Search Results — 2000 specimen records retrieved (1466 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
  JEPS100505  Acanthomintha lanceolata Dean W. Taylor 1995-4-13 14821 San Joaquin Hospital Canyon 320 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
  CDA21261  Achnatherum brachychaetum R. Breckenridge, Lancaster 1996-8-2 s.n. San Joaquin San Joaquin Valley; 5th year alfalfa field in vicinity of Tracy. Cleistogamous seed in pocket from center of plant base. Perennial bunchgrass. 0 Comment
  CAS-BOT-BC29727  Achyrachaena mollis Alice Eastwood; John Thomas Howell 1935-4-7 2090 San Joaquin East end of Coral Hollow Comment
  JEPS36734  Achyrachaena mollis W. L. Jepson 1938-4-14 18684 San Joaquin hills above headwaters Goose Creek Comment
  UC1046565  Achyrachaena mollis A. D. Hawkes and R. Bacigalupi 1951-4-21 4803 San Joaquin 2 mi e of 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-BC29728  Achyrachaena mollis E. E. Stanford 1928-4-7 846 San Joaquin Near Stockton Comment
  POM195989  Achyrachaena mollis E. E. Stanford 1928-4-7 846 San Joaquin Near Stockton Comment
  RSA92263  Achyrachaena mollis E. E. Stanford 1930-04 s.n. San Joaquin Corral hollow Road Comment
  CDA14326  Acroptilon repens J. Allan 1998-7-24 s.n. San Joaquin San Francisco Bay Area; S side Byron Hwy 1/2 mi. N Patterson Pass, on Kelso Rd., Tracy. 0 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
  CAS-BOT-BC202666  Aesculus californica E. E. Stanford 1928-5-22 1014 San Joaquin Sacramento Road, near Sacramento County Line Comment
  RSA76974  Aesculus californica E. E. Stanford 1928-5-22 1014 San Joaquin Sacramento Road, near Sacramento County Line. Comment
  CAS-BOT-BC46097  Agoseris hirsuta Volney Rattan 1887-9-1 s.n. San Joaquin Live Oaks Comment
  UC766922  Agrostis exarata R. F. Hoover 1935-8-3 705 San Joaquin 5 mi sw Ripon Comment
  UC185312  Alisma plantago-aquatica Katharine Brandegee 1914-9-27 San Joaquin San Joaquin Bridge Comment
  UC441333  Alisma plantago-aquatica Harriet A. Walker 1907-9-8 893 San Joaquin Lathrop Comment
  UC516  Alisma plantago-aquatica J. A. Sanford 1890-1 29 San Joaquin Stockton Comment
  CAS-BOT-BC445369  Alisma plantago-aquatica Ira L. Wiggins 1934-6-23 6939 San Joaquin 3.2 miles east of Escalon on road to Oakdale Comment
  JEPS73876  Allium amplectens L. R. Heckard 1974-4-25 3670 San Joaquin 1/2 mi e Alameda county line (just w of Drop Tower No.__ on grounds of Atomic Energy Commission, Univ. of Calif. testing site); Corral Hollow 304 Comment
  UC917065  Allium crispum R. Bacigalupi 1949-5-17 3094 San Joaquin upper slopes of Hospital Canyon Hospital Canyon 243 Comment
  UCD96878  Allium crispum Ellen Dean; Clare Loughran, Mary Shea, Wilde Legard, 2011-4-22 6930 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-BC466769  Allium crispum R. Bacigalupi 1949-5-17 3094 San Joaquin Upper slopes of Hospital Canyon 243 Comment
  UC766763  Allium howellii R. F. Hoover 1937-4-3 1739 San Joaquin lower end of Corral Hollow Corral Hollow 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
  CDA2747  Allium neapolitanum J. B. Gianelli 1962-4-9 San Joaquin Victor Colvin property, Almond Drive & Stockton Drive, Lodi. 0 Comment
  RSA367052  Allium serra E. E. Stanford 1930-4-5 1222 San Joaquin Hospital Canyon. Comment
  UC917064  Allium serra R. Bacigalupi 1949-5-17 3095 San Joaquin Upper slopes of Hospital Hospital Canyon 243 Comment
  CAS-BOT-BC475566  Allium serra Carl B. Wolf 1937-3-31 8391 San Joaquin San Joaquin Valley, mouth of Hospital Canyon, SW of Vernalis. 106 Comment
  CAS-BOT-BC171443  Alnus rhombifolia Brian Atwater 1978-8-31 130 San Joaquin inside a meander of Old River; between Quinby Island and Franks Tract Comment
  POM195972  Alopecurus aequalis E. E. Stanford 1928-4-29 940 San Joaquin Roadside ditches near Stockton Comment
  CDA31389  Alopecurus saccatus T. C. Fuller 1962-5-1 8338 San Joaquin North of Ione Road, 0.5 mile east of schoolhouse, 2 miles north of Clements. 0 Comment
  UCD55939  Alopecurus saccatus Beecher Crampton 1966-5-3 7685 San Joaquin ca. 7- 3/4 miles NNE Lodi, Liberty and Bruella Roads. 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
  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
  CDA14318  Amaranthus albus A. Wheelon, L. Allen 1998-8-12 s.n. San Joaquin San Joaquin Valley; Rough & Ready Island. 0 Comment
  CDA3259  Amaranthus albus T. C. Fuller 1958-7-3 1976 San Joaquin Staten Island. 0 Comment
Read comments
Jun 24 2009
  CDA14317  Amaranthus blitoides A. Wheelon, L. Allen 1998-8-12 s.n. San Joaquin San Joaquin Valley; Rough & Ready Island. 0 Comment
  UC596422  Amaranthus californicus R. F. Hoover 1937-9-4 2718 San Joaquin 3 mi e Farmington Comment
  UC765770  Amaranthus californicus R. F. Hoover 1937-9-4 2718 San Joaquin 3 mi e Farmington Comment
  CDA3306  Amaranthus caudatus T. C. Fuller 1958-7-3 s.n. San Joaquin Staten Island. 0 Comment
Read comments
Jun 24 2009
  CDA3238  Amaranthus cruentus L. Todd 1962-7-31 San Joaquin H. O. Todd property, S. Church Street, Lodi. 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
  CDA9341  Amaranthus hybridus G. F. Hrusa, R. Rhode 2013-11-8 18531 San Joaquin San Joaquin Valley; 1/2 mi. NW of Holt townsite on Hwy 4, along Lower Jones Rd. -2 Comment
  UCD97407  Amaranthus hybridus J. M. Tucker 1956-11-10 3280 -B San Joaquin Beside Howard Road, 3.2 miles northeast of its junction with Tracy Road, on Union Island. Comment
  CDA3293  Amaranthus hybridus subsp. quitensis Margaret Bellue 1933-10-6 San Joaquin Southwest of Lodi. 0 Comment
  UCD39268  Amaranthus palmeri B. Crampton 1968-9-16 8342 San Joaquin Manteca, jct. Hwy 120 and Hwy. 99. 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
  UCR194721  Amaranthus powellii George K. Helmkamp, E. A. Helmkamp 2007-10-13 13083 San Joaquin Northern San Joaquin Valley, along Hwy CA-88, 1.0 mile southwest of Clements at Disch Road 37 Comment
  RSA404569  Amaranthus powellii R. Reynolds 1927-9-27 47 San Joaquin Stockton Comment
  CDA3310  Amaranthus retroflexus Margaret Bellue 1933-10-6 San Joaquin Southwest of Lodi. 0 Comment
  RSA18392  Amaranthus retroflexus C. B. Wolf 1927-6-23 515 San Joaquin 1 mile east of Rippon, Stanislaus River Bottom Comment
Read comments
Sep 17 2012
  UCD97770  Amaranthus retroflexus G. F. Hrusa; S. A. Wagner 1992-4-22 9299 San Joaquin Caswell Memorial State Park. 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
  UC19727  Ammannia coccinea J. A. Sanford 1890-1 40 San Joaquin Stockton 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
  CDA5353  Ammi majus T. C. Fuller, J. Solari 1959-8-3 2865 San Joaquin Southeast corner of Farmington & Kaiser Roads. 0 Comment
  CAS-BOT-BC214042  Amsinckia John Thomas Howell 1933-3-26 10889 San Joaquin Corral Hollow Comment
  UC1178287  Amsinckia Ray and Chisaki K 163 San Joaquin Farmington Comment
  CAS-BOT-BC214038  Amsinckia E. E. Stanford 1928-3-2 784 San Joaquin Stockton Comment
  CAS-BOT-BC214040  Amsinckia Lewis S. Rose 1936-2-20 36009 San Joaquin Ripon 21 Comment
  CAS-BOT-BC26858  Amsinckia delicata Alice Eastwood 1917-4-2 s.n. San Joaquin Banta Comment
  CAS-BOT-BC222314  Amsinckia douglasiana Carl B. Wolf 1937-3-31 8375 San Joaquin San Joaquin Valley, 1 mi. So. of Stockton on Tracy Road 5 Comment
  RSA499909  Amsinckia eastwoodiae E. E. Stanford 1928-3-10 798 San Joaquin Manteca. Comment
  UC1084432  Amsinckia eastwoodiae G. Thomas Robbins 1940-3-16 285 San Joaquin near Castle Rock (n facing slope Corral Hollow); Corral Hollow 198 Comment
  UC1084594  Amsinckia eastwoodiae Francia Chisaki, Peter M. Ray 1952-3-29 2189 San Joaquin 1.8 mi n Corral Hollow (basin e of Alameda-San Joaquin County line) 381 Comment
  UC1178334  Amsinckia eastwoodiae Ray and Chisaki 1952-4-22 K 138 San Joaquin Farmington Comment
  UC1191063  Amsinckia eastwoodiae C. R. Bell 1951-4-6 953 San Joaquin Farmington Comment
  UC763140  Amsinckia eastwoodiae R. F. Hoover 1938-4-10 3064 San Joaquin Lower Hospital Canyon Comment
  CAS-BOT-BC222440  Amsinckia grandiflora Peter H. Raven 1950-3-26 1518 San Joaquin Corrall [Corral] Hollow, 2 miles up canyon opening on the Tesla Rd. 15.1 miles from Livermore Comment
  CAS-BOT-BC222442  Amsinckia grandiflora Robert F. Hoover 1938-3-19 2866 San Joaquin One mile north of Corral Hollow near Alameda County line Comment
  CAS-BOT-BC222444  Amsinckia grandiflora Robert F. Hoover 1938-4-9 3021 San Joaquin One mile north of Corral Hollow near Alameda County line 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-BC222451  Amsinckia grandiflora A. Mullen; G. A. Beeman 1991-4-18 s.n. San Joaquin Patrick/Mark Conolly Ranch 274 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
  JEPS73877  Amsinckia grandiflora L. R. Heckard 1974-4-25 3671 San Joaquin Just west of Drop Tower No. 358 on grounds of Atomic Energy Commission (1/2 mi. e. of Alameda Co. line, University CA test site in Corral Hollow); University CA test site in Corral Hollow. 304 Comment
  RSA128388  Amsinckia grandiflora Robert F. Hoover 1938-4-9 3021 San Joaquin One mile north of Corral Hollow near Alameda County line. Comment
Read comments
Nov 17 2007
  UC1178263  Amsinckia grandiflora Francia Chisaki 1956-4-5 664 San Joaquin 1.5 mi n of raod in Corral Hollow (0.45 mi e of San Joaquin-Alameda county line, e side of canyon leading n from Corral Hollow) 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
  SEINET7883454  Amsinckia grandiflora Lewis S. Rose 1938-1 San Joaquin Comment
  HSC104228  Amsinckia intermedia G. K. Helmkamp 2014-3-18 22574 San Joaquin San Joaquin Valley: along Hwy. CA-88 on the southwest side of the border with Calaveras County, 7.1 mi. SW of Ione 87 Comment
  JEPS16870  Amsinckia intermedia Peter H. Raven with G. Thomas Robbins 1956-4-29 9131 San Joaquin 8.8 mi s of Stockton (on U.S. Hwy 50) Comment
  JEPS76766  Amsinckia intermedia L. R. Heckard 1974-4-25 3674 San Joaquin on grounds of Atomic Energy Commission, Univ. of Calif (testing site in Corral Hollow, 1/2 mi e of Alameda County line, just w of Drop Tower) 304 Comment
  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
  RSA28988  Amsinckia intermedia Lincoln Constance, Alan Beetle 1940-3-21 2527 San Joaquin Castle Rock, Coral Hollow. 198 Comment
  SEINET3828573  Amsinckia intermedia George K. Helmkamp, E. A. Helmkamp 2012-1 18721 San Joaquin San Joaquin Valley: along CA-26, 3.2 miles southwest of its junction with N Wimer Road, NE of town of Linden (Valley Springs SW 7.5') 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
  UC1178286  Amsinckia intermedia Ray and Chisaki 1952-9-3 K 159 San Joaquin Farmington Comment
  UC1191062  Amsinckia intermedia C. R. Bell 1951-4-6 954 San Joaquin Farmington Comment
  UC659434  Amsinckia intermedia Lincoln Constance, Alan A. Beetle 1940-3-21 2527 San Joaquin Corral Hollow Castle Rock; Inner Coast Ranges 198 Comment
  RSA0089703  Amsinckia intermedia Robert F. Hoover 1937-4-3 1747 San Joaquin Lower end of Corral Hollow. Comment
  SJSU11340  Amsinckia intermedia D. O. Barber 1965-4-17 San Joaquin 2 mi SW of Escalon Comment
  UC1178258  Amsinckia lycopsoides Francia Chisaki 1954-3-27 583 San Joaquin on Corral Hollow Road, 1.7 mi s of junction with Fabian Road now called Tracy Expressway; Corral Hollow Road Comment
  UC573080  Amsinckia lycopsoides H. L. Mason 1932-3-19 6813 San Joaquin w of Tracy (road from Mountain House to Midway) Comment
  UC573083  Amsinckia lycopsoides H. L. Mason 1932-3-19 6814 San Joaquin w of Tracy (road from Mountain House to Midway) Comment
  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
  RSA125724  Amsinckia lycopsoides Francia Chisaki, Peter M. Ray 1951-4-14 1984 San Joaquin Highway #4, ca. 3 miles east of Stockton. 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
  JEPS61108  Amsinckia menziesii var. menziesii W. L. Jepson 1938-4-14 18683 San Joaquin headwaters of Goose Creek Comment
  POM195978  Amsinckia menziesii var. menziesii C. R. Quick 1929-5-4 7082 San Joaquin Campus. Stockton. College of the Pacific. Comment
  UC1178373  Amsinckia menziesii var. menziesii Ray and Chisaki 1951-5-26 K 102 San Joaquin Farmington Comment
  RSA0089747  Amsinckia obvallata A. A. Heller 1941-3-24 15911 San Joaquin Banta. 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
  JEPS20912 Image available Amsinckia tessellata W. L. Jepson 1896-6-27 100 d San Joaquin between Mossdale School and Atlanta; ; Between Mossdale School & Atlanta, San Joaquin Co. Comment
  SEINET12519231  Amsinckia tessellata P. O. Schallert 1943-1 39 San Joaquin Stockton Comment
  JEPS25300  Amsinckia tessellata var. gloriosa R. F. Hoover 1938-3-19 2865 San Joaquin 1 mi n of Corral Hollow (near Alameda Col line) Comment
  UC573136  Amsinckia tessellata var. gloriosa H. L. Mason 1932-3-19 6831 San Joaquin 2 mi e Midway Comment
  RSA97193  Amsinckia vernicosa 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
  CHSC67888  Amsinckia vernicosa var. vernicosa James D. Jokerst 1989-3-30 3076 B San Joaquin Lawrence Livermore Laboratory, Site 300. Comment
  JEPS27275  Amsinckia vernicosa var. vernicosa Rimo Bacigalupi 1961-2-27 7545 San Joaquin in canyon n of Corral Hollow (just below and s of drop-tower installation of Atomic Energy Commission, just e of Alameda-San Joaquin county line) 243 Comment
  UC1211928  Amsinckia vernicosa var. vernicosa John H. Weiler, A. P. Nelson 1961-2-27 692 San Joaquin opposite drop tower on Atomic Energy Commission territory at Corral Hollow (0.5 mi e of Alameda-San Joaquin County line) Comment
  UC596209  Amsinckia vernicosa var. vernicosa R. F. Hoover 1938-4-9 3023 San Joaquin 1 mi. n. Corral Hollow (near Alameda Co. line) 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
  CAS-BOT-BC45265  Ancistrocarphus filagineus Alice Eastwood; John Thomas Howell 1935-4-7 2102 San Joaquin East end of Corral Hollow Comment
  CAS-BOT-BC46944  Androsace elongata subsp. acuta H. L. Mason 1932-3-19 6820 San Joaquin two mi. e. of Midway. Midway is e. of Patterson Pass, and s. of Mountain House on Rt. 50. Comment
  UC635716  Androsace elongata subsp. acuta H. L. Mason 1932-3-19 6820 San Joaquin two mi e Midway Comment
  UCD77333  Androsace elongata subsp. acuta Robert E. Preston 2002-4-1 1782 San Joaquin Lawrence Livermore National Laboratory, Site 300. 365 Comment
  CAS-BOT-BC400245  Anemopsis californica E. E. Stanford 1930-5-2 1453 San Joaquin King's Island Road Comment
  SEINET8656083  Anemopsis californica E. E. Stanford 1930-5-2 1453 San Joaquin King's Island Road Comment
  UCD137931  Anemopsis californica J. W. Adriance 1922-6-28 s.n. San Joaquin Stockton. Comment
  UC1714619  Anoda cristata L. Belding Nov 1900 San Joaquin Stockton Comment
  UC69650  Anoda cristata W. L. Jepson and J. A. Sanford 1903-1 San Joaquin Stockton Comment
Read comments
Jan 11 2008
  UCD126283  Anthriscus caucalis G. F. Hrusa; S. A. Wagner 1992-4-22 9236 San Joaquin Caswell Memorial State Park. Comment
  UC2046325  Aphanes occidentalis Barbara Ertter with Tina Carlson and CNPS members 1994-4-23 12442 San Joaquin Lawrence Livermore Laboratory on N side Corral Hollow Road just E of Alameda Co. line, ca. 10 air miles SW of Tracy. Comment
  UCD38677  Aristida oligantha Beecher Crampton 1956-7-30 3745 San Joaquin 4.8 miles north of Farmington. Comment
  UC29660  Artemisia biennis D. T. Fowler 1899-10-1 San Joaquin Lockford 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
  UC29702  Artemisia douglasiana J. A. Sanford 1890-1-1 San Joaquin Comment
  POM54292  Artemisia douglasiana H. P. Fitch 135 San Joaquin Stockton Comment
  RSA417295  Artemisia douglasiana Twilia Kendall 1928-10 s.n. San Joaquin Stockton Comment
  UC91174  Artemisia ludoviciana subsp. ludoviciana T. S. Brandegee 1901-9-9 San Joaquin San Joaquin Bridge 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
  SEINET10637016  Asclepias fascicularis Ezra Michener, Frederic T. Bioletti 1892-9-9 Michener s.n. 1892 San Joaquin Lathrop Comment
  JEPS49818  Asclepias vestita W. L. Jepson 1896-6-27 14541 San Joaquin between Mossdale School Atlanta; San Joaquin Valley Comment
  JEPS49820  Asclepias vestita W. L. Jepson 1902-5-18 1823 C San Joaquin Clements 40 Comment
  RSA201429  Asparagus officinalis J. T. Howell 1954-9-5 30029 San Joaquin Along highway near Holt Comment
  CDA10237  Aster chilensis Croce 1963-12-17 San Joaquin Woodbridge Irrigation District, Augie Orrigone property, north of Highway 99. 0 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
  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
  RSA417850  Aster subulatus var. ligulatus R. Reynolds 1927-9-27 40 San Joaquin Stockton Comment
  CAS-BOT-BC478058  Asteraceae James McMurphy 1908-10-19 s.n. San Joaquin Between Tracy and Altamont Comment
  CAS-BOT-BC180514  Astragalus asymmetricus David D. Keck 1933-8-23 2502 San Joaquin Carnegie, Corral Hollow, Western San Joaquin County 198 Comment
  CAS-BOT-BC180515  Astragalus asymmetricus C. F. Baker 1903-4-27 2818 San Joaquin Bethany Comment
  UC82628  Astragalus asymmetricus C. F. Baker 1903-4-27 2818 San Joaquin Bethany Comment
  RSA128102  Astragalus asymmetricus Clare B. Hardham 1959-5-6 4409 San Joaquin Intersection Nacimiento Dam Road and road to Pleyto. Comment
  UC862650  Astragalus didymocarpus Lewis S. Rose 1938-4-18 38153 San Joaquin Hospital Canyon 152 Comment
  SEINET12159810  Astragalus didymocarpus L. S. Rose 1938-1 38153 San Joaquin Hospital canyon 152 Comment
  CAS-BOT-BC182329  Astragalus didymocarpus var. didymocarpus Charles Piper Smith 1921-4-13 3466 San Joaquin Tracy - Southern Pacific - Niles line Comment
  CAS-BOT-BC182333  Astragalus didymocarpus var. didymocarpus Alice Eastwood; John Thomas Howell 1935-4-7 s.n. San Joaquin Corral Hollow Comment
  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-BC182661  Astragalus douglasii Volney Rattan 1880-7-1 s.n. San Joaquin Live Oaks Comment
  RSA138294  Astragalus douglasii Volney Rattan 1880-7-1 s.n. San Joaquin Live Oaks. Comment
  CAS-BOT-BC178269  Astragalus gambelianus Volney Rattan 1883-3-1 s.n. San Joaquin Live Oaks Comment
  CAS-BOT-BC178270  Astragalus gambelianus Alice Eastwood; John Thomas Howell 1935-4-7 2100 San Joaquin East end of Corral Hollow Comment
  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
  RSA60149  Astragalus gambelianus Lois E. James 1947-4-12 1755 San Joaquin Hills just N of San Luis Obispo. Comment
  CAS-BOT-BC66021  Athyrium filix-femina var. cyclosorum Brian Atwater 1978-8-16 BA- 30 San Joaquin Old River; between Quinby Island and Franks Tract Comment
  CAS-BOT-BC17574  Athysanus pusillus Robert Francis Hoover 1938-2-27 2793 San Joaquin Castle Rock, Corral Hollow. Comment
  CAS-BOT-BC17577  Athysanus pusillus Frank Walton Gould 1940-3-12 883 San Joaquin Ridge opposite Castle Rock, Corral Hollow, Mount Hamilton Range. 198 Comment
  UCR51786  Athysanus unilateralis L. S. Rose 1938-4-3 38120 San Joaquin San Joaquin Valley/Inner South Coast Range, Corral Hollow 122 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
  RSA147793  Atriplex argentea E. E. Stanford 1927-8-15 678 San Joaquin Stockton Comment
  CDA23229  Atriplex argentea var. mohavensis J. T. Howell 1973-10-31 50265 San Joaquin Along Highway 50 at Hospital Creek southeast of Vernalis. 0 Comment
  UC205287  Atriplex argentea var. mohavensis H. M. Hall 1919-10-26 San Joaquin Manteca Comment
  UC990738  Atriplex argentea var. mohavensis Roxana S. Ferris 1951-9-15 12471 San Joaquin near Lathrop; near Lathrop Comment
  CAS-BOT-BC168531  Atriplex confertifolia John Thomas Howell 1930-6-28 5324 San Joaquin Banta Junction, about 1 mile from Banta Comment
  JEPS627  Atriplex cordulata W. L. Jepson 1896-7-17 San Joaquin near Stockton (Lower San Joaquin Valley); , near Stockton Comment
  JEPS628  Atriplex cordulata W. L. Jepson 1896-7-17 San Joaquin Comment
  UC2046130  Atriplex coronata var. vallicola Neal Kramer with Zoya Akulova 2015-5-29 2145 San Joaquin hills west of Interstate 580, between Corral Hollow Road and Patterson Pass Road Comment
  SEINET4133819  Atriplex fruticulosa Howard C. Stutz 1991-5-31 95520 San Joaquin North Livermore, 2000 No, Bluebell Boulevard.; 0 Comment
  UC323007  Atriplex joaquinana H. M. Hall 1927-5 12270 San Joaquin Stockton San Francisco Bay region, Stockton Comment
  UCD97621  Atriplex prostrata K. Esau 1929-9-21 2039 San Joaquin Staten Island. 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
  JEPS59394  Atriplex serenana W. L. Jepson 1896-7-17 San Joaquin near Stockton; Lower San Joaquin, near Stockton Comment
  POM216532  Atriplex serenana D. D. Keck 1931-10-18 1312 San Joaquin Simms Station, Tidewater Southern R.R., 5 miles E of Manteca. 23 Comment
  UCD97792  Atriplex serenana A. S. Crafts 1926-7-24 503 San Joaquin between Manteca and Merced. Comment
  CAS-BOT-BC180889  Atriplex serenana var. serenana David D. Keck 1931-10-18 1312 San Joaquin Simms Station, Tidewater Southern R.R., five miles east of Manteca 23 Comment
  CAS-BOT-BC180890  Atriplex serenana var. serenana David D. Keck 1931-10-18 1312 San Joaquin Simms Station, Tidewater Southern R.R., five miles east of Manteca 23 Comment
  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-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
  CAS-BOT-BC180895  Atriplex serenana var. serenana John Thomas Howell 1929-9-21 4412 San Joaquin Railroad embankment, Holt. Comment
  SEINET9360465  Atriplex suberecta Unknown 2003-10-10 16136 San Joaquin Roadside on Hwy 33 app. 1/2 mi. S of I-5 Vernalis exit. Comment
  RSA478356  Atriplex subspicata E. E. Stanford 1926-10-12 55 San Joaquin Near Stockton Comment
  UCD56329  Avena fatua G. F. Hrusa; S. A. Wagner 1992-4-22 9296 San Joaquin On S side of Stanislaus River adjacent to Caswell Memorial State Park. Comment
  UCD56402  Avena fatua G. F. Hrusa; S. A. Wagner 1992-4-22 9256 San Joaquin Caswell Memorial State Park. Comment
  UCD96917  Avena fatua Ellen Dean; Clare Loughran, Mary Shea, Wilde Legard, 2011-4-22 6954 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
  CDA21224  Azolla filiculoides G. F. Hrusa, S. A. Wagner 1992-4-8 9106 San Joaquin At Oxbow Lake. Caswell Memorial State Park 0 Comment
  POM209887  Azolla filiculoides Edward Lee 1934-7-4 970 San Joaquin Borden Highway between Middle and Old forks of the San Joaquin River Comment
  CAS-BOT-BC98795  Baccharis douglasii E. E. Stanford 1926-10-12 51 San Joaquin Near Stockton Comment
  UC30357  Baccharis glutinosa F. T. Bioletti 1891-8-31 San Joaquin Comment
  UCD129414  Baccharis glutinosa P. B. Kennedy 1928-9-30 s.n. San Joaquin at Holt. Comment
  CAS-BOT-BC98211  Baccharis salicifolia E. E. Stanford 1930-4-14 1316 San Joaquin Near Calaveras Co. line in open range land. Comment
  UC26786  Bacopa eisenii J. A. Sanford 1893-1 San Joaquin Stockton Comment
  CAS-BOT-BC102060  Bidens frondosa Brian Atwater 1978-9-16 BA- 147 San Joaquin inside a meander of Middle River; between Victoria Is. and Upper Jones Tract Comment
  CDA15560  Bidens frondosa G. F. Hrusa, M. Rejmanek, M. Tu 1998-10-14 14891 San Joaquin Caswell Memorial State Park on Stanislaus River. W terminus of Fence Line trail. Comment
  JEPS32535  Bidens frondosa W. L. Jepson 1923-10-22 10279 San Joaquin Union Island, Lower San Joaquin River Lower San Joaquin River Comment
  RSA92410  Bidens frondosa Annetta Carter 1934-7-4 678 San Joaquin Borden Highway between Middle River and Holt Comment
  UCD129572  Bidens frondosa G. F. Hrusa; S. A. Wagner 1992-8-9 9333 San Joaquin Oxbow Lake, Caswell Memorial State Park. Comment
  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
  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
  CDA10523  Bidens laevis T. C. Fuller 1968-10-31 17941 San Joaquin Caswell Memorial State Park, north bank of the Stanislaus River, 3 miles southwest of Ripon. 0 Comment
  POM146126  Bidens laevis E. E. Stanford 1926-10-19 67 San Joaquin Stockton, San Joaquin River. Comment
  UCD129557  Bidens laevis J. M. Tucker 1951-10-31 2313 San Joaquin Northwestern San Joaquin County: Staten Island, ca. 3-5 miles south of Walnut Grove. Comment
  CDA6860  Bidens tripartita Peter Rubtzoff 1964-9-2 5517 San Joaquin Caswell Memorial State Park, 7 miles south of Manteca. 0 Comment
  RSA0000971  Biolettia riparia F. T. Bioletti 1892-09 s.n. San Joaquin San Joaquin Bridge. Comment
  CAS-BOT-BC100277  Blennosperma nanum var. nanum Volney Rattan 1886-3-18 s.n. San Joaquin Live Oaks Comment
  JEPS33982  Blennosperma nanum var. nanum W. L. Jepson 1938-4-14 18680 San Joaquin about headwater of Goose Creek ne San Joaquin County Comment
  CAS-BOT-BC127906  Blepharizonia laxa James Vale 1975-10-4 s.n. San Joaquin Middle part of Corral Hollow Comment
  CAS-BOT-BC127910  Blepharizonia laxa R. F. Hoover 1938-8-22 3792 San Joaquin Lower part of Hospital Canyon, Mount Hamilton Range 152 Comment
  JEPS18820  Blepharizonia laxa R. F. Hoover 1938-8-22 3792 San Joaquin Hospital Canyon (lower part) Comment
  SJSU1709  Blepharizonia laxa C. W. Sharsmith 1955-9-11 6297 B San Joaquin Tesla Road W of Corral Hollow, Mt Hamilton Range, southwestern San Joaquin County Comment
  UC101776  Blepharizonia laxa Katharine Brandegee 1907-10-2 San Joaquin near (railroad track) Stockton Comment
  UC762594  Blepharizonia laxa R. F. Hoover 1938-8-22 3792 San Joaquin lower part of Hospital Canyon Comment
  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
  CAS-BOT-BC100323  Blepharizonia plumosa R. F. Hoover 1935-9-7 716 San Joaquin Tracy Comment
  UC337230  Blepharizonia plumosa unknown 1878-8-1 San Joaquin 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
  UCD129614  Blepharizonia plumosa Robert E. Preston 1996-9-27 1006 San Joaquin Lawrence Livermore National Laboratory, Site 300, on berms adjacent to Building 834. 316 Comment
  RSA81638  Blepharizonia plumosa subsp. plumosa James I. McMurphy 1908-10-19 s.n. San Joaquin 6.5 miles west of Tracy 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-BC31040  Bolboschoenus maritimus John Thomas Howell 1932-10-16 10850 San Joaquin Corral Hollow Creek 8 mi from Tracy on Tesla Road. Comment
  CAS-BOT-BC31039  Bolboschoenus maritimus John Thomas Howell 1930-9-28 5508 San Joaquin Subsaline hollow along Borden Highway to Stockton. Comment
  UC1100915  Bolboschoenus maritimus subsp. paludosus Herbert L. Mason 1948-5-31 13574 San Joaquin three mi n Ripon; n of Ripon Comment
  RSA201509  Brachypodium distachyon Robert F. Hoover 1954-5-20 8348 San Joaquin 330 Chaplin Lane Comment
  UCR194718  Brassica geniculata George K. Helmkamp, E. A. Helmkamp 2007-10-13 13085 San Joaquin Northern San Joaquin Valley, along Hwy CA-88, 1.0 mile southwest of Clements at Disch Road 37 Comment
  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
  CDA3640  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
  SD240938  Brassica rapa George K. Helmkamp, E. A. Helmkamp 2012-4-7 18729 San Joaquin San Joaquin Valley: along CA-26, 3.2 miles nouthwest of its junction with N Wimer Road, NE of town of Linden (Valley Springs SW 7.5'Q) 52 Comment
  UCR207827  Brassica rapa George K. Helmkamp, E. A. Helmkamp 2009-3-26 14450 San Joaquin San Joaquin Valley, junction of Collier Road and CA-88, about 0.2 mile north of the Mokelumne River 43 Comment
  UCR232199  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 27 Comment
  RSA147997  Brassica rapa E. E. Stanford 1927-9-17 702 San Joaquin Stockton Comment
  UCR2202B  Briza media F. M. Reed 1920-10-22 4539 San Joaquin Sacramento Valley, Rice field near Galt 15 Comment
  RSA25312  Briza minor C. L. Hitchcock 1940-4-29 6302 San Joaquin 3 miles south of Galt. 16 Comment
  SEINET4183114 Image available Briza minor C. L. Hitchcock 1940-4-29 6302 San Joaquin 3 Miles South of Galt. 16 Comment
  UC3323  Brodiaea appendiculata F. W. Gunnison May 1896 San Joaquin Linden Comment
  SEINET12049955  Brodiaea appendiculata E. E. Stanford 1930-1 1467 San Joaquin near Stockton Comment
  RSA462416  Brodiaea elegans subsp. elegans E. E. Stanford 1930-5-3 1467 San Joaquin Jack Tone Road. Comment
  UCD14202  Brodiaea elegans subsp. elegans Gregory Sutton 1974-5-18 95 B San Joaquin San Joaquin County; 1/2 mi. north of Milton Road along the Escalon-Bellota Highway; 36 Comment
  SEINET10534046  Brodiaea hyacinthina Charles L. Hitchcock 1940-5-12 Hitchcock 6366 San Joaquin 3 miles south of Galt. In drying vernal pool. elev. 52 feet. 15 Comment
  SEINET10833788  Brodiaea laxa E. E. Stanford 1928-4-7 Stanford 851 San Joaquin Near Collegeville. In fields of wild oats. Comment
  UC768714  Brodiaea nana R. F. Hoover 1936-4-30 1056 San Joaquin Farmington Comment
  UC990725  Brodiaea nana Roxana S. Ferris 12642 San Joaquin on road betw. Everett School and intersection with Bellota-Farmington road ca. 1 mi W of intersection Comment
  UCR62331  Brodiaea terrestris subsp. terrestris 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
  UCR242630  Bromus arenarius George K. Helmkamp, E. A. Helmkamp 2010-4-7 15821 San Joaquin Northeast San Joaquin Valley, junction of CA-88 and CA-12, about 6 miles NE of Lockeford, 1.2 mi. NE of Clements 40 Comment
  UCD58406  Bromus catharticus G. F. Hrusa; S. A. Wagner 1992-4-22 9265 San Joaquin Caswell Memorial State Park. 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
  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
  CDA12443  Bromus hordeaceus G. F. Hrusa, S. A. Wagner 1992-4-2 9307 San Joaquin Caswell Memorial State Park. Throughout the park. Comment
  SD240803  Bromus hordeaceus George K. Helmkamp, E. A. Helmkamp 2012-4-7 18715 San Joaquin San Joaquin Valley: along CA-26, 3.2 miles southwest of its junction with N Wimer Road, NE of town of Linden (Valley Springs SW 7.5'Q) 52 Comment
  UCD58655  Bromus hordeaceus G. F. Hrusa; S. A. Wagner 1992-4-22 9249 San Joaquin Caswell Memorial State Park. Comment
  UCD96900  Bromus hordeaceus Ellen Dean; Clare Loughran, Mary Shea, Wilde Legard, 2011-4-22 6941 San Joaquin Contra Costa Water District land (recently purchased), Carnegie Canyon Area at 32322 Corral Hollow Road west of CA-580 just north of junction with Interstate 5. Canyon with Amsinckia grandiflora population. Upper end of population. Comment
  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
  UC7747  Calandrinia ciliata J. A. Sanford 1890-1 94 San Joaquin French Camp Comment
  CAS-BOT-BC438329  Calandrinia ciliata E. Roy Weston 1927-4-3 586 San Joaquin Near Comanche Pk., San Joaquin Valley Comment
  CAS-BOT-BC438331  Calandrinia ciliata E. E. Stanford 1928-3-15 807 San Joaquin Stockton Comment
  UCD100201  Calandrinia ciliata G. F. Hrusa; S. A. Wagner 1992-3-21 9091 San Joaquin Caswell Memorial State Park; at edge of trail to west of parking area adjacent to the woodland. Comment
  CAS-BOT-BC167299  California macrophylla M. K. Bellue 1938-4-1 s.n. San Joaquin Thos. Hansen Ranch 2 miles se. of Tracy Comment
  UC570780  Callitriche heterophylla var. bolanderi H. L. Mason 1929-4-7 5202 San Joaquin 4 mi e Clements Comment
  UC570773  Callitriche longipedunculata H. L. Mason Apr 1930 5547 San Joaquin 10 miles east of Stockton Comment
  UC19137  Callitriche marginata J. A. Sanford 1890-1 360 San Joaquin Waverly Comment
  UC990491  Calochortus clavatus R. Bacigalupi 1949-5-17 3097 San Joaquin Hospital Canyon, lower slopes Hospital Canyon 182 Comment
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Nov 9 2011
  RSA98333  Calochortus clavatus var. pallidus Rimo C. Bacigalupi 1949-5-17 3097 San Joaquin Hospital Canyon, lower slopes. 183 Comment
  UC3491 Image available Calochortus venustus F. W. Gunnison May 1896 San Joaquin Linden Comment
  POM298218  Calycadenia hispida D. D. Keck 1933-8-23 2511 San Joaquin 2.5 miles east of Farmington, on bank at edge of cultivated field Comment
  JEPS33814  Calycadenia multiglandulosa C. C. Parry 1881-1-1 San Joaquin Stockton 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-BC270662  Calycadenia multiglandulosa David D. Keck 1932-6-26 1507 San Joaquin 2.5 miles E of Farmington, on Milton Road, along deep ditch Comment
  CAS-BOT-BC270664  Calycadenia multiglandulosa David D. Keck; Palmer Stockwell 1933-8-23 2511 San Joaquin 2.5 miles E of Farmington, on bank at edge of cultivated field Comment
  UC177482  Calycadenia multiglandulosa C. C. Parry 1881-1-1 136 San Joaquin Pacific Coast Comment
  UC935675  Calycadenia multiglandulosa unknown 1933-8-23 2511 San Joaquin 2.5 mi e of Farmington Comment
  UC177511  Calycadenia spicata C. C. Parry 1881-10-1 132 San Joaquin 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
  CAS-BOT-BC436434  Calystegia Volney Rattan 1880-6-1 s.n. San Joaquin Wm. Wilkinson Ranch, Live Oaks Comment
  CAS-BOT-BC190900  Calystegia sepium subsp. limnophila Brian Atwater 1978-8-22 BA- 52 San Joaquin between Victoria Island and Upper Jones Tract Comment
  UC196144  Camissonia campestris subsp. campestris J. W. Congdon 1893-4-30 San Joaquin Lathrop Comment
  UC20526  Camissonia contorta Benj. Cobb San Joaquin Tracy Comment
  UC572645  Camissonia contorta R. D. Roseberry 1935-5-13 160 San Joaquin e Clements; Jackson Quadrangle, Mokelumne River 60 Comment
  UC75061  Camissonia contorta C. F. Baker 1903-4-25 2775 San Joaquin Tracy Comment
  RSA0034612  Camissonia contorta R. D. Roseberry 1935-5-13 160 San Joaquin Mokelumne River, east of Clements. 61 Comment
  RSA122055  Camissonia contorta R. D. Roseberry 1935-5-13 160 San Joaquin Mokelumne River, east of Clements. 61 Comment
  UC763041  Camissoniopsis micrantha R. F. Hoover 1938-4-9 3034 San Joaquin hill between Castle Rock and Black Butte; Corral Hollow Comment
  CAS-BOT-BC76271  Canbya candida Marcus E. Jones 1903-5-18 s.n. San Joaquin Victor [name changed to Victorville in 1901]. 792 Comment
  CAS-BOT-BC403911  Cannabis sativa Herbert L. Mason; Verne Grant 1946-8-21 13058 San Joaquin West of Stockton on Borden Highway Comment
  JEPS53288  Capsella bursa-pastoris W. L. Jepson 1922-4-2 9579 San Joaquin Corral Hollow, w San Joaquin County Corral Hollow; Mount Hamilton Range, Corral Hollow 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
  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
  CDA24759  Cardamine hirsuta F. M. Newhall 1961-3-3 San Joaquin North bank Mokelumne River, Lodi. 0 Comment
  RSA362796  Carex E. E. Stanford 1930-5-5 1253 San Joaquin Durham Ferry Road. Comment
  RSA364544  Carex E. E. Stanford 1930-4-5 1253 San Joaquin Near Durham Ferry. Comment
  CAS-BOT-BC19312  Carex barbarae T. C. Fuller 1962-4-24 8211 San Joaquin South side of W.P.R.R. tracks, between Paradise Cut & Old River, ca. 8 miles NE of Tracy. Comment
  CAS-BOT-BC19313  Carex barbarae Wilhelm Nikolaus Suksdorf 1913-6-7 57 San Joaquin Near Lathrop. On the San Joquin River. Comment
  SEINET3898818  Carex barbarae Wilhelm N. Suksdorf 1913-6-7 57 San Joaquin On the San Joaquin River, near Lathrop.; 0 Comment
  SEINET7551519 Image available Carex barbarae Wilhelm N. Suksdorf 1913-6-7 57 San Joaquin On the San Joaquin River, near Lathrop. Comment
  UC826508  Carex barbarae Wilhelm N. Suksdorf 1913-6-7 57 San Joaquin near Lathrop (San Joaquin River) Comment
  POM147797  Carex densa E. E. Stanford 1927-5-28 445 San Joaquin Calaveras River bottom, near Stockton. Comment
  UCD140307  Carex feta G. F. Hrusa; S. A. Wagner 1992-8-9 9360 San Joaquin Oxbow Lake. Comment
  CAS-BOT-BC118334  Carex praegracilis Wilhelm Nikolaus Suksdorf 1913-6-6 43 San Joaquin Lathrop Comment
  UC115764  Carex praegracilis J. W. Congdon 1893-4-30 San Joaquin Lathrop Comment
  UC835641  Carex praegracilis Wilhelm N. Suksdorf 1913-6-6 40 San Joaquin near Lathrop Comment
  SEINET10817754  Carex praegracilis Wilhelm N. Suksdorf 1913-6-6 Suksdorf 40 San Joaquin Lathrop. Comment
  CAS-BOT-BC118723  Carex preslii R. F. Hoover 1935-3-1 258 San Joaquin 5 mi sw of Ripon Comment
  CAS-BOT-BC474713  Carthamus creticus P. F. Knowles 1954-8-28 s.n. San Joaquin East of Stockton; south side of Farmington Rd at junction with Hollenbeck Rd, 1.3 mi E of Jack Tone Rd. 21 Comment
  UC1278130  Carthamus creticus P. F. Knowles 1954-8-28 San Joaquin e of, Farmington Road Stockton 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
  UCD129935  Carthamus creticus P. F. Knowles 1954-8-28 s.n. San Joaquin southside of Farmington Road, junction Hollenbeck Road, 1.3 miles east of Jacktone Road, east of Stockton. Comment
  CAS-BOT-BC281928  Carthamus tinctorius W. E. Keithly 1930-7-24 s.n. San Joaquin Bethany Comment
  JEPS3793  Castilleja attenuata W. L. Jepson 1929-4-28 15193 San Joaquin Lockeford 30 Comment
  CDA14401  Castilleja campestris subsp. campestris J. B. Gianelli 1997-4-2 s.n. San Joaquin Angraves Estate, northeast corner of Liberty and Dustin roads, Acampo. 0 Comment
  JEPS90559  Castilleja campestris subsp. campestris Dean W. Taylor 1990-4-11 10613 San Joaquin Goose Creek Central Valley (stony alluvial terraces on s boundary Section 27, (Goose Creek 7 1/2' quadrangle)) 70 Comment
  UC124320  Castilleja exserta C. F. Baker 1903-4-26 2784 San Joaquin 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
  CDA41249  Castilleja foliolosa T. C. Fuller 1971-4-22 19848 San Joaquin Red Dam, head of Hospital Creek, southwestern San Joaquin County. 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
  UCD96892  Castilleja subinclusa subsp. subinclusa Ellen Dean; Clare Loughran, Mary Shea, Wilde Legard, 2011-4-22 6937 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-BC41066  Caulanthus flavescens Alice Eastwood; John Thomas Howell 1938-4-18 5091 San Joaquin Hospital Canyon. Comment
  CAS-BOT-BC41069  Caulanthus flavescens Alice Eastwood; John Thomas Howell 1938-5-24 5789 San Joaquin Hospital Canyon. Comment
  CDA24866  Caulanthus flavescens Jim Jokerst 1989-3-3 3075 San Joaquin Lawrence Livermore Laboratory, Site 300. 0 Comment
  CDA24869  Caulanthus lasiophyllus Jim Jokerst 1989-3-3 3076 A San Joaquin Lawrence Livermore Laboratory, Site 300. 0 Comment
  CHSC67905  Caulanthus lasiophyllus James D. Jokerst 1989-3-30 3076 A San Joaquin Lawrence Livermore Laboratory, Site 300. Comment
  CAS-BOT-BC39469  Caulanthus lemmonii John Thomas Howell 1938-4-10 13764 San Joaquin Hospital Canyon. Comment
  SEINET8727334 Image available Caulanthus lemmonii Lewis S. Rose 1938-1 38152 San Joaquin Hospital Canyon. 152 Comment
  UC1070941  Ceanothus cuneatus var. cuneatus R. W. Lundh 1932-6-1 116 San Joaquin Coral Hollow Creek Mt. Hamilton quad 838 Comment
  CAS-BOT-BC281963  Centaurea benedicta John Thomas Howell 1930-6-29 5330 San Joaquin At Nile Garden Comment
  JEPS37534  Centaurea benedicta W. L. Jepson 1896-6-27 San Joaquin near Lathrop (plains of the lower San Joaquin); lower San Joaquin River Comment
  SJSU8197  Centaurea benedicta M. E. Myers 1955-5-27 70 San Joaquin 12 mi E of Lodi 60 Comment
  UC30925  Centaurea melitensis J. A. Sanford 1891-1 26 San Joaquin Waverly Comment
  CDA7327  Centaurea solstitialis T. C. Fuller 1960-5-17 4332 San Joaquin South of Highway 4, 1.4 miles east of Jack Tone Road, 8.7 miles east of Stockton. 0 Comment
  CDA7354  Centaurea sulphurea D. Fehling 1963-6-11 San Joaquin Claude C. Wood Construction Company yard, Victor Road, Lodi. 0 Comment
  UC35449  Centaurium muehlenbergii J. A. Sanford May 1878 80 San Joaquin Stockton 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-BC288641  Centromadia fitchii David D. Keck 1933-10-28 2570 San Joaquin Farmington Rd 0.7 mile from intersection with US 99, ca 3 miles E of Stockton Comment
  CAS-BOT-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-BC288652  Centromadia fitchii David D. Keck 1933-10-28 2573 San Joaquin Farmington Rd 0.7 mile from intersection with US 99, ca 3 miles E of Stockton Comment
  UC30949  Centromadia fitchii J. A. Sanford San Joaquin Comment
  UC564046  Centromadia fitchii Ira L. Wiggins 1934-6-23 6938 San Joaquin 3.2 mi e Escalon (roadside on road to Oakdale) Comment
  CAS-BOT-BC288654  Centromadia fitchii David D. Keck 1931-10-18 1322 San Joaquin Escalon 38 Comment
  SJSU5865  Centromadia fitchii M. E. Myers 1955-7-30 91 San Joaquin 12 miles E of Lodi 182 Comment
  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-BC271513  Centromadia parryi subsp. rudis H. M. Hall 1930-9-25 12889 San Joaquin One miel norht of Stockton Comment
  CAS-BOT-BC271516  Centromadia parryi subsp. rudis David D. Keck 1933-10-28 2587 San Joaquin Thornton Road, 16 mi. N. of Stockton Comment
  CAS-BOT-BC271519  Centromadia parryi subsp. rudis David D. Keck 1933-10-28 2572 San Joaquin Farmington Road 0.7 mi. from intersection with U.S. 99, ca. 3 mi. E. of Stockton Comment
  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
  UCD77504  Centromadia pungens Robert E. Preston 1999-8-31 1240 San Joaquin Ca. 6 mi S of Thornton, in field along E side of Interstate 5, between freeway and Thornton Rd, 1 mi S of Turner Rd. 3 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-BC279298  Centromadia pungens subsp. pungens David D. Keck 1933-10-28 2575 San Joaquin N. City limits of Stockton on western road to Sacramento Comment
  CAS-BOT-BC279302  Centromadia pungens subsp. pungens David D. Keck 1933-10-28 2580 San Joaquin 6.3 mi. N. of Stockton on Thornton Road Comment
  UC480896  Centromadia pungens subsp. pungens Katharine Brandegee San Joaquin Lathrop Comment
  UC73975  Centromadia pungens subsp. pungens J. A. Sanford 22 San Joaquin Waverly Comment
  UC87210  Centromadia pungens subsp. pungens Katharine Brandegee 1907-8-1 San Joaquin Lathrop Comment
  CAS-BOT-BC279292  Centromadia pungens subsp. pungens David D. Keck 1932-6-26 1503 San Joaquin Nilegarden Station, 3 miles west of Manteca Comment
  CAS-BOT-BC279295  Centromadia pungens subsp. pungens Brandegee No date on label s.n. San Joaquin Valley of the San Joaquin Comment
  CAS-BOT-BC279297  Centromadia pungens subsp. pungens H. M. Hall 1930-8-7 12848 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-BC222953  Cephalanthus occidentalis Volney Rattan 1881-7-2 s.n. San Joaquin Mokelumne River Comment
  CAS-BOT-BC222956  Cephalanthus occidentalis E. E. Stanford 1930-8-1 1873 San Joaquin In San Joaquin Delta. Jones Tract Comment
  CAS-BOT-BC222959  Cephalanthus occidentalis John Thomas Howell 1929-9-21 4419 San Joaquin Island Road between Brentwood and Stockton near Holt Comment
  CAS-BOT-BC222961  Cephalanthus occidentalis Michener; Bioletti 1892-9-1 s.n. San Joaquin Between Quinby Island and Granks Tract Comment
  CAS-BOT-BC222963  Cephalanthus occidentalis Brian Atwater 1978-8-22 BA- 70 San Joaquin Between Victoria Island and Upper Jones Tract Comment
  RSA14517  Cephalanthus occidentalis L. S. Rose, John T. Howell 1933-7-19 33300 San Joaquin San Joaquin River Bridge. 3 miles from Lathrop. River Levee. Comment
  RSA460027  Cephalanthus occidentalis E. E. Stanford 1930-08 1873 San Joaquin San Joaquin Delta. Jones Tract. Comment
  JEPS85901  Cephalanthus occidentalis var. californicus W. L. Jepson 1913-11-22 5688 San Joaquin Middle River Comment
  SEINET3406205 Image available Cerastium viscosum P. O. Schallert 1945-3-29 San Joaquin Waste places near Stockton, California. Comment
  CAS-BOT-BC400160  Ceratophyllum demersum H. L. Mason 1938-6-12 11851 San Joaquin Trapper Slough, Robert's Island, south-west of Holt Comment
  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
  UC635511  Ceratophyllum demersum H. L. Mason 1929-9-9 5421 San Joaquin Holt Comment
  SEINET3416657 Image available Cercis occidentalis William G. Gambill Jr. s.n. San Joaquin Stockton, Stockton. 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
  POM138053  Chamaesyce glyptosperma Harriet Ann Walker 1907-9-8 910 San Joaquin San Joaquin County: Lathrop Comment
  JEPS91379  Chamaesyce ocellata subsp. ocellata Dean Wm. Taylor with Glenn Clifton 1991-6-10 11211 San Joaquin vernal pools along Goose Creek, on stony alluvial terraces on S boundary Section 27 70 Comment
  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
  UC173121  Chamaesyce serpyllifolia Katharine Brandegee 1914-9-27 San Joaquin near Lathrop (San Joaquin Bridge) Comment
  UC17674  Chamaesyce serpyllifolia F. T. Bioletti 1892-9-9 San Joaquin Lathrop Comment
  UC17681  Chamaesyce serpyllifolia J. Burtt Davy 1893-11-13 1174 San Joaquin Stockton Comment
  RSA789503  Chenopodium George K. Helmkamp, E. Helmkamp 2011-10-15 18430 San Joaquin along CA-26, 0.6 mile northeast of Escalon-Bellota Rd. 40 Comment
  CAS-BOT-BC175679  Chenopodium album G. K. Helmkamp; E. A. Helmkamp 2007-10-13 13096 San Joaquin Northern San Joaquin Valley: along Hwy CA-88, 1.0 mile southwest of Clements at Disch Road 37 Comment
  UCR194981  Chenopodium album George K. Helmkamp, E. A. Helmkamp 2007-10-13 13096 San Joaquin Northern San Joaquin Valley, along Hwy CA-88, 1.0 mile southwest of Clements at Disch Road 37 Comment
  UC1076555  Chenopodium ambrosioides Herbert L. Mason 1928-9-30 4963 San Joaquin near Holt; San Joaquin delta Comment
  UC60920  Chenopodium ambrosioides N. K. Berg 1903-11-25 San Joaquin Rough and Ready Isl. Comment
  UCR63940  Chenopodium ambrosioides L. F. LaPre 1990-6-4 s.n. San Joaquin Borden Ranch, south side of Dry Creek 70 Comment
  UC580097  Chenopodium ambrosioides Ira L. Wiggins 1934-10-25 6980 San Joaquin along slough 1 mi w San Joaquin River Comment
  RSA18399  Chenopodium ambrosioides var. ambrosioides C. B. Wolf 1927-6-23 507 San Joaquin 3 miles W of Manteca. Comment
  RSA18394  Chenopodium ambrosioides var. ambrosioides C. B. Wolf 1927-6-23 512 San Joaquin 1 mile east of Rippon, Stanislaus River Bottom Comment
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Sep 17 2012
  UC7287  Chenopodium botrys J. A. Sanford 1890-1 28 San Joaquin Stockton Comment
  UCR63939  Chenopodium botrys L. F. LaPre 1990-6-4 s.n. San Joaquin Borden Ranch, south side of Dry Creek 70 Comment
  RSA478571  Chenopodium leptophyllum var. leptophyllum E. E. Stanford 1930-08 1865 San Joaquin Lincoln Hwy near Paradise Cut. Comment
  SEINET5643384  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 (Clements 7.5 Q).; 0 37 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
  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
  UCD58739  Chorizanthe polygonoides var. polygonoides Charlotte Kimball 2007-5-14 s.n. San Joaquin Comanche Reservoir. 1000 ft. SW of spillway. 60 Comment
  CAS-BOT-BC279844  Cichorium intybus Volney Rattan 1887-5-25 s.n. San Joaquin Near Stockton Comment
  POM352125  Cichorium intybus E. E. Stanford 1926-10-28 88 San Joaquin Near Stockton Comment
  CAS-BOT-BC105784  Cirsium crassicaule John Thomas Howell 1933-7-20 11447 San Joaquin 2 miles nw of Lathrop Bridge on San Joaquin River Comment
  UC91564  Cirsium crassicaule J. W. Congdon 1896-5-17 San Joaquin Lathrop Comment
  CAS-BOT-BC280114  Cirsium occidentale var. venustum John Thomas Howell 1953-4-26 28933 San Joaquin Corral Hollow Comment
  UC64861  Cirsium vulgare N. K. Berg 1903-12-3 San Joaquin Rough and Ready Island Comment
  UCD130446  Cirsium vulgare G. F. Hrusa 1992-8-26 9549 San Joaquin Caswell Memorial State Park, in western park of park. Comment
  CDA6710  Citrullus lanatus var. citroides T. C. Fuller 1964-11-6 12815 San Joaquin 2.5 miles northwest of Holt. 0 Comment
  CDA6711  Citrullus lanatus var. citroides T. C. Fuller 1964-11-6 12815 San Joaquin 2.5 miles northwest of Holt. 0 Comment
  CDA6715  Citrullus lanatus var. citroides R. Vargo 1996-10-1 s.n. San Joaquin Victoria Island between Stockton and Brentwood. 0 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
  CAS-BOT-BC162551  Clarkia affinis John Thomas Howell 1952-4-22 28309 San Joaquin Corral Hollow Comment
  UC762211  Clarkia affinis R. F. Hoover 1938-5-7 3356 San Joaquin 1 mi n Corral Hollow (near Alameda Co. line) Comment
  UCD104868  Clarkia purpurea Marvin Nies 1951-5-4 54 San Joaquin 7 miles E of Lodi on Harney Lane. Comment
  RSA41297  Clarkia purpurea subsp. purpurea Robert F. Hoover 1937-5-18 2183 San Joaquin Near Lathrop Comment
  UCD96870  Clarkia purpurea subsp. quadrivulnera Ellen Dean; Clare Loughran, Mary Shea, Wilde Legard, 2011-4-22 6924 San Joaquin Contra Costa Water District land (recently purchased), Carnegie Canyon Area at 32322 Corral Hollow Road west of CA-580 just north of junction with Interstate 5. Along main road through property, going south along ridgetop. Ridge east of Arnsinckia grandiflora canyon. Comment
  CAS-BOT-BC165403  Clarkia tembloriensis Mrs. A. R. Arnold 1922-5-1 s.n. San Joaquin Corral Hollow near Tracy Comment
  CAS-BOT-BC165729  Clarkia williamsonii Gladys L. Smith 1959-5-1 1047 San Joaquin Near Wallace Comment
  POM146134  Claytonia perfoliata E. E. Stanford 1927-3-11 106 San Joaquin Stockton Comment
  UCD100760  Claytonia perfoliata Terri Williamson 1990-4-28 15 San Joaquin Buena Vista Road, 1 mile E of Highway 88. 121 Comment
  CAS-BOT-BC440048  Claytonia perfoliata subsp. perfoliata E. E. Stanford 1928-3-2 785 San Joaquin Stockton Comment
  POM355818  Cnicus benedictus E. E. Stanford 1930-4-12 1311 San Joaquin Manteca Comment
  UC138791  Collinsia bartsiifolia var. bartsiifolia C. F. Baker 1903-4-25 2783 San Joaquin Tracy 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
  UC26561  Collinsia heterophylla F. W. Gunnison May 1896 San Joaquin Linden Comment
  UC625464  Collinsia heterophylla Frank W. Gould 1938-4-10 156 San Joaquin in vicinity of Castle Rock (Mount Hamilton Range, Corral Hollow); Mount Hamilton Range, Corral Hollow 182 Comment
  UCD96903  Collinsia heterophylla var. heterophylla Ellen Dean; Clare Loughran, Mary Shea, Wilde Legard, 2011-4-22 6944 San Joaquin Contra Costa Water District land (recently purchased), Carnegie Canyon Area at 32322 Corral Hollow Road west of CA-580 just north of junction with Interstate 5. Canyon with Amsinckia grandiflora population. Upper end of population. Comment
  POM196282  Collinsia sparsiflora E. E. Stanford 1928-3-20 822 San Joaquin Near Peters. 30 Comment
  UC672468  Collinsia sparsiflora var. collina H. L. Mason 1929-4-7 5166 San Joaquin 10 mi e of Escalon 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
  UCD127296  Conium maculatum G. F. Hrusa; S. A. Wagner 1992-4-24 9293 San Joaquin Caswell Memorial State Park. 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
  POM355858  Conyza canadensis Flossie Draper 1927-10-6 31 San Joaquin Near campus [Stockton] Comment
  RSA170312  Coreopsis atkinsoniana T. C. Fuller 1963-7-26 11064 San Joaquin Between fence and roadside ditch, east side of road to Bellota, 1 mile N of Escalon Comment
  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
  CAS-BOT-BC287952  Coreopsis calliopsidea Brandegee No date on label s.n. San Joaquin San Joaquin Comment
  UCR182953  Coreopsis tinctoria J. F. Silva, R. E. Skaggs 1966-11-17 s.n. San Joaquin 2 miles NE of Escalon Comment
  CAS-BOT-BC287187  Coreopsis tinctoria T. C. Fuller 1963-7-26 11064 San Joaquin E side of Escalon - Bellota Rd, ca 1 mile N of Escalon Comment
  CDA7464  Coreopsis tinctoria J. F. Silva, R. E. Skaggs 1966-11-17 San Joaquin 2 miles east of Escalon, 0.3 mile west of Sutliff Road, north side of Lemon Avenue. 0 Comment
  RSA397438  Cornus californica E. E. Stanford 1930-08 1875 San Joaquin San Joaquin Delta. Jones Tract. Comment
  RSA397439  Cornus californica E. E. Stanford 1930-08 1875 San Joaquin San Joaquin Delta. Jones Tract. Comment
  SEINET3383133 Image available Cotula coronopifolia P. O. Schallert 1945-5-19 180 San Joaquin Near Stockton Comment
  UCR62343  Cotula coronopifolia 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
  CAS-BOT-BC291365  Cotula coronopifolia E. E. Stanford 1930-5-12 1480 San Joaquin Robert's Island Comment
  UCR232227  Crassula tillaea George K. Helmkamp, E. A. Helmkamp 2011-3-29 17094 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
  OBI64497  Crassula tillaea David J. Keil 2005-3-13 30354 San Joaquin Just W of Amador County line along Calif Rte 88, 5.5 mi NE of Mokelumne River bridge. Low western foothills of Sierra Nevada 82 Comment
  CDA25743  Croton setiger G. K. Helmkamp, E. A. Helmkamp 2007-10-13 13089 San Joaquin Northern San Joaquin Valley; Along Highway CA-88, 1.0 mile southwest of Clements at Disch Road. Comment
  UCR194984  Croton setiger George K. Helmkamp, E. A. Helmkamp 2007-10-13 13089 San Joaquin Northern San Joaquin Valley, along Hwy CA-88, 1.0 mile southwest of Clements at Disch Road 37 Comment
  UCR232678  Croton setiger George K. Helmkamp, E. A. Helmkamp 2011-10-15 18429 San Joaquin San Joaquin Valley, along CA-26, 0.6 mile northeast of Escalon-Bellota Rd. 40 Comment
  UCR253791  Croton setiger George K. Helmkamp, Elizabeth Helmkamp 2012-10-26 20059 San Joaquin San Joaquin Valley, along Hwy CA-26, 0.7 mile northeast of Bellota 50 Comment
  CAS-BOT-BC190198  Crypsis vaginiflora L. R. Abrams 1917-9-14 6732 San Joaquin 3 miles northwest of Stockton. Calaveras River. Comment
  CDA1920  Crypsis vaginiflora F. M. Newhall 1960-10-1 San Joaquin Bear Creek, E of Clements. 0 Comment
  POM206675  Crypsis vaginiflora Katherine Brandegee 1907-10-2 s.n. San Joaquin along Western Pacific Railway near Stockton. Comment
  RSA115549B  Crypsis vaginiflora Beecher Crampton 1956-7-30 3746 San Joaquin 4.5 miles north [of] Farmington, vernal pool Comment
  UC1040675  Crypsis vaginiflora Beecher Crampton 1956-7-30 3746 San Joaquin 4.5 mi n Farmington (bed of vernal pool) Comment
  UCD60002  Crypsis vaginiflora Beecher Crampton 1956-7-30 3746 San Joaquin 4.5 miles north of Farmington. Comment
  UCR132238  Crypsis vaginiflora Beecher Crampton 1956-7-30 3746 San Joaquin Central Valley, 4.5 miles north of Farmington 30 Comment
  UCR66619  Crypsis vaginiflora E. E. Stanford 1929-11-1 1183 San Joaquin San Joaquin Valley, Near Stockton Comment
  CAS-BOT-BC190195  Crypsis vaginiflora Beecher Crampton 1956-7-30 3746 San Joaquin 4.5 miles north of Farmington. Comment
  UC762464  Cryptantha flaccida R. F. Hoover 1937-4-3 1743 San Joaquin lower end of Corral Hollow Corral Hollow Comment
  SEINET7040050  Cryptantha hooveri 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
  RSA696029  Cryptantha nevadensis var. rigida D. W. Taylor 1995-4-13 14815 San Joaquin Hospital Canyon. 320 Comment
  SEINET10531496  Cupressus macrocarpa E. E. Stanford 1927-9-23 Stanford 727 San Joaquin Near stockton. Introduced here from coastal region. 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
  CDA33904  Cuscuta campestris Scott Barnes & Will Melehani 2008-8-19 PDR# 1556401 San Joaquin Stockton; 220 East Fulton St. 0 Comment
  UCD144408  Cuscuta campestris G. F. Hrusa; M. Rejmanek, M. Tu 1998-10-14 14888 San Joaquin Caswell Memorial State Park. At west terminus of Fence Line Trail. 20 Comment
  SEINET810027  Cuscuta campestris Peter Rubtzoff 1965-1 5581 San Joaquin San Joaquin River at Airport Way crossing (Traey-Ripon area). Comment
  UCD54417  Cuscuta campestris Mick Canevari 1986-1 s.n. San Joaquin Roberts Island area. Comment
  SEINET3840919  Cuscuta indecora Dean G. Kelch, Jim Allan 2006-7-5 PDR 1344893 San Joaquin Stockton, Medical Arts Building, 6529 Inglewood Avenue, zip code: 95206 Comment
  UCD126307  Cuscuta indecora var. indecora Floyd O. Colbert 1985-8-21 D 3 San Joaquin Tracy. Comment
  UCD125818  Cuscuta indecora var. indecora Ron Kukas 1973-7-25 s.n. San Joaquin Along State Hwy 33, ca. 2 miles northwest of junction with State Hwy 32 and ca. 18 miles west of Modesto. Comment
  UCD54449  Cuscuta indecora var. indecora Ron Kukas 1973-7-25 s.n. San Joaquin Along State Hwy 33, ca. 2 miles northwest of junction with State Hwy 32 and ca. 18 miles west of Modesto. Comment
  UCD126359  Cuscuta occidentalis Ron Kukas 1973-6-14 s.n. San Joaquin on State Highway 99, south of French Camp Road, in 50 acre tomato field. Comment
  UC173124  Cuscuta subinclusa Katharine Brandegee 1914-9-27 San Joaquin San Joaquin River Bridge San Joaquin River Comment
  UC23248  Cuscuta subinclusa F. T. Bioletti 1892-9-9 San Joaquin Lathrop Comment
  CLARK-A1528-1046  Cycloloma atriplicifolium John C. Roos 1938-9-5 1532 San Joaquin Manteca Comment
  POM265705  Cycloloma atriplicifolium A. R. Roos 1938-9-5 1532 San Joaquin Manteca, San Joaquin Valley. Comment
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Dec 1 2010
  CDA5322  Cyclospermum leptophyllum J. B. Gianelli 1962-9-2 San Joaquin P. T. & T. Bldg., Lincoln Road, Stockton. 0 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
  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-BC114449  Cyperus eragrostis N. K. Berg 1903-1-1 s.n. San Joaquin Rough and Rendy Id. Stockton Comment
  CAS-BOT-BC114450  Cyperus eragrostis LeRoy Abrams 1915-7-27 5320 San Joaquin San Joaquin Valley near Volta Comment
  UC60921  Cyperus eragrostis N. K. Berg 1903-12-15 San Joaquin Rough & Ready Isl. 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-BC114443  Cyperus eragrostis W. R. Dudley 1894-7-7 s.n. San Joaquin Unspecified Comment
  CAS-BOT-BC114446  Cyperus eragrostis Ira L. Wiggins 1934-6-23 6937 San Joaquin Drainage ditch 3.2 mi E of Escalon on road to Oakdale. Comment
  CHSC96357  Cyperus esculentus T. C. Fuller 1961-9-13 6993 San Joaquin Abundant in cornfield, Thorton-Walnut Grove Rd, 0.1 mi E of Mokelumne River Bridge, Sherman Island, ca 4 mi W of Thorton. Comment
  UCD54529  Cyperus esculentus Ellen Dean; Ann King, Dawn Cunningham 2005-9-27 2710 San Joaquin Southern boundary of city of Manteca. South side of Hwy 120, east of Interstate 5, just E of South Union Rd. 15 Comment
  CDA37703  Cyperus esculentus Breckenridge/Filippini 2006-7-15 s.n. San Joaquin Near Banta. 0 Comment
  SEINET13762740 Image available Cyperus esculentus T. C. Fuller 1961-9-13 6993 San Joaquin 4 mi. W. of Thornton Comment
  UC698520  Cyperus esculentus P. B. Kennedy Dec., 1920 San Joaquin field 1 mi. from (in <corn>) Holt (<Rindge> Land Co.) Comment
  UCD141072  Cyperus esculentus T. C. Fuller 1961-9-13 6993 San Joaquin Thorton-Walnut Grove Road, 0.1 mile east of Mokelumne River Bridge, Sherman Island, ca. 4 miles west of Thorton. Comment
  UCD141082  Cyperus esculentus Roote 1920-12-1 s.n. San Joaquin San Joaquin Valley: MacDonald Island, near Stockton. Comment
  SEINET7076493  Cyperus esculentus var. leptostachyus T. C. Fuller 1961-9-13 6993 San Joaquin Flora of the San Joaquin Valley. Thorton-Walnut Grove Road, 0.1 mile east of Mokelumne River Bridge, Sherman Island, about 4 mile west of Thorton. Comment
  JEPS75003  Cyperus fuscus L. R. Heckard and P. Rubtzoff 1971-9-15 2811 San Joaquin ca. 4 air mi. s.w. Ripon (Caswell State Park, Stanislaus River); Caswell State Park, Stanislaus River Comment
  UCD141147  Cyperus rotundus F. R. Whitehead 1931-9-1 s.n. San Joaquin Stockton. Comment
  CAS-BOT-BC114044  Cyperus squarrosus LeRoy Abrams 1917-9-14 6736 San Joaquin 3 mi. NW of Stockton in sand. 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
  UCD39758  Cypselea humifusa Beecher Crampton 1960-8-9 5767 San Joaquin 3 miles NE of Vernalis, old site of San Joaquin City, at crossing of Durham Ferry Road with 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
  UC1100153  Damasonium californicum Herbert L. Mason 1928-5-3 4449 San Joaquin 0.4 mi. n. Clements Comment
  CAS-BOT-BC445540  Damasonium californicum Catherine Best 1985-4-22 1070 San Joaquin At the edge of the road from Clements to Ione - directly west of the Camanche Reservoir Dam. 60 Comment
  CAS-BOT-BC445542  Damasonium californicum E. E. Stanford 1927-5-7 212 San Joaquin Near Lockeford Comment
  SEINET7042493  Damasonium californicum A. G. Vestal 1963-5-27 s.n. San Joaquin Dutch Creek east northeast of Linden on Route 8. Valley Springs quadrangle UTM Zone 10, 675894mE, 4215023mN. Comment
  UC26116  Datura ferox H. P. Fitch 1890-1 119 San Joaquin Stockton Comment
  UC444930  Datura ferox Harriet A. Walker 1907-9-8 891 San Joaquin Lathrop Comment
  CDA36821  Datura ferox Ramona Robison 2011-11-11 San Joaquin Caswell Memorial State Park. 0 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
  SEINET3821169 Image available Datura wrightii P. O. Schallert 1945-5-30 292 San Joaquin Delta land near Stockton. Comment
  CAS-BOT-BC299938  Deinandra kelloggii David D. Keck 1931-10-18 1314 San Joaquin Simms Station, Tidewater Southern R.R. 7 miles east of Manteca 23 Comment
  CAS-BOT-BC299940  Deinandra kelloggii David D. Keck 1931-10-18 1314 San Joaquin Simms Station, Tidewater Southern R.R. 7 miles east of Manteca 23 Comment
  CAS-BOT-BC299947  Deinandra kelloggii E. E. Stanford 1930-5-10 1470 San Joaquin Near Stanislaus River Comment
  JEPS38270  Deinandra kelloggii W. L. Jepson 1896-6-27 San Joaquin near Stockton Comment
  CAS-BOT-BC299942  Deinandra kelloggii David D. Keck 1933-10-28 2584 San Joaquin 11.3 mi. N. of Stockton Comment
  CAS-BOT-BC299944  Deinandra kelloggii David D. Keck 1933-10-28 2586 San Joaquin 11.3 mi. N. of Stockton Comment
  CAS-BOT-BC299945  Deinandra kelloggii M. K. Curran 1885-5-30 s.n. San Joaquin San Joaquin Comment
  CAS-BOT-BC26761  Delphinium californicum var. interius Alice Eastwood; John Thomas Howell 1938-5-24 5796 San Joaquin Hospital Canyon Comment
  CAS-BOT-BC33204  Delphinium californicum var. interius Alice Eastwood; John Thomas Howell 1938-5-24 5796 San Joaquin Hospital Canyon Comment
  JEPS21160  Delphinium californicum var. interius Alice Eastwood, John Thomas Howell 1938-5-24 5796 San Joaquin Hospital Canyon Comment
  NY353313  Delphinium californicum var. interius A. Eastwood 1938-5-24 5796 San Joaquin Hospital Canyon Comment
  LA38161  Delphinium gypsophilum Lewis; Carl Epling 452 San Joaquin 1 mi. E of Midway (W of Tracy) Comment
  UC765769  Delphinium gypsophilum R. F. Hoover 1938-5-10 3412 San Joaquin 1 mi e Midway Comment
  LA207495  Delphinium hesperium subsp. pallescens Lewis; Epling 1946-5-6 608 San Joaquin Tesla- Corral Hollow Rd., 17.1 mi. W of junction W; U.S. 50 near Tracy Comment
  LA207508  Delphinium hesperium subsp. pallescens Lewis; Epling 1946-5-6 608 San Joaquin Tesla- Corral Hollow Rd., 17.1 mi. W of junction W; U.S. 50 near Tracy Comment
  UC1713217  Delphinium hesperium subsp. pallescens Benj. Cobb 1900-4-10 San Joaquin Tracy Comment
  UC69616  Delphinium hesperium subsp. pallescens Benj. Cobb 1900-4-10 San Joaquin Tracy Comment
  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
  CAS-BOT-BC116441  Delphinium patens subsp. patens A. R. Arnold 1922-5-1 s.n. San Joaquin Corral Hollow, Tracy Comment
  CAS-BOT-BC116443  Delphinium patens subsp. patens Alice Eastwood; John Thomas Howell 1935-4-7 2093 San Joaquin East end of Corral Hollow Comment
  UC9226  Delphinium recurvatum J. A. Sanford 1890-1 90 San Joaquin Stockton Comment
  LA38343  Delphinium variegatum Lewis; Epling 608 San Joaquin Tesla--Corral Hollow Rd., 17.3 mi. W of junction with U.S. 50, W of Tracy Comment
  CAS-BOT-BC192632  Deschampsia danthonioides E. E. Stanford 1927-4-12 151 San Joaquin Near Stockton Comment
  POM195899  Deschampsia danthonioides C. R. Quick 1929-4-22 s.n. San Joaquin Stockton; depression. Oxford Manor. Comment
  UC1131440  Deschampsia danthonioides R. D. Roseberry 1935-5-14 175 San Joaquin 2 1/2 mi. w. Bald Mt.; Jackson Quad. 91 Comment
  UC53585  Deschampsia danthonioides F. W. Gunnison May, 1896 San Joaquin Linden Comment
  UC912580  Deschampsia danthonioides Herbert L. Mason 1928-5-3 4444 San Joaquin 4 mi. n. Clememts Comment
  UC762963  Descurainia pinnata Robert F. Hoover 1935-3-1 241 San Joaquin 5 mi sw Ripon 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
  UCD139240  Dichelostemma capitatum Craig P. Martz 1982-3-10 20 San Joaquin North side of State route 88, 0.5 mile south of San Joaquin county line. 82 Comment
  UCD96913  Dichelostemma capitatum subsp. capitatum Ellen Dean; Clare Loughran, Mary Shea, Wilde Legard, 2011-4-22 6951 San Joaquin Contra Costa Water District land (recently purchased), Carnegie Canyon Area at 32322 Corral Hollow Road west of CA-580 just north of junction with Interstate 5. Canyon with Amsinckia grandiflora population. Upper end of population. Comment
  JEPS61804  Dichelostemma multiflorum W. L. Jepson 1922-4-2 9572 San Joaquin Corral Hollow Mt. Hamilton Range 182 Comment
  SEINET10533941  Dichelostemma pulchellum Frank W. Gould 1940-3-16 Gould 881 San Joaquin Sandy ridge opposite Castle Rock, Corral Hollow, Mt. Hamilton Range; associated with Gilia tricolor, Lotus humistratus, Thysanocarpus elegans, and Athysanus pusillus; 650 feet. Comment
  UC486499  Digitalis purpurea Dr. P. van der Leek 1932-5-1 San Joaquin Stockton Comment
  CAS-BOT-BC209017  Digitaria sanguinalis E. E. Stanford 1926-10-22 75 San Joaquin Stockton 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
  UCR253497  Digitaria sanguinalis George K. Helmkamp, Elizabeth Helmkamp 2012-10-26 20079 San Joaquin San Joaquin Valley, Littlejohns Creek, along unnamed dirt road 0.3 mi. south of CA-4 at a point 0.5 miles east of Farmington 32 Comment
  CAS-BOT-BC151966  Diplacus douglasii Volney Rattan 1883-3-1 s.n. San Joaquin Live Oaks Comment
  CAS-BOT-BC151364  Diplacus tricolor Arthur Titus 1885-4-1 s.n. San Joaquin Live Oaks Comment
  CAS-BOT-BC151367  Diplacus tricolor C. L. Hitchcock 1940-5-12 6367 San Joaquin 3 miles south of Galt 15 Comment
  SEINET188373  Diplacus tricolor C. L. Hitchcock 1940-1 6367 San Joaquin 3 mi S of Galt 16 Comment
  CAS-BOT-BC151368  Diplacus tricolor D. K. Gillespie; J. W. Gillespie 1930-4-24 9228 San Joaquin 4 miles south of Galt 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
  UCD64194  Distichlis spicata B. A. Madson 1928-11-22 San Joaquin Stockton. Comment
  UCD64485  Distichlis spicata Katharine Brandegee Date Unknown San Joaquin Lathrop? Comment
  CAS-BOT-BC229023  Dittrichia graveolens George K. Helmkamp; E. A. Helmkamp 2011-10-15 18427 San Joaquin San Joaquin Valley: 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
  SD240853  Dittrichia graveolens George K. Helmkamp, E. A. Helmkamp 2011-10-15 18427 San Joaquin San Joaquin Valley: along CA-26, 0.6 mile northeast of Escalon-Bellota Rd. 39 Comment
  UCD130768  Dittrichia graveolens Robert E. Preston 2001-9-29 1776 San Joaquin Ca. 3.8 mi sw of Vernalis, at jct I-5 and I-580, along shoulder 158 Comment
  UCR232601  Dittrichia graveolens George K. Helmkamp, E. A. Helmkamp 2011-10-15 18427 San Joaquin San Joaquin Valley, along CA-26, 0.6 mile northeast of Escalon-Bellota Rd. 40 Comment
  SEINET7072951  Downingia bella A. G. Vestal 1963-5-27 s.n. San Joaquin Duck Creek at the junction with Route 26. UTM Zone 10, 675884mE, 4214998mN. Coordinate datum: NAD27.). Comment
  UC764546  Downingia bella R. F. Hoover 1935-5-12 563 San Joaquin sw of Modesto (along San Joaquin River) Comment
  RSA289456  Downingia bicornuta Rimo Bacigalupi, Alex D. Hawkes 1951-4-21 3258 San Joaquin Along State Hwy 4, 4 miles E of Stockton. Comment
  POM134883  Downingia bicornuta Chas. Davidson 1885-07 102 San Joaquin San Joaquin River. 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
  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
  POM146100  Downingia bicornuta var. picta E. E. Stanford 1927-4-23 188 San Joaquin Near Stockton. Comment
  POM193964  Downingia bicornuta var. picta J. T. Howell 1930-4-13 4711 San Joaquin 3 miles from Clements. Comment
  POM196190  Downingia bicornuta var. picta E. E. Stanford 1928-4-29 937 San Joaquin Near Stockton. Comment
  UC1189255  Downingia cuspidata S. Galen Smith 1957-5-24 2938 San Joaquin Farmington to Bellota road (by entrance to J. Bentoni ranch) Comment
  UCR62339  Downingia elegans 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
  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
  UC596492  Downingia insignis R. F. Hoover 1937-5-18 2185 San Joaquin French Camp Comment
  UC765621  Downingia insignis R. F. Hoover 1937-5-6 2078 San Joaquin 5 mi se Stockton 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
  CDA42325  Downingia insignis T. C. Fuller 1962-5-1 8295 San Joaquin Highway 12 to Wallace, 2.0 miles east of Clements. 0 Comment
  POM312382  Downingia insignis Francia Chisaki, S. Galen Smith, Peter M. Ray 1951-4-14 1981 San Joaquin Hwy 4, ca 3 miles E of Stockton. 8 Comment
  RSA28006  Downingia ornatissima C. L. Hitchcock 1940-4-29 6304 San Joaquin 3 miles south of Galt. 16 Comment
  UCSB9182  Downingia ornatissima Bacigalupi, Rimo; Hawkes, Alex 1951-4-21 San Joaquin Along State Highway 4, 2 miles east of Stockton Comment
  JEPS13012  Downingia ornatissima var. eximia Rimo Bacigalupi with G. T. Robbins and Keith Harrison 1955-5-13 5072 San Joaquin 2.2 mi w Calaveras County line (along State Highway 8, foothills of the Sierra Nevada); Sierra Nevada 53 Comment
  JEPS14405  Downingia ornatissima var. eximia R. F. Hoover 1936-6-8 1289 San Joaquin 2 mi e Escalon Comment
  JEPS13208  Downingia ornatissima var. ornatissima Rimo Bacigalupi with G. T. Robbins 1955-5-5 4988 San Joaquin 1.5 mi sw Peters (along roadside from Stockton to Peters) 25 Comment
  UC765629  Downingia ornatissima var. ornatissima R. F. Hoover 1936-4-30 1054 San Joaquin Farmington Comment
  UC890647  Downingia ornatissima var. ornatissima C. L. Hitchcock 1940-4-29 6304 San Joaquin 3 mi s Galt 15 Comment
  UC28989  Downingia pulchella F. W. Gunnison May 1896 San Joaquin Linden Comment
  JEPS90705  Downingia pusilla Dean W. Taylor 1990-4-11 10615 San Joaquin Goose Creek Central Valley, Goose Creek 7 1/2' quadrangle 70 Comment
  CDA25365  Dudleya cymosa J. B. Gianelli 1977-5-16 San Joaquin Hospital Creek Canyon, Tracy. 0 Comment
  UCD98648  Dysphania ambrosioides G. F. Hrusa; S. A. Wagner 1992-8-9 9329 San Joaquin Caswell Memorial State Park. Comment
  CAS-BOT-BC291092  Eastwoodia elegans Alice Eastwood; John Thomas Howell 1938-5-24 5791 San Joaquin Hospital Canyon Comment
  CAS-BOT-BC291094  Eastwoodia elegans H. M. Hall; F. M. Essig 1916-6-1 10141 San Joaquin Corral Hollow, on the easterly slope of the Mt. Diablo range of southwestern San Joaquin County 120 Comment
  RSA94379  Eastwoodia elegans E. K. Crum 1933-6-4 1490 San Joaquin 8 miles west of Tracy on Tesla Road. 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
  CAS-BOT-BC197078  Echinochloa crus-galli Brian Atwater 1978-8-31 BA- 133 San Joaquin Inside a meander of Old River; between Quinby Island and Franks Tract Comment
  UCD60842  Echinochloa crus-galli Beecher Crampton 1957-8-23 4587 San Joaquin Along US Hwy. 99 freeway, 3 miles S of Stockton. Comment
  UCD60850  Echinochloa crus-galli Beecher Crampton 1965-10-26 7551 San Joaquin 1.5 miles north of Lodi, US Hwy. 99. Comment
  UCD60861  Echinochloa crus-galli P. B. Kennedy 1928-9-30 San Joaquin Delta region, near Holt. Comment
  UCD60864  Echinochloa crus-galli Beecher Crampton 1956-7-30 3763 San Joaquin Along State Hwy. 12, about 5 miles southwest of Lodi. Comment
  UCD60899  Echinochloa crus-galli G. F. Hrusa; S. A. Wagner 1992-8-9 9348 San Joaquin Caswell Memorial State Park. Frequent on open, moist riverbanks, usually in disturbed sites. Annual to 4 ft. Comment
  UCD60925  Echinochloa crus-galli Beecher Crampton 1965-7-12 7457 b San Joaquin San Joaquin County, Terminous, Potato Slough. Comment
  CAS-BOT-BC197221  Echinochloa crus-pavonis Brian Atwater 1978-8-24 BA- 118 San Joaquin Between Rindge Tract and Wright Tract Comment
  UC1745651  Echinochloa crus-pavonis Annetta M. Carter, Florence Little, Edward Lee 1934-7-4 679 San Joaquin By aqueduct. Holt. Comment
  UCD32937  Echinochloa crus-pavonis Beecher Crampton 1965-7-12 7457 c San Joaquin San Joaquin County, Terminous, Potato Slough. Comment
  UCD60949  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
  UCD61100  Echinochloa muricata var. microstachya E. M. Johnston 1915-1 64 -J San Joaquin San Joaquin River. 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
  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
  UCD130854  Eclipta prostrata G. F. Hrusa 1992-8-26 9527 San Joaquin Caswell Memorial State Park. Comment
  SEINET5765431 Image available Egeria densa H. L. Mason 1938-1 12075 San Joaquin Trapper Slough, Roberts Island, SW of Holt Comment
  UC1023868  Egeria densa Ira L. Wiggins 1954-9-9 13124 San Joaquin along e side of Old River Channel near junction with False River; Old River Channel Comment
  CAS-BOT-BC445825  Egeria densa H. L. Mason 1938-8-26 12075 San Joaquin Trapper Slough, Robert's Island, southwest of Holt 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-BC451503  Egeria densa Ira L. Wiggins 1954-9-9 13124 San Joaquin Along E side of Old River Channel near junction with False River Comment
  CDA37700  Egeria densa Breckenridge 2006-5-19 s.n. San Joaquin Stockton; Paradise Point. 0 Comment
  SBBG45002  Egeria densa H. L. Mason 1938-8-26 12075 San Joaquin Trapper Slough, Robert's Island, SW of Holt Comment
  UC1100981  Eichhornia crassipes Herbert L. Mason, Verne Grant 1946-8-21 13063 San Joaquin w of Stockton (on Borden Highway); Borden Highway Comment
  POM312838  Eichhornia crassipes H. L. Mason, Verne Grant 1946-8-21 13063 San Joaquin West of Stockton on Borden Hwy; Marsh Plant Survey. Comment
  CDA5096  Elaeagnus angustifolia H. S. Bugbee 1959-6-11 2583 San Joaquin Stockton. 0 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
  CDA38944  Eleocharis macrostachya T. C. Fuller 1962-5-1 8296 San Joaquin Highway 12 to Wallace, 2.0 miles east of Clements. 0 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
  CDA2029  Eleusine tristachya T. C. Fuller 1967-8-21 16292 San Joaquin Along north bank of Coyote Creek, northeast of Collier Road & Linn Road, ca. 2.5 miles north of Clements. 0 Comment
  CDA2034  Eleusine tristachya T. C. Fuller 1971-1-29 19813 San Joaquin Dayton Johnson property, west side of Atkins Road, 1.3 miles south of Hwy 88, 1.5 miles southwest of Clements. 0 Comment
  JEPS110500  Eleusine tristachya Robert E. Preston 2004-11-16 2304 San Joaquin Ca. 6.9 mi SW of Stockton, between Middle River and Wing Levee Rd, N of Undine Rd. 2 Comment
  LA97814  Eleusine tristachya R. S. Baskett; 1970-10-1 sn San Joaquin on S side of Kingdon rd, 0.5 mi E of Thornton rd, SW 0.25, CA. 5 mi SW of Lodi Comment
  RSA269273  Eleusine tristachya T. C. Fuller 1970-8-10 19786 San Joaquin Mickie Grove, 1. m. s. of Lodi Comment
  UCD61225  Eleusine tristachya T. C. Fuller 1970-8-10 19786 San Joaquin Mickie Grove, 1 mile S of Lodi. 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
  UCD61237  Eleusine tristachya Mick Canevari 1997-5-13 s. n. San Joaquin Near Lodi. Comment
  UCR201901  Eleusine tristachya George K. Helmkamp, E. A. Helmkamp 2008-10-9 14227 San Joaquin San Joaquin Valley, junction of Collier Road and CA-88, 1.1 miles north of the junction of CA-12 and CA-88, NE of Lodi 35 Comment
  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
  POM259842  Elodea canadensis I. L. Wiggins 1939-8-31 9323 San Joaquin At junction of Jack Road and Highway #120, 2 miles east of Manteca Comment
  UC632739  Elodea canadensis H. L. Mason 1939-4-16 12080 San Joaquin about 9 mi se Stockton (at junction of Austin Road and Little John Creek); Burnham Quad. Comment
  UC814656  Elodea canadensis Ira L. Wiggins 1939-8-31 9323 San Joaquin 2 mi e Manteca (at junction of Jack Road and Highway 120) Comment
  SEINET9629253 Image available Elodea canadensis Ira L. Wiggins 1939-8-31 9323 San Joaquin At junction of Jack Road and Highway #120, 2 miles east of Manteca. 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
  CDA2061  Elytrigia repens A. E. Mahoney May 1933 San Joaquin 0 Comment
  JEPS1585  Emmenanthe penduliflora A. R. Arnold 1922-4-30 San Joaquin Corral Hollow, Inner South Coast Ranges 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
  UCR142863  Epilobium brachycarpum David D. Keck 1931-10-18 1321 San Joaquin Sacramento Valley, Escalon 38 Comment
  UCR201926  Epilobium brachycarpum George 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, NE of Lodi 35 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
  UCR253799  Epilobium brachycarpum George K. Helmkamp, Elizabeth Helmkamp 2012-10-26 20063 San Joaquin San Joaquin Valley, along Hwy J-6 (Escalon-Bellota Road), 1.2 miles south of its junction with CA-26 46 Comment
  UCR45225  Epilobium brachycarpum A. C. Sanders 1986-9-12 6918 San Joaquin San Joaquin Valley, along Interstate Hwy 5, 0.7 mi north of the Hospital Creek bridge & 2.2 mi north of the Stanislaus Co line 76 Comment
  UC249620  Epilobium campestre Joseph P. Tracy 1921-5-25 5788 San Joaquin Bed of pool San Joaquin Valley, Farmington 30 Comment
  UC596386  Epilobium campestre R. F. Hoover 1936-6-11 1301 San Joaquin Farmington Comment
  UCD105627  Epilobium ciliatum G. F. Hrusa 1992-8-26 9563 San Joaquin Caswell Memorial State Park. OxBow Lake. Comment
  UCD105786  Epilobium ciliatum subsp. ciliatum G. F. Hrusa; S. A. Wagner 1992-7-8 9148 San Joaquin Caswell Memorial State Park. Comment
  UCD105787  Epilobium ciliatum subsp. ciliatum G. F. Hrusa 1992-8-26 9563 San Joaquin Caswell Memorial State Park. OxBow Lake. Comment
  UC249619  Epilobium cleistogamum Joseph P. Tracy 1921-5-25 5787 San Joaquin Farmington San Joaquin Valley (bed of dried-up pool) 30 Comment
  SEINET200778  Epilobium cleistogamum Joseph P. Tracy 1921-5-25 5787 San Joaquin Farmington San Joaquin County. 30 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
  UC764919  Epilobium torreyi R. F. Hoover 1935-6-12 651 San Joaquin Farmington Comment
  CAS-BOT-BC56957  Equisetum arvense Brian Atwater 1978-8-18 BA- 50 San Joaquin inside a meander of Old River; between Quinby Island and Franks Tract Comment
  CAS-BOT-BC56958  Equisetum arvense E. E. Stanford 1927-5-26 438 San Joaquin Stockton, in Calaveras River bottom Comment
  JEPS68588  Eragrostis hypnoides W. L. Jepson 1923-10-22 10288 San Joaquin San Joaquin City; San Joaquin River Comment
  UC1116689  Eragrostis hypnoides Beecher Crampton 1960-8-9 5765 San Joaquin Durham Ferry Road ca 3 mi ne Vernalis (crossing of the San Jaoquin River); San Joaquin River Comment
  UC188865  Eragrostis hypnoides Michener and Bioletti 1891-8-31 144 San Joaquin Lathrop Comment
  UCD37493  Eragrostis hypnoides Beecher Crampton 1960-8-9 5765 San Joaquin San Joaquin County, 3 miles northeast of Vernalis, old site of San Joaquin City, at crossing of Durham Ferry Road with San Joaquin River. 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
  POM146103  Eragrostis mexicana subsp. virescens E. E. Stanford 1926-10-23 78 San Joaquin Stockton Comment
  UC769861  Eragrostis mexicana subsp. virescens R. F. Hoover 1937-6-9 2394 San Joaquin 5 mi se Stockton Comment
  UCR25089  Eragrostis mexicana subsp. virescens Alfred R. Roos 1938-7-31 10015 San Joaquin Lodi 15 Comment
  UCD38678  Eragrostis pectinacea Beecher Crampton 1956-7-30 3744 San Joaquin 4.8 miles north of Farmington. Comment
  UCD64455  Eragrostis pectinacea J. W. Adriance 1921-10-6 San Joaquin Stockton. Comment
  UCD65668  Eragrostis pilosa Beecher Crampton 1956-7-30 3737 San Joaquin eastern city limits of Lockeford. Comment
  UCD65675  Eragrostis pilosa G. F. Hrusa; S. A. Wagner 1992-8-9 9366 San Joaquin Caswell Memorial State Park. Comment
  UC596565  Eremalche parryi R. F. Hoover 1938-5-7 3354 San Joaquin 1 mi. n. Corral Hollow (near Alameda Co. line) Comment
  RSA18396  Eremocarpus setiger C. B. Wolf 1927-6-23 510 San Joaquin 3 miles W of Manteca. Comment
  UC17615  Eremocarpus setiger H. P. Fitch San Joaquin Stockton Comment
  JEPS18265  Ericameria linearifolia Peter H. Raven with Ornduff, Woodcox, and R. and A. Alava 1957-3-30 10564 San Joaquin Corral Hollow 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
  UCR195149  Erigeron canadensis George K. Helmkamp, E. A. Helmkamp 2007-10-13 13092 San Joaquin Northern San Joaquin Valley, along Hwy CA-88, 1.0 mile southwest of Clements at Disch Road 37 Comment
  UCD131757  Erigeron canadensis A. S. Crafts 1926-7-24 505 San Joaquin between Manteca and Merced. Comment
  JEPS2574 Image available Erigeron foliosus var. foliosus W. L. Jepson, W. A. Setchell 1896-6-27 San Joaquin Lower San Joaquin Valley Comment
  JEPS41363  Erigeron philadelphicus var. philadelphicus R. F. Hoover 1935-3-1 243 San Joaquin 5 mi sw Ripon Comment
  UCD73467  Erigeron sumatrensis M. Evett 2008-9-2 s. n. San Joaquin city of Stockton, 8243 Onyx Ct., extreme SE corner of lot. Comment
  UCD73468  Erigeron sumatrensis M. Evett 2008-9-2 s. n. San Joaquin city of Stockton, 8243 Onyx Ct., extreme SE corner of lot. Comment
  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
  UC618358  Eriogonum angulosum Alice Eastwood, John Thomas Howell 1938-4-18 5078 San Joaquin Hospital Canyon Comment
  CAS-BOT-BC250039  Eriogonum fasciculatum var. polifolium Alice Eastwood; John Thomas Howell 1938-5-24 5792 San Joaquin Hospital Canyon 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
  SEINET12765138  Eriogonum fasciculatum var. polifolium Barbara Ertter 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, grassland-covered slopes on Neroli conglomerate; Pit 6 Study Area near Drop Tower, scrub on W side of gulch opposite Carnegie State Vehicular Recreation Area.; 0 Comment
  JEPS56941  Eriogonum gracile F. T. Bioletti 1892-9-9 San Joaquin Lathrop Comment
  UC412858  Eriogonum gracile Harriet A. Walker 1907-9-8 885 San Joaquin Lathrop Comment
  UC768560  Eriogonum gracile R. F. Hoover 1934-10-21 49 San Joaquin near Escalon Comment
  CAS-BOT-BC259461  Eriogonum luteolum Volney Rattan 1880-10-23 s.n. San Joaquin Live Oaks Comment
  CAS-BOT-BC259463  Eriogonum luteolum Volney Rattan 1880-10-23 s.n. San Joaquin Rattan's Ranch, Live Oaks Comment
  JEPS22946  Eriogonum luteolum Volney Rattan 1880-10-23 San Joaquin Rattan's Ranch Live Oaks, Rattan's Ranch Comment
  UC2046133  Eriogonum nudum var. nudum Neal Kramer 2015-8-12 2151 San Joaquin power line access road approx. 1/3 mile SW of Corral Hollow Road Comment
  CAS-BOT-BC269736  Eriogonum nudum var. oblongifolium Volney Rattan 1880-10-23 s.n. San Joaquin Live Oaks Comment
  RSA135358  Eriogonum roseum Volney Rattan 1880-10-23 s.n. San Joaquin Rattan's Ranch, Live Oaks. Comment
  JEPS61370  Erodium botrys W. L. Jepson 1929-4-28 15202 San Joaquin Clements 60 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
  UCR242631  Erodium botrys George K. Helmkamp, E. A. Helmkamp 2010-4-7 15824 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
  UCD103130  Erodium brachycarpum G. F. Hrusa; S. A. Wagner 1992-3-4 9078 San Joaquin Caswell Memorial State Park. Comment
  POM147725  Erodium cicutarium E. E. Stanford 1928-3-2 782 San Joaquin Stockton. Comment
  SEINET3289502 Image available Erodium cicutarium P. O. Schallert 1945-3-8 C 29 San Joaquin Near Stockton, California Comment
  UC17086  Erodium cicutarium Jos. Burtt Davy 1901-3-3 San Joaquin Lathrop Comment
  UC17096  Erodium cicutarium F. W. Gunnison May 1896 San Joaquin Linden Comment
  UC17068  Erodium macrophyllum H. P. Fitch 1889-4-25 150 San Joaquin Stockton Comment
  CDA56  Erodium macrophyllum var. californicum A. R. Tugel Apr 1938 s.n. San Joaquin Near Tracy, in nursery. 0 Comment
  POM196271  Erodium moschatum C. R. Quick 1929-2-3 s.n. San Joaquin Campus, Stockton. Comment
  UCD103258  Erodium moschatum G. F. Hrusa; S. A. Wagner 1992-3-4 9086 San Joaquin Caswell Memorial State Park. Within the campgrounds and picnic areas. Comment
  UC1122953  Eryngium castrense R. D. Roseberry 1935-5-16 180 San Joaquin 4 mi. n.w. Milton (Plot No. 133); Jackson Quad. 121 Comment
  UC764151  Eryngium castrense R. F. Hoover 1937-6-9 2393 San Joaquin 5 mi. e. Stockton Comment
  UCD77714  Eryngium castrense Robert E. Preston 2004-7-9 2270 San Joaquin Ca. 7.7 mi E of Lockeford. 85 Comment
  JEPS2586 Image available Eryngium castrense var. vallicola W. L. Jepson 1896-6-27 14278 San Joaquin Escalon San Joaquin Valley; Escalon, San Joaquin Valley, San Joaquin Co. Comment
  JEPS15867  Eryngium racemosum F. T. Bioletti 1892-9-9 San Joaquin Lathrop Comment
  JEPS15975  Eryngium racemosum Robert F. Hoover 1935-8-3 706 San Joaquin 5 mi. s.w. Ripon Comment
  UC32459  Eryngium racemosum F. T. Bioletti 1892-9-9 San Joaquin Lathrop Comment
  UC762974  Eryngium racemosum R. F. Hoover 1935-8-3 706 San Joaquin 5 mi. s.w. Ripon Comment
  UC1368182  Eryngium vaseyi L. Constance, H. Meusel and W. J. Ferlatte 1969-9-20 3879 San Joaquin 1 mi. s.e. of San Joaquin City marker San Joaquin City 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-BC54451  Erysimum capitatum Alice Eastwood; John Thomas Howell 1938-4-18 5086 San Joaquin Hospital Canyon. Comment
  JEPS53554  Erysimum capitatum var. capitatum H. L. Mason 1932-3-20 San Joaquin plain 2 mi e Midway (e Alameda Co) Comment
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Oct 9 2006
  UCD96926  Erysimum capitatum var. capitatum Ellen Dean; Clare Loughran, Mary Shea, Wilde Legard, 2011-4-22 6960 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
  SEINET8393738  Erythranthe nasuta E. E. Stanford 1927-4-27 194 San Joaquin Stockton; Calaveras river. Comment
  RSA0004636  Eschscholzia arvensis C. F. Baker 1903-4-25 2906 San Joaquin Tracy. Comment
  CAS-BOT-BC403521  Eschscholzia californica John Thomas Howell 1938-4-10 13759 San Joaquin Hospital Canyon Comment
  CAS-BOT-BC403523  Eschscholzia californica Brandegee 1889-5-1 O San Joaquin Tracy Comment
  CAS-BOT-BC403526  Eschscholzia californica C. F. Baker 1903-4-25 2906 San Joaquin Tracy Comment
  CAS-BOT-BC5871  Eschscholzia californica Charles Fuller Baker 1903-4-25 2778 San Joaquin Tracy [as Tracey] Comment
  JEPS51790  Eschscholzia californica W. L. Jepson 1902-5-18 1821 San Joaquin Clements 40 Comment
  UC144804  Eschscholzia californica Katharine Brandegee 1907-5-7 San Joaquin Lathrop Comment
  UC766001  Eschscholzia californica Robert F. Hoover 1935-3-1 255 San Joaquin Vernalis Comment
  CAS-BOT-BC403529  Eschscholzia californica L. R. Abrams 1927-3-31 9959 San Joaquin 3 mi from Manteca on Stockton Road Comment
  UC144805  Eschscholzia californica Katharine Brandegee 1907-5-7 San Joaquin Mr. Litchfield's Farm Lathrop Comment
  POM196284  Eschscholzia californica var. peninsularis E. E. Stanford 1928-3-10 799 San Joaquin Manteca. Comment
  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
  UC10057  Eschscholzia lobbii A. W. Gunnison 1896-4-18 San Joaquin Linden Comment
  CAS-BOT-BC419475  Eschscholzia lobbii E. E. Stanford 1929-4-7 1032 San Joaquin Near Peters, Hewitt Road Comment
  CAS-BOT-BC419477  Eschscholzia lobbii Volney Rattan 1885-3-18 s.n. San Joaquin Live Oaks Comment
  JEPS104687  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
  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
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Jan 4 2011
  UCD142395  Euphorbia davidii T. C. Fuller 1962-7-2 9074 San Joaquin Terminous. Comment
  UCD77527  Euphorbia maculata Robert E. Preston 2004-7-30 2277 San Joaquin Ca. 13.4 mi NE of Lodi. 29 Comment
  UCD142579  Euphorbia maculata Daryl Koutnik 1988-8-23 s.n. San Joaquin Acampo, north of Lodi at 5401 Jahanat Road, 1 mile east of Hwy 99. 22 Comment
  UCD142607  Euphorbia maculata Daryl Koutnik 1988-8-25 s.n. San Joaquin City of Stockton at 541 Lillian, east of Hwy 99. 22 Comment
  JEPS22122  Euphorbia oblongata T. C. Fuller 1958-9-19 1252 San Joaquin 0.25 mi w Stockton (n side of Hwy 4, 0.5 mi w Woodsbro Rd) Comment
  SEINET11261866  Euphorbia serpillifolia George Helmkamp, E. A. Helmkamp 2011-11-21 18476 San Joaquin Northeastern San Joaquin Valley: along Johnson Road, .8 mile south of its junction with CA-12, NE of Lockeford, SW of Camanche Reservoir (Clements 7.5' Q.); 0 53 Comment
  UCD142815  Euphorbia serpillifolia Daryl Koutnik 1988-9-10 s.n. San Joaquin Plants originally collected at 5401 Jahant Road, 1 mile east of Hwy 99 in Acampo, north of Lodi. Comment
  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
  UC31899  Euthamia occidentalis F. T. Bioletti 1891-8-30 San Joaquin Comment
  UCR253794  Euthamia occidentalis George K. Helmkamp, Elizabeth Helmkamp 2012-10-26 20069 San Joaquin San Joaquin Valley, Rock Creek, at East Sonora Road, 1.3 miles southeast of CA-4 50 Comment
  CAS-BOT-BC312281  Euthamia occidentalis E. E. Stanford 1927-9-26 716 San Joaquin Near Lois Park, Stockton Comment
  RSA473731  Euthamia occidentalis Cyril R. Owen 1927-9-27 30 San Joaquin River bottom near campus Comment
  CDA12447  Festuca arundinacea G. F. Hrusa, S. A. Wagner 1992-4-2 9267 San Joaquin Caswell Memorial State Park. Comment
  CDA2177  Festuca arundinacea J. B. Gianelli 1959-5-2 San Joaquin Hwy 12, east of Terminous. 0 Comment
  SEINET3821915 Image available Festuca myuros George K. Helmkamp, E. A. Helmkamp 2010-4-7 15833 San Joaquin Northeast San Joaquin Valley, Collier Road, 0.1 mile west of its junction with CA-88, 1.83 mi NE (27 degrees) of Clements 7.5' Q) 47 Comment
  CAS-BOT-BC112376  Fimbristylis vahlii J. W. Stacey 1922-10-1 s.n. San Joaquin Near Banta. Comment
  RSA97812  Forestiera pubescens R. C. Bacigalupi 1949-5-17 3098 San Joaquin Hospital Canyon, lower slopes. 183 Comment
  CAS-BOT-BC384219  Forestiera pubescens subsp. parvifolia E. E. Stanford 1930-4-5 1212 San Joaquin Hospital Canyon Comment
  CAS-BOT-BC53587  Frangula californica subsp. tomentella Volney Rattan 1885-6-1 s.n. San Joaquin Live Oaks Comment
  CAS-BOT-BC211628  Frankenia salina E. E. Stanford 1930-5-28 1530 San Joaquin Near French Camp, near San Joaquin River Comment
  CAS-BOT-BC211630  Frankenia salina John Thomas Howell 1929-9-21 4398 San Joaquin Island Road between Brentwood and Stockton Comment
  UC672598  Frankenia salina H. L. Mason 1928-9-30 4967 San Joaquin near Holt; San Joaquin Delta Comment
  CAS-BOT-BC223539  Fraxinus latifolia Barrett Anderson 1987-10-24 3629 San Joaquin North arm of LIttlejohn's Creek at Van Allen Road Comment
  CAS-BOT-BC223541  Fraxinus latifolia Carl B. Wolf 1940-11-6 9779 San Joaquin San Joaquin Valley, 1 mi. W of Farmington 30 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-BC223546  Fraxinus latifolia E. E. Stanford 1927-5-21 452 San Joaquin Stockton. Near levee, Louis Park Comment
  POM195984  Fraxinus latifolia E. E. Stanford 1928-3-20 833 San Joaquin Near Peters 30 Comment
  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
  SEINET13943096 Image available Fraxinus oregona Carl B. Wolf 1940-1 9780 San Joaquin San Joaquin Valley, 1 mi N of Lodi on Mokelumne River; ca. 50 ft alt. 15 Comment
  CDA5842  Galinsoga parviflora J. B. Gianelli 1983-7-27 San Joaquin East of house at 16229 East Copporolis Road. 0 Comment
  UCD121698  Galium aparine G. F. Hrusa; S. A. Wagner 1992-4-22 9253 San Joaquin Caswell Memorial State Park. 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
  RSA129642  Gastridium phleoides R. D. Roseberry 1935-5-13 169 San Joaquin 2 1/2 miles SSW of Wallace. 122 Comment
  SEINET4691720  Geranium carolinianum George K. Helmkamp, E. A. Helmkamp 2011-1 17074 San Joaquin Upper San Joaquin Valley: between Lodi and Galt, Forest Lake Road just west of CA-99. 27 Comment
  CDA4656  Geranium dissectum T. C. Fuller 1962-5-1 8297 San Joaquin Highway 12 to Wallace, 2.0 miles east of Clements. 0 Comment
  POM65174  Gilia achilleifolia C. F. Baker 1903-4-27 s.n. San Joaquin Bethany Comment
  JEPS14579  Gilia capitata subsp. staminea Peter H. Raven with G. Thomas Robbins 1956-4-29 9130 San Joaquin on U.S. Highway 50, 8.8 mi s Stockton; s of Stockton 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
  UC23350  Gilia capitata subsp. staminea J. A. Sanford 1890-1 98 San Joaquin French Camp Comment
  UC615417  Gilia capitata subsp. staminea Beryl O. Schreiber 1932-3-27 148 San Joaquin Midway Comment
  UC907894  Gilia capitata subsp. staminea W. E. Fair 1929-4-14 San Joaquin Old River Antioch, Old River Comment
  UC907895  Gilia capitata subsp. staminea Joseph Dixon 1928-3-31 136 San Joaquin Manteca Comment
  UC963957  Gilia capitata subsp. staminea R. F. Hoover 1938-4-9 3027 San Joaquin 1 mi n Corral Hollow (near Alameda Co. line); n of Corral Hollow Comment
  JEPS86029  Gilia minor R. F. Hoover 1937-4-3 1745 San Joaquin lower end Corral Hollow Comment
  HSC12249  Gilia tricolor Gary J. Stebbins 1970-3-28 54 San Joaquin Along S.R. 88, 1.5 mi. SW of the Amador Co. line 38 Comment
  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
  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
  UC1785059  Gilia tricolor subsp. diffusa J. Ewan 1934-3-1 8613 San Joaquin open fields along floor of Corral Hollow, S of Carnegie Comment
  UC52876  Gilia tricolor subsp. diffusa Benj. Cobb San Joaquin Tracy Comment
  JEPS33273  Glinus lotoides Rimo Bacigalupi and L. Constance 1962-8-13 8711 San Joaquin just n of site of San Joaquin City (just above waterline of San Joaquin River, just n of bridge of the Durham Ferry Road); San Joaquin River 3 Comment
  UC115340  Glinus lotoides T. S. Brandegee 1892-9-9 San Joaquin San Joaquin Bridge Comment
  UCD77743  Glinus lotoides Robert E. Preston 2004-7-29 2275 San Joaquin Ca. 13.4 mi NE of Lodi 29 Comment
  CDA2165  Glyceria declinata J. B. Gianelli 1994-9-16 San Joaquin Flood Road, Linden. 0 Comment
  UCD57252  Glyceria declinata John Gerlach 2006-5-24 s.n. San Joaquin Lane Ranch. Comment
  POM146207  Glycyrrhiza lepidota E. E. Stanford 1927-5-21 446 San Joaquin Near Stockton. In sand, Calaveras River Bottom Comment
  UCR63915  Gnaphalium luteoalbum L. F. LaPre 1990-6-4 s.n. San Joaquin Borden Ranch, south side of Dry Creek 70 Comment
  CAS-BOT-BC303342  Gnaphalium palustre 1880-6-1 s.n. San Joaquin [Gill Creek?], Live Oaks Comment
  UC32046  Gnaphalium palustre J. A. Sanford 1890-1-1 San Joaquin Waverly San Joaquin Valley, Waverly Comment
  UC485681  Gnaphalium palustre Harriet A. Walker 1907-9-8 905 San Joaquin Lathrop Comment
  UC485704  Gnaphalium palustre Katharine Brandegee San Joaquin San Joaquin Bridge Comment
  UCR63914  Gnaphalium palustre L. F. LaPre 1990-6-4 s.n. San Joaquin Borden Ranch, south side of Dry Creek 70 Comment
  CAS-BOT-BC173827  Gnaphalium palustre Peter Rubtzoff 1965-7-13 s.n. San Joaquin San Joaquin River bottom at Airport Way crossing. Comment
  POM196274  Gnaphalium palustre Clarence R. Quick 1929-6-4 s.n. San Joaquin Calaveras River Bottom. North of Campus. [University of the Pacific] Comment
  JEPS16905  Gratiola ebracteata Rimo Bacigalupi with G. Thomas Robbins 1955-5-5 5000 San Joaquin on road to Farmington 1 1/2 mi s Peters 33 Comment
  RSA424794  Gratiola ebracteata E. E. Stanford 1930-4-17 1334 San Joaquin Clements Road. Comment
  CDA39016  Grindelia camporum D. G. Kelch 2011-10-4 11 .828 San Joaquin Ingram Creek Rd., 6.3 km west of Westley. 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
  POM146130  Grindelia camporum E. E. Stanford 1926-9-14 8 San Joaquin Near Stockton. Comment
  POM147780  Grindelia camporum E. E. Stanford 1927-9-26 719 San Joaquin Stockton. Comment
  POM216789  Grindelia camporum D. D. Keck 1931-10-23 1352 San Joaquin San Joaquin River flats, E of Tracy. Comment
  UCR45224  Grindelia camporum A. C. Sanders 1986-9-12 6917 San Joaquin San Joaquin Valley, along Interstate Hwy 5, 0.7 mi north of the Hospital Creek bridge & 2.2 mi north of the Stanislaus Co line 76 Comment
  CAS-BOT-BC304972  Grindelia hirsutula Volney Rattan 1880-1-1 s.n. San Joaquin Live Oaks Comment
  CAS-BOT-BC304974  Grindelia hirsutula E. E. Stanford 1927-9-26 719 San Joaquin Stockton Comment
  CAS-BOT-BC304977  Grindelia hirsutula John Thomas Howell 1930-10-11 5550 San Joaquin 1 mile west of San Joaquin River bridge near Lathrop Comment
  CAS-BOT-BC304980  Grindelia hirsutula J. T. Howell No date on label s.n. San Joaquin Holt 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
  HSC84213  Grindelia hirsutula A. C. Sanders 1986-9-12 6917 San Joaquin Along Hwy I-5, 0.7 mi. N of the Hospital Creek bridge and 2.2 mi. N of the Stanislaus Co. line 76 Comment
  JEPS33282  Grindelia hirsutula Rimo Bacigalupi, and L. Constance 1962-8-13 8720 San Joaquin 2 mi e of crossing U.S. Highway 99 (freeway) (just n of bridge-crossing of Copperopolis road (Calif. 4), on roadside above diversion canal); Stockton Diverting Canal 10 Comment
  SEINET3142946  Grindelia hirsutula M. P. Dunford 1959-10-31 572 San Joaquin 5.5 mi. NE of Tracy; 2.5 mi. SW of Hwy 50 bridge across San Joaquin River Comment
  UC1491981  Grindelia hirsutula J. L. Strother 1977-7-19 1278 ter San Joaquin ca. 2 mi n Escalon Comment
  UC1714871  Grindelia hirsutula Max P. Dunford 1959-10-31 572 San Joaquin 5.5 mi NE of Tracy (2.5 mi SW of hiway 50 bridge across San Joaquin R.) Comment
  UC32097 Image available Grindelia hirsutula F. T. Bioletti 1892-9-8 San Joaquin Banta Comment
  UC419707  Grindelia hirsutula Mrs. H. P. Bracelin 1930-10-11 88 San Joaquin nearing Stockton one mi w San Joaquin Bridge Comment
  UC60923  Grindelia hirsutula N. K. Berg 1903-12-10 San Joaquin Rough and Ready Isl. Comment
  UC87892  Grindelia hirsutula T. S. Brandegee 1901-9-9 San Joaquin San Joaquin Bridge Comment
  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
  JEPS104702  Guillenia lasiophylla J. L. and F. L. Morrison 1938-3-6 2774 San Joaquin NE of Castle Rock, Corral Hollow, Mount Hamilton Range Comment
  POM143657  Guillenia lasiophylla C. F. Baker 1903-4-27 2791 San Joaquin Bethany Comment
  UC137299  Guillenia lasiophylla C. F. Baker 1903-4-27 2791 San Joaquin Bethany Comment
  UC765139  Guillenia lasiophylla R. F. Hoover 1938-3-10 2838 San Joaquin Corral Hollow, near county line Corral Hollow 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
  UC36817  Gutierrezia californica State Survey 1861-10-1 San Joaquin Camp #61 Corral Hollow Comment
  CAS-BOT-BC306282  Hedypnois cretica E. E. Stanford 1930-4-26 1419 San Joaquin Copperopolis Rd. west of Peters Comment
  POM359732  Hedypnois cretica E. E. Stanford 1930-4-26 1419 San Joaquin Copperopolis Rd. west of Peters Comment
  CAS-BOT-BC306531  Helenium bigelovii Brian Atwater 1978-8-31 BA- 131 San Joaquin Between Quinby Island and Franks Tract Comment
  CHSC55861  Helenium puberulum L. P. Janeway; Frances Biles, Frank Wernette 1988-6-2 2724 San Joaquin Island in Middle River ca 1/2 mi E of the Tracy Road bridge; ca 10 mi SW of Stocton. 1 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
  UC32262  Helianthus annuus H. P. Fitch 1888-8-10 145 San Joaquin Stockton 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
  CAS-BOT-BC305458  Helianthus annuus E. E. Stanford 1926-8-26 2 San Joaquin Stockton Comment
  POM147733  Helianthus annuus subsp. lenticularis E. E. Stanford 1927-8-31 694 San Joaquin Stockton Comment
  CAS-BOT-BC305779  Helianthus nuttallii Brian Atwater 1978-8-16 BA- 32 San Joaquin Between Quinby Island and Franks Tract Comment
  UC1745566  Heliotropium curassavicum Annetta M. Carter, Florence Little, Edward Lee 1934-7-4 682 San Joaquin Holt. Comment
  SEINET3293531 Image available Heliotropium curassavicum subsp. oculatum P. O. Schallert San Joaquin Stockton, Delta land near stockton 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
  JEPS12599  Hemizonia congesta subsp. luzulifolia R. F. Hoover 1935-8-20 713 San Joaquin Stockton Comment
  UC596092  Hemizonia congesta subsp. luzulifolia R. F. Hoover 1935-8-20 713 San Joaquin Stockton Comment
  RSA6489  Hemizonia kelloggii William M. Heusi 1932-5-30 214 San Joaquin Escalon. Comment
  POM215223  Hemizonia parryi subsp. rudis D. D. Keck 1933-10-28 2572 San Joaquin Farmington Road, 0.7 mile from intersection with Hwy 99, ca. 3 miles E of Stockton. Comment
  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
  SEINET5336911  Herniaria cinerea K. Brandegee 1907-5-7 s.n. San Joaquin Near Tracy, on the first cross road to the west. Comment
  SEINET5336912  Herniaria cinerea K. Brandegee 1907-10-2 s.n. San Joaquin Near Stockton Comment
  POM101087  Herniaria hirsuta subsp. cinerea Katherine Brandegee 1907-08 s.n. San Joaquin Near Lathrop. 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
  UC444447  Herniaria hirsuta subsp. cinerea E. L. Greene 1889-4-30 San Joaquin near Bethany; ; near Bethany Comment
  UC85563  Herniaria hirsuta subsp. cinerea Alice Eastwood 1905-5-28 San Joaquin Escalon Comment
  CAS-BOT-BC388503  Herniaria hirsuta var. cinerea F. R. Lawson 1930-5-27 s.n. San Joaquin Lone Tree Canyon. South of Tracy Comment
  CAS-BOT-BC310166  Hesperevax caulescens Roxana S. Ferris 1953-5-15 12651 San Joaquin On road betw. Everett School & intersection with Bellota-Farmington road, ca. 2 mi. W of intersection Comment
  POM257004  Hesperevax caulescens H. L. Mason 1939-4-16 s.n. San Joaquin 9 miles SE if Stockton at jct of Austin Road and Little John Creek Comment
  SBBG26795  Hesperevax caulescens H. L. Mason 1939-4-16 12081 San Joaquin ca. 9 mi SE of Stockton at jct of Austin Rd and Little John Crk Comment
  UC635690  Heterocodon rariflorum H. L. Mason 1932-4-24 6974 San Joaquin 11 mi s Clements Comment
  SEINET3386868 Image available Heterotheca grandiflora P. O. Schallert 1945-1-10 s.n. San Joaquin Delta area near Stockton, California Comment
  RSA0075854  Heterotheca grandiflora A. A. Heller 1938-4-9 15020 San Joaquin Upper Sherman Island. Comment
  RSA0075855  Heterotheca grandiflora E. E. Stanford 1926-10-19 66 San Joaquin Stockton, San Joaquin River. Comment
  UC480929  Heterotheca grandiflora Harriet A. Walker 906 San Joaquin near S.P.R.R.; Lathrop 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
  JEPS9104  Hibiscus lasiocarpos Roy M. Filcher 1914-9-14 San Joaquin Moorland Comment
  JEPS9105  Hibiscus lasiocarpos Dr. W. P. Gibbons 1895-10-15 San Joaquin Stockton Comment
  CAS-BOT-BC123648  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
  CDA5019  Hibiscus trionum E. B. Eby 1961-10-2 San Joaquin John Graffignia property, Pullman Road, Stockton. 0 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
  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-BC324602  Holocarpha obconica David D. Keck 1933-8-23 2504 San Joaquin Corral Hollow (east end), 10.5 miles southwest of Tracy Comment
  CAS-BOT-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
  CDA7982  Holocarpha obconica Harkness, Peterson, Croce 1975-6-19 San Joaquin Railroad right of way, ca. 5 miles southwest of Tracy. 0 Comment
  SD124918  Holocarpha obconica A. C. Sanders 1986-9-12 6919 San Joaquin Along highway I-5, 0.7 miles north of the hospital Creek bridge and 2.2 miles north of the Stanislaus Co. Line. 74 Comment
  UC1357614  Holocarpha obconica R. F. Hoover 1965-9-24 9646 San Joaquin River Road just n Stanislaus County line (near San Joaquin River) Comment
  UC990596  Holocarpha obconica James I. McMurphy 1908-10-19 San Joaquin hills 3-4 mi out of Tracy Comment
  POM298304  Holocarpha obconica subsp. obconica D. D. Keck 1933-8-23 2504 San Joaquin Corral Hollow (east end), 10.5 miles SW of Tracy. Comment
  CAS-BOT-BC320375  Holocarpha virgata C. C. Parry 1881-1-1 125 San Joaquin Corral Hollow Comment
  CAS-BOT-BC320378  Holocarpha virgata C. C. Parry 1881-8-1 s.n. San Joaquin San Joaquin Comment
  CAS-BOT-BC320374  Holocarpha virgata David D. Keck 1931-10-18 1319 San Joaquin Escalon 38 Comment
  CAS-BOT-BC320377  Holocarpha virgata Gladys L. Smith 1959-5-1 1045 San Joaquin Near Wallace Comment
  UC2026963  Holocarpha virgata subsp. virgata David Keil 1988-8-23 20991 San Joaquin Liberty Road 4.2 miles east of Highway 99 Comment
  JEPS24325  Holozonia filipes G. Thomas Robbins with Robt. Ornduff and Howard Whisler 1959-10-25 4170 San Joaquin 3.5 mi e Farmington (0.5 mi w of Stanislaus Co. line, along State Highway 4, in the first low, rolling foothills of the Sierra Nevada); Sierra Nevada, Duck Creek 42 Comment
  UC913094  Holozonia filipes David D. Keck 1932-6-26 1505 San Joaquin 1.6 mi e Farmington (on the road to Milton) 35 Comment
  CAS-BOT-BC311743  Holozonia filipes David D. Keck 1932-6-26 1505 San Joaquin 1.6 mi. east of Farmington, on road to Milton 35 Comment
  CAS-BOT-BC285039  Hordeum depressum E. E. Stanford 1930-4-5 1260 San Joaquin Durham Ferry Road Comment
  CAS-BOT-BC285041  Hordeum depressum E. E. Stanford 1927-3-17 115 San Joaquin Stockton Campus Comment
  CAS-BOT-BC285043  Hordeum depressum John Thomas Howell 1953-4-26 28931 San Joaquin Corral Hollow Comment
  POM352453  Hordeum depressum C. R. Quick s.n. San Joaquin Tuxedo Park Comment
  UCD85622  Hordeum depressum G. F. Hrusa; S. A. Wagner 1992-4-22 9318 San Joaquin South side of Stanislaus River in vicinity of Caswell Park. Comment
  CDA43396  Hordeum jubatum Ken Peek 2015-4-14 PDR# 010 P06220548 San Joaquin Vicinity of Tracy. 0 Comment
  CAS-BOT-BC285129  Hordeum marinum subsp. gussoneanum Gladys L. Smith 1959-5-2 1061 San Joaquin Wallace, Hwy. 12 60 Comment
  POM352454  Hordeum marinum subsp. gussoneanum E. E. Stanford 1927-3-3 115 San Joaquin Stockton. Comment
  UCD96918  Hordeum murinum Ellen Dean; Clare Loughran, Mary Shea, Wilde Legard, 2011-4-22 6955 San Joaquin Contra Costa Water District land (recently purchased), Carnegie Canyon Area at 32322 Corral Hollow Road west of CA-580 just north of junction with Interstate 5. Canyon with Amsinckia grandiflora population. Upper end of population. Comment
  CAS-BOT-BC389764  Hordeum murinum R. D. Hennessey 1964-5-2 79 San Joaquin Calaveras River 1 mile north and 7 miles northeast of point at which river empties into Stockton Channel Comment
  SEINET9343031  Hordeum murinum Unknown 1992-3-4 9067 San Joaquin Caswell Memorial State Park 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
  POM352477  Hordeum murinum subsp. leporinum C. R. Quick 1929-3-18 s.n. San Joaquin Campus, Stockton Comment
  UC73791  Hordeum murinum subsp. leporinum Mr. Sanford 1890-4-11 37 San Joaquin Waverly 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
  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
  UCR63920  Hypericum perforatum L. F. LaPre 1990-6-5 s.n. San Joaquin Forster Ranch at the gate on Hwy 188. 76 Comment
  CAS-BOT-BC319042  Hypochaeris glabra E. E. Stanford 1930-4-18 1362 San Joaquin Thornton Road Comment
  CDA5553  Ipomoea purpurea T. C. Fuller 1963-9-11 11230 San Joaquin West of Highway 99 freeway, 0.1 mile north of Woodbridge Road, 2 miles north of Lodi. 0 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
  UCR63919  Juglans hindsii L. F. LaPre 1990-6-4 s.n. San Joaquin Borden Ranch, south side of Dry Creek 70 Comment
  UCD141294  Juncus acuminatus G. F. Hrusa; E. R. Hochman 1992-9-27 10501 San Joaquin Smith Lake, approximately 5 miles WNW of Quincy. Comment
  CDA39157  Juncus balticus J. B. Gianelli s.n. San Joaquin West side of Garden Road, 0.5 mile north of Hwy 12. 0 Comment
  UCD141334  Juncus balticus subsp. ater G. F. Hrusa; S. A. Wagner 1992-4-2 9298 San Joaquin Caswell Memorial State Park, just west of westernmost parking area. Comment
  RSA368182  Juncus bufonius E. E. Stanford 1930-4-26 1430 San Joaquin Copperopolis Road. Comment
  SEINET7042491  Juncus bufonius A. G. Vestal 1963-5-27 s.n. San Joaquin Dutch Creek east northeast of Linden on Route 8. Valley Springs quadrangle UTM Zone 10, 675894mE, 4215023mN. Comment
  UCR128232  Juncus bufonius var. congestus Pam Wright, Louis LaPierre 2003-5-9 s.n. San Joaquin Sacramento Valley, 1 mile south of Collegeville, southeast of Stockton and east of French Camp, off Littlejohn Creek immediately west of Jack Tone Road and south of BNSF railroad line, 55 acre Mariposa mitigation site (created in 2000) 17 Comment
  UCD141515  Juncus effusus subsp. pacificus G. F. Hrusa; S. A. Wagner 1992-4-22 9301 San Joaquin Caswell Memorial State Park. Comment
  POM146166  Juncus xiphioides E. E. Stanford 1927-5-26 433 San Joaquin Stockton. Comment
  CAS-BOT-BC80916  Juniperus californica E. E. Stanford 1930-4-5 1217 San Joaquin Hospital Canyon Comment
  JEPS97647  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
  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
  CDA6290  Kickxia elatine J. B. Gianelli 1988-12-1 San Joaquin Collier Road at Mokelumne River, 0.5 mile east of Mackville, Lodi. 0 Comment
  POM147994  Kickxia elatine E. E. Stanford 1927-9-17 705 San Joaquin Stockton. Comment
  POM215189  Kickxia elatine D. D. Keck 1933-10-28 2578 San Joaquin 3 miles N of Stockton. Comment
  CAS-BOT-BC340435  Lactuca saligna John Thomas Howell 1932-10-16 10846 San Joaquin Tesla Road, 8 miles west of Tracy Comment
  POM147745  Lactuca serriola E. E. Stanford 1927-7-21 669 San Joaquin Stockton. Comment
  UC91977  Lactuca serriola T. S. Brandegee 1893-7-9 San Joaquin Bouldin Island Comment
  UCD133565  Lactuca serriola G. F. Hrusa 1992-8-26 9542 San Joaquin to the immediate west of the westernmost parking area. Caswell Memorial State Park. Comment
  CAS-BOT-BC340720  Laennecia coulteri Mrs. E. C. Sutliffe 1927-9-4 s.n. San Joaquin Lodi 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
  UC2043151  Lagophylla ramosissima Barbara Ertter with Tina Carlson and CNPS members 1994-4-23 12444 San Joaquin Lawrence Livermore Laboratory on N side Corral Hollow Road just E of Alameda Co. line, ca. 10 air miles SW of Tracy. Comment
  RSA409531  Lamium amplexicaule Cyril R. Owen 1927-10-14 s.n. San Joaquin Campus, College of the Pacific. Comment
  SD241068  Lamium amplexicaule George K. Helmkamp, E. A. Helmkamp 2012-4-7 18718 San Joaquin San Joaquin Valley: along CA-26, 3.2 miles southwest of its junction with N Wimer Road, NE of town of Linden (Valley Springs SW 7.5'Q) 52 Comment
  SD243165  Lamium amplexicaule George K. Helmkamp, E. A. Helmkamp 2011-3-12 17060 San Joaquin Northern San Joaquin Valley: Collier Road, 0.2 mile east of its junction with Suttenfield Road, 9.4 mi. NE (50a^z) of Lodi. Grassy field. 39 Comment
  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
  UCR238404  Lamium amplexicaule George K. Helmkamp, E. A. Helmkamp 2012-4-7 18718 San Joaquin San Joaquin Valley, along CA-26, 3.2 miles southwest of its junction with N Wimer Road, NE of town of Linden 52 Comment
  RSA611568  Lappula squarrosa R. S. Woglum 1941-4-27 2987 San Joaquin San Joaquin Valley: Lodi. 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
  UCD132440  Lasthenia californica subsp. californica Beecher Crampton 1975-4-16 9148 San Joaquin 3 miles NE Clements. Jct. Liberty Road and Hwy.88 Comment
  CAS-BOT-BC324466  Lasthenia conjugens Edw. L. Greene 1887-4-17 s.n. San Joaquin Antioch Comment
  JEPS17259  Lasthenia ferrisiae R. F. Hoover 1937-5-6 2083 San Joaquin 5 mi se Stockton 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
  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
  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-BC352736  Lasthenia fremontii E. E. Stanford 1929-4-7 1040 San Joaquin Near Peters. Comment
  CDA8116  Lasthenia fremontii T. C. Fuller 1962-5-1 8298 San Joaquin Highway 12 to Wallace, 5.6 miles east of Clements. 0 Comment
  POM196311  Lasthenia fremontii E. E. Stanford 1928-4-7 848 San Joaquin Near Collegeville Comment
  SEINET11805355  Lasthenia fremontii R. A. Schlising, Baker, H. G. 1963-1 2482 d San Joaquin junction of Hwy 8 & Ospital Road Comment
  UC565492  Lasthenia glaberrima H. L. Mason 1932-4-24 6972 San Joaquin 11 mi s Clements Comment
  CDA8119  Lasthenia glaberrima T. C. Fuller 1962-5-1 8292 San Joaquin Highway 12 to Wallace, 2.0 miles east of Clements. 0 Comment
  POM146132  Lasthenia glaberrima E. E. Stanford 1927-4-12 148 San Joaquin Near Stockton. Comment
  POM146131  Lasthenia glabrata subsp. glabrata E. E. Stanford 1927-3-23 102 San Joaquin Stockton. Comment
  CAS-BOT-BC352813  Lasthenia glabrata subsp. glabrata E. E. Stanford 1929-3-30 1022 San Joaquin Stockton Comment
  CAS-BOT-BC352816  Lasthenia glabrata subsp. glabrata Carl B. Wolf 1937-5-11 8604 San Joaquin San Joaquin Valley, 3 miles N of Stockton 7 Comment
  POM226880  Lasthenia glabrata subsp. glabrata L. R. Abrams 1935-4-20 13655 San Joaquin Between Stockton and Lodi. Comment
  RSA396106  Lasthenia glabrata subsp. glabrata C. B. Wolf 1937-5-11 8604 San Joaquin 3 miles N of Stockton. 8 Comment
  RSA516586  Lasthenia microglossa R. C. Bacigalupi, Francia Chisaki 1956-4-5 5583 San Joaquin In first side canyon to the NE (0.45 mile) of the Alameda-San Joaquin County line off of Corral Hollow, about 1.5 miles N of the Corral Hollow road. 396 Comment
  CAS-BOT-BC368701  Lasthenia microglossa David D. Keck; J. Clausen 1935-4-10 3134 San Joaquin 14 miles northwest of McKittrick. 914 Comment
  CAS-BOT-BC368703  Lasthenia microglossa David D. Keck; J. Clausen 1935-3-10 8430 San Joaquin 14 miles northwest of McKittrick. 914 Comment
  UC2028970  Lasthenia microglossa Barbara Ertter with Tina Carlson and CNPS members 1994-4-23 12443 San Joaquin Lawrence Livermore Laboratory on N side Corral Hollow Road just E of Alameda Co. line, ca 10 air miles SW of Tracy. Comment
  CAS-BOT-BC368709  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-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-BC368712  Lasthenia minor Roxana S. Ferris 1937-3-4 9311 San Joaquin 6 miles from Copperopolis on the Farmington Road Comment
  CAS-BOT-BC368714  Lasthenia minor E. E. Stanford 1928-4-19 890 San Joaquin Stockton Comment
  CAS-BOT-BC368715  Lasthenia minor E. E. Stanford 1928-3-20 813 San Joaquin Peters 45 Comment
  CAS-BOT-BC368717  Lasthenia minor John Thomas Howell 1933-3-26 10887 A San Joaquin Corral Hollow Comment
  JEPS9906  Lasthenia minor A. D. Tenney 1915-4-14 San Joaquin Comment
  SJSU11828  Lasthenia minor R. L. Fisher 1958-3-10 San Joaquin Corral Hollow 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
  UC1363826  Lasthenia minor Robert Ornduff 1958-2-23 4750 San Joaquin 4.6 mi w of crossing of road and Delta-Mendota canal. or 6.8 mi sw of Highway 50 Corral Hollow Creek; Tesla-Corral Hollow Road Comment
  UC604924  Lasthenia minor Roxana S. Ferris 1938-4-15 9404 San Joaquin at the mouth of Corral Hollow Comment
  UC614971  Lasthenia minor Beryl O. Schreiber 1932-3-27 136 San Joaquin Midway Comment
  POM195973  Lasthenia minor E. E. Stanford 1928-3-20 813 San Joaquin Peters. 46 Comment
  POM196011  Lasthenia minor E. E. Stanford 1928-4-19 890 San Joaquin Stockton Comment
  CDA27129  Lathyrus jepsonii subsp. californicus L. Hawkins 1972-6-26 San Joaquin 2.5 miles south of Highway 12 at Potato Slough, Lodi. 0 Comment
  RSA7426  Lathyrus jepsonii subsp. californicus J. T. Howell 1933-7-20 11446 San Joaquin Lathrop Bridge, on San Joaquin River. Comment
  JEPS1781  Lathyrus jepsonii var. californicus Edward Lee Greene 1889-1 San Joaquin Stockton Comment
  UC61035  Lathyrus jepsonii var. jepsonii N. K. Berg 1903-11 San Joaquin Routh & Ready Comment
  RSA43223  Lathyrus vestitus subsp. bolanderi Robert F. Hoover 1947-2-11 6616 San Joaquin Poly Canyon (Brizziolari Creek of maps) Comment
  CDA5003  Lavatera cretica T. C. Fuller 1962-6-4 8832 San Joaquin North side of Highway 50 at railroad tracks, west limits of Tracy. 0 Comment
  JEPS13425  Layia chrysanthemoides R. F. Hoover 1937-5-6 2082 San Joaquin 5 mi se Stockton Comment
  SEINET7076109  Layia fremontii A. G. Vestal 1955-4-1 3600 San Joaquin About 17.5 miles west of Farmington on Route 4. (NAD 27; 37.9322? deg. North Latitude, 121.3141? deg. West Longitude). [GPS Coordinate: WGS84/NAD83]. Comment
  HSC5902  Layia fremontii D. A. Shally 1965-4-10 4 San Joaquin 3 mi. E of Balota, Hwy. 26, Linden Rd. Comment
  POM195965  Layia fremontii E. E. Stanford 1928-4-7 849 San Joaquin Near Collegeville Comment
  UCD33924  Layia fremontii Beecher Crampton 1975-4-16 9149 San Joaquin 3 miles N.E. of Clements, jct. of Liberty road and Hwy. 88. Comment
  UCR233466  Layia munzii George K. Helmkamp, E. A. Helmkamp 2010-4-7 15836 San Joaquin Northeast San Joaquin Valley, along CA-88, 1.1 miles southwest of the Amador County line, 6 miles NE (33 deg. ) of Clements 79 Comment
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May 24 2020
  CAS-BOT-BC380869  Layia platyglossa Roxana S. Ferris 1938-4-15 9397 San Joaquin Western end of Lynn Road between Carbona and mouth of Corral Hollow 60 Comment
  CAS-BOT-BC380870  Layia platyglossa Brandegee not specified s.n. San Joaquin San Joaquin Comment
  SEINET4691390  Layia platyglossa George K. Helmkamp, E. A. Helmkamp 2010-1 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
  UC1601122  Layia platyglossa Benj. Cobb San Joaquin Tracy Comment
  UC2044624  Layia platyglossa George K. Helmkamp with 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. (Clements 7.5' Q.) Comment
  UC30681  Layia platyglossa Benj. Cobb 1900-4-10 11 San Joaquin Tracy Comment
  RSA21464  Layia platyglossa subsp. campestris C. B. Wolf 1937-3-31 8398 San Joaquin San Joaquin Valley, mouth of Hospital canyon, SW of Vernalis 107 Comment
  UC1056242  Leersia oryzoides Virginia E. Long 1930-9-1 8 a San Joaquin near Holt Comment
  UCD36788  Leersia oryzoides Beecher Crampton 1955-9-7 3154 San Joaquin San Joaquin County, 6.4 miles south of Thornton. Comment
  UCD63509  Leersia oryzoides Beecher Crampton 1955-9-7 3154 San Joaquin 6.4 miles south of Thornton. Comment
  UCR80870  Leersia oryzoides G. Fred Hrusa, S. A. Wagner 1992-7-8 9153 San Joaquin Caswell Memorial State Park. Comment
  UC1083189  Lemna minuscula Herbert L. Mason 1937-6-21 11550 San Joaquin 1/2 mi sw of Holt Comment
  RSA318294A  Lemna minuta Wayne P. Armstrong 1984-8-22 1214 San Joaquin Trapper Slough-- north side of Highway 4 approximately 4 miles west of Holt 2 Comment
  RSA318295  Lemna minuta Wayne P. Armstrong 1984-8-23 1215 San Joaquin South side of Highway 4-- 3 miles southwest of Holt 2 Comment
  UC1101290  Lemna turionifera Malcolm A. Nobs, S. Galen Smith 1949-10-23 1895 San Joaquin 15 mi sw of Ione (on road from Ione to Clements) Comment
  CAS-BOT-BC88687  Lepidium acutidens Carl B. Wolf 1937-3-31 8373 San Joaquin San Joaquin Valley, 1 mile south of Stockton on Tracy Road. 5 Comment
  CAS-BOT-BC88871  Lepidium chalepense Bellue 1932-6-1 s.n. San Joaquin Unspecified. Comment
  CAS-BOT-BC88942  Lepidium dictyotum Peter H. Raven; R. Alava; R. Ornduff; S. Woodcox 1957-3-30 10558 San Joaquin Corral Hollow. Comment
  RSA293043  Lepidium dictyotum Reino Alava 1957-3-30 582 San Joaquin San Joaquin Valley, hillside at Corral Hollow. Comment
  UC10609  Lepidium dictyotum var. acutidens F. T. Bioletti 1892-1 San Joaquin Lower San Joaquin 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
  UCD115344  Lepidium didymum Ron Baskett 1974-6-6 s.n. San Joaquin location unknown. Comment
  CDA15556  Lepidium latifolium G. F. Hrusa, M. Rejmanek, M. Tu 1998-10-14 14887 San Joaquin Caswell Memorial State Park; Stanislaus river along River Bend trail. Comment
  NY76540  Lepidium latifolium D. W. McNeal 1982-7-7 2660 San Joaquin At the end of the slough north of Eight Mile Road, 0.6 mile west of Interstate #5 north of Stockton Comment
  UCR253616  Lepidium latifolium George K. Helmkamp, Elizabeth Helmkamp 2012-10-26 20074 San Joaquin San Joaquin Valley, Rock Creek, at East Sonora Road, 1.3 miles southeast of CA-4 50 Comment
  CAS-BOT-BC12558  Lepidium nitidum John Thomas Howell 1931-3-16 5784 San Joaquin 3 miles southeast of Tracy. Comment
  CAS-BOT-BC12561  Lepidium nitidum Peter H. Raven; H. L. Mason; R. Ornduff; et al 1957-3-30 10559 San Joaquin Corral Hollow. Comment
  RSA161144  Lepidium nitidum P. H. Raven, Robert Ornduff, et al. 1957-3-30 10559 San Joaquin Corral Hollow. Comment
  UC10666  Lepidium nitidum J. A. Sanford 1890-1 404 San Joaquin Waverly Comment
  UCR207838  Lepidium nitidum George K. Helmkamp, E. A. Helmkamp 2009-3-26 14466 San Joaquin San Joaquin Valley, along Tully Road, 0.1 mile north of its junction with Kettleman Lane, 3.8 miles south of CA-88 in Lockeford 24 Comment
  CAS-BOT-BC12706  Lepidium oblongum J. W. Congdon 1893-4-30 s.n. San Joaquin Lathrop. Comment
  CAS-BOT-BC12711  Lepidium oblongum Volney Rattan 1887-3-1 s.n. San Joaquin Live Oaks. 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
  RSA429653  Lepidium perfoliatum E. E. Stanford 1930-5-28 1524 San Joaquin Lincoln Highway near French Camp Comment
  CDA3816  Lepidium pinnatifidum A. Bugbee 1966-5-19 San Joaquin Santa Fe Railroad, Jack Tone Road, Stockton. 0 Comment
  UC10602  Lepidium strictum J. A. Sanford 1890-1 407 San Joaquin Waverly Comment
  RSA0116234  Lepidium strictum Volney Rattan 1877-03 s.n. San Joaquin Live Oaks Comment
  RSA697455  Lepidium virginicum J. Vlahos 1934-5-20 s.n. San Joaquin South Forks. Comment
  UC61020  Lepidium virginicum N. K. Berg 1903-12-5 San Joaquin Rough & Ready Isl. Comment
  JEPS88952  Lepidium virginicum N. K. Berg 1903-12-5 San Joaquin Rough & Ready Island Lower San Joaquin Comment
  CAS-BOT-BC329361  Lepidospartum squamatum John Thomas Howell 1971-6-25 48111 San Joaquin Flood plain of Hospital Creek at Interstate Hwy 580, 4 miles SW of Vernalis Comment
  JEPS74315  Lepidospartum squamatum John Thomas Howell 1973-10-31 50264 San Joaquin sw Vernalis (at Highway 580, wash of Hospital Creek); wash of Hospital Creek Comment
  UC1069789  Lepidospartum squamatum R. W. Lundh 1932-6-1 115 San Joaquin mouth Hospital Canyon; Carbona Quad., mouth of Hospital Canyon 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
  UCD134022  Lepidospartum squamatum John Thomas Howell 1973-10-31 50264 San Joaquin Hospital Creek southwest of Vernalis at Highway 580. Comment
  UCD63651  Leptochloa fusca subsp. fascicularis Beecher Crampton 1955-9-7 3152 San Joaquin 6.4 miles south of Thornton. Comment
  RSA135321  Leptosiphon bicolor Volney Rattan 1877-3-15 s.n. San Joaquin Live Oaks Comment
  CAS-BOT-BC123036  Lessingia glandulifera var. glandulifera John Thomas Howell 1927-8-27 3065 San Joaquin 3 miles W of Manteca 15 Comment
  UC33155  Lessingia pectinata var. tenuipes F. T. Bioletti 1892-9-9 San Joaquin Lathrop Comment
  UC468917  Lessingia pectinata var. tenuipes Harriet A. Walker 1907-9-8 932 San Joaquin in front Catholic church (Lathrop); Lathrop Comment
  CDA8205  Lessingia virgata T. C. Fuller 1958-9-3 1191 -58 San Joaquin North side of Collier Road at Pearl Road, 8 miles east of Highway 99, northeast of Lodi. 0 Comment
  CAS-BOT-BC272206  Leymus triticoides E. E. Stanford 1927-5-28 442 San Joaquin Near Stockton, Calaveras River Comment
  UCD65604  Leymus triticoides G. F. Hrusa; S. A. Wagner 1992-4-22 9270 San Joaquin Caswell Memorial State Park. Comment
  CDA32492  Leymus triticoides T. C. Fuller 1958-12-18 1665 San Joaquin West side of Ray Rd., 200 yards north of State Hwy 12, southwest of Lodi. 0 Comment
  CAS-BOT-BC451656  Lilaea scilloides John Thomas Howell 1930-4-12 4681 San Joaquin 7 miles from Escalon on road to Stockton. 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
  POM203336  Lilaea scilloides J. T. Howell 1930-4-12 4680 San Joaquin 7 miles from Escalon on road to Stockton. 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
  SD233724  Lilaeopsis masonii Lisa Kegarice Jul 1993 San Joaquin Sacramento Valley: near Stockton, island in the San Joaguin River delta. Slough subject to tidal influence. Comment
  UCD127575  Lilaeopsis masonii Maria Lain 1982-5-20 s.n. San Joaquin east edge of of small island in Old River at its junction with West Canal. (i.e. by the northeast trip of Coney Island) Comment
  OBI12599  Limnanthes alba Robert F. Hoover 1936-4-30 1057 San Joaquin Farmington Comment
  RSA27974  Limnanthes alba C. L. Hitchcock 1940-4-29 6303 San Joaquin 3 miles south of Galt. 16 Comment
  SJSU10803  Limnanthes alba H. B. Heisinger 1956-4-22 San Joaquin 28 mi E of Stockton Comment
  UC596521  Limnanthes alba subsp. alba R. F. Hoover 1936-4-30 1057 San Joaquin Farmington Comment
  UC635634  Limnanthes alba subsp. alba H. L. Mason 1928-5-3 4456 San Joaquin 6 mi n Clement Comment
  UCD116466  Limnanthes alba subsp. alba Marvin L. Nies 1951-5-4 58 San Joaquin 6 miles east of Lodi. Comment
  UC1746127  Limnanthes douglasii subsp. rosea Annetta M. Carter 1947-4-5 1783 San Joaquin E of Farmington, 0.3 mi. W of San Joaquin Co. line. Comment
  UC17913  Limnanthes douglasii subsp. rosea A. W. Gunnison 1896-4-18 San Joaquin Linden 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
  POM196043  Limnanthes douglasii subsp. rosea E. E. Stanford 1929-4-7 1025 San Joaquin Peters. Comment
  RSA435688  Limnanthes douglasii subsp. rosea Clarence R. Quick 1929-4-13 s.n. San Joaquin C.O.P. Aviation Field, Stockton. Comment
  SEINET6670606  Limnanthes douglasii subsp. rosea C. T. Mason 1948-4-24 1145 San Joaquin 7 miles northeast of Clements along State Highway 88 91 Comment
  UCD33917  Limnanthes douglasii subsp. rosea Beecher Crampton 1975-4-16 9141 San Joaquin San Joaquin County, 6 miles N.W. of Lockeford, Liberty and Bruella roads. Comment
  CDA33334  Limnobium laevigatum Paul Ryan/Alan Hyde 2010-10-4 PDR# 1596382 San Joaquin Near Rio Vista; tidal waterway; main population about 300 yards from deep water channel next to abandoned crane. 0 Comment
  CDA33336  Limnobium laevigatum Paul Ryan/Alan Hyde 2010-10-4 PDR# 1596380 San Joaquin Bethel Island, tidal waterway; population is about 1/5 mile off of deep water channel. 0 Comment
  CDA40052  Linanthus ciliatus T. C. Fuller 1962-4-24 8231 San Joaquin South of Corral Hollow Creek, ca. 8 miles southwest of Tracy. 0 Comment
  UC52680  Linanthus dichotomus Benj. Cobb San Joaquin Tracy Comment
  UC907995  Linanthus liniflorus Herbert L. Mason 1928-5-3 4458 San Joaquin 6 mi n Clements Comment
  UC963946  Linanthus pygmaeus R. F. Hoover 1938-4-9 3035 San Joaquin hill between Castle Rock and Black Butte; Corral Hollow Comment
  JEPS33272  Lindernia dubia var. anagallidea Rimo Bacigalupi and L. Constance 1962-8-13 8710 San Joaquin just n of site of San Joaquin City (just n of bridge of the Durham Ferry Road, just above waterline of San Joaquin River); San Joaquin River 3 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
  CAS-BOT-BC430971  Lithophragma bolanderi Volney Rattan 1885-3-25 s.n. San Joaquin In wheat field Live Oaks 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-BC283560  Lolium multiflorum E. E. Stanford 1930-4-12 1298 San Joaquin Mariposa Road near Cometa Road Comment
  CHSC20553  Lolium multiflorum Virginia Holsinger 1964-5-18 106 San Joaquin Roadside bordering cow pasture, east of Livermore. 152 Comment
  CAS-BOT-BC389762  Lolium multiflorum R. D. Hennessey 1964-5-2 76 San Joaquin North of Calaveras River 1 mile and 7 miles northeast of point where the river empties into Stockto [Stockton] Channel Comment
  CDA2243  Lolium perenne J. B. Gianelli 1959-6-11 2586 San Joaquin Potter ranch, Lodi. 0 Comment
  SEINET3291988 Image available Lolium perenne Unknown 1945-4-22 San Joaquin Near Stockton Comment
  UCR63934  Lolium perenne L. F. LaPre 1990-6-4 s.n. San Joaquin Borden Ranch, south side of Dry Creek 70 Comment
  POM146263  Lolium perenne subsp. multiflorum E. E. Stanford 1927-4-12 146 San Joaquin Near Stockton. Comment
  UCR232209  Lolium perenne subsp. multiflorum George K. Helmkamp, E. A. Helmkamp 2011-3-12 17069 San Joaquin Upper San Joaquin Valley, between Lodi and Galt, Forest Lake Road just west of CA-99 27 Comment
  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
  UCD96921  Lomatium utriculatum Ellen Dean; Clare Loughran, Mary Shea, Wilde Legard, 2011-4-22 6957 San Joaquin Contra Costa Water District land (recently purchased), Carnegie Canyon Area at 32322 Corral Hollow Road west of CA-580 just north of junction with Interstate 5. Canyon with Amsinckia grandiflora population. Upper end of population. Comment
  CAS-BOT-BC241460  Lonicera involucrata var. ledebourii Brian Atwater 1978-8-18 BA- 38 San Joaquin Inside a meander of Old River; between Quinby Island and Franks Tract Comment
  UC15513  Lotus purshianus var. purshianus J. A. Sanford 1890-1 70 San Joaquin Stockton 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
  UC101866  Lotus wrangelianus Katharine Brandegee 1907-10-2 San Joaquin near Stockton Comment
  UC19731  Ludwigia J. A. Sanford 1890-1 37 San Joaquin Stockton Comment
  CDA5222  Ludwigia peploides subsp. montevidensis Castle Seed Co. 1959-8-13 San Joaquin A. L. Castle Seed Company, Stockton. 0 Comment
  JEPS44327  Ludwigia peploides subsp. peploides Willis L. Jepson 1923-8-3 10031 San Joaquin lower San Joaquin Co., Old River, canal lower San Joaquin Co., Old River 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
  JEPS65021  Lupinus benthamii W. L. Jepson 1929-4-28 15196 San Joaquin Clements 60 Comment
  SD241012  Lupinus bicolor George K. Helmkamp, E. A. Helmkamp 2011-3-29 17095 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 (56a^z) of Linden. 71 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
  UCR238403  Lupinus bicolor George K. Helmkamp, E. A. Helmkamp 2012-4-7 18717 San Joaquin San Joaquin Valley, along CA-26, 3.2 miles southwest of its junction with N Wimer Road, NE of town of Linden 52 Comment
  POM350010  Lupinus bicolor E. E. Stanford 1928-5-5 951 San Joaquin Near Peters Comment
  SJSU10738  Lupinus bicolor H. T. Shishido 1961-4-8 San Joaquin by Clements near Mokelumne R 39 Comment
  UCD107296  Lupinus bicolor June McCaskill; Jack Major 1958-4-10 554 San Joaquin North side of State Highway 12, 2.1 miles west of Wallace (1.4 miles west of turnoff to Camance). 60 Comment
  POM196337  Lupinus formosus var. formosus E. E. Stanford 1928-5-12 1015 San Joaquin Sacramento Road. Near Sacramento Co Line. Comment
  JEPS65232  Lupinus formosus var. robustus W. L. Jepson 1896-6-27 55 t San Joaquin San Joaquin River bridge to Burnet's sta.; San Joaquin River bridge to Burnet's sta. Comment
  OBI48310  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
  RSA659202  Lupinus microcarpus var. densiflorus R. Riggins 1982-4-24 1367 San Joaquin Carnegie Motorcycle Park Project, Co. J2 at Co. line. Comment
  SBBG114090  Lupinus microcarpus var. densiflorus R. Riggins 1982-4-24 1367 San Joaquin Carnegie Motorcycle Park Project, Co Rd J2 at Co line Comment
  SEINET239856  Lupinus microcarpus var. densiflorus Rhonda Riggins 1982-5-24 2 /20 San Joaquin Alameda Cos. Drainage area Carnegie Motorcyle 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
  CDA27534  Lupinus microcarpus var. microcarpus T. C. Fuller 1971-4-21 19833 San Joaquin Inner Coast Ranges; Lone Tree Creek. 0 Comment
  JEPS65481  Lupinus succulentus R. F. Hoover 1935-3-1 237 San Joaquin Vernalis Comment
  POM196007  Lupinus vallicola subsp. apricus E. E. Stanford 1929-4-7 1039 San Joaquin Near Peters 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
  UC1784118  Lycopus americanus Ethel Crum 1930-9-29 864 San Joaquin Holt Comment
  JEPS63275  Lycopus americanus unknown 1923-8-3 10028 San Joaquin 4 mi. n.e. Byron (Old R.); Old R. Comment
  UC19781  Lythrum californicum H. P. Fitch 1888-8-10 141 San Joaquin Stockton Comment
  UC19766  Lythrum hyssopifolia J. A. Sanford 1890-1 54 San Joaquin Stockton Comment
  UC735722  Lythrum hyssopifolia Walter Russell 1947-6-29 135 San Joaquin n of Escalon (Lone Tree Road 4/10 mi w of corner of Brennan Road); Lone Tree Road 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
  CDA15333  Lythrum salicaria E. Finley, Watkins 1998-9-22 PDR 1013543 San Joaquin North Coast Biodiversity Arena; E levy of San Joaquin River at confluence with Burns Cutoff. 0 Comment
  CDA13490  Lythrum salicaria F. Minnazzoli 1997-9-22 s.n. San Joaquin no loc. data 0 Comment
  UCD132784  Madia elegans G. F. Hrusa; S. A. Wagner 1992-8-9 9330 San Joaquin Caswell Memorial State Park. Comment
  CAS-BOT-BC342685  Madia elegans David D. Keck 1933-10-28 2577 San Joaquin 3 mi. N. of Stockton Comment
  POM196177  Madia elegans subsp. densifolia E. E. Stanford 1929-7-7 1136 San Joaquin Lodi Comment
  CAS-BOT-BC324518  Madia radiata Carl B. Wolf 1937-3-31 8403 San Joaquin Hospital Canyon, west side of San Joaquin Valley 137 Comment
  JEPS7399  Madia radiata R. F. Hoover 1938-4-10 3065 San Joaquin Lower Hospital Canyon Comment
  RSA0008529  Madia radiata C. B. Wolf 1937-3-31 8403 San Joaquin W side of San Joaquin Valley, Hospital Canyon. 137 Comment
  CAS-BOT-BC204035  Malacothamnus fremontii John Thomas Howell 1953-4-26 28932 San Joaquin Corral Hollow Comment
  CAS-BOT-BC204037  Malacothamnus fremontii John Thomas Howell 1971-6-25 48110 San Joaquin Hospital Creek at Interstate Hwy. 580, 4 miles southwest of Vernalis Comment
  CAS-BOT-BC345541  Malacothrix coulteri Alice Eastwood; John Thomas Howell 1935-4-7 2097 San Joaquin East end of Corral Hollow Comment
  CAS-BOT-BC345543  Malacothrix coulteri Alice Eastwood; John Thomas Howell 1935-4-7 2097 San Joaquin East end of Corral Hollow Comment
  POM146117  Malva nicaeensis E. E. Stanford 1927-4-19 163 San Joaquin Stockton, Campus. Comment
  UCD116600  Malva nicaeensis G. F. Hrusa 1992-8-26 9524 San Joaquin Caswell Memorial State Park. Comment
  CDA19473  Malva parviflora M. I. Wibawa, G. F. Hrusa, J. Naughton 2002-5-15 207 San Joaquin Sacramento Valley; on Liberty Rd, at junction to Dustin Rd, near Acampo. 22 Comment
  UCR201898  Malva parviflora George K. Helmkamp, E. A. Helmkamp 2008-10-9 14239 San Joaquin San Joaquin Valley, Dogtown, c. 12 miles NE of Lodi, Collier Road at Mackville Road, 1.1 miles west of CA-88 37 Comment
  UCD116645  Malva parviflora G. F. Hrusa 1992-4-22 9278 San Joaquin Open areas about the trails to the west of the campgrounds. Caswell Memorial State Park. Comment
  UC108943  Malvella leprosa T. S. Brandegee 1892-9-10 San Joaquin San Joaquin Bridge near Lathrop; San Joaquin Bridge Comment
  UC18829  Malvella leprosa J. Burtt Davy Nov. 1893 826 San Joaquin Stockton Comment
  UC18836  Malvella leprosa J. A. Sanford 1890-1 385 San Joaquin Stockton Comment
  CDA35812  Malvella leprosa T. C. Fuller 1961-9-13 7005 San Joaquin Road to Byron, Highway J4, 4.5 miles northwest of Tracy. 0 Comment
  UCD116707  Malvella leprosa F. R. Whitehead 1931-9-1 s.n. San Joaquin Stockton, CA. Comment
  UC1267079  Marah fabacea Kenneth M. Stocking August 1947 7 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
  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
  POM146116  Marah fabacea E. E. Stanford 1927-4-20 165 San Joaquin Near Stockton. Calaveras River bottom. Comment
  POM196281  Marah fabacea E. E. Stanford 1928-3-20 831 San Joaquin Near Peters 30 Comment
  JEPS63285  Marrubium vulgare W. L. Jepson 1924-5-22 10420 San Joaquin Calaveras River levee Bellota; Calaveras River levee Comment
  UCD125011  Marrubium vulgare G. F. Hrusa; S. A. Wagner 1992-4-24 9313 San Joaquin Caswell Memorial State Park. Comment
  CAS-BOT-BC71111  Marsilea vestita Peter Rubtzoff 1965-7-13 5579 San Joaquin San Joaquin River at Airport Way crossing (Tracy - Ripon area) Comment
  CAS-BOT-BC71109  Marsilea vestita E. E. Stanford 1927-5-26 439 San Joaquin Stockton, Calaveras River bottom 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
  SEINET7042489  Marsilea vestita 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
  UCSB8328  Marsilea vestita Chisaki, Francia; Kamb, Peter 1951-4-14 San Joaquin 2 mi E of Collegeville on road toward Valley Home. Comment
  UC1543031  Marsilea vestita subsp. vestita Donald G. Nelson 1939-6-9 612 San Joaquin 9 mi e Stockton (on Austin Rd., ca. 1 1/2 mi s of R.R.) Comment
  UC770069  Marsilea vestita subsp. vestita R. F. Hoover 1935-3-1 295 San Joaquin 5 mi sw Ripon Comment
  UC62269  Marsilea vestita subsp. vestita F. T. Bioletti 1892-9-9 San Joaquin lower San Joaquin Comment
  CDA7538  Matricaria discoidea T. C. Fuller 1962-4-2 8202 San Joaquin 2 miles northwest of Lathrop Bridge, ca. 5 miles northeast of Tracy. 0 Comment
  UC1069990  Matricaria discoidea R. D. Roseberry 1935-5-16 184 San Joaquin 4 mi nw Milton; Jackson Quad. 121 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
  CDA27609  Medicago arborea W. B. Andahl 1965-8-4 San Joaquin Farmington. 0 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
  JEPS65506  Medicago polymorpha W. L. Jepson 1929-4-28 15189 San Joaquin Lockeford 30 Comment
  SD243138  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 miles NE (50a^z) of Lodi (Lockeford 7.5'Q) 39 Comment
  UCR207831  Medicago polymorpha George K. Helmkamp, E. A. Helmkamp 2009-3-26 14461 San Joaquin San Joaquin Valley, junction of Collier Road and CA-88, about 0.2 mile north of the Mokelumne River 43 Comment
  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
  UCD107837  Medicago polymorpha G. F. Hrusa; S. A. Wagner 1992-3-22 9066 San Joaquin Caswell Memorial State Park. Comment
  UCD107868  Medicago polymorpha J. C. Tothill 1958-4-13 s.n. San Joaquin State Highway 8, ca. 15 miles east of Lodi. 57 Comment
  POM147779  Melilotus albus E. E. Stanford 1927-9-26 726 San Joaquin Stockton. Comment
  UCR77123  Melilotus albus G. Fred Hrusa, S. A. Wagner 1992-7-8 9158 San Joaquin Caswell Memorial State Park. Comment
  CAS-BOT-BC389765  Melilotus indicus R. D. Hennessey 1964-5-2 83 San Joaquin Bank of Calaveras River 7 miles east-northeast of point at which Calaveras River empties into Stockton Channel 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
  UC1191902  Mentha canadensis Malcolm A. Nobs and S. Galen Smith 1948-7-22 207 San Joaquin 2 mi n Manteca (irrigation canal) Comment
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Sep 17 2008
  UC104584  Mentha pulegium T. S. Brandegee 1901-9-9 San Joaquin San Joaquin Bridge Comment
  UC25391  Mentha pulegium H. P. Fitch 1888-8-7 146 San Joaquin Stockton Comment
  UC761956  Mentha pulegium R. F. Hoover 1935-8-3 704 San Joaquin 5 mi sw Ripon (Stanislaus River bottom); Stanislaus River bottom Comment
  UCD125121  Mentha pulegium Alton Enloe 1956-7-17 s.n. San Joaquin near Lodi. Comment
  UC177266  Mentha spicata K. Brandegee 1901-9-9 San Joaquin San Joaquin Bridge 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
  POM134690  Mentzelia affinis C. F. Baker 1903-4-25 2781 San Joaquin Tracy. Comment
  UC140495  Mentzelia affinis C. F. Baker 1903-4-25 2781 San Joaquin Tracy Comment
  UC420648  Mentzelia affinis Katharine Brandegee 1907-5-6 San Joaquin Tracy Comment
  UC766019  Mentzelia affinis R. F. Hoover 1938-4-9 3051 San Joaquin Lower end of Corral Hollow Lower end of Corral Hollow Comment
  UC19624 Image available Mentzelia albicaulis J. A. Sanford 1890-1 157 San Joaquin French Camp Comment
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Dec 31 2018
  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
  UC767155  Mentzelia pectinata R. F. Hoover 1938-3-19 2870 San Joaquin 1 mi n Corral Hollow (near Alameda Co. line) 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
  CAS-BOT-BC348802  Microseris campestris Roxana S. Ferris 1938-4-15 9413 San Joaquin Corral Hollow-Livermore Road 152 Comment
  RSA21626A  Microseris campestris Roxana S. Ferris 1938-4-15 9413 San Joaquin Corral Hollow - Livermore Road. 152 Comment
  RSA21626C  Microseris douglasii subsp. douglasii Roxana S. Ferris 1938-4-15 9413 San Joaquin Corral Hollow - Livermore Road. 152 Comment
  UC50031  Microseris douglasii subsp. douglasii J. A. Sanford 1890-1 403 San Joaquin Waverly Comment
  UC903218  Microseris douglasii subsp. douglasii Ethel Crum 1932-5-1 1416 San Joaquin Lockeford 22 Comment
  UCSC000848  Microseris douglasii subsp. douglasii B. Cobb unknown s.n. San Joaquin Tracy Comment
  RSA122921  Microsteris gracilis subsp. humilis C. B. Wolf 1937-3-31 8402 San Joaquin W side of San Joaquin Valley, Hospital Canyon 137 Comment
  RSA605652  Mimulus aurantiacus Louis C. Wheeler 1952-9-29 6994 San Joaquin Ladd Mine: San Joaquin 5. Comment
  JEPS22956  Mimulus douglasii Volney Rattan 1887-3-17 San Joaquin Live Oaks Mokelumne River Comment
  SEINET7072566  Mimulus guttatus 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
  RSA447930  Mimulus guttatus E. E. Stanford 1930-4-18 s.n. San Joaquin Northeastern portion of the county. Comment
  RSA80449  Mimulus guttatus E. E. Stanford 1930-04 s.n. San Joaquin Northern part 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
  JEPS6968  Mimulus latidens Francia Chisaki, Peter Kamb, and S. Galen Smith 1951-4-14 1986 San Joaquin 0.6 mi n Collegeville (in field e of road toward Lockeford) Comment
  UC1051656  Mimulus latidens Francia Chisaki, Peter Kamb, and S. Galen Smith 1951-4-14 1986 San Joaquin 0.6 mi n Collegeville (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
  UC27029  Mimulus microphyllus J. A. Sanford 1890-1 162 San Joaquin Waverly Comment
  UC886171  Mimulus microphyllus C. L. Hitchcock 1940-5-12 6368 San Joaquin 3 mi s Galt 15 Comment
  UCD122692  Mimulus microphyllus Marvin Nies 1951-4-1 29 San Joaquin 7 miles east of Lodi. Comment
  RSA60755  Mimulus pilosus Volney Rattan 1880-10-23 s.n. San Joaquin Rattan's Ranch, Live Oaks. Comment
  UC26913  Mimulus pilosus J. A. Sanford 1890-1 184 San Joaquin W. Stockton Comment
  CDA41830  Mimulus pilosus J. R. Pierce 1963-8-3 s.n. San Joaquin Goose Creek, 6 miles north of Lockeford, northern edge of county. 0 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
  UC27126  Mimulus tricolor J. A. Sanford 1890-1 169 San Joaquin Stockton Comment
  UC59141  Mimulus tricolor unknown 1881-1 San Joaquin Comment
  UC886382  Mimulus tricolor C. L. Hitchcock 1940-5-12 6367 San Joaquin 3 mi s Galt 15 Comment
  RSA409096  Mimulus tricolor E. E. Stanford 1930-4-18 s.n. San Joaquin Northeastern portion of the county. Comment
  RSA409097  Mimulus tricolor E. E. Stanford 1930-4-12 1277 San Joaquin Mariposa Road 16 miles SE of Stockton. Comment
  CDA24052  Minuartia californica G. D. Barbe, J. B. Gianelli, T. C. Fuller 1973-4-6 1171 San Joaquin 4.3 miles east of Bellota on SR 26, 1 mile west of Wimer Road (Calaveras Co. line) eastern San Joaquin County. 0 Comment
  JEPS74993  Mollugo verticillata L. R. Heckard and P. Rubtzoff 1971-9-15 2808 A San Joaquin about 4 air mi sw of Ripon (Stanislaus River at Caswell State Park); Stanislaus River, Caswell State Park Comment
  UC465730  Mollugo verticillata Harriet A. Walker 1907-9-8 922 San Joaquin Lathrop Comment
  CAS-BOT-BC435047  Mollugo verticillata John Thomas Howell 1930-6-28 5326 San Joaquin Banta Junction, 1 mile from Banta Comment
  RSA0010766  Mollugo verticillata L. R. Abrams 1917-9-14 6733 San Joaquin 3 miles northwest of Stockton. [label indicates San Joaquin and Calaveras Co.] 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-BC220049  Monardella breweri subsp. lanceolata Volney Rattan 1880-6-1 s.n. San Joaquin Live Oaks Comment
  CAS-BOT-BC220050  Monardella breweri subsp. lanceolata Volney Rattan 1886-6-1 s.n. San Joaquin Live Oaks Comment
  CAS-BOT-BC221669  Monardella candicans Volney Rattan 1880-6-1 s.n. San Joaquin Live Oaks Comment
  JEPS86426  Monolepis nuttalliana Elizabeth Perry 1918-4-16 San Joaquin Stockton Comment
  UC769907  Monolepis nuttalliana R. F. Hoover 1938-4-9 3049 San Joaquin lower end of Corral Hollow Comment
  OBI18697  Monolopia lanceolata Carl B. Wolf 1937-3-31 8401 San Joaquin W side of San Joaquin Valley, Hospital cyn 137 Comment
  UC572147  Monolopia lanceolata H. K. Sharsmith 1935-3-3 1482 San Joaquin Corral Hollow Mount Hamilton Range, Corral Hollow 228 Comment
  UC718453  Monolopia lanceolata Carl B. Wolf 1937-3-31 8401 San Joaquin w side San Joaquin Valley; w side of San Joaquin Valley, Hospital Canyon 137 Comment
  CAS-BOT-BC349637  Monolopia major Serena Philips 1915-4-2 s.n. San Joaquin Near Tracy Comment
  CAS-BOT-BC349640  Monolopia major C. F. Baker 1903-4-27 2790 San Joaquin Bethany Comment
  POM55164  Monolopia major C. F. Baker 1903-4-27 2790 San Joaquin Bethany Comment
  UC1211929  Monolopia major John H. Weiler and A. P. Nelson 1961-2-27 697 San Joaquin Atomic Energy Commission territory, at the roadside, this road leads to the drop tower and is about 1 mi s of it Corral Hollow Comment
  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
  UC629702  Monolopia major John L. Morrison 1938-4-9 2881 San Joaquin extreme w end Corral Hollow (nw side of road) Comment
  UC629754  Monolopia major Ethel Crum 1930-3-16 590 San Joaquin near Tracy 15 Comment
  CAS-BOT-BC349638  Monolopia major A. H. Ashley 1920-4-20 s.n. San Joaquin Morada near Stockton Comment
  JEPS43352  Montia fontana W. L. Jepson 1938-4-14 18678 San Joaquin headwaters of Goose Creek, ne San Joaquin County Goose Creek Comment
  CDA23978  Montia fontana G. D. Barbe, T. C. Fuller, J. B. Gianelli 1973-4-6 1173 San Joaquin 4.3 miles east of Bellota on SR 26, 1 mile west of Wimer Road (Calaveras Co. line) eastern San Joaquin County. 0 Comment
  CAS-BOT-BC263370  Muhlenbergia asperifolia John Thomas Howell 1932-10-16 10847 San Joaquin Corral Hollow Creek, 8 miles from Tracy on Tesla Road Comment
  JEPS73762  Muhlenbergia asperifolia Ethel Crum 1932-10-16 1486 San Joaquin 8 mi sw Tracy; Mount Hamilton Range, Corral Hollow 152 Comment
  UCD86994  Muhlenbergia rigens Beecher Crampton 1955-9-7 3155 San Joaquin 3.7 miles south of Thornton. Comment
  SBBG45015  Muilla maritima L. Constance, A. A. Beetle 1940-3-21 2526 San Joaquin Castle Rock, Corral Hollow 213 Comment
  UC1005620  Muilla maritima Frank W. Gould 1940-3-16 884 San Joaquin Castle Rock Mt. Hamilton Range, Corral Hollow 198 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
  JEPS599  Myosurus minimus F. T. Bioletti 1892-1 San Joaquin Lower San Joaquin Comment
  UC9323  Myosurus sessilis J. Burtt Davy 1893-11-13 San Joaquin Stockton Comment
  UC1101503  Myriophyllum spicatum Herbert L. Mason and S. Galen Smith 1948-8-5 8270 San Joaquin Robert's Isl., Trapper's Slough Comment
  UC1100010  Najas guadalupensis Herbert L. Mason, Verne Grant 1946-9-12 13128 San Joaquin near Dagget Road (Roberts Island, Borden Highway, s of main ditch); Roberts Island, Borden Highway Comment
  UC1100012  Najas guadalupensis Verne Grant, Herbert L. Mason 1946-8-21 13072 San Joaquin Victoria Island, Middle River Bridge Victoria Island; , Middle River Bridge Comment
  UC1100013  Najas guadalupensis Herbert L. Mason, Verne Grant 1946-8-21 13060 San Joaquin w of Stockton (on Borden Highway); Borden Highway Comment
  SEINET8465063 Image available Nassella cernua Ellen Dean, Clare Loughran, Mary Shea, Wilde Legard 2011-4-22 6928 San Joaquin Carnegie Canyon Area at 32322 Corral Hollow Road west of CA-580 just north of junction with Interstate 5. 1078 Comment
  UC23654  Navarretia intertexta J. A. Sanford 1890-1 58 San Joaquin Stockton Comment
  JEPS70366  Navarretia leucocephala W. L. Jepson 1902-5-18 1823 D San Joaquin Clements 40 Comment
  UC963752  Navarretia leucocephala subsp. leucocephala H. L. Mason 1928-5-3 4455 San Joaquin 4 mi n Clements Comment
  UCR62336  Navarretia leucocephala subsp. leucocephala L. F. LaPre 1990-5-8 s.n. San Joaquin Borden Ranch, Mackville Rd, 1-2 mi north of Liberty Rd; c. 7 miles north of Clements 70 Comment
  POM196312  Navarretia leucocephala subsp. leucocephala E. E. Stanford 1928-4-7 850 San Joaquin Near Collegeville Comment
  UC1529056  Navarretia nigelliformis subsp. radians Dean W. Taylor 1986-5-7 8802 San Joaquin Corral Hollow; ; Lawrence Livermore National Laboratory, Site 300, Corral Hollow, near Alameda County line 502 Comment
  UCD58740  Navarretia tagetina Charlotte Kimball 2007-5-14 s.n. San Joaquin 1500 ft. southwest of the spillway of Comanche Reservoir. 60 Comment
  JEPS2991  Nemophila heterophylla Mrs. A. R. Arnold 1922-4-30 San Joaquin Corral Hollow (western San Joaquin County) 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
  RSA0003801  Nemophila menziesii C. F. Baker 1903-4-25 2868 San Joaquin Tracy. Comment
  SBBG29931  Nemophila pedunculata L. Constance 1940-3-20 2525 San Joaquin Castle Rock, Corral Hollow 198 Comment
  RSA135390  Nicotiana acuminata Volney Rattan 1880-10-23 s.n. San Joaquin Rattan's Ranch. 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-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
  UCD125926  Nicotiana glauca G. F. Hrusa; S. A. Wagner 1992-4-22 9276 San Joaquin Caswell Memorial State Park. Open riverbank areas above the waterline. Comment
  UC26155  Nicotiana quadrivalvis J. A. Sanford 44 San Joaquin French Camp Comment
  JEPS22947  Nitrophila occidentalis Volney Rattan 1881-7-1 San Joaquin Lathrop Comment
  RSA135313  Nitrophila occidentalis Volney Rattan 1881-07 s.n. San Joaquin Lathrop Comment
  SEINET2540589 Image available Nitrophila occidentalis H. H. Severin 1933-9-7 San Joaquin North of Ripon. Comment
  UC198262  Nitrophila occidentalis Katharine Brandegee 1907-5-1 San Joaquin Lathrop Comment
  UC519211  Nitrophila occidentalis H. H. Severin 1933-9-7 San Joaquin along irrigating ditch n Ripon 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
  CDA38157  Oenothera deltoides subsp. cognata A. E. Mahoney 1958-9-3 s.n. San Joaquin Lathrop; Lake Ranch. 0 Comment
  UC173125  Oenothera elata subsp. hirsutissima Katharine Brandegee 1914-9-27 San Joaquin San Joaquin Bridge Comment
  CDA38183  Oenothera elata subsp. hirsutissima T. C. Fuller 1958-7-3 1977 San Joaquin Staten Island. 0 Comment
  UCD106945  Oenothera elata subsp. hookeri G. F. Hrusa; S. A. Wagner 1992-4-22 9259 San Joaquin Caswell Memorial State Park. Comment
  UC102908  Orobanche californica subsp. jepsonii T. S. Brandegee 1901-9-9 San Joaquin San Joaquin Bridge, near Lathrop. 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
  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
  CDA6510  Orobanche ramosa A. Moretto 1968-6-27 San Joaquin Albert Del Aringa property, near Lincoln Village, Stockton. 0 Comment
  CAS-BOT-BC502931  Orobanche ramosa D. Y. Rosenberg 1964-8-20 s.n. San Joaquin Robert's Island, N side of Hwy 4, 0.25 mi E of Inland Dr. Comment
  CAS-BOT-BC502933  Orobanche ramosa C. W. Nichols 1959-7-28 s.n. San Joaquin W side of Robert Rd., 1me S of Hwy 4, Roberts Ialand, ca 3 mi SW of Stockton Comment
  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
  CDA42028  Orobanche vallicola P. Switzenberg 1964-7-13 s.n. San Joaquin Bank of the Mokelumne River, L. Thompson Property, Route 2, Box 192, Lodi. 0 Comment
  RSA21466  Orthocarpus attenuatus Carl B. Wolf 1937-3-31 8400 San Joaquin W side of San Joaquin Valley, lower end of hospital canyon. 122 Comment
  POM146108  Orthocarpus densiflorus E. E. Stanford 1927-4-23 178 San Joaquin Near Stockton. Comment
  RSA402012A  Orthocarpus erianthus E. E. Stanford 1930-4-18 s.n. San Joaquin Northeastern portion of the county. Comment
  SEINET12270168  Orthocarpus erianthus L. D. Thurman 1963-1 120 San Joaquin 2.1 mi E of Calaveras River bridge on state highway 8 Comment
  RSA21453  Orthocarpus purpurascens Carl B. Wolf 1937-3-31 8387 San Joaquin San Joaquin Valley, 0.5 mi N of Vernalis. 30 Comment
  POM196041  Orthocarpus pusillus E. E. Stanford 1929-4-7 1031 San Joaquin Near Peters. Hewitt Rd. Comment
  UCD110764  Oxalis corniculata G. F. Hrusa; S. A. Wagner 1992-3-4 9093 San Joaquin Caswell Memorial State Park. Within the picnic areas and campgrounds. Comment
  CAS-BOT-BC253682  Panicum capillare L. R. Abrams 1917-9-14 6741 San Joaquin 3 miles NW of of Stockton, Calaveras River Comment
  UCD89383  Panicum capillare Alan A. Beetle 1946-8-5 4410 San Joaquin 3 miles north of Lockford. Comment
  UCD89490  Panicum capillare Beecher Crampton 1956-7-30 3743 San Joaquin 4.8 miles north of Farmington. Comment
  UCR194724  Panicum capillare George K. Helmkamp, E. A. Helmkamp 2007-10-13 13095 San Joaquin Northern San Joaquin Valley, along Hwy CA-88, 1.0 mile southwest of Clements at Disch Road 37 Comment
  CHSC79420  Panicum dichotomiflorum Beecher Crampton 1955-9-7 3153 San Joaquin 6.4 miles south of Thorton. Comment
  UCD36787  Panicum dichotomiflorum Beecher Crampton 1955-9-7 3153 San Joaquin 6.4 miles S of Thornton. Comment
  UCD89579  Panicum dichotomiflorum Beecher Crampton 1957-8-23 4589 San Joaquin Along US Hwy. 99 freeway, 3 miles S of Stockton. Comment
  SEINET4670688  Panicum dichotomiflorum B. Crampton 1955-9-7 3153 San Joaquin 6.4 miles south of Thorton Comment
  UCD88656  Parapholis incurva Chandler Jensen 1957-4-25 s.n. San Joaquin Corral Creek, west of Tracy. Comment
  CDA19057  Parthenocissus inserta Carri Benefield 2000-6-2 s.n. San Joaquin Sacramento Delta; White Slough, E of I-5, S of Hwy 12, bordering King Island. 0 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
  UC1101572  Paspalum dilatatum Malcolm A. Nobs and S. Galen Smith 1948-7-22 209 San Joaquin 2 mi n Manteca (irrigation canal) Comment
Read comments
Sep 17 2008
  UC1146586  Paspalum dilatatum Freed W. Hoffman 1942-6-6 2128 San Joaquin between Escalon and Manteca Comment
  UC768598  Paspalum dilatatum R. F. Hoover 1935-6-12 642 San Joaquin Escalon Comment
  UCD88754  Paspalum dilatatum R. F. Hoover 1937-6-10 2399 San Joaquin Escalon. Comment
  UCR232645  Paspalum dilatatum George K. Helmkamp, E. A. Helmkamp 2011-10-15 18441 San Joaquin San Joaquin Valley, along CA-4, 0.4 mile east of Farmington 41 Comment
  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
  CAS-BOT-BC259740  Paspalum distichum Harriet A. Walker 1907-9-8 908 San Joaquin Sathrop Comment
  UCD88907  Paspalum distichum Beecher Crampton 1955-9-7 3150 San Joaquin Vail Road, 2.5 miles northwest of Thornton. Comment
  CAS-BOT-BC169733  Pectocarya anisocarpa Alice Eastwood; John Thomas Howell 1935-4-7 2103 San Joaquin E end 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
  UC766023  Pectocarya penicillata R. F. Hoover 1938-4-9 3029 San Joaquin 1 mi n Corral Hollow (near Alameda County line) Comment
  UC766194  Pectocarya setosa Robert F. Hoover 1938-4-9 3042 San Joaquin between Castle Rock and Black Butte Corral Hollow 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-BC413602  Persicaria amphibia Brian Atwater 1978-8-18 BA- 42 San Joaquin Between Quinby Island and Franks Tract Comment
  CAS-BOT-BC413597  Persicaria amphibia F. R. Lawson 1930-9-18 s.n. San Joaquin Sherman Island 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-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
  CAS-BOT-BC419065  Persicaria lapathifolia Herbert L. Mason 1928-9-30 4970 San Joaquin San Joaquin Delta near Holt Comment
  UCD99439  Persicaria lapathifolia Rimo Bacigalupi; L. Constance 1962-8-13 8716 San Joaquin Eastern side of San Joaquin River, just north of bridge of the Durham Ferry Road, and just north of site of San Joaquin City. 3 Comment
  UCD99485  Persicaria lapathifolia G. F. Hrusa; S. A. Wagner 1992-8-9 9340 San Joaquin Caswell Memorial State Park. Along the bank of the Stanislaus River. Comment
  CAS-BOT-BC419379  Persicaria punctata John Thomas Howell 1929-9-21 4415 San Joaquin Holt Comment
  CDA16212  Phacelia ciliata G. F. Hrusa 1998-4-26 14167 San Joaquin San Joaquin Valley; W of Tracy. between tracks & Schulte Rd, nr. Happy Hollow Rd. int. 0 Comment
  JEPS104709  Phacelia ciliata J. L. and F. L. Morrison 1938-3-6 2773 San Joaquin Castle Rock, Corral Hollow, Mount Hamilton Range; steep southwest slope between Castle Rock and the high ridge to the northeast. Comment
  RSA21263  Phacelia ciliata Carl B. Wolf 1937-3-31 8377 San Joaquin San Joaquin Valley, 3 mi. e. of Tracy at junction with Vernalis Road. 8 Comment
  JEPS2262  Phacelia ciliata var. ciliata A. D. Tenney 1915-3-30 San Joaquin Tracy Comment
  UC672412  Phacelia ciliata var. ciliata H. L. Mason 1932-3-19 6830 San Joaquin 2 mi e Midway Comment
  JEPS2180  Phacelia distans W. L. Jepson 1896-6-27 21013 San Joaquin between Mossdale School and Atlanta (plains e of river) Comment
  UC24472  Phacelia distans J. A. Sanford 1890-1 99 San Joaquin French Camp Comment
  UC762066  Phacelia distans R. F. Hoover 1938-4-9 3028 San Joaquin 1 mi n Corral Hollow (near Aalmeda Co. line) Comment
  JEPS2341  Phacelia douglasii R. F. Hoover 1938-4-9 3037 San Joaquin Hill between Castle Rock and Black Butte (lower part of Corral Hollow); Corral Hollow Comment
  UC596134  Phacelia douglasii R. F. Hoover 1938-2-27 2800 San Joaquin Castle Rock Corral Hollow (type locality) Comment
  UC625442  Phacelia douglasii Frank W. Gould 1938-3-6 37 San Joaquin in vicinity of Castle Rock Corral Hollow 182 Comment
  UC767530  Phacelia douglasii R. F. Hoover 1938-2-27 2800 San Joaquin Castle Rock Corral Hollow Comment
  JEPS2785 Image available Phacelia douglasii var. petrophila W. L. Jepson 1922-4-2 9583 San Joaquin Castle Rock Mt. Hamilton Range, Corral Hollow; Castle Rock, Corral Hollow, Mt. Hamilton Rnage Comment
  JEPS2048  Phacelia fremontii W. L. Jepson 1922-4-2 9566 San Joaquin Corral Hollow Mt. Hamilton Range (w San Joaquin Co.) Comment
  UC596135  Phacelia fremontii R. F. Hoover 1938-4-9 3032 San Joaquin hill between Castle Rock and Black Butte; Corral Hollow Comment
  UC702960  Phacelia tanacetifolia John Thomas Howell 1929-3-27 4104 San Joaquin 6 1/2 mi w Tracy (road to Altamont) 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
  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-BC265840  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
  UCD88539  Phalaris arundinacea R. Tofsrud 1952-7-3 s.n. San Joaquin Thornton. Harkins Ranch. Comment
  CAS-BOT-BC259036  Phalaris lemmonii E. E. Stanford 1930-4-12 1284 San Joaquin Mariposa Rd. 16 mi. S.E. of Stockton Comment
  RSA582106  Phalaris lemmonii E. E. Stanford 1930-5-3 1466 San Joaquin Kettleman-Terminus Road. Comment
  UC708019  Phalaris lemmonii Charles V. Piper 1921-5-26 San Joaquin Stockton Comment
  SEINET10660259  Phalaris lemmonii E. E. Stanford 1930-5-3 Stanford 1466 San Joaquin Kettleman-Terminus Road. Wet places 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
  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
  UCR128234  Phalaris paradoxa 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
  UCR249972  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 junction with CA-26, 0.52 mi. S of Copperopolis Rd. 52 Comment
  JEPS71111  Phlox gracilis R. F. Hoover 1937-4-3 1736 San Joaquin Tracy Comment
  UC24146  Pholistoma auritum J. A. Sanford 188 San Joaquin Stockton Comment
  UC625461  Pholistoma membranaceum Frank W. Gould 1938-3-6 45 San Joaquin in vicinity of Castle Rock Corral Hollow 182 Comment
  POM354319  Phoradendron macrophyllum E. E. Stanford 1930-3-30 1193 San Joaquin Near Bellota. Comment
  CAS-BOT-BC141056  Phoradendron serotinum subsp. macrophyllum E. E. Stanford 1930-3-30 1193 San Joaquin Near Bellota Comment
  UCD102188  Phoradendron serotinum subsp. macrophyllum G. F. Hrusa; S. A. Wagner 1992-3-4 9061 San Joaquin Caswell Memorial State Park. Comment
  CAS-BOT-BC250991  Phragmites australis Herbert L. Mason 1946-9-12 13123 San Joaquin Borden Highway halfway between Old River - Middle River Comment
  RSA249405  Phragmites australis J. D. Ackerman, A. Montalvo 1973-12-20 125 San Joaquin Between Highway 4 and Middle River town Comment
  UCD89833  Phragmites australis Franz R. Kegel 1984-2-1 s.n. San Joaquin San Joaquin County. Comment
  UCD89837  Phragmites australis P. B. Kennedy 1928-9-30 s.n. San Joaquin near Holt. Comment
  UCD89842  Phragmites australis 1946-9-12 13123 San Joaquin Borden Highway, halfway between Old River and Middle River. Comment
  UCD89853  Phragmites australis Collector Unknown 1928-9-30 s.n. San Joaquin near Holt. 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
  JEPS39028  Phyla lanceolata F. T. Bioletti 1892-9-9 San Joaquin Lathrop, lower San Joaquin Comment
  UC635117  Phyla lanceolata Herbert L. Mason 1928-9-30 4954 San Joaquin near Holt (San Joaquin River Delta); San Joaquin River Delta Comment
  CDA9729  Phyla nodiflora Jim Allan 2007-6-25 PDR# 1431930 San Joaquin Stockton; 1868 E. Hazelton. 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
  RSA18620  Phyla nodiflora Carl B. Wolf 1937-6-10 8771 San Joaquin San Joaquin Valley, 8 mi S of Stockton on Manteca Road. -8 Comment
  CDA40719  Phyla nodiflora var. incisa T. C. Fuller 1960-5-17 4362 San Joaquin South of Highway 4, 1.4 miles east of Jack Tone Road, 8.7 miles east of Stockton. 0 Comment
  JEPS39019  Phyla nodiflora var. nodiflora W. L. Jepson 1923-10-22 10281 San Joaquin San Joaquin City; San Joaquin River, San Joaquin City Comment
  CDA3315  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
  CAS-BOT-BC76933  Pilularia americana John Thomas Howell 1930-4-12 4683 San Joaquin 7 miles from Escalon on road to Stockton. Comment
  RSA25384  Pilularia americana C. L. Hitchcock 1940-5-12 6355 San Joaquin 3 miles south of Galt 16 Comment
  SEINET3237740 Image available Piptatherum miliaceum Cindy Roche 2006-6-11 San Joaquin At Thornton exit along Interstate 5 about halfway between Stockton and Sacramento. East side of Freeway. 20 Comment
  CAS-BOT-BC228022  Plagiobothrys L. R. Abrams 1923-3-31 9952 San Joaquin 4 miles from Manteca on Stockton Road Comment
  RSA20134  Plagiobothrys acanthocarpus Roxana S. Ferris 1938-4-15 9406 San Joaquin Near gravel pit at the mouth of Corral Hollow. Comment
  RSA20135  Plagiobothrys acanthocarpus Roxana S. Ferris 1938-4-15 9396 San Joaquin Western end of Lynn Road between Carbona and mouth of Corral Hollow. 61 Comment
  RSA21461  Plagiobothrys acanthocarpus C. B. Wolf 1937-3-31 8395 San Joaquin San Joaquin Valley, mouth of Hospital canyon, SW of Vernalis 107 Comment
  UC517460  Plagiobothrys acanthocarpus John Thomas Howell 1933-3-26 10885 San Joaquin Corral Hollow Comment
  RSA21260  Plagiobothrys acanthocarpus C. B. Wolf 1937-3-31 8374 San Joaquin San Joaquin Valley. 1 mi S of Stockton on Tracy Rd. 5 Comment
  JEPS60925  Plagiobothrys austiniae W. L. Jepson 1938-4-14 18682 San Joaquin hills about headwaters of Goose Creek (ne part of co.) Comment
  UCR266203  Plagiobothrys austiniae David J. Keil 2005-3-13 30355 San Joaquin Sierra Nevada Mountains, just west of Amador County line along CA Route 88, 5.5 miles northeast 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
  CDA40684  Plagiobothrys bracteatus T. C. Fuller 1962-5-1 8337 San Joaquin North of Ione Road, 0.5 mile east of schoolhouse, 2 miles north of Clements. 0 Comment
  CDA40685  Plagiobothrys bracteatus T. C. Fuller 1962-5-1 8293 San Joaquin Highway 12 to Wallace, 2.0 miles east of Clements. 0 Comment
  UC25042  Plagiobothrys canescens J. A. Sanford 1890-1 96 San Joaquin French Camp Comment
  UC615181  Plagiobothrys canescens Beryl O. Schreiber 1932-4-27 147 San Joaquin near Midway Comment
  UC78029  Plagiobothrys canescens C. F. Baker 1903-4-25 2786 San Joaquin Tracy Comment
  JEPS68027  Plagiobothrys canescens W. L. Jepson 1922-4-2 9561 San Joaquin gravelly flat Mt. Hamilton Range, Corral Hollow 152 Comment
  UC990722  Plagiobothrys greenei Roxana S. Ferris 1953-5-15 12643 San Joaquin on road between Everett School and intersection with Bellota-Farmington Road ca 1 mi w of intersection Bellota-Farmington Road Comment
  UCR232272  Plagiobothrys humistratus George K. Helmkamp, E. A. Helmkamp 2011-3-29 17103 San Joaquin San Joaquin Valley, along CA-26 at the junction with Ospital/N Wimer Road, c. 0.3 mile southwest of the Calaveras County line, 9.1 miles NE (56 deg. ) of Linden 72 Comment
  NY335683  Plagiobothrys infectivus R. F. Hoover 1938-4-10 3067 San Joaquin Lower Hospital Canyon Comment
  UC766183  Plagiobothrys infectivus R. F. Hoover 1938-4-10 3067 San Joaquin Lower Hospital Canyon; ; Lower Hospital Canyon, San Joaquin Co. Comment
  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
  UC25054  Plagiobothrys nothofulvus J. A. Sanford 1890-1 398 San Joaquin Waverly Comment
  UC762854  Plagiobothrys reticulatus R. F. Hoover 1937-4-23 1925 San Joaquin 7 mi e Stockton Comment
  UC100846  Plagiobothrys shastensis F. W. Gunnison May 1896 San Joaquin Linden Comment
  UC767695  Plagiobothrys stipitatus R. F. Hoover 1937-4-23 1924 San Joaquin 7 mi e Stockton Comment
  CAS-BOT-BC526871  Plagiobothrys stipitatus var. micranthus George K. Helmkamp; Elizabeth Helmkamp 2013-3-26 20226 San Joaquin East end of San Joaquin Valley: Escalon Bellota Rd (J6), 6.1 mi S of its jct with CA-26, 0.52 mi S of Copperopolis Rd 51 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
  RSA80160  Plagiobothrys stipitatus var. micranthus E. E. Stanford 1930-04 s.n. San Joaquin Northern part of the county. Comment
  JEPS5097  Plagiobothrys stipitatus var. stipitatus Rimo Bacigalupi and Alex Hawkes 1951-4-21 3259 San Joaquin just e city limits (next to back yard of dwelling, along State Hwy 4); Stockton Comment
  JEPS68138  Plagiobothrys tenellus W. L. Jepson 1922-4-2 9575 San Joaquin Corral Hollow Mt. Hamilton Range 182 Comment
  UC571928  Plagiobothrys tenellus C. W. and H. K. Sharsmith 1935-3-3 1487 San Joaquin open hillslope at eastern end Corral Hollow; Mt. Hamilton Range 228 Comment
  UC766027  Plagiobothrys tenellus R. F. Hoover 1938-2-27 2799 San Joaquin Castle Rock Corral Hollow 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
  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-BC60818  Planodes virginica John Thomas Howell 1930-4-12 4684 San Joaquin 7 miles from Escalon on road to Stockton. Comment
  POM193905  Planodes virginica J. T. 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
  JEPS6410  Plantago erecta W. L. Jepson 1922-4-2 9557 San Joaquin mouth of Corral Hollow, w San Joaquin County Mt. Hamilton Range 152 Comment
  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
  UCR235294  Plantago lanceolata George K. Helmkamp, E. A. Helmkamp 2011-11-21 18477 San Joaquin Northeastern San Joaquin Valley, along Johnson Road, 0.8 mile south of its junction with CA-12, NE of Lockeford, SW of Camanche Reservoir 53 Comment
  UCD124359  Plantago lanceolata G. F. Hrusa 1992-8-26 9560 San Joaquin Caswell Memorial State Park. Comment
  JEPS18524  Plantago truncata subsp. firma S. Galen Smith with H. L. Mason and D. Stone 1957-5-24 2942 San Joaquin 0.5 mile west of Calaveras County line (along State Highway 8) 60 Comment
  CAS-BOT-BC93150  Platanus racemosa E. E. Stanford 1930-4-19 1414 San Joaquin Corral Hollow Road. Comment
  UCD143184  Platanus racemosa G. F. Hrusa 1992-8-25 9570 San Joaquin around 75 feet in the eastern end of the park.This from the easternmost campground area. Caswell Memorial State Park. Comment
  CAS-BOT-BC91960  Platystemon californicus Roxana S. Ferris 1938-4-15 9408 San Joaquin 0.5 mile west of gravel pit at mouth of Corral Hollow on the Livermore Road. 152 Comment
  CAS-BOT-BC91963  Platystemon californicus Alice Eastwood; John Thomas Howell 1935-4-7 2098 San Joaquin East end of Corral Hollow. Comment
  CAS-BOT-BC91964  Platystemon californicus Alice Eastwood 1917-4-2 s.n. San Joaquin Banta. Comment
  JEPS51601  Platystemon californicus W. L. Jepson 1938-4-14 18686 San Joaquin 2 mi ne Clements Comment
  UC75132  Platystemon californicus C. F. Baker 1903-4-25 2780 San Joaquin Tracy Comment
  UC767119  Platystemon californicus Robert F. Hoover 1935-3-1 246 San Joaquin five mi s Tracy; s of Tracy Comment
  SEINET10620895 Image available Platystemon californicus Charles F. Baker 1903-4-25 Baker 2780 San Joaquin Tracy. Common in sandy fields. Comment
  NY1085463  Platystemon tortuosus C. F. Baker 1903-4-25 2780 San Joaquin Tracy Comment
  RSA181576  Plectritis macrocera subsp. macrocera W. R. Ernst 1961-4-1 759 A San Joaquin Along Navajo Creek, south of Navajo Public Camp. Comment
  UCD33072  Pleuropogon californicus Beecher Crampton 1966-5-3 7683 San Joaquin San Joaquin County, ca. 7 3/4 miles N.N.E. of Lodi, intersection of Liberty and Bruella roads. 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
  UC571025  Pluchea odorata var. odorata H. L. Mason 1929-9-9 5419 San Joaquin Holt Comment
  UC88358  Pluchea odorata var. odorata Mrs. K. Brandegee 1892-9-9 San Joaquin Bouldin Island Sacramento River Comment
  CDA2382  Poa bulbosa F. M. Newhall 1967-3-31 San Joaquin Clements Stampede Grounds, Clements. 0 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-BC254652  Poa douglasii J. W. Congdon 1889-8-31 s.n. San Joaquin Stockton Comment
  SEINET10602238  Poa nevadensis Charles F. Baker 1903-4-25 Baker 2776 San Joaquin Tracy, Ca. Large tufts in bottoms. Comment
  POM204944  Poa secunda E. B. Copeland 1903-4-25 2776 San Joaquin Tracy Comment
  UCD96924  Poa secunda Ellen Dean; Clare Loughran, Mary Shea, Wilde Legard, 2011-4-22 6959 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-BC236339  Poa secunda subsp. secunda E. E. Stanford 1930-4-5 1237 San Joaquin Hospital Canyon Comment
  UC769900  Poa secunda subsp. secunda R. F. Hoover 1935-3-18 370 San Joaquin w Ripon (San Joaquin River bridge) Comment
  JEPS62435  Pogogyne douglasii W. L. Jepson 1902-5-18 1823 E San Joaquin Clements 40 Comment
  JEPS62437  Pogogyne douglasii Joseph P. Tracy 1921-5-25 5793 San Joaquin Farmington, San Joaquin Valley 30 Comment
  POM161949  Pogogyne douglasii Joseph P. Tracy 1921-5-25 5793 San Joaquin Farmington. 30 Comment
  RSA122031  Pogogyne douglasii R. D. Roseberry 1935-5-13 168 San Joaquin 2 miles SSW of Wallace 122 Comment
  RSA83445  Pogogyne douglasii E. E. Stanford 1930-04 s.n. San Joaquin Northern part of the county. Comment
  CDA40763  Pogogyne serpylloides T. C. Fuller 1971-4-21 19837 San Joaquin Inner Coast Ranges; Lone Tree Creek Canyon. 0 Comment
  RSA27010  Pogogyne zizyphoroides C. L. Hitchcock 1940-5-12 6361 San Joaquin 3 miles south of Galt. 16 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
  UC463080  Polygonum amphibium var. emersum Annetta M. Carter 1931-7-29 236 San Joaquin slough near Middle R. Bridge (Borden Hwy to Stockton); San Joaquin R. Comment
  UCD100086  Polygonum aviculare subsp. depressum G. F. Hrusa 1992-8-26 9557 San Joaquin Caswell Memorial State Park. Comment
  JEPS74998  Polygonum hydropiper L. R. Heckard and P. Rubtzoff 1971-9-15 2806 San Joaquin along Airport Way 2.6 mi s junction of West Ripon road (ca 7 mi sw of Manteca) Comment
  RSA466397  Polygonum hydropiper E. E. Stanford 1927-9-17 699 San Joaquin Stockton 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
  POM196320  Polygonum hydropiperoides E. E. Stanford 1929-10-25 1176 San Joaquin Near Stockton Comment
  JEPS33278  Polygonum lapathifolium Rimo Bacigalupi, and L. Constance 1962-8-13 8716 San Joaquin 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
  UC6723  Polygonum lapathifolium J. Burtt Davy 1893-9-13 1182 San Joaquin Stockton Comment
  JEPS75000  Polygonum punctatum L. R. Heckard and P. Rubtzoff 1971-9-15 2805 San Joaquin along Airport Way 2.6 mi s junction of West Ripon road (ca 7 mi sw of Manteca) Comment
  JEPS77907  Polygonum punctatum Edward Lee 1934-7-4 958 San Joaquin Holt Holt (roadside marsh) Comment
  UC1191267  Polygonum punctatum Herbert L. Mason 1928-9-30 4969 San Joaquin near Holt; Alkaline Grasslands of San Joaquin Valley, San Joaquin Del 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-BC71852  Polypodium californicum Genevieve Prlain 1976-5-2 s.n. San Joaquin county park on Mokelumne River below Camanche Dam 27 Comment
  UCD90984  Polypogon australis G. F. Hrusa; S. A Wagner 1992-4-22 9263 San Joaquin Caswell Memorial State Park. Comment
  SEINET3561874 Image available Polypogon interruptus P. O. Schallert 1945-5-6 C 253 San Joaquin Near Stockton. Comment
  POM147757  Polypogon monspeliensis E. E. Stanford 1927-4-27 199 San Joaquin Louis Park, Stockton. Comment
  UC73790  Polypogon monspeliensis Mr. Sanford San Joaquin Stockton 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
  UCR63935  Polypogon monspeliensis L. F. LaPre 1990-6-4 s.n. San Joaquin Borden Ranch, south side of Dry Creek 70 Comment
  CDA20543  Pontederia cordata F. Zarate 2005-7-1 PDR 1349506 San Joaquin San Joaquin Delta; 14 Mile Slough, outside of Stockton, E of I-5. 0 Comment
  POM360830  Populus deltoides E. E. Stanford 1930-4-12 1273 San Joaquin Near Escalon. 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
  UCD138249  Potamogeton crispus G. F. Hrusa; S. A. Wagner 1992-8-9 9345 San Joaquin Caswell Memorial State Park. Comment
  UC564065  Potamogeton diversifolius Ira L. Wiggins 1934-8-17 6978 A San Joaquin 3.2 mi e of Escalon (on Yosemite Highway) 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
  UC1106903  Potamogeton illinoensis Herbert L. Mason 1938-8-26 12073 San Joaquin Trappers Slough; Roberts Island Comment
  JEPS42967  Potamogeton nodosus W. L. Jepson 1923-8-3 10029 San Joaquin Old River, lower San Joaquin County Old River 3 Comment
  CDA36300  Potamogeton nodosus Ed Finley, Mark Lubinski 1988-9-24 San Joaquin Throughout Delta. 0 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
  JEPS40573  Potentilla rivalis F. T. Bioletti Apr 1892 San Joaquin Tracy Comment
  JEPS44167  Potentilla rivalis F. T. Bioletti Apr 1892 San Joaquin Tracy Comment
  JEPS4929  Proboscidea louisianica subsp. louisianica Roxana S. Ferris and R. Bacigalupi 1951-8-25 12445 San Joaquin roadside ditch on State Hwy 4 4 mi from junction with U.S. Highway 99 (betw. Stockton and Farmington) Comment
  UC766953  Proboscidea louisianica subsp. louisianica Robert F. Hoover 1936-7-31 1583 San Joaquin Farmington 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
  UC1039794  Proboscidea lutea Herbert L. Mason 1929-9-9 5429 San Joaquin Holt; reclaimed delta lands Comment
  UCD122079  Proboscidea lutea Ellen Dean; Ann King, Dawn Cunningham 2005-9-27 2711 San Joaquin Southern boundary of city of Manteca. South side of Hwy 120, east of Interstate 5, just E of South Union Rd. 15 Comment
  UCR232681  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 41 Comment
  CHSC110791  Prunella vulgaris var. vulgaris Dean Wm. Taylor 2012-11-23 21318 San Joaquin Stockton (Lincoln Village), residetial lawn bordering southeasternmost arm of Lake Lincoln; T/R Section unsectionized (projected 2N6E14). 1 Comment
  CAS-BOT-BC356988  Pseudognaphalium luteoalbum E. E. Stanford 1936-9-1 s.n. San Joaquin Lodi 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
  UC468793  Pseudognaphalium stramineum Harriet A. Walker 1907-9-8 915 San Joaquin Lathrop Comment
  UC61017  Pseudognaphalium stramineum N. K. Berg 1903-11-28 San Joaquin Rough and Ready Island Comment
  UCR132386  Psilocarphus brevissimus Beecher Crampton 1966-5-3 7689 San Joaquin Central Valley, about 7.75 miles NNE of Lodi, intersection of Liberty and Bruella roads 76 Comment
  POM196042  Psilocarphus brevissimus E. E. Stanford 1929-4-7 1063 San Joaquin Near Peters. 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
  JEPS12798  Psilocarphus brevissimus var. brevissimus Rimo Bacigalupi with G. T. Robbins 1955-5-5 4999 San Joaquin near Peters Dump (1 1/2 mi s of Peters, along road to Farmington) 33 Comment
  JEPS40486  Psilocarphus brevissimus var. brevissimus R. F. Hoover 1935-6-12 645 San Joaquin Farmington San Joaquin Valley Comment
  JEPS40491  Psilocarphus brevissimus var. brevissimus R. F. Hoover 1937-4-23 1923 San Joaquin 7 mi e Stockton Comment
  UC1070080  Psilocarphus brevissimus var. brevissimus R. D. Roseberry 1935-5-15 181 San Joaquin 4 mi nw Milton; Jackson Quad. 121 Comment
  CAS-BOT-BC361806  Psilocarphus brevissimus var. brevissimus Barrett Anderson 1987-7-7 3554 San Joaquin Farmington Canal site along Escalon-Bellota Road near Farmington 35 Comment
  JEPS40498  Psilocarphus brevissimus var. multiflorus Joseph P. Tracy 1921-5-25 5789 San Joaquin Farmington 30 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
  JEPS40502  Psilocarphus oregonus R. F. Hoover 1937-4-23 1922 San Joaquin 7 mi e Stockton Comment
  UC768472  Pterostegia drymarioides R. F. Hoover 1938-4-9 3046 San Joaquin hill between Castle Rock and Black Butte; Corral Hollow Comment
  SEINET3523225 Image available Quercus W. G. Gambill Jr. 1968-1 s.n. San Joaquin San Joaquin Valley, near Stockton, San Joaquin County, California. Comment
  CAS-BOT-BC45722  Quercus agrifolia E. E. Stanford 1930-4-18 1366 San Joaquin Thornton Comment
  CAS-BOT-BC86615  Quercus douglasii E. E. Stanford 1930-4-5 1214 San Joaquin Hospital Canyon Comment
  RSA604703  Quercus douglasii Louis C. Wheeler 1952-9-29 6997 San Joaquin Ladd Mine: San Joaquin 5. 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
  RSA477319  Quercus lobata Flossie Draper 1927-9-22 3 San Joaquin Found in field near campus, College of the Pacific. Comment
  UCD47111  Quercus palustris D. Q. Cavagnaro 1963-10-13 220 San Joaquin In ca. 1 mile long line of trees of this species on south side of State Highway 12, outskirts of Lodi, San Joaquin County, California. Comment
  CAS-BOT-BC104667  Quercus wislizeni Lewis S. Rose 1936-3-16 36023 San Joaquin Lockeford 60 Comment
  UC405352  Quercus wislizeni W. P. Taylor 1912-3-29 San Joaquin Tracy Lake Comment
  UCR253569  Quercus wislizeni var. wislizeni George K. Helmkamp 2014-3-18 22584 San Joaquin Eastern San Joaquin Valley, Collier Road, 0.2 mile west of its junction with CA-88, c. 2 miles west of Comanche Reservoir 43 Comment
  CAS-BOT-BC379189  Ranunculus aquatilis var. aquatilis Volney Rattan 1883-3-1 s.n. San Joaquin Live Oaks Comment
  UC1330026  Ranunculus bonariensis var. trisepalus Beecher Crampton 1966-5-3 7687 San Joaquin ca 7 3/4 mi nne Lodi (Liberty and Bruella Rds) Comment
  POM196040  Ranunculus californicus E. E. Stanford 1929-3-30 1021 San Joaquin Near Stockton Comment
  SEINET9286721  Ranunculus californicus Unknown 1992-4-8 9095 San Joaquin Caswell Memorial State Park Comment
  UC69624  Ranunculus californicus J. Burtt Davy Mar 29 1897-Apr 5 1897 3108 San Joaquin near Tulare; San Joaquin Valley Comment
  UC69595  Ranunculus canus var. canus J. A. Sanford San Joaquin Comment
  CDA21074  Ranunculus muricatus G. F. Hrusa, S. A. Wagner 1992-8-8 9341 San Joaquin Caswell Memorial State Park. Banks of the Stanislaus River. 12 Comment
  POM196310  Ranunculus muricatus E. E. Stanford 1928-4-7 873 San Joaquin Knight's Ferry. 61 Comment
  SEINET4691430  Ranunculus muricatus George K. Helmkamp, E. A. Helmkamp 2010-1 15830 San Joaquin Northeast San Joaquin Valley: Collier Road, 0.1 mile west of its junction with CA-88, 1.83 mi. NE (27 degrees) of Clements. 47 Comment
  UCR238409  Ranunculus muricatus George K. Helmkamp, E. A. Helmkamp 2012-4-7 18724 San Joaquin San Joaquin Valley, along CA-26, 3.2 miles southwest of its junction with N Wimer Road, NE of town of Linden 52 Comment
  SEINET12092446  Ranunculus pusillus E. E. Stanford 1930-1 1462 San Joaquin Elliot Rd. near Elliot Comment
  CDA25632  Raphanus raphanistrum G. K. Helmkamp, E. A. Helmkamp 2007-10-13 13087 San Joaquin Northern San Joaquin Valley; Along Highway CA-88, 1.0 mile southwest of Clements at Disch Road. Comment
  UC10778  Raphanus sativus J. A. Sanford 1890-1 95 San Joaquin French Camp Comment
  UCR201934  Raphanus sativus George K. Helmkamp, E. A. Helmkamp 2008-10-9 14233 San Joaquin San Joaquin Valley, junction of Collier Road and CA-88, 1.1 miles north of the junction of CA-12 and CA-88, NE of Lodi 35 Comment
  UCR253608  Raphanus sativus George K. Helmkamp 2014-3-18 22578 San Joaquin San Joaquin Valley, along Hwy CA-88 on the southwest side of the border with Calaveras County, 7.1 mi. SW (220 deg. ) of Ione 87 Comment
  SEINET11261079  Raphanus sativus Virginia Alexson 1964-6-18 41 San Joaquin Three miles north of Stockton.; 0 Comment
  CAS-BOT-BC92421  Ribes aureum var. gracillimum Peter Rubtzoff 1965-4-6 5519 San Joaquin Garden Road 0.5 mile south of Division Road (Tracy-Ripon area). 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
  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
  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
  JEPS75002  Rorippa palustris L. R. Heckard and P. Rubtzoff 1971-9-15 2804 San Joaquin ca 7 mi s.w. Manteca (along Airport Way 2.6 mi s. of junction of West Ripon Rd.) Comment
  UCR128233  Rorippa palustris 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
  UCD115321  Rorippa palustris W. W. Robbins; A. S. Crafts 1932-3-30 s.n. San Joaquin Stockton. Comment
  UCR88057  Rorippa palustris subsp. occidentalis Peter Rubtzoff 1965-7-13 5576 San Joaquin San Joaquin River at Airport Way crossing (Tracy-Ripon area) Comment
  CAS-BOT-BC147611  Rosa californica Ira L. Wiggins 1964-5-26 19018 San Joaquin San Joaquin River, between Tracy & Manteca Comment
  JEPS45990  Rotala ramosior J. A. Sanford 1890-1 San Joaquin Stockton, central San Joaquin County Stockton Comment
  UCD113767  Rubus armeniacus G. F. Hrusa 1992-8-26 9519 San Joaquin Caswell Memorial State Park, to the south of the entrance gate, along road into the campgrounds. Comment
  UCD89027  Rubus ursinus Lindsay Clark 2008-5-8 CSP 2 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 first spigot on the right. 14 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
  OBI37082  Rumex crispus Debbie Sperry 1983-11-11 6 San Joaquin Just outside of Stockton-corner of Davis and Eight Mile Rds Comment
  CAS-BOT-BC433494  Rumex fueginus Peter Rubtzoff 1965-7-27 5585 San Joaquin San Joaquin River at Airport Way crossing (Tracy-Ripon area). Comment
  UC769821  Rumex maritimus R. F. Hoover 1940-12-7 4713 San Joaquin 2 mi e Midway Comment
  CAS-BOT-BC433765  Rumex pulcher Volney Rattan 1880-6-1 s.n. San Joaquin Live Oaks Comment
  CAS-BOT-BC445717  Sagittaria latifolia Brian Atwater 1978-8-24 BA- 105 San Joaquin Between Rindge [Ridge] Tract and Wright Tract Comment
  JEPS77914  Sagittaria latifolia Edward Lee 1934-7-4 968 San Joaquin 1/2 mi e of Middle River Holt (Borden (?) highway); e of Middle River Comment
  UC935759  Sagittaria latifolia Herbert L. Mason 1928-9-30 4960 San Joaquin San Joaquin Delta near Holt; San Joaquin Delta near Holt Comment
  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
  CAS-BOT-BC267089  Sagittaria sanfordii Roxana S. Ferris 1940-6-1 9842 San Joaquin About 3 miles W of Lockford on Stockton - Lockford road 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
  RSA26735  Sagittaria sanfordii Roxana S. Ferris 1940-6-1 9842 San Joaquin Slough about 3 miles west of Lockford on Stockton-Lockford road. Comment
  UC549  Sagittaria sanfordii J. A. Sanford Sept. 1901 San Joaquin Stockton Comment
  CAS-BOT-BC129666  Salix bonplandiana E. E. Stanford 1928-3-29 836 San Joaquin Calaveras River Comment
  POM146138  Salix exigua E. E. Stanford 1927-4-20 166 San Joaquin Near Stockton. Along Calaveras River. Comment
  UCSC000172  Salix exigua R. D. Roseberry 1935-5-13 166 San Joaquin Mokelumne River at county line - Jackson 61 Comment
  UC1134898  Salix exigua var. hindsiana R. D. Roseberry 1935-5-13 162 San Joaquin Mokelmune R., Plot #118 Jackson Quadrangle 60 Comment
  UC1618021  Salix exigua var. hindsiana Donald G. Nelson 1939-6-9 604 San Joaquin at junction of Austen Rd with Little John Creek (banks of creek, se of Stockton); Mount Diablo Base line Comment
  CAS-BOT-BC107856  Salix gooddingii Ira L. Wiggins 1964-5-26 19020 San Joaquin Slough 1 mi. W. of main channel of San Joaquin River, between Tracy & Manteca Comment
  CAS-BOT-BC107861  Salix gooddingii E. E. Stanford 1928-5-12 1016 San Joaquin Sacramento Road, near Sacramento County Line Comment
  POM196336  Salix gooddingii E. E. Stanford 1928-5-12 1016 San Joaquin Sacramento Road. Near Sacramento Co Line. Comment
  UC1134876  Salix gooddingii R. D. Roseberry 1935-5-14 177 San Joaquin 3 mi s.w Bald Mt.; Jackson Quadrangle Comment
  UC437352  Salix gooddingii J. A. Sanford 68 San Joaquin Stockton Comment
  CAS-BOT-BC108239  Salix hindsiana E. E. Stanford 1928-4-30 943 San Joaquin Stockton, in sand in Calaveras River bottom Comment
  CAS-BOT-BC108241  Salix hindsiana J. Bridgeman 1894-6-9 s.n. San Joaquin Near Dunham Ferry Comment
  CAS-BOT-BC108246  Salix hindsiana Brian Atwater 1979-3-17 BA- 178 San Joaquin Pristine tidal swamp and marsh inside a meander of Old River, between Quinby Island and Franks Tract Comment
  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
  JEPS13741  Salix laevigata Frank. W. Gould 1939-3-18 587 San Joaquin se end of Corral Hollow near Castle Rock; Mt. Hamilton Range 182 Comment
  POM196280  Salix laevigata E. E. Stanford 1928-3-20 830 San Joaquin Near Peters 30 Comment
  POM362647  Salix laevigata C. R. Quick 1929-4-22 s.n. San Joaquin Calaveras River N of campus. 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
  UC499335  Salix lasiolepis Annetta M. Carter 1933-3-12 267 San Joaquin 0.8 mi sw Holt (by slough) Comment
  UC499336  Salix lasiolepis Annetta M. Carter 1933-3-12 268 San Joaquin 0.8 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
  CAS-BOT-BC107369  Salix lasiolepis var. lasiolepis E. E. Stanford 1927-2-27 94 San Joaquin Stockton, Calaveras River Bottom Comment
  CAS-BOT-BC107384  Salix lasiolepis var. lasiolepis E. E. Stanford 1928-2-19 780 San Joaquin Near Stockton, near Calaveras River Comment
  RSA0038367  Salix sessilifolia var. hindsiana E. E. Stanford 1928-4-30 943 San Joaquin Calaveras River. Comment
  CAS-BOT-BC129001  Salix sitchensis Brian Atwater 1979-3-17 BA- 180 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
  CDA17063  Salsola australis G. F. Hrusa, P. Akers 2003-10-1 16134 San Joaquin San Joaquin Valley; Hwy 33 app. 1/2 mi. S of I-5 Vernalis exit. 22 Comment
  CDA20576  Salsola australis P. Akers 2005-8-18 s.n. San Joaquin Sacramento Valley; Whiskey Slough, Holt. 0 Comment
  CDA9300  Salsola australis G. F. Hrusa, R. Rhode 2013-11-8 18528 San Joaquin San Joaquin Valley; 1/2 mi. NW of Holt townsite on Hwy 4, along Lower Jones Rd. -2 Comment
  CDA9301  Salsola australis G. F. Hrusa, R. Rhode 2013-11-8 18529 San Joaquin San Joaquin Valley; 1/2 mi. NW of Holt townsite on Hwy 4, along Lower Jones Rd. -2 Comment
  CDA21009  Salsola tragus P. Akers 2002-10-9 RT- 022 -1 San Joaquin San Joaquin Valley; Just W of I-5 offramp at Menthey Rd. & Louie Ave, 1/2 mi. S of Lathrop. 7 Comment
  CDA21011  Salsola tragus P. Akers 2002-10-9 RT- 020 -1 San Joaquin San Joaquin Valley; W of Interstate 5 on 8 Mi. Rd., 10 mi. NW of Stockton. 0 Comment
  CAS-BOT-BC180691  Salsola tragus E. E. Stanford 1927-8-18 679 San Joaquin Waste field near Mormon Channel, Stockton 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
  JEPS97684  Salvia carduacea Annetta M. Carter, Louise Darling, Leo Whitney, Robert Hoover et al. 1935-4-21 787 San Joaquin Near Castle Rock. 19 mi. from Livermore on Tesla Rd. Comment
  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
  UC614854  Salvia carduacea Beryl O. Schreiber 1932-3-27 143 San Joaquin near Midway Comment
  UC762477  Salvia columbariae R. F. Hoover 1937-3-19 2817 San Joaquin 1 mi n Corral Hollow (near Alameda County line) Comment
  UCR257999  Salvia hispanica Franz R. Kegel 1976-1 s.n. San Joaquin Stockton, weed in backyard garden 8 Comment
  UCD19299  Salvia hispanica Franz R. Kegel, F. A. 1976-12-1 s.n. San Joaquin Stockton. Comment
  CAS-BOT-BC233281  Salvia mellifera Peter H. Raven; R. Alava; R. Ornduff; S. Woodcox 1957-3-30 10565 San Joaquin Corral Hollow Comment
  UC762492  Salvia mellifera R. F. Hoover 1938-2-27 2794 San Joaquin Castle Rock; Corral Hollow Comment
  UCD143428  Sambucus nigra subsp. caerulea Oren Pollak 1987-4-18 s.n. San Joaquin Caswell State Park. Comment
  UCD96899  Sanicula bipinnata Ellen Dean; Clare Loughran, Mary Shea, Wilde Legard 2011-4-22 6940 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
  UC2043150  Schismus arabicus Barbara Ertter with Tina Carlson and CNPS members 1994-4-23 12450 San Joaquin Lawrence Livermore Laboratory on N side Corral Hollow Road just E of Alameda Co. line, ca. 10 air miles SW of Tracy. Pit 6 Study Area near Drop Tower, head of gulch opposite Carnegie State Vehicular Recreation Area. Comment
  CAS-BOT-BC111293  Schoenoplectus acutus var. occidentalis Brian Atwater 1978-8-24 BA- 108 San Joaquin Between Rindge Tract and Wright Tract Comment
  CAS-BOT-BC7628  Schoenoplectus acutus var. occidentalis Verne Grant; Herbert L. Mason 1946-8-21 13070 San Joaquin Middle River Bridge, Victoria Island. Comment
  UC1100775  Schoenoplectus acutus var. occidentalis Verne Grant, Herbert L. Mason 1946-8-21 13070 San Joaquin Middle River Bridge , Middle River Bridge (Victoria Island) Comment
  POM313088  Schoenoplectus acutus var. occidentalis H. L. Mason, Verne Grant 1946-8-21 13070 San Joaquin Middle River bridge, Victoria Island. Comment
  UC766068  Scirpus acutus var. occidentalis Robert F. Hoover 1935-1-10 54 San Joaquin near Ripon; near Ripon Comment
  CAS-BOT-BC419677  Scutellaria galericulata Brian Atwater 1978-8-22 BA- 74 San Joaquin Between Victoria Island and Upper Jones Tract Comment
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Jul 22 2018
  CAS-BOT-BC419678  Scutellaria galericulata Brian Atwater 1978-8-18 BA- 47 San Joaquin Between Quinby Island and Franks Tract Comment
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Jul 22 2018
  UC104313  Scutellaria lateriflora T. S. Brandegee 1892-9-6 San Joaquin Bouldin Island Comment
  CAS-BOT-BC240066  Secale cereale T. C. Fuller 1969-5-20 18477 San Joaquin S. side of Lathrop Rd., 0.1 mi. w. of Union Rd., 2 mi. e. of Lathrop Comment
  CDA2408  Secale cereale T. C. Fuller 1969-5-2 18477 San Joaquin South side of Lathrop Road, 0.1 mile west of Union Road, 2 miles east of Lathrop. 0 Comment
  POM5312  Senecio flaccidus var. douglasii J. A. Sanford 249 San Joaquin Knight's Ferry Comment
  UCD135819  Senecio vulgaris G. F. Hrusa; S. A. Wagner 1992-3-4 9069 San Joaquin Caswell Memorial State Park. Picnic areas. Comment
  CDA32058  Sesbania punicea N. Barve 2010-8-18 s.n. San Joaquin Whisky Pond adjacent to the San Joaquin River. 0 Comment
  CDA32083  Sesbania punicea N. Barve 2010-9-1 s.n. San Joaquin On levee road at the end of Empire Tract Road, downstream of Herman and Helen s Marina. 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
  SEINET7896513  Sesuvium verrucosum Rimo Bacigalupi, L. Constance 1962-1 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
  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
  CAS-BOT-BC243639  Setaria pumila Herbert L. Mason; Verne Grant 1946-9-12 13127 San Joaquin Borden Highway near Dagget Road, Roberts Island 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
  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
  UCD38666  Setaria verticillata Beecher Crampton 1957-7-30 3742 San Joaquin 2 miles northeast of Linden. Calaveras River Basin. Comment
  UCD92814  Setaria verticillata Beecher Crampton 1956-7-31 3761 San Joaquin 1.5 miles south of city of Lodi, along State Highway 12. Comment
  UCD33006  Setaria viridis Beecher Crampton 1965-10-26 7552 San Joaquin San Joaquin County, 1.5 miles north of Lodi on US Hwy. 99. Comment
  UCD38670  Setaria viridis Beecher Crampton 1956-7-31 3764 San Joaquin 5 miles southwest of Lodi. Comment
  UCD92835  Setaria viridis Beecher Crampton 1956-7-31 3764 San Joaquin 5 miles southwest of Lodi. Along State Hwy. 12. Comment
  UCD92855  Setaria viridis G. F. Hrusa; S. A. Wagner 1992-8-9 9347 San Joaquin Caswell Memorial State Park. Comment
  JEPS88942  Sibara virginica J. Burtt Davy 1893-11-13 San Joaquin Stockton Comment
  UC10148  Sibara virginica J. A. Sanford 1890-1 340 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
  UC18871  Sidalcea diploscypha J. A. Sanford 1898-1 405 San Joaquin Waverly Comment
  UC18882  Sidalcea glaucescens J. A. Sanford 1890-1 426 San Joaquin Comment
  JEPS12799  Sidalcea hirsuta Rimo Bacigalupi with G. T. Robbins 1955-5-5 5001 San Joaquin 1 1/2 mi s Peters (along road to Farmington, ditch near Peters Dump); s of Peters, along road to Farmington 33 Comment
  UC1330004  Sidalcea hirsuta Beecher Crampton 1966-5-3 7692 San Joaquin ca 3.5 mi nnw Clements (Liberty Road); nnw of Clements, Liberty Road Comment
  UC763985  Sidalcea malviflora subsp. laciniata R. F. Hoover 1935-3-1 256 San Joaquin w San Joaquin River bridge (w of Ripon); w of San Joaquin River bridge w of Ripon Comment
  CAS-BOT-BC386889  Silene gallica Gladys L. Smith 1959-5-1 1062 San Joaquin near Wallace, Hwy. 12 60 Comment
  CAS-BOT-BC386890  Silene gallica E. E. Stanford 1930-4-26 1440 San Joaquin Wheatland Rd. 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
  UC764840  Sinapis arvensis Robert F. Hoover 1935-3-1 296 San Joaquin Vernalis Comment
  CAS-BOT-BC74917  Sinapis arvensis E. E. Stanford 1926-10-12 52 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
  CAS-BOT-BC75194  Sisymbrium irio John Thomas Howell 1938-4-10 13750 San Joaquin Tracy. Comment
  SD240949  Sisymbrium officinale George K. Helmkamp, E. A. Helmkamp 2012-4-7 18723 San Joaquin San Joaquin Valley: along CA-26, 3.2 miles southwest of its junction with N Wimer Road, NE of town of Linden (Valley Springs 7.5'Q) 52 Comment
  UC10828  Sisymbrium officinale Mrs. Brandegee 1893-7-9 San Joaquin Bouldin Island Comment
  UCD115749  Sisymbrium officinale M. I. Wibawa; G. F. Hrusa, J. Naughton 2002-5-15 205 San Joaquin California: San Joaquin Valley, Coyote Creek, on Dustin Road, 0.1 mile north of Liberty Road, near Acampo. 7 Comment
  UCR238408  Sisymbrium officinale George K. Helmkamp, E. A. Helmkamp 2012-4-7 18723 San Joaquin San Joaquin Valley, along CA-26, 3.2 miles southwest of its junction with N Wimer Road, NE of town of Linden 52 Comment
  POM146139  Sisyrinchium bellum E. E. Stanford 1927-4-12 144 San Joaquin Near Stockton. Comment
  UCR142979  Sitanion jubatum E. E. Stanford 1930-5-25 1523 San Joaquin Sacramento Valley, Harney Lane [Lodi] Comment
  UC21391  Sium suave Edw. L. Greene 1890-1 San Joaquin Stockton Comment
  UC765518  Sium suave Robert F. Hoover 1935-9-7 720 San Joaquin Union Island Comment
  UC26219  Solanum americanum J. A. Sanford 1890-1 386 San Joaquin Stockton 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
  CDA34343  Solanum elaeagnifolium E. Finley 1990-8-3 PDR 961968 San Joaquin San Joaquin River Delta; On Empire Tract levee, opposite Cruiser Haven yacht club, Delta Survey #23. 0 Comment
  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
  CAS-BOT-BC385870  Solidago canadensis Brian Atwater 1894-7-1 BA- 23 San Joaquin Between Quinby Island and Granks Tract 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
  UC36501  Solidago velutina subsp. californica Michener and Bioletti Sept 1892 San Joaquin San Joaquin Bridge Comment
  UCD134011  Sonchus asper subsp. asper G. F. Hrusa; S. A. Wagner 1992-4-22 9297 San Joaquin Caswell Memorial State Park. West of the Quercus lobata-dominated woodland. Comment
  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
  UCD92665  Sorghum halepense G. F. Hrusa; S. A. Wagner 1992-8-9 9365 San Joaquin Caswell Memorial State Park. 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
  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
  UCR232267  Spergula arvensis subsp. arvensis George K. Helmkamp, E. A. Helmkamp 2011-3-12 17079 San Joaquin Upper San Joaquin Valley, Buena Vista Road, 0.1 mile east of its junction with CA-88 67 Comment
  CAS-BOT-BC390075  Spergularia atrosperma Roxana S. Ferris 1938-4-15 9412 San Joaquin Near mouth of Elk Ravine. Corral Hollow-Livermore Road 152 Comment
  RSA0098416  Spergularia macrotheca var. leucantha C. R. Quick 1929-4-13 s.n. San Joaquin Stockton; in fields near campus. Comment
  RSA0098417  Spergularia macrotheca var. leucantha E. E. Stanford 1927-4-12 150 San Joaquin Near Stockton. Comment
  UCR63936  Spergularia rubra L. F. LaPre 1990-6-6 s.n. San Joaquin Borden Ranch, c. 2.25 (airline) north of Liberty Road, and c. 1 mi. (airline) south of Dry Creek, along an unnamed ranch road. Comment
  RSA0097696  Spergularia salina Flossie Draper 1928-4-26 157 San Joaquin Campus, Stockton. 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
  CDA2512  Sporobolus indicus T. C. Fuller 1971-1-29 19812 San Joaquin Dayton Johnson property, west side of Atkins Road, 1.3 miles south of Hwy 88, 1.5 miles southwest of Clements. 0 Comment
  CDA2522  Sporobolus indicus J. F. Silva 1963-7-25 San Joaquin George Stockton property, Grooms Road, ca. 5 miles northeast of Escalon. 0 Comment
  CDA2524  Sporobolus indicus T. C. Fuller 1971-1-29 19812 San Joaquin Dayton Johnson property, west side of Atkins Road, 1.3 miles south of Hwy 88, 1.5 miles southwest of Clements. 0 Comment
  CDA39782  Sporobolus indicus R. Pelletier 2013-12-16 PDR# 390 P06129570 San Joaquin Linden; Frazier Road near Clements Road. 0 Comment
  RSA170311  Sporobolus indicus var. indicus J. F. Silva 1963-7-25 s.n. San Joaquin Geo. Stockton Property, Grooms Road, ca. 5 miles NE of Escalon. Comment
  RSA18401  Stachys Carl B. Wolf 1927-6-23 503 San Joaquin 1 mile west of San Joaquin River, between Tracy and Manteca. Comment
  RSA446591  Stachys ajugoides E. E. Stanford 1930-5-5 1538 San Joaquin Durham Ferry Road. Comment
  UC25914  Stachys ajugoides var. ajugoides J. A. Sanford 1890-1 2 San Joaquin Stockton Comment
  JEPS77913  Stachys albens Edward Lee 1934-7-4 967 San Joaquin Holt Comment
  POM204459  Stachys albens J. T. Howell 1933-7-20 11448 San Joaquin 2 miles nw. of Lathrop bridge on San Joaquin 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
  RSA289939  Stachys albens W. L. Jepson 1913-11-22 5697 San Joaquin Middle River, lower San Joaquin. 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
  SD239689  Stellaria media George K. Helmkamp, E. A. Helmkamp 2010-4-7 15832 B San Joaquin Northern San Joaquin Valley: Collier Road, 0.1 mile wesst of its junction with CA-88, 1.83 mile NE (27a^z) of Clements (Clements 7.5'Q) 46 Comment
  UCR253591  Stellaria media George K. Helmkamp 2014-3-18 22585 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
  CAS-BOT-BC393869  Stellaria media E. E. Stanford 1927-3-29 127 San Joaquin Stockton Comment
  UCD162349  Stellaria neglecta Chuck Hughes 2015-1-28 415 San Joaquin Vacant lot fronting Boeing Way. 8 Comment
  CAS-BOT-BC395080  Stellaria nitens Volney Rattan 1887-3-17 s.n. San Joaquin Live Oaks Comment
  JEPS51113  Stellaria nitens W. L. Jepson 1922-4-2 9591 San Joaquin near Tracy Comment
  SD240964  Stellaria pallida George K. Helmkamp, E. A. Helmkamp 2012-4-7 18726 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
  CAS-BOT-BC375090  Stephanomeria V. Rattan 1880-10-23 s.n. San Joaquin Live Oaks Comment
  POM143634  Streptanthus glandulosus C. F. Baker 1903-4-27 2785 San Joaquin Bethany Comment
  SBBG96655  Stylomecon heterophylla C. F. Baker 1903-4-23 2820 San Joaquin Bethany Comment
  UC50110  Stylomecon heterophylla F. T. Bioletti 1892-1 San Joaquin Tracy Comment
  UC50120  Stylomecon heterophylla H. P. Fitch 1883-1 132 San Joaquin Stockton Comment
  JEPS59890  Suaeda calceoliformis W. L. Jepson 1896-6-27 San Joaquin a mile or more beyond the San Joaquin Bridge on road to Atlanta Comment
  JEPS59898  Suaeda moquinii W. L. Jepson 1896-7-17 San Joaquin near Stockton (by roadside) Comment
  RSA135312  Suaeda moquinii Volney Rattan 1881-07 s.n. San Joaquin Lathrop Comment
  UC1041028  Suaeda moquinii J. W. Congdon 1887-8-26 San Joaquin Lathrop Comment
  UCD134107  Symphyotrichum chilense G. F. Hrusa 1992-8-26 9558 San Joaquin Caswell Memorial State Park. Comment
  CAS-BOT-BC98597  Symphyotrichum lentum L. R. Abrams 1920-9-30 7788 San Joaquin Near Banta Comment
  JEPS33280  Symphyotrichum spathulatum Rimo Bacigalupi, and L. Constance 1962-8-13 8718 San Joaquin bottom of Stockton Diverting Canal, just n of bridge xing of Copperopolis Rd 10 Comment
  UC29903  Symphyotrichum spathulatum J. Burtt Davy 1893-11-13 1176 San Joaquin Stockton Comment
  UC893616  Symphyotrichum spathulatum L. R. Abrams 1920-9-30 7788 San Joaquin near Banta 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-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
  CAS-BOT-BC66605  Thysanocarpus curvipes Volney Rattan Mar 15 s.n. San Joaquin Live Oaks. Comment
  CAS-BOT-BC66609  Thysanocarpus curvipes Volney Rattan 1883-3-1 s.n. San Joaquin Live Oaks. Comment
  JEPS18192  Thysanocarpus curvipes Rimo Bacigalupi with Carter, Chisaki, Tavares, and L. Mason 1956-4-5 5579 San Joaquin about 1.5 mi n of the Corral Hollow road in the first side canyon 0.45 mi to the ne of the Alameda-San Joaquin Co. line off Corral Hollow; first side canyon off of Corral Hollow 396 Comment
  JEPS23934  Thysanocarpus curvipes unknown Mar 1883 San Joaquin Live Oaks Comment
  RSA135601  Thysanocarpus curvipes var. curvipes Volney Rattan 1883-03 s.n. San Joaquin Live Oaks. Comment
  JEPS54223  Thysanocarpus radians W. L. Jepson 1929-4-28 15200 San Joaquin Clements , ne of Red Hills (ne of Red Hills) 60 Comment
  CAS-BOT-BC67265  Thysanocarpus radians W. P. Steinbeck 1923-4-1 s.n. San Joaquin Near Stockton. Comment
  RSA0041648  Thysanocarpus radians Russell S. Woglum 1941-4-27 2982 San Joaquin Lodi. Comment
  UCD33918  Thysanocarpus radians Beecher Crampton 1975-4-16 9142 San Joaquin 5 miles NNE of Lockeford along Liberty Road. Comment
  CDA4743  Tribulus terrestris W. S. Ball 1931-7-15 San Joaquin San Joaquin Valley 0 Comment
  NY643420  Tribulus terrestris V. Alexson 1964-6-18 46 San Joaquin Nr. East of Stockton Comment
  SEINET3479121  Tribulus terrestris W. S. Ball 1931-7-15 San Joaquin San Joaquin Valley, San Joaquin Valley Comment
  UCD107400  Tribulus terrestris G. F. Hrusa 1992-8-26 9522 San Joaquin Caswell Memorial State Park. Comment
  UC84170  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
  RSA440712  Trichostema lanceolatum D. D. Keck 1931-10-18 1316 San Joaquin Simms Station, Tidewater Southern R.R., 7 miles E of Manteca. 23 Comment
  UC104237  Trichostema lanceolatum T. S. Brandegee 1901-9-9 San Joaquin San Joaquin Bridge Comment
  UC140259  Trichostema lanceolatum Katharine Brandegee 1907-10-2 San Joaquin near Stockton Comment
  POM231811  Trichostema lanceolatum C. L. Hitchcock 1935-9-14 2831 San Joaquin 3 miles S of Galt. 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
  JEPS65791  Trifolium ciliolatum W. L. Jepson 1929-4-28 15190 San Joaquin Lockeford Comment
  UCD108290  Trifolium ciliolatum J. E. Reid Date Unknown s.n. San Joaquin Stockton. Comment
  UC866824  Trifolium depauperatum var. depauperatum John Thomas Howell 1938-4-3 13729 San Joaquin Corral Hollow Comment
  UC866825  Trifolium depauperatum var. depauperatum Lewis S. Rose 1938-4-3 38119 San Joaquin Corral Hollow 121 Comment
  JEPS65729  Trifolium depauperatum var. truncatum W. L. Jepson 1929-4-28 15204 San Joaquin Clements 60 Comment
  UCD108953  Trifolium fragiferum W. A. Williams Date Unknown s.n. San Joaquin 4 miles S of Thornton. Comment
  UC16532  Trifolium fucatum H. P. Fitch 1883-1 130 San Joaquin Stockton Comment
  POM349501  Trifolium fucatum var. fucatum E. E. Stanford 1928-3-15 805 San Joaquin Stockton. Comment
  OBI78211  Trifolium gracilentum Lewis S. Rose 1938-4-26 38207 San Joaquin Corral Hollow 152 Comment
  SEINET3522793 Image available Trifolium gracilentum Lewis S. Rose 1938-4-26 38207 San Joaquin Open hills, Corral Hollow, San Joaquin County, California. 152 Comment
  JEPS65909  Trifolium gracilentum var. gracilentum W. L. Jepson 1922-4-2 9564 San Joaquin Corral Hollow Mt. Hamilton Range Comment
  UC631567  Trifolium microcephalum J. E. Reid San Joaquin Stockton 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
  UCD109366  Trifolium repens G. F. Hrusa; S. A. Wagner 1992-7-8 9145 San Joaquin Caswell Memorial State Park. 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
  UC16794  Trifolium variegatum var. melananthum Edw. L. Greene 1889-4-28 San Joaquin Stockton Comment
  UC764653  Trifolium variegatum var. melananthum R. F. Hoover 1935-3-16 353 San Joaquin Farmington Comment
  UC16771  Trifolium variegatum var. variegatum J. A. Sanford 1890-1 153 San Joaquin French Camp Comment
  JEPS4177  Trifolium willdenovii W. L. Jepson 1929-4-28 15197 San Joaquin Clements Comment
  POM18863  Trifolium willdenovii C. F. Baker 1903-4-24 2773 San Joaquin Tracy. Comment
  UC1130128  Trifolium willdenovii C. M. Belshaw 1936-4-23 1967 San Joaquin 7 mi ssw Stone Corral; Jackson Quad. 121 Comment
  UC764722  Trifolium willdenovii R. F. Hoover 1937-5-6 2081 San Joaquin 5 mi se Stockton 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
  POM196044  Trifolium willdenovii E. E. Stanford 1929-4-7 1026 San Joaquin Near Peters. Hewitt Rd. Comment
  UC16724  Trifolium willdenovii Tracy 1891-1 San Joaquin Benj. Cobb. Comment
  UCD33921  Trifolium willdenovii Beecher Crampton 1975-4-16 9144 San Joaquin San Joaquin County, 3 miles north of Clements along Liberty road. Comment
  UC29197  Triodanis biflora Edw. L. Greene 1889-4-30 San Joaquin near Lathrop; near Lathrop Comment
  SJSU15309  Triphysaria eriantha I. Bhend 1976-3-20 13 San Joaquin 9.7 miles south of Highway 4. Elev. 900-1200 ft. 274 Comment
  RSA755429  Triphysaria eriantha subsp. eriantha George K. Helmkamp, E. A. Helmkamp 2009-3-26 14462 San Joaquin junction of Collier Road and CA-88, about 0.2 mile north of the Mokelumne River 43 Comment
  UC1334880  Triphysaria eriantha subsp. eriantha L. D. Thurman 1963-4-5 120 San Joaquin on State Highway 8, 2.1 mi e Calaveras River bridge 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
  HSC20853  Triphysaria eriantha subsp. eriantha D. A. Shally 1965-4-10 5 San Joaquin 3 mi. E of Balota, Hwy. 26, Linden Rd. 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
  UC3282  Triteleia hyacinthina F. W. Gunnison May 1896 San Joaquin Linden Comment
  UC843575  Triteleia hyacinthina C. L. Hitchcock 1940-5-12 6366 San Joaquin 3 mi s Galt 15 Comment
  RSA641112  Triteleia hyacinthina R. S. Woglum 1941-4-27 2981 San Joaquin San Joaquin Valley: Lodi. . Comment
  CAS-BOT-BC526136  Triteleia laxa E. E. Stanford 1928-4-7 851 San Joaquin Near Collegeville Comment
  JEPS54251  Tropidocarpum capparideum Benj. Cobb 1900-4-1 San Joaquin Tracy Comment
  UC117240  Tropidocarpum capparideum Michener and Bioletti 1892-1 San Joaquin Tracy Comment
  UC762956  Tropidocarpum capparideum R. F. Hoover 1937-4-3 1733 San Joaquin Tracy Comment
  CAS-BOT-BC73835  Tropidocarpum gracile Charles Piper Smith 1922-4-13 3468 San Joaquin Tracy-Southern Pacific Niles Line. Comment
  JEPS54259  Tropidocarpum gracile Benj. Cobb 1900-4-4 San Joaquin Tracy Comment
  RSA428384B  Tropidocarpum gracile E. E. Stanford 1930-4-5 1250 San Joaquin Hospital Canyon. Comment
  RSA428388B  Tropidocarpum gracile Dr H. de Forest 1930-4-11 s.n. San Joaquin Field about 100 yrds from Mt House on highway. 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
  SEINET3154220  Tropidocarpum gracile J. B. Davy 3097 San Joaquin head of the San Joaquin valley Comment
  UC768731  Tuctoria greenei R. F. Hoover 1936-6-8 1288 San Joaquin 2 mi E of Escalon. Comment
  UCD93625  Tuctoria greenei R. F. Hoover 1936-6-8 1288 San Joaquin 2 miles E of Escalon. Comment
  UC1241767  Typha Herbert L. Mason 1948-5-31 13573 San Joaquin three mi n Ripon; n of Ripon Comment
  UC128663  Typha angustifolia J. A. Sanford 1909-5-28 San Joaquin near Stockton Comment
  UC1240175  Typha domingensis Herbert L. Mason 1948-6-29 13577 San Joaquin one mi n Tracy Comment
  UC1241766  Typha domingensis Malcolm A. Nobs and S. Galen Smith 1949-7-7 928 San Joaquin two mi w Holt; San Joaquin Valley Comment
  UC292  Typha latifolia J. A. Sanford 1890-1 181 San Joaquin W. Stockton Comment
  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
  UC625465  Uropappus lindleyi Frank W. Gould 1938-4-10 157 San Joaquin in vicinity Castle Rock; Mount Hamilton Range, Corral Hollow 182 Comment
  UC450071  Urtica dioica subsp. gracilis N. K. Berg 1903-12-10 San Joaquin Rough and Ready Island Comment
  CAS-BOT-BC404011  Urtica dioica subsp. holosericea Brian Atwater 1978-8-22 BA- 53 San Joaquin Between Victoria Island and Upper Jones Tract Comment
  CAS-BOT-BC404013  Urtica dioica subsp. holosericea Volney Rattan 1885-6-1 s.n. San Joaquin Live Oaks Comment
  UCD111612  Urtica urens G. F. Hrusa; S. A. Wagner 1992-3-22 9075 San Joaquin Caswell Memorial State Park. 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
  UC767421  Verbascum blattaria R. F. Hoover 1935-8-3 701 San Joaquin 5 mi sw Ripon Comment
  UCR63951  Verbascum blattaria L. F. LaPre 1990-6-4 s.n. San Joaquin Borden Ranch, south side of Dry Creek 70 Comment
  UCD124631  Verbascum blattaria G. F. Hrusa; S. A. Wagner 1992-7-8 9159 San Joaquin Caswell Memorial State Park, at Oxbow Lake. Comment
  JEPS11190  Verbascum thapsus R. F. Hoover 1938-7-30 3704 San Joaquin Clements Comment
  UC767424  Verbascum thapsus R. F. Hoover 1938-7-30 3704 San Joaquin Clements Comment
  CHSC79370  Verbena hastata Beecher Crampton 1955-9-7 3149 San Joaquin 2.5 miles northwest of Thorton, Vail Road. Comment
  CDA15563  Verbena incompta G. F. Hrusa, M. Rejmanek, M. Tu 1998-10-14 14894 San Joaquin Caswell Memorial State Park. Middle reaches of Fence Line trail, edge of trail. Comment
  UCD125647  Verbena litoralis G. F. Hrusa 1992-8-26 9573 San Joaquin Caswell Memorial State Park. 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
  SD241195  Veronica persica George K. Helmkamp, E. A. Helmkamp 2012-4-7 18727 San Joaquin San Joaquin Valley: along CA-26, 3.2 miles southwest of its junction with N Wimer Road, NE of town of Linden (Valley Springs SW 7.5'Q) 52 Comment
  UCR143271  Veronica persica E. E. Stanford 1928-2-20 781 San Joaquin Sacramento Valley, Stockton 5 Comment
  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
  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
  RSA398004  Vicia sativa E. E. Stanford 1930-4-17 1329 San Joaquin Clements Road. Comment
  UCR232281  Vicia sativa subsp. sativa George K. Helmkamp, E. A. Helmkamp 2011-3-12 17062 San Joaquin Northern San Joaquin Valley, Collier Road, 0.2 mile east of its junction with Suttenfield Road, 9.4 mi. NE (50 deg. ) of Lodi 40 Comment
  SEINET7076110  Viola douglasii 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
  UC1761727  Viola douglasii W. W. Mackie Apr 1905 San Joaquin SE of Stockton (Peters) Comment
  CAS-BOT-BC203010  Vitis californica E. E. Stanford 1930-5-30 1531 San Joaquin Jones Tract, San Joaquin Delta 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
  UCD102802  Vitis californica H. Olmo 1934-7-21 s.n. San Joaquin Border of San Joaquin and Stanislaus County: Stanislaus 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
  UCD17102  Vitis californica H. Olmo 1934-7-21 s.n. San Joaquin Border of San Joaquin and Stanislaus County: Stanislaus River on US 99. Comment
  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
  UCD17112  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
  UCD17120  Vitis californica H. Olmo 1934-8-2 s.n. San Joaquin California. San Joaquin County: Mokelumne River at US 99. Comment
  UCD60313  Vitis californica H. Olmo 1934-7-21 s.n. San Joaquin Border of San Joaquin and Stanislaus County: Stanislaus River on US 99. Comment
  UCR143319  Vitis californica E. E. Stanford 1930-5-30 1531 San Joaquin Sacramento Valley, Jones Tract, San Joaquin Delta -3 Comment
  CAS-BOT-BC198736  Vulpia bromoides E. E. Stanford 1930-4-26 1432 San Joaquin Copperopolis Rd. west of Peters Comment
  RSA21268  Vulpia bromoides C. B. Wolf 1937-3-31 8382 San Joaquin San Joaquin Valley, 2.5 mi. north of Vernalis on Tracy Road. 30 Comment
  SEINET10595131  Vulpia bromoides E. E. Stanford 1930-4-26 Stanford 1432 San Joaquin Copperopolis Rd west of Peters. Open range country. Comment
  SEINET10604422  Vulpia microstachys Lewis S. Rose 1938-4-3 Rose 38118 B San Joaquin Corral Hollow. Subsaline flats. 122 Comment
  CAS-BOT-BC183677  Vulpia microstachys var. ciliata Alice Eastwood; John Thomas Howell 1935-4-7 2088 San Joaquin East end of Corral Hollow Comment
  CAS-BOT-BC183678  Vulpia microstachys var. ciliata Alice Eastwood; John Thomas Howell 1935-4-7 2088 San Joaquin East end of Corral Hollow Comment
  CAS-BOT-BC183680  Vulpia microstachys var. ciliata John Thomas Howell 1938-4-10 13752 San Joaquin Hospital Canyon Comment
  CAS-BOT-BC183745  Vulpia microstachys var. confusa Alice Eastwood; John Thomas Howell 1935-4-7 2089 San Joaquin East end of Corral Hollow Comment
  UC766892  Vulpia microstachys var. confusa Robert F. Hoover 1935-3-1 239 San Joaquin Vernalis; San Joaquin Valley Comment
  CAS-BOT-BC184500  Vulpia microstachys var. pauciflora Alice Eastwood; John Thomas Howell 1935-4-7 2087 A San Joaquin East end of Corral Hollow Comment
  CAS-BOT-BC184502  Vulpia microstachys var. pauciflora Alice Eastwood 1935-4-7 2087 A San Joaquin East end of Corral Hollow 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
  POM196215  Vulpia microstachys var. pauciflora C. R. Quick 1929-4-6 s.n. San Joaquin Stockton; In fields near campus 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
  RSA0053701  Vulpia myuros G. K. Helmkamp, E. A. Helmkamp 2013-4-7 18719 San Joaquin San Joaquin Valley along CA-26, 3.2 miles southwest of its junction with N Wimer Road, NE of town of Linden. 52 Comment
  UCD94692  Vulpia myuros A. A. Beetle 1942-4-9 2940 San Joaquin 10 miles west of Modesto. On banks of San Joaquin River, Hwy 99. Comment
  UCD94694  Vulpia myuros A. A. Beetle 1942-4-9 2940 San Joaquin 10 miles west of Modesto. On banks of San Joaquin River, Hwy 99. Comment
  CAS-BOT-BC185744  Vulpia myuros subsp. megalura E. E. Stanford 1927-3-29 133 San Joaquin Near Stockton. Open field near Campus Comment
  SD247296  Vulpia myuros var. hirsuta George K. Helmkamp, Elizabeth Helmkamp 2012-4-7 18719 San Joaquin San Joaquin Valley: along CA-26, 3.2 miles southwest of its junction with N Wimer Road, NE of town of Linden (Valley Springs SW 7.5'Q) 52 Comment
  SEINET10604549  Vulpia myuros var. hirsuta E. E. Stanford 1928-4-19 Stanford 889 San Joaquin Stockton. Roadsides and open fields. Comment
  CAS-BOT-BC423386  Wislizenia californica Samuel B. Parish 1881-11-1 s.n. San Joaquin Lathrop, C.P.R.R. Comment
  CAS-BOT-BC423389  Wislizenia californica K. Brandegee 1907-10-2 25 San Joaquin Near Lathrop Comment
  CAS-BOT-BC423390  Wislizenia californica K. Brandegee 1907-10-2 25 San Joaquin Near Lathrop Comment
  CAS-BOT-BC423392  Wislizenia californica E. E. Stanford 1930-8-1 1862 San Joaquin Lincoln Highway, near French Camp. Comment
  CAS-BOT-BC423394  Wislizenia californica Beecher Crampton 1960-8-9 5774 San Joaquin 7.5 miles west of Ripon, along Durham Ferry Road. Comment
  JEPS6661  Wislizenia refracta subsp. californica Mrs. K. Brandegee 1907-10-2 25 San Joaquin near Lathrop Comment
  POM142488  Wislizenia refracta subsp. californica Katherine Brandegee 1907-10-2 25 San Joaquin Near Lathrop. Comment
  POM142970  Wislizenia refracta subsp. californica F. T. Bioletti 1891-07 s.n. San Joaquin 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
  UCD39029  Wislizenia refracta subsp. californica Beecher Crampton 1960-8-9 5774 San Joaquin 7.5 miles W of Ripon, along Durham Ferry Road. Comment
  POM93654  Wislizenia refracta subsp. californica Katherine Brandegee 1907-10-2 s.n. San Joaquin Near Lathrop. Comment
  RSA318297  Wolffia globosa Wayne P. Armstrong 1984-8-23 1217 San Joaquin South side Liberty Road 1.5 mi. east of junction with Highway 88 (southwest of Ione) 61 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
  UC936135  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
  CAS-BOT-BC535200  Wolffiella lingulata Herbert L. Mason 1937-6-21 11548 San Joaquin Trapper Slough, 1/2 mile southwest of Holt, Robert Island Comment
  CAS-BOT-BC535225  Wolffiella lingulata H. L. Mason 1937-6-21 11548 San Joaquin Trapper Slough, 1/2 mile southwest of Holt, Roberts Island Comment
  CAS-BOT-BC382875  Wyethia angustifolia C. L. Hitchcock 1940-5-12 6357 San Joaquin 3 miles south of Galt 15 Comment
  UC485129  Wyethia angustifolia J. Burtt Davy 1895-5-18 1222 San Joaquin Holden Comment
  SEINET6165131