Search Results — 2000 specimen records retrieved (1488 records with coordinates)
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(For large data reqests, please contact Jason Alexander, jason_alexander@berkeley.edu.)

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

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? Specimen ID Determination * Collector Collection Date Collection Number County Locality Elevation in meters Feedback
  SD241095  Abutilon theophrasti George K. Helmkamp, E. A. Helmkamp 2011-10-15 18440 San Joaquin San Joaquin Valley: along CA-4, 0.4 mile east of Farmington (Farmington 7.5'Q) 41 Comment
  SEINET3292756 Image available Acacia William G. Gambill Jr. 1965-3-31 San Joaquin Stockton, Amos Alonzo Stagg High School. Comment
  SD241843  Acanthomintha lanceolata Dean William Taylor 1995-4-13 14821 San Joaquin Hospital Canyon. 320 Comment
  UCD147100  Acer negundo Chuck Hughes 2013-5-28 384 San Joaquin Side of Tracy Lake Dam, near the Mokelumne River. 6 Comment
  POM146143  Acer negundo subsp. californicum E. E. Stanford 1927-5-21 447 San Joaquin Near Stockton Comment
  CDA21261  Achnatherum brachychaetum R. Breckenridge, Lancaster 1996-8-2 s.n. San Joaquin San Joaquin Valley; 5th year alfalfa field in vicinity of Tracy. Cleistogamous seed in pocket from center of plant base. Perennial bunchgrass. 0 Comment
  SEINET3915535  Achnatherum brachychaetum Tad H. Gantenbein 1996-1 s.n. San Joaquin Ne of Tracy, town of Banta, west of town between Grant Line Rd and Hwy 205, east of Paradise Rd.; 0 Comment
  UC1776761  Achnatherum brachychaetum Tad Gantenbein 1996-5-4 San Joaquin Weedy in alfalfa; Mike Mattes property between Banta and I-205, NE of Tracy. Comment
  CDA37732  Achnatherum brachychaetum R. Breckenridge/K. Filippini 2009-11-15 s.n. San Joaquin Tracy; Thomsen Farms. 0 Comment
  CAS-BOT-BC29727  Achyrachaena mollis Alice Eastwood; John Thomas Howell 1935-4-7 2090 San Joaquin East end of Coral Hollow Comment
  JEPS36728  Achyrachaena mollis R. F. Hoover 1935-3-18 372 San Joaquin w at San Joaquin River Bridge Ripon Comment
  RSA21459  Achyrachaena mollis Carl B. Wolf 1937-3-31 8394 San Joaquin W side of San Joaquin Valley, Hospital Canyon 107 Comment
Read comments
Jun 10 2012
  UC1046565  Achyrachaena mollis A. D. Hawkes and R. Bacigalupi 1951-4-21 4803 San Joaquin 2 mi e of Stockton Comment
  UC29289  Achyrachaena mollis H. P. Fitch 1889-4-25 152 San Joaquin Stockton Comment
  UC29293  Achyrachaena mollis A. W. Gunnison 1900-1-1 San Joaquin Comment
  CAS-BOT-BC29726  Achyrachaena mollis Gladys L. Smith 1959-5-1 1050 San Joaquin Roadsides near Wallace Comment
  RSA416305  Achyrachaena mollis E. E. Stanford 1930-4-18 s.n. San Joaquin Northeastern portion of the county. Comment
  RSA92263  Achyrachaena mollis E. E. Stanford 1930-04 s.n. San Joaquin Corral hollow Road Comment
  UCD103927  Acmispon americanus var. americanus E. F. Serr 1931-8-19 2256 San Joaquin Stockton. Comment
  UCD96885  Acmispon brachycarpus Ellen Dean; Clare Loughran, Mary Shea, Wilde Legard, 2011-4-22 6933 San Joaquin Contra Costa Water District land (recently purchased), Carnegie Canyon Area at 32322 Corral Hollow Road west of CA-580 just north of junction with Interstate 5. Ridge south and above Amsinckia grandiflora canyon. Comment
  CAS-BOT-BC29255  Acroptilon repens D. C. Frieders; M. Keffer 1971-12-8 s.n. San Joaquin Roadside, NW corner of Harbor Blvd and Los Angeles Ave, Stockton Comment
  CDA1671  Aegilops triuncialis Helphinstine 1952-6-11 San Joaquin Foothills near Farmington 0 Comment
  POM196338  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
  UC766922  Agrostis exarata R. F. Hoover 1935-8-3 705 San Joaquin 5 mi sw Ripon Comment
  UCD53586  Agrostis stolonifera Beecher Crampton 1956-7-30 3740 San Joaquin water overflow along Clements Road, 9.8 miles south of Clements. Comment
  UCR128291  Agrostis viridis Pam Wright, Louis LaPierre 2003-5-9 s.n. San Joaquin Sacramento Valley, 1 mile south of Collegeville, southeast of Stockton and east of French Camp, off Littlejohn Creek immediately west of Jack Tone Road and south of BNSF railroad line, 55 acre Mariposa mitigation site (created in 2000) 17 Comment
  UCD117152  Ailanthus altissima G. F. Hrusa 1992-8-26 9532 San Joaquin Caswell Memorial State Park. Comment
  SEINET3896057  Alisma gramineum Virginia Alexson 1964-6-13 22 San Joaquin Three miles North of Stockton.; 0 Comment
  UC185312  Alisma plantago-aquatica Katharine Brandegee 1914-9-27 San Joaquin San Joaquin Bridge Comment
  UC516  Alisma plantago-aquatica J. A. Sanford 1890-1 29 San Joaquin Stockton Comment
  UC563963  Alisma plantago-aquatica Ira L. Wiggins 1934-6-23 6939 San Joaquin 3.2 mi e Escalon (on road to Oakdale) Comment
  POM179762  Allenrolfea occidentalis J. T. Howell 1930-9-28 5506 San Joaquin On the Borden Hwy to Holt. Comment
  UC766742  Allium crispum R. F. Hoover 1941-4-18 4850 San Joaquin lower end of Corral Hollow Corral Hollow 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
  CDA2747  Allium neapolitanum J. B. Gianelli 1962-4-9 San Joaquin Victor Colvin property, Almond Drive & Stockton Drive, Lodi. 0 Comment
  UCD58718  Allium paniculatum var. paniculatum Malcolm Evett 2007-6-29 s.n. San Joaquin Stockton. 8243 Onyx Ct. 95210. 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
  RSA21628  Allium serra Roxana S. Ferris 1938-4-15 9407 San Joaquin Half mile west of gravel pit at mouth of Corral Hollow on the Livermore Road. 152 Comment
  UCR63942  Alnus rhombifolia L. F. LaPre 1990-6-4 s.n. San Joaquin Borden Ranch, south side of Dry Creek 70 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
  RSA146097  Alopecurus saccatus E. E. Stanford 1927-3-29 132 San Joaquin Stockton; open field near Campus. Comment
  UCD33073  Alopecurus saccatus Beecher Crampton 1966-5-3 7685 San Joaquin San Joaquin County, ca. 7 3/4 miles N.N.E. of Lodi, intersection of Liberty and Bruella roads. Comment
  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
  UCR253798  Amaranthus albus George K. Helmkamp, Elizabeth Helmkamp 2012-10-26 20064 San Joaquin San Joaquin Valley, along Hwy J-6 (Escalon-Bellota Road), 1.2 miles south of its junction with CA-26 46 Comment
  CDA3259  Amaranthus albus T. C. Fuller 1958-7-3 1976 San Joaquin Staten Island. 0 Comment
Read comments
Jun 24 2009
  UCD97166  Amaranthus albus G. F. Hrusa; S. A. Wagner 1992-7-8 9186 San Joaquin Caswell Memorial State Park. Comment
  CDA14279  Amaranthus arenicola T. Gantenbein 1998-6-14 s.n. San Joaquin Sacramento Delta; Roadside, Roberts Island. 0 Comment
  CDA14317  Amaranthus blitoides A. Wheelon, L. Allen 1998-8-12 s.n. San Joaquin San Joaquin Valley; Rough & Ready Island. 0 Comment
  UC465917  Amaranthus blitoides Harriet A. Walker 1907-9-8 935 San Joaquin Lathrop Comment
  UC596422  Amaranthus californicus R. F. Hoover 1937-9-4 2718 San Joaquin 3 mi e Farmington Comment
  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
  POM147749  Amaranthus hybridus E. E. Stanford 1927-8-10 674 San Joaquin Stockton Comment
  UCD97401  Amaranthus hybridus J. D. Sauer 1953-8-14 1643 San Joaquin Farmyard on Roberts Island, 5 miles west of Stockton. Comment
  CDA3293  Amaranthus hybridus subsp. quitensis Margaret Bellue 1933-10-6 San Joaquin Southwest of Lodi. 0 Comment
  UCD69389  Amaranthus palmeri J. Wycoff 1997-8-1 s.n. San Joaquin The city of Turlock. Southeast of town, Cressey Dairy, in agricultural fields east of Highway 99, along Cressey Rd. Comment
  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
  CDA25625  Amaranthus powellii G. K. Helmkamp, E. A. Helmkamp 2007-10-13 13083 San Joaquin Northern San Joaquin Valley; Along Highway CA-88, 1.0 mile southwest of Clements at Disch Road. 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
  UCD97571  Amaranthus powellii J. M. Tucker 1951-10-31 2314 -1 San Joaquin On Staten Island. Comment
  UCD97574  Amaranthus powellii J. M. Tucker 1951-10-31 2314 -8 San Joaquin On Staten Island. Comment
  UCD97770  Amaranthus retroflexus G. F. Hrusa; S. A. Wagner 1992-4-22 9299 San Joaquin Caswell Memorial State Park. Comment
  UCD97782  Amaranthus retroflexus J. M. Tucker 1951-10-31 2314 -7 San Joaquin On Staten Island. Comment
  CDA6726  Ambrosia artemisiifolia M. Switzenberg 1963-7-26 San Joaquin Railroad yards, Holt District. 0 Comment
  CDA6722  Ambrosia trifida R. S. Griffith 1959-8-4 San Joaquin Clifton Court Road and Byron-Tracy Highway, Byron. 0 Comment
  UC19726  Ammannia coccinea F. T. Bioletti Sept 1892 San Joaquin near Banta (San Joaquin Bridge); San Joaquin Bridge Comment
  UC19727  Ammannia coccinea J. A. Sanford 1890-1 40 San Joaquin Stockton Comment
  JEPS45987  Ammannia robusta J. Burtt Davy 1893-11-13 1184 San Joaquin Stockton Comment
  UCD102879  Ammannia robusta G. F. Hrusa; S. A. Wagner 1992-8-8 9353 San Joaquin Caswell Memorial State Park. Oxbow Lake. Comment
  CDA20731  Ammi majus Michael DeLucchi 2006-6-27 PDR 1344836 San Joaquin 17055 E. Highway 4, Stockton. Comment
  RSA639016  Ammi majus Michael A. Vincent 1999-6-12 8619 San Joaquin Along Route 4, 0.5 mile east of Jack Tome Road 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-BC214043  Amsinckia John Thomas Howell 1933-3-26 10890 San Joaquin Corral Hollow Comment
  UC1178287  Amsinckia Ray and Chisaki K 163 San Joaquin Farmington Comment
  UCD96886  Amsinckia Ellen Dean; Clare Loughran, Mary Shea, Wilde Legard, 2011-4-22 6934 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-BC214038  Amsinckia E. E. Stanford 1928-3-2 784 San Joaquin Stockton Comment
  CAS-BOT-BC26859  Amsinckia delicata Alice Eastwood 1917-4-2 s.n. San Joaquin Banta Comment
  SEINET3293462 Image available Amsinckia douglasiana P. O. Schallert 1945-3-8 C 30 San Joaquin Near Stockton common waste places Comment
  SEINET12519190  Amsinckia douglasiana Carl B. Wolf 1937-1 8379 San Joaquin San Joaquin Valley; 3 mi. E of Tracy at junction with Vernalis Road. 8 Comment
  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
  UCD96869  Amsinckia eastwoodiae Ellen Dean; Clare Loughran, Mary Shea, Wilde Legard, 2011-4-22 6923 San Joaquin Contra Costa Water District land (recently purchased), Carnegie Canyon Area at 32322 Corral Hollow Road west of CA-580 just north of junction with Interstate 5. Along main road through property, going south along ridgetop. Ridge east of Arnsinckia grandiflora canyon. Comment
  RSA21265  Amsinckia eastwoodiae C. B. Wolf 1937-3-31 8379 San Joaquin San Joaquin Valley, 3 Mi. E. of Tracy at junction with Vernalis Road. 25 Comment
  CAS-BOT-BC222445  Amsinckia grandiflora Robert F. Hoover 1938-3-19 2866 San Joaquin One mile north of Corral Hollow near Alameda County line Comment
  CAS-BOT-BC222447  Amsinckia grandiflora Robert F. Hoover 1938-5-7 3357 San Joaquin One mile north of Corral Hollow near Alameda County line Comment
  CAS-BOT-BC222448  Amsinckia grandiflora Robert F. Hoover 1938-5-7 3357 San Joaquin One mile north of Corral Hollow near Alameda County line Comment
  JEPS14264  Amsinckia grandiflora Francia Chisaki and R. Bacigalupi 1956-4-5 664 San Joaquin e. side of canyon leading n. from Corral Hollow (0.45 mi. e. of San Joaquin-Alameda Co. line, ca. 1.5 mi. n. of rd. in Corral Hollow) Comment
  JEPS24886  Amsinckia grandiflora R. F. Hoover 1938-3-19 2866 San Joaquin 1 mile N of Corral Hollow near Alameda County line). 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
  UC1084621  Amsinckia grandiflora Peter Kamb Ray 1952-3-29 2184 San Joaquin 1.1 mi n of road in Corral Hollow (0.45 e of San Joaquin-Alameda County line, e side of canyon n from Corral Hollow, on n side of one hill in area of 0.5 acre) 304 Comment
  UC881387  Amsinckia grandiflora Lewis S. Rose 1938-4-26 38210 San Joaquin Corral Hollow 152 Comment
  SEINET7883454  Amsinckia grandiflora Lewis S. Rose 1938-1 San Joaquin Comment
  CDA19660  Amsinckia intermedia G. D. Barbe, T. C. Fuller, J. B. Gianelli 1973-4-6 1180 San Joaquin San Joaquin Valley; 1.0 mi W of Calaveras County line (Wimer Rd.) on state route 26. 4.3 mi E of Bellota (cross Calaveras R.) 0.5 mi E of Shelley Rd. 60 Comment
  POM147727  Amsinckia intermedia E. E. Stanford 1928-3-2 784 San Joaquin Stockton. Comment
  RSA201466  Amsinckia intermedia Alice Eastwood, John Thomas Howell 1935-4-7 2113 San Joaquin East end of Corral Hollow. Comment
  RSA499908  Amsinckia intermedia E. E. Stanford 1928-3-2 784 San Joaquin Stockton. Comment
  UC1178285  Amsinckia intermedia Ray and Chisaki 1952-9-3 K 155 San Joaquin Farmington Comment
  UC763081  Amsinckia intermedia R. F. Hoover 1937-4-3 1747 San Joaquin Lower end of Corral Hollow Comment
  CDA40600  Amsinckia intermedia T. C. Fuller 1962-4-2 8207 San Joaquin 2 miles northwest of Lathrop Bridge, ca. 5 miles northeast of Tracy. 0 Comment
  SJSU11340  Amsinckia intermedia D. O. Barber 1965-4-17 San Joaquin 2 mi SW of Escalon Comment
  UCD119689  Amsinckia intermedia Marvin L. Nies 1951-4-7 41 San Joaquin 5 miles east of Lodi. Comment
  OBI20642  Amsinckia lycopsoides Robert F. Hoover 1966-3-25 9742 San Joaquin River Rd along San Joaquin River just N of Stanislaus Co. line Comment
  UC24613  Amsinckia lycopsoides J. A. Sanford 1890-1 366 San Joaquin Waverly Comment
  UC573083  Amsinckia lycopsoides H. L. Mason 1932-3-19 6814 San Joaquin w of Tracy (road from Mountain House to Midway) Comment
  UC573137  Amsinckia lycopsoides H. L. Mason 1932-3-19 6816 San Joaquin w of Tracy (road from Mountain House to Midway) Comment
  UC727044  Amsinckia lycopsoides A. A. Heller 1941-3-24 15911 San Joaquin Banta Comment
  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
  UCD119737  Amsinckia menziesii Alice Eastwood; John Thomas Howell 1935-4-7 2113 A San Joaquin East end of Corral Hollow. Comment
  JEPS61108  Amsinckia menziesii var. menziesii W. L. Jepson 1938-4-14 18683 San Joaquin headwaters of Goose Creek Comment
  UC1039809  Amsinckia menziesii var. menziesii Peter H. Raven with G. Thomas Robbins 1956-4-29 9131 San Joaquin 8.8 mi s of Stockton (on US Hwy 50) Comment
  UC1191064  Amsinckia menziesii var. menziesii C. R. Bell 1951-4-6 955 San Joaquin Farmington Comment
  RSA0089719  Amsinckia obvallata C. F. Baker 1903-4-25 2779 San Joaquin Tracy. Comment
  SEINET10697928 Image available Amsinckia obvallata Charles F. Baker 1903-4-25 Baker 2779 San Joaquin Tracy, San Joaquin county, California. Frequent in low fields. Comment
  CAS-BOT-BC26781  Amsinckia pusilla Alice Eastwood 1921-5-22 10591 San Joaquin near Stockton Comment
  CAS-BOT-BC26813  Amsinckia rugosissima C. F. Baker 1903-4-25 2779 San Joaquin Tracy Comment
  CAS-BOT-BC26954  Amsinckia scabricarpa Alice Eastwood 1917-4-2 s.n. San Joaquin Banta Comment
  JEPS20912 Image available Amsinckia tessellata W. L. Jepson 1896-6-27 100 d San Joaquin between Mossdale School and Atlanta; ; Between Mossdale School & Atlanta, San Joaquin Co. Comment
  UCD96890  Amsinckia tessellata Ellen Dean; Clare Loughran, Mary Shea, Wilde Legard, 2011-4-22 6936 San Joaquin Contra Costa Water District land (recently purchased), Carnegie Canyon Area at 32322 Corral Hollow Road west of CA-580 just north of junction with Interstate 5. Ridge south and above Amsinckia grandiflora canyon. Comment
  SEINET12519231  Amsinckia tessellata P. O. Schallert 1943-1 39 San Joaquin Stockton 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
  UC1061725  Amsinckia vernicosa var. vernicosa Rimo Bacigalupi and Francia Chisaki with Annetta Carter, Lucille Mason and Isabelle Tovares 1956-4-5 5581 San Joaquin 0.45 mi e of Alameda-San Joaquin County line (about 1.5 mi n of the Corral Hollow road, Drainage of Corral Hollow, in first side canyon to the north); Inner South Coast Range 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
  JEPS40576  Ancistrocarphus filagineus R. F. Hoover 1937-4-3 1741 San Joaquin lower end Corral Hollow Comment
  UCD77333  Androsace elongata subsp. acuta Robert E. Preston 2002-4-1 1782 San Joaquin Lawrence Livermore National Laboratory, Site 300. 365 Comment
  UC4890  Anemopsis californica J. A. Sanford 1890-1 369 San Joaquin Stockton Comment
  UCD137931  Anemopsis californica J. W. Adriance 1922-6-28 s.n. 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
  CDA35719  Anoda cristata Unknown 1996-5-28 s.n. San Joaquin Southeast of Stockton, off Kaiser Road, South of Mariposa Road. In a tomato field. There is a question as to whether this species was introduced from a tomato seed sample approximately two years ago. 0 Comment
  UCD116182  Anoda cristata Collector unknown 1996-5-28 s.n. San Joaquin Southeast of Stockton, off Kaiser Road, South of Mariposa Road. Comment
  RSA416835  Anthemis cotula Clarence R. Quick 1929-6-4 s.n. San Joaquin Calaveras River Bottom, North of campus (College of the Pacific), Stockton. Comment
  CDA39745  Apocynum androsaemifolium Ball 1938-8-21 s.n. San Joaquin Near Lodi. 0 Comment
  CDA39746  Apocynum androsaemifolium Bellue - Ball Sep 1938 s.n. San Joaquin Near Lodi or Stockton. 0 Comment
  UC22890  Apocynum cannabinum J. A. Sanford 1890-1 233 San Joaquin Robert's Island Comment
  RSA147785  Apocynum sibiricum E. E. Stanford 1927-9-26 715 San Joaquin Stockton, near Louis Park Comment
  CDA24670  Armoracia rusticana J. Solari 1966-4-12 San Joaquin San Joaquin Delta . 0 Comment
  CAS-BOT-BC90126  Artemisia biennis E. E. Stanford 1926-10-26 87 San Joaquin Stockton, Louis Park Comment
  CDA10146  Artemisia californica J. B. Gianelli 1973-10-31 San Joaquin U.S.D.A. Soil Conservation Service Plant Material Center, Lockeford. 0 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
  CAS-BOT-BC93746  Artemisia ludoviciana subsp. incompta Brian Atwater 1978-9-16 BA- 144 San Joaquin Tidal marsh and swamp inside a meander of Middle River, and vicinity; between Victoria Is. and Upper Jones Tract Comment
  UC22984  Asclepias fascicularis Michener and Bioletti 1892-9-9 San Joaquin Lathrop Comment
  UCD121335  Asclepias fascicularis G. F. Hrusa 1992-8-26 9571 San Joaquin Caswell Memorial State Park. Comment
  CDA39834  Asclepias fascicularis Barry Aug 1938 s.n. San Joaquin Near Stockton. 0 Comment
  RSA401255  Asclepias fascicularis E. E. Stanford 1927-8-31 s.n. San Joaquin Stockton Comment
  SEINET10923194  Asclepias fascicularis E. E. Stanford 1927-8-31 Stanford 695 San Joaquin Stockton Comment
  RSA201894  Asclepias vestita W. L. Jepson 1902-5-18 1823 -C San Joaquin Clements 41 Comment
  RSA201429  Asparagus officinalis J. T. Howell 1954-9-5 30029 San Joaquin Along highway near Holt Comment
  CAS-BOT-BC478841  Asparagus officinalis John Thomas Howell 1967-10-19 44018 San Joaquin Caswell Memorial State Park Comment
  CAS-BOT-BC478842  Asparagus officinalis John Thomas Howell 1954-9-5 30029 San Joaquin Along highway near Holt Comment
  UCD138668  Asparagus officinalis subsp. officinalis John Thomas Howell 1954-9-5 30029 San Joaquin along Highway near Holt. Comment
  CDA10238  Aster chilensis Croce 1963-12-17 San Joaquin Woodbridge Irrigation District, Augie Orrigone property, north of Highway 99. 0 Comment
  CDA10353  Aster subulatus var. ligulatus T. C. Fuller 1959-10-27 3262 San Joaquin Road to Knights Ferry, ca. 4 miles southwest of Farmington. 0 Comment
  POM146129  Aster subulatus var. ligulatus E. E. Stanford 1926-10-5 24 San Joaquin Stockton. Calaveras River bottom. Comment
  POM51393  Aster subulatus var. ligulatus L. R. Abrams 1917-9-14 6744 San Joaquin 4 miles north of Stockton; Stockton-Sacramento Road Comment
  RSA124892  Aster subulatus var. ligulatus A. G. O'Berg 1955-10-1 s.n. San Joaquin 2.1 miles south of San Joaquin on west side of Colorado Road, along edge of cultivated cotton field. Comment
  CAS-BOT-BC478058  Asteraceae James McMurphy 1908-10-19 s.n. San Joaquin Between Tracy and Altamont Comment
  POM16174  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
  RSA128159  Astragalus asymmetricus Clare B. Hardham 1959-5-6 4409 San Joaquin Intersection Nacimiento Dam Road and road to Pleyto. Comment
  UC13346  Astragalus didymocarpus F. T. Bioletti 1892-1 San Joaquin Lower San Joaquin Comment
  UC82658  Astragalus didymocarpus C. F. Baker 1903-4-25 2782 San Joaquin Tracy 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-BC182334  Astragalus didymocarpus var. didymocarpus Roxana S. Ferris 1938-4-15 9418 San Joaquin Near mouth of Elk Ravine. Corral Hollow - Livermore Road 152 Comment
  CAS-BOT-BC182335  Astragalus didymocarpus var. didymocarpus H. L. Mason 1932-3-19 6834 San Joaquin Two miles east of Midway, near Tracy Comment
  UC1561440  Astragalus didymocarpus var. didymocarpus Barbara Ertter with Dale McNeal 1986-3-14 5787 San Joaquin along Tesla Rd. (Rt. J12) 3.5 mi w of jct I-580 (se of Livermore, Corral Hollow in Diablo Range); Diablo Range, Corral Hollow, se of Livermore 152 Comment
  CAS-BOT-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-BC178267  Astragalus gambelianus Maxine Wilkes 1940-4-7 135 San Joaquin Corral Hollow Comment
  JEPS54646  Astragalus gambelianus W. L. Jepson 1922-4-2 9580 San Joaquin Corral Hollow Mt. Hamilton Range, Corral Hollow (Mt. Hamilton Range, w San Joaquin County) 182 Comment
  UC764942  Astragalus gambelianus R. F. Hoover 1938-4-9 3040 San Joaquin hill betw. Castle Rock and Black Butte (Corral Hollow); , hill betw. Castle Rock and Black Butte Comment
  CAS-BOT-BC178268  Astragalus gambelianus Volney Rattan 1883-3-20 s.n. San Joaquin Wilkinson's Ranch Comment
  RSA60149  Astragalus gambelianus Lois E. James 1947-4-12 1755 San Joaquin Hills just N of San Luis Obispo. Comment
  SEINET948625  Astragalus oxyphysopsis Carl B. Wolf 1935-1 6415 San Joaquin Coalinga -- Hanford Road, 2 3/10 miles MI. E. of Fresno County line. Comment
  CHSC55815  Athyrium filix-femina var. cyclosorum L. P. Janeway; Frances Biles, Frank Wernette 1988-6-2 2723 San Joaquin In Middle River ca 1/2 mi E of the Tracy Road bridge; ca 10 mi SW of Stockton. 1 Comment
  CAS-BOT-BC17574  Athysanus pusillus Robert Francis Hoover 1938-2-27 2793 San Joaquin Castle Rock, Corral Hollow. Comment
  CAS-BOT-BC17575  Athysanus pusillus Volney Rattan 1877-3-1 s.n. San Joaquin Live Oaks. Comment
  CAS-BOT-BC17576  Athysanus pusillus Peter H. Raven; R. Alava; R. Ornduff; S. Woodcox 1957-3-30 10561 San Joaquin Corral Hollow. Comment
  UC1055819  Athysanus pusillus Frank W. Gould 1940-3-12 883 San Joaquin opposite Castle Rock (Corral Hollow, Mount Hamilton Range); Mount Hamilton Range, Corral Hollow 198 Comment
  UC762952  Athysanus pusillus R. F. Hoover 1938-2-27 2793 San Joaquin Castle Rock, Corral Hollow Corral Hollow; Castle Rock, Corral Hollow Comment
  CAS-BOT-BC168619  Atriplex Roxana S. Ferris 1938-4-15 9422 San Joaquin Near mouth of Elk Ravine. Corral Hollow-Livermore Road 152 Comment
  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
  JEPS59520  Atriplex argentea var. mohavensis W. L. Jepson 1896-7-17 San Joaquin Comment
  UC990738  Atriplex argentea var. mohavensis Roxana S. Ferris 1951-9-15 12471 San Joaquin near Lathrop; near Lathrop Comment
  UC1784356  Atriplex californica H. C. Stutz 1977-6-15 8030 San Joaquin Tracy Comment
  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
  SEINET4133819  Atriplex fruticulosa Howard C. Stutz 1991-5-31 95520 San Joaquin North Livermore, 2000 No, Bluebell Boulevard.; 0 Comment
  POM195360  Atriplex joaquinana H. M. Hall 1927-5-15 12270 San Joaquin Stockton Comment
  UCD97514  Atriplex lentiformis A. S. Crafts 1935-10-31 s.n. San Joaquin San Joaquin Valley. Comment
  CAS-BOT-BC180936  Atriplex minuscula F. R. Lawson 1930-10-14 s.n. San Joaquin 8.8 miles N. of Tranquility Comment
  RSA43040  Atriplex polycarpa Robert F. Hoover 1946-9-14 6392 San Joaquin Shandon, on alkaline valley flat Comment
  UCD97621  Atriplex prostrata K. Esau 1929-9-21 2039 San Joaquin Staten Island. Comment
  CDA2944  Atriplex rosea T. C. Fuller 1962-6-4 8834 San Joaquin North side of Highway 50 at railroad tracks, west limits of Tracy. 0 Comment
  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
  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-BC180894  Atriplex serenana var. serenana L. R. Abrams 1934-5-28 13572 San Joaquin Manteca Comment
  UC217006  Atriplex serenana var. serenana H. M. Hall 1919-10-26 San Joaquin Manteca Comment
  UC990740  Atriplex serenana var. serenana Roxana S. Ferris 1951-9-15 12470 San Joaquin near Lathrop; near Lathrop Comment
  CAS-BOT-BC180895  Atriplex serenana var. serenana John Thomas Howell 1929-9-21 4412 San Joaquin Railroad embankment, Holt. Comment
  CDA17065  Atriplex suberecta G. F. Hrusa, P. Akers 2003-10-1 16136 San Joaquin San Joaquin Valley; Hwy 33 app. 1/2 mi. S of I-5 Vernalis exit. 22 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
  UCR253605  Avena barbata George K. Helmkamp 2014-3-18 22573 A San Joaquin San Joaquin Valley, along Hwy CA-88 on the southwest side of the border with Calaveras County, 7.1 mi. SW (220 deg. ) of Ione 87 Comment
  CAS-BOT-BC66231  Azolla filiculoides Edward Lee 1934-7-4 970 San Joaquin Borden Highway between Middle and Old forks of the San Joaquin River Comment
  CHSC110790  Baccharis douglasii Dean Wm. Taylor 2012-11-23 21317 San Joaquin 14 Mile Slough, Stockton; equidistant between western birm of Feather River Drive and eastern levee of the sough, on western perimeter of the dog park; T/R Section unsectionized (projected 2N6E14). 0 Comment
  POM196206  Baccharis douglasii E. E. Stanford 1929-10-25 1173 San Joaquin Near Stockton Comment
  CDA15564  Baccharis glutinosa G. F. Hrusa, M. Rejmanek, M. Tu 1998-10-14 14895 San Joaquin Caswell Memorial State Park. Comment
  UCD129410  Baccharis glutinosa G. F. Hrusa; S. A. Wagner 1992-8-9 9323 San Joaquin Caswell Memorial State Park. Comment
  UC73990  Baccharis glutinosa J. A. Sanford 225 San Joaquin Robert's Island San Joaquin Valley Comment
  UCD129414  Baccharis glutinosa P. B. Kennedy 1928-9-30 s.n. San Joaquin at Holt. Comment
  CDA10386  Baccharis pilularis subsp. consanguinea F. M. Newhall 1959-11-23 San Joaquin 0 Comment
  CAS-BOT-BC98211  Baccharis salicifolia E. E. Stanford 1930-4-14 1316 San Joaquin Near Calaveras Co. line in open range land. Comment
  SEINET899244  Baccharis salicifolia R. A. Dodge 1957-1 90 San Joaquin 15 miles southeast of Livermore, on Corral Hollow Road 46 Comment
  UC1259011  Bacopa eisenii J. L. Strother 1977-7-19 1278 San Joaquin ca 2 mi n Escalon (Route J9, ca .33 mi e of Route J6) Comment
  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
  CAS-BOT-BC102061  Bidens frondosa John Thomas Howell 1929-9-21 4408 San Joaquin Holt 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
  UC912221  Bidens frondosa Herbert L. Mason 1928-9-30 4956 San Joaquin near Holt (San Joaquin Delta); San Joaquin Delta Comment
  UC88529  Bidens laevis K. Brandegee 1892-1 San Joaquin Bouldin Island Comment
  UC912410  Bidens laevis Herbert L. Mason 1929-9-9 5426 San Joaquin Holt Comment
  CAS-BOT-BC102028  Bidens laevis E. E. Stanford 1926-10-19 67 San Joaquin Stockton Comment
  CDA10517  Bidens laevis J. F. Silva 1957-10-4 385 -57 San Joaquin Escalon. 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
  CDA10522  Bidens laevis T. C. Fuller 1959-10-27 3261 San Joaquin Road to Knights Ferry, ca. 4 miles southwest of Farmington. 0 Comment
  UCD129557  Bidens laevis J. M. Tucker 1951-10-31 2313 San Joaquin Northwestern San Joaquin County: Staten Island, ca. 3-5 miles south of Walnut Grove. Comment
  UCR232292  Blennosperma bakeri George K. Helmkamp, E. A. Helmkamp 2011-3-29 17097 San Joaquin San Joaquin Valley, along CA-26 at the junction with Ospital/N Wimer Road, c. 0.3 mile southwest of the Calaveras County line, 9.1 miles NE (56 deg. ) of Linden 72 Comment
  CAS-BOT-BC100277  Blennosperma nanum var. nanum Volney Rattan 1886-3-18 s.n. San Joaquin Live Oaks Comment
  CAS-BOT-BC100278  Blennosperma nanum var. nanum E. E. Stanford 1928-3-20 817 San Joaquin Near Peters 45 Comment
  UC1219710  Blennosperma nanum var. nanum Robert Ornduff 1958-2-23 4752 San Joaquin about 4.8 mi n of, roadside at edge of Highway 88 Clements Comment
  CAS-BOT-BC127904  Blepharizonia laxa James Vale 1975-9-17 s.n. San Joaquin East end of Corrall Hollow Comment
  CAS-BOT-BC127905  Blepharizonia laxa James Vale 1975-10-4 s.n. San Joaquin Middle part of Corral Hollow Comment
  CAS-BOT-BC127910  Blepharizonia laxa R. F. Hoover 1938-8-22 3792 San Joaquin Lower part of Hospital Canyon, Mount Hamilton Range 152 Comment
  CAS-BOT-BC127911  Blepharizonia laxa Katharine Brandegee 1907-10-1 s.n. San Joaquin near Stockton 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
  RSA465632  Boisduvalia cleistogama E. E. Stanford 1930-5-26 1522 San Joaquin Harney Lane Comment
  RSA41169  Boisduvalia glabella Robert F. Hoover 1936-6-11 1301 San Joaquin Farmington. Comment
  RSA41183  Boisduvalia glabella Robert F. Hoover 1935-6-12 646 San Joaquin Farmington. Comment
  RSA41165  Boisduvalia stricta Robert F. Hoover 1935-6-12 651 San Joaquin Farmington. Comment
  CAS-BOT-BC28212  Bolboschoenus fluviatilis LeRoy Abrams 1917-9-14 6742 San Joaquin 3 mi NW of Stockton. In sand of Calaveras River. Comment
  CAS-BOT-BC31039  Bolboschoenus maritimus John Thomas Howell 1930-9-28 5508 San Joaquin Subsaline hollow along Borden Highway to Stockton. Comment
  RSA201509  Brachypodium distachyon Robert F. Hoover 1954-5-20 8348 San Joaquin 330 Chaplin Lane Comment
  UCD57014  Brachypodium distachyon Collector unknown 1953-7-16 San Joaquin San Joaquin Co. Comment
  UCR253790  Brassica geniculata George K. Helmkamp, Elizabeth Helmkamp 2012-10-26 20060 San Joaquin San Joaquin Valley, along Hwy CA-26, 0.7 mile northeast of Bellota 50 Comment
  CDA3635  Brassica nigra T. C. Fuller 1962-4-2 8205 San Joaquin 2 miles northwest of Lathrop Bridge, ca. 5 miles northeast of Tracy. 0 Comment
  RSA482906  Brassica nigra E. E. Stanford 1928-3-13 802 San Joaquin Stockton. Comment
  RSA482908  Brassica nigra C. R. Quick 1929-3-17 s.n. San Joaquin Near Peters. Comment
  CAS-BOT-BC36687  Brassica rapa E. E. Stanford 1928-3-13 803 San Joaquin Stockton. Comment
  CDA3602  Brassica rapa T. C. Fuller 1962-4-2 8204 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
  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
  UCR238400  Brassica rapa George K. Helmkamp, E. A. Helmkamp 2012-4-7 18729 San Joaquin San Joaquin Valley, along CA-26, 3.2 miles southwest of its junction with N Wimer Road, NE of town of Linden 52 Comment
  UCR253609  Brassica rapa George K. Helmkamp 2014-3-18 22577 San Joaquin San Joaquin Valley, along Hwy CA-88 on the southwest side of the border with Calaveras County, 7.1 mi. SW (220 deg. ) of Ione 87 Comment
  RSA482940  Brassica rapa Flossie Draper 1927-10-6 33 San Joaquin Near campus [Stockton] Comment
  UCR2202B  Briza media F. M. Reed 1920-10-22 4539 San Joaquin Sacramento Valley, Rice field near Galt 15 Comment
  SEINET4183114 Image available Briza minor C. L. Hitchcock 1940-4-29 6302 San Joaquin 3 Miles South of Galt. 16 Comment
  UCR2202A  Briza minor F. M. Reed 1920-10-22 4539 San Joaquin Sacramento Valley, Rice field near Galt 15 Comment
  SEINET10967592  Briza minor E. E. Stanford 1930-4-14 Stanford 1320 San Joaquin Near Calaveras Co. line. Open range in wet places. Comment
  UC768449  Brodiaea appendiculata R. F. Hoover 1936-4-30 1058 San Joaquin Farmington Comment
  CAS-BOT-BC482169  Brodiaea appendiculata E. E. Stanford 1928-5-12 952 San Joaquin Near Peters Comment
  RSA232769  Brodiaea appendiculata Lee W. Lenz 24801 San Joaquin 12 mi S Ione, Rd 88. Comment
  JEPS6307  Brodiaea elegans subsp. elegans W. L. Jepson 1902-5-18 1822 San Joaquin Clements 76 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
  UCD14204  Brodiaea elegans subsp. elegans Janey Veneman 1974-5-18 78 B San Joaquin 1/2 mi. north of Milton Road along the Escalon-Bellota Highway; 36 Comment
  JEPS5510  Brodiaea minor R. F. Hoover 1936-4-30 1056 San Joaquin stream bed near Farmington 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
  POM196216  Bromus arizonicus C. R. Quick 1929-4-6 s.n. San Joaquin Stockton; Campus Comment
  CAS-BOT-BC156278  Bromus catharticus E. E. Stanford 1930-5-21 1505 San Joaquin Stockton. On campus. Comment
  UCD58406  Bromus catharticus G. F. Hrusa; S. A. Wagner 1992-4-22 9265 San Joaquin Caswell Memorial State Park. Comment
  HSC9290  Bromus diandrus C. S. Chavez 1965-4-10 29 San Joaquin Hwy. 50 downtown Tracy Comment
  SACT000664  Bromus diandrus Herbert Copeland 1935-7-28 San Joaquin Comment
  SEINET3271555 Image available Bromus diandrus George K. Helmkamp, E. A. Helmkamp 2009-3-26 14451 San Joaquin San Joaquin Valley; junction of Collier Road and CA-88, about 0.2 mile north of the Mokelumne River 43 Comment
  UCR207828  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
  UCR242629  Bromus diandrus George K. Helmkamp, E. A. Helmkamp 2010-4-7 15820 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
  CDA12443  Bromus hordeaceus G. F. Hrusa, S. A. Wagner 1992-4-2 9307 San Joaquin Caswell Memorial State Park. Throughout the park. Comment
  UCD58655  Bromus hordeaceus G. F. Hrusa; S. A. Wagner 1992-4-22 9249 San Joaquin Caswell Memorial State Park. Comment
  UCR128287  Bromus hordeaceus Pam Wright, Louis LaPierre 2003-5-9 s.n. San Joaquin Sacramento Valley, 1 mile south of Collegeville, southeast of Stockton and east of French Camp, off Littlejohn Creek immediately west of Jack Tone Road and south of BNSF railroad line, 55 acre Mariposa mitigation site (created in 2000) 17 Comment
  UCR253641  Bromus hordeaceus George K. Helmkamp 2014-3-18 22580 San Joaquin San Joaquin Valley, along Hwy CA-88 on the southwest side of the border with Calaveras County, 7.1 mi. SW (220 deg. ) of Ione 87 Comment
  CAS-BOT-BC161975  Bromus rubens E. E. Stanford 1927-3-24 123 San Joaquin Stockton. Along trolley tracks. Comment
  UCR253643  Bromus rubens George K. Helmkamp 2014-3-18 22576 San Joaquin San Joaquin Valley, along Hwy CA-88 on the southwest side of the border with Calaveras County, 7.1 mi. SW (220 deg. ) of Ione 87 Comment
  CDA21076  Cabomba caroliniana D. Griffin, J. Scheiman, D. Daniels 1988-9-28 s.n. San Joaquin Sacramento/San Joaquin river Delta 0 Comment
  CDA14314  Caesalpinia gilliesii J. Allan 1998-8-5 s.n. San Joaquin San Joaquin Valley; In the vicinity of 11th & Bird Streets in Tracy. 0 Comment
  JEPS52610  Calandrinia ciliata W. L. Jepson 1902-5-18 1823 San Joaquin Clements 40 Comment
  UC765776  Calandrinia ciliata Robert F. Hoover 1935-3-1 273 San Joaquin five mi s Tracy Comment
  UC7747  Calandrinia ciliata J. A. Sanford 1890-1 94 San Joaquin French Camp Comment
  CAS-BOT-BC438328  Calandrinia ciliata Lewis S. Rose 1936-2-20 36008 San Joaquin Orchard, Ripon 21 Comment
  CAS-BOT-BC438330  Calandrinia ciliata E. E. Stanford 1927-3-7 97 San Joaquin Stockton Comment
  UC570781 Image available Callitriche hermaphroditica H. L. Mason 1928-5-3 4445 San Joaquin 4 mi n Clementes; ; San Joaquin Co. Comment
  UC570780  Callitriche heterophylla var. bolanderi H. L. Mason 1929-4-7 5202 San Joaquin 4 mi e Clements Comment
  UCD84694  Callitriche heterophylla var. bolanderi Robert E. Preston 2009-4-13 s.n. San Joaquin 12 mi NE of Lodi, at end of Mackville Rd, 1 mi N of its jct with Liberty Rd. 67 Comment
  UC19137  Callitriche marginata J. A. Sanford 1890-1 360 San Joaquin Waverly Comment
  CAS-BOT-BC490541  Calochortus luteus Gladys L. Smith 1959-5-1 1064 San Joaquin 1 mile east of Wallace, highway 12. 60 Comment
  JEPS38569  Calycadenia multiglandulosa W. L. Jepson 1896-6-27 14866 San Joaquin lower San Joaquin, between Moss Ferry and Atlanta San Joaquin Comment
  UC935677  Calycadenia multiglandulosa H. M. Hall 1930-8-8 12850 San Joaquin 2.5 mi s, on road to Milton Farmington Comment
  CAS-BOT-BC270659  Calycadenia multiglandulosa H. M. Hall 1930-8-8 12850 San Joaquin 2.5 miles E of Farmington, on road to Milton Comment
  UC177482  Calycadenia multiglandulosa C. C. Parry 1881-1-1 136 San Joaquin Pacific Coast Comment
  UC177511  Calycadenia spicata C. C. Parry 1881-10-1 132 San Joaquin near Stockton Comment
  CAS-BOT-BC270879  Calycadenia spicata David D. Keck 1932-6-26 1507 San Joaquin 2.5 miles E of Farmington, on Milton Road Comment
  UC596414  Calyptridium monandrum R. F. Hoover 1938-4-9 3044 San Joaquin hill between Castle Rock and Black Butte (Corral Hollow); Corral Hollow Comment
  JEPS31809  Camissonia campestris W. L. Jepson 1896-6-27 14488 San Joaquin between Mossdale School and Atlanta; lower San Joaquin Comment
  RSA31979  Camissonia contorta C. F. Baker 1903-4-25 2775 San Joaquin Tracy. 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
  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
  UCD103270  Camissonia contorta A. S. Crafts 1932-3-30 s.n. San Joaquin Manteca. 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
  UC914244  Cannabis sativa Verne and Alva Grant 1946-8-21 7849 San Joaquin between Stockton and Antioch San Joaquin Delta 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
  RSA530958  Capsella bursa-pastoris Cyril R. Owen 1927-9-20 21 San Joaquin Campus. [College of the Pacific, Stockton.] Comment
  UC10293  Capsella bursa-pastoris Jos. Burtt Davy 1901-3-5 San Joaquin Lathrop Comment
  UCR253464  Capsella bursa-pastoris George K. Helmkamp 2014-3-18 22588 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
  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
  SD240939  Cardamine hirsuta George K. Helmkamp, E. A. Helmkamp 2011-3-29 17104 San Joaquin San Joaquin Valley: along CA-26 at the junction with Ospital/N Wimer Road, c. 0.3 mile southwest of the Calaveras County line, 9.1 miles NE (56a^z) of Linden (Valley Springs 7.5'Q) 71 Comment
  JEPS13214  Cardaria chalepensis Rimo Bacigalupi with G. T. Robbins 1955-5-4 4987 San Joaquin ca. 4 mi. w. Stockton city limits (along Borden Hwy. (CA #4), 1 1/2 mi. e. of crossing of East R. (San Joquin R.)) 1 Comment
  CDA34366  Cardaria chalepensis E. Finley 1992-4-9 PDR 962388 San Joaquin Lammers Rd. Tracy. 0 Comment
  CDA6898  Carduus tenuiflorus F. M. Newhall 1961-5-4 San Joaquin Route 1, Box 175, Acampo. 0 Comment
  UCD129915  Carduus tenuiflorus G. F. Hrusa; S. A. Wagner 1992-4-22 9292 San Joaquin Caswell Memorial State Park. Comment
  RSA362796  Carex E. E. Stanford 1930-5-5 1253 San Joaquin Durham Ferry Road. Comment
  UCD140196  Carex barbarae G. F. Hrusa 1992-3-4 9100 San Joaquin Caswell Memorial State Park. Comment
  CAS-BOT-BC19311  Carex barbarae J. W. Congdon 1894-3-31 s.n. San Joaquin Lockeford. Comment
  CDA33035  Carex barbarae T. C. Fuller 1968-10-31 17946 San Joaquin Caswell Memorial State Park, north bank of the Stanislaus River, 3 miles southwest of Ripon. 0 Comment
  SEINET3898818  Carex barbarae Wilhelm N. Suksdorf 1913-6-7 57 San Joaquin On the San Joaquin River, near Lathrop.; 0 Comment
  UC826508  Carex barbarae Wilhelm N. Suksdorf 1913-6-7 57 San Joaquin near Lathrop (San Joaquin River) 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
  UCD140756  Carex praegracilis G. F. Hrusa; S. A. Wagner 1992-4-22 9255 San Joaquin Caswell Memorial State Park. 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
  CDA6946  Carthamus creticus T. C. Fuller 1960-5-17 4333 San Joaquin South of Highway 4, 1.4 miles east of Jack Tone Road, 8.7 miles east of Stockton. 0 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
  CAS-BOT-BC281891  Carthamus lanatus T. C. Fuller 1960-5-17 4333 San Joaquin Adjacent to Ladino clover pasture, S/Highway 4, 1.4 miles E/Jacktone Rd, 8.7 mile E/Stockton Comment
  CDA14344  Castilleja campestris subsp. campestris J. B. Gianelli 1995-5-4 San Joaquin Angraves Estate, Acampo. 0 Comment
  JEPS4553  Castilleja campestris subsp. campestris R. F. Hoover 1936-4-30 1051 San Joaquin 2 mi n Escalon Comment
  UC27252  Castilleja exserta F. W. Gunnison May 1896 San Joaquin Linden Comment
  JEPS10295  Castilleja exserta subsp. exserta W. L. Jepson 1922-4-2 9589 San Joaquin Tracy Comment
  JEPS10398  Castilleja exserta subsp. exserta C. F. Baker 1903-4-26 San Joaquin 6.5 mi nw Tracy (Bethany, S.P. Railway station); Bethany Comment
  JEPS18886  Castilleja exserta subsp. exserta Rimo Bacigalupi with A. Carter, F. Chisaki et al. 1956-4-5 5580 San Joaquin about 1.5 mi n Corral Hollow Road (in first side canyon 0.45 mi ne of the Alameda-San Joaquin County line, off the Corral Hollow) 396 Comment
  CDA41249  Castilleja foliolosa T. C. Fuller 1971-4-22 19848 San Joaquin Red Dam, head of Hospital Creek, southwestern San Joaquin County. 0 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
  UC596391  Caulanthus coulteri var. lemmonii R. F. Hoover 1938-3-19 2867 San Joaquin 1 mi n Corral Hollow (near Alameda County line); n of Corral Hollow Comment
  UC764614  Caulanthus coulteri var. lemmonii R. F. Hoover 1938-3-10 2837 San Joaquin near county line (Corral Hollow); Corral Hollow Comment
  UC855876  Caulanthus coulteri var. lemmonii Lewis S. Rose 1938-4-18 38152 San Joaquin Hospital Canyon 152 Comment
  CAS-BOT-BC41071  Caulanthus flavescens Alice Eastwood; John Thomas Howell 1938-4-10 13758 San Joaquin Hospital Canyon. Comment
  CAS-BOT-BC41072  Caulanthus flavescens Mrs. A. R. Arnold 1922-4-10 s.n. San Joaquin Tracy. Comment
  CAS-BOT-BC40346  Caulanthus lasiophyllus Peter H. Raven; R. Ornduff; et al. 1957-3-30 10560 San Joaquin Corral Hollow. 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
  CDA25792  Centaurea solstitialis G. K. Helmkamp, E. A. Helmkamp 2007-10-13 13080 San Joaquin Northern San Joaquin Valley; Along Highway CA-88, 1.0 mile southwest of Clements at Disch Road. Comment
  UCR194725  Centaurea solstitialis George K. Helmkamp, E. A. Helmkamp 2007-10-13 13080 San Joaquin Northern San Joaquin Valley, along Hwy CA-88, 1.0 mile southwest of Clements at Disch Road 37 Comment
  UCD130074  Centaurea solstitialis G. F. Hrusa; S. A. Wagner 1992-7-8 9140 San Joaquin Caswell Memorial State Park. Immediately below picnic area. Comment
  UC763206  Centaurium muehlenbergii Robert F. Hoover 1935-6-12 649 San Joaquin Farmington Comment
  UC35449  Centaurium muehlenbergii J. A. Sanford May 1878 80 San Joaquin Stockton Comment
  CDA38371  Centaurium tenuiflorum P. S. Jorgensen 1963-6-26 s.n. San Joaquin Escalon dist. 0 Comment
  UC532128  Centromadia David D. Keck 1933-10-28 2573 San Joaquin ca. 3 mi e Stockton (Farmington Road 0.7 mi from intersection with U.S. 99) Comment
  CAS-BOT-BC288643  Centromadia fitchii David D. Keck 1933-10-28 2573 San Joaquin Farmington Rd 0.7 mile from intersection with US 99, ca 3 miles E of Stockton Comment
  CAS-BOT-BC288648  Centromadia fitchii Samuel B. Parish 1934-11-1 s.n. San Joaquin Lathrop Comment
  UC30949  Centromadia fitchii J. A. Sanford San Joaquin Comment
  UC532118  Centromadia fitchii David D. Keck 1933-10-28 2571 San Joaquin ca. 3 mi E of Stockton (Farmington Road, 0.7 mi from int with US 99) 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-BC288644  Centromadia fitchii David D. Keck 1931-10-18 1322 San Joaquin Escalon 38 Comment
  CAS-BOT-BC288645  Centromadia fitchii David D. Keck 1931-10-18 1322 San Joaquin Escalon 38 Comment
  CAS-BOT-BC288647  Centromadia fitchii Ira L. Wiggins 1934-6-23 6938 San Joaquin 3.2 miles E of Escalon on road to Oakdale Comment
  CAS-BOT-BC288653  Centromadia fitchii David D. Keck 1933-10-28 2585 San Joaquin 11.3 miles N of Stockton Comment
  CAS-BOT-BC288654  Centromadia fitchii David D. Keck 1931-10-18 1322 San Joaquin Escalon 38 Comment
  SJSU5865  Centromadia fitchii M. E. Myers 1955-7-30 91 San Joaquin 12 miles E of Lodi 182 Comment
  CAS-BOT-BC271513  Centromadia parryi subsp. rudis H. M. Hall 1930-9-25 12889 San Joaquin One miel norht of Stockton Comment
  CAS-BOT-BC271514  Centromadia parryi subsp. rudis David D. Keck 1933-10-28 2581 San Joaquin 6.3 mi. N. of Stockton on Thornton Road Comment
  CAS-BOT-BC271515  Centromadia parryi subsp. rudis David D. Keck 1933-10-28 2587 San Joaquin Thornton Road, 16 mi. N. of Stockton Comment
  CAS-BOT-BC271517  Centromadia parryi subsp. rudis David D. Keck 1933-10-28 2576 San Joaquin N. city limits of Stockton on western road to Sacramento Comment
  CAS-BOT-BC271518  Centromadia parryi subsp. rudis David D. Keck 1933-10-28 2576 San Joaquin N. city limits of Stockton on western road to Sacramento Comment
  UC134550  Centromadia parryi subsp. rudis Katharine Brandegee 1907-10-2 San Joaquin railroad track near Stockton Comment
  UC532129  Centromadia parryi subsp. rudis David D. Keck 1933-10-28 2572 San Joaquin ca. 3 mi E of Stockton (Farmington Road, 0.7 mi from int with US 99) Comment
  CHSC22915  Centromadia pungens Robert A. Schlising; A. Eagle, B. Liles 1962-8-25 2346 San Joaquin 1.5 mi N Salida, along Hwy 99 and S.P. RR. Roadside. Comment
  CAS-BOT-BC279287  Centromadia pungens subsp. pungens K. Brandegee 1914-9-27 s.n. San Joaquin Lathrop Comment
  CAS-BOT-BC279288  Centromadia pungens subsp. pungens David D. Keck 1933-8-23 2503 San Joaquin Corral Hollow (east end), 10.5 mi. S.W. of Tracy Comment
  CAS-BOT-BC279290  Centromadia pungens subsp. pungens David D. Keck 1933-10-28 2582 San Joaquin 6.3 mi. N. of Stockton on Thornton Road Comment
  CAS-BOT-BC279299  Centromadia pungens subsp. pungens David D. Keck 1933-10-28 2582 San Joaquin 6.3 mi. N. of Stockton on Thornton Road Comment
  CAS-BOT-BC279300  Centromadia pungens subsp. pungens David D. Keck 1933-10-28 2579 San Joaquin 6.3 mi. N. of Stockton on Thornton Road Comment
  UC30963  Centromadia pungens subsp. pungens F. T. Bioletti 1891-5-1 San Joaquin Lathrop Comment
  UC480896  Centromadia pungens subsp. pungens Katharine Brandegee San Joaquin Lathrop Comment
  UC481042  Centromadia pungens subsp. pungens Harriet A. Walker 1907-9-8 935 San Joaquin Lathrop Comment
  UC87210  Centromadia pungens subsp. pungens Katharine Brandegee 1907-8-1 San Joaquin Lathrop Comment
  CAS-BOT-BC279291  Centromadia pungens subsp. pungens David D. Keck 1932-6-26 1503 San Joaquin Nilegarden Station, 3 miles west of Manteca Comment
  CAS-BOT-BC279292  Centromadia pungens subsp. pungens David D. Keck 1932-6-26 1503 San Joaquin Nilegarden Station, 3 miles west of Manteca Comment
  CAS-BOT-BC222955  Cephalanthus occidentalis Ira L. Wiggins 1934-10-25 6984 San Joaquin 1 mi. W. of San Joaquin Riv. Comment
  CAS-BOT-BC222957  Cephalanthus occidentalis Barrett Anderson 1987-10-24 3631 San Joaquin Littlejohn's Creek west of Van Allen Road 25 Comment
  CAS-BOT-BC222958  Cephalanthus occidentalis John Thomas Howell 1929-9-21 4419 San Joaquin Island Road between Brentwood and Stockton, near Holt Comment
  CAS-BOT-BC222964  Cephalanthus occidentalis Brian Atwater 1978-8-24 BA- 107 San Joaquin Between Rindge Tract and Wright Tract Comment
  OBI3310  Cephalanthus occidentalis Neil Havlik 1969-7-27 511 San Joaquin Along the San Joaquin river where State hwy 4 crosses it W of Stockton 6 Comment
  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
  UC580096  Cephalanthus occidentalis var. californicus Ira L. Wiggins 1934-10-25 6984 San Joaquin 1 mi w San Joaquin River Comment
  UCR253642  Cerastium glomeratum George K. Helmkamp 2014-3-18 22575 San Joaquin San Joaquin Valley, along Hwy CA-88 on the southwest side of the border with Calaveras County, 7.1 mi. SW (220 deg. ) of Ione 87 Comment
  UCD98049  Cerastium glomeratum G. F. Hrusa; S. A. Wagner 1992-4-22 9282 San Joaquin Caswell Memorial State Park. Comment
  CAS-BOT-BC400160  Ceratophyllum demersum H. L. Mason 1938-6-12 11851 San Joaquin Trapper Slough, Robert's Island, south-west of Holt Comment
  CAS-BOT-BC400161  Ceratophyllum demersum H. L. Mason 1938-6-12 11851 San Joaquin Trapper Slough, Robert's Island, south-west of Holt Comment
  UC629714  Ceratophyllum demersum H. L. Mason 1938-6-12 11851 San Joaquin sw Holt (Robert's Island, Trapper Slough); Trapper Slough, Robert's Island Comment
  UC635510  Ceratophyllum demersum H. L. Mason 1928-9-30 4955 San Joaquin San Joaquin Delta near Holt; San Joaquin Delta Comment
  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
  POM138053  Chamaesyce glyptosperma Harriet Ann Walker 1907-9-8 910 San Joaquin San Joaquin County: Lathrop Comment
  UC17681  Chamaesyce serpyllifolia J. Burtt Davy 1893-11-13 1174 San Joaquin Stockton Comment
  SD240974  Chenopodium George K. Helmkamp, E. A. Helmkamp 2011-10-15 18430 San Joaquin San Joaquin Valley: along CA-26, 0.6 mile northeast of Escalon-Bellota Road (Linden 7.5'Q) 39 Comment
  CAS-BOT-BC175679  Chenopodium album G. K. Helmkamp; E. A. Helmkamp 2007-10-13 13096 San Joaquin Northern San Joaquin Valley: along Hwy CA-88, 1.0 mile southwest of Clements at Disch Road 37 Comment
  RSA423296  Chenopodium album D. D. Keck 1931-10-18 1315 San Joaquin Simms Station, Tidewater Southern R.R., 7 miles E of Manteca. 23 Comment
  UCD97771  Chenopodium album G. F. Hrusa 1992-8-26 9550 San Joaquin Caswell Memorial State Park, near the western boundary. Comment
  UC73897  Chenopodium ambrosioides J. Burtt Davy 1893-11-13 1201 San Joaquin Stockton Comment
  UCR63940  Chenopodium ambrosioides L. F. LaPre 1990-6-4 s.n. San Joaquin Borden Ranch, south side of Dry Creek 70 Comment
  RSA18399  Chenopodium ambrosioides var. ambrosioides C. B. Wolf 1927-6-23 507 San Joaquin 3 miles W of Manteca. Comment
  CDA3048  Chenopodium ambrosioides var. chilense Margaret Bellue 1938-6-23 San Joaquin Near Manteca. 0 Comment
  CDA3055  Chenopodium ambrosioides var. chilense Margaret Bellue 1938-6-23 San Joaquin Near Manteca. 0 Comment
  RSA18398  Chenopodium atrovirens C. B. Wolf 1927-6-23 508 San Joaquin 3 miles W of Manteca. Comment
  UCR63939  Chenopodium botrys L. F. LaPre 1990-6-4 s.n. San Joaquin Borden Ranch, south side of Dry Creek 70 Comment
  CDA3068  Chenopodium murale J. B. Gianelli 1975-7-11 San Joaquin 1642 Paloma Avenue, Stockton. 0 Comment
  CAS-BOT-BC184900  Chloris virgata A. Bugbee 1968-8-15 s.n. San Joaquin Ripon. H. Mohler prop., Monsieur & Curtice Roads. Comment
  POM352125  Cichorium intybus E. E. Stanford 1926-10-28 88 San Joaquin Near Stockton Comment
  RSA519061  Cichorium intybus L. F. LaPre 1990-6-4 s.n. San Joaquin Borden Ranch, S side of Dry Creek. Comment
  JEPS59178  Cirsium crassicaule W. L. Jepson 1896-6-26 San Joaquin Between Banta and Lathrop; San Joaquin River Comment
  UC175998  Cirsium crassicaule W. N. Suksdorf 1913-6-4 111 San Joaquin Lathrop Comment
  UC30793  Cirsium crassicaule Alice Eastwood 1893-5-26 San Joaquin near Lathrop Comment
  UC91564  Cirsium crassicaule J. W. Congdon 1896-5-17 San Joaquin Lathrop Comment
  CAS-BOT-BC280115  Cirsium occidentale var. venustum John Thomas Howell 1953-4-26 28933 San Joaquin Corral Hollow Comment
  CAS-BOT-BC285847  Cirsium vulgare John Thomas Howell 1930-9-28 5517 San Joaquin Holt Comment
  UC64861  Cirsium vulgare N. K. Berg 1903-12-3 San Joaquin Rough and Ready Island Comment
  UC91841  Cirsium vulgare K. Brandegee 1901-9-9 San Joaquin San Joaquin Bridge Comment
  POM352186  Cirsium vulgare E. E. Stanford 1927-9-26 214 San Joaquin Stockton, near Louis Park Comment
  UCD130446  Cirsium vulgare G. F. Hrusa 1992-8-26 9549 San Joaquin Caswell Memorial State Park, in western park of park. Comment
  UC28903  Citrullus colocynthis var. lanatus F. T. Bioletti 1892-9-9 San Joaquin Lathrop Comment
  CHSC85412  Citrullus lanatus var. citroides John Dittes 2003-10-17 851 San Joaquin Northern San Joaquin Valley; ca. 12.7 air-miles south by southwest of Lathrop, ca. 2.5 air-miles west by northwest of Vernalis, ca. 0.6 air-mile east by northeast of intersection of I-5 and Vernalis Road (Hwy 132); in lot next to Burger King parking lot. 48 Comment
  UCD13374  Citrullus lanatus var. citroides Rod Vargo 1996-10-10 s.n. San Joaquin San Joaquin Co., Victoria Island between Stockton and Brentwood. Comment
  UC762178  Clarkia purpurea R. F. Hoover 1937-5-18 2183 San Joaquin near Lathrop Comment
  UCD104868  Clarkia purpurea Marvin Nies 1951-5-4 54 San Joaquin 7 miles E of Lodi on Harney Lane. Comment
  RSA126146  Clarkia purpurea subsp. quadrivulnera J. T. Howell 1952-4-22 28309 San Joaquin Corral Hollow [Alameda Co.?] Comment
  SEINET7042494  Clarkia purpurea subsp. quadrivulnera A. G. Vestal 1963-5-27 s.n. San Joaquin Dutch Creek east northeast of Linden on Route 8. Valley Springs quadrangle UTM Zone 10, 675894mE, 4215023mN. Comment
  CAS-BOT-BC165270  Clarkia speciosa subsp. nitens Volney Rattan 1885-6-15 s.n. San Joaquin Live Oaks, Mok. Riv. Comment
  CAS-BOT-BC165272  Clarkia speciosa subsp. nitens Volney Rattan 1886-6-1 s.n. San Joaquin Live Oaks Comment
  CAS-BOT-BC165271  Clarkia speciosa subsp. nitens Volney Rattan 1885-6-1 s.n. San Joaquin Mokelumne Riv. Comment
  JEPS83564 Image available Clarkia tembloriensis subsp. tembloriensis Dean W. Taylor 1986-4-22 8790 San Joaquin 0.8 air mi w Castle Rock; Tracy 7.5' quadrangle (1968), Corral Hollow canyon 243 Comment
  CAS-BOT-BC165431  Clarkia unguiculata Gladys L. Smith 1959-5-1 1041 San Joaquin Open field near Wallace Comment
  CAS-BOT-BC233846  Claytonia parviflora subsp. parviflora E. E. Stanford 1927-3-11 106 San Joaquin Stockton Comment
  JEPS78661  Claytonia perfoliata subsp. perfoliata Edward Lee 1936-2-28 1751 San Joaquin 18 mi sw Lockeford (between Waterloo and Lockeford) Comment
  UC7894  Claytonia perfoliata subsp. perfoliata F. W. Gunnison May 1896 San Joaquin Linden Comment
  CAS-BOT-BC92557  Clematis ligusticifolia E. E. Stanford 1926-10-14 59 San Joaquin Near Stockton. Comment
  JEPS5872  Collinsia bartsiifolia var. bartsiifolia Robert F. Hoover 1938-4-9 3030 San Joaquin 1 mi n Corral Hollow (near Alameda Co. line) Comment
  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
  RSA408403  Collinsia bartsiifolia var. bartsiifolia E. E. Stanford 1930-4-12 1299 San Joaquin Mariposa Road near Cometa Road. 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
  UC766316  Collinsia sparsiflora var. collina R. F. Hoover 1935-3-16 350 San Joaquin Farmington Comment
  POM146209  Conium maculatum E. E. Stanford 1927-5-28 457 San Joaquin Stockton, Louis 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
  SEINET3828367  Conyza canadensis George K. Helmcamp, E. A. Helmkamp 2011-1 18475 San Joaquin Northeastern San Joaquin Valley: along Johnson Road 0.8 mile south of its junction with CA-12, NE of Lockeford, SW of Camanche Reservoir (Clements 7.5') 53 Comment
  POM355858  Conyza canadensis Flossie Draper 1927-10-6 31 San Joaquin Near campus [Stockton] Comment
  RSA170312  Coreopsis atkinsoniana T. C. Fuller 1963-7-26 11064 San Joaquin Between fence and roadside ditch, east side of road to Bellota, 1 mile N of Escalon Comment
  CAS-BOT-BC287953  Coreopsis calliopsidea Brandegee No date on label s.n. San Joaquin River Road along San Joaquin River just north of Stanislaus Co. line. Comment
  JEPS33602  Coreopsis calliopsidea R. F. Hoover 1938-3-19 2869 San Joaquin 1 mi n Cow Hollow (near Alameda Co. line) Comment
  CHSC96773  Coreopsis tinctoria J. F. Silva; R. E. Skaggs 1966-11-17 San Joaquin Roadside, rd. to Bellota, 1 mil. n. of Escalon, San Joaquin Co. Comment
  UC1443483  Coreopsis tinctoria Strother 1977-7-19 1279 San Joaquin Route J9 ca. 2 mi n Escalon (1/3 mi e of route J6, in roadside ditch) Comment
  CDA7458  Coreopsis tinctoria J. F. Silva, R. E. Skaggs 1966-11-17 San Joaquin Road to Bellota, 1 mile north of Escalon. 0 Comment
  CDA7460  Coreopsis tinctoria J. F. Silva, R. E. Skaggs 1966-11-17 San Joaquin 2 miles northeast of Escalon. 0 Comment
  SEINET3383133 Image available Cotula coronopifolia P. O. Schallert 1945-5-19 180 San Joaquin Near Stockton Comment
  JEPS49992  Crassula aquatica J. A. Sanford 1890-1 360 San Joaquin Stockton Comment
  CAS-BOT-BC427687  Crassula connata Volney Rattan 1877-3-1 s.n. San Joaquin Live Oaks of Mokelumne River Comment
  CAS-BOT-BC427688  Crassula connata E. E. Stanford 1928-4-7 844 San Joaquin Stockton Comment
  UC11284  Crassula connata var. eremica J. A. Sanford 1890-1 102 San Joaquin French Camp Comment
  UCD59934  Crypsis schoenoides Beecher Crampton 1960-8-9 5772 San Joaquin 3 miles NE of Vernalis, old site of San Joaquin City, at crossing of Durham Ferry Road with San Joaquin River. Comment
  CAS-BOT-BC190196  Crypsis vaginiflora C. V. Piper 1921-5-26 s.n. San Joaquin About Stockton. Comment
  JEPS68484  Crypsis vaginiflora W. L. Jepson 1923-10-22 10280 San Joaquin San Joaquin Ci<ty?> Comment
  UC101504  Crypsis vaginiflora Katharine Brandegee 1907-10-2 San Joaquin Stockton to French Camp Comment
  UC1040675  Crypsis vaginiflora Beecher Crampton 1956-7-30 3746 San Joaquin 4.5 mi n Farmington (bed of vernal pool) Comment
  UCD37242  Crypsis vaginiflora Beecher Crampton 1958-7-22 5019 San Joaquin San Joaquin County, 9 miles south of Clements, Frazier Road, 1 mile east of Clements Road to Farmington. Comment
  UCD59959  Crypsis vaginiflora Katharine Brandegee 1907-10-2 s. n. San Joaquin Stockton and French Camp. 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
  SEINET4565759  Crypsis vaginiflora K. Brandegee 1907-10-2 s.n. San Joaquin Stockton to French Camp Comment
  JEPS104878  Cryptantha flaccida Dean W. Taylor 1995-4-13 14816 San Joaquin Hospital Canyon 320 Comment
  UC762464  Cryptantha flaccida R. F. Hoover 1937-4-3 1743 San Joaquin lower end of Corral Hollow Corral Hollow Comment
  RSA22133  Cryptantha microstachys J. T. Howell 1938-4-10 13765 San Joaquin Hospital Canyon. Comment
  JEPS67771  Cryptantha nevadensis R. F. Hoover 1938-4-9 3041 San Joaquin between Castle Rock and Black Butte; Corral Hollow Comment
  UC763024  Cryptantha nevadensis R. F. Hoover 1938-4-9 3026 San Joaquin 1 mi n Corral Hollow (near Alameda County line) Comment
  UC763027  Cryptantha nevadensis R. F. Hoover 1938-4-9 3041 San Joaquin hill between Castle Rock and Black Butte; Corral Hollow Comment
  UC857216  Cryptantha nevadensis John Thomas Howell 1938-4-10 13765 San Joaquin Hospital Canyon Comment
  CHSC33085  Cucurbita foetidissima Robert A. Schlising; A. Eagle, B. Liles 1962-8-25 2345 San Joaquin 1.5 mi N Salida, along Hwy 99 and S. P. RR. Comment
  UC764802  Cucurbita foetidissima R. F. Hoover 1934-10-21 80 San Joaquin near Escalon Comment
  JEPS33286  Cuscuta californica Rimo Bacigalupi, and L. Constance 1962-8-13 8724 San Joaquin just s Lathrop (along Southern Pacific Railway) 5 Comment
  UC638684  Cuscuta californica Ethel Crum 1930-10-12 891 a San Joaquin 5 mi w Stockton; San Joaquin Valley Comment
  UC124452  Cuscuta campestris K. Brandegee San Joaquin Bouldin Island 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
  CDA39956  Cuscuta campestris H. G. Wolf 1961-7-27 s.n. San Joaquin Southeast corner of Inland Drive and Stark Road. 0 Comment
  SEINET810027  Cuscuta campestris Peter Rubtzoff 1965-1 5581 San Joaquin San Joaquin River at Airport Way crossing (Traey-Ripon area). Comment
  UCD54462  Cuscuta campestris Ron Kukas 1973-7-25 s.n. San Joaquin Tracy area, Kasson Rd. Comment
  UCD54472  Cuscuta campestris Franz R. Kegel 1974-6-19 s.n. San Joaquin Roberts Island. 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
  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
  UCD54447  Cuscuta occidentalis Ron Kukas 1973-6-14 s.n. San Joaquin 50 acre tomato field south of French Camp Road on State Hwy 99. Comment
  CDA15557  Cuscuta subinclusa G. F. Hrusa, M. Rejmanek, M. Tu 1998-10-14 14888 San Joaquin San Joaquin Valley; Caswell Memorial State Park. W terminus of Fence Line Trail. Comment
  CDA5323  Cyclospermum leptophyllum G. Rubble 1962-7-25 San Joaquin Jahant & Tully Road, Lodi. 0 Comment
  UCD33820  Cynara cardunculus Beecher Crampton 1973-6-28 8968 San Joaquin Stockton, just south of Mariposa road, along frontage road paralleling State Hwy. 99. 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
  CDA40500  Cynoglossum grande T. C. Fuller 1971-4-22 19844 San Joaquin North slope of Mt. Bordman. 0 Comment
  UCR123622  Cyperus Lisa Kegarice 1993-6-22 s.n. San Joaquin Sacramento Valley, under the north side of the Orwood Trestle, Santa Fe Railway, 12 miles west of Stockton, between Bacon and Woodward Islands in the San Joaquin River delta between Old River and Middle River 0 Comment
  UCD141112  Cyperus bipartitus Clyde Elmore 1968-9-18 s.n. San Joaquin Stockton Golf and Country Club, Stockton. Comment
  UCD141011  Cyperus difformis G. F. Hrusa; S. A. Wagner 1992-8-9 9355 San Joaquin Caswell Memorial State Park; at Oxbow Lake. 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
  UCD141050  Cyperus eragrostis G. F. Hrusa; S. A. Wagner 1992-7-8 9157 San Joaquin Caswell Memorial State Park. Comment
  UCR253490  Cyperus eragrostis George K. Helmkamp, Elizabeth Helmkamp 2012-10-26 20073 San Joaquin San Joaquin Valley, Rock Creek, at East Sonora Road, 1.3 miles southeast of CA-4 50 Comment
  UCR63933  Cyperus eragrostis L. F. LaPre 1990-6-4 s.n. San Joaquin Borden Ranch, south side of Dry Creek 70 Comment
  CAS-BOT-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
  CAS-BOT-BC114451  Cyperus eragrostis LeRoy Abrams 1917-9-14 6743 San Joaquin 4 mi N of Stockton, Stockton-Sacramento Rd. Comment
  SEINET3909432  Cyperus eragrostis D. W. McNeal 1982-7-7 2662 San Joaquin N of Eight Mile Rd. 0.6 mi. W of Interstate #5 N of Stockton.; 0 Comment
  UCD141079  Cyperus eragrostis Herbert L. Mason; Verne Grant 1946-8-21 13056 San Joaquin between Banta and Stockton. Comment
  CAS-BOT-BC114287  Cyperus esculentus LeRoy Abrams 1917-9-14 6730 San Joaquin 3 mi NW of Stockton. In sand, Calaveras River. Comment
  CDA20619  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. 1 Comment
  CDA2588  Cyperus esculentus M. Huffaker 1968-8-19 San Joaquin Tracy district. 0 Comment
  CDA2595  Cyperus esculentus T. C. Fuller 1961-9-13 6993 San Joaquin Thornton-Walnut Grove Road, 0.1 mile east of Mokelumne River Bridge, Sherman Island, ca. 4 miles west of Thornton. 0 Comment
  CDA2597  Cyperus esculentus T. C. Fuller 1958-7-3 1230 -58 San Joaquin Staten Island. 0 Comment
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Jun 24 2009
  CDA37703  Cyperus esculentus Breckenridge/Filippini 2006-7-15 s.n. San Joaquin Near Banta. 0 Comment
  CDA400  Cyperus esculentus P. B. Kennedy Dec 1920 San Joaquin Rindge Land Co, field one mile from Holt. 0 Comment
  HSC103373  Cyperus esculentus T. C. Fuller 1961-9-13 6993 San Joaquin Thorton-Walnut Grove Rd., 0.1 mi. E of Mokelumne River Bridge, Sherman Island, ~ 4 mi. W of Thorton Comment
  RSA365060  Cyperus esculentus Cyril R. Owen 1928-8-20 s.n. San Joaquin Stockton 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
  CAS-BOT-BC114225  Cyperus fuscus LeRoy Abrams 1917-9-14 1734 San Joaquin 3 mi NW of Stockton in sand of Calaveras River. Comment
  CAS-BOT-BC114227  Cyperus fuscus Peter Rubtzoff 1964-9-20 s.n. San Joaquin Caswell Memorial State Park. Wet margin of Stanislaus River. Comment
  UCD140999  Cyperus fuscus G. F. Hrusa; S. A. Wagner 1992-8-9 9338 San Joaquin Caswell Memorial State Park. On south side of river in the E part of park. Comment
  UCD141147  Cyperus rotundus F. R. Whitehead 1931-9-1 s.n. San Joaquin Stockton. Comment
  UCD37495  Cyperus squarrosus Beecher Crampton 1960-8-9 5770 San Joaquin 3 miles NE of Vernalis, old site of San Joaquin City, at crossing of Durham Ferry Road with San Joaquin River. Comment
  UCD141105  Cyperus squarrosus G. F. Hrusa; S. A. Wagner 1992-7-8 9173 San Joaquin Caswell Memorial State Park. East part of park, north side of river. Comment
  JEPS42877  Cypselea humifusa W. L. Jepson 1923-10-22 10283 San Joaquin San Joaquin City, San Joaquin River San Joaquin River; San Joaquin City, San Joaquin River Comment
  SEINET3155119  Cypselea humifusa T. S. Brandegee 1892-5-9 sn San Joaquin San Joaquin Bridge near Lathrop Comment
  UC101982  Cypselea humifusa Katharine Brandegee 1892-9-9 San Joaquin San Joaquin Bridge near Lathrop; San Joaquin Bridge Comment
  CAS-BOT-BC435168  Cypselea humifusa Beecher Crampton 1960-8-9 5767 San Joaquin Ca. 3 miles N.E. of Vernalis, Durham Ferry Road crossing of the San Joaquin Rivers. Comment
  UCD96973  Cypselea humifusa Rimo Bacigalupi; L. Constance 1962-8-13 8713 San Joaquin San Joaquin River, just north of bridge of the Durham Ferry Road, and just north of site of San Joaquin City. Comment
  CAS-BOT-BC190495  Dactylis glomerata N. K. Berg 1903-1-1 s.n. San Joaquin Stockton. Rough and Ready Road. Comment
  UC26116  Datura ferox H. P. Fitch 1890-1 119 San Joaquin Stockton Comment
  CDA36821  Datura ferox Ramona Robison 2011-11-11 San Joaquin Caswell Memorial State Park. 0 Comment
  UCD126524  Datura stramonium G. F. Hrusa; S. A. Wagner 1992-8-9 9369 San Joaquin Caswell Memorial State Park. Comment
  CDA5763  Datura stramonium var. tatula T. C. Fuller 1961-9-13 6995 San Joaquin Thornton-Walnut Grove Road, 0.1 mile east of Mokelumne River Bridge, Sherman Island, ca. 4 miles west of Thornton. 0 Comment
  JEPS12298  Datura wrightii W. L. Jepson 1918-7-7 7718 San Joaquin Manteca Comment
  UCD126631  Datura wrightii G. F. Hrusa; S. A. Wagner 1992-7-8 9137 San Joaquin Caswell Memorial State Park. 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-BC299947  Deinandra kelloggii E. E. Stanford 1930-5-10 1470 San Joaquin Near Stanislaus River Comment
  CAS-BOT-BC299948  Deinandra kelloggii W. L. Jepson 1896-7-17 s.n. San Joaquin Near Stockton Comment
  JEPS12702  Deinandra kelloggii W. L. Jepson 1896-7-17 San Joaquin near Stockton Comment
  JEPS38270  Deinandra kelloggii W. L. Jepson 1896-6-27 San Joaquin near Stockton Comment
  JEPS38354  Deinandra kelloggii W. L. Jepson Jul 1896 San Joaquin Comment
  CAS-BOT-BC299945  Deinandra kelloggii M. K. Curran 1885-5-30 s.n. San Joaquin San Joaquin Comment
  JEPS38257  Deinandra kelloggii W. L. Jepson 1896-7-17 San Joaquin lower San Joaquin plains Comment
  RSA22187  Delphinium californicum subsp. interius Alice Eastwood, John T. Howell 1938-5-24 5796 San Joaquin Hospital Canyon. Comment
  UC618416  Delphinium californicum subsp. interius Alice Eastwood and John Thomas Howell 1938-5-24 5796 San Joaquin Hospital Canyon Comment
  CAS-BOT-BC33204  Delphinium californicum var. interius Alice Eastwood; John Thomas Howell 1938-5-24 5796 San Joaquin Hospital Canyon Comment
  CAS-BOT-BC33205  Delphinium californicum var. interius Alice Eastwood; John Thomas Howell 1938-5-24 5796 San Joaquin Hospital Canyon Comment
  CAS-BOT-BC33206  Delphinium californicum var. interius Alice Eastwood; John Thomas Howell 1938-5-24 5796 San Joaquin Hospital Canyon Comment
  SEINET4465018 Image available Delphinium californicum var. interius A. Eastwood, J. T. Howell 1938-1 5796 San Joaquin Hospital Canyon Comment
  CAS-BOT-BC8661  Delphinium gypsophilum R. F. Hoover 1938-5-10 3412 San Joaquin 1 mile east of Midway 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
  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
  UCD96919  Delphinium parishii subsp. parishii Ellen Dean; Clare Loughran, Mary Shea, Wilde Legard, 2011-4-22 6956 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
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May 14 2015
  SJSU3102  Delphinium parryi subsp. parryi W. R. Gibson 1955-5-15 San Joaquin Corral Hollow, Mt Hamilton Range Comment
  UC1601418  Delphinium patens J. A. Sanford 1890-1 424 San Joaquin Comment
  UC766168  Delphinium recurvatum R. F. Hoover 1937-5-6 2080 San Joaquin 5 mi se Stockton Comment
  UC9226  Delphinium recurvatum J. A. Sanford 1890-1 90 San Joaquin Stockton Comment
  LA207555  Delphinium variegatum H. Lewis; Carl Epling 1946-5-6 607 San Joaquin Tesla--Corral Hollow Rd., 17.3 mi. W of junction with U.S. 50, W of Tracy Comment
  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
  LA38655  Delphinium variegatum H. Lewis; Carl Epling 1946-5-6 607 San Joaquin Tesla-Corral Hollow Rd, 17.3 mi. W of junction with US Hwy. 50; W. of Tracy Comment
  RSA400062  Delphinium variegatum E. E. Stanford 1930-4-18 s.n. San Joaquin Northeastern portion of the county. Comment
  POM195899  Deschampsia danthonioides C. R. Quick 1929-4-22 s.n. San Joaquin Stockton; depression. Oxford Manor. Comment
  UC1131436  Deschampsia danthonioides R. D. Roseberry 1935-5-14 172 San Joaquin 1 mi. w. Bald Mt. (Plot #122); Jackson Quad. 106 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
  CAS-BOT-BC43132  Descurainia pinnata subsp. brachycarpa E. E. Stanford 1928-3-10 797 San Joaquin Manteca. Comment
  JEPS53405  Descurainia pinnata subsp. menziesii Robert F. Hoover 1935-5-1 241 San Joaquin 5 mi sw Ripon (in the bottom of the Stanislaus River); San Joaquin Valley, Stanislaus River Comment
  UC1005622  Dichelostemma capitatum Frank W. Gould 1940-3-16 881 San Joaquin opposite Castle Rock; Mt. Hamilton Range, Corral Hollow 198 Comment
  HSC12424  Dichelostemma capitatum subsp. capitatum Gary J. Stebbins 1970-3-24 17 San Joaquin Along SR 26, 1.5 mi. E of Duck Creek 53 Comment
  RSA333571  Dichelostemma capitatum subsp. capitatum Craig Martz, Richard F. Sannar 1982-3-10 20 San Joaquin N side of State Route 88, 0.5 mile S of Jan Joqauin County line. 270 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
  CDA15308  Digitaria ischaemum J. Allan 1998-10-21 s.n. San Joaquin Central Valley; Purplish grass growing in residential lawn near Tracy. 0 Comment
  CAS-BOT-BC209016  Digitaria sanguinalis L. R. Abrams 1917-9-14 6738 San Joaquin 3 mi. northwest of Stockton, Calaveras River Comment
  POM146102  Digitaria sanguinalis E. E. Stanford 1926-10-22 75 San Joaquin Stockton; on campus Comment
  UCD64121  Digitaria sanguinalis F. R. Whitehead 1931-9-1 1 San Joaquin Stockton. Comment
  UCR201918  Digitaria sanguinalis George 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, NE of Lodi 35 Comment
  UCR232646  Digitaria sanguinalis George K. Helmkamp, E. A. Helmkamp 2011-10-15 18436 San Joaquin San Joaquin Valley, along CA-26, 0.6 mile northeast of Escalon-Bellota Rd. 40 Comment
  CAS-BOT-BC151963  Diplacus douglasii Volney Rattan 1887-3-17 s.n. San Joaquin Live Oaks & Mokelumne River Comment
  CAS-BOT-BC151964  Diplacus douglasii Volney Rattan 1887-3-17 274 San Joaquin Live Oaks & Mokelumne River Comment
  CAS-BOT-BC151364  Diplacus tricolor Arthur Titus 1885-4-1 s.n. San Joaquin Live Oaks Comment
  CAS-BOT-BC151363  Diplacus tricolor E. E. Stanford 1930-4-12 1277 San Joaquin Mariposa Rd 16 mi. S.E. of Stockton 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
  UC73788  Distichlis spicata Mr. Sanford San Joaquin Stockton Comment
  UCD64485  Distichlis spicata Katharine Brandegee Date Unknown San Joaquin Lathrop? Comment
  SEINET10558194  Distichlis spicata var. nana E. E. Stanford 1930-5-10 Stanford 1474 San Joaquin West Ripon Rd. Roadsides in alkaline soil. Comment
  RSA789501  Dittrichia graveolens George K. Helmkamp, E. A. Helmkamp 2011-10-15 18427 San Joaquin Along CA-26, 0.6 mile northeast of Escalon-Bellota Rd. 40 Comment
  SBBG133735  Dittrichia graveolens G. K. Helmkamp, E. A. Helmkamp 2011-10-15 18427 San Joaquin St Hwy 26, 0.6 mi NE of Escalon-Bellota Rd 40 Comment
  SEINET3821917 Image available Dittrichia graveolens George K. Helmkamp, E. A. Helmkamp 2011-11-21 18473 San Joaquin Northeast San Joaquin Valley, Collier Road, 0.4 mile west of its junction with CA-88, 1.7 mi NE (18 degrees) of Clements (Clements 7.5' Q) 37 Comment
  UCD78112  Dittrichia graveolens Robert E. Preston 1997-9-23 1050 San Joaquin Lawrence Livermore Laboratory, Site 300, along Route 2 198 Comment
  UC1039534  Dodecatheon clevelandii subsp. patulum Herbert L. Mason 1927-4-7 5201 San Joaquin 4 mi e Clements; e of Clements Comment
  UCR132387  Downingia Beecher Crampton 1966-5-3 7688 San Joaquin Central Valley, about 7.75 miles NNE of Lodi, intersection of Liberty and Bruella roads 76 Comment
  SEINET7072951  Downingia bella A. G. Vestal 1963-5-27 s.n. San Joaquin Duck Creek at the junction with Route 26. UTM Zone 10, 675884mE, 4214998mN. Coordinate datum: NAD27.). Comment
  JEPS5053  Downingia bicornuta Rimo Bacigalupi and Alex Hawkes 1951-4-21 3258 San Joaquin 4 mi e Stockton (along State Highway 4) Comment
  POM134883  Downingia bicornuta Chas. Davidson 1885-07 102 San Joaquin San Joaquin River. Comment
  JEPS14456  Downingia bicornuta var. picta W. L. Jepson 1929-4-28 15192 San Joaquin Lockeford 30 Comment
  UC1143162  Downingia bicornuta var. picta R. D. Roseberry 1935-5-13 167 San Joaquin 2 mi ssw Wallace; Jackson Quad. 121 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
  UC766412  Downingia bicornuta var. picta R. F. Hoover 1936-4-30 1059 San Joaquin Bellota Comment
  UC903049  Downingia bicornuta var. picta Ethel Crum 1932-5-1 1419 San Joaquin 4 mi sw Lockeford 7 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
  UC635662  Downingia cuspidata H. L. Mason 1928-5-3 4446 San Joaquin 4 mi n Clements 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
  JEPS14466  Downingia insignis J. A. Sanford c. 1890 San Joaquin Stockton Comment
  POM215483  Downingia insignis Adele Lewis Grant 1916-3-3 s.n. San Joaquin Stockton. Comment
  UC28976  Downingia insignis J. A. Sanford 1890-1 161 San Joaquin Stockton Comment
  RSA28006  Downingia ornatissima C. L. Hitchcock 1940-4-29 6304 San Joaquin 3 miles south of Galt. 16 Comment
  POM195907  Downingia ornatissima E. E. Stanford 1929-4-7 1029 San Joaquin Peters. Comment
  JEPS14405  Downingia ornatissima var. eximia R. F. Hoover 1936-6-8 1289 San Joaquin 2 mi e Escalon Comment
  UC765628  Downingia ornatissima var. eximia R. F. Hoover 1936-6-8 1289 San Joaquin 2 mi e Escalon Comment
  UC903026  Downingia ornatissima var. eximia Ethel Crum 1932-5-1 1418 San Joaquin 2 mi ne Lockeford Comment
  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
  JEPS21831  Downingia ornatissima var. ornatissima Ina Graham 1958-4-19 47 San Joaquin 3 mi e Clements (0.5 mi n of Route 12, McIntire Road) Comment
  JEPS5030  Downingia ornatissima var. ornatissima Rimo Bacigalupi and Alex Hawkes 1951-4-21 3257 San Joaquin 2 mi e Stockton (along State Highway 4) Comment
  UC1192046  Downingia ornatissima var. ornatissima F. Chisaki, S. G. Smith, and Peter M. Ray 1951-4-14 1982 San Joaquin about 3 mi e Stockton (Highway 4) 7 Comment
  UC579410  Downingia ornatissima var. ornatissima C. M. Belshaw 1936-4-23 1965 San Joaquin 7 mi sw Stone Corral; Jackson Quad. 60 Comment
  UC765630  Downingia ornatissima var. ornatissima R. F. Hoover 1937-6-10 2397 San Joaquin Farmington Comment
  JEPS108492  Downingia ornatissima var. ornatissima Lisa Schultheis 1996-5-10 300 -96 San Joaquin W of Warnerville, where Warnerville Rd. crosses the train tracks, 2.5 mi E of Emery Road. Comment
  UC28988  Downingia pulchella J. A. Sanford 1890-1 155 San Joaquin French Camp Comment
  UC766252  Downingia pulchella R. F. Hoover 1940-4-27 4365 San Joaquin near San Joaquin City (River Road) 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
  UCD98652  Dysphania ambrosioides P. B. Kennedy 1929-10-3 s.n. San Joaquin Lyons ranch. Terminous. Comment
  LA202391  Eastwoodia elegans H. M. Hall; F. M. Essig 1916-6-1 10141 San Joaquin Corral Hollow, on the easterly slope of the Mt. Diablo range of the southwestern part of county 120.0 Comment
  POM118207  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
  UC618578  Eastwoodia elegans Alice Eastwood and John Thomas Howell 1938-5-24 5791 San Joaquin Hospital Canyon Comment
  SEINET7878122 Image available Eastwoodia elegans Unknown 1938-1 5791 San Joaquin Hospital Canyon Comment
  UCD60777  Echinochloa colona Robert E. Preston 2004-9-3 2291 San Joaquin Ca. 10.5 mi NE of Lodi, at jct Liberty Rd and Dry Creek Rd. 36 Comment
  UCR201932  Echinochloa colona George K. Helmkamp, E. A. Helmkamp 2008-10-9 14228 San Joaquin San Joaquin Valley, junction of Collier Road and CA-88, 1.1 miles north of the junction of CA-12 and CA-88, NE of Lodi 35 Comment
  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
  UC1056241  Echinochloa crus-galli Virginia E. Long September 1930 10 a San Joaquin Holt Comment
  UCD32934  Echinochloa crus-galli Beecher Crampton 1965-7-12 7454 San Joaquin San Joaquin County, 1 mile north of Thornton. Comment
  UCD60842  Echinochloa crus-galli Beecher Crampton 1957-8-23 4587 San Joaquin Along US Hwy. 99 freeway, 3 miles S of Stockton. Comment
  UCD60861  Echinochloa crus-galli P. B. Kennedy 1928-9-30 San Joaquin Delta region, near Holt. 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
  UCD60910  Echinochloa crus-galli Ernest C. Twisselmann 1971-8-6 18064 San Joaquin Belridge Plains: Lost Hills Road, 3 miles north of Lerdo Road. 121 Comment
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Jun 23 2015
  CAS-BOT-BC197221  Echinochloa crus-pavonis Brian Atwater 1978-8-24 BA- 118 San Joaquin Between Rindge Tract and Wright Tract Comment
  UCD32937  Echinochloa crus-pavonis Beecher Crampton 1965-7-12 7457 c San Joaquin San Joaquin County, Terminous, Potato Slough. Comment
  UCD60950  Echinochloa crus-pavonis P. B. Kennedy 1928-9-30 San Joaquin Near Holt, Delta region. Comment
  UCD61100  Echinochloa muricata var. microstachya E. M. Johnston 1915-1 64 -J San Joaquin San Joaquin River. Comment
  CAS-BOT-BC197233  Echinochloa muricata var. muricata L. R. Abrams 1917-9-14 6739 San Joaquin 3 mi. northwest of Stockton - Calaveras River Comment
  CAS-BOT-BC291133  Eclipta prostrata John Thomas Howell 1929-9-21 4399 San Joaquin Holt Comment
  CAS-BOT-BC291134  Eclipta prostrata J. W. Stacey 1922-10-8 s.n. San Joaquin Union Island 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
  UC1100127  Egeria densa Herbert L. Mason and Verne Grant 1946-8-21 13061 San Joaquin w of Stockton (on Borden Highway) Comment
  UC629704  Egeria densa H. L. Mason 1938-8-26 12075 San Joaquin sw of Holt (Trapper Slough); Robert's Island Comment
  CAS-BOT-BC451501  Egeria densa H. L. Mason 1938-8-26 12075 San Joaquin Trapper Slough, Robert's Island, southwest of Holt Comment
  CAS-BOT-BC451502  Egeria densa Ira L. Wiggins 1954-9-9 13124 San Joaquin Along E side of Old River Channel near junction with False River Comment
  SEINET10501601  Egeria densa Herbert L. Mason 1938-8-26 Mason 12075 San Joaquin Trapper Slough, Robert's Island, SW of Holt. Comment
  UCD138112  Egeria densa Ira L. Wiggins 1954-9-9 13124 San Joaquin along east side of Old River Channel near junction with False River. Comment
  UC1100981  Eichhornia crassipes Herbert L. Mason, Verne Grant 1946-8-21 13063 San Joaquin w of Stockton (on Borden Highway); Borden Highway Comment
  UCSB27348  Eichhornia crassipes Havlik, Neil 1969-7-27 San Joaquin Trapper Slough, about nine miles west of Stockton 6 Comment
  UC173119  Eleocharis acicularis Katharine Brandegee 1914-9-27 San Joaquin San Joaquin River Bridge Comment
  UC1157923  Eleocharis macrostachya Alex D. Hawkes 1951-4-21 4801 San Joaquin 10 mi E of Stockton Comment
  CAS-BOT-BC112762  Eleocharis macrostachya Ernest Elwood Stanford 1927-5-26 434 San Joaquin Stockton, in sand in Calaveras R. bottom 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
  CDA39000  Eleocharis obtusa var. engelmannii J. F. Silva 1964-6-16 s.n. San Joaquin Escalon district. 0 Comment
  POM146164  Eleocharis palustris E. E. Stanford 1927-5-26 434 San Joaquin Stockton, Calaveras River bottom. Comment
  CAS-BOT-BC197329  Eleusine tristachya T. C. Fuller 1970-8-10 19786 San Joaquin Mickie Grove, 1 m. s. of Lodi Comment
  CDA2033  Eleusine tristachya T. C. Fuller 1970-8-1 19786 San Joaquin Mickie Grove, 1 mile south of Lodi. 0 Comment
  RSA190720  Eleusine tristachya T. C. Fuller 1967-8-21 16292 San Joaquin hay storage yard at Lockeford, , along n. bank of Coyote Creek, n.e. of Colliner Rd. & Linn Rd., ca. 2.5 mi. n. of Clements Comment
  UCD61223  Eleusine tristachya N. E. Hartman 1975-10-27 San Joaquin Lockeford. 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
  UCD61258  Eleusine tristachya R. S. Baskett 1970-10-1 San Joaquin On south side of Kingdon Road, 1/2 mile E of Thornton Road, ca. 5 miles SW of Lodi. Comment
  CAS-BOT-BC451539  Elodea canadensis Ira L. Wiggins 1939-8-31 9323 San Joaquin At junction of Jack Road and Highway #120, 2 mi. east of Manteca Comment
  UC1618078  Elodea canadensis Donald G. Nelson 1939-6-9 607 San Joaquin se of Stockton (on the Mount Diablo Base Line, junction of Austin Road and Little John Creek); Mount Diablo Base Line Comment
  UC652640  Elodea canadensis Ira L. Wiggins 1939-8-31 9323 San Joaquin 2 mi e Manteca (at junction of Jack Road and Highway 120) Comment
  POM359957  Elymus multisetus E. E. Stanford 1930-5-26 1523 San Joaquin Harvey Lane; roadsides Comment
  SEINET10831166  Elymus multisetus E. E. Stanford 1930-5-26 Stanford 1523 San Joaquin Harney Lane, roadsides. Comment
  UCD62556  Elymus repens G. F. Hrusa; S. A. Wagner 1992-4-22 9266 San Joaquin Small colony in opening immediately E of the group camp showers. Caswell Memorial State Park. Comment
  CDA25628  Epilobium brachycarpum G. K. Helmkamp, E. A. Helmkamp 2008-10-9 14229 San Joaquin San Joaquin Valley; Junction of Collier Road and CA-88, 1.1 miles north of the junction of CA-12 and CA-88, northeast of Lodi. Comment
  OBI43823  Epilobium brachycarpum A. C. Sanders 1986-9-12 6918 San Joaquin Along Hwy I-5, 0.7 mi N of the Hospital Crk bridge and 2.2 mi N of the Stanislaus Co line 76 Comment
  SD241111  Epilobium brachycarpum George K. Helmkamp, E. A. Helmkamp 2011-10-15 18434 San Joaquin San Joaquin Valley: along CA-26, 0.6 mile northeast of Escalon-Bellota Road (Linden 7.5'Q) 39 Comment
  UC173123  Epilobium brachycarpum Katharine Brandegee 1914-9-27 San Joaquin San Joaquin Bridge Comment
  UC422959  Epilobium brachycarpum Harriet A. Walker 1907-9-8 921 San Joaquin Lathrop 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
  POM216528  Epilobium brachycarpum D. D. Keck 1931-10-18 1321 San Joaquin Escalon. 38 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
  UC125523  Epilobium ciliatum subsp. ciliatum Katharine Brandegee Sept. 1907 San Joaquin near Lathrop; San Joaquin River Comment
  UC1602807  Epilobium ciliatum subsp. ciliatum J. W. Congdon 1903-8-4 San Joaquin Middle River Comment
  UCD105786  Epilobium ciliatum subsp. ciliatum G. F. Hrusa; S. A. Wagner 1992-7-8 9148 San Joaquin Caswell Memorial State Park. Comment
  CDA19056  Epilobium ciliatum subsp. ciliatum C. Benefield 2000-5-16 s.n. San Joaquin Sacramento Delta; White Slough, E of I-5, S of Hwy 12, bordering King Island. 0 Comment
  CDA33659  Equisetum telmateia subsp. braunii Rand Medina 2011-4-5 PDR# 1432095 San Joaquin Stockton; Zuckerman Heritage Inc. Guard Road/Corria St. 0 Comment
  JEPS68588  Eragrostis hypnoides W. L. Jepson 1923-10-22 10288 San Joaquin San Joaquin City; San Joaquin River Comment
  SBBG115411  Eragrostis hypnoides B. Crampton 1960-8-9 5765 San Joaquin ca. 3 mi NE of Vernalis, old site of San Joaquin City, at crossing of Durham Ferry Rd with the San Joaquin River Comment
  UC188865  Eragrostis hypnoides Michener and Bioletti 1891-8-31 144 San Joaquin Lathrop Comment
  UC38312  Eragrostis hypnoides Michener and Bioletti 1891-8-30 144 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
  SEINET11695748  Eragrostis hypnoides Unknown 1960-8-9 5765 San Joaquin 3 mi NE of Vernalis, old site of San Joaquin City, at crossing of Durham Ferry Rd with San Juaquin R Comment
  POM352245  Eragrostis mexicana subsp. virescens Flossie Draper 1927-9-27 26 San Joaquin near campus Comment
  UCD64107  Eragrostis mexicana subsp. virescens J. A. Sanford 1921-10-1 San Joaquin Stockton. Comment
  UCR25089  Eragrostis mexicana subsp. virescens Alfred R. Roos 1938-7-31 10015 San Joaquin Lodi 15 Comment
  UCD64455  Eragrostis pectinacea J. W. Adriance 1921-10-6 San Joaquin Stockton. Comment
  CAS-BOT-BC284074  Eragrostis pectinacea var. pectinacea E. E. Stanford 1926-10-7 33 San Joaquin Stockton, Calaveras River bottom Comment
  UCD64320  Eragrostis pectinacea var. pectinacea Beecher Crampton 1956-7-30 3744 San Joaquin 4.8 miles north of Farmington. Comment
  UCD64453  Eragrostis pectinacea var. pectinacea J. W. Adriance 1921-10-6 San Joaquin Stockton. Comment
  CAS-BOT-BC278521  Eragrostis secundiflora E. E. Stanford 1927-3-29 131 San Joaquin Stockton Comment
  CAS-BOT-BC203326  Eremalche parryi Alice Eastwood; John Thomas Howell 1935-4-7 2099 San Joaquin East end of Corral Hollow Comment
  UC763014  Eremalche parryi R. F. Hoover 1938-5-7 3354 San Joaquin 1 mi. n. Corral Hollow (near Alameda Co. line) Comment
  RSA0010428  Eremalche parryi subsp. kernensis Anonymous 1937-3-27 s.n. San Joaquin Near Shafter, San Joaquin Valley. Comment
Read comments
Jul 13 2018
  RSA18396  Eremocarpus setiger C. B. Wolf 1927-6-23 510 San Joaquin 3 miles W of Manteca. Comment
  CAS-BOT-BC287515  Ericameria linearifolia Peter H. Raven; et al. 1957-3-30 10564 San Joaquin Corral Hollow Comment
  UCD96889  Ericameria linearifolia Ellen Dean; Clare Loughran, Mary Shea, Wilde Legard, 2011-4-22 6935 San Joaquin Contra Costa Water District land (recently purchased), Carnegie Canyon Area at 32322 Corral Hollow Road west of CA-580 just north of junction with Interstate 5. Ridge south and above Amsinckia grandiflora canyon. Comment
  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
  JEPS2573 Image available Erigeron foliosus var. foliosus W. L. Jepson, W. A. Setchell 1896-6-27 San Joaquin Lower San Joaquin Valley Comment
  POM196262  Erigeron philadelphicus E. E. Stanford 1928-5-16 1012 San Joaquin Stockton, Calaveras River bottom Comment
  UCD131463  Erigeron philadelphicus var. philadelphicus G. F. Hrusa; S. A. Wagner 1992-4-22 9304 San Joaquin Caswell Memorial State Park. Comment
  UCD73466  Erigeron sumatrensis M. Evett 2008-9-2 s. n. San Joaquin city of Stockton, 8243 Onyx Ct., extreme SE corner of lot. Comment
  UCD73469  Erigeron sumatrensis M. Evett 2008-9-2 s. n. San Joaquin city of Stockton, 8243 Onyx Ct., extreme SE corner of lot. Comment
  UCD168228  Eriochloa acuminata Mark Jirak 1987-9-10 s.n. San Joaquin east of Collegeville, southwest corner of Sola Road and Mariposa Road [Exact location unknown. Coordinates added by label maker]. Comment
  CDA32129  Eriochloa acuminata var. acuminata J. B. Gianelli 1989-6-15 San Joaquin Stockton; in 40 acre field of corn. 0 Comment
  UCD65736  Eriochloa contracta Robert Norris 1970-7-1 San Joaquin San Joaquin County. Comment
  CAS-BOT-BC248545  Eriogonum angulosum W. H. Brewer 1861-10-18 851 San Joaquin At Camp 61, Corral Hollow Comment
  CAS-BOT-BC248547  Eriogonum angulosum W. H. Brewer 1861-10-18 851 San Joaquin At Camp 61, Corral Hollow Comment
  CAS-BOT-BC248548  Eriogonum angulosum Alice Eastwood; John Thomas Howell 1935-4-7 2101 San Joaquin East end of Corral Hollow Comment
  POM165494  Eriogonum angulosum Katherine Brandegee 1907-10-2 s.n. San Joaquin Along railroad track near Stockton Comment
  SBBG28206  Eriogonum angulosum A. Eastwood, J. T. Howell 1938-4-18 San Joaquin Hospital Cyn Comment
  UC101522  Eriogonum angulosum Katharine Brandegee 1907-10-2 San Joaquin along railroad track near Stockton Comment
  CAS-BOT-BC250039  Eriogonum fasciculatum var. polifolium Alice Eastwood; John Thomas Howell 1938-5-24 5792 San Joaquin Hospital Canyon Comment
  RSA605651  Eriogonum fasciculatum var. polifolium Louis C. Wheeler 1952-9-29 6993 San Joaquin Ladd Mine: San Joaquin 5. Comment
  UC2043149  Eriogonum fasciculatum var. polifolium Barbara Ertter with Tina Carlson and CNPS members 1994-4-23 12451 San Joaquin Lawrence Livermore Laboratory on N side Corral Hollow Road just E of Alameda Co. line, ca. 10 air miles SW of Tracy. Pit 6 Study Area near Drop Tower, head of gulch opposite Carnegie State Vehicular Recreation Area. Comment
  UC766282  Eriogonum fasciculatum var. polifolium R. F. Hoover 1946-4-13 6075 San Joaquin near lower end (on Black Butte); Corral Hollow, Black Butte Comment
  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
  RSA229  Eriogonum gracile var. gracile J. T. Howell 1927-8-27 706 San Joaquin Near Manteca, San Joaquin Valley 15 Comment
  CAS-BOT-BC259463  Eriogonum luteolum Volney Rattan 1880-10-23 s.n. San Joaquin Rattan's Ranch, Live Oaks Comment
  CAS-BOT-BC259464  Eriogonum luteolum Volney Rattan No date on label s.n. San Joaquin Live Oaks Comment
  CAS-BOT-BC259465  Eriogonum luteolum V. Rattan 1880-10-23 s.n. San Joaquin Rattans Ranch, Live Oaks Comment
  JEPS22946  Eriogonum luteolum Volney Rattan 1880-10-23 San Joaquin Rattan's Ranch Live Oaks, Rattan's Ranch Comment
  CAS-BOT-BC261451  Eriogonum nudum var. nudum Mrs. Ella D. Cantelow 1957-7-19 s.n. San Joaquin 3.5 miles west of Manteca Comment
  CAS-BOT-BC269736  Eriogonum nudum var. oblongifolium Volney Rattan 1880-10-23 s.n. San Joaquin Live Oaks Comment
  JEPS22948  Eriogonum nudum var. pubiflorum Volney Rattan 1880-10-23 San Joaquin Rattan's Ranch Live Oaks, Rattan's Ranch Comment
Read comments
Dec 29 2006
  CAS-BOT-BC253063  Eriogonum roseum Volney Rattan 1881-9-1 s.n. San Joaquin Live Oaks Comment
  UC596264  Eriogonum roseum R. F. Hoover 1934-10-21 49 San Joaquin Stanislaus River bottom near Escalon; Stanislaus River Comment
  UC17059  Erodium botrys J. A. Sanford 1890-1 358 San Joaquin Waverly Comment
  UCR253607  Erodium botrys George K. Helmkamp 2014-3-18 22572 San Joaquin San Joaquin Valley, along Hwy CA-88 on the southwest side of the border with Calaveras County, 7.1 mi. SW (220 deg. ) of Ione 87 Comment
  POM146119  Erodium brachycarpum E. E. Stanford 1927-3-17 111 San Joaquin Near Stockton. Comment
  POM147725  Erodium cicutarium E. E. Stanford 1928-3-2 782 San Joaquin Stockton. Comment
  CDA1  Erodium macrophyllum var. californicum A. R. Tugel Apr 1938 s.n. San Joaquin Tracy. 0 Comment
  CDA56  Erodium macrophyllum var. californicum A. R. Tugel Apr 1938 s.n. San Joaquin Near Tracy, in nursery. 0 Comment
  UC17109  Erodium moschatum J. A. Sanford 1890-1 365 San Joaquin Waverly Comment
  UCR232283  Erodium moschatum George K. Helmkamp, E. A. Helmkamp 2011-3-12 17064 San Joaquin Northern San Joaquin Valley, Collier Road, 0.2 mile east of its junction with Suttenfield Road, 9.4 mi. NE (50 deg. ) of Lodi 40 Comment
  UC32458  Eryngium aristulatum var. aristulatum F. T. Bioletti 1892-9-9 San Joaquin Lathrop Comment
  UC1487255  Eryngium castrense Yusuf Sheikh 1972-5-25 533 San Joaquin on Funk Rd. 0.7 mi. w. Waverly Comment
  UC21012  Eryngium castrense J. A. Sanford 1890-1 406 San Joaquin Waverly Comment
  UCD21170  Eryngium castrense Vernal Pool Team 2002; Carol Witham and Jennifer Buck 2002-6-4 345 San Joaquin 1 mi. south along Hwy 88 from intersection of Liberty Rd, 1 mi. east of Hwy 88 along dirt ranch road, Lane Ranch site. UTMs 10S0669617; 4232365. 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
  UC106366  Eryngium racemosum T. S. Brandegee 1901-9-9 San Joaquin San Joaquin Bridge 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
  UC32460  Eryngium vaseyi F. T. Bioletti 1892-9-9 San Joaquin Lathrop Comment
  SEINET9112149  Eryngium vaseyi Unknown C- 1112 San Joaquin San Joaquin City marker Comment
  CAS-BOT-BC54449  Erysimum capitatum H. L. Mason 1932-3-19 6820 San Joaquin Two miles east of Midway between Mountain House and Tracy. Comment
  JEPS53554  Erysimum capitatum var. capitatum H. L. Mason 1932-3-20 San Joaquin plain 2 mi e Midway (e Alameda Co) Comment
Read comments
Oct 9 2006
  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
  SEINET4856316  Eschscholzia arvensis Carl F. Baker 1903-4-25 2906 San Joaquin Tracy. Comment
  RSA0004635  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-BC403522  Eschscholzia californica Brandegee 1889-5-1 s.n. San Joaquin Tracy Comment
  CAS-BOT-BC403526  Eschscholzia californica C. F. Baker 1903-4-25 2906 San Joaquin Tracy Comment
  UC85499  Eschscholzia californica C. F. Baker 1903-4-25 2906 San Joaquin Tracy Comment
  CAS-BOT-BC403529  Eschscholzia californica L. R. Abrams 1927-3-31 9959 San Joaquin 3 mi from Manteca on Stockton Road Comment
  RSA22047  Eschscholzia californica var. peninsularis J. T. Howell 1938-4-10 13759 San Joaquin Hospital Canyon 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
  UC766003  Eschscholzia lobbii R. F. Hoover 1935-3-16 352 San Joaquin Farmington 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
  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
  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
  UCD142626  Euphorbia nutans R. DeVol 1959-9-4 s.n. San Joaquin Lodi; west side of Pearson Road, 1/2 mile south of Armstrong Rd. 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
  CAS-BOT-BC202412  Euphorbia ocellata Barrett Anderson 1987-7-6 3553 San Joaquin Farmington Canal site south of Road 30 Comment
  UCD142681  Euphorbia prostrata Daryl Koutnik 1988-8-25 s.n. San Joaquin Stockton at 541 Lillian, east of Hwy 99. 22 Comment
  UCR235276  Euphorbia serpillifolia George K. Helmkamp, E. A. Helmkamp 2011-11-21 18476 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
  UCD142816  Euphorbia serpillifolia Daryl Koutnik 1988-6-7 s.n. San Joaquin Acampo, north of Lodi at 5401 Jahant Road, 1 mile east of Hwy 99. 22 Comment
  JEPS40670  Euthamia occidentalis W. L. Jepson 1913-11-22 5689 San Joaquin Middle River Comment
  UC31897  Euthamia occidentalis Ivar Tidestrom 1893-11-13 San Joaquin near Tracy; San Joaquin R. Comment
  UC485617  Euthamia occidentalis Harriet A. Walker 1907-9-8 900 San Joaquin near S.P.R.R. Lathrop Comment
  POM147786  Euthamia occidentalis E. E. Stanford 1927-9-26 716 San Joaquin Stockton, near Louis Park Comment
  RSA473731  Euthamia occidentalis Cyril R. Owen 1927-9-27 30 San Joaquin River bottom near campus Comment
  UCD132344  Euthamia occidentalis G. F. Hrusa; S. A. Wagner 1992-8-9 9332 San Joaquin on immediate river margin, Caswell Memorial State Park. Comment
  UCR242952  Festuca dertonensis George K. Helmkamp, E. A. Helmkamp 2010-4-7 15828 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
  UCD39028  Fimbristylis vahlii Beecher Crampton 1960-8-9 5769 San Joaquin 3 miles NE of Vernalis, old site of San Joaquin City, at crossing of Durham Ferry Road with San Joaquin River. Comment
  CDA39694  Forestiera neomexicana T. C. Fuller 1971-4-21 19835 San Joaquin Inner Coast Ranges; Lone Tree Creek. 0 Comment
  RSA604700  Forestiera pubescens Louis C. Wheeler 1952-9-29 6991 San Joaquin Corral Hollow Creek, near Ladd Mine. Comment
  RSA97812  Forestiera pubescens R. C. Bacigalupi 1949-5-17 3098 San Joaquin Hospital Canyon, lower slopes. 183 Comment
  CAS-BOT-BC211630  Frankenia salina John Thomas Howell 1929-9-21 4398 San Joaquin Island Road between Brentwood and Stockton Comment
  POM146115  Frankenia salina E. E. Stanford 1926-9-30 20 San Joaquin Stockton, near campus. Comment
  UC580112  Frankenia salina Ira L. Wiggins 1934-8-17 6981 San Joaquin 2 mi w San Joaquin River 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-BC223540  Fraxinus latifolia Carl B. Wolf 1940-11-6 9780 San Joaquin San Joaquin Valley. 1 mi. No. of Lodi on Mokelumne River 15 Comment
  CAS-BOT-BC223541  Fraxinus latifolia Carl B. Wolf 1940-11-6 9779 San Joaquin San Joaquin Valley, 1 mi. W of Farmington 30 Comment
  CAS-BOT-BC223542  Fraxinus latifolia Carl B. Wolf 1940-11-6 9780 San Joaquin San Joaquin Valley, 1 mi. No. of Lodi on Mokelumne River 15 Comment
  CAS-BOT-BC223546  Fraxinus latifolia E. E. Stanford 1927-5-21 452 San Joaquin Stockton. Near levee, Louis Park Comment
  POM195984  Fraxinus latifolia E. E. Stanford 1928-3-20 833 San Joaquin Near Peters 30 Comment
  RSA24266  Fraxinus latifolia Carl B. Wolf 1940-11-6 9780 San Joaquin San Joaquin Valley, 1 mile N of Lodi on Mokelumne River 15 Comment
  UCR63950  Fraxinus latifolia L. F. LaPre 1990-6-4 s.n. San Joaquin Borden Ranch, south side of Dry Creek 70 Comment
  UCD121698  Galium aparine G. F. Hrusa; S. A. Wagner 1992-4-22 9253 San Joaquin Caswell Memorial State Park. Comment
  UC1039509  Galium trifidum H. L. Mason 1928-9-30 4959 San Joaquin near Holt; San Joaquin Delta Comment
  UCD121931  Galium trifidum G. F. Hrusa; S. A. Wagner 1992-7-8 9169 San Joaquin Caswell Memorial State Park. Comment
  UC569816  Gastridium ventricosum R. D. Roseberry 1935-5-13 169 San Joaquin 2 1/2 mi ssw Wallace; Jackson Quad. 121 Comment
  UCR232197  Geranium carolinianum George K. Helmkamp, E. A. Helmkamp 2011-3-12 17074 San Joaquin Upper San Joaquin Valley, between Lodi and Galt, Forest Lake Road just west of CA-99 27 Comment
  UCR238406  Geranium dissectum George K. Helmkamp, E. A. Helmkamp 2012-4-7 18720 San Joaquin San Joaquin Valley, along CA-26, 3.2 miles southwest of its junction with N Wimer Road, NE of town of Linden 52 Comment
  CDA4656  Geranium dissectum T. C. Fuller 1962-5-1 8297 San Joaquin Highway 12 to Wallace, 2.0 miles east of Clements. 0 Comment
  UCD103350  Geranium dissectum G. F. Hrusa 1992-4-24 9316 San Joaquin Caswell Memorial State Park. Comment
  POM65174  Gilia achilleifolia C. F. Baker 1903-4-27 s.n. San Joaquin Bethany Comment
  UC23350  Gilia capitata subsp. staminea J. A. Sanford 1890-1 98 San Joaquin French Camp Comment
  UC52360  Gilia capitata subsp. staminea Benj. Cobb 1900-4-10 8 San Joaquin Tracy Comment
  UC84865  Gilia capitata subsp. staminea Katharine Brandegee 1907-5-7 San Joaquin Lathrop near Stockton, Lathrop 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
  UC962107  Gilia minor R. F. Hoover 1937-4-3 1745 San Joaquin lower end of Corral Hollow Comment
  SJSU11621  Gilia tricolor R. L. Fisher 1958-3-8 San Joaquin Corral Hollow Comment
  JEPS85996  Gilia tricolor subsp. diffusa J. Ewan 1934-3-4 8613 San Joaquin s Carnegie (along floor of Corral Hollow); s of Carnegie, along floor Corral Hollow Comment
  UC52876  Gilia tricolor subsp. diffusa Benj. Cobb San Joaquin Tracy Comment
  UC1018187  Gilia tricolor subsp. diffusa J. Warren 1952-4-12 San Joaquin Taft , Taft (San Joaquin Valley) Comment
  JEPS86000  Gilia tricolor subsp. tricolor W. L. Jepson 1922-4-2 9587 San Joaquin Corral Hollow n end Mt. Hamilton Range, Castle Rock (n end Mt. Hamilton Range (just w of Hwy 580)) 182 Comment
  SEINET3828360  Gilia tricolor subsp. tricolor George K. Helmcamp, E. A. Helmkamp 2010-1 15835 San Joaquin Northeast San Joaquin Valley: along CA-88, 1.1 miles southwest of the Amador County line, 6 miles NE (33 degrees) of Clements (Goose Creek 7.5) 79 Comment
  UC1055821  Gilia tricolor subsp. tricolor Frank W. Gould 1940-3-16 880 San Joaquin near Castle Rock (Corral Hollow); Mt. Hamilton Range, near Castle Rock, Corral Hollow 259 Comment
  UC23858  Gilia tricolor subsp. tricolor F. W. Gunnison May, 1896 San Joaquin Linden Comment
  UCR233212  Gilia tricolor subsp. tricolor George K. Helmkamp, E. A. Helmkamp 2010-4-7 15835 San Joaquin Northeast San Joaquin Valley, along CA-88, 1.1 miles southwest of the Amador County line, 6 miles NE (33 deg. ) of Clements 79 Comment
  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
  UCD77743  Glinus lotoides Robert E. Preston 2004-7-29 2275 San Joaquin Ca. 13.4 mi NE of Lodi 29 Comment
  CDA3382  Glinus lotoides J. F. Silva 1964-10-27 San Joaquin Escalon district. 0 Comment
  JEPS95269  Glyceria declinata Margaret W. Flesher 1993-3-12 San Joaquin Foothills NE Of Modesto San Joaqin and Stanislaus counties Comment
  UCD55218  Glyceria declinata John Gerlach 2006-5-24 s.n. San Joaquin Lane Ranch. Comment
  CDA4144  Glycyrrhiza glabra J. B. Gianelli 1970-9-16 San Joaquin Cluff Road & East Pine Extension, Lodi. 0 Comment
  CDA4147  Glycyrrhiza glabra J. B. Gianelli 1971-7-17 San Joaquin Northeast corner of Cluff Road & East Pine Extension, Lodi. 0 Comment
  UC15277  Glycyrrhiza lepidota J. A. Sanford 1890-1 69 San Joaquin Stockton Comment
  POM146207  Glycyrrhiza lepidota E. E. Stanford 1927-5-21 446 San Joaquin Near Stockton. In sand, Calaveras River Bottom Comment
  POM358722  Gnaphalium E. E. Stanford 1930-5-2 1457 San Joaquin Empire Tract Comment
  UCR128289  Gnaphalium luteoalbum Pam Wright, Louis LaPierre 2003-5-9 s.n. San Joaquin Sacramento Valley, 1 mile south of Collegeville, southeast of Stockton and east of French Camp, off Littlejohn Creek immediately west of Jack Tone Road and south of BNSF railroad line, 55 acre Mariposa mitigation site (created in 2000) 17 Comment
  CAS-BOT-BC303342  Gnaphalium palustre 1880-6-1 s.n. San Joaquin [Gill Creek?], Live Oaks 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
  UC900733  Gnaphalium palustre Roxana S. Ferris 1953-5-15 12647 San Joaquin 1 mi w of intersection between Bellota-Farmington road and Everett School Comment
  UCR63914  Gnaphalium palustre L. F. LaPre 1990-6-4 s.n. San Joaquin Borden Ranch, south side of Dry Creek 70 Comment
  CAS-BOT-BC173827  Gnaphalium palustre Peter Rubtzoff 1965-7-13 s.n. San Joaquin San Joaquin River bottom at Airport Way crossing. Comment
  CAS-BOT-BC303341  Gnaphalium palustre Roxana S. Ferris 1953-5-15 12647 San Joaquin On road between Everett School and intersection with Bellota-Farmington Rd, ca 1 mile W of intersection Comment
  JEPS4215  Gratiola ebracteata R. F. Hoover 1937-6-10 2401 San Joaquin 2 mi ne Clements Comment
  RSA27407  Gratiola ebracteata C. Leo Hitchcock 1940-4-29 6305 San Joaquin 3 miles south of Galt. 16 Comment
  UC885860  Gratiola ebracteata C. L. Hitchcock 1940-4-29 6305 San Joaquin 3 mi s Galt 15 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
  POM202658  Grindelia camporum J. T. Howell 1932-10-16 10849 San Joaquin Bed of Corral Hollow Creek, 8 miles from Tracy on Tesla Road. Comment
  POM216789  Grindelia camporum D. D. Keck 1931-10-23 1352 San Joaquin San Joaquin River flats, E of Tracy. Comment
  POM359068  Grindelia camporum E. E. Stanford 1930-4-18 s.n. San Joaquin Northeastern portion of the county. Comment
  RSA80711  Grindelia camporum J. T. Howell 1930-9-28 5511 San Joaquin Borden Highway, 1 mile W of Holt. Comment
  UCD132479  Grindelia camporum G. F. Hrusa; S. A. Wagner 1992-7-8 9166 San Joaquin Caswell Memorial State Park. Eastern part of the park. Comment
  CAS-BOT-BC304973  Grindelia hirsutula David D. Keck 1931-10-23 1352 San Joaquin San Joaquin River flats, east of Tracy Comment
  CAS-BOT-BC304974  Grindelia hirsutula E. E. Stanford 1927-9-26 719 San Joaquin Stockton Comment
  CAS-BOT-BC304986  Grindelia hirsutula Ira L. Wiggins 1934-7-28 6944 San Joaquin 3.2 miles east of Escalon Comment
  HSC84213  Grindelia hirsutula A. C. Sanders 1986-9-12 6917 San Joaquin Along Hwy I-5, 0.7 mi. N of the Hospital Creek bridge and 2.2 mi. N of the Stanislaus Co. line 76 Comment
  JEPS41919  Grindelia hirsutula W. L. Jepson 1896-7-17 San Joaquin on road from Atlanta; Stockton Comment
  UC32172  Grindelia hirsutula Bioletti 1892-9-9 San Joaquin Lathrop Comment
  UC32174  Grindelia hirsutula J. Burtt Davy 1893-11-13 1198 San Joaquin Stockton Comment
  UC60923  Grindelia hirsutula N. K. Berg 1903-12-10 San Joaquin Rough and Ready Isl. Comment
  UC857445  Guillenia flavescens Alice Eastwood and John Thomas Howell 1938-4-18 5091 San Joaquin Hospital Canyon Comment
  UC765139  Guillenia lasiophylla R. F. Hoover 1938-3-10 2838 San Joaquin Corral Hollow, near county line Corral Hollow Comment
  CDA14354  Gutierrezia californica J. Allan 1997-8-19 San Joaquin both sides of Corral Hollow Road, southwest of Tracy. 0 Comment
  UC1557883  Gutierrezia californica J. Semple, S. Heard 1986-8-21 8581 San Joaquin e of Livermore (near perimeter of Lawrence Livermore Explosives Test Site 300); Hwy J-2 Comment
  UCR194719  Gypsophila elegans George K. Helmkamp, E. A. Helmkamp 2007-10-13 13084 San Joaquin Northern San Joaquin Valley, along Hwy CA-88, 1.0 mile southwest of Clements at Disch Road 37 Comment
  CAS-BOT-BC306531  Helenium bigelovii Brian Atwater 1978-8-31 BA- 131 San Joaquin Between Quinby Island and Franks Tract Comment
  CAS-BOT-BC305459  Helianthus annuus Herman Knoche 1919-11-10 Series A, No. 3013 San Joaquin Lodi 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
  UC32275  Helianthus annuus J. A. Sanford 6 San Joaquin Stockton San Joaquin Valley Comment
  UC32276  Helianthus annuus J. Burtt Davy 1893-11-13 1196 San Joaquin Stockton Comment
  UC32294  Helianthus annuus J. A. Sanford 1890-1-1 234 San Joaquin Roberts Island 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
  UCR232676  Helianthus annuus George K. Helmkamp, E. A. Helmkamp 2011-10-15 18431 San Joaquin San Joaquin Valley, along CA-26, 0.6 mile northeast of Escalon-Bellota Rd. 40 Comment
  UCR253494  Helianthus annuus George K. Helmkamp, Elizabeth Helmkamp 2012-10-26 20082 San Joaquin San Joaquin Valley, Littlejohns Creek, along unnamed dirt road 0.3 mi. south of CA-4 at a point 0.5 miles east of Farmington 32 Comment
  UCR253801  Helianthus annuus George K. Helmkamp, Elizabeth Helmkamp 2012-10-26 20061 San Joaquin San Joaquin Valley, along Hwy CA-26, 0.7 mile northeast of Bellota 50 Comment
  POM360027  Helianthus annuus E. E. Stanford 1927-8-18 682 San Joaquin Stockton. Near railroad tracks Comment
  UCR235297  Helianthus bolanderi George K. Helmkamp, E. A. Helmkamp 2011-11-21 18474 San Joaquin Northeastern San Joaquin Valley, along Johnson Road, 0.1 mile north of its junction with Acampo Road, 2.3 miles SW of Camanche Reservoir 58 Comment
  CAS-BOT-BC305778  Helianthus nuttallii Brian Atwater 1978-8-16 BA- 32 San Joaquin Between Quinby Island and Franks Tract Comment
  CDA6557  Helianthus tuberosus J. B. Gianelli 1977-10-12 San Joaquin F.W. Reid property, 15789 Escalon-Bellota Road, north of Escalon. 0 Comment
  CDA6558  Helianthus tuberosus J. B. Gianelli 1977-10-12 San Joaquin F.W. Reid property, 15789 Escalon-Bellota Road, north of Escalon. 0 Comment
  CDA1658  Heliotropium curassavicum Don McCoon Jr. 2007-6-21 PDR# 1431061 San Joaquin Stockton; Mandeville Island. Comment
  JEPS79578  Heliotropium curassavicum Edward Lee with A. Carter and F. Little 1934-7-4 962 San Joaquin Holt Comment
  UC1745566  Heliotropium curassavicum Annetta M. Carter, Florence Little, Edward Lee 1934-7-4 682 San Joaquin Holt. Comment
  POM146112  Heliotropium curassavicum var. oculatum E. E. Stanford 1926-9-30 18 San Joaquin Stockton. Comment
  UC134557  Hemizonia congesta subsp. luzulifolia Katharine Brandegee 1907-10-2 San Joaquin near Stockton (on railroad track) Comment
  UC596092  Hemizonia congesta subsp. luzulifolia R. F. Hoover 1935-8-20 713 San Joaquin Stockton Comment
  POM360306  Hemizonia kelloggii D. D. Keck 1931-10-18 1314 San Joaquin Simms Station, Tidewater Southern R.R., 7 miles E of Manteca. 23 Comment
  RSA182045  Hemizonia kelloggii W. L. Jepson 1896-7-17 s.n. San Joaquin Near Stockton; Lower San Joaquin Comment
  SEINET9289097  Hemizonia pungens Unknown 2005-5-12 San Joaquin 150 ft W of intersection of Whiskey Slough Rd and Lower Jones Rd, btwn RR tracks and EBMUD Mokelumne Aquaduct. In an old dirt rd or parking area. Comment
  CAS-BOT-BC123547  Hemizonia pungens subsp. interior David Daniels Keck 1932-6-26 1503 San Joaquin Nilegarden Station, 3 miles W of Manteca Comment
  SEINET5336912  Herniaria cinerea K. Brandegee 1907-10-2 s.n. San Joaquin Near Stockton 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
  UC1076488  Herniaria hirsuta subsp. cinerea Herbert L. Mason 1932-3-19 6825 San Joaquin 2 mi e Midway (between Mountain House and Tracy) Comment
  UC444447  Herniaria hirsuta subsp. cinerea E. L. Greene 1889-4-30 San Joaquin near Bethany; ; near Bethany Comment
  CAS-BOT-BC388502  Herniaria hirsuta var. cinerea W. Ernst 1956-5-12 s.n. San Joaquin Corral Hollow, about 15 miles eastward from Livermore Comment
  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
  UC629721  Hesperevax caulescens H. L. Mason 1939-4-16 12081 San Joaquin Junction of Austin Road and Little John Creek; Stockton Comment
  UC990721  Hesperevax caulescens Roxana S. Ferris 1953-5-15 12651 San Joaquin ca. 2 mi w of intersection between Everett School and intersection with Bellota-Farmington road Comment
  UC1529058  Hesperolinon californicum Dean W. Taylor 1986-5-7 8802 San Joaquin near Alameda County line; Lawrence Livermore National Laboratory, Site 300, Corall Hol 502 Comment
  SEINET10939141  Heterocodon rariflorum Mason Mason 6974 San Joaquin CLEMENTS Comment
  JEPS104704  Heterodraba unilateralis J. L. and F. L. Morrison 1938-3-6 2768 San Joaquin NE of Castle Rock, Corral Hollow, Mount Hamilton Range Comment
  JEPS104706  Heterodraba unilateralis J. L. and F. L. Morrison 1938-3-6 2768 San Joaquin NE of Castle Rock, Corral Hollow, Mount Hamilton Range Comment
  UC762882  Heterodraba unilateralis R. F. Hoover 1937-4-3 1742 San Joaquin lower end of Corral Hollow Corral Hollow Comment
  CAS-BOT-BC310939  Heterotheca grandiflora John Thomas Howell 1930-9-28 5515 San Joaquin Holt Comment
  SEINET3292415 Image available Heterotheca grandiflora P. O. Schallert 1945-4-22 San Joaquin Delta Area, near Stockton, California Comment
  SEINET3386868 Image available Heterotheca grandiflora P. O. Schallert 1945-1-10 s.n. San Joaquin Delta area near Stockton, California Comment
  CAS-BOT-BC310940  Heterotheca grandiflora A. A. Heller 1938-4-9 15020 San Joaquin Upper Sherman Island 3 Comment
  CAS-BOT-BC310941  Heterotheca grandiflora E. E. Stanford 1926-10-19 66 San Joaquin Near Stockton Comment
  RSA0075853  Heterotheca grandiflora A. A. Heller 1938-4-9 15020 San Joaquin Upper Sherman Island. 15 Comment
  RSA0075856  Heterotheca grandiflora Cyril R. Owen 1927-12-12 9 San Joaquin Waterfront channel. [No further location information.] Comment
  RSA0075871  Heterotheca grandiflora Steven A. Junak 1991-7-31 sc 2777 San Joaquin Santa Cruz Island, Coches Prietos Beach 5 Comment
  JEPS9103  Hibiscus lasiocarpos Roy M. Filcher 1914-9-12 San Joaquin Moorland, lower San Joaquin Comment
Read comments
Dec 3 2008
  JEPS9105  Hibiscus lasiocarpos Dr. W. P. Gibbons 1895-10-15 San Joaquin Stockton Comment
  UC1035821  Hibiscus lasiocarpos Annie M. Alexander and Louise Kellogg 1943-9-1 3526 San Joaquin on island near Middle R. Bridge (San Joaquin River (Byron-Stockton hwy.)); San Joaquin Valley, San Joaquin River (Byron-Stockton hwy.) Comment
  UC1035822  Hibiscus lasiocarpos Annie M. Alexander and Louise Kellogg 1943-9-1 3526 San Joaquin on island near bridge Middle R. Bridge (San Joaquin R. (Byron-Stockton hwy.)); San Joaquin R. Valley, San Joaquin R. (Byron-Stockton hwy.) Comment
  CAS-BOT-BC203375  Hibiscus lasiocarpos var. occidentalis J. W. Congdon 1912-9-3 s.n. San Joaquin Middle River W of Stockton 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
  CAS-BOT-BC324600  Holocarpha obconica John Thomas Howell 1932-10-16 10843 San Joaquin 9 1/2 miles from Tracy on Tesla Road Comment
  CAS-BOT-BC324601  Holocarpha obconica James I. McMurphy 1908-10-19 s.n. San Joaquin 3-4 miles out of Tracy Comment
  CAS-BOT-BC324602  Holocarpha obconica David D. Keck 1933-8-23 2504 San Joaquin Corral Hollow (east end), 10.5 miles southwest of Tracy Comment
  CAS-BOT-BC324609  Holocarpha obconica David D. Keck 1933-8-23 2504 San Joaquin Corral Hollow (east end) 10.5 miles S.W. of Tracy Comment
  UC990596  Holocarpha obconica James I. McMurphy 1908-10-19 San Joaquin hills 3-4 mi out of Tracy Comment
  UCR201894  Holocarpha obconica George K. Helmkamp, E. A. Helmkamp 2008-10-9 14236 San Joaquin San Joaquin Valley, junction of Collier Road and CA-88, 1.1 miles north of the junction of CA-12 and CA-88, NE of Lodi 35 Comment
  UCR45226  Holocarpha obconica A. C. Sanders 1986-9-12 6919 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
  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-BC320377  Holocarpha virgata Gladys L. Smith 1959-5-1 1045 San Joaquin Near Wallace Comment
  OBI75387  Holocarpha virgata subsp. virgata David J. Keil 1988-8-23 20991 San Joaquin Liberty Road, 4.2 miles east of Hwy 99. 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-BC311744  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-BC285040  Hordeum depressum E. E. Stanford 1927-4-21 173 San Joaquin Near Stockton Comment
  CAS-BOT-BC285041  Hordeum depressum E. E. Stanford 1927-3-17 115 San Joaquin Stockton Campus Comment
  CAS-BOT-BC285042  Hordeum depressum L. R. Abrams 1935-4-20 s.n. San Joaquin Stockton to Lodi 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
  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
  UC73787  Hordeum marinum subsp. gussoneanum Mr. Sanford San Joaquin Stockton Comment
  SEINET10611049  Hordeum marinum subsp. gussoneanum E. E. Stanford 1930-5-12 Stanford 1478 San Joaquin Robert's Island. Wet roadsides in alkaline soil. Comment
  CAS-BOT-BC284905  Hordeum murinum subsp. leporinum E. E. Stanford 1927-3-7 99 San Joaquin Stockton Comment
  HSC10198  Hordeum murinum subsp. leporinum C. S. Chavez 1965-4-10 28 San Joaquin Hwy. 50 downtown Tracy Comment
  POM352477  Hordeum murinum subsp. leporinum C. R. Quick 1929-3-18 s.n. San Joaquin Campus, Stockton Comment
  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
  SEINET8718804 Image available Hordeum vulgare Laura Zeller 1965-1 60 San Joaquin Ca. .5 mile E of intersection of Davis Road and 8-mile Road on 8-mile Road. Comment
  CAS-BOT-BC55489  Hornungia procumbens Volney Rattan 1882-1-1 s.n. San Joaquin Lathrop. Comment
  UC566854  Hydrocotyle ranunculoides H. L. Mason 1928-9-30 4958 San Joaquin San Joaquin Delta near Holt; San Joaquin Delta Comment
  UCR123623  Hydrocotyle umbellata Lisa Kegarice 1993-6-22 s.n. San Joaquin Sacramento Valley, under the north side of the Orwood Trestle, Santa Fe Railway, 12 miles west of Stockton, between Bacon and Woodward Islands in the San Joaquin River delta between Old River and Middle River 0 Comment
  UC765490  Hydrocotyle verticillata Robert F. Hoover 1935-9-7 718 San Joaquin Union Isl. Comment
  UCR63920  Hypericum perforatum L. F. LaPre 1990-6-5 s.n. San Joaquin Forster Ranch at the gate on Hwy 188. 76 Comment
  CDA19471  Hypochaeris glabra M. I. Wibawa, G. F. Hrusa, J. Naughton 2002-5-15 202 San Joaquin Sacramento Valley; Coyote Creek tributary on Dustin Rd., ~0.1 mi N of Liberty Rd., near Acampo. 7 Comment
  SEINET3387516 Image available Hypochaeris glabra P. O. Schallert 1945-3-18 123 San Joaquin Open fields near Stockton, California, San Joaquin Co. Comment
  UCD133343  Hypochaeris glabra G. F. Hrusa; S. A. Wagner 1992-4-22 9281 San Joaquin Caswell Memorial State Park. Comment
  RSA170319  Ipomoea purpurea T. C. Fuller 1963-9-11 11230 San Joaquin W. of Hyw 99 freeway, 0.1 mi. n. of Woodbridge Rd., 2 mi. n. of Lodi. Comment
  CDA34156  Juglans californica var. hindsii R. Robison 2011-4-27 s.n. San Joaquin Prairie City Sacramento Valley Recreation Area. Comment
  UCD110271  Juglans hindsii G. F. Hrusa 1992-8-25 9537 San Joaquin Caswell Memorial State Park. Comment
  UCR5361  Juglans hindsii R. C. Dickson 1966-10-25 s.n. San Joaquin San Joaquin Valley, west of Manteca 7 Comment
  UCD141294  Juncus acuminatus G. F. Hrusa; E. R. Hochman 1992-9-27 10501 San Joaquin Smith Lake, approximately 5 miles WNW of Quincy. Comment
  UCD141296  Juncus acuminatus G. F. Hrusa; S. A. Wagner 1992-7-8 9174 San Joaquin Caswell Memorial State Park. Immediately downstream from picnic area. Comment
  CDA39154  Juncus balticus T. C. Fuller 1962-6-4 8837 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
  CDA39157  Juncus balticus J. B. Gianelli s.n. San Joaquin West side of Garden Road, 0.5 mile north of Hwy 12. 0 Comment
  UCR128232  Juncus bufonius var. congestus Pam Wright, Louis LaPierre 2003-5-9 s.n. San Joaquin Sacramento Valley, 1 mile south of Collegeville, southeast of Stockton and east of French Camp, off Littlejohn Creek immediately west of Jack Tone Road and south of BNSF railroad line, 55 acre Mariposa mitigation site (created in 2000) 17 Comment
  UCR128292  Juncus effusus Pam Wright, Louis LaPierre 2003-5-9 s.n. San Joaquin Sacramento Valley, 1 mile south of Collegeville, southeast of Stockton and east of French Camp, off Littlejohn Creek immediately west of Jack Tone Road and south of BNSF railroad line, 55 acre Mariposa mitigation site (created in 2000) 17 Comment
  UCD141515  Juncus effusus subsp. pacificus G. F. Hrusa; S. A. Wagner 1992-4-22 9301 San Joaquin Caswell Memorial State Park. Comment
  POM312826  Juncus effusus subsp. pacificus H. L. Mason, Verne Grant 1946-8-21 13071 San Joaquin Middle River bridge, Victoria Island. Comment
  UC1751043  Juniperus californica Annetta M. Carter 1947-3-23 1781 San Joaquin Hills W of Castle Rock, 18 mi. E of Livermore, E end of Corral Hollow. Comment
  SEINET10531623  Juniperus californica E. E. Stanford 1930-4-5 Stanford 1217 San Joaquin Hospital Canyon. Hillsides. Herbarium of the College of the Pacific. Comment
  POM215189  Kickxia elatine D. D. Keck 1933-10-28 2578 San Joaquin 3 miles N of Stockton. Comment
  JEPS24326  Kickxia spuria G. Thomas Robbins with Robert Ornduff and Howard Whisler 1959-10-25 4172 San Joaquin 3.5 mi e Farmington (banks and in stream bed of Duck Creek, along State Highway 4, 0.5 mi w of Stanislaus County line, in first low rolling foothills of the Sierra Nevada); Sierra Nevada, Duck Creek 42 Comment
  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
  UC185659  Laennecia coulteri Katharine Brandegee 1892-9-6 San Joaquin Bouldin Island Comment
  UCD133599  Laennecia coulteri G. F. Hrusa 1992-8-26 9544 San Joaquin Caswell Memorial State Park, on dirt road to immediate north or northern edge of Hidden Lake. Comment
  UC33063  Lagophylla glandulosa Jos. Burtt Davy 1893-11-13 1175 San Joaquin Stockton Comment
  CAS-BOT-BC341283  Lagophylla glandulosa H. M. Hall 1915-9-19 10123 San Joaquin Stockton 9 Comment
  CDA8090  Lagophylla ramosissima T. C. Fuller 1962-4-24 8233 San Joaquin South of Corral Hollow Creek, ca. 8 miles southwest of Tracy. 0 Comment
  JEPS76765  Lagophylla ramosissima L. R. Heckard 1974-4-25 3672 San Joaquin 1/2 mi e Alameda County line (just w of Drop Tower No. <blank>); Corral Hollow, grounds of Atomic Energy Commission/U.C. test 304 Comment
  UCD125093  Lamium amplexicaule Marvin Nies 1951-4-1 s.n. San Joaquin 5 miles east of Lodi. Comment
  SEINET3913692  Lappula squarrosa Russell S. Woglum 1941-4-27 2987 San Joaquin San Joaquin Valley: Lodi.; 0 Comment
  SEINET3245759  Lasthenia californica G. K. Helmkamp, E. A. Helmkamp 2009-1 14468 San Joaquin San Joaquin Valley: along CA-88/ 12 in Lockeford, 0.3 mile northeast of Elliott Road (Lockeford 7.5') 24 Comment
  UCR208315  Lasthenia californica George K. Helmkamp, E. A. Helmkamp 2009-3-26 14468 San Joaquin San Joaquin Valley, along CA-88/12 in Lockeford, 0.3 mile northeast of Elliott Road 24 Comment
  CAS-BOT-BC352738  Lasthenia fremontii Roxana S. Ferris 1953-5-15 12655 San Joaquin On road between Everett School and intersection with Bellota-Farmington road, ca. 2 miles W of intersection. Comment
  CHSC22938  Lasthenia fremontii Robert A. Schlising; H. G. Baker 1963-4-5 2482 San Joaquin Junction of Hwy 8 and Ospital Road. Comment
  JEPS10386  Lasthenia fremontii W. L. Jepson 1929-4-28 15199 San Joaquin Clements 60 Comment
  JEPS12796  Lasthenia fremontii Rimo Bacigalupi with G. T. Robbins 1955-5-5 4996 San Joaquin Peters station; Southern Pacific Railroad Comment
  JEPS9833  Lasthenia fremontii Rimo Bacigalupi with G. T. Robbins and Keith Harrison 1955-5-13 5073 San Joaquin 2.2 mi w of Calaveras County Line; Calif. Hiway. No. 8 53 Comment
  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
  CAS-BOT-BC352733  Lasthenia fremontii E. E. Stanford 1927-4-23 184 San Joaquin Near Stockton. Comment
  CAS-BOT-BC352734  Lasthenia fremontii E. E. Stanford 1930-4-17 1345 San Joaquin Ione Road. Comment
  CAS-BOT-BC352735  Lasthenia fremontii E. E. Stanford 1928-4-7 848 San Joaquin Near Collegeville. Comment
  CAS-BOT-BC352737  Lasthenia fremontii E. E. Stanford 1929-4-7 1041 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
  POM146141  Lasthenia fremontii E. E. Stanford 1927-4-23 184 San Joaquin Near Stockton Comment
  POM196006  Lasthenia fremontii E. E. Stanford 1929-4-7 1041 San Joaquin Near Peters. 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
  CAS-BOT-BC355490  Lasthenia glaberrima E. E. Stanford 1928-4-5 841 San Joaquin Stockton Comment
  CDA8118  Lasthenia glaberrima T. C. Fuller 1962-5-1 8342 San Joaquin North of Ione Road, 0.5 mile east of schoolhouse, 2 miles north of Clements. 0 Comment
  UC565492  Lasthenia glaberrima H. L. Mason 1932-4-24 6972 San Joaquin 11 mi s Clements Comment
  CAS-BOT-BC355491  Lasthenia glaberrima D. K. Gillespie; J. W. Gillespie 1930-4-24 9232 San Joaquin 4 miles south of Galt Comment
  POM196039  Lasthenia glaberrima E. E. Stanford 1929-3-30 1023 San Joaquin Near Stockton Comment
  CAS-BOT-BC352812  Lasthenia glabrata subsp. glabrata E. E. Stanford 1927-3-23 102 San Joaquin Stockton Comment
  CAS-BOT-BC352816  Lasthenia glabrata subsp. glabrata Carl B. Wolf 1937-5-11 8604 San Joaquin San Joaquin Valley, 3 miles N of Stockton 7 Comment
  RSA396106  Lasthenia glabrata subsp. glabrata C. B. Wolf 1937-5-11 8604 San Joaquin 3 miles N of Stockton. 8 Comment
  RSA14935  Lasthenia microglossa Alice Eastwood, J. T. Howell 1935-4-7 2095 San Joaquin East end of Corral Hollow. Comment
  UCD96916  Lasthenia microglossa Ellen Dean; Clare Loughran, Mary Shea, Wilde Legard, 2011-4-22 6953 San Joaquin Contra Costa Water District land (recently purchased), Carnegie Canyon Area at 32322 Corral Hollow Road west of CA-580 just north of junction with Interstate 5. Canyon with Amsinckia grandiflora population. Upper end of population. Comment
  CAS-BOT-BC368703  Lasthenia microglossa David D. Keck; J. Clausen 1935-3-10 8430 San Joaquin 14 miles northwest of McKittrick. 914 Comment
  CAS-BOT-BC368708  Lasthenia minor Alice Eastwood; John Thomas Howell 1938-4-18 5074 San Joaquin Hospital Canyon Comment
  CAS-BOT-BC368716  Lasthenia minor C. F. Baker 1903-4-25 2789 San Joaquin Tracy Comment
  CAS-BOT-BC385628  Lasthenia minor John Thomas Howell 1933-3-26 10887 San Joaquin Corral Hollow Comment
  JEPS9672  Lasthenia minor W. L. Jepson 1937-4-23 18012 San Joaquin ca 5 mi se on Farmington road Stockton Comment
  POM55163  Lasthenia minor C. F. Baker 1903-4-25 2789 San Joaquin Tracy. Comment
  RSA21463  Lasthenia minor C. B. Wolf 1937-3-31 8397 San Joaquin San Joaquin Valley, mouth of Hospital canyon, SW of Vernalis 107 Comment
  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
  UC614971  Lasthenia minor Beryl O. Schreiber 1932-3-27 136 San Joaquin Midway Comment
  UC718454  Lasthenia minor Carl B. Wolf 1937-3-31 San Joaquin sw of Vernalis; San Joaquin Valley, Mouth of Hospital Canyon 106 Comment
  POM195973  Lasthenia minor E. E. Stanford 1928-3-20 813 San Joaquin Peters. 46 Comment
  CAS-BOT-BC213328  Lathyrus jepsonii subsp. californicus John Thomas Howell 1933-7-20 11446 San Joaquin Lathrop Bridge on San Joaquin River Comment
  CAS-BOT-BC205010  Lathyrus jepsonii var. jepsonii N. K. Berg 1903-1-1 s.n. San Joaquin Rough and Ready Id., Stockton Comment
  RSA43223  Lathyrus vestitus subsp. bolanderi Robert F. Hoover 1947-2-11 6616 San Joaquin Poly Canyon (Brizziolari Creek of maps) Comment
  CDA5004  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
  RSA126330  Lavatera cretica I. L. Wiggins 1958-6-13 14322 San Joaquin Roadside weed at corner of Patterson Road and Grant Line Rad Comment
  JEPS13418  Layia fremontii R. F. Hoover 1936-4-30 1060 San Joaquin Lockeford Comment
  CAS-BOT-BC323246  Layia fremontii E. E. Stanford 1928-4-7 849 San Joaquin Near Collegeville Comment
  POM196008  Layia fremontii E. E. Stanford 1929-4-7 1038 San Joaquin Near Peters. Comment
  POM361722  Layia fremontii Clarence R. Quick 1929-4-14 s.n. San Joaquin Peters. Comment
  UCD33924  Layia fremontii Beecher Crampton 1975-4-16 9149 San Joaquin 3 miles N.E. of Clements, jct. of Liberty road and Hwy. 88. Comment
  JEPS119427  Layia munzii G. K. Helmkamp, E. A. Helmkamp 2010-4-7 15836 San Joaquin Northeast San Joaquin Valley, along CA-88, 1.1 miles southwest of the Amador County line, 6 miles NE (33 deg. ) of Clements. Comment
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Apr 16 2019
  CAS-BOT-BC380873  Layia platyglossa Carl B. Wolf 1937-3-31 8397 San Joaquin San Joaquin Valley, Mouth of Hospital Canyon, SW. of Vernalis 106 Comment
  SJSU11686  Layia platyglossa R. L. Fisher 1958-3-8 San Joaquin Corral Hollow 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
  CAS-BOT-BC274343  Leersia oryzoides Brian Atwater 1978-9-16 BA- 146 San Joaquin Between Victoria Is. and Upper Jones Tract Comment
  CHSC79412  Leersia oryzoides Beecher Crampton 1955-9-7 3154 San Joaquin 6.4 miles south of Thornton. 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
  UCR80870  Leersia oryzoides G. Fred Hrusa, S. A. Wagner 1992-7-8 9153 San Joaquin Caswell Memorial State Park. Comment
  CDA12519  Lemna gibba G. F. Hrusa, S. A. Wagner 1992-8-9 9343 San Joaquin Caswell Memorial State Park. Oxbow Lake. Comment
  CDA21163  Lemna minor G. F. Hrusa 1992-8-26 9561 a San Joaquin Caswell Memorial State Park; Caswell Memorial State Park. Oxbow Lake. Comment
  JEPS79583  Lemna minor Edward Lee 1934-7-4 971 San Joaquin between Middle and Old River ((San Joaquin) drainage ditch, Borden Highway); Borden Highway Comment
  UC1101238  Lemna minor Malcolm A. Nobs, S. Galen Smith 1949-10-23 1897 San Joaquin about 15 sw of Ione (on road from Ione to Clements) Comment
  SD117137  Lemna minuta Wayne P. Armstrong 1984-8-22 1214 San Joaquin Trapper Slough, north side of Highway 4, approximately 4 miles west of Holt. 2 Comment
  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
  UCR249963  Leontodon taraxacoides subsp. taraxacoides George K. Helmkamp, Elizabeth Helmkamp 2013-3-26 20228 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
  CAS-BOT-BC88942  Lepidium dictyotum Peter H. Raven; R. Alava; R. Ornduff; S. Woodcox 1957-3-30 10558 San Joaquin Corral Hollow. Comment
  RSA161134  Lepidium dictyotum P. H. Raven, Reino Alava, Robert 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
  CAS-BOT-BC88959  Lepidium dictyotum E. E. Stanford 1928-3-10 801 San Joaquin Between Turners and Atlanta. Comment
  UC764777  Lepidium dictyotum var. acutidens Robert F. Hoover 1935-3-1 251 San Joaquin w of Ripon (San Joaquin River Bridge); San Joaquin River Comment
  CAS-BOT-BC89065  Lepidium didymum Volney Rattan 1880-6-1 s.n. San Joaquin Live Oaks. Comment
  CDA15316  Lepidium latifolium J. Allan 1998-8-2 s.n. San Joaquin San Joaquin Valley; NW corner Bethany & Henderson Rd. in Tracy. 0 Comment
  CAS-BOT-BC89755  Lepidium latipes John Thomas Howell 1931-3-16 5782 San Joaquin 3 miles southeast of Tracy. Comment
  POM225544  Lepidium latipes J. T. Howell 1931-3-16 5782 San Joaquin 3 miles SE of Tracy. Comment
  UC765074  Lepidium latipes Robert F. Hoover 1935-3-1 201 San Joaquin w of Ripon (San Joaquin River bridge); San Joaquin River Comment
  CAS-BOT-BC12561  Lepidium nitidum Peter H. Raven; H. L. Mason; R. Ornduff; et al 1957-3-30 10559 San Joaquin Corral Hollow. Comment
  JEPS104703  Lepidium nitidum J. L. and F. L. Morrison 1938-3-6 2767 San Joaquin NE of Castle Rock, Corral Hollow, Mount Hamilton Comment
  RSA21266  Lepidium nitidum C. B. Wolf 1937-3-31 8380 San Joaquin San Joaquin Valley, 3 Mi. E. of Tracy at junction with Vernalis Road. 25 Comment
  CAS-BOT-BC12783  Lepidium perfoliatum E. E. Stanford 1930-5-28 1524 San Joaquin Lincoln Highway near French Camp. Comment
  RSA429653  Lepidium perfoliatum E. E. Stanford 1930-5-28 1524 San Joaquin Lincoln Highway near French Camp Comment
  UC10600  Lepidium strictum Jos. Burtt Davy San Joaquin Lathrop Comment
  UC10602  Lepidium strictum J. A. Sanford 1890-1 407 San Joaquin Waverly Comment
  UC1601653  Lepidium strictum Albert Kellogg 1889-5-29 San Joaquin S<?> Comment
  RSA697455  Lepidium virginicum J. Vlahos 1934-5-20 s.n. San Joaquin South Forks. Comment
  UC61020  Lepidium virginicum N. K. Berg 1903-12-5 San Joaquin Rough & Ready Isl. 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
  UCD134021  Lepidospartum squamatum John Thomas Howell 1971-6-25 48111 San Joaquin Hospital Creek at Interstate Hwy. 580, 4 miles southwest of Vernalis. Comment
  UCD63651  Leptochloa fusca subsp. fascicularis Beecher Crampton 1955-9-7 3152 San Joaquin 6.4 miles south of Thornton. Comment
  UCD63842  Leptochloa fusca subsp. fascicularis G. F. Hrusa; S. A. Wagner 1992-8-9 9328 San Joaquin W end of Caswell Memorial State Park. Comment
  CAS-BOT-BC226594  Leptosiphon ambiguus G. T. York 1935-4-10 s.n. San Joaquin Hospital Canyon (4 mi. up the canyon) Comment
  CAS-BOT-BC123036  Lessingia glandulifera var. glandulifera John Thomas Howell 1927-8-27 3065 San Joaquin 3 miles W of Manteca 15 Comment
  POM57784  Lessingia pectinata var. tenuipes Michener, F. T. Bioletti 1892-09 s.n. San Joaquin San Joaquin Bridge. Comment
  UC33156  Lessingia pectinata var. tenuipes F. T. Bioletti 1892-9-9 San Joaquin Lathrop Comment
  UC468757  Lessingia pectinata var. tenuipes Katharine Brandegee 1914-9-27 San Joaquin Lathrop Comment
  UC468917  Lessingia pectinata var. tenuipes Harriet A. Walker 1907-9-8 932 San Joaquin in front Catholic church (Lathrop); Lathrop Comment
  CAS-BOT-BC342047  Lessingia virgata V. Rattan 1880-10-23 s.n. San Joaquin Live Oaks Comment
  JEPS18545  Lessingia virgata V. Rattan 1880-10-23 San Joaquin Live Oaks, Rattan's Ranch Comment
  CAS-BOT-BC342048  Lessingia virgata Edward Lee Greene 1881-9-20 s.n. San Joaquin San Joaquin Valley 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
  UC817473  Leymus triticoides Wilhelm N. Suksdorf 1913-6-6 41 San Joaquin Lathrop Comment
  UCD64653  Leymus triticoides Beecher Crampton 1956-7-31 3762 San Joaquin Along State Hwy. 12, about 5 miles SW of Lodi. Comment
  UCD65604  Leymus triticoides G. F. Hrusa; S. A. Wagner 1992-4-22 9270 San Joaquin Caswell Memorial State Park. Comment
  UCD86646  Leymus triticoides T. C. Fuller 1958-12-8 s.n. San Joaquin West side of Ray Road, just N of State Hwy. 12, ca. 4 miles E of Lodi. Comment
  SEINET10531268  Libocedrus decurrens Carl C. Epling 1931-10-3 Epling s.n. 1931 San Joaquin Strawberry Valley, San Jacinto Mts. 5000 feet. Comment
  CAS-BOT-BC451656  Lilaea scilloides John Thomas Howell 1930-4-12 4681 San Joaquin 7 miles from Escalon on road to Stockton. Comment
  CAS-BOT-BC451660  Lilaea scilloides C. L. Hitchcock 1940-5-12 6356 San Joaquin 3 miles south of Galt 15 Comment
  RSA25118  Lilaea scilloides C. L. Hitchcock 1940-5-12 6356 San Joaquin 3 miles south of Galt 16 Comment
  UC814386  Lilaea scilloides C. L. Hitchcock 1940-5-12 6356 San Joaquin 3 mi s Galt 15 Comment
  CAS-BOT-BC451659  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
  UCR123621  Lilaeopsis masonii Lisa Kegarice 1993-6-22 s.n. San Joaquin Sacramento Valley, under the north side of the Orwood Trestle, Santa Fe Railway, 12 miles west of Stockton, between Bacon and Woodward Islands in the San Joaquin River delta between Old River and Middle River 0 Comment
  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
  UC869470  Limnanthes alba C. L. Hitchcock 1940-4-29 6303 San Joaquin 3 mi s Galt 15 Comment
  OBI64513  Limnanthes alba David J. Keil 2005-3-13 30361 San Joaquin Just W of Amador county line along Calif Rte 88, 5.5 mi NE of Mokelumne River bridge 82 Comment
  SJSU10803  Limnanthes alba H. B. Heisinger 1956-4-22 San Joaquin 28 mi E of Stockton Comment
  JEPS19619  Limnanthes alba subsp. alba W. L. Jepson 1929-4-28 15198 San Joaquin Clements 60 Comment
  UC596521  Limnanthes alba subsp. alba R. F. Hoover 1936-4-30 1057 San Joaquin Farmington Comment
  JEPS19636  Limnanthes douglasii subsp. rosea W. L. Jepson 1938-4-14 18677 San Joaquin along State Hwy 88 about 6 mi ne Clements (between Clements and Ione, at headwaters of creek, ne San Joaquin Co.); Goose Creek 76 Comment
  RSA181882  Limnanthes douglasii subsp. rosea Paul C. Hutchison 1963-3-24 2676 San Joaquin 1.7 miles south of Amador County line on Hiway 88, 4.3 miles north of Mokulemne River Bridge. Comment
  SEINET7076107  Limnanthes douglasii subsp. rosea A. G. Vestal 1955-4-1 3600 San Joaquin About 17.5 miles west of Farmington on Route 4. (NAD 27; 37.9322? deg. North Latitude, 121.3141? deg. West Longitude). [GPS Coordinate: WGS84/NAD83]. Comment
  UC1046592  Limnanthes douglasii subsp. rosea Alex D. Hawkes and R. Bacigalupi 1951-4-21 4802 San Joaquin State Road 4 near Farmington Comment
  UC17893  Limnanthes douglasii subsp. rosea J. A. Sanford 1890-1 362 San Joaquin Waverly Comment
  UC971821  Limnanthes douglasii subsp. rosea Charles T. Mason Jr. 1948-4-24 1145 San Joaquin 7 mi ne Clements (along State Hwy 88) 91 Comment
  RSA435688  Limnanthes douglasii subsp. rosea Clarence R. Quick 1929-4-13 s.n. San Joaquin C.O.P. Aviation Field, Stockton. Comment
  SEINET6670595  Limnanthes douglasii subsp. rosea C. T. Mason 1948-4-25 1160 San Joaquin Along state highway 4 about 1.8 mile west of cross-road to Milton and Knights Ferry 61 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
  UCD116532  Limnanthes douglasii subsp. rosea Marvin Nies 1951-4-7 36 San Joaquin 7 miles east of Lodi. Comment
  UCD33917  Limnanthes douglasii subsp. rosea Beecher Crampton 1975-4-16 9141 San Joaquin San Joaquin County, 6 miles N.W. of Lockeford, Liberty and Bruella roads. Comment
  HSC12438  Limnanthes douglasii subsp. striata Gary J. Stebbins 1970-3-24 17 San Joaquin Along SR 26, 1.5 mi. E of Duck Creek 53 Comment
  UC52385  Linanthus bicolor Benj. Cobb San Joaquin Tracy Comment
  JEPS58380 Image available Linanthus dichotomus W. L. Jepson 1922-4-2 9597 San Joaquin W San Joaquin County, Corral Hollow. 182 Comment
  UC907995  Linanthus liniflorus Herbert L. Mason 1928-5-3 4458 San Joaquin 6 mi n Clements Comment
  JEPS74994  Lindernia dubia var. anagallidea L. R. Heckard and P. Rubtzoff 1971-9-15 2808 San Joaquin about 4 air mi sw Ripon (Stanislaus River); Caswell State Park Comment
  RSA244711  Lindernia dubia var. anagallidea Peter Rubtzoff 1965-7-13 5577 San Joaquin San Joaquin River at Airport Way crossing (Tracy-Ripon area). Comment
  UC885912  Lindernia dubia var. anagallidea F. Bioletti Sep 1892 San Joaquin San Joaquin Bridge Comment
  UC1745877  Loeflingia squarrosa var. squarrosa Annetta M. Carter, Louise Darling, Leo Whitney, Robert Hoover et al. 1935-4-21 788 San Joaquin Near ''Castle Rock''. 19 mi. from Livermore on Tesla Rd. Comment
  CAS-BOT-BC342127  Logfia filaginoides Roxana S. Ferris 1938-4-15 9401 San Joaquin At the mouth of Corral Hollow Comment
  UC88256  Logfia filaginoides unknown San Joaquin Tracy 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
  SEINET10927385  Lolium perenne E. E. Stanford 1930-4-18 Stanford 1361 San Joaquin Thornton Road, wet ditches. Comment
  SEINET4138037 Image available Lolium rigidum T. C. Fuller 1973-5-10 19972 San Joaquin Plant Materials Center, Soil Conservation Service, U. S. Dept. of Agriculture, Elliott Rd., 1.5 mi. N of Lockeford Comment
  UC765829  Lomatium caruifolium var. caruifolium Robert F. Hoover 1936-4-30 1052 San Joaquin 2 mi. n. Escalon Comment
  CDA38341  Lomatium caruifolium var. denticulatum L. Todd 1968-4-1 s.n. San Joaquin West end of Liberty Road, north of Clements. 0 Comment
  POM196327  Lomatium marginatum E. E. Stanford 1928-4-7 847 San Joaquin Near Collegeville Comment
  SJSU10978  Lomatium marginatum M. E. Meyers 1955-5-27 68 San Joaquin 12 mi E of Lodi 76 Comment
  UCD18307  Lotus corniculatus Mick Canevari 2001-1-1 s.n. San Joaquin alfalfa field. Comment
  UC1129007  Lotus purshianus var. purshianus R. D. Roseberry 1935-5-13 159 San Joaquin Mokelumne River Jackson Quad. 60 Comment
  UC1561986  Lotus wrangelianus Barbara Ertter with Dale McNeal 1986-3-14 5788 San Joaquin 3.5 mi w Tesla Rd (Rt. J12) jct with I-580 (along Tesla Rd (Rt J12), se of Livermore); Diablo Range, Corral Hollow 152 Comment
  UC555422  Lotus wrangelianus Herbert L. Mason 1932-3-19 6821 San Joaquin 2 mi e Midway Comment
  UC75221  Lotus wrangelianus C. F. Baker 1903-4-25 2777 San Joaquin Tracy Comment
  SEINET7042496  Lotus wrangelianus A. G. Vestal 1963-5-27 s.n. San Joaquin Dutch Creek east northeast of Linden on Route 8. Valley Springs quadrangle UTM Zone 10, 675894mE, 4215023mN. Comment
  CDA38127  Ludwigia peploides J. B. Gianelli 1972-10-5 s.n. San Joaquin Spoils area south of Stockton Yacht Club, Calaveras River. 0 Comment
  UCD107101  Ludwigia peploides G. F. Hrusa; S. A. Wagner 1992-7-8 9164 San Joaquin Caswell Memorial State Park. Oxbow Lake. Comment
  CDA5222  Ludwigia peploides subsp. montevidensis Castle Seed Co. 1959-8-13 San Joaquin A. L. Castle Seed Company, Stockton. 0 Comment
  POM355472  Ludwigia peploides subsp. peploides E. E. Stanford 1930-08 1864 San Joaquin Clifton Court Road Comment
  CDA34356  Ludwigia peploides subsp. peploides E. Finley, M. Lubinski 1988-9-26 s.n. San Joaquin Cruiser Haven Marina, San Joaquin Delta region. 0 Comment
  CDA27362  Lupinus albifrons T. C. Fuller 1962-4-24 8225 San Joaquin South of Corral Hollow Creek, ca. 8 miles southwest of Tracy. 0 Comment
  SEINET5766839 Image available Lupinus albifrons A. Baker 1927-1 s.n. San Joaquin near campus [College of the Pacific] Comment
  UCD96915  Lupinus albifrons Ellen Dean; Clare Loughran, Mary Shea, Wilde Legard, 2011-4-22 6952 San Joaquin Contra Costa Water District land (recently purchased), Carnegie Canyon Area at 32322 Corral Hollow Road west of CA-580 just north of junction with Interstate 5. Canyon with Amsinckia grandiflora population. Upper end of population. Comment
  RSA406999  Lupinus albifrons var. albifrons E. E. Stanford 1930-4-12 1307 San Joaquin Mariposa Rd. 15 mi. s.e. of Stockton. Comment
  JEPS65021  Lupinus benthamii W. L. Jepson 1929-4-28 15196 San Joaquin Clements 60 Comment
  UC15949  Lupinus bicolor J. A. Sanford 1890-1 72 San Joaquin Waverly Comment
  UC82188  Lupinus bicolor C. F. Baker 1903-4-26 2910 San Joaquin Tracy 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
  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
  SEINET10484919  Lupinus bicolor subsp. pipersmithii Charles F. Baker 1903-4-26 Baker 2910 San Joaquin Small colonies in sandy fields. Comment
  SEINET3418125 Image available Lupinus caudatus P. O. Schallert 1945-4-1 182 San Joaquin 20 N. East of Stockton, San Joaquin County, California. Comment
  POM147742  Lupinus densiflorus var. lacteus E. E. Stanford 1927-5-7 217 San Joaquin Near Clements. Comment
  RSA87053  Lupinus densiflorus var. palustris E. E. Stanford 1930-04 10006 San Joaquin Northern part of the county. Comment
  JEPS65217  Lupinus formosus var. robustus W. L. Jepson 1896-6-27 56 t San Joaquin between [San Joaquin] river bridge and Burnet sta. (San Joaquin Co. plains); , btw river bridge and Burnet sta. Comment
  JEPS100873  Lupinus microcarpus var. densiflorus Dean W. Taylor 1999-5-20 17155 San Joaquin Highway 4 2.5 miles East of Jack Tone Road junction (J5) 30 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
  OBI48311  Lupinus microcarpus var. densiflorus Rhonda Riggins 1982-4-24 1367 San Joaquin San Joaquin-Alameda Cos. Drainage area, Carnegie Motorcycle park project, Co. J2 at Co. line Comment
  OBI48312  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
  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
  JEPS33277  Lycopus americanus Rimo Bacigalupi and L. Constance 1962-8-13 8715 San Joaquin just n. San Joaquin City (flats e. side San Joaquin R., just n. of bridge of Durham Ferry Rd.) 3 Comment
  UC1784118  Lycopus americanus Ethel Crum 1930-9-29 864 San Joaquin Holt Comment
  UC570740  Lycopus americanus H. L. Mason 1929-9-9 5423 San Joaquin Holt Comment
  UC19761  Lythrum californicum Mrs. Brandegee 1893-7-9 San Joaquin San Joaquin River, Bouldin Island Bouldin Island; San Joaquin River, Bouldin Island Comment
  UC19781  Lythrum californicum H. P. Fitch 1888-8-10 141 San Joaquin Stockton Comment
  CDA14909  Lythrum californicum D. Joley 1998-10-1 s.n. San Joaquin San Joaquin Valley; Bank of White Slough on W side of Interstate 5 along Hwy 12. 0 Comment
  UC19766  Lythrum hyssopifolia J. A. Sanford 1890-1 54 San Joaquin Stockton Comment
  UC872896  Lythrum hyssopifolia C. L. Hitchcock 1940-5-12 6364 San Joaquin 3 mi s of Galt 16 Comment
  RSA0011325  Lythrum hyssopifolia E. E. Stanford 1930-5-13 1481 San Joaquin Rough and Ready Island/ Comment
  CDA19053  Lythrum salicaria C. Benefield 2000-7-25 PDR 1198619 San Joaquin Sacramento Delta; On Middle River, off Old River, below Union Point Marina. From Old River to Bridge at Middle River, South Delta Rd. 0 Comment
  CDA19055  Lythrum salicaria C. Benefield, Frank Zarate 2000-8-29 PDR 1060207 San Joaquin Sacramento Delta; below University of Pacific campus, along Calaveras River, at Stockton Yacht Club. 0 Comment
  JEPS119426  Madia citrigracilis G. K. Helmkamp, E. A. Helmkamp 2011-7-19 17798 San Joaquin Northern Sierra Nevada Mountains Foothills, Forest Route 5N14, 1.7 miles southeast of Boards Crossing bridge of North Fork Stanislaus River 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
  UC830899  Madia radiata Lewis S. Rose 1938-4-18 38147 San Joaquin Hospital Canyon 152 Comment
  CAS-BOT-BC204036  Malacothamnus fremontii John Thomas Howell 1952-4-22 28310 San Joaquin Corral Hollow Comment
  UCD116366  Malacothamnus fremontii John Thomas Howell 1971-6-25 48110 San Joaquin Hospital Creek at Interstate Hwy. 580, 4 miles southwest of Vernalis. Comment
  CAS-BOT-BC345541  Malacothrix coulteri Alice Eastwood; John Thomas Howell 1935-4-7 2097 San Joaquin East end of Corral Hollow Comment
  CAS-BOT-BC345542  Malacothrix coulteri Roxana S. Ferris 1938-4-15 9414 San Joaquin Hillside near mouth of Elk Ravine. Corral Hollow-Livermore Road 152 Comment
  UC33278  Malacothrix coulteri F. T. Bioletti 1892-1 San Joaquin lower San Joaquin; Lower San Joaquin Comment
  SD241096  Malva nicaeensis George K. Helmkamp, E. A. Helmkamp 2012-4-7 18722 San Joaquin San Joaquin Valley: along CA-26, 3.2 miles southwest of its junction with N Wimer Road, NE of town of Linden (Valley Springs SW 7.5'Q) 52 Comment
  UC18728  Malva nicaeensis J. A. Sanford 1890-1 335 San Joaquin Stockton Comment
  POM146117  Malva nicaeensis E. E. Stanford 1927-4-19 163 San Joaquin Stockton, Campus. Comment
  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
  SEINET7248014  Malva pseudolavatera Ira L. Wiggins 1958-1 14322 San Joaquin At corner of Patterson Road and Grant Line Road. Comment
  UCD116699  Malvella leprosa Allan G. O'Berg Jr. 1955-10-1 s.n. San Joaquin 2.1 mi. s. of San Joaquin on w. side of Colorado Rd. Comment
  POM196281  Marah fabacea E. E. Stanford 1928-3-20 831 San Joaquin Near Peters 30 Comment
  RSA440952  Marah fabacea K. M. Stocking 1947-4-25 31 -b San Joaquin 1.5 miles E of Linden near levee. 9 Comment
  CAS-BOT-BC71133  Marsilea Roxana S. Ferris 1940-6-1 9845 San Joaquin about 3 miles west of Lockford on Stockton-Lockford road Comment
  CAS-BOT-BC71109  Marsilea vestita E. E. Stanford 1927-5-26 439 San Joaquin Stockton, Calaveras River bottom Comment
  POM195977  Marsilea vestita C. R. Quick 1929-5-4 s.n. San Joaquin Calaveras River bottom, north of Campus, College of the Pacific [Stockton] Comment
  RSA694899  Marsilea vestita E. E. Stanford 1929-11-1 1181 San Joaquin Near Stockton. Comment
  UCSB8328  Marsilea vestita Chisaki, Francia; Kamb, Peter 1951-4-14 San Joaquin 2 mi E of Collegeville on road toward Valley Home. Comment
  JEPS7073  Marsilea vestita subsp. vestita Francia Chisaki, Peter Kamb 1951-4-14 1990 San Joaquin ca. 2 mi e Collegeville (on rd. toward Valley Home) Comment
  UC1093988  Marsilea vestita subsp. vestita Herbert L. Mason 1928-5-3 4443 San Joaquin 4 mi n Clements 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
  UC903148  Marsilea vestita subsp. vestita Ethel Crum 1932-5-1 1414 San Joaquin 4 mi sw Lockeford 22 Comment
  UCD136579  Marsilea vestita subsp. vestita W. R. Russell 1967-9-21 s.n. San Joaquin South side of Liberty Road (where artificial fill crosses road), 1.8 miles east of State Highway 88, northeastern San Joaquin county. Comment
  UC1069990  Matricaria discoidea R. D. Roseberry 1935-5-16 184 San Joaquin 4 mi nw Milton; Jackson Quad. 121 Comment
  UC34564  Matricaria discoidea Benj. Cobb Mar. 1900 San Joaquin Tracy Comment
  UC35560  Matricaria discoidea J. A. Sanford 1890-1 15 San Joaquin French Camp Comment
  UCR207833  Matricaria matricarioides George K. Helmkamp, E. A. Helmkamp 2009-3-26 14460 San Joaquin San Joaquin Valley, junction of Collier Road and CA-88, about 0.2 mile north of the Mokelumne River 43 Comment
  POM196278  Matricaria matricarioides E. E. Stanford 1928-4-7 845 San Joaquin Stockton, campus [College of the Pacific] Comment
  CAS-BOT-BC348274  Matricaria occidentalis E. E. Stanford 1928-4-19 888 San Joaquin Stockton 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
  UC16094  Medicago polymorpha J. A. Sanford 1890-1 73 San Joaquin Stockton Comment
  SEINET11096140 Image available Medicago polymorpha Marvin L. Nies 1951-4-7 38 San Joaquin 5 miles east of Lodi. 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
  CDA32510  Melica californica T. C. Fuller 24 [month missing] 1962 8230 San Joaquin In canyon south of Corral Hollow Creek, ca. 8 miles southwest of Tracy 0 Comment
  POM147779  Melilotus albus E. E. Stanford 1927-9-26 726 San Joaquin Stockton. Comment
  POM146121  Melilotus indicus E. E. Stanford 1926-10-5 23 San Joaquin Stockton. Calaveras River bottom. Comment
  UCD108075  Melilotus indicus G. F. Hrusa; S. A. Wagner 1992-4-22 9284 San Joaquin Caswell Memorial State Park. Upper reaches of campground beach at eastern end of park. Comment
  JEPS41161  Mentzelia affinis W. L. Jepson 1896-6-27 14045 San Joaquin between Mossdale School Atlanta; Plains of the Lower San Joaquin Comment
  UC108406  Mentzelia affinis Brandegee May 1889 San Joaquin Tracy Comment
  UC766019  Mentzelia affinis R. F. Hoover 1938-4-9 3051 San Joaquin Lower end of Corral Hollow Lower end of Corral Hollow Comment
  UC673370  Mentzelia pectinata Herbert L. Mason 1932-3-19 6823 San Joaquin 2 m e of Midway (between Mountain House and Tracy.) Comment
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Apr 26 2018
  CDA8380  Micropus californicus var. californicus T. C. Fuller 1962-4-24 8237 San Joaquin South of Corral Hollow Creek, ca. 8 miles southwest of Tracy. 0 Comment
  UC1745715  Micropus californicus var. californicus Annetta M. Carter, Louise Darling, Leo Whitney, Robert Hoover et al. 1935-4-21 784 San Joaquin Near ''Castle Rock''. 19 mi. from Livermore on Tesla Rd. 167 Comment
  CDA8385  Microseris acuminata G. C. Fleischman 1959-5-28 San Joaquin Near Lodi. 0 Comment
  CAS-BOT-BC348801  Microseris campestris Roxana S. Ferris 1938-4-15 9413 San Joaquin Corral Hollow-Livermore Road 152 Comment
  CAS-BOT-BC348802  Microseris campestris Roxana S. Ferris 1938-4-15 9413 San Joaquin Corral Hollow-Livermore Road 152 Comment
  UC604926  Microseris campestris Roxana S. Ferris 1938-4-15 9413 San Joaquin hillside near mouth of Elk Ravine; Cow Hollow-Livermore Road 152 Comment
  RSA21626C  Microseris douglasii subsp. douglasii Roxana S. Ferris 1938-4-15 9413 San Joaquin Corral Hollow - Livermore Road. 152 Comment
  UC625512  Microseris douglasii subsp. douglasii Frank W. Gould 1938-4-10 165 San Joaquin in vicinity Castle Rock; Mount Hamilton Range, Corral Hollow 182 Comment
  UCD96866  Microseris douglasii subsp. tenella Ellen Dean; Clare Loughran, Mary Shea, Wilde Legard, 2011-4-22 6921 San Joaquin Contra Costa Water District land (recently purchased), Carnegie Canyon Area at 32322 Corral Hollow Road west of CA-580 just north of junction with Interstate 5. Parking area right next to entrance gate next to Corral Hollow Road. Comment
  UCD96906  Microsteris gracilis Ellen Dean; Clare Loughran, Mary Shea, Wilde Legard, 2011-4-22 6947 San Joaquin Contra Costa Water District land (recently purchased), Carnegie Canyon Area at 32322 Corral Hollow Road west of CA-580 just north of junction with Interstate 5. Canyon with Amsinckia grandiflora population. Upper end of population. Comment
  UCR62333  Mimulus guttatus L. F. LaPre 1990-5-8 s.n. San Joaquin Borden Ranch, Mackville Rd, 1-2 mi north of Liberty Rd; c. 7 miles north of Clements 70 Comment
  POM146107  Mimulus guttatus E. E. Stanford 1927-4-12 149 San Joaquin Near Stockton. Comment
  POM147758  Mimulus guttatus E. E. Stanford 1927-4-27 194 San Joaquin Stockton. Calaveras River bottom. Comment
  RSA447930  Mimulus guttatus E. E. Stanford 1930-4-18 s.n. San Joaquin Northeastern portion of the county. Comment
  JEPS14623  Mimulus latidens Francia Chisaki, Peter Kamb, and S. Galen Smith 1951-4-14 1986 San Joaquin 0.6 mi n Collegeville (in field e of road toward Lockeford) Comment
  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
  UC27029  Mimulus microphyllus J. A. Sanford 1890-1 162 San Joaquin Waverly Comment
  UC768823  Mimulus microphyllus R. F. Hoover 1937-4-23 1917 San Joaquin 7 mi e Stockton 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
  UC76067  Mimulus nasutus Milo S. Baker 1900-4-29 San Joaquin Laton's Stillwater Creek Comment
  JEPS22962  Mimulus pilosus Volney Rattan 1880-10-23 San Joaquin Rattan's Ranch Live Oaks 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
  UC767409  Mimulus tricolor R. F. Hoover 1937-4-23 1918 San Joaquin 7 mi e Stockton 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
  JEPS42873  Mollugo verticillata W. L. Jepson 1923-10-22 10282 San Joaquin San Joaquin City, Lower San Joaquin River Lower San Joaquin River; San Joaquin City, Lower San Joaquin River Comment
  RSA0010765  Mollugo verticillata Cyril R. Owen 1927-9-27 31 San Joaquin Campus. [College of the Pacific] Comment
  UCD99642  Mollugo verticillata G. F. Hrusa 1992-8-9 9354 San Joaquin Caswell Memorial State Park; above the waterline at Oxbow Lake. 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
  RSA135436  Monardella lanceolata var. lanceolata Volney Rattan 1886-06 s.n. San Joaquin [Unspecified] Comment
  JEPS86426  Monolepis nuttalliana Elizabeth Perry 1918-4-16 San Joaquin Stockton Comment
  RSA20137  Monolepis nuttalliana Roxana S. Ferris 1938-4-15 9421 San Joaquin Corral Hollow - Livermore Road. 152 Comment
  UC604932  Monolepis nuttalliana Roxana S. Ferris 1938-4-15 9421 San Joaquin near mouth of Elk Ravine (Corral Hollow-Livermore Rd.) 152 Comment
  CAS-BOT-BC349410  Monolopia lanceolata H. K. Sharsmith 1935-3-3 1482 San Joaquin Corral Hollow, Mount Hamilton Range 228 Comment
  OBI18697  Monolopia lanceolata Carl B. Wolf 1937-3-31 8401 San Joaquin W side of San Joaquin Valley, Hospital cyn 137 Comment
  POM260772  Monolopia lanceolata H. K. Sharsmith 1935-3-3 1495 San Joaquin Corral Hollow, Mount Hamilton Range 229 Comment
  UC572144  Monolopia lanceolata H. K. Sharsmith 1935-3-3 1490 a San Joaquin Corral Hollow Mount Hamilton Range, Corral Hollow 228 Comment
  UC572147  Monolopia lanceolata H. K. Sharsmith 1935-3-3 1482 San Joaquin Corral Hollow Mount Hamilton Range, Corral Hollow 228 Comment
  CAS-BOT-BC349636  Monolopia major John L. Morrison 1938-4-9 2881 San Joaquin Northwest side of road at extreme east end of Corral Hollow Comment
  JEPS27272  Monolopia major Rimo Bacigalupi with H. G. Baker, J. Weiler, A. Nelson 7542 San Joaquin hills just n Corral Hollow (within confines of preserve, nw of site of Carnegie (see USGS Quadr. Midway)); Atomic Energy Commission preserve 274 Comment
  SJSU3181  Monolopia major R. F. Fisher 1958-3-8 San Joaquin Corral Hollow Comment
  UC50087  Monolopia major J. A. Sanford 1890-1 16 San Joaquin French Camp Comment
  UC50090  Monolopia major F. W. Gunnison May, 1896 San Joaquin Linden Comment
  UC629754  Monolopia major Ethel Crum 1930-3-16 590 San Joaquin near Tracy 15 Comment
  UCD36789  Muhlenbergia rigens Beecher Crampton 1955-9-7 3155 San Joaquin San Joaquin County, 3.7 miles south of Thornton. Comment
  POM264700  Muilla maritima Lincoln Constance, A. A. Beetle 1940-3-21 2536 San Joaquin Castle Rock, Corral Hollow. 213 Comment
  SEINET3243472  Muilla maritima Frank W. Gould 1940-1 884 San Joaquin Castle Rock, Corral Hollow, Mt. Hamilton Range 198 Comment
  SEINET3887495  Muilla maritima Lincoln Constance, Alan A. Beetle 1940-3-21 2526 San Joaquin Castle Rock, Corral Hollow.; 0 213 Comment
  SEINET3992098  Muilla maritima Lincoln Constance, Alan A. Beetle 1940-3-21 2526 San Joaquin Castle Rock, Corral Hollow 213 Comment
  SEINET3992199  Muilla maritima Unknown 1940-3-16 884 San Joaquin Castle Rock, Corral Hollow, Mt. Hamilton Range 198 Comment
  UC659395  Muilla maritima Lincoln Constance and Alan A. Beetle 1940-3-21 2526 San Joaquin Castle Rock Corral Hollow 213 Comment
  CAS-BOT-BC515639  Muilla maritima Alice Eastwood; John Thomas Howell 1935-2-24 1950 San Joaquin Corral Hollow Comment
  CAS-BOT-BC83361  Myosurus minimus Robert F. Hoover 1940-4-27 4366 San Joaquin River Road near San Joaquin City. Comment
  JEPS599  Myosurus minimus F. T. Bioletti 1892-1 San Joaquin Lower San Joaquin Comment
  UC1046593  Myosurus minimus A. D. Hawkes and R. Bacigalupi 1951-4-21 4804 San Joaquin 2 mi e Stockton Comment
  UC634959  Myosurus minimus H. L. Mason April 1930 5548 San Joaquin 10 mi e Stockton Comment
  UC708133  Myosurus minimus Charles V. Piper 1921-5-26 San Joaquin Stockton Comment
  UCR133578  Myosurus minimus C. R. Quick 1929-3-30 s.n. San Joaquin Sacramento Valley, near Stockton 5 Comment
  POM147750  Myosurus minimus E. E. Stanford 1927-4-12 152 San Joaquin Near Stockton. Comment
  UC767002  Myosurus sessilis R. F. Hoover 1940-4-27 4366 San Joaquin River Road near San Joaquin City Comment
  HSC77883  Myriophyllum aquaticum Jerry Webb 1977-11-23 12 San Joaquin San Joaquin Delta, Mandible Is. Comment
  UC1101503  Myriophyllum spicatum Herbert L. Mason and S. Galen Smith 1948-8-5 8270 San Joaquin Robert's Isl., Trapper's Slough Comment
  CDA37685  Myriophyllum spicatum R. Breckenridge/D. Kratville 2004-5-19 s.n. San Joaquin Stockton, near Paradise Point Marina, Eight Mile Road. 0 Comment
  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
  CDA40129  Navarretia leucocephala T. C. Fuller 1962-5-1 8924 San Joaquin Highway 12 to Wallace, 2.0 miles east of Clements. 0 Comment
  UC963752  Navarretia leucocephala subsp. leucocephala H. L. Mason 1928-5-3 4455 San Joaquin 4 mi n Clements Comment
  POM196312  Navarretia leucocephala subsp. leucocephala E. E. Stanford 1928-4-7 850 San Joaquin Near Collegeville Comment
  UC24178  Nemophila heterophylla J. A. Sanford San Joaquin Stockton Comment
  UC596368  Nemophila menziesii R. F. Hoover 1938-3-19 2868 San Joaquin 1 mi n Corral Hollow (near Alameda Co. line, San Joaquin Co.); n of Corral Hollow Comment
  POM196283  Nemophila menziesii var. menziesii E. E. Stanford 1928-3-23 823 San Joaquin Near Peters. 30 Comment
  POM256417  Nemophila pedunculata H. L. Mason 1932-3-19 6824 San Joaquin 2 miles east of Midway, between Mountain House and Tracy. Comment
  UC592128  Nemophila pedunculata H. L. Mason 1932-3-19 6824 San Joaquin two mi e Midway (between Mountain House and Tracy); e of Midway, btw Mountain House and Tracy Comment
  UC765443  Nemophila pedunculata R. F. Hoover 1935-3-16 351 San Joaquin Farmington Comment
  UCSB18573  Nicotiana acuminata Boyles, Robert 1964-5-18 San Joaquin 50 feet S of Brookside Road; 1.2 miles W of Pershing Ave 3 Comment
  CDA25629  Nicotiana acuminata var. multiflora G. K. Helmkamp, E. A. Helmkamp 2007-10-13 13086 San Joaquin Northern San Joaquin Valley; Along Highway CA-88, 1.0 mile southwest of Clements at Disch Road. Comment
  JEPS12277  Nicotiana acuminata var. multiflora R. F. Hoover 1935-8-3 702 San Joaquin 5 mi sw Ripon Comment
  UC26169  Nicotiana glauca H. P. Fitch 1888-1 137 San Joaquin Stockton Comment
  SEINET2540589 Image available Nitrophila occidentalis H. H. Severin 1933-9-7 San Joaquin North of Ripon. Comment
  UC519211  Nitrophila occidentalis H. H. Severin 1933-9-7 San Joaquin along irrigating ditch n Ripon Comment
  UC767619  Nitrophila occidentalis R. F. Hoover 1937-6-9 2396 San Joaquin 4 mi n Manteca Comment
  UCR66725  Nitrophila occidentalis E. E. Stanford 1930-5-10 1475 San Joaquin San Joaquin Valley, West Ripon Road 18 Comment
  UC26809  Nuttallanthus texanus J. A. Sanford 1890-1 97 San Joaquin French Camp Comment
  CDA38157  Oenothera deltoides subsp. cognata A. E. Mahoney 1958-9-3 s.n. San Joaquin Lathrop; Lake Ranch. 0 Comment
  UC156908  Oenothera elata subsp. hirsutissima Katharine Brandegee 1892-9-10 San Joaquin near Lathrop; San Joaquin River Bridge Comment
  CDA38182  Oenothera elata subsp. hirsutissima T. C. Fuller 1964-11-6 12814 San Joaquin Across levee road from Whiskey Slough, Holt. 0 Comment
  UCD106939  Oenothera elata subsp. hirsutissima E. M. Johnston 1915-1 62 -J San Joaquin San Joaquin River. Comment
  RSA465591  Olea europaea E. E. Stanford 1930-5-16 1489 San Joaquin Stockton. Comment
  UCD123188  Orobanche californica subsp. jepsonii G. F. Hrusa 1992-8-26 9569 San Joaquin Caswell Memorial State Park. Open road immediately west of burn pile. Comment
  CDA42361  Orobanche ramosa Robert Pelletier 2014-7-28 PDR# 390 P06219589 San Joaquin North of Holt, in field south of West Neugerbauer Road and west of North Holt Road. 0 Comment
  CDA42384  Orobanche ramosa Don McCoon 2014-8-26 PDR# 390 P06219816 San Joaquin North of Holt, in field southwest of the intersection of North Holt Road and West Neugerbauer Road. 0 Comment
  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
  RSA0087772  Orobanche uniflora subsp. occidentalis Frank W. Gould 1938-4-10 160 San Joaquin East end of Corral Hollow in vicinity of Castle Rock. 182 Comment
  RSA21453  Orthocarpus purpurascens Carl B. Wolf 1937-3-31 8387 San Joaquin San Joaquin Valley, 0.5 mi N of Vernalis. 30 Comment
  RSA80242  Orthocarpus purpurascens E. E. Stanford 1930-04 s.n. San Joaquin Northern part of the county. 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
  UCD110796  Oxalis micrantha G. F. Hrusa; S. A. Wagner 1992-4-22 9242 San Joaquin Caswell Memorial State Park. Comment
  CAS-BOT-BC253683  Panicum capillare Peter Rubtzoff 1965-7-27 5584 San Joaquin San Joaquin River at Airport Way crossing, Tracy-Ripon area Comment
  CDA25209  Panicum capillare G. K. Helmkamp, E. A. Helmkamp 2007-10-13 13095 San Joaquin Northern San Joaquin Valley; Along Highway CA-88, 1.0 mile southwest of Clements at Disch Road. Comment
  SEINET3237805 Image available Panicum capillare George K. Helmkamp, E. A. Helmkamp 2007-10-13 13095 San Joaquin Northern San Joaquin Valley; along Hwy CA-88, 1.0 mile southwest of Clements at Disch Road. 37 Comment
  UCD89383  Panicum capillare Alan A. Beetle 1946-8-5 4410 San Joaquin 3 miles north of Lockford. Comment
  UCD89538  Panicum capillare Peter Rubtzoff 1965-7-27 5584 San Joaquin San Joaquin River at Airport Way crossing (Tracy-Ripon area.) Comment
  CAS-BOT-BC253846  Panicum dichotomiflorum Peter Rubtzoff 1965-7-13 5580 San Joaquin San Joaquin RIver at Airport Way crossing, Tracy-Ripon area Comment
  CDA292  Panicum miliaceum Honson 1929-10-1 San Joaquin San Joaquin Valley. 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
  JEPS91136  Parvisedum pumilum Dean W. Taylor 1990-4-11 10617 San Joaquin Goose Creek, on stony allvuial terraces in Section 19 70 Comment
  CDA25371  Parvisedum pumilum G. D. Barbe, T. C. Fuller, J. B. Gianelli 1973-4-6 1172 San Joaquin 1 mile (1.6 km) west of Calaveras County line (Wimer Road) on Highway 26; 4.3 miles (6.9 km) east of Bellota, 0.5 mile (0.8 km) east of Shelly Road. 0 Comment
  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
  UCD88754  Paspalum dilatatum R. F. Hoover 1937-6-10 2399 San Joaquin Escalon. Comment
  UCR253498  Paspalum dilatatum George K. Helmkamp, Elizabeth Helmkamp 2012-10-26 20078 San Joaquin San Joaquin Valley, Littlejohns Creek, along unnamed dirt road 0.3 mi. south of CA-4 at a point 0.5 miles east of Farmington 32 Comment
  CAS-BOT-BC169720  Pectocarya anisocarpa Roxana S. Ferris 1938-4-15 9398 San Joaquin Near gravel pit at the mouth of Corral Hollow Comment
  CAS-BOT-BC169733  Pectocarya anisocarpa Alice Eastwood; John Thomas Howell 1935-4-7 2103 San Joaquin E end of Corral Hollow Comment
  UC766281  Pectocarya anisocarpa R. F. Hoover 1946-4-13 6078 San Joaquin lower end 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
  JEPS68203  Pectocarya penicillata W. L. Jepson 1922-4-2 9592 San Joaquin Mount Hamilton Range, Coral Hollow, Castle Rock 182 Comment
  UC1745864  Pectocarya penicillata Annetta M. Carter, Louise Darling, Leo Whitney, Robert Hoover et al. 1935-4-21 789 San Joaquin Near ''Castle Rock''. 19 mi. from Livermore on Tesla Rd. Comment
  UC600982  Pectocarya penicillata Marjorie E. Olney 1938-3-6 48 San Joaquin Corral Hollow Mount Hamilton Range, Corral Hollow Comment
  JEPS68234  Pectocarya setosa R. F. Hoover 1938-4-9 3042 San Joaquin <Hill between Castle Rock and Black Butte> Corral Hollow Comment
  CAS-BOT-BC258799  Pennisetum clandestinum T. C. Fuller 1962-11-28 9929 San Joaquin L. A. Dyke prop., w. side of Hwy 50 to Tracy, 0.5 mi. s. of Thomsen Rd., ca. 1 mi. w. of Lathrop Comment
  UCD89427  Pennisetum clandestinum Harold M. Kempen 1976-10-18 San Joaquin Stockton. Comment
  UCD89436  Pennisetum clandestinum T. C. Fuller 1962-11-28 9929 San Joaquin L. A. Dyke prop., w. side of Hwy 50 to Tracy, 0.5 mi. s. of Thomsen Rd., ca. 1 mi. w. of Lathrop. Comment
  CAS-BOT-BC77146  Pentagramma triangularis subsp. triangularis Genevieve Prlain 1976-5-2 s.n. San Joaquin County park on Mokelumne River below Camanche Dam. 27 Comment
  CAS-BOT-BC413596  Persicaria amphibia Brian Atwater 1978-8-18 BA- 28 San Joaquin Between Quinby Island and Franks Tract Comment
  CAS-BOT-BC413599  Persicaria amphibia E. E. Stanford 1927-9-26 717 San Joaquin Stockton Comment
  CAS-BOT-BC413600  Persicaria amphibia John Thomas Howell 1930-9-28 5522 San Joaquin Holt Comment
  CAS-BOT-BC413601  Persicaria amphibia John Thomas Howell 1929-9-21 4413 San Joaquin Holt Comment
  CAS-BOT-BC418890  Persicaria hydropiperoides Ira L. Wiggins 1940-8-12 9532 a San Joaquin 1 mi. NW. of San Joaquin River bridge on U. S. Highway 50 Comment
  CAS-BOT-BC418892  Persicaria hydropiperoides John Thomas Howell 1929-9-21 4417 San Joaquin Holt 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-BC419063  Persicaria lapathifolia Eva Bramlet 1896-5-11 s.n. San Joaquin Woods Grove, San Joa. R. Comment
  CAS-BOT-BC419377  Persicaria punctata Brian Atwater 1978-8-22 BA- 63 San Joaquin Between Victoria Island and Upper Jones Tract Comment
  CAS-BOT-BC419380  Persicaria punctata E. E. Stanford 1927-9-26 726 San Joaquin Stockton Comment
  CAS-BOT-BC419381  Persicaria punctata Ira L. Wiggins 1934-7-28 6941 San Joaquin 3.2 miles east of Escalon Comment
  CAS-BOT-BC419378  Persicaria punctata William Anderson 1963-11-22 s.n. San Joaquin Terminous Comment
  UCD99796  Persicaria punctata P. B. Kennedy 1929-10-3 s.n. San Joaquin Lyons Ranch. Terminous. 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
  POM299077  Phacelia ciliata J. T. Howell 1929-3-27 4106 San Joaquin Four miles west of Tracy. Comment
  RSA21263  Phacelia ciliata Carl B. Wolf 1937-3-31 8377 San Joaquin San Joaquin Valley, 3 mi. e. of Tracy at junction with Vernalis Road. 8 Comment
  JEPS2245  Phacelia ciliata var. ciliata W. L. Jepson 1922-4-2 9593 San Joaquin Tracy Comment
  JEPS2268  Phacelia ciliata var. ciliata A. D. Tenney 1915-4-7 San Joaquin Tracy Comment
  UC672412  Phacelia ciliata var. ciliata H. L. Mason 1932-3-19 6830 San Joaquin 2 mi e Midway Comment
  UC702962  Phacelia ciliata var. ciliata John Thomas Howell 1929-3-27 4106 San Joaquin 4 mi w Tracy Comment
  JEPS2180  Phacelia distans W. L. Jepson 1896-6-27 21013 San Joaquin between Mossdale School and Atlanta (plains e of river) Comment
  RSA426082  Phacelia distans E. E. Stanford 1930-4-5 1223 San Joaquin Hospital Canyon. Comment
  UC24472  Phacelia distans J. A. Sanford 1890-1 99 San Joaquin French Camp Comment
  UC762055  Phacelia distans R. F. Hoover 1937-5-18 2182 San Joaquin near Lathrop 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
  UC625442  Phacelia douglasii Frank W. Gould 1938-3-6 37 San Joaquin in vicinity of Castle Rock Corral Hollow 182 Comment
  UC767532  Phacelia douglasii R. F. Hoover 1938-4-9 3037 San Joaquin hill betw. Castle Rock and Black Butte; 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
  JEPS2050  Phacelia fremontii R. F. Hoover 1938-4-9 3032 San Joaquin hill betw. Castle Rock and Black Butte; Corral Hollow Comment
  UC767516  Phacelia fremontii R. F. Hoover 1938-4-9 3032 San Joaquin hill betw. Castle Rock and Black Butte; Corral Hollow Comment
  CAS-BOT-BC133895  Phacelia tanacetifolia Serena Philips 1915-4-2 s.n. San Joaquin Near Tracy Comment
  RSA428228  Phacelia tanacetifolia E. E. Stanford 1930-5-5 1252 San Joaquin Near Lathrop Comment
  UC107558  Phacelia tanacetifolia K. Brandegee May 1889 San Joaquin Tracy Comment
  UC24484  Phacelia tanacetifolia Benj. Cobb 1900-4 10 San Joaquin Tracy 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
  UCD88332  Phalaris angusta A. A. Beetle 1942-4-9 2938 San Joaquin 10 miles W of Modesto, Rt. 99. Comment
  CAS-BOT-BC265839  Phalaris arundinacea E. E. Stanford 1930-5-30 1532 San Joaquin Jones Tract, San Joaquin Delta Comment
  UCD88507  Phalaris arundinacea William N. Helphinstine 1967-11-8 s.n. San Joaquin Around Stockton. Comment
  SEINET10657332  Phalaris arundinacea E. E. Stanford 1927-5-28 Stanford 449 San Joaquin In mud near San Joaquin River. Louis Park. Stockton Comment
  POM356906  Phalaris lemmonii E. E. Stanford 1930-5-3 1466 San Joaquin Near Stockton Comment
  RSA582107  Phalaris lemmonii E. E. Stanford 1930-5-10 1473 San Joaquin Near Stanislaus River Comment
  SEINET10660263  Phalaris lemmonii E. E. Stanford 1930-5-10 Stanford 1473 San Joaquin Gravel pit near Stanislaus River. In silt land recently, repeatedly flooded Comment
  SEINET3561052 Image available Phalaris minor Unknown 1945-4-22 s.n. San Joaquin Waysides near Stockton. Comment
  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
  JEPS1846  Pholistoma membranaceum W. L. Jepson 1922-4-2 9585 San Joaquin Corral Hollow w. San Joaquin Co., Mt. Hamilton Range, Corral Hollow 182 Comment
  UC625461  Pholistoma membranaceum Frank W. Gould 1938-3-6 45 San Joaquin in vicinity of Castle Rock Corral Hollow 182 Comment
  UC6091  Phoradendron macrophyllum F. T. Bioletti 1892-1 San Joaquin Tracy Comment
  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-BC250990  Phragmites australis E. E. Stanford 1930-8-1 1874 San Joaquin Along sloughs in San Joaquin Delta. Jones Tract Comment
  CAS-BOT-BC250991  Phragmites australis Herbert L. Mason 1946-9-12 13123 San Joaquin Borden Highway halfway between Old River - Middle River Comment
  HSC28471  Phragmites australis J. D. Ackerman, A. M. Montalvo 1973-12-20 125 San Joaquin Between Hwy. 4 and Middle River town. Comment
  JEPS70615  Phragmites australis W. L. Jepson 1913-11-22 5687 San Joaquin Middle River, Lower San Joaquin Comment
  RSA249405  Phragmites australis J. D. Ackerman, A. Montalvo 1973-12-20 125 San Joaquin Between Highway 4 and Middle River town Comment
  RSA468067  Phragmites australis E. E. Stanford 1930-08 1874 San Joaquin San Joaquin Delta. Jones Tract. Comment
  UCD89833  Phragmites australis Franz R. Kegel 1984-2-1 s.n. San Joaquin San Joaquin County. Comment
  UCD89839  Phragmites australis P. B. Kennedy 1928-9-30 s.n. San Joaquin near Holt. Comment
  UCD89840  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
  JEPS39035  Phyla caespitosa W. L. Jepson 1896-6-17 21233 San Joaquin Mossdale School, Lower San Joaquin River Comment
Read comments
Sep 26 2006
  JEPS39028  Phyla lanceolata F. T. Bioletti 1892-9-9 San Joaquin Lathrop, lower San Joaquin Comment
  UC635115  Phyla lanceolata H. L. Mason 1929-9-9 5428 San Joaquin San Joaquin River delta Holt; San Joaquin River delta Comment
  CDA39033  Phyla nodiflora D. G. Kelch 2011-10-4 11 .838 San Joaquin Approx. 7 km west of Orestimba. Stuhr Rd east of I-5 along Orestimba Creek. Comment
  UC25119  Phyla nodiflora Michener and Bioletti 1892-9-9 San Joaquin Lathrop Comment
  UC25120  Phyla nodiflora F. T. Bioletti 1892-9-9 San Joaquin Lathrop 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
  CDA3320  Phytolacca americana J. Chapman, J. L. Joos 1961-4-25 San Joaquin Stockton. 0 Comment
  CAS-BOT-BC76933  Pilularia americana John Thomas Howell 1930-4-12 4683 San Joaquin 7 miles from Escalon on road to Stockton. Comment
  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
  RSA8529  Plagiobothrys acanthocarpus J. T. Howell 1933-3-26 10885 San Joaquin Corral Hollow Comment
  UC1540210  Plagiobothrys acanthocarpus Dean W. Taylor Apr 1986 San Joaquin near n boundary Livermore National Laboratory, Site 300; Inner South Coast Ranges 304 Comment
  UC762852  Plagiobothrys acanthocarpus R. F. Hoover 1935-3-1 235 San Joaquin Vernalis Comment
  JEPS68005  Plagiobothrys arizonicus R. F. Hoover 1938-4-9 3038 San Joaquin hill betw. Castle Rock and Black Butte; Corral Hollow 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
  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
  UC604931  Plagiobothrys canescens Roxana S. Ferris 1938-4-15 9406 San Joaquin near gravel pit at the mouth of Corral Hollow Corral Hollow Comment
  UCD96868  Plagiobothrys canescens Ellen Dean; Clare Loughran, Mary Shea, Wilde Legard, 2011-4-22 6920 San Joaquin Contra Costa Water District land (recently purchased), Carnegie Canyon Area at 32322 Corral Hollow Road west of CA-580 just north of junction with Interstate 5. Parking area right next to entrance gate next to Corral Hollow Road. Comment
  RSA135449  Plagiobothrys fulvus var. campestris Volney Rattan 1885-06 s.n. San Joaquin Live Oaks. 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
  CAS-BOT-BC6466  Plagiobothrys infectivus Robert Francis Hoover 1938-4-10 3067 San Joaquin Lower Hospital Canyon Comment
  JEPS30594  Plagiobothrys infectivus R. F. Hoover 1938-4-10 3067 San Joaquin lower Hospital Canyon (w San Joaquin County) Comment
  JEPS68054  Plagiobothrys infectivus R. F. Hoover 1937-4-3 1744 San Joaquin lower end Corral Hollow Comment
  UC766026  Plagiobothrys infectivus R. F. Hoover 1937-4-3 1744 San Joaquin lower end Corral Hollow 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
  UCR62341  Plagiobothrys leptocladus L. F. LaPre 1990-5-10 s.n. San Joaquin Borden Ranch, 7 mi north of Clements. 79 Comment
  POM368903  Plagiobothrys nothofulvus E. E. Stanford 1930-4-17 1324 San Joaquin Clements Road. 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
  RSA21258  Plagiobothrys stipitatus C. B. Wolf 1937-3-31 8372 San Joaquin San Joaquin Valley. 1 mi S of Stockton on Tracy Rd. 5 Comment
  POM64764  Plagiobothrys stipitatus var. micranthus C. F. Baker 1903-4-27 2788 San Joaquin Bethany. Comment
  UC1063813  Plagiobothrys stipitatus var. micranthus R. D. Roseberry 1935-5-16 183 San Joaquin 4 mi nw Milton; Jackson Quad. 121 Comment
  UC1239566  Plagiobothrys stipitatus var. micranthus Joseph P. Tracy 1921-5-25 5792 San Joaquin Farmington San Joaquin Valley 30 Comment
  UC573149  Plagiobothrys stipitatus var. micranthus Herbert L. Mason 1928-5-3 4454 San Joaquin 4 mi n Clements Comment
  POM368956  Plagiobothrys stipitatus var. micranthus E. E. Stanford 1930-5-3 1463 San Joaquin Elliot Rd near Elliot. Comment
  CDA19657  Plagiobothrys stipitatus var. stipitatus G. D. Barbe, T. C. Fuller, J. B. Gianelli 1973-4-6 1175 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
Read comments
Jun 11 2008
  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
  RSA135445  Plagiobothrys tenellus Volney Rattan 1877-03 s.n. San Joaquin Live Oaks 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
  UC59632  Plagiobothrys tenellus Mrs. Bush March, 1903 San Joaquin Lathrop Comment
  CHSC79271  Plagiobothrys undulatus Beecher Crampton 1966-5-3 7686 San Joaquin Ca. 7 3/4 miles N.N.E. of Lodi, intersection of Liberty and Bruella roads. Comment
  UC767623  Plagiobothrys undulatus R. F. Hoover 1937-6-10 2398 San Joaquin 2 mi n Linden Comment
  CAS-BOT-BC60817  Planodes virginica John Thomas Howell 1930-4-12 4684 San Joaquin 7 miles from Escalon on road to Stockton. Comment
  RSA523579  Plantago bigelovii subsp. bigelovii J. T. Howell 1935-4-1 2096 San Joaquin East end of Corral Hollow. Comment
  RSA789509  Plantago erecta George K. Helmkamp, E. A. Helmkamp 2010-4-7 15838 San Joaquin along CA-88, 1.1 miles southwest of the Amador County line, 6 miles NE (33 deg.) of Clements 79 Comment
  UC28040  Plantago erecta J. A. Sanford 1890-1 397 San Joaquin Waverly Comment
  UCR233205  Plantago erecta George K. Helmkamp, E. A. Helmkamp 2010-4-7 15838 San Joaquin Northeast San Joaquin Valley, along CA-88, 1.1 miles southwest of the Amador County line, 6 miles NE (33 deg. ) of Clements 79 Comment
  UCD124462  Plantago erecta June McCaskill; Jack Major 1958-4-10 553 San Joaquin north side of State Highway 12, 2.1 miles west of Wallace (1.4 miles west of turnoff to Camanche). 60 Comment
  SEINET3828534  Plantago lanceolata George K. Helmkamp, E. A. Helmkamp 2011-1 18477 San Joaquin Northeastern San Joaquin Valley: Along Johnson Road, 0.8 mile south of its junction with CA-12 NE of Lockeford, SW of Camanche Reservoir (Clements 7.5') 53 Comment
  UC28013  Plantago major J. A. Sanford 1890-1 333 San Joaquin Stockton Comment
  UC28019  Plantago major J. A. Sanford 1890-1 62 San Joaquin Stockton Comment
  JEPS7189  Plantago ovata R. F. Hoover 1938-4-9 3053 San Joaquin Corral Hollow, Black Butte at lower end Black Butte, Corral Hollow Comment
  OBI51839  Plantago ovata Robert F. Hoover 1938-4-9 3053 San Joaquin Black Butte, at lower end of Corral Hollow Comment
  UC596329  Plantago ovata R. F. Hoover 1938-4-9 3053 San Joaquin lower end of Corral Hollow Corral Hollow 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-BC6407  Platystemon californicus Charles Fuller Baker 1903-4-25 2780 San Joaquin Tracy Comment
  CAS-BOT-BC91961  Platystemon californicus Roxana S. Ferris 1938-4-15 9408 San Joaquin 0.5 mile west of gravel pit at mouth of Corral Hollow on the Livermore Road. 152 Comment
  CAS-BOT-BC91962  Platystemon californicus E. E. Stanford 1930-4-12 1304 San Joaquin Mariposa Road 15 miles southeast of Stockton. Comment
  JEPS51601  Platystemon californicus W. L. Jepson 1938-4-14 18686 San Joaquin 2 mi ne Clements Comment
  SEINET10620895 Image available Platystemon californicus Charles F. Baker 1903-4-25 Baker 2780 San Joaquin Tracy. Common in sandy fields. Comment
  SEINET10891673 Image available Platystemon californicus Charles F. Baker 1903-4-25 Baker 3199 San Joaquin Tracy. Occasional in sandy fields. 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
  RSA484179  Poa annua C. R. Quick 1929-3-18 s.n. San Joaquin Campus, Stockton Comment
  SD240812  Poa annua George K. Helmkamp, E. A. Helmkamp 2012-4-7 18713 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
  UCR232235  Poa annua George K. Helmkamp, E. A. Helmkamp 2011-3-12 17058 San Joaquin Northern San Joaquin Valley, Collier Road, 0.2 mile east of its junction with Suttenfield Road, 9.4 mi. NE (50 deg. ) of Lodi 40 Comment
  CDA2382  Poa bulbosa F. M. Newhall 1967-3-31 San Joaquin Clements Stampede Grounds, Clements. 0 Comment
  CAS-BOT-BC255792  Poa infirma E. E. Stanford 1927-4-27 200 San Joaquin Lois Park, San Joaquin River Comment
  CAS-BOT-BC236339  Poa secunda subsp. secunda E. E. Stanford 1930-4-5 1237 San Joaquin Hospital Canyon Comment
  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
  UC883698  Pogogyne zizyphoroides C. L. Hitchcock 1940-5-12 6361 San Joaquin 3 miles south of Galt 15 Comment
  JEPS50530  Polygonum amphibium var. emersum W. L. Jepson 1913-11-22 5692 San Joaquin Middle River San Joaquin Delta Comment
  UC1035807  Polygonum amphibium var. emersum Annie M. Alexander and Louise Kellogg 1943-6-26 3455 San Joaquin Middle River Bridge San Joaquin Valley, San Joaquin River (Byron-Stockton hwy) Comment
  CDA19467  Polygonum arenastrum M. I. Wibawa, G. F. Hrusa, J. Naughton 2002-5-15 204 San Joaquin Sacramento Valley; Coyote Creek tributary on Dustin Rd, ~0.1 mi N of Liberty Rd., near Acampo. 7 Comment
  UC466072  Polygonum aviculare Katharine Brandegee Aug. 1907 San Joaquin near Lathrop; San Joaquin Bridge Comment
  UCR194985  Polygonum aviculare George K. Helmkamp, E. A. Helmkamp 2007-10-13 13081 San Joaquin Northern San Joaquin Valley, along Hwy CA-88, 1.0 mile southwest of Clements at Disch Road 37 Comment
  UCR253615  Polygonum aviculare George K. Helmkamp, Elizabeth Helmkamp 2012-10-26 20075 San Joaquin San Joaquin Valley, Rock Creek, at East Sonora Road, 1.3 miles southeast of CA-4 50 Comment
  CAS-BOT-BC414349  Polygonum californicum Mrs. H. C. Cantelow 1935-5-14 826 San Joaquin Bet. Lodi and San Andreas 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
  UCR123381  Polygonum hydropiper Lisa Kegarice 1993-6-22 s.n. San Joaquin Sacramento Valley, under the north side of the Orwood Trestle, Santa Fe Railway, 12 miles west of Stockton, between Bacon and Woodward Islands in the San Joaquin River delta between Old River and Middle River 0 Comment
  CDA22799  Polygonum hydropiper J. F. Silva 1957-10-9 San Joaquin Escalon. 0 Comment
  CDA2785  Polygonum hydropiper J. F. Silva 1957-10-9 395 -57 San Joaquin Escalon. 0 Comment
  UC1101177  Polygonum hydropiperoides Herbert L. Mason 1929-9-21 5442 San Joaquin Holt Alklaline Grasslands of San Joaquin Valley Comment
  UC6630  Polygonum hydropiperoides Michener and Bioletti Sept. 1892 San Joaquin San Joaquin Bridge Comment
  CDA2782  Polygonum hydropiperoides J. B. Gianelli 1972-10-15 San Joaquin South bank of Bear Creek, 100 yards south of Airport Way, Stockton. 0 Comment
  UC421692  Polygonum lapathifolium John Thomas Howell 1929-9-21 4416 San Joaquin Holt; bordering slough Comment
  UC465851  Polygonum lapathifolium Harriet A. Walker 1907-9-8 928 San Joaquin Lathrop Comment
  UC6723  Polygonum lapathifolium J. Burtt Davy 1893-9-13 1182 San Joaquin Stockton Comment
  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
  POM147807  Polygonum punctatum E. E. Stanford 1926-10-19 68 San Joaquin Stockton, near San Joaquin River. Louis Park. Comment
  RSA312538  Polygonum punctatum H. L. Mason 1928-9-30 4969 San Joaquin San Joaquin Delta near Holt. Comment
  UC60910  Polygonum punctatum N. K. Berg 1903-12-12 San Joaquin Rough and Ready <Isl.?> San Joaquin <?> Comment
  UC6755 Image available Polygonum ramosissimum J. Burtt Davy 1893-11-11 1199 San Joaquin Stockton Comment
  SEINET3561874 Image available Polypogon interruptus P. O. Schallert 1945-5-6 C 253 San Joaquin Near Stockton. Comment
  UC73790  Polypogon monspeliensis Mr. Sanford San Joaquin Stockton Comment
  UCD91324  Polypogon monspeliensis G. F. Hrusa; S. A. Wagner 1992-7-8 9152 San Joaquin Caswell Memorial State Park. 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
  CHSC96758  Pontederia cordata F. Zarate 2005-7-1 1349506 San Joaquin San Joaquin Delta. San Joaquin County. 14 Mile Slough, outside of Stockton, E of I-5. Comment
  UC1099894  Potamogeton crispus Herbert L. Mason, Verne Grant 1946-8-21 13068 San Joaquin sw of Holt; Trapper's Slough 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
  UC1100041  Potamogeton foliosus Herbert L. Mason, S. Galen Smith 1948-8-11 8319 San Joaquin Trapper's Slough; Robert's Island 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
  RSA0014809  Proboscidea louisianica subsp. louisianica Roxana S. Ferris, R. C. Bacigalupi 1951-8-25 12445 San Joaquin Between Stockton and Farmington on State Highway 4, 4 mi. from junction with US Highway 99. 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
  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
  CDA27765  Prosopis juliflora var. torreyana A. R. Tugel 1938-6-23 San Joaquin Railroad tracks near Tracy. 0 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
  UCD113158  Prunus G. F. Hrusa 1992-8-26 9562 San Joaquin Caswell Memorial State Park. Comment
  CAS-BOT-BC356989  Pseudognaphalium luteoalbum Roxana S. Ferris 1953-5-15 12648 San Joaquin On road between Everett School and intersection with Bellota-Farmington Road, ca. 1 mile W of intersection Comment
  UC468793  Pseudognaphalium stramineum Harriet A. Walker 1907-9-8 915 San Joaquin Lathrop Comment
  UCD135207  Pseudognaphalium stramineum A. S. Crafts 1926-7-24 504 San Joaquin between Manteca and Merced. 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
  JEPS40491  Psilocarphus brevissimus var. brevissimus R. F. Hoover 1937-4-23 1923 San Joaquin 7 mi e Stockton Comment
  UC694151  Psilocarphus brevissimus var. brevissimus H. L. Mason 1932-4-24 6968 San Joaquin 11 mi s Clements Comment
  UCR62342  Psilocarphus brevissimus var. brevissimus 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-BC361806  Psilocarphus brevissimus var. brevissimus Barrett Anderson 1987-7-7 3554 San Joaquin Farmington Canal site along Escalon-Bellota Road near Farmington 35 Comment
  CAS-BOT-BC421130  Pterostegia drymarioides Peter H. Raven; R. Alava; R. Ornduff; S. Woodcox 1957-3-30 10569 San Joaquin Corral Hollow Comment
  UCD96905  Pterostegia drymarioides Ellen Dean; Clare Loughran, Mary Shea, Wilde Legard, 2011-4-22 6946 San Joaquin Contra Costa Water District land (recently purchased), Carnegie Canyon Area at 32322 Corral Hollow Road west of CA-580 just north of junction with Interstate 5. Canyon with Amsinckia grandiflora population. Upper end of population. Comment
  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
  HSC8271  Quercus douglasii D. A. Shally 1965-4-10 8 San Joaquin 0.25 mi. W of Oak Grove Resort, Hwy. 26, Linden Rd. 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
  UCD73478  Quercus lobata G. F. Hrusa 1992-8-25 9546 San Joaquin Caswell Memorial State Park. Comment
  UCD47110  Quercus palustris D. Q. Cavagnaro 1963-10-13 219 San Joaquin In ca. 1 mile long line of this species on south side of State Highway 12, outskirts of Lodi, San Joaquin County, California. Comment
  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
  UCR143145  Quercus wislizeni L. S. Rose 1936-3-16 36023 San Joaquin Central Valley, Lockeford [NE of Lodi] 61 Comment
  UCR194722  Quercus wislizeni var. wislizeni George K. Helmkamp, E. A. Helmkamp 2007-10-13 13090 San Joaquin Northern San Joaquin Valley, along Hwy CA-88, 1.0 mile southwest of Clements at Disch Road 37 Comment
  CAS-BOT-BC378926  Ranunculus bonariensis Beecher Crampton 1966-5-3 7687 San Joaquin 7.75 mi NNE of Lodi, Liberty, and Bruella Roads 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
  UCD33075  Ranunculus bonariensis var. trisepalus Beecher Crampton 1966-5-3 7687 San Joaquin San Joaquin County, ca. 7 3/4 miles N.N.E. of Lodi, intersection of Liberty and Bruella roads. Comment
  UC596207  Ranunculus californicus R. F. Hoover 1935-3-1 276 San Joaquin 5 mi sw Ripon Comment
  UC766207  Ranunculus californicus Robert F. Hoover 1935-3-1 276 San Joaquin 5 mi sw Ripon Comment
  UCR136764  Ranunculus californicus E. E. Stanford 1929-3-30 1021 San Joaquin San Joaquin Valley, Near Stockton 30 Comment
  POM196040  Ranunculus californicus E. E. Stanford 1929-3-30 1021 San Joaquin Near Stockton Comment
  POM146098  Ranunculus canus E. E. Stanford 1927-3-24 119 San Joaquin San Joaquin County: Stockton Comment
  SEINET7042490  Ranunculus muricatus 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
  CDA24349  Ranunculus sceleratus J. Solari 1974-5-1 San Joaquin Along Fine Road between Milton Road & the Southern Pacific Railroad tracks, Peters. 0 Comment
  CDA24356  Ranunculus sceleratus T. C. Fuller, Via Livestock Dis. 1959-4-23 2261 San Joaquin M. L. Kantroak, Austin & French Camp Roads, Manteca. 0 Comment
  RSA431510  Raphanus raphanistrum R. S. Woglum 1941-4-27 2989 San Joaquin San Joaquin Valley: Lodi. Comment
  UCD115155  Raphanus raphanistrum G. F. Hrusa; S. A. Wagner 1992-3-22 9065 San Joaquin Caswell Memorial State Park. Comment
  UC10778  Raphanus sativus J. A. Sanford 1890-1 95 San Joaquin French Camp Comment
  UC764964  Ribes aureum Robert F. Hoover 1935-3-1 245 San Joaquin 5 mi sw Ripon Comment
  UCD102111  Ribes aureum G. F. Hrusa; S. A. Wagner 1992-3-22 9063 San Joaquin Caswell Memorial State Park. Comment
  CDA25559  Ribes malvaceum T. C. Fuller 1971-4-22 19847 San Joaquin Red Dam, head of Hospital Creek, southwestern San Joaquin County. 0 Comment
  CDA25545  Ribes menziesii var. leptosmum T. C. Fuller 1971-4-22 19843 San Joaquin North slope of Mt. Bordman. 0 Comment
  CDA25563  Ribes quercetorum T. C. Fuller 1962-4-24 8217 San Joaquin South of Corral Hollow Creek, ca. 8 miles southwest of Tracy. 0 Comment
  RSA0024562  Ribes quercetorum Carl B. Wolf 1937-3-31 8405 San Joaquin W side of San Joaquin Valley, Hospital Canyon. 137 Comment
  UC10722  Rorippa curvisiliqua J. Burtt Davy 1893-11-13 San Joaquin Stockton Comment
  CAS-BOT-BC74433  Rorippa curvisiliqua Roxana S. Ferris 1953-5-15 12639 San Joaquin On road between Everett School and intersection with Bellota-Farmington road, ca. 1 mile west of intersection. Comment
  POM196261  Rorippa curvisiliqua E. E. Stanford 1928-5-16 1013 San Joaquin Stockton, Calaveras River bottom Comment
  UC117552  Rorippa curvisiliqua var. occidentalis Michener and Bioletti Apr 1892 San Joaquin Tracy 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
  CDA25136  Rorippa palustris var. occidentalis Croce 1962-3-16 San Joaquin Woodbridge Irrigation district. 0 Comment
  CAS-BOT-BC147610  Rosa californica John Thomas Howell 1930-9-28 5510 San Joaquin Near Holt on the Borden Highway Comment
  CAS-BOT-BC147611  Rosa californica Ira L. Wiggins 1964-5-26 19018 San Joaquin San Joaquin River, between Tracy & Manteca Comment
  UC12854  Rosa californica Ivar Tidestrom 1893-11-13 San Joaquin between Stockton and Tracy (roadsides near river); San Joaquin R. Comment
  UC12855  Rosa californica Ivar Tidestrom 1893-11-13 San Joaquin between Stockton and Tracy (roadsides near river); San Joaquin R. Comment
  UC173118  Rosa californica Katharine Brandegee 1914-9-27 San Joaquin San Joaquin River Bridge Comment
  UCD113417  Rosa californica G. F. Hrusa; S. A. Wagner 1992-4-22 9245 San Joaquin Caswell Memorial State Park. Comment
  SEINET3409704 Image available Roubieva multifida P. O. Schallert 1944-12-10 s.n. San Joaquin Stockton, Delta Area, Stockton, San Joaquin County, California. Comment
  UC467862  Rubus ursinus W. P. Taylor 1912-3-29 San Joaquin Tracy Lake Comment
  UCD89029  Rubus ursinus Lindsay Clark 2008-5-8 CSP 22 San Joaquin In Caswell Memorial State Park, at the end of Austin Rd, picnic area on the left 0.3 miles after ranger station, about 20 yards northwest of bathroom. 31 Comment
  CAS-BOT-BC422290  Rumex californicus E. E. Stanford 1927-5-26 436 San Joaquin Stockton Comment
  CAS-BOT-BC421723  Rumex conglomeratus John Thomas Howell 1930-9-28 5521 San Joaquin Holt Comment
  SEINET6077276  Rumex conglomeratus E. E. Stanford 1930-5-31 1548 San Joaquin North of Stockton. Comment
  UC60911  Rumex crispus N. K. Berg 1903-11-28 San Joaquin Rough and Ready Comment
  UCD101144  Rumex crispus G. F. Hrusa; S. A. Wagner 1992-4-22 9287 San Joaquin Caswell Memorial State Park. Upper reaches of the beach at the easternmost end of the park. Comment
  UC6965  Rumex dentatus J. Burtt Davy 1893-9-13 1195 San Joaquin Stockton Comment
  CAS-BOT-BC433765  Rumex pulcher Volney Rattan 1880-6-1 s.n. San Joaquin Live Oaks Comment
  UC115501  Sagittaria T. S. Brandegee 1901-9-9 San Joaquin San Joaquin Bridge Comment
  CAS-BOT-BC445717  Sagittaria latifolia Brian Atwater 1978-8-24 BA- 105 San Joaquin Between Rindge [Ridge] Tract and Wright Tract Comment
  UC935760  Sagittaria latifolia Malcolm A. Nobs 1948-9-25 693 San Joaquin 1/4 mi w Stockton Comment
  UC142177  Sagittaria longiloba Katharine Brandegee Sept. 1907 San Joaquin San Joaquin River near Lathrop; San Joaquin River Comment
  CAS-BOT-BC445815  Sagittaria montevidensis Ira L. Wiggins 1934-7-28 6943 San Joaquin 3.2 miles east of Escalon Comment
  UC580082  Sagittaria montevidensis subsp. calycina Ira L. Wiggins 1934-7-28 6943 San Joaquin 3.2 mi e Escalon Comment
  UC935735  Sagittaria montevidensis subsp. calycina Herbert L. Mason and Verne Grant 1946-9-12 13126 San Joaquin Roberts Island; Borden Highway near Dagget Road Comment
  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
  UC551  Sagittaria sanfordii J. A. Sanford 1890-1 39 San Joaquin San Joaquin Co. Comment
  SEINET11763479  Sagittaria sanfordii R. S. Ferris 1940-1 9842 San Joaquin about 3 mi W of Lockford on Stockton-Lockford road Comment
  CAS-BOT-BC126263  Salix X sepulcralis E. E. Stanford 1927-3-11 101 San Joaquin Point Lewis, Stockton Comment
  POM196032  Salix alba E. E. Stanford 1929-3-26 1019 San Joaquin San Joaquin River. Comment
  CAS-BOT-BC129663  Salix bonplandiana Peter H. Raven; R. Ornduff; et al 1957-3-30 10556 San Joaquin Corral Hollow Comment
  CAS-BOT-BC129664  Salix bonplandiana Peter H. Raven; R. Alava; R. Ornduff; S. Woodcox 1957-3-30 10555 San Joaquin Corral Hollow Comment
  POM146138  Salix exigua E. E. Stanford 1927-4-20 166 San Joaquin Near Stockton. Along Calaveras River. Comment
  RSA181506  Salix exigua I. L. Wiggins 1964-5-26 19019 San Joaquin Slough 1 mile W of main channel of San Joaquin River. Between Tracy and Manteca. Comment
  RSA18395  Salix exigua Carl B. Wolf 1927-6-23 511 San Joaquin 1 mile W of Rippon. Comment
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Sep 17 2012
  UCSC000172  Salix exigua R. D. Roseberry 1935-5-13 166 San Joaquin Mokelumne River at county line - Jackson 61 Comment
  UC1134881  Salix exigua var. hindsiana R. W. Lundh Jun 1932 114 San Joaquin 4 mi s.e. Tracy (San Joaquin R.); Carbona Quadrangle 15 Comment
  UCD143430  Salix exigua var. hindsiana Oren Pollak 1987-4-18 s.n. San Joaquin Caswell State Park. 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-BC107860  Salix gooddingii E. E. Stanford 1930-4-12 1275 San Joaquin Near Manteca Comment
  CAS-BOT-BC107861  Salix gooddingii E. E. Stanford 1928-5-12 1016 San Joaquin Sacramento Road, near Sacramento County Line Comment
  UC1134876  Salix gooddingii R. D. Roseberry 1935-5-14 177 San Joaquin 3 mi s.w Bald Mt.; Jackson Quadrangle Comment
  UC437353  Salix gooddingii J. A. Sanford San Joaquin Stockton Comment
  UCD110959  Salix gooddingii G. F. Hrusa; S. A. Wagner 1992-4-22 9271 San Joaquin Caswell Memorial State Park. Comment
  CAS-BOT-BC108239  Salix hindsiana E. E. Stanford 1928-4-30 943 San Joaquin Stockton, in sand in Calaveras River bottom Comment
  CAS-BOT-BC108240  Salix hindsiana E. E. Stanford 1927-4-20 166 San Joaquin Near Stockton, along Calaveras River Comment
  CAS-BOT-BC108241  Salix hindsiana J. Bridgeman 1894-6-9 s.n. San Joaquin Near Dunham Ferry Comment
  CAS-BOT-BC108242  Salix hindsiana Ira L. Wiggins 1964-5-26 19019 San Joaquin Slough 1 mi. W. of main channel of San Joaquin River, between Tracy & Manteca 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
  POM213969  Salix laevigata H. F. Copeland 1935-4-28 s.n. San Joaquin S fork of Mokelumne River. Comment
  UCR63938  Salix laevigata L. F. LaPre 1990-6-4 s.n. San Joaquin Borden Ranch, south side of Dry Creek 70 Comment
  CAS-BOT-BC125359  Salix lasiandra var. lasiandra E. E. Stanford 1929-3-26 1020 San Joaquin Stockton, Levee, San Joaquin River Comment
  POM146136  Salix lasiolepis E. E. Stanford 1927-2-28 94 San Joaquin Stockton. Calaveras River. Comment
  POM281349  Salix lasiolepis Lyman D. Benson 1931-2-21 2594 San Joaquin Walnut Grove. N fork Mokelumne River. Near sea level. 0 Comment
  UC437313  Salix lasiolepis W. P. Taylor 1912-3-29 San Joaquin 6 mi se Galt; Tracy Lake 9 Comment
  UCD111625  Salix lasiolepis G. F. Hrusa; S. A. Wagner 1992-3-22 9063 San Joaquin Caswell Memorial State Park. Stanislaus River. Comment
  UCR232200  Salix lasiolepis George K. Helmkamp, E. A. Helmkamp 2011-3-12 17072 San Joaquin Upper San Joaquin Valley, between Lodi and Galt, Forest Lake Road just west of CA-99 27 Comment
  CAS-BOT-BC129050  Salix sitchensis Brian Atwater 1978-8-31 BA- 129 San Joaquin Pristine tidal swamp and marsh inside a meander of Old River and vicinity, between Quinby Island and Franks Tract Comment
  CDA5802  Salpichroa origanifolia T. C. Fuller, M. Switzenberg 1959-8-2 2595 San Joaquin Escalon Road, north of Farmington. 0 Comment
  CDA17063  Salsola australis G. F. Hrusa, P. Akers 2003-10-1 16134 San Joaquin San Joaquin Valley; Hwy 33 app. 1/2 mi. S of I-5 Vernalis exit. 22 Comment
  CDA20229  Salsola australis M. Pitcairn 2003-10-23 s.n. San Joaquin San Joaquin Valley; N of Tracy, E of Bethany on levee rd. 3 Comment
  CDA20576  Salsola australis P. Akers 2005-8-18 s.n. San Joaquin Sacramento Valley; Whiskey Slough, Holt. 0 Comment
  CDA9299  Salsola australis G. F. Hrusa, R. Rhode 2013-11-8 18527 San Joaquin San Joaquin Valley; 1/2 mi. NW of Holt townsite on Hwy 4, along Lower Jones Rd. -2 Comment
  CDA20808  Salsola tragus P. Akers 2005-11-14 s.n. San Joaquin Central California; Davis Rd. +/- 200 ft. S of 8 Mile Rd., E of Interstate 5 +/- 1.5 mi. at bridge just S of 8 Mile Rd. 0 Comment
  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
  CHSC101509  Salsola tragus P. Akers 2005-11-14 San Joaquin Davis Rd. +/- 200 feet south of 8 Mile Rd., E of Interstate 5 +/- 1.5 mi. Roadside colony at bridge just S of 8 Mile Rd. Comment
  RSA17958  Salsola tragus C. B. Wolf 1927-6-24 s.n. San Joaquin 3 miles west of Manteca Comment
  RSA739935  Salsola tragus G. Fred Hrusa 2005-11-14 16840 San Joaquin Davis Rd. +/- 200 ft. S 0f 8 Mile Rd., E of Interstate 5 +/- 1.5 mi. Bridge just S of 8 Mile Rd. 8 Comment
  UCD143815  Salsola tragus P. Akers 2005-11-14 s.n. San Joaquin Davis Road +/- 200 feet south of 8 Mile Rd., East of Interstate 5 +/- 1.5 miles. Comment
  CAS-BOT-BC180693  Salsola tragus Alice Eastwood 1927-5-19 14447 San Joaquin Byron Springs Comment
  CAS-BOT-BC180694  Salsola tragus Alice Eastwood 1930-5-10 17968 San Joaquin Los Banos Bird Reserve Comment
  JEPS62547  Salvia carduacea W. L. Jepson 1922-4-2 9578 San Joaquin Corral Hollow; Mt. Hamilton Range 182 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
  UC416727  Salvia carduacea Benj. Cobb 10 San Joaquin Tracy Comment
  UC614854  Salvia carduacea Beryl O. Schreiber 1932-3-27 143 San Joaquin near Midway Comment
  UC762495  Salvia carduacea R. F. Hoover 1938-4-9 3052 San Joaquin lower end Corral Hollow Comment
  CAS-BOT-BC474712  Salvia hispanica Franz R. Kegel 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
  UCD137643  Sambucus nigra subsp. caerulea G. F. Hrusa; S. A. Wagner 1992-4-24 9291 San Joaquin Caswell Memorial State Park. Comment
  CAS-BOT-BC223226  Sanicula bipinnatifida Volney Rattan 1885-3-1 s.n. San Joaquin Live Oaks Comment
  UC765486  Sanicula bipinnatifida R. F. Hoover 1935-3-16 349 San Joaquin Farmington Comment
  UCD127975  Sanicula crassicaulis Fleming 1929-4-18 s.n. San Joaquin Woodbridge. 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
  UC683296  Schoenoplectus acutus Alan A. Beetle 1940-4-21 2616 San Joaquin 3.8 mi across Victoria Island (10 mi w of Stockton); w of Stockton, Victoria Island Comment
  CAS-BOT-BC111384  Schoenoplectus acutus var. occidentalis LeRoy Abrams 1920-9-30 7783 San Joaquin Near Banta Comment
  CHSC68455  Schoenoplectus acutus var. occidentalis L. P. Janeway 1987-7-10 2483 San Joaquin Near southwest corner of Hwy 12 and Guard Road, 1.5 mi west of Hwy I-5 and about 6 mi north of Stockton. 1 Comment
  POM313088  Schoenoplectus acutus var. occidentalis H. L. Mason, Verne Grant 1946-8-21 13070 San Joaquin Middle River bridge, Victoria Island. Comment
  CAS-BOT-BC111449  Schoenoplectus californicus Brian Atwater 1978-9-16 BA- 143 San Joaquin Pristine tidal marsh and swamp inside a meander of Middle River. Comment
  RSA366088  Schoenoplectus fluviatilis Clarence R. Quick 1929-5-4 s.n. San Joaquin Calaveras River bottom, Stockton. Comment
  SEINET3913208  Scirpus acutus D. W. McNeal 1982-7-7 2658 San Joaquin In standing water along a slough n. of Eight Mile Rd. 0.6 mi. w. of Interstate #5 n. of Stockton.; 0 Comment
  UC766068  Scirpus acutus var. occidentalis Robert F. Hoover 1935-1-10 54 San Joaquin near Ripon; near Ripon Comment
  CAS-BOT-BC110878  Scirpus microcarpus Brian Atwater 1978-8-16 BA- 33 San Joaquin Old River between Quinby Island and Franks Tract Comment
  CAS-BOT-BC243512  Scribneria bolanderi E. E. Stanford 1930-4-12 1282 San Joaquin Mariposa Road 16 miles SE of Stockton Comment
  SEINET10602608  Scribneria bolanderi E. E. Stanford 1930-12-4 Stanford 1282 San Joaquin Mariposa Rd. 16 mi. S.E. of Stockton. Roadsides; out of range according to Jepson. Comment
  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
  RSA285917  Secale cereale T. C. Fuller 1969-5-20 18477 San Joaquin South side of Lathrop Rd., 0.1 mi west of Union Rd., 2 mi east of Lathrop Comment
  SFV8764  Sedella pumila D. E. Schmidt 1960-4-9 31 San Joaquin Field on south side of road outside of Linden, 5 miles east of State Highway 8. Comment
  UCD101988  Sedella pumila D. E. Schmidt 1960-4-9 31 San Joaquin outside of Linden, 5 miles east of State Highway 8. Comment
  CDA8591  Senecio breweri T. C. Fuller 1962-4-24 8220 San Joaquin South of Corral Hollow Creek, ca. 8 miles southwest of Tracy. 0 Comment
  POM5312  Senecio flaccidus var. douglasii J. A. Sanford 249 San Joaquin Knight's Ferry Comment
  UCR253796  Senecio vulgaris George K. Helmkamp, Elizabeth Helmkamp 2012-10-26 20066 San Joaquin San Joaquin Valley, along Hwy J-6 (Escalon-Bellota Road), 1.2 miles south of its junction with CA-26 46 Comment
  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
  CDA34401  Sesbania punicea E. Finley 1989-6-14 PDR 784224 San Joaquin Stockton Deep Water channel. 0 Comment
  CAS-BOT-BC438174  Sesuvium verrucosum S. B. Parish; W. F. Parish 1881-11-1 s.n. San Joaquin Lathrop, San Joaquin Valley Comment
  JEPS42888  Sesuvium verrucosum W. L. Jepson 1896-6-27 San Joaquin below Banta and Lathrop Comment
  UC127983  Sesuvium verrucosum Harriet A. Walker 1907-9-8 887 San Joaquin Lathrop 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
  JEPS68543  Setaria pumila W. L. Jepson 1923-10-22 10276 San Joaquin Lower San Joaquin, Union Isl. Comment
  UC1100460  Setaria pumila Herbert L. Mason 1946-9-12 13127 San Joaquin slough s. of main ditch, Borden Hwy., near Dagget Rd., Roberts Isl. Roberts Isl. Comment
  UCR232687  Setaria pumila George K. Helmkamp, E. A. Helmkamp 2011-10-15 18433 San Joaquin San Joaquin Valley, along CA-26, 0.6 mile northeast of Escalon-Bellota Rd. 40 Comment
  UCR253541  Setaria sphacelata George K. Helmkamp, Elizabeth Helmkamp 2012-10-26 20084 San Joaquin San Joaquin Valley, Littlejohns Creek, along unnamed dirt road 0.3 mi. south of CA-4 at a point 0.5 miles east of Farmington 32 Comment
  CAS-BOT-BC240205  Setaria viridis Beecher Crampton 1956-7-31 3764 San Joaquin Along State Hwy. 12 about 5 miles southwest of Lodi 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
  UCR132389  Setaria viridis Beecher Crampton 1956-7-31 3764 San Joaquin Central Valley, 5 miles southwest of Lodi 6 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
  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
  UC990720  Sidalcea hirsuta Roxana S. Ferris 1953-5-15 12640 San Joaquin on road btw Everett School and intersection with Bellota-Farminton Road (ca 1 mi w of intersection); btw Everett School and intersection w/Bellota-Farmington Rd. 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
  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-BC74916  Sinapis arvensis J. F. Rock 1917-6-1 s.n. San Joaquin Near Stockton. Comment
  CDA19472  Sisymbrium officinale M. I. Wibawa, G. F. Hrusa, J. Naughton 2002-5-15 205 San Joaquin Sacramento Valley; Coyote Creek tributary riparian zone, on Dustin Rd., ~0.1 mi N of Liberty Rd., near Acampo. 7 Comment
  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
  UC765518  Sium suave Robert F. Hoover 1935-9-7 720 San Joaquin Union Island Comment
  CHSC53739  Solanum americanum L. P. Janeway; Frances Biles, Frank Wernette 1988-6-2 2725 San Joaquin Narrow island in Middle River ca 1/2 mi E of the Tracy Road bridge; ca 10 mi SW of Stocton. 1 Comment
  UC204935  Solanum americanum Dr. Edward Palmer Aug 22 1892-Aug 23 1892 2689 San Joaquin near Tracy Comment
  POM62560  Solanum americanum J. A. Sanford 1890-1 231 San Joaquin Roberts Island. Comment
  RSA18393  Solanum douglasii Carl B. Wolf 1927-6-23 514 San Joaquin 1 mile east of Rippon [Ripon], Stanislaus River Bottom. Comment
Read comments
Sep 17 2012
  CDA15305  Solanum elaeagnifolium R. Kerr 1998-11-1 s.n. San Joaquin Central Valley; Bear Creek near Clements. 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
  POM146109  Solanum physalifolium var. nitidibaccatum E. E. Stanford 1926-10-5 12 San Joaquin Stockton. On campus. Comment
  CAS-BOT-BC156839  Solanum umbelliferum E. E. Stanford 1930-4-5 1220 San Joaquin Hospital Canyon Comment
  UC884946  Solanum umbelliferum Alice Eastwood, John Thomas Howell 1938-4-18 5074 A San Joaquin Hospital Canyon Comment
  CDA8728  Solidago canadensis subsp. elongata J. B. Gianelli 1977-9-15 San Joaquin F. W. Reid property, 15789 Escalon-Bellota Road, north of Escalon. 0 Comment
  UC88120  Solidago velutina subsp. californica T. S. Brandegee 1901-9-9 San Joaquin San Joaquin Bridge Comment
  UCD136084  Solidago velutina subsp. californica E. M. Johnston 1915-1 63 -J San Joaquin San Joaquin River. 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
  UCR233207  Sonchus oleraceus George K. Helmkamp, E. A. Helmkamp 2010-4-7 15834 San Joaquin Northeast San Joaquin Valley, Collier Road, 0.1 mile west of its junction with CA-88, 1.83 mi. NE (27 deg. ) of Clements 47 Comment
  UCD134049  Sonchus oleraceus G. F. Hrusa; S. A. Wagner 1992-4-22 9273 San Joaquin Caswell Memorial State Park. Comment
  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
  UC1714638  Sparganium erectum subsp. stoloniferum Katharine Brandegee 1907-9-1 San Joaquin near Lathrop; San Joaquin River Comment
  CDA18780  Spergula arvensis Skip Sadler 2000-2-2 PDR 005222 San Joaquin NE corner of Peach and Oleander, Manteca. 0 Comment
  CAS-BOT-BC390247  Spergularia macrotheca var. leucantha E. E. Stanford 1927-4-12 150 San Joaquin Near Stockton Comment
  CAS-BOT-BC390248  Spergularia macrotheca var. leucantha E. E. Stanford 1928-4-5 838 San Joaquin Stockton Comment
  UC465942  Spergularia macrotheca var. leucantha Katharine Brandegee 1907-5-7 San Joaquin Lathrop Comment
  RSA0098415  Spergularia macrotheca var. leucantha C. R. Quick 1929-4-13 s.n. San Joaquin Stockton; in fields near campus. Comment
  RSA0097697  Spergularia marina J. T. Howell 1932-9-2 10792 San Joaquin Holt. Comment
  RSA0097696  Spergularia salina Flossie Draper 1928-4-26 157 San Joaquin Campus, Stockton. Comment
  RSA135331  Spiranthes porrifolia Volney Rattan 1885-6-5 s.n. San Joaquin Mokelumne Ditch, Rattans Ranch. Comment
  SEINET239015 Image available Sporobolus cryptandrus Beecher Crampton 1965-10-26 7553 San Joaquin 1.5 miles north of Lodi on Hwy 99 Comment
  UCD93113  Sporobolus cryptandrus Beecher Crampton 1965-10-26 7553 San Joaquin 1.5 miles N of Lodi on US Hwy. 99. 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
  UCD93153  Sporobolus indicus T. C. Fuller 1970-12-15 19807 San Joaquin 4 miles NW of Escalon, 0.1 mile W of Dodds Road, S side of Mariposa Road. Comment
  UCR168508  Stachys ajugoides E. E. Stanford 1930-5-31 1538 San Joaquin San Joaquin Valley, Durham Ferry Rd. [San Joaquin River, 2.6 mi. downstream from Stanislaus River, 3.2 miles NE of Vernalis] 11 Comment
  RSA446591  Stachys ajugoides E. E. Stanford 1930-5-5 1538 San Joaquin Durham Ferry Road. Comment
  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
  UC157921  Stachys albens J. A. Sanford 229 San Joaquin Robert's Island Comment
  UC761970  Stachys albens R. F. Hoover 1935-8-3 703 San Joaquin 5 mi sw Ripon; Stanislaus River Comment
  CDA41027  Stachys albens T. C. Fuller 1962-6-4 8835 San Joaquin In low areas, south of W.P.R.R. tracks, between Paradise Cut and Old River, ca. 5 miles NE of Tracy. 0 Comment
  SEINET13948000 Image available Stachys albens George Neville Jones 1967-1 46097 San Joaquin along irrigation ditch near Manteca Comment
  SEINET3558079 Image available Stachys albens Lewis S. Rose, John T. Howell 1933-7-19 33302 San Joaquin 2 miles northwest San Joaquin River bridge, 3 miles from Lathrop. Comment
  CAS-BOT-BC374793  Stebbinsoseris heterocarpa Alice Eastwood; John Thomas Howell 1935-4-7 2091 San Joaquin East end of Corral Hollow 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
  UC8665  Stellaria media Jos. Burtt Davy 1901-3-5 San Joaquin Lathrop Comment
  UCD96908  Stellaria media Ellen Dean; Clare Loughran, Mary Shea, Wilde Legard, 2011-4-22 6948 San Joaquin Contra Costa Water District land (recently purchased), Carnegie Canyon Area at 32322 Corral Hollow Road west of CA-580 just north of junction with Interstate 5. Canyon with Amsinckia grandiflora population. Upper end of population. Comment
  UCR207840  Stellaria media George K. Helmkamp, E. A. Helmkamp 2009-3-26 14452 San Joaquin San Joaquin Valley, junction of Collier Road and CA-88, about 0.2 mile north of the Mokelumne River 43 Comment
  CAS-BOT-BC393868  Stellaria media Roxana S. Ferris 1938-4-15 9399 San Joaquin Near gravel pit at the mouth of Corral Hollow. Comment
  UCD99421  Stellaria media G. F. Hrusa; S. A. Wagner 1992-3-21 9074 San Joaquin Caswell Memorial State Park; with the campground and picnic areas. Comment
  UCD162349  Stellaria neglecta Chuck Hughes 2015-1-28 415 San Joaquin Vacant lot fronting Boeing Way. 8 Comment
  UCD99470  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
  UC35825  Stephanomeria virgata subsp. pleurocarpa F. T. Bioletti 1891-8-30 San Joaquin Lathrop Comment
  CDA24599  Stylomecon heterophylla T. C. Fuller 1962-4-24 8226 San Joaquin South of Corral Hollow Creek, ca. 8 miles southwest of Tracy. 0 Comment
  POM149332  Stylomecon heterophylla C. F. Baker 1903-4-23 2820 San Joaquin Bethany, San Joaquin County Comment
  UC50116  Stylomecon heterophylla Benj. Cobb San Joaquin Tracy Comment
  UCR208964  Stylomecon heterophylla C. F. Baker 1903-4-27 2819 San Joaquin Bethany Comment
  POM179674  Suaeda moquinii J. T. Howell 1930-10-11 5556 San Joaquin 5 miles south of Stockton Comment
  RSA438634  Suaeda moquinii E. E. Stanford 1930-5-28 1525 San Joaquin Lincoln Highway near French Camp Comment
  UCD134107  Symphyotrichum chilense G. F. Hrusa 1992-8-26 9558 San Joaquin Caswell Memorial State Park. Comment
  SJSU11815  Symphyotrichum lanceolatum var. hesperium E. D. Show 1971-11-20 169 San Joaquin bank of irrigation ditch 2 mi N of Escalon 36 Comment
Read comments
Aug 21 2007
  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
  JEPS31955  Symphyotrichum subulatum J. A. Sanford 1928-3-1 San Joaquin Stockton Comment
  JEPS33271  Symphyotrichum subulatum Rimo Bacigalupi, and L. Constance 1962-8-13 8709 San Joaquin just n, just w of crossing of Gates Road Mage Blvd. 12 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
  UC469018  Symphyotrichum subulatum Jos. Burtt Davy 1893-11-13 1204 San Joaquin Stockton Comment
  CAS-BOT-BC98288  Symphyotrichum subulatum var. parviflorum David D. Keck 1931-10-18 1320 San Joaquin Escalon, in abandoned rice field. 38 Comment
  CAS-BOT-BC98290  Symphyotrichum subulatum var. parviflorum David D. Keck 1931-10-18 1320 San Joaquin Escalon, in abandoned rice field. 38 Comment
  UCD14898  Tamarix aphylla Dennis Renault 1996-6-1 s.n. San Joaquin California, San Joaquin Co.; 10-12 mi south of Stockton, almost to Manteca, off of Route 99, west on French Camp Road about 200 ft. from intersection, in an old cemetery; Comment
  SJSU1018  Tamarix parviflora M. Esch 1950-5-1 San Joaquin c. 16 mi W of Stockton on Hwy 4 Comment
  JEPS31823  Tetrapteron graciliflorum W. L. Jepson 1922-4-2 9576 San Joaquin Corral Hollow Comment
  CAS-BOT-BC66605  Thysanocarpus curvipes Volney Rattan Mar 15 s.n. San Joaquin Live Oaks. Comment
  CAS-BOT-BC66606  Thysanocarpus curvipes Volney Rattan 1882-5-1 s.n. San Joaquin Live Oaks. Comment
  CAS-BOT-BC66609  Thysanocarpus curvipes Volney Rattan 1883-3-1 s.n. San Joaquin Live Oaks. Comment
  CAS-BOT-BC66611  Thysanocarpus curvipes Volney Rattan 1883-3-1 s.n. San Joaquin Live Oaks. Comment
  CAS-BOT-BC66612  Thysanocarpus curvipes Volney Rattan 1885-3-20 s.n. San Joaquin Live Oaks. Comment
  CDA25269  Thysanocarpus curvipes T. C. Fuller 1962-4-24 8229 San Joaquin South of Corral Hollow Creek, ca. 8 miles southwest of Tracy. 0 Comment
  JEPS23934  Thysanocarpus curvipes unknown Mar 1883 San Joaquin Live Oaks Comment
  JEPS54192  Thysanocarpus curvipes F. W. Gunnison May, 1896 San Joaquin Linden Comment
  UC14312  Thysanocarpus curvipes J. A. Sanford 1890-1 195 San Joaquin Stockton Comment
  UC765047  Thysanocarpus curvipes R. F. Hoover 1938-2-27 2801 San Joaquin Castle Rock , Corral Hollow (Corral Hollow) Comment
  RSA135601  Thysanocarpus curvipes var. curvipes Volney Rattan 1883-03 s.n. San Joaquin Live Oaks. Comment
  UC20903  Torilis nodosa J. A. Sanford 1890-1 92 San Joaquin French Camp Comment
  UC662466  Trachelium caeruleum Ruth Hoerl July, 1941 San Joaquin 1128 South Stanislaus Street, Stockton. Comment
  CDA25234  Tribulus terrestris G. K. Helmkamp, E. A. Helmkamp 2007-10-13 13094 San Joaquin Northern San Joaquin Valley; Along Highway CA-88, 1.0 mile southwest of Clements at Disch Road. Comment
  CDA4743  Tribulus terrestris W. S. Ball 1931-7-15 San Joaquin San Joaquin Valley 0 Comment
  SEINET3479092  Tribulus terrestris W. S. Ball 1931-7-15 San Joaquin San Joaquin Valley, San Joaquin Valley Comment
  CAS-BOT-BC33710  Trichocoronis wrightii C. H. Michener; Frederick Theodore Bioletti 1892-9-9 s.n. San Joaquin San Joaquin Bridge Comment
  UC173116  Trichocoronis wrightii var. wrightii Katharine Brandegee 1914-9-28 San Joaquin San Joaquin Bridge Comment
  UC84169  Trichocoronis wrightii var. wrightii Katharine Brandegee 1892-9-9 San Joaquin near Lathrop (County Bridge across the San Joaquin River (type locality of Biolettia riparia)) Comment
  POM51465  Trichocoronis wrightii var. wrightii Katherine Brandegee 1914-9-27 s.n. San Joaquin San Joaquin Bridge Comment
Read comments
Apr 5 2007
  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
  SBBG16092  Trichostema lanceolatum M. A. Piehl 1959-8-2 59496 San Joaquin St Hwy 88 ca. 1.5 mi from Amador Co line Comment
  SD124860  Trichostema lanceolatum A. C. Sanders 1986-9-12 6920 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
  UCR45223  Trichostema lanceolatum A. C. Sanders 1986-9-12 6920 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
  UCSB19802  Trichostema lanceolatum Piehl, Martin 1959-8-2 San Joaquin along Calif 88; ca. 1.5 mi from Amador Co. line Comment
  UC764660  Trifolium albopurpureum var. dichotomum R. F. Hoover 1938-4-10 3066 San Joaquin Lower Hospital Canyon Comment
  UCD108272  Trifolium ciliolatum G. F. Hrusa; S. A. Wagner 1992-4-22 9314 San Joaquin Caswell Memorial State Park. Comment
  UCD108290  Trifolium ciliolatum J. E. Reid Date Unknown s.n. San Joaquin Stockton. Comment
  RSA135340  Trifolium cyathiferum Volney Rattan 1878-6-18 s.n. San Joaquin Mokelume River. Comment
  RSA91548  Trifolium depauperatum J. T. Howell 1938-4-3 13729 San Joaquin Corral Hollow. Comment
  POM349631  Trifolium depauperatum var. depauperatum L. S. Rose 1938-4-3 38119 San Joaquin Corral Hollow. 122 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
  POM146122  Trifolium depauperatum var. truncatum E. E. Stanford 1927-3-24 120 San Joaquin Stockton. Comment
  POM21660  Trifolium dichotomum C. F. Baker 1903-4-26 2870 San Joaquin Tracy Comment
  CDA4280  Trifolium fragiferum R. J. Brewer 1968-6-27 San Joaquin R. J. Brewer property, 2613 Bonniebrook Drive, Stockton. 0 Comment
  UCD108953  Trifolium fragiferum W. A. Williams Date Unknown s.n. San Joaquin 4 miles S of Thornton. Comment
  UC16533  Trifolium fucatum J. A. Sanford 1890-1 71 San Joaquin Stockton Comment
  POM146123  Trifolium fucatum var. fucatum E. E. Stanford 1927-3-23 117 San Joaquin Stockton. Comment
  POM18698  Trifolium gracilentum C. F. Baker 1903-04 5057 San Joaquin Tracy Comment
  SEINET3522793 Image available Trifolium gracilentum Lewis S. Rose 1938-4-26 38207 San Joaquin Open hills, Corral Hollow, San Joaquin County, California. 152 Comment
  SBBG15394  Trifolium hirtum E. R. Chandler 1963-5-6 1075 San Joaquin outside community of Bellota Comment
  UCR128228  Trifolium hirtum Pam Wright, Louis LaPierre 2003-5-9 s.n. San Joaquin Sacramento Valley, 1 mile south of Collegeville, southeast of Stockton and east of French Camp, off Littlejohn Creek immediately west of Jack Tone Road and south of BNSF railroad line, 55 acre Mariposa mitigation site (created in 2000) 17 Comment
  POM349089  Trifolium hydrophilum E. E. Stanford 1928-3-5 839 San Joaquin Fields near Stockton. Comment
  UCD111415  Trifolium microcephalum G. F. Hrusa; S. A. Wagner 1992-4-22 9312 San Joaquin Caswell Memorial State Park. Comment
  UCD109357  Trifolium repens Morris Halperin 1930-7-15 s.n. San Joaquin County Hospital, French Camp. Comment
  HSC12250  Trifolium variegatum Gary J. Stebbins 1970-3-28 55 San Joaquin Along S.R. 88, 1.5 mi. SW of the Amador Co. line Comment
  UC1377677  Trifolium variegatum var. melananthum W. J. Dress 1951-3-31 3093 San Joaquin ca 2 mi s Peters (along roadside) Comment
  JEPS4177  Trifolium willdenovii W. L. Jepson 1929-4-28 15197 San Joaquin Clements Comment
  RSA18943  Trifolium willdenovii Roxana S. Ferris 1938-4-15 9392 San Joaquin Western end of Lynn Road between Carbona and mouth of Corral Hollow. 61 Comment
  UC137703  Trifolium willdenovii C. F. B. 1903-4-24 2773 San Joaquin Tracy Comment
  UC80498  Trifolium willdenovii T. S. Brandegee April, 1889 San Joaquin Tracy 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
  RSA21269  Trifolium willdenovii Carl B. Wolf 1937-3-31 8383 San Joaquin San Joaquin Valley, 2.5 mi. north of Vernalis on Tracy Road. 30 Comment
  SJSU8002  Trifolium willdenovii H. T. Shishido 1961-4-8 San Joaquin near S side Mokeumne R c. 0.5 mi E of Clements Comment
  UC16724  Trifolium willdenovii Tracy 1891-1 San Joaquin Benj. Cobb. Comment
  SEINET10458950  Triodanis biflora Sanford SANFORD 1890 -91 San Joaquin STOCKTON 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
  UCR207832  Triphysaria eriantha subsp. eriantha George K. Helmkamp, E. A. Helmkamp 2009-3-26 14462 San Joaquin San Joaquin Valley, junction of Collier Road and CA-88, about 0.2 mile north of the Mokelumne River 43 Comment
  SEINET7850029  Triphysaria versicolor subsp. faucibarbata George K. Helmkamp, E. A. Helmkamp 2009-3-26 14465 San Joaquin San Joaquin Valley; along Tully Road, 0.1 mile north of its junction with Kettleman Lane, 3.8 miles south of CA-88 in Lockeford 24 Comment
  JEPS64213  Triteleia hyacinthina W. L. Jepson 1929-4-28 15203 San Joaquin Clements 60 Comment
  RSA26985  Triteleia hyacinthina C. L. Hitchcock 1940-5-12 6366 San Joaquin 3 miles south of Galt 16 Comment
  SEINET192002 Image available Triteleia hyacinthina C. L. Hitchcock 1940-5-12 6366 San Joaquin 3 miles south of Galt 16 Comment
  UC3280  Triteleia hyacinthina J. A. Sanford 1890-1 361 San Joaquin Waverley Comment
  UC843575  Triteleia hyacinthina C. L. Hitchcock 1940-5-12 6366 San Joaquin 3 mi s Galt 15 Comment
  CAS-BOT-BC522285  Triteleia hyacinthina W. P. Steinbeck 1920-4-1 s.n. San Joaquin Near Stockton Comment
  CAS-BOT-BC522288  Triteleia hyacinthina E. E. Stanford 1927-5-7 s.n. San Joaquin Near Lockeford Comment
  SEINET12049479  Triteleia hyacinthina E. E. Stanford 1928-1 950 San Joaquin near Peters Comment
  UC3315  Triteleia laxa J. A. Sanford 1890-1 396 San Joaquin Waverly Comment
  UC3319  Triteleia laxa Mr. Cobb 1899-4-10 14 San Joaquin Tracy Comment
  CAS-BOT-BC67344  Tropidocarpum capparideum Charles Piper Smith 1922-4-13 3467 San Joaquin Tracy-Southern Pacific-Niles line. Comment
  CAS-BOT-BC67345  Tropidocarpum capparideum Charles Piper Smith 1922-4-13 3469 San Joaquin Tracy-Southern Pacific toward Antioch. Comment
  JEPS54251  Tropidocarpum capparideum Benj. Cobb 1900-4-1 San Joaquin Tracy Comment
  CAS-BOT-BC73833  Tropidocarpum gracile Peter H. Raven; R. Alava; R. Ornduff; et al. 1957-3-30 10563 San Joaquin Corral Hollow. Comment
  JEPS54244  Tropidocarpum gracile W. L. Jepson 1922-4-2 9573 San Joaquin Corral Hollow Mt. Hamilton Range (w San Joaquin Co.) 182 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
  UC614841  Tropidocarpum gracile Beryl O. Schreiber 1932-3-27 150 San Joaquin slope near Midway Comment
  CDA25275  Tropidocarpum gracile E. Baldwin 1929-4-28 San Joaquin East of Clements. 0 Comment
  RSA21455  Tropidocarpum gracile C. B. Wolf 1937-3-31 8389 San Joaquin San Joaquin Valley, 0.5 mi N of Vernalis. 30 Comment
  SEINET3154220  Tropidocarpum gracile J. B. Davy 3097 San Joaquin head of the San Joaquin valley Comment
  CAS-BOT-BC200548  Tuctoria greenei R. F. Hoover 1936-6-11 1302 San Joaquin Farmington Comment
  UC768730  Tuctoria greenei R. F. Hoover 1936-6-11 1302 San Joaquin Farmington Comment
  UC768731  Tuctoria greenei R. F. Hoover 1936-6-8 1288 San Joaquin 2 mi E of Escalon. Comment
  JEPS79582  Typha angustifolia Edward Lee 1934-7-4 969 San Joaquin Holt Comment
  UC1241807  Typha angustifolia Malcolm A. Nobs and S. Galen Smith 1949-7-7 929 San Joaquin near Holt; San Joaquin Valley Comment
  UC1241766  Typha domingensis Malcolm A. Nobs and S. Galen Smith 1949-7-7 928 San Joaquin two mi w Holt; San Joaquin Valley Comment
  JEPS12527  Typha latifolia W. L. Jepson 1923-8-3 10032 San Joaquin Old River; lower San Joaquin County (acc. to Jepson's field book 40: 29 this coll. was made on an e-bound trip after leaving Marsh Creek Rd in Contra Costa Co.) Comment
  UC441315  Typha latifolia Harriet A. Walker 1907-9-8 894 San Joaquin Lathrop Comment
  UC126814  Typha latifolia unknown Oct. 1904 San Joaquin between Dinuba and Traver; San Joaquin Valley Comment
  UCD94959  Typha latifolia Malcolm A. Nobs; S. Galen Smith 1949-7-7 926 San Joaquin Alkaline 'Grasslands' of the San Joaquin Valley. Near Holt. Comment
  UC1005617  Uropappus lindleyi Frank W. Gould 1939-3-18 581 San Joaquin near Castle Rock (Corral Hollow, Mt. Hamilton Range); Mt. Hamilton Range, Corral Hollow 198 Comment
  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-BC404012  Urtica dioica subsp. holosericea Brian Atwater 1978-8-24 BA- 98 San Joaquin Between Rindge Tract and Wright Tract Comment
  CDA34369  Urtica dioica subsp. holosericea E. Finley 1992-4-13 s.n. San Joaquin Near Trapper Slough, on levee base. 0 Comment
  UCR238410  Urtica urens George K. Helmkamp, E. A. Helmkamp 2012-4-7 18725 San Joaquin San Joaquin Valley, along CA-26, 3.2 miles southwest of its junction with N Wimer Road, NE of town of Linden 52 Comment
  UC1111555  Utricularia macrorhiza Herbert L. Mason 1937-6-21 11549 San Joaquin 0.5 mi. s.w. Holt (Trapper Slough, Roberts Isl.); Roberts Isl., Trapper Slough Comment
  UC463079  Utricularia macrorhiza Annetta Carter 1931-7-31 237 San Joaquin Holt Comment
  JEPS77911  Utricularia vulgaris Edward Lee 1934-7-4 965 San Joaquin Holt 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
  JEPS11189  Verbascum thapsus R. F. Hoover 1938-7-30 3704 San Joaquin Clements Comment
  UC139765  Verbena bracteata Katharine Brandegee Sept. 1907 San Joaquin near Lathrop; San Joaquin River Comment
  CHSC79370  Verbena hastata Beecher Crampton 1955-9-7 3149 San Joaquin 2.5 miles northwest of Thorton, Vail Road. Comment
  UC635119  Verbena hastata Herbert L. Mason 1929-9-9 5425 San Joaquin near Holt Comment
  UCD36783  Verbena hastata Beecher Crampton 1955-9-7 3149 San Joaquin 2.5 miles northwest of Thornton, Vail Road. Comment
  UCD125644  Verbena litoralis Ellen Dean; Ann King, Dawn Cunningham 2005-9-27 2714 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
  UCD32788  Verbena litoralis Beecher Crampton 1954-8-14 2260 San Joaquin San Joaquin County, 5 miles south of Thornton on road to Stockton, across Walliam and Frey Dairy, irrigated pasture area. Comment
  UCD54533  Verbena litoralis Ellen Dean; Ann King, Dawn Cunningham 2005-9-27 2714 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
  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
  JEPS16494  Veronica peregrina subsp. xalapensis W. L. Jepson 1937-4-23 18014 San Joaquin 0.5 mi se of Stockton (on Farmington road) Comment
  OBI64492  Veronica peregrina subsp. xalapensis David J. Keil 2005-3-13 30359 San Joaquin Just W of Amador County line along Calif Rte 88, 5.5 m NE of Mokelumne River bridge 82 Comment
  RSA80068  Veronica persica E. E. Stanford 1928-2-20 781 San Joaquin Stockton. Comment
  SEINET3828382  Veronica persica George K. Helmcamp, E. A. Helmkamp 2012-1 18727 San Joaquin San Joaquin Valley: along CA-26, 3.2 miles southwest of its junction with N Wimer Road, NE of town of Linden (Valley Springs SW 7.5') 52 Comment
  UCR143271  Veronica persica E. E. Stanford 1928-2-20 781 San Joaquin Sacramento Valley, Stockton 5 Comment
  UCR232282  Veronica persica George K. Helmkamp, E. A. Helmkamp 2011-3-12 17063 San Joaquin Northern San Joaquin Valley, Collier Road, 0.2 mile east of its junction with Suttenfield Road, 9.4 mi. NE (50 deg. ) of Lodi 40 Comment
  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
  CDA28312  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
  UCD108916  Vicia sativa subsp. nigra G. F. Hrusa; S. A. Wagner 1992-4-22 9306 San Joaquin Caswell Memorial State Park. 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
  RSA397998  Vicia villosa E. E. Stanford 1930-5-10 1471 San Joaquin Near Stanislaus River Comment
  UC1999825  Viola californica Milo S. Baker San Joaquin Probably from Tracy, California Comment
  RSA402916  Viola douglasii Flossie Draper 1928-3-20 112 San Joaquin Near Peters. Comment
  CAS-BOT-BC203010  Vitis californica E. E. Stanford 1930-5-30 1531 San Joaquin Jones Tract, San Joaquin Delta Comment
  UCD142927  Vitis californica H. Olmo 1934-8-2 s.n. San Joaquin Mokelumne River on US 99. Comment
  UCD142930  Vitis californica H. Olmo 1934-8-2 s.n. San Joaquin Mokelumne River on US 99. Comment
  UCD17093  Vitis californica H. Olmo 1934-8-2 s.n. San Joaquin Mokelumne River on US 99. Comment
  UCD17095  Vitis californica H. Olmo 1934-8-2 s.n. San Joaquin Mokelumne River on US 99. Comment
  UCD17096  Vitis californica H. Olmo 1934-8-2 s.n. San Joaquin California. San Joaquin County: Mokelumne River on US 99. Comment
  UCD17100  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
  UCD17110  Vitis californica H. Olmo 1934-7-21 s.n. San Joaquin Border of San Joaquin and Stanislaus County: Stanislaus River on US 99. Comment
  UCD17111  Vitis californica H. Olmo 1934-7-21 s.n. San Joaquin Border of San Joaquin and Stanislaus County: Stanislaus River on US 99. Comment
  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
  UCD17117  Vitis californica H. Olmo 1934-7-21 s.n. San Joaquin California. Border of San Joaquin and Stanislaus County: Stanislaus River on US 99. Comment
  UCD17124  Vitis californica H. Olmo 1934-8-2 s.n. San Joaquin California. San Joaquin County: Mokelumne River at US 99. Comment
  UCD17555  Vitis californica H. Olmo 1934-8-2 s.n. San Joaquin Mokelumne River on US 99. Comment
  UCD17556  Vitis californica H. Olmo 1934-8-2 s.n. San Joaquin Mokelumne River on US 99. Comment
  CAS-BOT-BC198737  Vulpia bromoides Gladys L. Smith 1959-5-2 1061 A San Joaquin Wallace, Hwy. 12 60 Comment
  RSA21268  Vulpia bromoides C. B. Wolf 1937-3-31 8382 San Joaquin San Joaquin Valley, 2.5 mi. north of Vernalis on Tracy Road. 30 Comment
  UCD93539  Vulpia bromoides G. F. Hrusa; S. A. Wagner 1992-3-4 9089 San Joaquin Caswell Memorial State Park. Comment
  SEINET10595131  Vulpia bromoides E. E. Stanford 1930-4-26 Stanford 1432 San Joaquin Copperopolis Rd west of Peters. Open range country. Comment
  RSA114301  Vulpia eastwoodiae J. T. Howell 1957-4-13 32022 San Joaquin Corral Hollow. Comment
  SEINET10604422  Vulpia microstachys Lewis S. Rose 1938-4-3 Rose 38118 B San Joaquin Corral Hollow. Subsaline flats. 122 Comment
  CAS-BOT-BC183679  Vulpia microstachys var. ciliata John Thomas Howell 1938-4-10 13751 San Joaquin Hospital Canyon Comment
  CAS-BOT-BC183746  Vulpia microstachys var. confusa John Thomas Howell 1938-4-3 13734 San Joaquin Corral Hollow Comment
  POM352957  Vulpia microstachys var. confusa E. E. Stanford 1930-4-5 1230 San Joaquin Hospital Canyon. Comment
  RSA21845  Vulpia microstachys var. confusa J. T. Howell 1938-4-3 13734 San Joaquin Corral Hollow. Comment
  UC766707  Vulpia microstachys var. confusa R. F. Hoover 1937-4-3 1734 San Joaquin Tracy Comment
  CAS-BOT-BC184503  Vulpia microstachys var. pauciflora Alice Eastwood; John Thomas Howell 1935-4-7 2087 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
  RSA21456  Vulpia microstachys var. pauciflora C. B. Wolf 1937-3-31 8390 San Joaquin San Joaquin Valley, 0.5 mi N of Vernalis. 30 Comment
  UC766704  Vulpia microstachys var. pauciflora R. F. Hoover 1935-3-18 371 San Joaquin w of Ripon (San Joaquin River bridge); San Joaquin River Comment
  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
  UCD94475  Vulpia myuros G. F. Hrusa; S. A. Wagner 1992-4-22 9246 San Joaquin Caswell Memorial State Park. 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
  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
  UC53367  Vulpia myuros var. hirsuta Benj. Cobb 1900-3-20 San Joaquin Tracy Comment
  CAS-BOT-BC423390  Wislizenia californica K. Brandegee 1907-10-2 25 San Joaquin Near Lathrop Comment
  CAS-BOT-BC423391  Wislizenia californica E. E. Stanford 1930-8-1 1862 San Joaquin Lincoln Highway, near French Camp. Comment
  CAS-BOT-BC423392  Wislizenia californica E. E. Stanford 1930-8-1 1862 San Joaquin Lincoln Highway, near French Camp. Comment
  CAS-BOT-BC423396  Wislizenia californica A. A. Heller 1920-9-9 13527 San Joaquin Along the highway about 5 miles south of Stockton Comment
  JEPS33284  Wislizenia refracta Rimo Bacigalupi and L. Constance 1962-8-13 8722 San Joaquin along base of Southern Pacific railway embankment just s crossing of Lathrop Road (just n of town of Lathrop) 5 Comment
  OBI48692  Wislizenia refracta subsp. californica Michener & Bioletti, Bioletti August1893 s.n. San Joaquin Lathrop Comment
  POM142488  Wislizenia refracta subsp. californica Katherine Brandegee 1907-10-2 25 San Joaquin Near Lathrop. Comment
  POM142969  Wislizenia refracta subsp. californica Michener, Bioletti 1892-9-9 s.n. San Joaquin Lathrop. Comment
  POM142970  Wislizenia refracta subsp. californica F. T. Bioletti 1891-07 s.n. San Joaquin Lathrop. Comment
  SBBG29793  Wislizenia refracta subsp. californica K. Brandegee 1907-10-2 San Joaquin near Lathrop Comment
  UC101850  Wislizenia refracta subsp. californica Mrs. K. Brandegee 1907-10-2 25 San Joaquin near Lathrop Comment
  UC11146  Wislizenia refracta subsp. californica J. A. Sanford Sept. 1901 San Joaquin Stockton Comment
  UC11151  Wislizenia refracta subsp. californica Edw. L. Greene 1889-1 San Joaquin Lathrop Comment
  UC1228152  Wislizenia refracta subsp. californica Beecher Crampton 1960-8-9 5774 San Joaquin along Durham Ferry Rd 7.5 mi w Ripon Comment
  UC83248  Wislizenia refracta subsp. californica Katharine Brandegee 1892-9-11 San Joaquin Lathrop Comment
  RSA440868  Wislizenia refracta subsp. californica E. E. Stanford 1930-08 1862 San Joaquin Lincoln Hwy, near French Camp. Comment
  SEINET5850076  Wislizenia refracta subsp. californica K. Brandegee 1907-10-2 25 San Joaquin Near Lathrop Comment
  RSA201764  Wolffia globosa W. R. Russell, Jeff Swader 1967-6-20 s.n. San Joaquin south side of Liberty Road, 1.8 miles east of State Highway 88 Comment
  RSA318296  Wolffia globosa Wayne P. Armstrong 1984-8-23 1216 San Joaquin South side Liberty Road 1.5 mi. east of junction with Highway 88 (southwest of Ione) 61 Comment
  SD117134  Wolffia globosa Wayne P. Armstrong 1984-8-23 1217 San Joaquin South side [of] Liberty Road, 1.5 miles east of junction with Highway 88 (southwest of Ione). [On] surface of small ponds along creek. 60 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
  CAS-BOT-BC535223  Wolffiella lingulata J. Walter Thompson 1896-7-15 s.n. San Joaquin Floating in slough, Holt Comment
  POM257227  Wolffiella lingulata H. L. Mason 1937-6-21 11548 San Joaquin Trapper Slough, 0.5 mile southwest of Holt, Roberts Island Comment
  CAS-BOT-BC382876  Wyethia angustifolia E. E. Stanford 1930-4-17 1339 San Joaquin Clements Road