1941-9-18 San Joaquin by residence, Stockton Comment
  CAS-BOT-BC299947  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
  JEPS38354  Deinandra kelloggii W. L. Jepson Jul 1896 San Joaquin Comment
  CAS-BOT-BC299943  Deinandra kelloggii David D. Keck 1933-10-28 2584 San Joaquin 11.3 mi. N. of Stockton Comment
  RSA22187  Delphinium californicum subsp. interius Alice Eastwood, John T. Howell 1938-5-24 5796 San Joaquin Hospital Canyon. Comment
  UC618416  Delphinium californicum subsp. interius Alice Eastwood and John Thomas Howell 1938-5-24 5796 San Joaquin Hospital Canyon Comment
  SEINET4465018 Image available Delphinium californicum var. interius A. Eastwood, J. T. Howell 1938-1 5796 San Joaquin Hospital Canyon 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
  SJSU3102  Delphinium parryi subsp. parryi W. R. Gibson 1955-5-15 San Joaquin Corral Hollow, Mt Hamilton Range Comment
  UC596429  Delphinium parryi subsp. parryi R. F. Hoover 1938-5-7 3355 San Joaquin 1 mi N of Corral Hollow near Alameda Co. line Comment
  UC765752  Delphinium parryi subsp. parryi R. F. Hoover 1938-5-7 3355 San Joaquin 1 mi n Corral Hollow (near Alameda Co. line) Comment
  UC9226  Delphinium recurvatum J. A. Sanford 1890-1 90 San Joaquin Stockton Comment
  LA207555  Delphinium variegatum H. Lewis; Carl Epling 1946-5-6 607 San Joaquin Tesla--Corral Hollow Rd., 17.3 mi. W of junction with U.S. 50, W of Tracy Comment
  JEPS68492  Deschampsia danthonioides W. L. Jepson 1929-4-28 15194 San Joaquin Lockeford Comment
  POM195899  Deschampsia danthonioides C. R. Quick 1929-4-22 s.n. San Joaquin Stockton; depression. Oxford Manor. 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
  UCD62787  Deschampsia danthonioides Beecher Crampton 1966-5-3 7684 San Joaquin Ca. 7 3/4 miles NNE of Lodi; Liberty and Bruella Roads. Comment
  UC1005622  Dichelostemma capitatum Frank W. Gould 1940-3-16 881 San Joaquin opposite Castle Rock; Mt. Hamilton Range, Corral Hollow 198 Comment
  CAS-BOT-BC483637  Dichelostemma capitatum Frank W. Gould 1940-3-16 881 San Joaquin Opposite Castle Rock, Corral Hollow, Mt. Hamilton Range 198 Comment
  HSC12424  Dichelostemma capitatum subsp. capitatum Gary J. Stebbins 1970-3-24 17 San Joaquin Along SR 26, 1.5 mi. E of Duck Creek 53 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
  CAS-BOT-BC209016  Digitaria sanguinalis L. R. Abrams 1917-9-14 6738 San Joaquin 3 mi. northwest of Stockton, Calaveras River 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
  POM146102  Digitaria sanguinalis E. E. Stanford 1926-10-22 75 San Joaquin Stockton; on campus Comment
  RSA128802  Digitaria sanguinalis P. H. Raven 1951-6-27 3101 San Joaquin Tracy to Monteca Comment
  UCD64121  Digitaria sanguinalis F. R. Whitehead 1931-9-1 1 San Joaquin Stockton. 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-BC151366  Diplacus tricolor Volney Rattan 1883-3-1 s.n. San Joaquin Live Oaks 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-BC151370  Diplacus tricolor Roxana S. Ferris 1953-5-15 12645 San Joaquin On road between Everett School & intersection with Bellota-Farminton Road ca. 1 mi. W of intersection. Comment
  CAS-BOT-BC208634  Distichlis spicata E. E. Stanford 1930-5-10 1474 San Joaquin West Ripon Rd. Comment
  CDA31680  Distichlis spicata D. Giesing 1984-7-25 San Joaquin Railroad right-of-way, north of track, Byron-Tracy Road at Reeve Road, northeast of Tracy 0 Comment
  CDA31692  Distichlis spicata T. C. Fuller 1958-9-19 1251 -58 San Joaquin Stockton 0 Comment
  UCD64485  Distichlis spicata Katharine Brandegee Date Unknown San Joaquin Lathrop? Comment
  SEINET10558194  Distichlis spicata var. nana E. E. Stanford 1930-5-10 Stanford 1474 San Joaquin West Ripon Rd. Roadsides in alkaline soil. Comment
  CDA39015  Dittrichia graveolens D. G. Kelch 2011-10-4 11 .832 San Joaquin Ingram Creek Rd., 6.3 km west of Westley. Comment
  CHSC97894  Dittrichia graveolens G. F. Hrusa; P. Akers 2003-10-10 16137 San Joaquin Roadside, Kasson Rd., =/- 1/4 mil E of intersection with Durham Ferry Rd. 22 Comment
  RSA789501  Dittrichia graveolens George K. Helmkamp, E. A. Helmkamp 2011-10-15 18427 San Joaquin Along CA-26, 0.6 mile northeast of Escalon-Bellota Rd. 40 Comment
  SBBG133735  Dittrichia graveolens G. K. Helmkamp, E. A. Helmkamp 2011-10-15 18427 San Joaquin St Hwy 26, 0.6 mi NE of Escalon-Bellota Rd 40 Comment
  UCR160990  Dittrichia graveolens G. Fred Hrusa, P. Akers 2003-10-10 16137 San Joaquin Casson Rd., +/- 0.25mi east of intersection with Durham Ferry Rd 23 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
  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
  RSA654063  Downingia Beecher Crampton 1966-5-3 7688 San Joaquin 7 3/4 miles NNE of Lodi, intersection of Liberty and Bruella roads. Comment
  UC764546  Downingia bella R. F. Hoover 1935-5-12 563 San Joaquin sw of Modesto (along San Joaquin River) Comment
  JEPS5053  Downingia bicornuta Rimo Bacigalupi and Alex Hawkes 1951-4-21 3258 San Joaquin 4 mi e Stockton (along State Highway 4) Comment
  RSA289456  Downingia bicornuta Rimo Bacigalupi, Alex D. Hawkes 1951-4-21 3258 San Joaquin Along State Hwy 4, 4 miles E of Stockton. 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
  UC635660  Downingia bicornuta var. picta H. L. Mason 1932-4-24 6973 San Joaquin 11 mi s Clements Comment
  UC765458  Downingia bicornuta var. picta R. F. Hoover 1937-6-10 2400 San Joaquin 2 mi ne Clements Comment
  UCD33076  Downingia bicornuta var. picta Beecher Crampton 1966-5-3 7688 San Joaquin San Joaquin County, ca. 7 3/4 miles N.N.E. of Lodi, intersection of Liberty and Bruella roads. Comment
  CDA42334  Downingia bicornuta var. picta T. C. Fuller 1962-5-1 8339 San Joaquin North of Ione Road, 0.5 mile east of schoolhouse, 2 miles north of Clements. 0 Comment
  JEPS103657  Downingia bicornuta var. picta Lisa Schultheis 1995-5-24 177 -95 San Joaquin SE of Lockeford. Ditch along Kettleman Lane, between Tully and Linn Roads 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
  UC1189255  Downingia cuspidata S. Galen Smith 1957-5-24 2938 San Joaquin Farmington to Bellota road (by entrance to J. Bentoni ranch) Comment
  HSC3846  Downingia elegans Reo Jensen Apr 1951 San Joaquin Stockton Airport. Comment
  JEPS14466  Downingia insignis J. A. Sanford c. 1890 San Joaquin Stockton Comment
  JEPS5034  Downingia insignis Rimo Bacigalupi and Alex D. Hawkes 1951-4-21 3256 San Joaquin just e Stockton's city limits (along State Highway 4) Comment
  POM215483  Downingia insignis Adele Lewis Grant 1916-3-3 s.n. San Joaquin Stockton. Comment
  UC1192048  Downingia insignis F. Chisaki, S. G. Smith, and Peter M. Ray 1951-4-14 1981 San Joaquin ca 3 mi e Stockton (Highway 4) 7 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
  POM146099  Downingia insignis E. E. Stanford 1927-4-21 168 San Joaquin Stockton, Campus. 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
  UCSB9180  Downingia insignis Bacigalupi, Rimo; Hawkes, Alex 1951-4-21 San Joaquin Just east of Stockton's city limits, next to the back yard of a dwelling, along State Highway No. 4 Comment
  UCSB9182  Downingia ornatissima Bacigalupi, Rimo; Hawkes, Alex 1951-4-21 San Joaquin Along State Highway 4, 2 miles east of Stockton Comment
  POM312381  Downingia ornatissima Francia Chisaki, S. Galen Smith 1951-4-14 1987 San Joaquin On road toward Lockeford, 0.6 mile N of Collegeville. Comment
  UCD55114  Downingia ornatissima F. Chisaki; S. G. Smith and Peter M. Ray 1951-4-14 1987 San Joaquin On road toward Lockeford; 0.6 mile north of Collegeville. 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
  UC765628  Downingia ornatissima var. eximia R. F. Hoover 1936-6-8 1289 San Joaquin 2 mi e Escalon Comment
  UC903026  Downingia ornatissima var. eximia Ethel Crum 1932-5-1 1418 San Joaquin 2 mi ne Lockeford Comment
  UC579410  Downingia ornatissima var. ornatissima C. M. Belshaw 1936-4-23 1965 San Joaquin 7 mi sw Stone Corral; Jackson Quad. 60 Comment
  UC890647  Downingia ornatissima var. ornatissima C. L. Hitchcock 1940-4-29 6304 San Joaquin 3 mi s Galt 15 Comment
  JEPS108492  Downingia ornatissima var. ornatissima Lisa Schultheis 1996-5-10 300 -96 San Joaquin W of Warnerville, where Warnerville Rd. crosses the train tracks, 2.5 mi E of Emery Road. Comment
  UC28988  Downingia pulchella J. A. Sanford 1890-1 155 San Joaquin French Camp Comment
  UC28989  Downingia pulchella F. W. Gunnison May 1896 San Joaquin Linden Comment
  CDA25365  Dudleya cymosa J. B. Gianelli 1977-5-16 San Joaquin Hospital Creek Canyon, Tracy. 0 Comment
  UCD54531  Dysphania pumilio Ellen Dean; Ann King, Dawn Cunningham 2005-9-27 2712 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
  CAS-BOT-BC291091  Eastwoodia elegans W. Ernst 1956-5-11 s.n. San Joaquin Corral Hollow, east of Livermore Comment
  CAS-BOT-BC291092  Eastwoodia elegans Alice Eastwood; John Thomas Howell 1938-5-24 5791 San Joaquin Hospital Canyon Comment
  JEPS22861  Eastwoodia elegans Alice Eastwood and John Thomas Howell 1938-5-24 5791 San Joaquin Hospital Canyon Comment
  LA202391  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 the southwestern part of county 120.0 Comment
  RSA766954  Eastwoodia elegans Alice Eastwood, John Thomas Howell 1938-5-24 5791 San Joaquin Hospital Canyon. Comment
  UC198968  Eastwoodia elegans H. M. Hall and F. M. Essig 1916-6-1 10141 San Joaquin Corral Hollow Mt. Diablo 120 Comment
  UC618578  Eastwoodia elegans Alice Eastwood and John Thomas Howell 1938-5-24 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
  UCR201932  Echinochloa colona George 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, NE of Lodi 35 Comment
  UCR253540  Echinochloa colona George K. Helmkamp, Elizabeth Helmkamp 2012-10-26 20086 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
  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
  UCD32935  Echinochloa crus-galli Beecher Crampton 1965-7-12 7457 a San Joaquin San Joaquin County, Terminous, Potato Slough. Comment
  UCD60910  Echinochloa crus-galli Ernest C. Twisselmann 1971-8-6 18064 San Joaquin Belridge Plains: Lost Hills Road, 3 miles north of Lerdo Road. 121 Comment
Read comments
Jun 23 2015
  UCD60950  Echinochloa crus-pavonis P. B. Kennedy 1928-9-30 San Joaquin Near Holt, Delta region. Comment
  UCR253542  Echinochloa muricata George K. Helmkamp, Elizabeth Helmkamp 2012-10-26 20085 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
  UC142470  Echinodorus berteroi Katharine Brandegee Sept. 1907 San Joaquin San Joaquin R. near Lathrop; San Joaquin R. Comment
  CAS-BOT-BC291133  Eclipta prostrata John Thomas Howell 1929-9-21 4399 San Joaquin Holt Comment
  CDA15561  Eclipta prostrata G. F. Hrusa, M. Rejmanek, M. Tu 1998-10-14 14892 San Joaquin Caswell Memorial State Park. Stanislaus River W terminus of Fence Line trail. Comment
  JEPS74992  Eclipta prostrata L. R. Heckard and P. Rubtzoff 1971-9-15 2810 San Joaquin about 4 air mi sw Ripon; Caswell State Park, margin of Stanislaus River Comment
  POM147777  Eclipta prostrata E. E. Stanford 1927-9-26 722 San Joaquin Stockton, near San Joaquin River. Louis Park. Comment
  UC1100127  Egeria densa Herbert L. Mason and Verne Grant 1946-8-21 13061 San Joaquin w of Stockton (on Borden Highway) 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
  SEINET10501601  Egeria densa Herbert L. Mason 1938-8-26 Mason 12075 San Joaquin Trapper Slough, Robert's Island, SW of Holt. Comment
  CDA2660  Eichhornia crassipes W. S. Ball Oct 1946 San Joaquin Stockton Delta. 0 Comment
  UCD139988  Eichhornia crassipes Herbert L. Mason; Verne Grant 1946-8-21 13063 San Joaquin west of Stockton on Borden Highway. Comment
  UCSB27348  Eichhornia crassipes Havlik, Neil 1969-7-27 San Joaquin Trapper Slough, about nine miles west of Stockton 6 Comment
  UC173119  Eleocharis acicularis Katharine Brandegee 1914-9-27 San Joaquin San Joaquin River Bridge Comment
  SEINET7063120  Eleocharis macrostachya A. G. Vestal 1963-5-27 s.n. San Joaquin Duck Creek on Route 26, about 6 miles east northeast of Linden. UTM Zone 10, 675861mE, 4215224mN. (WGS84/NAD83). 37 Comment
  CDA38945  Eleocharis macrostachya T. C. Fuller 1962-5-1 8343 San Joaquin North of Ione Road, 0.5 mile east of schoolhouse, 2 miles north 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
  UCD49804  Eleocharis macrostachya G. F. Hrusa; S. A. Wagner 1992-4-22 9272 San Joaquin Caswell Memorial State Park. Occasional on very wet river margin at base of easternmost beach below campgrounds. Comment
  POM146164  Eleocharis palustris E. E. Stanford 1927-5-26 434 San Joaquin Stockton, Calaveras River bottom. Comment
  CDA2031  Eleusine tristachya T. C. Fuller 1971-1-29 19811 San Joaquin A. Steglemier property, south side of Kingdon Road, 0.5 miles east of Thornton Road, ca. 5 miles southwest of Lodi. 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
  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
  UCD61226  Eleusine tristachya Robert E. Preston 2004-9-3 2294 San Joaquin Ca. 9.5 mi NE of Lodi, along Liberty Rd, 0.25 mi W of Jack Tone Rd. 28 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
  UCD61260  Eleusine tristachya Mick Canevari 1983-1-11 San Joaquin Lodi area. Comment
  RSA262520  Eleusine tristachya R. Baskett 1970-10-1 s.n. San Joaquin south side of Kingdon Road, 1/2 mile east of Thornton Road, 5 miles southwest of Lodi Comment
  UC652640  Elodea canadensis Ira L. Wiggins 1939-8-31 9323 San Joaquin 2 mi e Manteca (at junction of Jack Road and Highway 120) 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
  SEINET10831166  Elymus multisetus E. E. Stanford 1930-5-26 Stanford 1523 San Joaquin Harney Lane, roadsides. Comment
  UCD62556  Elymus repens G. F. Hrusa; S. A. Wagner 1992-4-22 9266 San Joaquin Small colony in opening immediately E of the group camp showers. Caswell Memorial State Park. Comment
  SJSU10793  Elymus triticoides subsp. triticoides H. T. Harvey 1977-6-11 585 San Joaquin S Spud Island in San Joaquin River Delta c. 10 mi NW of center of Stockton Comment
  CAS-BOT-BC227443  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
  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
  OBI43823  Epilobium brachycarpum A. C. Sanders 1986-9-12 6918 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
  SD241111  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 Road (Linden 7.5'Q) 39 Comment
  UCR142863  Epilobium brachycarpum David D. Keck 1931-10-18 1321 San Joaquin Sacramento Valley, Escalon 38 Comment
  UCR253792  Epilobium brachycarpum George K. Helmkamp, Elizabeth Helmkamp 2012-10-26 20058 San Joaquin San Joaquin Valley, along Hwy CA-26, 0.7 mile northeast of Bellota 50 Comment
  POM196277  Epilobium brachycarpum E. E. Stanford 1927-9-26 711 San Joaquin Stockton; levee, Calaveras River Comment
  UC762968  Epilobium campestre Robert F. Hoover 1935-6-12 646 San Joaquin Dry beds of vernal pools San Joaquin Valley, Farmington Comment
  UC19943  Epilobium densiflorum J. A. Sanford 1890-1 182 San Joaquin W. Stockton 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
  UCD135270  Equisetum arvense G. F. Hrusa; S. A. Wagner 1992-4-22 9288 San Joaquin Caswell Memorial State Park. Comment
  POM147792  Equisetum arvense E. E. Stanford 1927-5-26 438 San Joaquin Stockton, Calaveras River bottom. Comment
  RSA684652B  Equisetum arvense Clarence R. Quick 1929-5-4 s.n. San Joaquin Calaveras River bottom, Stockton. Comment
  UCD135379  Equisetum hyemale subsp. affine G. F. Hrusa; S. A. Wagner 1992-4-22 9277 San Joaquin Caswell Memorial State Park. 100 Comment
  JEPS68588  Eragrostis hypnoides W. L. Jepson 1923-10-22 10288 San Joaquin San Joaquin City; San Joaquin River Comment
  JEPS74991  Eragrostis hypnoides L. R. Heckard and P. Rubtzoff 1971-9-15 2809 San Joaquin ca. 4 air mi. s.w. Ripon (Stanislaus R. at Caswell State Park); Caswell State Park, Stanislaus R. Comment
  UC173120  Eragrostis hypnoides Katharine Brandegee 1914-9-27 San Joaquin San Joaquin Bridge Comment
  CAS-BOT-BC204639  Eragrostis mexicana subsp. virescens L. R. Abrams 1914-9-14 6740 San Joaquin 3 mi northwest of Stockton - Calaveras River Comment
  POM352245  Eragrostis mexicana subsp. virescens Flossie Draper 1927-9-27 26 San Joaquin near campus Comment
  UC769861  Eragrostis mexicana subsp. virescens R. F. Hoover 1937-6-9 2394 San Joaquin 5 mi se Stockton Comment
  UCD63815  Eragrostis mexicana subsp. virescens Beecher Crampton 1962-8-28 6665 San Joaquin 7.4 miles south of Thornton, Thornton Road. Comment
  UCD38678  Eragrostis pectinacea Beecher Crampton 1956-7-30 3744 San Joaquin 4.8 miles north of Farmington. Comment
  UCD64332  Eragrostis pectinacea Beecher Crampton 1956-7-30 3738 San Joaquin eastern city limits of Lockeford. Comment
  UCD64454  Eragrostis pectinacea J. W. Adriance 1921-10-6 San Joaquin Stockton. Comment
  UCD64455  Eragrostis pectinacea J. W. Adriance 1921-10-6 San Joaquin Stockton. Comment
  CAS-BOT-BC284074  Eragrostis pectinacea var. pectinacea E. E. Stanford 1926-10-7 33 San Joaquin Stockton, Calaveras River bottom Comment
  UCD64453  Eragrostis pectinacea var. pectinacea J. W. Adriance 1921-10-6 San Joaquin Stockton. Comment
  UCD36785  Eragrostis pilosa Beecher Crampton 1955-9-7 3151 San Joaquin 6.4 miles south of Thornton. Comment
  UCD65668  Eragrostis pilosa Beecher Crampton 1956-7-30 3737 San Joaquin eastern city limits of Lockeford. Comment
  SEINET10558920  Eragrostis tephrosanthos Charles L. Hitchcock 1935-9-14 Hitchcock 2830 San Joaquin 3 miles S of Galt. Comment
  CAS-BOT-BC203326  Eremalche parryi Alice Eastwood; John Thomas Howell 1935-4-7 2099 San Joaquin East end of Corral Hollow Comment
  UC596565  Eremalche parryi R. F. Hoover 1938-5-7 3354 San Joaquin 1 mi. n. Corral Hollow (near Alameda Co. line) Comment
  CAS-BOT-BC160111  Eremothera boothii subsp. decorticans Alice Eastwood; John Thomas Howell 1938-4-18 5090 San Joaquin Hospital Canyon 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
  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
  RSA91787  Ericameria linearifolia E. E. Stanford 1930-4-5 1218 San Joaquin Hospital Canyon. Comment
  UC87259  Ericameria nauseosa var. speciosa unknown San Joaquin Basaltic Cliffs Comment
  UCD73469  Erigeron sumatrensis M. Evett 2008-9-2 s. n. San Joaquin city of Stockton, 8243 Onyx Ct., extreme SE corner of lot. Comment
  UCD168229  Eriochloa acuminata Mark Jirak 1987-9-10 s.n. San Joaquin east of Collegeville, southwest corner of Sola Road and Mariposa Road [Exact location unknown. Coordinates added by label maker]. Comment
  UCD65736  Eriochloa contracta Robert Norris 1970-7-1 San Joaquin San Joaquin County. 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
  UC101522  Eriogonum angulosum Katharine Brandegee 1907-10-2 San Joaquin along railroad track near Stockton Comment
  UC618358  Eriogonum angulosum Alice Eastwood, John Thomas Howell 1938-4-18 5078 San Joaquin Hospital Canyon Comment
  UC6211  Eriogonum angulosum Benj. Cobb 1900-4-10 20 San Joaquin Tracy 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
  CAS-BOT-BC250506  Eriogonum gracile John Thomas Howell 1932-10-16 10844 San Joaquin 9 1/2 miles from Tracy on Tesla Road Comment
  JEPS56941  Eriogonum gracile F. T. Bioletti 1892-9-9 San Joaquin Lathrop Comment
  UC161887  Eriogonum gracile Katharine Brandegee Sept. 1907 San Joaquin near Lathrop Comment
  UC412858  Eriogonum gracile Harriet A. Walker 1907-9-8 885 San Joaquin Lathrop Comment
  CAS-BOT-BC259461  Eriogonum luteolum Volney Rattan 1880-10-23 s.n. San Joaquin Live Oaks Comment
  CAS-BOT-BC259462  Eriogonum luteolum Volney Rattan 1881-9-1 s.n. San Joaquin Live Oaks Comment
  JEPS22946  Eriogonum luteolum Volney Rattan 1880-10-23 San Joaquin Rattan's Ranch Live Oaks, Rattan's Ranch Comment
  CAS-BOT-BC269735  Eriogonum nudum var. oblongifolium V. Rattan 1880-10-23 s.n. San Joaquin Rattans Ranch, Live Oaks Comment
  UCD77657  Eriogonum nudum var. pauciflorum Robert E. Preston 1997-10-14 1053 San Joaquin Lawrence Livermore National Laboratory, Site 300 457 Comment
  CAS-BOT-BC269833  Eriogonum nudum var. pubiflorum 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
  UC6480  Eriogonum wrightii var. trachygonum Wm. H. Brewer 1861-10-18 846 San Joaquin Corral Hollow, Camp 61 Corral Hollow Comment
  UCR207834  Erodium botrys George K. Helmkamp, E. A. Helmkamp 2009-3-26 14458 San Joaquin San Joaquin Valley, junction of Collier Road and CA-88, about 0.2 mile north of the Mokelumne River 43 Comment
  UCR232264  Erodium botrys George K. Helmkamp, E. A. Helmkamp 2011-3-12 17065 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
  UCR253607  Erodium botrys George K. Helmkamp 2014-3-18 22572 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
  UCD103034  Erodium botrys Dr. Geo Hart 1936-3-28 s.n. San Joaquin Animal Husbandry Div. San Joaquin Valley. Comment
  POM146119  Erodium brachycarpum E. E. Stanford 1927-3-17 111 San Joaquin Near Stockton. Comment
  POM147725  Erodium cicutarium E. E. Stanford 1928-3-2 782 San Joaquin Stockton. Comment
  UC17082  Erodium cicutarium H. P. Fitch 1883-1 131 San Joaquin Stockton Comment
  CDA57  Erodium macrophyllum A. R. Tugel 1938-4-1 s.n. San Joaquin Tracy, in vineyard (?-M.K. Bellue). 0 Comment
  POM146118  Erodium moschatum E. E. Stanford 1926-10-26 83 San Joaquin Stockton. Comment
  UC17109  Erodium moschatum J. A. Sanford 1890-1 365 San Joaquin Waverly Comment
  UC1487255  Eryngium castrense Yusuf Sheikh 1972-5-25 533 San Joaquin on Funk Rd. 0.7 mi. w. Waverly Comment
  UC764151  Eryngium castrense R. F. Hoover 1937-6-9 2393 San Joaquin 5 mi. e. Stockton Comment
  UCD77703  Eryngium castrense Robert E. Preston 2004-7-29 2273 San Joaquin Ca. 13.4 mi NE of Lodi. 40 Comment
  UCD77714  Eryngium castrense Robert E. Preston 2004-7-9 2270 San Joaquin Ca. 7.7 mi E of Lockeford. 85 Comment
  RSA290416  Eryngium castrense Yusuf Sheikh 1972-5-25 534 San Joaquin Ca. 0.3 mile west of Stanislaus County line on Funk Road, San Joaquin Valley Comment
  JEPS15867  Eryngium racemosum F. T. Bioletti 1892-9-9 San Joaquin Lathrop Comment
  UC69903  Eryngium racemosum J. A. Sanford San Joaquin near Holden 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
  UC762923  Erysimum capitatum R. F. Hoover 1938-4-10 3062 San Joaquin 1 mi e Midway Comment
  SEINET8393738  Erythranthe nasuta E. E. Stanford 1927-4-27 194 San Joaquin Stockton; Calaveras river. Comment
  SEINET4856316  Eschscholzia arvensis Carl F. Baker 1903-4-25 2906 San Joaquin Tracy. Comment
  CAS-BOT-BC403527  Eschscholzia californica C. F. Baker 1903-4-25 2906 San Joaquin Tracy Comment
  JEPS51790  Eschscholzia californica W. L. Jepson 1902-5-18 1821 San Joaquin Clements 40 Comment
  OBI11813  Eschscholzia californica Carl B. Wolf 1937-3-31 8388 San Joaquin San Joaquin Valley, 1/2 mi N of Vernalis 30 Comment
  CAS-BOT-BC403528  Eschscholzia californica A. A. Heller 1906-4-14 8177 San Joaquin Tracy Comment
  CAS-BOT-BC403529  Eschscholzia californica L. R. Abrams 1927-3-31 9959 San Joaquin 3 mi from Manteca on Stockton Road 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-BC419476  Eschscholzia lobbii Volney Rattan 1885-3-20 s.n. San Joaquin Live Oaks Comment
  CHSC22896  Eschscholzia lobbii Robert A. Schlising 1963-4-5 2841 San Joaquin Junction of Hwy 8 and Ospital Road. Comment
  RSA135434  Eschscholzia lobbii Volney Rattan 1886-3-18 s.n. San Joaquin Live Oaks Comment
  UC766003  Eschscholzia lobbii R. F. Hoover 1935-3-16 352 San Joaquin Farmington Comment
  POM196038  Eschscholzia lobbii E. E. Stanford 1929-4-7 1032 San Joaquin Near Peters. Hewitt Rd. Comment
  JEPS104687  Eschscholzia rhombipetala John L. Morrison 1940-3-17 3122 San Joaquin Corral Hollow; ca. 1/8 mi SE of Castle Rock Comment
  JEPS104688  Eschscholzia rhombipetala John L. Morrison 1940-3-17 3122 San Joaquin Corral Hollow; ca. 1/8 mi SE of Castle Rock Comment
  RSA0010835  Eucalyptus E. E. Stanford 1930-5-31 1540 San Joaquin Near Montica. Comment
  SEINET12190740  Eucalyptus viminalis E. E. Stanford 1927-1 95 San Joaquin Stockton Comment
  CDA4982  Euonymus fortunei var. radicans J. B. Gianelli 1979-11-23 San Joaquin Manteca Garden Center, Manteca. 0 Comment
  CDA4827  Euphorbia davidii T. C. Fuller 1962-7-2 9074 San Joaquin San Joaquin Valley; between rails of the W.P. R.R. tracks; Terminous. 0 Comment
  CDA4828  Euphorbia davidii T. C. Fuller 1962-7-2 9074 San Joaquin San Joaquin Valley; between rails of the W.P. R.R. tracks; Terminous. 0 Comment
  UC1220394  Euphorbia davidii T. C. Fuller 1962-7-2 9074 San Joaquin W. P. R. R. tracks, Terminous Comment
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Mar 19 2010
  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
  RSA170314  Euphorbia davidii T. C. Fuller 1962-7-2 9074 San Joaquin Between he rails of the W.P.R.R. tracks, Terminus. Comment
Read comments
Jan 4 2011
  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
  UCD77521  Euphorbia ocellata subsp. ocellata Robert E. Preston 2004-7-29 2274 San Joaquin Ca. 13.4 mi NE of Lodi 49 Comment
  UCD142811  Euphorbia serpillifolia G. F. Hrusa 1992-8-26 9572 San Joaquin Caswell Memorial State Park. 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
  CAS-BOT-BC312280  Euthamia occidentalis Mrs. E. C. Sutliffe 1927-9-4 s.n. San Joaquin Lodi Comment
  CAS-BOT-BC312283  Euthamia occidentalis Brian Atwater 1978-8-22 BA- 76 San Joaquin Middle River between Victoria Is. and Upper Jones Tract Comment
  CDA39034  Euthamia occidentalis D. G. Kelch 2011-10-4 11 .837 San Joaquin Approx. 7 km west of Orestimba. Stuhr Rd east of I-5 along Orestimba Creek. Comment
  SEINET8687859 Image available Euthamia occidentalis N. K. Berg 1903-12-12 s.n. San Joaquin Stockton, Rough and Ready Island Comment
  UCD132344  Euthamia occidentalis G. F. Hrusa; S. A. Wagner 1992-8-9 9332 San Joaquin on immediate river margin, Caswell Memorial State Park. Comment
  SEINET3271554 Image available Festuca dertonensis George K. Helmkamp, E. A. Helmkamp 2009-3-26 14469 San Joaquin San Joaquin Valley; along CA-88/12 in Lockeford, 0.3 mile northeast of Elliott Road 24 Comment
  UCR233210  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 deg. ) of Clements 47 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
  CDA39694  Forestiera neomexicana T. C. Fuller 1971-4-21 19835 San Joaquin Inner Coast Ranges; Lone Tree Creek. 0 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-BC384220  Forestiera pubescens subsp. parvifolia John Thomas Howell 1938-4-10 13762 San Joaquin Hospital Canyon Comment
  CAS-BOT-BC53585  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-BC211627  Frankenia salina E. E. Stanford 1926-10-12 54 San Joaquin Near Smith's Canal, Stockton 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
  POM146115  Frankenia salina E. E. Stanford 1926-9-30 20 San Joaquin Stockton, near campus. 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-BC223543  Fraxinus latifolia Carl B. Wolf 1940-11-6 9779 San Joaquin San Joaquin Valley. 1 mi. West of Farmington 30 Comment
  CAS-BOT-BC223545  Fraxinus latifolia E. E. Stanford 1928-3-20 833 San Joaquin Near Peters 45 Comment
  RSA24063  Fraxinus latifolia Carl B. Wolf 1940-11-6 9779 San Joaquin San Joaquin Valley, 1 mile west of Farmington 30 Comment
  UC1618020  Fraxinus latifolia Donald G. Nelson 1939-6-9 606 San Joaquin se of Stockton (on the Mount Diablo Base Line, junction of Austen Road and Little John Creek); Mount Diablo Base Line Comment
  UCD122058  Fraxinus latifolia G. F. Hrusa; S. A. Wagner 1992-7-9 9179 San Joaquin Along bank of Stanislaus River. Caswell Memorial State Park. Comment
  UCD122059  Fraxinus latifolia G. F. Hrusa; S. A. Wagner 1992-4-22 9289 San Joaquin Along Stanislaus River. Caswell Memorial State Park. Comment
  UCR63950  Fraxinus latifolia L. F. LaPre 1990-6-4 s.n. San Joaquin Borden Ranch, south side of Dry Creek 70 Comment
  SD241175  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 (Valley Springs SW 7.5'Q) 52 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
  CDA6668  Galium mollugo J. Solari 1965-6-7 San Joaquin M. Allen property, Route 5, Roberts Island. 0 Comment
  UCD121878  Galium parisiense G. F. Hrusa; S. A. Wagner 1992-8-9 9351 San Joaquin Caswell Memorial State Park. Comment
  UC1039509  Galium trifidum H. L. Mason 1928-9-30 4959 San Joaquin near Holt; San Joaquin Delta Comment
  UCD121931  Galium trifidum G. F. Hrusa; S. A. Wagner 1992-7-8 9169 San Joaquin Caswell Memorial State Park. Comment
  CDA42202  Galium triflorum F. H. Newhall 1960-5-1 # 4119 San Joaquin J.C. Harris property, Lockeford 0 Comment
  SD243151  Geranium carolinianum George K. Helmkamp, E. A. Helmkamp 2011-3-12 17074 San Joaquin Upper San Joaquin Valley: between Lodi and Galt, Forest Lake Road just west of CA-99. Weedy roadside flat. 27 Comment
  SEINET3828574  Geranium dissectum George K. Helmkamp, E. A. Helmkamp 2012-1 18720 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') 52 Comment
  UCR238406  Geranium dissectum George K. Helmkamp, E. A. Helmkamp 2012-4-7 18720 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
  JEPS69574  Gilia capitata subsp. staminea W. L. Jepson 1922-4-2 9582 San Joaquin Corral Hollow Mt. Hamilton Range, Corral Hollow 182 Comment
  POM195970  Gilia capitata subsp. staminea E. E. Stanford 1928-4-21 919 San Joaquin Lathrop Comment
  UC1562828  Gilia capitata subsp. staminea Barbara Ertter with Dale McNeal 1986-3-14 5786 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
  JEPS86029  Gilia minor R. F. Hoover 1937-4-3 1745 San Joaquin lower end Corral Hollow Comment
  RSA21465  Gilia tricolor C. B. Wolf 1937-3-31 8399 San Joaquin W. side of San Joaquin Valley, lower end of Hospital Canyon Comment
  RSA537735  Gilia tricolor W. L. Jepson 1922-4-2 9558 San Joaquin Corral Hollow, Mt. Hamilton Range. 152 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
  UC52876  Gilia tricolor subsp. diffusa Benj. Cobb San Joaquin Tracy Comment
  SEINET11261868  Gilia tricolor subsp. tricolor George Helmkamp, E. A. Helmkamp 2010-4-7 15835 San Joaquin Northeast San Joaquin Valley: along CA-88, 1.1 miles southwest of the Amador County line, 6 miles NE (331/4) of Clements (Goose Creek 7.5' Q); 0 79 Comment
  UC1055821  Gilia tricolor subsp. tricolor Frank W. Gould 1940-3-16 880 San Joaquin near Castle Rock (Corral Hollow); Mt. Hamilton Range, near Castle Rock, Corral Hollow 259 Comment
  UC23858  Gilia tricolor subsp. tricolor F. W. Gunnison May, 1896 San Joaquin Linden Comment
  UCR233212  Gilia tricolor subsp. tricolor George K. Helmkamp, E. A. Helmkamp 2010-4-7 15835 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
  UC115341  Glinus lotoides K. Brandegee 1892-9-9 San Joaquin San Joaquin Bridge near Lathrop Comment
  UCD77743  Glinus lotoides Robert E. Preston 2004-7-29 2275 San Joaquin Ca. 13.4 mi NE of Lodi 29 Comment
  CDA3382  Glinus lotoides J. F. Silva 1964-10-27 San Joaquin Escalon district. 0 Comment
  JEPS95269  Glyceria declinata Margaret W. Flesher 1993-3-12 San Joaquin Foothills NE Of Modesto San Joaqin and Stanislaus counties Comment
  UCD55218  Glyceria declinata John Gerlach 2006-5-24 s.n. San Joaquin Lane Ranch. Comment
  POM358722  Gnaphalium E. E. Stanford 1930-5-2 1457 San Joaquin Empire Tract Comment
  UCR128289  Gnaphalium luteoalbum 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
  UC32046  Gnaphalium palustre J. A. Sanford 1890-1-1 San Joaquin Waverly San Joaquin Valley, Waverly Comment
  CAS-BOT-BC173827  Gnaphalium palustre Peter Rubtzoff 1965-7-13 s.n. San Joaquin San Joaquin River bottom at Airport Way crossing. Comment
  POM147761  Gnaphalium palustre E. E. Stanford 1927-4-27 196 San Joaquin Louis Park, Stockton. Comment
  POM196274  Gnaphalium palustre Clarence R. Quick 1929-6-4 s.n. San Joaquin Calaveras River Bottom. North of Campus. [University of the Pacific] Comment
  UC20285 Image available Godetia sparsiflora Benj. Cobb 1900-4-10 San Joaquin Tracy Comment
  OBI16378  Grindelia camporum Robert F. Hoover 1965-9-24 9647 San Joaquin River Rd near San Joaquin River just N of Stanislaus County line Comment
  OBI43824  Grindelia camporum A. C. Sanders 1986-9-12 6917 San Joaquin Along Hwy I-5, .7 mi N of the Hospital creek bridge and 2.2 mi N of the Stanislaus co. line. 76 Comment
  POM216789  Grindelia camporum D. D. Keck 1931-10-23 1352 San Joaquin San Joaquin River flats, E of Tracy. Comment
  POM359069  Grindelia camporum D. D. Keck 1931-10-23 1352 San Joaquin San Joaquin River flats, E of Tracy. Comment
  SD124906  Grindelia camporum A. C. Sanders 1986-9-12 6917 San Joaquin Along Highway I-5, 0.7 miles north of the Hospital Creek bridge and 2.2 miles north of the Stanislaus County line. 74 Comment
  CAS-BOT-BC304974  Grindelia hirsutula E. E. Stanford 1927-9-26 719 San Joaquin Stockton Comment
  CAS-BOT-BC304976  Grindelia hirsutula John Thomas Howell 1932-10-16 10842 San Joaquin 9 1/2 miles from Tracy on Tesla Road 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-BC304985  Grindelia hirsutula Ira L. Wiggins 1940-8-12 9532 b San Joaquin 1 mi. NW. of San Joaquin River bridge on U. S. Highway 50 Comment
  CAS-BOT-BC304987  Grindelia hirsutula Ira L. Wiggins 1934-10-25 6979 San Joaquin Along slough 1 mi. W. of San Joaquin Riv. Comment
  UC1491981  Grindelia hirsutula J. L. Strother 1977-7-19 1278 ter San Joaquin ca. 2 mi n Escalon Comment
  UC32114  Grindelia hirsutula Michener and Bioletti 1892-9-9 San Joaquin Lathrop Comment
  UC32172  Grindelia hirsutula Bioletti 1892-9-9 San Joaquin Lathrop Comment
  UC419707  Grindelia hirsutula Mrs. H. P. Bracelin 1930-10-11 88 San Joaquin nearing Stockton one mi w San Joaquin Bridge Comment
  UC618388  Guillenia flavescens Alice Eastwood and John Thomas Howell 1938-4-18 5091 San Joaquin Hospital Canyon Comment
  UC764955  Guillenia flavescens R. F. Hoover 1938-4-9 3050 San Joaquin lower end Corral Hollow Comment
  UC765135  Guillenia flavescens R. F. Hoover 1938-4-9 3022 San Joaquin 1 mi n Corral Hollow (near Alameda Co. line) Comment
  UC137299  Guillenia lasiophylla C. F. Baker 1903-4-27 2791 San Joaquin Bethany Comment
  UC571775  Guillenia lasiophylla C. W. and H. K. Sharsmith 1935-3-3 1483 San Joaquin e end Corral Hollow; Mount Hamilton Range 228 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
  SJSU1706  Gutierrezia californica C. W. Sharsmith 1955-9-11 6295 San Joaquin Corral Hollow Comment
  UC1557883  Gutierrezia californica J. Semple, S. Heard 1986-8-21 8581 San Joaquin e of Livermore (near perimeter of Lawrence Livermore Explosives Test Site 300); Hwy J-2 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
  CAS-BOT-BC309390  Helenium puberulum E. E. Stanford 1926-10-7 40 San Joaquin Stockton, Calaveras River bottom Comment
  UC32239  Helenium puberulum J. A. Sanford San Joaquin w Stockton; San Joaquin Valley, Meyer's Tract Comment
  UCD131723  Helenium puberulum G. F. Hrusa; S. A. Wagner 1992-8-9 9321 San Joaquin Caswell Memorial State Park. Comment
  CDA25242  Helianthus annuus G. K. Helmkamp, E. A. Helmkamp 2007-10-13 13093 San Joaquin Northern San Joaquin Valley; Along Highway CA-88, 1.0 mile southwest of Clements at Disch Road. Comment
  UC1491982  Helianthus annuus J. L. Strother 1977-7-19 1278 bis San Joaquin ca 2 mi n Escalon Comment
  UC32294  Helianthus annuus J. A. Sanford 1890-1-1 234 San Joaquin Roberts Island Comment
  UCD131742  Helianthus annuus G. F. Hrusa; S. A. Wagner 1992-8-9 9372 San Joaquin Caswell Memorial State Park. Comment
  UCD132799  Helianthus annuus Harriet A. Walker 1907-9-8 914 San Joaquin San Joaquin County. Comment
  UCR194982  Helianthus annuus George K. Helmkamp, E. A. Helmkamp 2007-10-13 13093 San Joaquin Northern San Joaquin Valley, along Hwy CA-88, 1.0 mile southwest of Clements at Disch Road 37 Comment
  RSA18386  Helianthus annuus subsp. lenticularis C. B. Wolf 1927-6-24 522 San Joaquin 3 miles west of Manteca Comment
  UC2015362  Helianthus bolanderi G. K. Helmkamp, E. A. Helmkamp 2011-11-21 18474 San Joaquin Northeast San Joaquin Valley: along Johnson Road, 0.1 mile north of its junction with Acampo Road, 2.3 miles SW of Camanche Reservoir Comment
  CAS-BOT-BC305778  Helianthus nuttallii Brian Atwater 1978-8-16 BA- 32 San Joaquin Between Quinby Island and Franks Tract 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
  CDA6557  Helianthus tuberosus J. B. Gianelli 1977-10-12 San Joaquin F.W. Reid property, 15789 Escalon-Bellota Road, north of Escalon. 0 Comment
  CDA6558  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
  UC24846  Heliotropium curassavicum J. Burtt Davy 1893-11-13 410 b San Joaquin Stockton Comment
  SEINET3293531 Image available Heliotropium curassavicum subsp. oculatum P. O. Schallert San Joaquin Stockton, Delta land near stockton Comment
  RSA13330  Heliotropium curassavicum var. oculatum C. B. Wolf 1927-6-23 506 San Joaquin 4 miles west of Manteca. Lower San Joaquin Valley. Comment
  RSA74890  Heliotropium curassavicum var. oculatum Elroy Robinson 1935-9-14 s.n. San Joaquin Lathrop. Comment
  UCD119424  Heliotropium curassavicum var. oculatum G. F. Hrusa 1992-8-26 9554 San Joaquin Caswell Memorial State Park. Comment
  UCD119429  Heliotropium curassavicum var. oculatum Randy A. Moehnke 1979-5-20 40 San Joaquin 110 yards south of Airport Way, 30 yards west of San Joaquin River. Comment
  JEPS37509  Helminthotheca echioides W. L. Jepson 1923-10-22 10267 San Joaquin lower San Joaquin River (western San Joaquin County); lower San Joaquin River, Union Island Comment
  CAS-BOT-BC305853  Helminthotheca echioides E. E. Stanford 1926-10-12 56 San Joaquin Near Stockton Comment
  CAS-BOT-BC309742  Hemizonia congesta subsp. luzulifolia David D. Keck 1933-10-28 2574 San Joaquin Farmington Road 0.7 mi. from intersection with U.S. 99, ca. 3 mi. E. of Stockton Comment
  UC32736  Hemizonia congesta subsp. luzulifolia J. A. Sanford 1890-1-1 12 San Joaquin French Camp Comment
  POM215190  Hemizonia fitchii D. D. Keck 1933-10-28 2570 San Joaquin Farmington Road, 0.7 mile from intersection with Hwy 99, ca. 3 miles E of Stockton. Comment
  UCD71243  Hemizonia fitchii Paul Verdegarl; Bob Mullen 1999-5-21 s.n. San Joaquin Lodi, Atkins Rd. in winegrape vineyard that was previously pasture 12 Comment
Read comments
Dec 5 2009
  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
  RSA182045  Hemizonia kelloggii W. L. Jepson 1896-7-17 s.n. San Joaquin Near Stockton; Lower San Joaquin 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
  CDA7795  Hemizonia pungens J. B. Gianelli 1960-3-29 San Joaquin Thornton Road, 1 mile south of Kingdon Road. (Off I-5, west of Lodi) 0 Comment
  SEINET9289097  Hemizonia pungens Unknown 2005-5-12 San Joaquin 150 ft W of intersection of Whiskey Slough Rd and Lower Jones Rd, btwn RR tracks and EBMUD Mokelumne Aquaduct. In an old dirt rd or parking area. Comment
  CAS-BOT-BC123547  Hemizonia pungens subsp. interior David Daniels Keck 1932-6-26 1503 San Joaquin Nilegarden Station, 3 miles W of Manteca 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
  CAS-BOT-BC388502  Herniaria hirsuta var. cinerea W. Ernst 1956-5-12 s.n. San Joaquin Corral Hollow, about 15 miles eastward from Livermore 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
  UC990721  Hesperevax caulescens Roxana S. Ferris 1953-5-15 12651 San Joaquin ca. 2 mi w of intersection between Everett School and intersection with Bellota-Farmington road Comment
  UC635690  Heterocodon rariflorum H. L. Mason 1932-4-24 6974 San Joaquin 11 mi s Clements Comment
  SEINET10939141  Heterocodon rariflorum Mason Mason 6974 San Joaquin CLEMENTS Comment
  UC762882  Heterodraba unilateralis R. F. Hoover 1937-4-3 1742 San Joaquin lower end of Corral Hollow Corral Hollow Comment
  UC856338  Heterodraba unilateralis Lewis S. Rose 1938-4-3 38120 San Joaquin Corral Hollow 121 Comment
  RSA0075853  Heterotheca grandiflora A. A. Heller 1938-4-9 15020 San Joaquin Upper Sherman Island. 15 Comment
  RSA0075871  Heterotheca grandiflora Steven A. Junak 1991-7-31 sc 2777 San Joaquin Santa Cruz Island, Coches Prietos Beach 5 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
  JEPS9105  Hibiscus lasiocarpos Dr. W. P. Gibbons 1895-10-15 San Joaquin Stockton Comment
  UC1035808  Hibiscus lasiocarpos Annie M. Alexander and Louise Kellogg 1943-7-28 3456 San Joaquin island near Middle R. Bridge (San Joaquin R. (Byron-Stockton hwy.)); San Joaquin Valley, San Joaquin R. (Byron-Stockton hwy.) Comment
  CAS-BOT-BC203375  Hibiscus lasiocarpos var. occidentalis J. W. Congdon 1912-9-3 s.n. San Joaquin Middle River W of Stockton 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
  CAS-BOT-BC55309  Hirschfeldia incana E. E. Stanford 1927-9-1 6 San Joaquin Stockton. 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
  UC82417  Hoita macrostachya Katharine Brandegee 1892-9-7 San Joaquin Bouldin Island Sacramento River Comment
  UCD84862  Holcus lanatus Beecher Crampton 1965-7-12 7456 San Joaquin 5.7 miles S of Thornton, Thornton Road. Comment
  UCD84900  Holcus lanatus G. F. Hrusa 1992-8-26 9528 San Joaquin Caswell Memorial State Park. Low opening along the nature trail between the campgrounds and picnic areas. Comment
  CAS-BOT-BC320121  Holocarpha heermannii H. M. Hall 1930-10-29 12963 San Joaquin Corral Hollow 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-BC324607  Holocarpha obconica R. F. Hoover 1965-9-24 9646 San Joaquin River Road just norht of the Stanislaus Co. line near San Joaquin River 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
  CAS-BOT-BC324610  Holocarpha obconica David D. Keck 1933-8-23 2504 San Joaquin Corral Hollow (east end) 10.5 miles S.W. of Tracy Comment
  CDA7982  Holocarpha obconica Harkness, Peterson, Croce 1975-6-19 San Joaquin Railroad right of way, ca. 5 miles southwest of Tracy. 0 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
  CAS-BOT-BC320345  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
  CAS-BOT-BC320376  Holocarpha virgata H. M. Hall 1930-9-25 12890 San Joaquin Lodi air-port Comment
  SBBG19275  Holocarpha virgata M. A. Piehl 1959-8-2 59497 San Joaquin St Hwy 88 ca. 1.4 mi from Amador Co line Comment
  SEINET3928146  Holocarpha virgata David Keil 1988-8-23 20991 San Joaquin Liberty Road, 4.2 miels east of Highway 99.; 0 Comment
  CAS-BOT-BC285043  Hordeum depressum John Thomas Howell 1953-4-26 28931 San Joaquin Corral Hollow Comment
  CDA43396  Hordeum jubatum Ken Peek 2015-4-14 PDR# 010 P06220548 San Joaquin Vicinity of Tracy. 0 Comment
  CAS-BOT-BC285130  Hordeum marinum subsp. gussoneanum E. E. Stanford 1927-4-21 177 San Joaquin Stockton 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
  CAS-BOT-BC284905  Hordeum murinum subsp. leporinum E. E. Stanford 1927-3-7 99 San Joaquin Stockton 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
  UCD86239  Hordeum murinum subsp. leporinum G. F. Hrusa; S. A. Wagner 1992-3-4 9237 San Joaquin Caswell Memorial State Park. Beach below picnic areas. 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
  UCR238402  Hordeum murinum subsp. murinum George K. Helmkamp, E. A. Helmkamp 2012-4-7 18716 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
  SEINET8718804 Image available Hordeum vulgare Laura Zeller 1965-1 60 San Joaquin Ca. .5 mile E of intersection of Davis Road and 8-mile Road on 8-mile Road. Comment
  UC765490  Hydrocotyle verticillata Robert F. Hoover 1935-9-7 718 San Joaquin Union Isl. Comment
  UCD128243  Hydrocotyle verticillata G. F. Hrusa; S. A. Wagner 1992-8-9 9359 San Joaquin Caswell Memorial State Park. On eastern end of Oxbow Lake. Comment
  RSA519060  Hypericum perforatum L. F. LaPre 1990-6-5 s.n. San Joaquin Forster Ranch, at the gate of Hwy 188. 76 Comment
  POM361224  Hypochaeris glabra E. E. Stanford 1930-4-18 s.n. San Joaquin Northeastern portion of the county. Comment
  RSA170319  Ipomoea purpurea T. C. Fuller 1963-9-11 11230 San Joaquin W. of Hyw 99 freeway, 0.1 mi. n. of Woodbridge Rd., 2 mi. n. of Lodi. Comment
  CDA34156  Juglans californica var. hindsii R. Robison 2011-4-27 s.n. San Joaquin Prairie City Sacramento Valley Recreation Area. Comment
  UCD110271  Juglans hindsii G. F. Hrusa 1992-8-25 9537 San Joaquin Caswell Memorial State Park. Comment
  UCR5361  Juglans hindsii R. C. Dickson 1966-10-25 s.n. San Joaquin San Joaquin Valley, west of Manteca 7 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
  RSA18400  Juncus balticus subsp. ater Carl B. Wolf 1927-6-23 504 San Joaquin 1 mile west of San Joaquin River, between Tracy and Manteca. Comment
  UC766181  Juncus bufonius R. F. Hoover 1940-12-7 4710 San Joaquin 2 mi e Midway 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
  UCR128292  Juncus effusus 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
  UC1101023  Juncus effusus subsp. pacificus Verne Grant and Herbert L. Mason 1946-8-21 13071 San Joaquin Middle River Bridge Victoria Island Comment
  UC1101024  Juncus effusus subsp. pacificus Herbert L. Mason and Verne Grant 1946-8-21 13062 San Joaquin w of Stockton (on Borden Highway) Comment
  UCD141515  Juncus effusus subsp. pacificus G. F. Hrusa; S. A. Wagner 1992-4-22 9301 San Joaquin Caswell Memorial State Park. Comment
  POM312826  Juncus effusus subsp. pacificus H. L. Mason, Verne Grant 1946-8-21 13071 San Joaquin Middle River bridge, Victoria Island. Comment
  UC766159  Juncus mexicanus R. F. Hoover 1940-12-7 4714 San Joaquin 2 mi e Midway Comment
  JEPS97701  Juniperus californica Annetta M. Carter 1947-3-23 1780 San Joaquin Hills W of Castle Rock, 18 mi. E of Livermore, E end of Corral Hollow. Comment
  RSA604702  Juniperus californica L. C. Wheeler 1952-9-29 6996 San Joaquin Ladd Mine: San Joaquin 5 Comment
  SJSU2023  Juniperus californica Robert L. Fisher 1958-3-8 San Joaquin Corral Hollow 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
  SEINET10531623  Juniperus californica E. E. Stanford 1930-4-5 Stanford 1217 San Joaquin Hospital Canyon. Hillsides. Herbarium of the College of the Pacific. Comment
  POM215189  Kickxia elatine D. D. Keck 1933-10-28 2578 San Joaquin 3 miles N of Stockton. Comment
  UCD68080  Kickxia spuria Mick Canevari 1996-7-19 S.N. San Joaquin Roberts Island, edge of Alfalfa field. Collected by San Joaquin County Farm Advisor. Comment
Read comments
Jun 11 2012
  CAS-BOT-BC272318  Lachnagrostis filiformis E. E. Stanford 1927-5-28 456 San Joaquin Louis Park, Stockton Comment
  CAS-BOT-BC340721  Laennecia coulteri John Thomas Howell 1929-9-21 4402 San Joaquin Holt Comment
  CDA8090  Lagophylla ramosissima T. C. Fuller 1962-4-24 8233 San Joaquin South of Corral Hollow Creek, ca. 8 miles southwest of Tracy. 0 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
  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
  UC1614530  Lamium amplexicaule Charles M. Belshaw 1936-2-28 1520 San Joaquin about 8 mi wsw of Lockford (toward Waterloo) Comment
  UCR232280  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 (50 deg. ) of Lodi 40 Comment
  RSA611568  Lappula squarrosa R. S. Woglum 1941-4-27 2987 San Joaquin San Joaquin Valley: Lodi. Comment
  SEINET3913692  Lappula squarrosa Russell S. Woglum 1941-4-27 2987 San Joaquin San Joaquin Valley: Lodi.; 0 Comment
  SEINET3245759  Lasthenia californica G. K. Helmkamp, E. A. Helmkamp 2009-1 14468 San Joaquin San Joaquin Valley: along CA-88/ 12 in Lockeford, 0.3 mile northeast of Elliott Road (Lockeford 7.5') 24 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
  CAS-BOT-BC337942  Lasthenia californica Frank W. Gould 1940-3-16 885 San Joaquin San Joaquin Valley, Mouth of Hospital Canyon, SW. of Vernalis 106 Comment
  CAS-BOT-BC324466  Lasthenia conjugens Edw. L. Greene 1887-4-17 s.n. San Joaquin Antioch Comment
  CAS-BOT-BC352738  Lasthenia fremontii Roxana S. Ferris 1953-5-15 12655 San Joaquin On road between Everett School and intersection with Bellota-Farmington road, ca. 2 miles W of intersection. 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
  JEPS10068  Lasthenia fremontii W. L. Jepson 1938-4-14 18681 San Joaquin ne Goose Creek Comment
  JEPS10386  Lasthenia fremontii W. L. Jepson 1929-4-28 15199 San Joaquin Clements 60 Comment
  JEPS12796  Lasthenia fremontii Rimo Bacigalupi with G. T. Robbins 1955-5-5 4996 San Joaquin Peters station; Southern Pacific Railroad 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
  UC30418  Lasthenia fremontii J. A. Sanford 1890-1-1 19 San Joaquin Waverly Comment
  UC30419  Lasthenia fremontii J. A. Sanford 1890-1-1 11 San Joaquin French Camp Comment
  UC566720  Lasthenia fremontii H. L. Mason 1928-5-3 4450 San Joaquin 4 mi n Clements Comment
  UC614823  Lasthenia fremontii Beryl O. Schreiber 1932-3-27 140 San Joaquin near Midway Comment
  CAS-BOT-BC352733  Lasthenia fremontii E. E. Stanford 1927-4-23 184 San Joaquin Near Stockton. Comment
  CAS-BOT-BC352735  Lasthenia fremontii E. E. Stanford 1928-4-7 848 San Joaquin Near Collegeville. Comment
  POM196006  Lasthenia fremontii E. E. Stanford 1929-4-7 1041 San Joaquin Near Peters. Comment
  SEINET11805355  Lasthenia fremontii R. A. Schlising, Baker, H. G. 1963-1 2482 d San Joaquin junction of Hwy 8 & Ospital Road Comment
  CAS-BOT-BC355491  Lasthenia glaberrima D. K. Gillespie; J. W. Gillespie 1930-4-24 9232 San Joaquin 4 miles south of Galt Comment
  POM196039  Lasthenia glaberrima E. E. Stanford 1929-3-30 1023 San Joaquin Near Stockton Comment
  CAS-BOT-BC352813  Lasthenia glabrata subsp. glabrata E. E. Stanford 1929-3-30 1022 San Joaquin Stockton Comment
  CAS-BOT-BC352815  Lasthenia glabrata subsp. glabrata Serena Philips 1915-4-2 s.n. San Joaquin Near Stockton Comment
  CAS-BOT-BC352817  Lasthenia glabrata subsp. glabrata L. R. Abrams 1935-4-20 13655 San Joaquin Between Stockton and Lodi. Comment
  JEPS10015  Lasthenia gracilis W. L. Jepson 1922-4-2 9570 San Joaquin 182 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-BC368703  Lasthenia microglossa David D. Keck; J. Clausen 1935-3-10 8430 San Joaquin 14 miles northwest of McKittrick. 914 Comment
  CAS-BOT-BC368708  Lasthenia minor Alice Eastwood; John Thomas Howell 1938-4-18 5074 San Joaquin Hospital Canyon 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-BC368717  Lasthenia minor John Thomas Howell 1933-3-26 10887 A San Joaquin Corral Hollow Comment
  CAS-BOT-BC368718  Lasthenia minor John Thomas Howell 1933-3-26 10887 San Joaquin Corral Hollow 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
  RSA18936  Lasthenia minor Roxana S. Ferris 1938-4-15 9404 San Joaquin Near gravel pit at the mouth of Corral Hollow. 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
  UC1005618  Lasthenia minor Frank W. Gould 1939-3-18 576 San Joaquin base of Castle Rock Mt. Hamilton Range, Corral Hollow, Castle Rock 198 Comment
  UC1357619  Lasthenia minor R. F. Hoover 1966-3-25 9740 San Joaquin just n of Stanislaus Co. line; River road along San Joaquin River Comment
  UC30483  Lasthenia minor Benj. Cobb 1900-3-28 San Joaquin Tracy 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
  RSA43223  Lathyrus vestitus subsp. bolanderi Robert F. Hoover 1947-2-11 6616 San Joaquin Poly Canyon (Brizziolari Creek of maps) Comment
  JEPS13418  Layia fremontii R. F. Hoover 1936-4-30 1060 San Joaquin Lockeford Comment
  JEPS39102  Layia fremontii W. L. Jepson 1929-4-28 15205 San Joaquin Clements 60 Comment
  CAS-BOT-BC323247  Layia fremontii E. E. Stanford 1929-4-7 1038 San Joaquin Near Peters Comment
  CAS-BOT-BC323248  Layia fremontii Roxana S. Ferris 1937-4-4 9310 San Joaquin 6 miles from Copperopolis on the Farmington Road Comment
  POM361722  Layia fremontii Clarence R. Quick 1929-4-14 s.n. San Joaquin Peters. Comment
  CAS-BOT-BC380870  Layia platyglossa Brandegee not specified s.n. San Joaquin San Joaquin Comment
  UC30681  Layia platyglossa Benj. Cobb 1900-4-10 11 San Joaquin Tracy Comment
  UC615308  Layia platyglossa Beryl O. Schreiber 1932-3-27 141 San Joaquin near Midway Comment
  UCR242782  Layia platyglossa George K. Helmkamp, E. A. Helmkamp 2010-4-7 15823 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
  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
  UC1056242  Leersia oryzoides Virginia E. Long 1930-9-1 8 a San Joaquin near Holt Comment
  UC912579  Leersia oryzoides Herbert L. Mason 1928-9-30 4961 San Joaquin San Joaquin Delta near Holt; San Joaquin Delta Comment
  UCD63509  Leersia oryzoides Beecher Crampton 1955-9-7 3154 San Joaquin 6.4 miles south of Thornton. Comment
  CDA32431  Leersia oryzoides J. B. Gianelli 1960-10-4 San Joaquin South side Harney Lane & Woodbridge irrigation canal, Woodbridge Irrigation District 0 Comment
  UCD18847  Legenere limosa Vernal Pool Team 2001; Carol Witham and Jennifer Buck 2001-4-23 155 San Joaquin 1 mi. south along Hwy 88 from intersection of Liberty Rd, 1 mi. east of Hwy 88 along dirt ranch road, Lane site, pool # LAN043. Comment
  CAS-BOT-BC534390  Lemna gibba Annetta Carter 1955-6-10 3451 San Joaquin 5 miles west of Farmington 30 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
  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
  UC1584130  Leontodon saxatilis L. LaPre 1990-6-4 San Joaquin Borden Ranch, Dry Creek Comment
  CAS-BOT-BC88942  Lepidium dictyotum Peter H. Raven; R. Alava; R. Ornduff; S. Woodcox 1957-3-30 10558 San Joaquin Corral Hollow. Comment
  CAS-BOT-BC88959  Lepidium dictyotum E. E. Stanford 1928-3-10 801 San Joaquin Between Turners and Atlanta. Comment
  UC764777  Lepidium dictyotum var. acutidens Robert F. Hoover 1935-3-1 251 San Joaquin w of Ripon (San Joaquin River Bridge); San Joaquin River Comment
  RSA21259  Lepidium dictyotum var. acutidens C. B. Wolf 1937-3-31 8373 San Joaquin San Joaquin Valley. 1 mi S of Stockton on Tracy Rd. 5 Comment
  CAS-BOT-BC89065  Lepidium didymum Volney Rattan 1880-6-1 s.n. San Joaquin Live Oaks. 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
  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-BC12557  Lepidium nitidum John Thomas Howell 1931-3-16 5784 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
  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
  UCR232271  Lepidium oblongum George K. Helmkamp, E. A. Helmkamp 2011-3-29 17100 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
  CAS-BOT-BC12783  Lepidium perfoliatum E. E. Stanford 1930-5-28 1524 San Joaquin Lincoln Highway near French Camp. Comment
  UC61020  Lepidium virginicum N. K. Berg 1903-12-5 San Joaquin Rough & Ready Isl. Comment
  UCD134021  Lepidospartum squamatum John Thomas Howell 1971-6-25 48111 San Joaquin Hospital Creek at Interstate Hwy. 580, 4 miles southwest of Vernalis. Comment
  JEPS33279  Leptochloa fascicularis Rimo Bacigalupi and L. Constance 1962-8-13 8717 San Joaquin flats on e side of river just n bridge of the Durham Ferry Road (just n of site of San Joaquin City); San Joaquin River 3 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
  UCD63651  Leptochloa fusca subsp. fascicularis Beecher Crampton 1955-9-7 3152 San Joaquin 6.4 miles south of Thornton. 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
  CAS-BOT-BC123036  Lessingia glandulifera var. glandulifera John Thomas Howell 1927-8-27 3065 San Joaquin 3 miles W of Manteca 15 Comment
  OBI48833  Lessingia pectinata var. tenuipes Michener & Boletti, Boletti September 1892 s.n. San Joaquin San Joaquin bridge Comment
  POM57784  Lessingia pectinata var. tenuipes Michener, F. T. Bioletti 1892-09 s.n. San Joaquin San Joaquin Bridge. Comment
  UC33156  Lessingia pectinata var. tenuipes F. T. Bioletti 1892-9-9 San Joaquin Lathrop Comment
  UC468757  Lessingia pectinata var. tenuipes Katharine Brandegee 1914-9-27 San Joaquin Lathrop Comment
  JEPS18545  Lessingia virgata V. Rattan 1880-10-23 San Joaquin Live Oaks, Rattan's Ranch Comment
  UC194246  Lessingia virgata Dr. C. C. Parry 1881-1 San Joaquin Stockton Comment
  CAS-BOT-BC272206  Leymus triticoides E. E. Stanford 1927-5-28 442 San Joaquin Near Stockton, Calaveras River 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-BC451657  Lilaea scilloides John Thomas Howell 1930-4-12 4681 San Joaquin 7 miles from Escalon on road to Stockton. Comment
  CAS-BOT-BC451658  Lilaea scilloides E. E. Stanford 1928-4-29 941 San Joaquin Near Stockton Comment
  UC767547  Lilaea scilloides Robert F. Hoover 1935-3-16 347 San Joaquin Farmington; San Joaquin Valley Comment
  UC814386  Lilaea scilloides C. L. Hitchcock 1940-5-12 6356 San Joaquin 3 mi s Galt 15 Comment
  CAS-BOT-BC451659  Lilaea scilloides E. E. Stanford 1927-4-21 169 San Joaquin Stockton. Campus. Comment
  POM146101  Lilaea scilloides E. E. Stanford 1927-4-21 169 San Joaquin Stockton, Campus. Comment
  CAS-BOT-BC211112  Lilaeopsis masonii Brian Atwater 1979-3-17 BA- 182 San Joaquin Between Quinby Island and Franks Tract Comment
  CAS-BOT-BC211114  Lilaeopsis masonii Virginia I. Dains; Walter Knight No date on label 5460 San Joaquin Swing Bridge Comment
  UCR123621  Lilaeopsis masonii 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-BC110613  Limnanthes Anne Leary 1975-4-1 s.n. San Joaquin Sierra Nevada. Foothills east of Lodi. Comment
  JEPS19620  Limnanthes alba W. L. Jepson 1929-4-28 15201 San Joaquin Clements 60 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
  UCD33920  Limnanthes alba Beecher Crampton 1975-4-16 9145 San Joaquin 3 miles north of Clements along Liberty road. Comment
  JEPS19581  Limnanthes alba subsp. alba R. F. Hoover 1936-4-30 1057 San Joaquin Farmington Comment
  JEPS19619  Limnanthes alba subsp. alba W. L. Jepson 1929-4-28 15198 San Joaquin Clements 60 Comment
  UCD116466  Limnanthes alba subsp. alba Marvin L. Nies 1951-5-4 58 San Joaquin 6 miles east of Lodi. 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
  JEPS19597  Limnanthes douglasii subsp. rosea Fred Shoemaker 1933-4 San Joaquin Lockeford Comment
  OBI12573  Limnanthes douglasii subsp. rosea Robert F. Hoover 1936-3-19 805 San Joaquin Banta 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
  UCR80237  Limnanthes douglasii subsp. rosea E. E. Stanford 1929-4-7 1025 San Joaquin San Joaquin Valley, Near Peters on Hewitt Road 30 Comment
  RSA435688  Limnanthes douglasii subsp. rosea Clarence R. Quick 1929-4-13 s.n. San Joaquin C.O.P. Aviation Field, Stockton. Comment
  UCD116525  Limnanthes douglasii subsp. rosea Beecher Crampton 1975-4-16 9152 San Joaquin along Highway 88, NE portion of the county. 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
  UC52385  Linanthus bicolor Benj. Cobb San Joaquin Tracy Comment
  UC963946  Linanthus pygmaeus R. F. Hoover 1938-4-9 3035 San Joaquin hill between Castle Rock and Black Butte; Corral Hollow Comment
  CDA41689  Lindernia dubia var. anagallidea Peter Rubtzoff 1965-7-13 5577 San Joaquin San Joaquin River at Airport Way crossing (Tracy-Ripon area). 0 Comment
  SBBG47326  Lindernia dubia var. anagallidea P. Rubtzoff 1965-7-13 5577 San Joaquin San Joaquin River at Airport Way crossing (Tracy-Ripon area) Comment
  UC101979  Lindernia dubia var. anagallidea Katharine Brandegee Sep 1907 San Joaquin near Lathrop (San Joaquin River); San Joaquin River 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
  CAS-BOT-BC443345  Lithophragma parviflorum Roxana S. Ferris 1938-4-15 9409 San Joaquin On well-watered grassy hill-slope, 1/2 mile west of gravel pit at mouth of Corral Hollow on the Livermore Road. 152 Comment
  CAS-BOT-BC342127  Logfia filaginoides Roxana S. Ferris 1938-4-15 9401 San Joaquin At the mouth of Corral Hollow Comment
  CDA2227  Lolium multiflorum Castle Seed Co. 1959-6-4 San Joaquin Stockton. 0 Comment
  CDA2243  Lolium perenne J. B. Gianelli 1959-6-11 2586 San Joaquin Potter ranch, Lodi. 0 Comment
  SEINET10927385  Lolium perenne E. E. Stanford 1930-4-18 Stanford 1361 San Joaquin Thornton Road, wet ditches. Comment
  UCR238414  Lolium perenne subsp. multiflorum George K. Helmkamp, E. A. Helmkamp 2012-4-7 18714 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
  SEINET10599283  Lolium remotum E. E. Stanford 1930-4-12 Stanford 1298 San Joaquin Mariposa Rd. near Cometa Rd. Wet roadsides. Comment
  CAS-BOT-BC271072  Lolium temulentum E. E. Stanford 1927-4-24 191 San Joaquin Near Stockton 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
  CAS-BOT-BC240677  Lonicera interrupta Volney Rattan 1881-6-1 s.n. San Joaquin Live Oaks Comment
  UCD138016  Lophotocarpus Malcolm A. Nobs; S. Galen Smith 1948-9-25 692 San Joaquin 0.25 mile west of Stockton. Comment
  CDA14316  Lotus purshianus J. Allan 1998-8-4 s.n. San Joaquin San Joaquin Valley; Stewart Tract, Tracy. 0 Comment
  RSA406289  Lotus unifoliolatus D. D. Keck 1931-10-18 1318 San Joaquin Simms Station, Tidewater Southern R.R., 7 miles E of Manteca. 23 Comment
  RSA406290  Lotus unifoliolatus E. E. Stanford 1930-8-9 1878 San Joaquin Calaveras River bottom near Stockton. Comment
  UC101866  Lotus wrangelianus Katharine Brandegee 1907-10-2 San Joaquin near Stockton Comment
  UC1561986  Lotus wrangelianus Barbara Ertter with Dale McNeal 1986-3-14 5788 San Joaquin 3.5 mi w Tesla Rd (Rt. J12) jct with I-580 (along Tesla Rd (Rt J12), se of Livermore); Diablo Range, Corral Hollow 152 Comment
  SEINET7042496  Lotus wrangelianus 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
  UC19731  Ludwigia J. A. Sanford 1890-1 37 San Joaquin Stockton Comment
  POM355472  Ludwigia peploides subsp. peploides E. E. Stanford 1930-08 1864 San Joaquin Clifton Court Road 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
  CDA34356  Ludwigia peploides subsp. peploides E. Finley, M. Lubinski 1988-9-26 s.n. San Joaquin Cruiser Haven Marina, San Joaquin Delta region. 0 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
  UCD96915  Lupinus albifrons Ellen Dean; Clare Loughran, Mary Shea, Wilde Legard, 2011-4-22 6952 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
  RSA406999  Lupinus albifrons var. albifrons E. E. Stanford 1930-4-12 1307 San Joaquin Mariposa Rd. 15 mi. s.e. of Stockton. Comment
  UC15949  Lupinus bicolor J. A. Sanford 1890-1 72 San Joaquin Waverly Comment
  UCD107258  Lupinus bicolor G. F. Hrusa; S. A Wagner 1992-4-22 9260 San Joaquin Caswell Memorial State Park. Comment
  UCR207839  Lupinus bicolor George K. Helmkamp, E. A. Helmkamp 2009-3-26 14467 San Joaquin San Joaquin Valley, along CA-88/12 in Lockeford, 0.3 mile northeast of Elliott Road 24 Comment
  UCR233110B  Lupinus bicolor George K. Helmkamp, E. A. Helmkamp 2010-4-7 15839 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
  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
  SJSU10738  Lupinus bicolor H. T. Shishido 1961-4-8 San Joaquin by Clements near Mokelumne R 39 Comment
  UCD33919  Lupinus bicolor Beecher Crampton 1975-4-16 9143 San Joaquin 3 miles north of Clements along Liberty road. Comment
  POM147742  Lupinus densiflorus var. lacteus E. E. Stanford 1927-5-7 217 San Joaquin Near Clements. Comment
  POM196337  Lupinus formosus var. formosus E. E. Stanford 1928-5-12 1015 San Joaquin Sacramento Road. Near Sacramento Co Line. Comment
  JEPS65217  Lupinus formosus var. robustus W. L. Jepson 1896-6-27 56 t San Joaquin between [San Joaquin] river bridge and Burnet sta. (San Joaquin Co. plains); , btw river bridge and Burnet sta. 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
  OBI48313  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
  OBI48316  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
  RSA659202  Lupinus microcarpus var. densiflorus R. Riggins 1982-4-24 1367 San Joaquin Carnegie Motorcycle Park Project, Co. J2 at Co. line. Comment
  UC15843  Lupinus microcarpus var. densiflorus F. W. Gunnison May, 1896 San Joaquin Linden Comment
  UC763998  Lupinus microcarpus var. densiflorus R. F. Hoover 1937-5-18 2181 San Joaquin near Lathrop; near Lathrop 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
  UCD126603  Lycium barbarum E. F. Serr 1931-8-11 2255 San Joaquin Manteca. Comment
  CDA5758  Lycium chinense T. C. Fuller 1964-11-6 12811 San Joaquin Across levee road from Whiskey Slough, Holt. 0 Comment
  UC570740  Lycopus americanus H. L. Mason 1929-9-9 5423 San Joaquin Holt Comment
  UCD124968  Lycopus americanus G. F. Hrusa; S. A. Wagner 1992-8-9 9349 San Joaquin Oxbow Lake. 0 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
  RSA0011324  Lythrum hyssopifolia C. L. Hitchcock 1940-5-12 6364 San Joaquin 3 miles south of Galt. 16 Comment
  RSA0011325  Lythrum hyssopifolia E. E. Stanford 1930-5-13 1481 San Joaquin Rough and Ready Island/ Comment
  UCD103038  Lythrum hyssopifolia G. F. Hrusa 1992-8-26 9530 San Joaquin Caswell Memorial State Park. Comment
  CDA19053  Lythrum salicaria C. Benefield 2000-7-25 PDR 1198619 San Joaquin Sacramento Delta; On Middle River, off Old River, below Union Point Marina. From Old River to Bridge at Middle River, South Delta Rd. 0 Comment
  CDA19054  Lythrum salicaria C. Benefield 2000-7-25 PDR 1198620 San Joaquin Sacramento Delta; along Old River from intersection w/ San Joaquin River and Salmon Slough, heaviest at junction w/ Middle River. 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
  CAS-BOT-BC342685  Madia elegans David D. Keck 1933-10-28 2577 San Joaquin 3 mi. N. of Stockton Comment
  CAS-BOT-BC324520  Madia radiata J. C. Chamberlain 1935-3-19 6196 San Joaquin Hospital Canyon, eastern slopeof Hamilton Range 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
  UC830899  Madia radiata Lewis S. Rose 1938-4-18 38147 San Joaquin Hospital Canyon 152 Comment
  UCR47742  Madia radiata C. B. Wolf 1937-3-31 08403 San Joaquin W side of San Joaquin Valley, Hospital Canyon 137 Comment
  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
  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
  UC18728  Malva nicaeensis J. A. Sanford 1890-1 335 San Joaquin Stockton Comment
  POM146117  Malva nicaeensis E. E. Stanford 1927-4-19 163 San Joaquin Stockton, Campus. Comment
  SEINET7248014  Malva pseudolavatera Ira L. Wiggins 1958-1 14322 San Joaquin At corner of Patterson Road and Grant Line Road. Comment
  UCD116690  Malva pseudolavatera John Thomas Howell 1962-4-25 37095 San Joaquin Vacant lots, Tracy. Comment
  UC18831  Malvella leprosa J. Burtt Davy Nov., 1893 San Joaquin Stockton 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
  UC1267080  Marah fabacea Kenneth M. Stocking 1947-8-5 14 San Joaquin 1 mi e Linden Comment
  UC764806  Marah fabacea R. F. Hoover 1938-3-19 2864 San Joaquin 1 mi n Corral Hollow (near Alameda Co. line) Comment
  CDA42223  Marah fabacea T. C. Fuller 1962-4-24 8328 San Joaquin South of Corral Hollow Creek, ca. 8 miles southwest of Tracy. 0 Comment
  CDA42224  Marah fabacea T. C. Fuller 1962-4-24 8328 San Joaquin South of Corral Hollow Creek, ca. 8 miles southwest of Tracy. 0 Comment
  RSA440954  Marah fabacea K. M. Stocking 1947-4-25 31 San Joaquin 1.5 miles E of Linden near levee. 9 Comment
  UCR253491  Marrubium vulgare George K. Helmkamp, Elizabeth Helmkamp 2012-10-26 20072 San Joaquin San Joaquin Valley, Rock Creek, at East Sonora Road, 1.3 miles southeast of CA-4 50 Comment
  UCD125011  Marrubium vulgare G. F. Hrusa; S. A. Wagner 1992-4-24 9313 San Joaquin Caswell Memorial State Park. Comment
  POM89817  Marsilea vestita Michener 1892-9-9 s.n. San Joaquin Lathrop. Comment
  CAS-BOT-BC71110  Marsilea vestita E. E. Stanford 1929-11-1 1181 San Joaquin Near Stockton Comment
  RSA612742  Marsilea vestita E. E. Stanford 1929-11-2 1181 San Joaquin Near Stockton Comment
  RSA694899  Marsilea vestita E. E. Stanford 1929-11-1 1181 San Joaquin Near Stockton. Comment
  UC62269  Marsilea vestita subsp. vestita F. T. Bioletti 1892-9-9 San Joaquin lower San Joaquin 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
  UC34564  Matricaria discoidea Benj. Cobb Mar. 1900 San Joaquin Tracy Comment
  UC35560  Matricaria discoidea J. A. Sanford 1890-1 15 San Joaquin French Camp Comment
  UC35561  Matricaria discoidea Jos. Burtt Davy 1901-3-5 San Joaquin Lathrop Comment
  UCR207833  Matricaria matricarioides George K. Helmkamp, E. A. Helmkamp 2009-3-26 14460 San Joaquin San Joaquin Valley, junction of Collier Road and CA-88, about 0.2 mile north of the Mokelumne River 43 Comment
  POM196278  Matricaria matricarioides E. E. Stanford 1928-4-7 845 San Joaquin Stockton, campus [College of the Pacific] Comment
  SEINET3422325 Image available Medicago hispida P. O. Schallert 1945-3-8 s.n. San Joaquin Waste places near Stockton, California. Comment
  SEINET3418055 Image available Medicago hispida P. O. Schallert 1945-4-1 s.n. San Joaquin In grassy field along R#8 east of Stockton, San Joaquin County, California. Comment
  SEINET4691731  Medicago polymorpha George K. Helmkamp, E. A. Helmkamp 2011-1 17059 San Joaquin Northern San Joaquin Valley: Collier Road, 0.2 mile east of its junction with Suttenfield Road, 9.4 mi. NE (50 degree) of Lodi. 40 Comment
  UCR232233  Medicago polymorpha George K. Helmkamp, E. A. Helmkamp 2011-3-12 17059 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
  UC62238  Melia azedarach J. A. Sanford 1890-1 108 San Joaquin Stockton 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
  POM147779  Melilotus albus E. E. Stanford 1927-9-26 726 San Joaquin Stockton. Comment
  POM146121  Melilotus indicus E. E. Stanford 1926-10-5 23 San Joaquin Stockton. Calaveras River bottom. Comment
  SEINET3418100 Image available Melilotus indicus P. O. Schallert 1945-4-22 238 San Joaquin Stockton, Common around Stockton, San Joaquin County, California, Comment
  CDA19700  Mentha X piperita F. Maly 2001-8-28 PDR P 071840 San Joaquin Sacramento Delta; in Old River just north of Holland Marina. 0 Comment
  UC57371  Mentha canadensis N. K. Berg 1903-12-12 21 San Joaquin Rough and Ready Isl. Comment
  UC761958  Mentha canadensis R. F. Hoover 1935-9-7 719 San Joaquin Union Island Comment
  RSA409902  Mentha canadensis E. E. Stanford 1929-10-25 1180 San Joaquin Near Stockton Comment
  UC25391  Mentha pulegium H. P. Fitch 1888-8-7 146 San Joaquin Stockton Comment
  CAS-BOT-BC7433  Mentzelia affinis Edward Lee Greene 1889-4-1 s.n. San Joaquin Lathrop Comment
  JEPS41161  Mentzelia affinis W. L. Jepson 1896-6-27 14045 San Joaquin between Mossdale School Atlanta; Plains of the Lower San Joaquin Comment
  UC108406  Mentzelia affinis Brandegee May 1889 San Joaquin Tracy Comment
  UC140495  Mentzelia affinis C. F. Baker 1903-4-25 2781 San Joaquin Tracy Comment
  LA84399  Mentzelia affinis Rimo Bacigalupi; 1961-2-27 7544 San Joaquin just below and S of drop-tower installation of Atomic Energy Commission; in canyon to the N of Corral Hollow just E of Alameda-San Joaquin county line (designated "Spring" on Midway USGS quadr.). 243 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
  RSA97091  Mentzelia veatchiana 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
  UC1745715  Micropus californicus var. californicus Annetta M. Carter, Louise Darling, Leo Whitney, Robert Hoover et al. 1935-4-21 784 San Joaquin Near ''Castle Rock''. 19 mi. from Livermore on Tesla Rd. 167 Comment
  UC35586  Micropus californicus var. californicus J. A. Sanford 1890-1 408 San Joaquin Waverly Comment
  CAS-BOT-BC348801  Microseris campestris Roxana S. Ferris 1938-4-15 9413 San Joaquin Corral Hollow-Livermore Road 152 Comment
  CAS-BOT-BC348802  Microseris campestris Roxana S. Ferris 1938-4-15 9413 San Joaquin Corral Hollow-Livermore Road 152 Comment
  HSC77821  Microseris campestris K. L. Chambers 1980-4-7 4614 San Joaquin Corral Hollow Rd., 4.4 mi. W of junction with I-5; adjacent to the Livermore Explosive Test Site Comment
  UC50031  Microseris douglasii subsp. douglasii J. A. Sanford 1890-1 403 San Joaquin Waverly Comment
  UC565548  Microseris douglasii subsp. douglasii H. L. Mason 1932-3-19 6832 San Joaquin 2 mi e Midway Comment
  UC625512  Microseris douglasii subsp. douglasii Frank W. Gould 1938-4-10 165 San Joaquin in vicinity Castle Rock; Mount Hamilton Range, Corral Hollow 182 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
  RSA605652  Mimulus aurantiacus Louis C. Wheeler 1952-9-29 6994 San Joaquin Ladd Mine: San Joaquin 5. Comment
  UCD122513  Mimulus cardinalis G. F. Hrusa; S. A. Wagner 1992-8-9 9370 San Joaquin Stanislaus River. Comment
  JEPS22956  Mimulus douglasii Volney Rattan 1887-3-17 San Joaquin Live Oaks Mokelumne River Comment
  RSA447930  Mimulus guttatus E. E. Stanford 1930-4-18 s.n. San Joaquin Northeastern portion of the county. 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
  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
  UC76067  Mimulus nasutus Milo S. Baker 1900-4-29 San Joaquin Laton's Stillwater Creek Comment
  POM195900  Mimulus pilosus C. R. Quick 1929-6-4 s.n. San Joaquin Calaveras River Bottom, North of campus (College of the Pacific), Stockton. Comment
  SEINET7072568  Mimulus rubellus 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
  JEPS10522  Mimulus tricolor W. L. Jepson 1937-4-23 18008 San Joaquin ca. 5 mi se Stockton (on Farmington road) Comment
  JEPS22928  Mimulus tricolor Volney Rattan Mar. 1883 San Joaquin Live Oaks Comment
  UC59141  Mimulus tricolor unknown 1881-1 San Joaquin Comment
  UC767409  Mimulus tricolor R. F. Hoover 1937-4-23 1918 San Joaquin 7 mi e Stockton Comment
  RSA409097  Mimulus tricolor E. E. Stanford 1930-4-12 1277 San Joaquin Mariposa Road 16 miles SE of Stockton. Comment
  UCD122955  Mimulus tricolor Marvin L. Nies 1951-4-7 37 San Joaquin 8 miles east of Lodi. Comment
  CDA5052  Modiola caroliniana F. M. Newhall 1961-10-2 San Joaquin Frontage road, north of Mokelumne. 0 Comment
  UC465730  Mollugo verticillata Harriet A. Walker 1907-9-8 922 San Joaquin Lathrop Comment
  CAS-BOT-BC435048  Mollugo verticillata L. R. Abrams 1917-9-14 6733 San Joaquin 3 mi northwest of Stockton, Calaveras River. Comment
  UCD99651  Mollugo verticillata G. Thomas Robbins; Robert Ornduff, Howard Whisler 1959-10-25 4171 San Joaquin on the surface of the dried stream bed of Duck Creek, along State Highway 4, 1/2 mile west of Stanislaus Co. line, 3.5 miles east of Farmington; in the first low, rolling foothills of the Sierra Nevada. 42 Comment
  CAS-BOT-BC220050  Monardella breweri subsp. lanceolata Volney Rattan 1886-6-1 s.n. San Joaquin Live Oaks Comment
  OBI18697  Monolopia lanceolata Carl B. Wolf 1937-3-31 8401 San Joaquin W side of San Joaquin Valley, Hospital cyn 137 Comment
  POM260772  Monolopia lanceolata H. K. Sharsmith 1935-3-3 1495 San Joaquin Corral Hollow, Mount Hamilton Range 229 Comment
  UC572147  Monolopia lanceolata H. K. Sharsmith 1935-3-3 1482 San Joaquin Corral Hollow Mount Hamilton Range, Corral Hollow 228 Comment
  POM55164  Monolopia major C. F. Baker 1903-4-27 2790 San Joaquin Bethany Comment
  UC50087  Monolopia major J. A. Sanford 1890-1 16 San Joaquin French Camp Comment
  UC50090  Monolopia major F. W. Gunnison May, 1896 San Joaquin Linden Comment
  UC572148  Monolopia major H. K. Sharsmith 1935-3-3 1495 a San Joaquin Corral Hollow Mount Hamilton Range 228 Comment
  UC629754  Monolopia major Ethel Crum 1930-3-16 590 San Joaquin near Tracy 15 Comment
  UC90418  Monolopia major C. F. Baker 1903-4-27 2790 San Joaquin Bethany 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
  CDA15559  Morus alba G. F. Hrusa, M. Rejmanek, M. Tu 1998-10-14 14890 San Joaquin Caswell Memorial State Park; Near Stanislaus R. at intersection of Majestic Oaks and River Bend trail. Comment
  UC903302  Muhlenbergia asperifolia Ethel Crum 1932-10-16 1486 San Joaquin 8 mi sw Tracy; Mount Hamilton Range, Corral Hollow 152 Comment
  CAS-BOT-BC275160  Muhlenbergia richardsonis H. M. Hall; H. P. Chandler 1900-7-1 628 San Joaquin S Fork, San Joaquin River Comment
  SEINET3992199  Muilla maritima Unknown 1940-3-16 884 San Joaquin Castle Rock, Corral Hollow, Mt. Hamilton Range 198 Comment
  UC1005620  Muilla maritima Frank W. Gould 1940-3-16 884 San Joaquin Castle Rock Mt. Hamilton Range, Corral Hollow 198 Comment
  UC659395  Muilla maritima Lincoln Constance and Alan A. Beetle 1940-3-21 2526 San Joaquin Castle Rock Corral Hollow 213 Comment
  UC765851  Muilla maritima R. F. Hoover 1937-4-3 1746 San Joaquin lower end Corral Hollow Comment
  CAS-BOT-BC515639  Muilla maritima Alice Eastwood; John Thomas Howell 1935-2-24 1950 San Joaquin Corral Hollow Comment
  CAS-BOT-BC515641  Muilla maritima Lincoln Constance; Alan A. Beetle 1940-3-21 2526 San Joaquin Castle Rock, Corral Hollow; California Innter Coast Qanoes 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
  UC1046593  Myosurus minimus A. D. Hawkes and R. Bacigalupi 1951-4-21 4804 San Joaquin 2 mi e Stockton Comment
  POM147750  Myosurus minimus E. E. Stanford 1927-4-12 152 San Joaquin Near Stockton. Comment
  POM196275  Myosurus minimus E. E. Stanford 1928-3-15 809 San Joaquin San Joaquin County: Near Stockton Comment
  UC767002  Myosurus sessilis R. F. Hoover 1940-4-27 4366 San Joaquin River Road near San Joaquin City Comment
  UC9323  Myosurus sessilis J. Burtt Davy 1893-11-13 San Joaquin Stockton 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
  UC1101503  Myriophyllum spicatum Herbert L. Mason and S. Galen Smith 1948-8-5 8270 San Joaquin Robert's Isl., Trapper's Slough Comment
  UCD96875  Nassella cernua Ellen Dean; Clare Loughran, Mary Shea, Wilde Legard, 2011-4-22 6928 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 southeast of (above) Amsinckia grandiflora canyon. Comment
  UC23654  Navarretia intertexta J. A. Sanford 1890-1 58 San Joaquin Stockton 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
  CDA40129  Navarretia leucocephala T. C. Fuller 1962-5-1 8924 San Joaquin Highway 12 to Wallace, 2.0 miles east of Clements. 0 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
  UC762150  Navarretia pubescens R. F. Hoover 1935-6-12 650 San Joaquin Farmington Comment
  CAS-BOT-BC233608  Navarretia pubescens E. E. Stanford 1930-4-26 1427 San Joaquin Copperopolis Road W of Peters Comment
  UCD58740  Navarretia tagetina Charlotte Kimball 2007-5-14 s.n. San Joaquin 1500 ft. southwest of the spillway of Comanche Reservoir. 60 Comment
  UC131445  Nemophila menziesii C. F. Baker 1903-4-25 2868 San Joaquin Tracy; ; Tracy, San Joaquin Co. Comment
  UC767670  Nemophila menziesii R. F. Hoover 1938-3-19 2868 San Joaquin 1 mi n Corral Hollow (near Alameda Co. line, San Joaquin); n of Corral Hollow Comment
  POM196283  Nemophila menziesii var. menziesii E. E. Stanford 1928-3-23 823 San Joaquin Near Peters. 30 Comment
  POM256417  Nemophila pedunculata H. L. Mason 1932-3-19 6824 San Joaquin 2 miles east of Midway, between Mountain House and Tracy. Comment
  POM147751  Nicotiana acuminata E. E. Stanford 1927-7-19 668 San Joaquin Stockton. Comment
  CDA14313  Nicotiana acuminata var. multiflora Al Wheelon 1998-8-12 s.n. San Joaquin San Joaquin Valley; near Port of Stockton. 0 Comment
  UCR232679  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. 40 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
  JEPS33285  Nitrophila occidentalis Rimo Bacigalupi and L. Constance 1962-8-13 8723 San Joaquin trough along base of Sothern Pacific railway embankment just s crossing of Lathrop Road (just n of town of Lathrop) 5 Comment
  JEPS6861  Nitrophila occidentalis W. L. Jepson 1896-6-27 San Joaquin Lower San Joaquin Comment
  RSA135313  Nitrophila occidentalis Volney Rattan 1881-07 s.n. 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
  UC26809  Nuttallanthus texanus J. A. Sanford 1890-1 97 San Joaquin French Camp Comment
  UCD124113  Nuttallanthus texanus J. C. Tothill 1958-4-13 s.n. San Joaquin State Highway 8, ca. 15 miles east of Lodi. 57 Comment
  JEPS43951  Oenothera deltoides subsp. cognata W. L. Jepson 1896-6-27 14479 San Joaquin between Mossdale and Atlanta 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
  UC423040  Oenothera deltoides subsp. cognata H. M. Hall 1916-9-10 10281 San Joaquin near Manteca; Nile Gardens 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
  POM192729  Oenothera deltoides subsp. cognata H. M. Hall 1916-9-10 10281 San Joaquin Nile Gardens, near Manteca. Comment
  UC156908  Oenothera elata subsp. hirsutissima Katharine Brandegee 1892-9-10 San Joaquin near Lathrop; San Joaquin River Bridge Comment
  UC764051  Oenothera elata subsp. hirsutissima Robert F. Hoover 1935-9-7 717 San Joaquin Union Island Comment
  UCD106939  Oenothera elata subsp. hirsutissima E. M. Johnston 1915-1 62 -J San Joaquin San Joaquin River. Comment
  UCD106945  Oenothera elata subsp. hookeri G. F. Hrusa; S. A. Wagner 1992-4-22 9259 San Joaquin Caswell Memorial State Park. Comment
  UCD123188  Orobanche californica subsp. jepsonii G. F. Hrusa 1992-8-26 9569 San Joaquin Caswell Memorial State Park. Open road immediately west of burn pile. 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
  CDA42393  Orobanche ramosa McCoon, Pelletier & Williamson 2014-8-5 PDR# 390 P06219811-B San Joaquin North of Holt, in field north of West McDonald Road. Field 7 Number 11-7. 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-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
  CDA6513  Orobanche ramosa C. W. Nichols 1959-7-28 San Joaquin West side Roberts Road, 1 mile south of Highway 4, Roberts Island, ca 3 miles southwest of Stockton. 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
  RSA402012A  Orthocarpus erianthus E. E. Stanford 1930-4-18 s.n. San Joaquin Northeastern portion of the county. Comment
  POM15367  Orthocarpus purpurascens C. F. Baker 1903-4-26 2784 San Joaquin Betheny. Comment
  RSA80242  Orthocarpus purpurascens E. E. Stanford 1930-04 s.n. San Joaquin Northern part of the county. Comment
  SACT001624  Oryza sativa Malcolm Nobs, Herbert Mason 1948-10-2 San Joaquin 3 miles south of South Dos Palos at junction of HIghway 33. Escaped all along irrigation ditch. Comment
Read comments
Jun 23 2015
  UCD110796  Oxalis micrantha G. F. Hrusa; S. A. Wagner 1992-4-22 9242 San Joaquin Caswell Memorial State Park. Comment
  CAS-BOT-BC253683  Panicum capillare Peter Rubtzoff 1965-7-27 5584 San Joaquin San Joaquin River at Airport Way crossing, Tracy-Ripon area Comment
  SBBG47343  Panicum capillare P. Rubtzoff 1965-7-27 5584 San Joaquin San Joaquin River at Airport Way crossing (Tracy-Ripon area) Comment
  UCD89525  Panicum capillare G. F. Hrusa 1992-8-26 9526 San Joaquin Caswell Memorial State Park. Along the nature trail between the campgrounds and picnic areas. Comment
  CAS-BOT-BC253846  Panicum dichotomiflorum Peter Rubtzoff 1965-7-13 5580 San Joaquin San Joaquin RIver at Airport Way crossing, Tracy-Ripon area Comment
  CHSC79420  Panicum dichotomiflorum Beecher Crampton 1955-9-7 3153 San Joaquin 6.4 miles south of Thorton. Comment
  RSA227228B  Panicum dichotomiflorum Peter Rubtzoff 1965-7-13 5580 San Joaquin San Joaquin River at Airport Way crossing (Tracy-Ripon area). Comment
  UCD54534  Panicum dichotomiflorum Ellen Dean; Ann King, Dawn Cunningham 2005-9-27 2715 San Joaquin Southern boundary of city of Manteca. South side of Hwy 120, E of Interstate 5, just E of South Union Rd. 15 Comment
  SEINET4670688  Panicum dichotomiflorum B. Crampton 1955-9-7 3153 San Joaquin 6.4 miles south of Thorton Comment
  UCD77898  Panicum miliaceum Robert E. Preston 2004-8-27 2290 San Joaquin 7.4 miles E of Galt, along Elliott Rd 27 Comment
  JEPS21853  Parvisedum pumilum Ina Graham 1958-4-19 48 San Joaquin 3 mi e of Clements (1/2 mi n of Route 12, pasture on McIntire Road); McIntire Road 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
  CDA2129  Paspalum dilatatum M. Inverso 1979-9-21 San Joaquin A. Curtis property, 1864 South Seider Avenue, Escalon. 0 Comment
  SEINET3821616 Image available 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 (Farmington 7.5' Q) 41 Comment
  UC580050  Paspalum dilatatum Ira L. Wiggins 1934-6-23 6942 San Joaquin on road to Oakdale 3.2 mi e Escalon Comment
  UCD88754  Paspalum dilatatum R. F. Hoover 1937-6-10 2399 San Joaquin Escalon. Comment
  UCR232673  Paspalum dilatatum George K. Helmkamp, E. A. Helmkamp 2011-10-15 18437 San Joaquin San Joaquin Valley, along CA-26, 0.6 mile northeast of Escalon-Bellota Rd. 40 Comment
  UC50741  Paspalum distichum J. A. Sanford 1901-9-10 San Joaquin Stockton Comment
  UCD88907  Paspalum distichum Beecher Crampton 1955-9-7 3150 San Joaquin Vail Road, 2.5 miles northwest of Thornton. Comment
  UC604965  Pectocarya anisocarpa Roxana S. Ferris 1938-4-15 9398 San Joaquin near gravel pit at the mouth of Corral Hollow Comment
  JEPS20126  Pectocarya linearis subsp. ferocula R. F. Hoover 1938-4-9 3043 San Joaquin hill between Castle Rock and Black Butte; Corral Hollow Comment
  UC766193  Pectocarya linearis subsp. ferocula R. F. Hoover 1938-4-9 3043 San Joaquin hill between Castle Rock and Black Butte Corral Hollow 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
  UC573072  Pectocarya penicillata H. L. Mason 1932-3-19 6835 San Joaquin 2 mi e Midway (between Mountain House and Tracy) Comment
  UC766194  Pectocarya setosa Robert F. Hoover 1938-4-9 3042 San Joaquin between Castle Rock and Black Butte Corral Hollow Comment
  CAS-BOT-BC258799  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
  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-BC413596  Persicaria amphibia Brian Atwater 1978-8-18 BA- 28 San Joaquin Between Quinby Island and Franks Tract Comment
  CAS-BOT-BC413600  Persicaria amphibia John Thomas Howell 1930-9-28 5522 San Joaquin Holt Comment
  SD131785  Persicaria hydropiper L. R. Heckard, P. Rubtzoff 1971-9-15 2806 San Joaquin Along Airport Way, 2.6 miles south of junction of West Ripon road (ca. 7 miles southwest of Manteca), edge of muddy irrigation ditch Comment
  CAS-BOT-BC418888  Persicaria hydropiperoides Brian Atwater 1978-8-24 BA- 106 San Joaquin Between Rindge [Ridge] Tract and Wright Tract Comment
  CAS-BOT-BC418892  Persicaria hydropiperoides John Thomas Howell 1929-9-21 4417 San Joaquin Holt Comment
  CAS-BOT-BC418889  Persicaria hydropiperoides L. R. Abrams 1920-9-30 7786 San Joaquin Near Bank Comment
  CAS-BOT-BC418891  Persicaria hydropiperoides John Thomas Howell 1929-9-21 4418 San Joaquin Holt Comment
  CAS-BOT-BC419064  Persicaria lapathifolia John Thomas Howell 1929-9-21 4416 San Joaquin Holt Comment
  UCD99488  Persicaria lapathifolia G. F. Hrusa; S. A. Wagner 1992-8-9 9357 San Joaquin Caswell Memorial State Park. On Stanislaus River below campgrounds. 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
  UCD99573  Persicaria maculosa G. F. Hrusa; S. A. Wagner 1992-7-8 9146 San Joaquin Caswell Memorial State Park. Oxbow Lake. Comment
  CAS-BOT-BC419377  Persicaria punctata Brian Atwater 1978-8-22 BA- 63 San Joaquin Between Victoria Island and Upper Jones Tract Comment
  CAS-BOT-BC419379  Persicaria punctata John Thomas Howell 1929-9-21 4415 San Joaquin Holt Comment
  CAS-BOT-BC419381  Persicaria punctata Ira L. Wiggins 1934-7-28 6941 San Joaquin 3.2 miles east of Escalon Comment
  CAS-BOT-BC419378  Persicaria punctata William Anderson 1963-11-22 s.n. San Joaquin Terminous 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
  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
  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
  JEPS2180  Phacelia distans W. L. Jepson 1896-6-27 21013 San Joaquin between Mossdale School and Atlanta (plains e of river) 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
  UC767530  Phacelia douglasii R. F. Hoover 1938-2-27 2800 San Joaquin Castle Rock Corral Hollow Comment
  UC767532  Phacelia douglasii R. F. Hoover 1938-4-9 3037 San Joaquin hill betw. Castle Rock and Black Butte; Corral Hollow Comment
  UC596135  Phacelia fremontii R. F. Hoover 1938-4-9 3032 San Joaquin hill between Castle Rock and Black Butte; Corral Hollow Comment
  UC24388  Phacelia imbricata J. A. Sanford 202 San Joaquin West Stockton San Joaquin Valley Comment
  CDA40451  Phacelia tanacetifolia T. C. Fuller 1962-4-24 8213 San Joaquin South of Corral Hollow Creek, ca. 8 miles southwest of Tracy. 0 Comment
  UCR143282  Phalaris E. E. Stanford 1930-5-3 1466 San Joaquin Sacramento Valley, near Stockton 5 Comment
  UCD88332  Phalaris angusta A. A. Beetle 1942-4-9 2938 San Joaquin 10 miles W of Modesto, Rt. 99. 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-BC265837  Phalaris arundinacea E. E. Stanford 1927-5-28 449 San Joaquin San Joaquin River, Lois Park, Stockton Comment
  CAS-BOT-BC265838  Phalaris arundinacea E. E. Stanford 1927-5-28 449 San Joaquin San Joaquin River, Lois Park, Stockton Comment
  CAS-BOT-BC265839  Phalaris arundinacea E. E. Stanford 1930-5-30 1532 San Joaquin Jones Tract, San Joaquin Delta Comment
  CDA2271  Phalaris arundinacea J. Solari 1962-5-9 San Joaquin Cerf Ranch, Holt district. 0 Comment
  CDA2275  Phalaris arundinacea T. C. Fuller 1958-12-18 1667 San Joaquin Ray Road, 100 yards south of Sargent Road, southwest of Lodi. 0 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
  CAS-BOT-BC259036  Phalaris lemmonii E. E. Stanford 1930-4-12 1284 San Joaquin Mariposa Rd. 16 mi. S.E. of Stockton Comment
  POM356906  Phalaris lemmonii E. E. Stanford 1930-5-3 1466 San Joaquin Near Stockton Comment
  RSA582107  Phalaris lemmonii E. E. Stanford 1930-5-10 1473 San Joaquin Near Stanislaus River 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
  UC188871  Phalaris minor Mr. Sanford 93 San Joaquin Stockton Comment
  JEPS100755  Phalaris paradoxa Dean W. Taylor 1999-5-20 17156 San Joaquin Highway 4 2.5 miles East of Jack Tone Road junction (J5) 30 Comment
  SD254512  Phalaris paradoxa George K. Helmkamp, Elizabeth Helmkamp 2013-3-26 20227 San Joaquin East end of San Joaquin Valley: Escalon Bellota Road (J6), 6.1 miles south of its juction with CA-26, 0.52 mile south of Copperopolis Rd. 52 Comment
  UC767847  Phalaris paradoxa R. F. Hoover 1935-6-12 643 San Joaquin Farmington Comment
  UCD89416  Phalaris paradoxa Albert Troglin 1964-5-1 s.n. San Joaquin Tracy area. Comment
  JEPS1847  Pholistoma membranaceum W. L. Jepson 1922-4-2 9569 San Joaquin Corral Hollow w. San Joaquin Co., Mt. Hamilton Range, Corral Hollow 152 Comment
  UC625461  Pholistoma membranaceum Frank W. Gould 1938-3-6 45 San Joaquin in vicinity of Castle Rock Corral Hollow 182 Comment
  UC6091  Phoradendron macrophyllum F. T. Bioletti 1892-1 San Joaquin Tracy Comment
  JEPS70615  Phragmites australis W. L. Jepson 1913-11-22 5687 San Joaquin Middle River, Lower San Joaquin Comment
  RSA249405  Phragmites australis J. D. Ackerman, A. Montalvo 1973-12-20 125 San Joaquin Between Highway 4 and Middle River town Comment
  RSA468067  Phragmites australis E. E. Stanford 1930-08 1874 San Joaquin San Joaquin Delta. Jones Tract. Comment
  UC1100410  Phragmites australis Herbert L. Mason and Verne Grant 1946-9-12 13123 San Joaquin Borden Highway halfway between Old River-Middle River; halfway between Old River-Middle River Comment
  UCD89842  Phragmites australis 1946-9-12 13123 San Joaquin Borden Highway, halfway between Old River and Middle River. Comment
  JEPS39035  Phyla caespitosa W. L. Jepson 1896-6-17 21233 San Joaquin Mossdale School, Lower San Joaquin River Comment
Read comments
Sep 26 2006
  UC1239565  Phyla caespitosa Joseph P. Tracy 1921-5-25 5796 San Joaquin Farmington; San Joaquin Valley 30 Comment
  UC635117  Phyla lanceolata Herbert L. Mason 1928-9-30 4954 San Joaquin near Holt (San Joaquin River Delta); San Joaquin River Delta Comment
  UC25119  Phyla nodiflora Michener and Bioletti 1892-9-9 San Joaquin Lathrop Comment
  UC580098  Phyla nodiflora Ira L. Wiggins 1934-10-25 6982 San Joaquin along slough 1 mi w San Joaquin R.; along slough w of San Joaquin R. Comment
  UCD39026  Phyla nodiflora Beecher Crampton 1960-8-9 5763 San Joaquin 3 miles NE of Vernalis, old site of San Joaquin City, at crossing of Durham Ferry Road with San Joaquin River. 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
  CDA3320  Phytolacca americana J. Chapman, J. L. Joos 1961-4-25 San Joaquin Stockton. 0 Comment
  UCR128288  Picris echioides 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
  RSA25384  Pilularia americana C. L. Hitchcock 1940-5-12 6355 San Joaquin 3 miles south of Galt 16 Comment
  RSA21451  Plagiobothrys C. B. Wolf 1937-3-31 8385 San Joaquin San Joaquin Valley, 0.5 mi N of Vernalis. 30 Comment
  JEPS90183  Plagiobothrys acanthocarpus Dean W. Taylor Apr 1986 San Joaquin Livermore National Laboratory, in far northwestern corner of lab site 300 Livermore National Laboratory; Inner South Coast Ranges, Livermore National Laboratory 458 Comment
  RSA20134  Plagiobothrys acanthocarpus Roxana S. Ferris 1938-4-15 9406 San Joaquin Near gravel pit at the mouth of Corral Hollow. Comment
  RSA20136  Plagiobothrys acanthocarpus Roxana S. Ferris 1938-4-15 9418 San Joaquin In exposed hillside near mouth of Elk Ravine. Corral Hallow and Livermore Rd. 152 Comment
  RSA21461  Plagiobothrys acanthocarpus C. B. Wolf 1937-3-31 8395 San Joaquin San Joaquin Valley, mouth of Hospital canyon, SW of Vernalis 107 Comment
  UC1540210  Plagiobothrys acanthocarpus Dean W. Taylor Apr 1986 San Joaquin near n boundary Livermore National Laboratory, Site 300; Inner South Coast Ranges 304 Comment
  JEPS60925  Plagiobothrys austiniae W. L. Jepson 1938-4-14 18682 San Joaquin hills about headwaters of Goose Creek (ne part of co.) Comment
  UC762829  Plagiobothrys austiniae R. F. Hoover 1935-3-16 345 San Joaquin Farmington Comment
  OBI64496  Plagiobothrys austiniae David J. Keil 2005-3-13 30355 San Joaquin Just W of Amador county line along Calif Rte 88, 5.5 mi NE of Mokelumne river bridge 82 Comment
  UC1872923  Plagiobothrys austiniae David Keil 2005-3-13 30355 San Joaquin Just W of Amador County line along California Route 88, 5.5 mi NE of Mokelumne River bridge. Low western foothills of Sierra Nevada with wide, flat valleys with vernal pools. 82 Comment
  RSA28027  Plagiobothrys bracteatus C. L. Hitchcock 1940-5-12 6363 San Joaquin 3 miles south of Galt 16 Comment
  POM63833  Plagiobothrys canescens C. F. Baker 1903-4-25 2786 San Joaquin Tracy. 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
  JEPS68027  Plagiobothrys canescens W. L. Jepson 1922-4-2 9561 San Joaquin gravelly flat Mt. Hamilton Range, Corral Hollow 152 Comment
  RSA135449  Plagiobothrys fulvus var. campestris Volney Rattan 1885-06 s.n. San Joaquin Live Oaks. Comment
  NY335683  Plagiobothrys infectivus R. F. Hoover 1938-4-10 3067 San Joaquin Lower Hospital Canyon Comment
  POM259067  Plagiobothrys infectivus J. T. Howell 1938-4-10 13757 San Joaquin Hospital Canyon. Comment
  UC596229  Plagiobothrys infectivus R. F. Hoover 1938-4-10 3067 San Joaquin Lower Hospital Canyon Comment
  UCR62340  Plagiobothrys leptocladus 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
  POM195906  Plagiobothrys nothofulvus E. E. Stanford 1929-4-7 1037 San Joaquin Peters. Comment
  UC24570  Plagiobothrys stipitatus J. A. Sanford 1890-1 101 San Joaquin French Camp Comment
  UC881348  Plagiobothrys stipitatus L. R. Abrams 1923-3-31 9952 San Joaquin 4 mi from Manteca (on the Stockton Road) Comment
  CDA19659  Plagiobothrys stipitatus var. micranthus G. D. Barbe, T. C. Fuller, J. B. Gianelli 1973-4-6 1174 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
  POM64764  Plagiobothrys stipitatus var. micranthus C. F. Baker 1903-4-27 2788 San Joaquin Bethany. Comment
  SD254562  Plagiobothrys stipitatus var. micranthus George K. Helmkamp, Elizabeth Helmkamp 2013-3-26 20226 San Joaquin East end of San Joaquin Valley: Escalon Bellota Road (J6), 6.1 miles south of its junction with CA-26, (0.52 mil S of Copperopolis Rd (Farmington 7.5'Q) 52 Comment
  SEINET13276685 Image available Plagiobothrys stipitatus var. micranthus George K. Helmkamp, Elizabeth Helmkamp 2013-1 20226 San Joaquin East end of San Joaquin Valley: Escalon Bellota Road (J6), 6.1 miles south of its junction with CA-26, 0.52 mi. S of Copperopolis Rd. (Farmington 7.5' Q.) 52 Comment
  UC1063813  Plagiobothrys stipitatus var. micranthus R. D. Roseberry 1935-5-16 183 San Joaquin 4 mi nw Milton; Jackson Quad. 121 Comment
  UC881352  Plagiobothrys stipitatus var. micranthus L. R. Abrams 1923-3-31 7951 San Joaquin 4 mi from Manteca (on the Stockton Road) Comment
  UC24574  Plagiobothrys trachycarpus J. A. Sanford 1890-1 100 San Joaquin French Camp Comment
  UC79222  Plagiobothrys trachycarpus Katharine Brandegee April 1889 San Joaquin Tracy Comment
  JEPS61084  Plagiobothrys undulatus R. F. Hoover 1937-6-10 2398 San Joaquin 2 mi n Linden Comment
  UCR132388  Plagiobothrys undulatus Beecher Crampton 1966-5-3 7686 San Joaquin Central Valley, about 7.75 miles NNE of Lodi, intersection of Liberty and Bruella roads 76 Comment
  UCR253461  Plagiobothrys undulatus George K. Helmkamp 2014-3-18 22586 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
  UCD33074  Plagiobothrys undulatus Beecher Crampton 1966-5-3 7686 San Joaquin San Joaquin County, ca. 7 3/4 miles N.N.E. of Lodi, intersection of Liberty and Bruella roads. Comment
  CAS-BOT-BC60817  Planodes virginica John Thomas Howell 1930-4-12 4684 San Joaquin 7 miles from Escalon on road to Stockton. Comment
  RSA523579  Plantago bigelovii subsp. bigelovii J. T. Howell 1935-4-1 2096 San Joaquin East end of Corral Hollow. Comment
  JEPS7107  Plantago elongata R. F. Hoover 1935-3-1 250 San Joaquin w of Ripon (San Joaquin River bridge); San Joaquin River Comment
  UC28004  Plantago elongata J. A. Sanford 1890-1 116 San Joaquin Waverly 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
  SD241122  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 (33a^z) of Clements (Goose Creek 7.5'Q) 78 Comment
  SEINET3828534  Plantago lanceolata George K. Helmkamp, E. A. Helmkamp 2011-1 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 (Clements 7.5') 53 Comment
  UCD124359  Plantago lanceolata G. F. Hrusa 1992-8-26 9560 San Joaquin Caswell Memorial State Park. Comment
  UC28013  Plantago major J. A. Sanford 1890-1 333 San Joaquin Stockton Comment
  UC28019  Plantago major J. A. Sanford 1890-1 62 San Joaquin Stockton Comment
  CAS-BOT-BC91961  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
  JEPS51616  Platystemon californicus W. L. Jepson 1922-4-2 9574 San Joaquin Corral Hollow , Corral Hollow (Mt. Hamilton Range) 182 Comment
  SEINET10620895 Image available Platystemon californicus Charles F. Baker 1903-4-25 Baker 2780 San Joaquin Tracy. Common in sandy fields. Comment
  RSA445722  Platystemon californicus var. californicus E. E. Stanford 1930-4-12 1304 San Joaquin Mariposa Road 15 miles SE of Stockton Comment
  SEINET4854350  Platystemon tortuosus Carl F. Baker 1903-4-25 2780 San Joaquin Tracy. Comment
  UCD90151  Pleuropogon californicus var. californicus Beecher Crampton 1966-5-3 7683 San Joaquin ca. 7 and 3/4 miles N.N.E. of Lodi, Liberty and Bruella roads. Comment
  CDA32715  Pluchea odorata P. Akers 2009-9-9 PDR# 1286189 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
  JEPS76013  Poa annua W. L. Jepson 1937-4-23 18013 San Joaquin ca. 5 mi. s.e. Stockton (on Farmington rd.) Comment
  RSA484179  Poa annua C. R. Quick 1929-3-18 s.n. San Joaquin Campus, Stockton Comment
  UCR232235  Poa annua George K. Helmkamp, E. A. Helmkamp 2011-3-12 17058 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
  CDA2382  Poa bulbosa F. M. Newhall 1967-3-31 San Joaquin Clements Stampede Grounds, Clements. 0 Comment
  UCD90656  Poa bulbosa Beecher Crampton 1975-4-16 9150 San Joaquin along State Hwy. 88. Northeastern part of the county. Comment
  UCD90683  Poa bulbosa P. B. Kennedy; B. A. Madson 1919-4-1 s.n. San Joaquin 3 miles from Escalon. A. Meyers land. 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
  JEPS76764  Poa secunda subsp. secunda L. R. Heckard 1974-4-25 3673 San Joaquin 1/2 mi e of Almeda Co line Corral Hollow (just w of Drop Tower No. <no. not given>, grounds of Atomic Energy Commission, U of CA testing site) 304 Comment
  JEPS13211  Pogogyne douglasii Rimo Bacigalupi with G. T. Robbins 1955-5-5 4991 San Joaquin along roadside from Stockton to Peters. 1 1/2 miles southwest of Peters 25 Comment
  JEPS62435  Pogogyne douglasii W. L. Jepson 1902-5-18 1823 E San Joaquin Clements 40 Comment
  POM161949  Pogogyne douglasii Joseph P. Tracy 1921-5-25 5793 San Joaquin Farmington. 30 Comment
  UC762121  Pogogyne douglasii Robert F. Hoover 1935-6-12 647 San Joaquin Farmington Comment
  RSA122031  Pogogyne douglasii R. D. Roseberry 1935-5-13 168 San Joaquin 2 miles SSW of Wallace 122 Comment
  RSA424572  Pogogyne douglasii E. E. Stanford 1928-5-5 946 San Joaquin Near Peters Comment
  RSA83445  Pogogyne douglasii E. E. Stanford 1930-04 s.n. San Joaquin Northern part of the county. Comment
  UC129820  Pogogyne douglasii J. A. Sanford 1909-6-6 San Joaquin Stockton Comment
  RSA27010  Pogogyne zizyphoroides C. L. Hitchcock 1940-5-12 6361 San Joaquin 3 miles south of Galt. 16 Comment
  UC762082  Pogogyne zizyphoroides R. F. Hoover 1936-4-30 1055 San Joaquin Farmington 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
  UC1192337  Polygonum amphibium var. emersum Herbert L. Mason 1928-9-30 4968 San Joaquin near Holt; San Joaquin Delta Comment
  POM196321  Polygonum amphibium var. emersum E. E. Stanford 1929-10-25 1175 San Joaquin Near Stockton Comment
  UC6644  Polygonum amphibium var. stipulaceum J. A. Sanford 1890-1 77 San Joaquin Holden Comment
  POM147787  Polygonum amphibium var. stipulaceum E. E. Stanford 1927-9-26 717 San Joaquin Stockton, near San Joaquin River. Louis Park. Comment
  CDA19467  Polygonum arenastrum M. I. Wibawa, G. F. Hrusa, J. Naughton 2002-5-15 204 San Joaquin Sacramento Valley; Coyote Creek tributary on Dustin Rd, ~0.1 mi N of Liberty Rd., near Acampo. 7 Comment
  UCD58738  Polygonum californicum Charlotte Kimball 2007-5-14 s.n. San Joaquin Comanche Reservoir. 1000 ft. SW of spillway. 60 Comment
  UCR123381  Polygonum hydropiper 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
  RSA466397  Polygonum hydropiper E. E. Stanford 1927-9-17 699 San Joaquin Stockton Comment
  UC1101177  Polygonum hydropiperoides Herbert L. Mason 1929-9-21 5442 San Joaquin Holt Alklaline Grasslands of San Joaquin Valley 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
  UC6630  Polygonum hydropiperoides Michener and Bioletti Sept. 1892 San Joaquin San Joaquin Bridge Comment
  CDA2782  Polygonum hydropiperoides J. B. Gianelli 1972-10-15 San Joaquin South bank of Bear Creek, 100 yards south of Airport Way, Stockton. 0 Comment
  UC421692  Polygonum lapathifolium John Thomas Howell 1929-9-21 4416 San Joaquin Holt; bordering slough Comment
  UC465849  Polygonum lapathifolium Harriet A. Walker 1907-9-8 927 San Joaquin Lathrop Comment
  UC465851  Polygonum lapathifolium Harriet A. Walker 1907-9-8 928 San Joaquin Lathrop Comment
  JEPS77904  Polygonum persicaria Edward Lee 1934-7-4 956 San Joaquin Holt Comment
  CDA22848  Polygonum punctatum M. Switzenberg 1958-9-24 San Joaquin W. Oleander Avenue, San Joaquin. 0 Comment
  JEPS77907  Polygonum punctatum Edward Lee 1934-7-4 958 San Joaquin Holt Holt (roadside marsh) Comment
  POM147783  Polygonum punctatum E. E. Stanford 1927-9-26 725 San Joaquin Stockton, near San Joaquin River. Louis Park. Comment
  UC60910  Polygonum punctatum N. K. Berg 1903-12-12 San Joaquin Rough and Ready <Isl.?> San Joaquin <?> 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
  CDA18891  Polypogon monspeliensis J. Allan 1999-5-6 PDR 996420 San Joaquin San Joaquin Valley; At base of levee in the vicinity of Tracy. 0 Comment
  UC964751  Polypogon monspeliensis R. F. Hoover 1940-12-7 4711 San Joaquin 2 mi e Midway 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
  CAS-BOT-BC102642  Populus fremontii Peter H. Raven; R. Ornduff; et al. 1957-3-30 10557 San Joaquin Corral Hollow Comment
  CAS-BOT-BC102644  Populus fremontii E. E. Stanford 1930-4-5 1232 San Joaquin Hospital Canyon Comment
  POM360780  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
  CDA19210  Potamogeton crispus R. Woolstrum 2001-4-3 PDR 005387 San Joaquin In pond at 1237 Jackson Rd., Lodi. 0 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
  UCD138249  Potamogeton crispus G. F. Hrusa; S. A. Wagner 1992-8-9 9345 San Joaquin Caswell Memorial State Park. Comment
  UC1099870  Potamogeton foliosus Herbert L. Mason, Verne Grant 1946-8-21 13059 San Joaquin w of Stockton (on Borden Highway) 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
  JEPS42967  Potamogeton nodosus W. L. Jepson 1923-8-3 10029 San Joaquin Old River, lower San Joaquin County Old River 3 Comment
  CAS-BOT-BC453828  Potamogeton nodosus L. R. Abrams 1917-9-14 6745 San Joaquin 4 mi north of Stockton, Stockton-Sacramento Rd. Comment
  UC60854  Potamogeton nodosus J. A. Sanford 370 San Joaquin West Stockton Comment
  UC60856  Potamogeton nodosus J. A. Sanford 52 San Joaquin West Stockton Comment
  JEPS44167  Potentilla rivalis F. T. Bioletti Apr 1892 San Joaquin Tracy Comment
  RSA85819  Potentilla rivalis E. E. Stanford 1930-5-2 1456 San Joaquin Empire Tract Comment
  SD239813  Proboscidea lutea George K. Helmkamp, E. A. Helmkamp 2011-10-15 18438 San Joaquin San Joaquin Valley: along CA-4, 0.4 mile east of Farmington (Farmington 7.5'Q) 41 Comment
  UCR201942  Proboscidea lutea George K. Helmkamp, E. A. Helmkamp 2008-10-9 14240 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
  SJSU1705  Prosopis glandulosa var. torreyana C. W. Sharsmith 1955-9-11 6294 San Joaquin Corral Hollow Comment
  CDA27765  Prosopis juliflora var. torreyana A. R. Tugel 1938-6-23 San Joaquin Railroad tracks near Tracy. 0 Comment
  CAS-BOT-BC356384  Pseudognaphalium beneolens Volney Rattan 1880-10-23 s.n. San Joaquin Rattan's Ranch, Live Oaks Comment
  UC990724  Pseudognaphalium luteoalbum Roxana S. Ferris 1953-5-15 12648 San Joaquin between Everett School and intersection with Bellota-Farmington road (ca 1 mi w of intersection) Comment
  CAS-BOT-BC356989  Pseudognaphalium luteoalbum Roxana S. Ferris 1953-5-15 12648 San Joaquin On road between Everett School and intersection with Bellota-Farmington Road, ca. 1 mile W of intersection 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
  CAS-BOT-BC357573  Pseudognaphalium stramineum E. E. Stanford 1926-10-7 41 San Joaquin Stockton. Calavers R. bottom Comment
  SEINET7042492  Psilocarphus brevissimus 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-BC361809  Psilocarphus brevissimus var. brevissimus Roxana S. Ferris 1953-5-15 12652 San Joaquin On road betw. Everett School & intersection with Bellota-Farmington road, ca. 2 mi. W of intersection Comment
  JEPS40456  Psilocarphus brevissimus var. brevissimus W. L. Jepson 1937-4-23 18009 San Joaquin on Farmington Road c 5 mi se Stockton Comment
  UC694151  Psilocarphus brevissimus var. brevissimus H. L. Mason 1932-4-24 6968 San Joaquin 11 mi s Clements Comment
  CAS-BOT-BC361807  Psilocarphus brevissimus var. brevissimus D. K. Gillespie; J. W. Gillespie 1930-4-24 9231 San Joaquin 4 miles south of Galt 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
  UCR80875  Psoralea macrostachya G. Fred Hrusa, S. A. Wagner 1992-7-8 9178 San Joaquin Caswell Memorial State Park. Comment
  UCD96905  Pterostegia drymarioides Ellen Dean; Clare Loughran, Mary Shea, Wilde Legard, 2011-4-22 6946 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-BC61616  Quercus lobata J. Bridgaman 1844-6-9 s.n. San Joaquin Dunham Ferry 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
  CHSC85725  Quercus lobata M. I. Wibawa; G. F. Hrusa, J. Naughton 2002-5-15 201 San Joaquin Sacramento Valley. Coyote Creek tributary. 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
  RSA477319  Quercus lobata Flossie Draper 1927-9-22 3 San Joaquin Found in field near campus, College of the Pacific. 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
  UC405352  Quercus wislizeni W. P. Taylor 1912-3-29 San Joaquin Tracy Lake 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
  UCD33075  Ranunculus bonariensis var. trisepalus Beecher Crampton 1966-5-3 7687 San Joaquin San Joaquin County, ca. 7 3/4 miles N.N.E. of Lodi, intersection of Liberty and Bruella roads. 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
  UC596207  Ranunculus californicus R. F. Hoover 1935-3-1 276 San Joaquin 5 mi sw Ripon Comment
  UC766207  Ranunculus californicus Robert F. Hoover 1935-3-1 276 San Joaquin 5 mi sw Ripon Comment
  UCD95946  Ranunculus californicus G. F. Hrusa; S. A. Wagner 1992-4-8 9095 San Joaquin Caswell Memorial State Park. Comment
  POM146098  Ranunculus canus E. E. Stanford 1927-3-24 119 San Joaquin San Joaquin County: Stockton Comment
  UC69595  Ranunculus canus var. canus J. A. Sanford San Joaquin Comment
  CDA15513  Ranunculus muricatus Tom Watkins 1999-4-28 PDR 1098791 San Joaquin San Joaquin Valley; Wagner Dairy, 22167 Skiff Rd., Escalon. 28 Comment
  UC69591  Ranunculus occidentalis J. A. Sanford 211 San Joaquin French Camp Comment
Read comments
Nov 7 2007
  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
  CDA25212  Raphanus sativus G. 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, northeast of Lodi. 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
  RSA431505  Raphanus sativus E. E. Stanford 1930-4-18 s.n. San Joaquin Northeastern portion of the county. Comment
  CDA25522  Ribes aureum T. C. Fuller 1962-4-24 8216 San Joaquin South of Corral Hollow Creek, ca. 8 miles southwest of Tracy. 0 Comment
  UC764964  Ribes aureum Robert F. Hoover 1935-3-1 245 San Joaquin 5 mi sw Ripon Comment
  UCD102111  Ribes aureum G. F. Hrusa; S. A. Wagner 1992-3-22 9063 San Joaquin Caswell Memorial State Park. Comment
  CAS-BOT-BC92422  Ribes aureum var. gracillimum John Thomas Howell 1938-4-10 13760 San Joaquin Hospital Canyon. Comment
  CDA25559  Ribes malvaceum T. C. Fuller 1971-4-22 19847 San Joaquin Red Dam, head of Hospital Creek, southwestern San Joaquin County. 0 Comment
  CDA25545  Ribes menziesii var. leptosmum T. C. Fuller 1971-4-22 19843 San Joaquin North slope of Mt. Bordman. 0 Comment
  CAS-BOT-BC217939  Ribes quercetorum Alice Eastwood; John Thomas Howell 1938-5-24 5794 San Joaquin Hospital Canyon 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
  CDA25565  Ribes quercetorum T. C. Fuller 1971-4-21 19838 San Joaquin Inner Coast Ranges; Lone Tree Creek Canyon. 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
  UC10722  Rorippa curvisiliqua J. Burtt Davy 1893-11-13 San Joaquin Stockton 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
  CAS-BOT-BC74433  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
  POM196261  Rorippa curvisiliqua E. E. Stanford 1928-5-16 1013 San Joaquin Stockton, Calaveras River bottom Comment
  RSA431542  Rorippa curvisiliqua E. E. Stanford 1930-4-18 s.n. San Joaquin Northeastern portion of the county. Comment
  UC117552  Rorippa curvisiliqua var. occidentalis Michener and Bioletti Apr 1892 San Joaquin Tracy 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
  JEPS75001  Rorippa palustris var. occidentalis L. R. Heckard and P. Rubtzoff 1971-9-15 2804 San Joaquin ca 7 mi s.w. Manteca (irrigation ditch along Airport Way 2.6 mi s. of junction of West Ripon Rd.) Comment
  CAS-BOT-BC147610  Rosa californica John Thomas Howell 1930-9-28 5510 San Joaquin Near Holt on the Borden Highway Comment
  UC114693  Rosa californica T. S. Brandegee 1901-9-9 San Joaquin San Joaquin Bridge Comment
  UC12854  Rosa californica Ivar Tidestrom 1893-11-13 San Joaquin between Stockton and Tracy (roadsides near river); San Joaquin R. Comment
  UC12855  Rosa californica Ivar Tidestrom 1893-11-13 San Joaquin between Stockton and Tracy (roadsides near river); San Joaquin R. Comment
  UC60922  Rosa californica N. K. Berg 1903-11-12 San Joaquin Rough and Ready Isl. Comment
  JEPS45990  Rotala ramosior J. A. Sanford 1890-1 San Joaquin Stockton, central San Joaquin County Stockton Comment
  SEINET3409704 Image available Roubieva multifida P. O. Schallert 1944-12-10 s.n. San Joaquin Stockton, Delta Area, Stockton, San Joaquin County, California. Comment
  UC66824  Rubus pensilvanicus N. K. Berg 1903-12-15 San Joaquin Rough and Ready Island; Stockton, Rough and Ready Island Comment
  UC467862  Rubus ursinus W. P. Taylor 1912-3-29 San Joaquin Tracy Lake Comment
  UCD89024  Rubus ursinus Lindsay Clark 2008-5-8 CSP 6 A San Joaquin In Caswell Memorial State Park, at the end of Austin Rd, picnic area on the left 0.3 miles after ranger station. Follow trail with 'no lifeguard' sign to picnic area, bear right. Next to 'closed for restoration sign,' halfway through first picnic area on right. 14 Comment
  UCD89029  Rubus ursinus Lindsay Clark 2008-5-8 CSP 22 San Joaquin In Caswell Memorial State Park, at the end of Austin Rd, picnic area on the left 0.3 miles after ranger station, about 20 yards northwest of bathroom. 31 Comment
  CAS-BOT-BC422290  Rumex californicus E. E. Stanford 1927-5-26 436 San Joaquin Stockton Comment
  UC465804  Rumex conglomeratus J. A. Sanford 46 San Joaquin Comment
  CAS-BOT-BC421722  Rumex conglomeratus E. E. Stanford 1930-5-31 1548 San Joaquin North of Stockton Comment
  UCD101100  Rumex conglomeratus G. F. Hrusa; S. A. Wagner 1992-7-8 9147 San Joaquin Caswell Memorial State Park. Along riverbank to the west of the campgrounds. Comment
  UC60911  Rumex crispus N. K. Berg 1903-11-28 San Joaquin Rough and Ready Comment
  POM146165  Rumex salicifolius var. denticulatus E. E. Stanford 1927-5-26 436 San Joaquin Stockton. Comment
  UC115501  Sagittaria T. S. Brandegee 1901-9-9 San Joaquin San Joaquin Bridge Comment
  POM313040  Sagittaria calycina Malcolm A. Nobs 1948-9-25 692 San Joaquin Irrigation canal, 0.25 mile W of Stockton. Comment
  CAS-BOT-BC445717  Sagittaria latifolia Brian Atwater 1978-8-24 BA- 105 San Joaquin Between Rindge [Ridge] Tract and Wright Tract 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
  UC580082  Sagittaria montevidensis subsp. calycina Ira L. Wiggins 1934-7-28 6943 San Joaquin 3.2 mi e 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
  UC935751  Sagittaria montevidensis subsp. calycina Herbert L. Mason and Verne Grant 1946-8-21 13057 San Joaquin between Banta and Stockton Comment
  SEINET8470474 Image available Sagittaria montevidensis subsp. calycina Ira L. Wiggins 1934-7-28 6943 San Joaquin 3.2 miles east of Escalon Comment
  CAS-BOT-BC267090  Sagittaria sanfordii Roxana S. Ferris 1940-6-1 9842 San Joaquin About 3 miles W of Lockford on Stockton - Lockford road Comment
  NY311493  Sagittaria sanfordii J. A. Sanford 1893-7-16 s.n. San Joaquin Comment
  NY311494  Sagittaria sanfordii J. A. Sanford 06 1891 s.n. San Joaquin Comment
  UC549  Sagittaria sanfordii J. A. Sanford Sept. 1901 San Joaquin Stockton Comment
  UC550  Sagittaria sanfordii J. A. Sanford Sept 1901 San Joaquin Stockton Comment
  POM146137  Salix babylonica E. E. Stanford 1927-3-11 101 San Joaquin Point Lewis, Stockton Comment
  POM362932  Salix babylonica E. E. Stanford 1930-4-28 1450 San Joaquin Near San Joaquin River. Comment
  CAS-BOT-BC129663  Salix bonplandiana Peter H. Raven; R. Ornduff; et al 1957-3-30 10556 San Joaquin Corral Hollow Comment
  CAS-BOT-BC129665  Salix bonplandiana E. E. Stanford 1928-3-20 830 San Joaquin Near Peters 45 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
  POM196033  Salix exigua E. E. Stanford 1929-3-21 1017 San Joaquin Stockton. Levee, Calaveras River. Comment
  RSA18395  Salix exigua Carl B. Wolf 1927-6-23 511 San Joaquin 1 mile W of Rippon. Comment
Read comments
Sep 17 2012
  UCD110929  Salix exigua G. F. Hrusa; S. A. Wagner 1992-4-22 9248 San Joaquin Caswell Memorial State Park. Comment
  CAS-BOT-BC107860  Salix gooddingii E. E. Stanford 1930-4-12 1275 San Joaquin Near Manteca Comment
  RSA181504  Salix gooddingii I. L. Wiggins 1964-5-26 19020 San Joaquin Slough 1 mile W of main channel of San Joaquin River. Between Tracy and Manteca. Comment
  UC437352  Salix gooddingii J. A. Sanford 68 San Joaquin Stockton Comment
  CAS-BOT-BC108240  Salix hindsiana E. E. Stanford 1927-4-20 166 San Joaquin Near Stockton, along Calaveras River Comment
  CAS-BOT-BC108245  Salix hindsiana Brian Atwater 1978-8-31 BA- 127 San Joaquin Pristine tidal swamp and marsh inside a meander of Old River, between Quinby Island and Franks Tract Comment
  CAS-BOT-BC108243  Salix hindsiana Ira L. Wiggins 1964-5-26 19017 San Joaquin Beside old channel of San Joaquin River, between Tracy and Manteca 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-BC125358  Salix lasiandra var. lasiandra E. G. Dudley 1912-8-20 19 San Joaquin [Heiss] Heitz Meadow near Rube Creek, South Fork of San Joaquin River Comment
  CAS-BOT-BC125359  Salix lasiandra var. lasiandra E. E. Stanford 1929-3-26 1020 San Joaquin Stockton, Levee, San Joaquin River 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
  POM281348  Salix lasiolepis Lyman D. Benson 1932-2-22 2594 San Joaquin Walnut Grove. N fork Mokelumne River. Near sea level. 0 Comment
  POM281349  Salix lasiolepis Lyman D. Benson 1931-2-21 2594 San Joaquin Walnut Grove. N fork Mokelumne River. Near sea level. 0 Comment
  POM362796  Salix lasiolepis C. R. Quick 1929-2-18 s.n. San Joaquin N of Campus. Stockton. Comment
  UC499337  Salix lasiolepis Annetta M. Carter 1933-3-12 269 San Joaquin 0.5 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
  UCD111624  Salix lasiolepis G. F. Hrusa; S. A. Wagner 1992-3-22 9062 San Joaquin Caswell Memorial State Park. Stanislaus River. 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
  UCR232200  Salix lasiolepis George K. Helmkamp, E. A. Helmkamp 2011-3-12 17072 San Joaquin Upper San Joaquin Valley, between Lodi and Galt, Forest Lake Road just west of CA-99 27 Comment
  CAS-BOT-BC107369  Salix lasiolepis var. lasiolepis E. E. Stanford 1927-2-27 94 San Joaquin Stockton, Calaveras River Bottom Comment
  POM196034  Salix lucida subsp. lasiandra E. E. Stanford 1929-3-26 1020 San Joaquin Stockton. Near San Joaquin 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
  CDA5802  Salpichroa origanifolia T. C. Fuller, M. Switzenberg 1959-8-2 2595 San Joaquin Escalon Road, north of Farmington. 0 Comment
  CDA20576  Salsola australis P. Akers 2005-8-18 s.n. San Joaquin Sacramento Valley; Whiskey Slough, Holt. 0 Comment
  CDA9299  Salsola australis G. F. Hrusa, R. Rhode 2013-11-8 18527 San Joaquin San Joaquin Valley; 1/2 mi. NW of Holt townsite on Hwy 4, along Lower Jones Rd. -2 Comment
  UCD141971  Salsola australis P. Akers 2003-10-30 B 106 San Joaquin San Joaquin Valley. N of Tracy, 0.25 mi NW of old Holly Sugar plant at Sugar and Holly Rds. Comment
  CDA20622  Salsola tragus G. F. Hrusa 2005-11-14 16841 San Joaquin San Joaquin Valley; Stockton. Davis Rd. +/- 200 ft. S of 8 Mile Rd., E of Interstate 5 +/- 1.5 mi. 7 Comment
  CDA20809  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. Roadside colony at bridge just S of 8 Mile Rd. Annual, 3 ft. tall and as wide. Seed collection voucher RT05-24a. 0 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
  RSA0037109  Salsola tragus P. Akers 2002-10-9 RT- 021 -1 San Joaquin 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
  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
  UCR247343  Salsola tragus Pat Akers 2002-10-9 RT- 021 -01 San Joaquin Just east if I-5 on Iron Canyon Circle at Windcave Rd., between Pixley Slough and Bear Creek, 7 miles NW of Stockton 12 Comment
  CAS-BOT-BC180690  Salsola tragus E. E. Stanford 1930-5-28 1527 San Joaquin Lincoln Highway near French Camp Comment
  CAS-BOT-BC180693  Salsola tragus Alice Eastwood 1927-5-19 14447 San Joaquin Byron Springs Comment
  POM147746  Salsola tragus E. E. Stanford 1927-8-18 679 San Joaquin Stockton; waste field near Mormon Channel. Comment
  RSA444946  Salsola tragus E. E. Stanford 1930-5-28 1527 San Joaquin Lincoln Highway near French Camp Comment
  UC1745969  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
  UCR257999  Salvia hispanica Franz R. Kegel 1976-1 s.n. San Joaquin Stockton, weed in backyard garden 8 Comment
  CAS-BOT-BC474712  Salvia hispanica Franz R. Kegel 1976-12-1 s.n. San Joaquin Stockton Comment
  UCD137643  Sambucus nigra subsp. caerulea G. F. Hrusa; S. A. Wagner 1992-4-24 9291 San Joaquin Caswell Memorial State Park. Comment
  UCR243142  Sanicula bipinnata Ellen Dean, Clare Loughran, Mary Shea, Wilde Legard 2011-4-22 6940 San Joaquin Inner Coast Range, 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 290 Comment
  CAS-BOT-BC223226  Sanicula bipinnatifida Volney Rattan 1885-3-1 s.n. San Joaquin Live Oaks Comment
  CAS-BOT-BC111294  Schoenoplectus acutus var. occidentalis Brian Atwater 1976-8-31 BA- 126 San Joaquin Between Quinby Island and Franks Tract 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
  RSA366088  Schoenoplectus fluviatilis Clarence R. Quick 1929-5-4 s.n. San Joaquin Calaveras River bottom, Stockton. Comment
  UCD50006  Scirpus acutus var. occidentalis G. F. Hrusa; S. A. Wagner 1992-8-9 9322 San Joaquin Caswell Memorial State Park. Single colony in slow water along riverbank in E part of park. Comment
  SEINET10602608  Scribneria bolanderi E. E. Stanford 1930-12-4 Stanford 1282 San Joaquin Mariposa Rd. 16 mi. S.E. of Stockton. Roadsides; out of range according to Jepson. Comment
  JEPS120463  Scutellaria lateriflora Daniel Slakey 2013-8-24 65 San Joaquin Sacramento/San Joaquin River Delta, on the eastern edge of a small island just west of Islemouth Slough and Westgate Landing County Park. 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
  UCR253796  Senecio vulgaris George K. Helmkamp, Elizabeth Helmkamp 2012-10-26 20066 San Joaquin San Joaquin Valley, along Hwy J-6 (Escalon-Bellota Road), 1.2 miles south of its junction with CA-26 46 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
  JEPS78382  Sesuvium verrucosum Edward Lee 1934-7-4 963 San Joaquin Holt 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
  SEINET3821612 Image available 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. (Linden 7.5' Q) 40 Comment
  UC1100460  Setaria pumila Herbert L. Mason 1946-9-12 13127 San Joaquin slough s. of main ditch, Borden Hwy., near Dagget Rd., Roberts Isl. Roberts Isl. 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
  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
  UCD37051  Setaria verticillata Beecher Crampton 1956-7-30 3742 San Joaquin San Joaquin County, 2 miles northeast of Linden, Calaveras River Basin. 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
  CAS-BOT-BC240205  Setaria viridis Beecher Crampton 1956-7-31 3764 San Joaquin Along State Hwy. 12 about 5 miles southwest of Lodi Comment
  RSA115223  Setaria viridis Beecher Crampton 1956-7-31 3764 San Joaquin 5 mi southwest of Lodi Comment
  JEPS54273  Sibara virginica J. A. Sanford 1890-1 340 San Joaquin Stockton Comment
  JEPS88942  Sibara virginica J. Burtt Davy 1893-11-13 San Joaquin Stockton Comment
  UC421572  Sibara virginica John Thomas Howell 1930-4-12 4684 San Joaquin on road to Stockton 7 mi from Escalon; 7 mi from Escalon Comment
  UC18868  Sidalcea diploscypha J. A. Sanford 1890-1 349 San Joaquin Stockton Comment
  UC763048  Sidalcea diploscypha R. F. Hoover 1937-5-18 2184 San Joaquin French Camp Comment
  UCD116577  Sidalcea hirsuta Marvin L. Nies 1951-5-4 55 San Joaquin 7 miles east of Lodi on Harney Lane. Comment
  UCD98673  Silene gallica Marvin Nies 1951-5-4 59 San Joaquin 6 miles east of Lodi. Comment
  SEINET7883390 Image available Silybum marianum Laura Zeller 1965-1 61 San Joaquin Ca. .5 mile E of intersection of Davis Road and 8-mile Road on 8-mile Road. Comment
  CAS-BOT-BC74916  Sinapis arvensis J. F. Rock 1917-6-1 s.n. San Joaquin Near Stockton. Comment
  UCD115409  Sinapis arvensis G. F. Hrusa; S. A. Wagner 1992-3-22 9073 San Joaquin Caswell Memorial State Park. Comment
  CDA19472  Sisymbrium officinale M. I. Wibawa, G. F. Hrusa, J. Naughton 2002-5-15 205 San Joaquin Sacramento Valley; Coyote Creek tributary riparian zone, on Dustin Rd., ~0.1 mi N of Liberty Rd., near Acampo. 7 Comment
  UC10828  Sisymbrium officinale Mrs. Brandegee 1893-7-9 San Joaquin Bouldin Island Comment
  CAS-BOT-BC75292  Sisymbrium officinale E. E. Stanford 1927-4-21 171 San Joaquin Stockton. On Campus. 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
  UC592177  Sium suave H. L. Mason 1929-9-21 5444 San Joaquin Holt Comment
  UCD126007  Solanum americanum G. F. Hrusa; S. A. Wagner 1992-4-22 9247 San Joaquin Caswell Memorial State Park. Comment
  CDA5927  Solanum americanum T. Gantenbein 1993-8-19 San Joaquin Staten Island. 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
  CDA15305  Solanum elaeagnifolium R. Kerr 1998-11-1 s.n. San Joaquin Central Valley; Bear Creek near Clements. 0 Comment
  CDA6227  Solanum sarrachoides T. C. Fuller 1958-7-3 1101 -58 San Joaquin Staten Island. 0 Comment
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Jun 24 2009
  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
  CDA39031  Solidago velutina subsp. californica D. G. Kelch 2011-10-4 11 .835 San Joaquin Approx. 7 km west of Orestimba. Stuhr Rd east of I-5 along Orestimba Creek. Comment
  UC88120  Solidago velutina subsp. californica T. S. Brandegee 1901-9-9 San Joaquin San Joaquin Bridge Comment
  UCR233207  Sonchus oleraceus George K. Helmkamp, E. A. Helmkamp 2010-4-7 15834 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
  UCD134049  Sonchus oleraceus G. F. Hrusa; S. A. Wagner 1992-4-22 9273 San Joaquin Caswell Memorial State Park. 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
  CDA18780  Spergula arvensis Skip Sadler 2000-2-2 PDR 005222 San Joaquin NE corner of Peach and Oleander, Manteca. 0 Comment
  UCD99165  Spergula arvensis G. F. Hrusa; S. A. Wagner 1992-4-22 9283 San Joaquin Caswell Memorial State Park. 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
  RSA0098415  Spergularia macrotheca var. leucantha C. R. Quick 1929-4-13 s.n. San Joaquin Stockton; in fields near campus. Comment
  RSA0098416  Spergularia macrotheca var. leucantha C. R. Quick 1929-4-13 s.n. San Joaquin Stockton; in fields near campus. 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
  RSA0097697  Spergularia marina J. T. Howell 1932-9-2 10792 San Joaquin Holt. Comment
  RSA483232  Sporobolus airoides E. E. Stanford 1930-5-31 1539 San Joaquin Durham Ferry Road. Comment
  UCD93112  Sporobolus cryptandrus Beecher Crampton 1965-10-26 7553 San Joaquin 1.5 miles N of Lodi on US Hwy. 99. Comment
  CAS-BOT-BC235469  Sporobolus indicus T. C. Fuller 1970-12-15 19807 San Joaquin S. side of Mariposa Rd., 0.1 mi. w. of Dodds Rd., 4 mi. n.w. of Escalon 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
  UCD78015  Sporobolus indicus Robert E. Preston 2004-9-3 2292 San Joaquin Ca. 9.9 miles NE of Lodi, along Liberty Rd, 0.1 mile E of Coyote Creek 30 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
  UCD93152  Sporobolus indicus T. C. Fuller 1970-12-15 19807 San Joaquin 4 miles NW of Escalon, 0.1 mile W of Dodds Road, S side of Mariposa Road. Comment
  UCD93158  Sporobolus indicus Franz R. Kegel 1974-2-26 s.n. San Joaquin San Joaquin County. 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
  CDA39782  Sporobolus indicus R. Pelletier 2013-12-16 PDR# 390 P06129570 San Joaquin Linden; Frazier Road near Clements Road. 0 Comment
  RSA262448  Sporobolus indicus var. indicus R. Baskett 1971-8-9 s.n. San Joaquin Dayton Johnson place, 1.5 miles south of U. S. Highway 88 and 1/4 mile west of Atkins Road, ca. 2 miles southwest of Clements. 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
  UC1618080  Stachys albens Donald G. Nelson 1939-6-9 611 San Joaquin s.e. Stockton (on the Mt. Diablo Base Line, junction of Austin Rd. & Little John Creek) Comment
  UC761970  Stachys albens R. F. Hoover 1935-8-3 703 San Joaquin 5 mi sw Ripon; Stanislaus River Comment
  CDA41027  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
  CDA41028  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
  RSA82552  Stachys albens E. E. Stanford 1930-5-16 1484 San Joaquin Union Island. Wet Roadside near Old River. 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
  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
  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
  CAS-BOT-BC395080  Stellaria nitens Volney Rattan 1887-3-17 s.n. San Joaquin Live Oaks Comment
  CDA24599  Stylomecon heterophylla T. C. Fuller 1962-4-24 8226 San Joaquin South of Corral Hollow Creek, ca. 8 miles southwest of Tracy. 0 Comment
  POM149334  Stylomecon heterophylla C. F. Baker 1903-4-27 2819 San Joaquin Bethany Comment
  CDA34341  Suaeda moquinii E. Finley 1995-7-11 s.n. San Joaquin Dept. of Water Resources facility near Tracy. 0 Comment
  POM179674  Suaeda moquinii J. T. Howell 1930-10-11 5556 San Joaquin 5 miles south of Stockton Comment
  UC29902  Symphyotrichum spathulatum J. Burtt Davy 1893-6-13 1200 San Joaquin Stockton Comment
  UC893616  Symphyotrichum spathulatum L. R. Abrams 1920-9-30 7788 San Joaquin near Banta 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
  UC29840  Symphyotrichum subulatum H. P. Fitch 1888-8-1 138 San Joaquin Stockton Comment
  CAS-BOT-BC98288  Symphyotrichum subulatum var. parviflorum David D. Keck 1931-10-18 1320 San Joaquin Escalon, in abandoned rice field. 38 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-BC66608  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-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
  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
  JEPS54223  Thysanocarpus radians W. L. Jepson 1929-4-28 15200 San Joaquin Clements , ne of Red Hills (ne of Red Hills) 60 Comment
  JEPS54225  Thysanocarpus radians W. L. Jepson 1938-4-14 18685 San Joaquin 3 mi ne Clements (ne San Joaquin County) Comment
  SBBG51088  Thysanocarpus radians R. S. Woglum 1941-4-27 2982 San Joaquin Lodi Comment
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Dec 5 2009
  UC11050  Thysanocarpus radians A. W. Gunnison Apr, 1896 San Joaquin Linden Comment
  CAS-BOT-BC67263  Thysanocarpus radians W. P. Steinbeck 1923-5-9 s.n. San Joaquin Near Clements. Comment
  CAS-BOT-BC67265  Thysanocarpus radians W. P. Steinbeck 1923-4-1 s.n. San Joaquin Near Stockton. Comment
  CAS-BOT-BC172886  Toxicodendron diversilobum Rattan 1886-6-1 s.n. San Joaquin Live Oaks of Mokelumne Riv. Comment
  UC173116  Trichocoronis wrightii var. wrightii Katharine Brandegee 1914-9-28 San Joaquin San Joaquin Bridge 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
  POM51465  Trichocoronis wrightii var. wrightii Katherine Brandegee 1914-9-27 s.n. San Joaquin San Joaquin Bridge Comment
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Apr 5 2007
  OBI43825  Trichostema lanceolatum A. C. Sanders 1986-9-12 6920 San Joaquin Along Hwy I-5, 0.7 mi N of the Hospital Crk bridge and 2.2 I N of the Stanislaus Co line 76 Comment
  UC140259  Trichostema lanceolatum Katharine Brandegee 1907-10-2 San Joaquin near Stockton Comment
  UCR128290  Trifolium 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
  RSA18941  Trifolium albopurpureum Roxana S. Ferris 1938-4-15 9395 San Joaquin Western end of Lynn Road between Carbona and mouth of Corral Hollow. 61 Comment
  UC596561  Trifolium albopurpureum var. dichotomum R. F. Hoover 1938-4-9 3048 San Joaquin lower end Corral Hollow Comment
  RSA20141  Trifolium depauperatum var. amplectens Roxana S. Ferris 1938-4-15 9424 San Joaquin Corral Hollow-Livermore Road. Comment
  UC86663  Trifolium depauperatum var. amplectens Lewis S. Rose 1938-4-26 33205 San Joaquin Corral Hollow 152 Comment
  JEPS65729  Trifolium depauperatum var. truncatum W. L. Jepson 1929-4-28 15204 San Joaquin Clements 60 Comment
  POM146122  Trifolium depauperatum var. truncatum E. E. Stanford 1927-3-24 120 San Joaquin Stockton. 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
  SEINET12147999  Trifolium fucatum E. E. Stanford 1927-1 117 San Joaquin Stockton, near Smith's Canal Comment
  POM349501  Trifolium fucatum var. fucatum E. E. Stanford 1928-3-15 805 San Joaquin Stockton. Comment
  RSA22368  Trifolium gracilentum L. S. Rose 38207 San Joaquin Corral Hollow 152 Comment
  SEINET7042495  Trifolium gracilentum 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
  SBBG15394  Trifolium hirtum E. R. Chandler 1963-5-6 1075 San Joaquin outside community of Bellota Comment
  UCR128228  Trifolium hirtum 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
  RSA196325  Trifolium microdon E. E. Stanford 1928-4-19 892 San Joaquin Stockton. 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
  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
  POM18697  Trifolium willdenovii C. F. Baker 1903-4-27 5056 San Joaquin Bethany Comment
  UC631155  Trifolium willdenovii P. B. Kennedy 1907-4-19 San Joaquin Ripon; on rr track Comment
  UC968637  Trifolium willdenovii C. L. Hitchcock 1940-5-12 San Joaquin 3 mi s Galt Comment
  UCD96883  Trifolium willdenovii Ellen Dean; Clare Loughran, Mary Shea, Wilde Legard, 2011-4-22 6932 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
  POM146120  Trifolium willdenovii E. E. Stanford 1927-3-29 130 San Joaquin Stockton; open field near Campus. Comment
  POM196044  Trifolium willdenovii E. E. Stanford 1929-4-7 1026 San Joaquin Near Peters. Hewitt Rd. Comment
  RSA21269  Trifolium willdenovii Carl B. Wolf 1937-3-31 8383 San Joaquin San Joaquin Valley, 2.5 mi. north of Vernalis on Tracy Road. 30 Comment
  UC16724  Trifolium willdenovii Tracy 1891-1 San Joaquin Benj. Cobb. Comment
  UC29194  Triodanis biflora J. A. Sanford 1890-1 86 San Joaquin Stockton Comment
  UC29197  Triodanis biflora Edw. L. Greene 1889-4-30 San Joaquin near Lathrop; near Lathrop Comment
  SEINET10458950  Triodanis biflora Sanford SANFORD 1890 -91 San Joaquin STOCKTON Comment
  UC27183  Triphysaria eriantha subsp. eriantha J. A. Sanford 1890-1 166 San Joaquin Stockton Comment
  UCR232265  Triphysaria eriantha subsp. eriantha George K. Helmkamp, E. A. Helmkamp 2011-3-12 17077 San Joaquin Upper San Joaquin Valley, Buena Vista Road, 0.1 mile east of its junction with CA-88 67 Comment
  UCR233289  Triphysaria eriantha subsp. eriantha George K. Helmkamp, E. A. Helmkamp 2011-3-29 17101 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
  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
  UCR207837  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
  CDA32749  Triphysaria versicolor subsp. faucibarbata J. B. Gianelli 1997-4-2 s.n. San Joaquin Angraves Estate, northeast corner of Liberty and Dustin roads, Acampo. 0 Comment
  SEINET192002 Image available Triteleia hyacinthina C. L. Hitchcock 1940-5-12 6366 San Joaquin 3 miles south of Galt 16 Comment
  UC3282  Triteleia hyacinthina F. W. Gunnison May 1896 San Joaquin Linden Comment
  CAS-BOT-BC522285  Triteleia hyacinthina W. P. Steinbeck 1920-4-1 s.n. San Joaquin Near Stockton Comment
  CAS-BOT-BC522287  Triteleia hyacinthina E. E. Stanford 1928-5-12 950 San Joaquin Near Peters Comment
  CAS-BOT-BC522288  Triteleia hyacinthina E. E. Stanford 1927-5-7 s.n. San Joaquin Near Lockeford Comment
  POM196334  Triteleia hyacinthina E. E. Stanford 1928-5-12 950 San Joaquin Near Peters. Comment
  RSA378022  Triteleia hyacinthina E. E. Stanford 1930-4-18 s.n. San Joaquin Northeastern portion of the county. Comment
  RSA641112  Triteleia hyacinthina R. S. Woglum 1941-4-27 2981 San Joaquin San Joaquin Valley: Lodi. . Comment
  UC3315  Triteleia laxa J. A. Sanford 1890-1 396 San Joaquin Waverly Comment
  UC3319  Triteleia laxa Mr. Cobb 1899-4-10 14 San Joaquin Tracy Comment
  CAS-BOT-BC526136  Triteleia laxa E. E. Stanford 1928-4-7 851 San Joaquin Near Collegeville Comment
  CAS-BOT-BC67344  Tropidocarpum capparideum Charles Piper Smith 1922-4-13 3467 San Joaquin Tracy-Southern Pacific-Niles line. Comment
  CAS-BOT-BC67350  Tropidocarpum capparideum Edw. L. Greene 1888-3-25 s.n. San Joaquin Bethany. Comment
  JEPS54251  Tropidocarpum capparideum Benj. Cobb 1900-4-1 San Joaquin Tracy Comment
  CAS-BOT-BC73833  Tropidocarpum gracile Peter H. Raven; R. Alava; R. Ornduff; et al. 1957-3-30 10563 San Joaquin Corral Hollow. Comment
  CAS-BOT-BC73835  Tropidocarpum gracile Charles Piper Smith 1922-4-13 3468 San Joaquin Tracy-Southern Pacific Niles Line. 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
  CAS-BOT-BC200548  Tuctoria greenei R. F. Hoover 1936-6-11 1302 San Joaquin Farmington 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
  JEPS79582  Typha angustifolia Edward Lee 1934-7-4 969 San Joaquin Holt Comment
  UC128663  Typha angustifolia J. A. Sanford 1909-5-28 San Joaquin near Stockton 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
  JEPS12527  Typha latifolia W. L. Jepson 1923-8-3 10032 San Joaquin Old River; lower San Joaquin County (acc. to Jepson's field book 40: 29 this coll. was made on an e-bound trip after leaving Marsh Creek Rd in Contra Costa Co.) Comment
  UC292  Typha latifolia J. A. Sanford 1890-1 181 San Joaquin W. Stockton Comment
  UC441315  Typha latifolia Harriet A. Walker 1907-9-8 894 San Joaquin Lathrop 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
  UC1005617  Uropappus lindleyi Frank W. Gould 1939-3-18 581 San Joaquin near Castle Rock (Corral Hollow, Mt. Hamilton Range); Mt. Hamilton Range, Corral Hollow 198 Comment
  UC625465  Uropappus lindleyi Frank W. Gould 1938-4-10 157 San Joaquin in vicinity Castle Rock; Mount Hamilton Range, Corral Hollow 182 Comment
  CAS-BOT-BC404010  Urtica dioica subsp. holosericea John Thomas Howell 1930-9-28 5516 San Joaquin Holt Comment
  CAS-BOT-BC404013  Urtica dioica subsp. holosericea Volney Rattan 1885-6-1 s.n. San Joaquin Live Oaks Comment
  UCD143426  Urtica dioica subsp. holosericea Oren Pollak 1987-4-18 s.n. San Joaquin Caswell State Park. Comment
  CDA34369  Urtica dioica subsp. holosericea E. Finley 1992-4-13 s.n. San Joaquin Near Trapper Slough, on levee base. 0 Comment
  POM182807  Urtica dioica subsp. holosericea N. K. Berg 1903-12-10 s.n. San Joaquin Rough and Read Isl. Comment
  JEPS43425  Urtica urens W. L. Jepson 1922-4-2 9588 San Joaquin Mount Hamilton Range, Corral Hollow, Castle Rock Castle Rock; Mount Hamilton Range, Corral Hollow, Castle Rock Comment
  UCD111612  Urtica urens G. F. Hrusa; S. A. Wagner 1992-3-22 9075 San Joaquin Caswell Memorial State Park. Comment
  JEPS77912  Utricularia macrorhiza Edward Lee 1934-7-4 965 San Joaquin Holt 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
  JEPS77911  Utricularia vulgaris Edward Lee 1934-7-4 965 San Joaquin Holt Comment
  JEPS39038  Verbena bracteata W. L. Jepson 1923-10-22 10285 San Joaquin San Joaquin River San Joaquin City; , San Joaquin River Comment
  UCD125952  Verbena bracteata Randy A. Moehnke 1979-5-20 37 San Joaquin 60 yards south of Airport Way, 25 yards west of San Joaquin River. Comment
  UCD36783  Verbena hastata Beecher Crampton 1955-9-7 3149 San Joaquin 2.5 miles northwest of Thornton, Vail Road. 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
  UCD125642  Verbena litoralis Beecher Crampton 1954-11-28 2260 A San Joaquin 5 miles south of Thornton on road to Stockton. Comment
  UCD124655  Veronica americana G. F. Hrusa; S. A. Wagner 1992-8-9 9337 San Joaquin Caswell Memorial State Park. Comment
  UCR128231  Veronica anagallis-aquatica 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
  UCD124699  Veronica anagallis-aquatica G. F. Hrusa; S. A. Wagner 1992-7-8 9167 San Joaquin Caswell Memorial State Park; near Oxbow Lake. Comment
  JEPS16494  Veronica peregrina subsp. xalapensis W. L. Jepson 1937-4-23 18014 San Joaquin 0.5 mi se of Stockton (on Farmington road) 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
  UC27717  Veronica peregrina subsp. xalapensis J. A. Sanford 1890-1 156 San Joaquin French Camp 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
  SEINET3828382  Veronica persica George K. Helmcamp, E. A. Helmkamp 2012-1 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') 52 Comment
  UCR143271  Veronica persica E. E. Stanford 1928-2-20 781 San Joaquin Sacramento Valley, Stockton 5 Comment
  UCR232282  Veronica persica George K. Helmkamp, E. A. Helmkamp 2011-3-12 17063 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
  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
  UCR238737  Veronica persica George K. Helmkamp, E. A. Helmkamp 2012-2-3 18523 San Joaquin San Joaquin Valley, Escalon-Bellota Road, 0.2 mile south of its junction with CA-26, NE of Linden 39 Comment
  IRVC27655  Veronica persica E. E. Stanford 1928-2-10 781 San Joaquin Stocton Comment
  POM146106  Veronica persica E. E. Stanford 1927-3-11 108 San Joaquin Stockton. Comment
  POM147740  Veronica persica E. E. Stanford 1928-2-6 781 San Joaquin Stockton. Comment
  CDA28311  Vicia americana var. americana T. C. Fuller 1962-4-24 8228 San Joaquin South of Corral Hollow Creek, ca. 8 miles southwest of Tracy. 0 Comment
  UC16991  Vicia hassei Benj. Cobb San Joaquin Tracy Comment
  RSA398004  Vicia sativa E. E. Stanford 1930-4-17 1329 San Joaquin Clements Road. Comment
  JEPS66192  Vicia sativa subsp. nigra W. L. Jepson 1902-5-18 1823 A San Joaquin Clements Comment
  RSA402916  Viola douglasii Flossie Draper 1928-3-20 112 San Joaquin Near Peters. Comment
  CAS-BOT-BC385042  Vitis californica Barrett Anderson 1987-7-15 3557 San Joaquin SSC site on the Calaveras River along Shelton Road east of Bellota. 35 Comment
  RSA390390  Vitis californica E. E. Stanford 1930-5-30 1531 San Joaquin Jones Tract, San Joaquin Delta Comment
  UCD102852  Vitis californica M. I. Wibawa; G. F. Hrusa and J. Naughton 2002-5-15 200 San Joaquin Sacramento Valley. Coyote Creek tributary riparian zone on Dustin Road. Ca. 0.1 mile N of Liberty Road, near Acampo. 7 Comment
  UCD142927  Vitis californica H. Olmo 1934-8-2 s.n. San Joaquin Mokelumne River on US 99. Comment
  UCD142930  Vitis californica H. Olmo 1934-8-2 s.n. San Joaquin Mokelumne River on US 99. Comment
  UCD142931  Vitis californica H. Olmo 1934-8-2 s.n. San Joaquin California. San Joaquin County: Mokelumne River at US 99. Comment
  UCD17093  Vitis californica H. Olmo 1934-8-2 s.n. San Joaquin Mokelumne River on US 99. Comment
  UCD17095  Vitis californica H. Olmo 1934-8-2 s.n. San Joaquin Mokelumne River on US 99. Comment
  UCD17096  Vitis californica H. Olmo 1934-8-2 s.n. San Joaquin California. San Joaquin County: Mokelumne River on US 99. Comment
  UCD17101  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
  UCD17109  Vitis californica H. Olmo 1934-7-21 s.n. San Joaquin Border of San Joaquin and Stanislaus County: Stanislaus River on US 99. Comment
  UCD17111  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
  UCD17115  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
  UCD17119  Vitis californica H. Olmo 1934-8-2 s.n. San Joaquin California. San Joaquin County: Mokelumne River at US 99. Comment
  UCD17120  Vitis californica H. Olmo 1934-8-2 s.n. San Joaquin California. San Joaquin County: Mokelumne River at US 99. Comment
  UCD17555  Vitis californica H. Olmo 1934-8-2 s.n. San Joaquin Mokelumne River on US 99. Comment
  UCD17556  Vitis californica H. Olmo 1934-8-2 s.n. San Joaquin Mokelumne River on US 99. Comment
  CAS-BOT-BC198736  Vulpia bromoides E. E. Stanford 1930-4-26 1432 San Joaquin Copperopolis Rd. west of Peters Comment
  SEINET10595131  Vulpia bromoides E. E. Stanford 1930-4-26 Stanford 1432 San Joaquin Copperopolis Rd west of Peters. Open range country. Comment
  CAS-BOT-BC183680  Vulpia microstachys var. ciliata John Thomas Howell 1938-4-10 13752 San Joaquin Hospital Canyon Comment
  POM352956  Vulpia microstachys var. confusa L. S. Rose 1938-4-3 38118 B San Joaquin Corral Hollow. 122 Comment
  UC766707  Vulpia microstachys var. confusa R. F. Hoover 1937-4-3 1734 San Joaquin Tracy 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
  UC766933  Vulpia microstachys var. pauciflora R. F. Hoover 1938-4-9 3036 a San Joaquin hill between Castle Rock and Black Butte; Corral Hollow 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
  UC188780  Vulpia myuros var. hirsuta Mr. Sanford 1890-4-11 11 San Joaquin Waverly Comment
  CAS-BOT-BC423386  Wislizenia californica Samuel B. Parish 1881-11-1 s.n. San Joaquin Lathrop, C.P.R.R. 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
  POM142488  Wislizenia refracta subsp. californica Katherine Brandegee 1907-10-2 25 San Joaquin Near Lathrop. Comment
  SBBG29793  Wislizenia refracta subsp. californica K. Brandegee 1907-10-2 San Joaquin near Lathrop Comment
  UC11146  Wislizenia refracta subsp. californica J. A. Sanford Sept. 1901 San Joaquin Stockton Comment
  UC11149  Wislizenia refracta subsp. californica F. T. Bioletti 1892-9-9 San Joaquin Lathrop Comment
  UC419717  Wislizenia refracta subsp. californica Mrs. H. P. Bracelin 1930-10-11 89 San Joaquin 5 mi w Stockton Comment
  UC83249  Wislizenia refracta subsp. californica Michener and Bioletti 1893-8-1 San Joaquin Lathrop Comment
  RSA440868  Wislizenia refracta subsp. californica E. E. Stanford 1930-08 1862 San Joaquin Lincoln Hwy, near French Camp. Comment
  RSA318296  Wolffia globosa Wayne P. Armstrong 1984-8-23 1216 San Joaquin South side Liberty Road 1.5 mi. east of junction with Highway 88 (southwest of Ione) 61 Comment
  SEINET8464901 Image available Wolffia globosa W. R. Russel, Jeff Swader 1967-6-20 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
  UCD138084  Wolffia globosa W. R. Russell 1967-6-20 s.n. San Joaquin Northeastern San Joaquin County: South side of Liberty Road (where artificial fill crosses road), 1.8 miles east of State Highway 88. Comment
  POM202662  Wolffiella lingulata J. T. Howell 1932-9-2 10790 San Joaquin Holt. Comment
  UC517501  Wolffiella lingulata John Thomas Howell 1932-9-2 10790 San Joaquin Holt Comment
  UC629711  Wolffiella lingulata H. L. Mason 1937-6-21 11548 San Joaquin 0.5 mi sw Holt, Roberts Island (Trappers Slough); Trappers Slough Comment
  UC702408  Wolffiella lingulata Herbert L. Mason 1945-10-10 San Joaquin Trappers Slough San Joaquin River, Roberts Island (Roberts Island, delta of the San Joaquin River) Comment
  CAS-BOT-BC534976  Wolffiella lingulata H. L. Mason 1945-10-10 s. n. San Joaquin Trapper Slough, Roberts Island, delta of San Joaquin River Comment