Search Results — 2000 specimen records retrieved (1520 records with coordinates)
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Results for search: County=SAN JOAQUIN; Source=All;   

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

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

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? Specimen ID Determination * Collector Collection Date Collection Number County Locality Elevation in meters Feedback
  UCR232643  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 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
  CAS-BOT-BC334163  Acer negundo var. californicum J. W. Congdon 1894-3-3 s.n. San Joaquin Lockeford [? handwriting hard to read] Comment
  UCD96902  Achillea millefolium Ellen Dean; Clare Loughran, Mary Shea, Wilde Legard, 2011-4-22 6943 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
  CDA1638  Achnatherum brachychaetum T. Gantenbein May 1996 San Joaquin Town of Banta, NE of Tracy, west of town between Grant Line Rd and HWY 205, east of Paradise Rd. 0 Comment
  CAS-BOT-BC29727  Achyrachaena mollis Alice Eastwood; John Thomas Howell 1935-4-7 2090 San Joaquin East end of Coral Hollow Comment
  JEPS36734  Achyrachaena mollis W. L. Jepson 1938-4-14 18684 San Joaquin hills above headwaters Goose Creek Comment
  UC1046565  Achyrachaena mollis A. D. Hawkes and R. Bacigalupi 1951-4-21 4803 San Joaquin 2 mi e of Stockton Comment
  UC29295  Achyrachaena mollis J. A. Sanford 1890-1 San Joaquin French Camp Comment
  CAS-BOT-BC29728  Achyrachaena mollis E. E. Stanford 1928-4-7 846 San Joaquin Near Stockton Comment
  RSA416305  Achyrachaena mollis E. E. Stanford 1930-4-18 s.n. San Joaquin Northeastern portion of the county. Comment
  CAS-BOT-BC29255  Acroptilon repens D. C. Frieders; M. Keffer 1971-12-8 s.n. San Joaquin Roadside, NW corner of Harbor Blvd and Los Angeles Ave, Stockton Comment
  CDA18934  Aegilops cylindrica D. Kratville 2000-5-15 PDR 028351 San Joaquin Lawn Ct., Tracy. 0 Comment
  CAS-BOT-BC202666  Aesculus californica E. E. Stanford 1928-5-22 1014 San Joaquin Sacramento Road, near Sacramento County Line Comment
  POM196338  Aesculus californica E. E. Stanford 1928-5-22 1014 San Joaquin Sacramento Road, near Sacramento County Line. Comment
  RSA401061  Aesculus californica E. E. Stanford 1930-5-17 1503 San Joaquin Near Dry Creek. Comment
  RSA76974  Aesculus californica E. E. Stanford 1928-5-22 1014 San Joaquin Sacramento Road, near Sacramento County Line. Comment
  UCR63937  Aesculus californica L. F. LaPre 1990-6-4 s.n. San Joaquin Borden Ranch, south side of Dry Creek 70 Comment
  SJSU5397  Agrostemma githago var. githago M. E. Myers 1955-5-22 65 San Joaquin 12 mi E of Lodi 60 Comment
  UCD38679  Agrostis Beecher Crampton 1956-7-30 3741 San Joaquin 9.8 miles south of Clements. Comment
  UC766922  Agrostis exarata R. F. Hoover 1935-8-3 705 San Joaquin 5 mi sw Ripon 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
  UC441333  Alisma plantago-aquatica Harriet A. Walker 1907-9-8 893 San Joaquin Lathrop Comment
  POM179762  Allenrolfea occidentalis J. T. Howell 1930-9-28 5506 San Joaquin On the Borden Hwy to Holt. Comment
  UC1093858  Allenrolfea occidentalis Herbert L. Mason 1928-9-20 4965 San Joaquin San Joaquin delta near Holt; San Joaquin delta Comment
  RSA88890  Allium amplectens E. K. Balls 1954-3-9 18902 San Joaquin Grown in Botanic Garden. Comment
  CAS-BOT-BC466768  Allium crispum Mrs. A. R. Arnold 1922-4-1 s.n. San Joaquin Corral Hollow, near Tracy Comment
  CAS-BOT-BC466769  Allium crispum R. Bacigalupi 1949-5-17 3094 San Joaquin Upper slopes of Hospital Canyon 243 Comment
  CAS-BOT-BC472789  Allium neapolitanum J. B. Gianelli 1962-4-9 s.n. San Joaquin Victor Colvin prop., Almond Drive and Stockton Drive, Lodi Comment
  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
  RSA21457  Allium serra Carl B. Wolf 1937-3-31 8391 San Joaquin San Joaquin Valley, mouth of Hospital canyon, SW of Vernalis 107 Comment
  CAS-BOT-BC475567  Allium serra R. Bacigalupi 1949-5-17 3095 San Joaquin Upper slopes of Hospital Canyon 243 Comment
  CAS-BOT-BC475568  Allium serra Alice Eastwood; John Thomas Howell 1935-4-7 2094 San Joaquin East end of Corral Hollow 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
  UCD110014  Alnus rhombifolia G. F. Hrusa; S. A. Wagner 1992-8-8 9342 San Joaquin Caswell Memorial State Park, Stanislaus River. 12 Comment
  POM195972  Alopecurus aequalis E. E. Stanford 1928-4-29 940 San Joaquin Roadside ditches near Stockton Comment
  CAS-BOT-BC137952  Alopecurus saccatus E. E. Stanford 1927-3-29 132 San Joaquin Stockton. Comment
  JEPS12800  Alopecurus saccatus Rimo Bacigalupi with G. T. Robbins 1955-5-5 5002 San Joaquin 1 1/2 mi. s. Peters (near Peters Dump, along rd. to Farmington) 33 Comment
  JEPS68432  Alopecurus saccatus W. L. Jepson 1929-4-28 15195 San Joaquin Lockeford 30 Comment
  UC188804  Alopecurus saccatus Mr. Sanford 1890-4-11 28 San Joaquin Waverly Comment
  UC37125  Alopecurus saccatus J. A. Sanford 1890-4-11 San Joaquin Waverly Comment
  UC936194  Alopecurus saccatus H. L. Mason 1932-4-24 6969 San Joaquin 11 mi. s. Clements Comment
  UCD55939  Alopecurus saccatus Beecher Crampton 1966-5-3 7685 San Joaquin ca. 7- 3/4 miles NNE Lodi, Liberty and Bruella Roads. Comment
  CHSC83141  Amaranthus A. M. Shapiro 1987-7-11 San Joaquin Ca. 2 mi. west of Farmington, State Hwy 4, milepost S.J. 28.00. Roadside. Comment
  JEPS54333  Amaranthus W. L. Jepson 1923-10-22 10286 San Joaquin San Joaquin City San Joaquin River Comment
  UCR253493  Amaranthus albus George K. Helmkamp, Elizabeth Helmkamp 2012-10-26 20070 San Joaquin San Joaquin Valley, Rock Creek, at East Sonora Road, 1.3 miles southeast of CA-4 50 Comment
  CDA3259  Amaranthus albus T. C. Fuller 1958-7-3 1976 San Joaquin Staten Island. 0 Comment
Read comments
Jun 24 2009
  UCD39255  Amaranthus californicus Beecher Crampton 1960-8-9 5768 San Joaquin 3 miles NE of Vernalis, old site of San Joaquin City, at crossing of Durham Ferry Road with San Joaquin River. Comment
  CDA3305  Amaranthus caudatus T. C. Fuller 1958-7-3 2055 San Joaquin Staten Island. 0 Comment
Read comments
Jun 24 2009
  UCD97218  Amaranthus caudatus J. M. Tucker 1951-10-31 2314 -5 San Joaquin On Staten Island. 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
  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
  UCR194721  Amaranthus powellii George K. Helmkamp, E. A. Helmkamp 2007-10-13 13083 San Joaquin Northern San Joaquin Valley, along Hwy CA-88, 1.0 mile southwest of Clements at Disch Road 37 Comment
  CAS-BOT-BC55623  Ambrosia psilostachya E. E. Stanford 1926-8-31 5 San Joaquin Stockton Comment
  UC19727  Ammannia coccinea J. A. Sanford 1890-1 40 San Joaquin Stockton Comment
  UCD77330  Ammannia coccinea Robert E. Preston 2004-9-3 2295 San Joaquin Ca. 9.1 miles NE of Lodi, at jct Liberty Road and Elliott Road. 32 Comment
  JEPS45987  Ammannia robusta J. Burtt Davy 1893-11-13 1184 San Joaquin Stockton Comment
  JEPS45988  Ammannia robusta F. T. Bioletti Sept. 1892 San Joaquin San Joaquin Bridge Comment
  UCD102869  Ammannia robusta Rimo Bacigalupi; L. Constance 1962-8-13 8714 San Joaquin Flats on eastern side of San Joaquin River, just north of bridge of the Durham Ferry Road, and just north of side of San Joaquin City. 3 Comment
  CDA20731  Ammi majus Michael DeLucchi 2006-6-27 PDR 1344836 San Joaquin 17055 E. Highway 4, Stockton. Comment
  CAS-BOT-BC214038  Amsinckia E. E. Stanford 1928-3-2 784 San Joaquin Stockton Comment
  CAS-BOT-BC214039  Amsinckia L. R. Abrams 1923-3-31 9953 San Joaquin 3 mi. from Manteca on Stockton Road Comment
  RSA0090957  Amsinckia C. B. Wolf 1937-3-31 8375 San Joaquin San Joaquin Valley. 1 mi S of Stockton on Tracy Rd. 5 Comment
  CAS-BOT-BC26858  Amsinckia delicata Alice Eastwood 1917-4-2 s.n. San Joaquin Banta Comment
  CAS-BOT-BC222314  Amsinckia douglasiana Carl B. Wolf 1937-3-31 8375 San Joaquin San Joaquin Valley, 1 mi. So. of Stockton on Tracy Road 5 Comment
  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
  RSA499907  Amsinckia eastwoodiae E. E. Stanford 1928-3-10 798 San Joaquin Manteca. 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
  UC1191063  Amsinckia eastwoodiae C. R. Bell 1951-4-6 953 San Joaquin Farmington Comment
  UC723298  Amsinckia eastwoodiae H. K. Sharsmith 1935-3-3 1485 San Joaquin slopes of Corral Hollow; Mount Hamilton Range 228 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-BC222441  Amsinckia grandiflora R. F. Hoover 1938-3-19 2866 San Joaquin 1 mi. n. of Corral Hollow near Alameda Co. line Comment
  CAS-BOT-BC222442  Amsinckia grandiflora Robert F. Hoover 1938-3-19 2866 San Joaquin One mile north of Corral Hollow near Alameda County line Comment
  CAS-BOT-BC222443  Amsinckia grandiflora R. F. Hoover 1938-4-9 3021 San Joaquin 1 mi. n. of Corral Hollow near Alameda Co. 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
  CAS-BOT-BC222449  Amsinckia grandiflora R. F. Hoover 1938-3-19 2866 San Joaquin 1 mi. n. of Corral Hollow near Alameda Co. line Comment
  CAS-BOT-BC222450  Amsinckia grandiflora Peter Kamb Ray 1952-3-29 2184 San Joaquin East side of canyon leading north from Corral Hollow 0.45 mile east of San Joaquin-Alameda County line, 1.1 miles north of road in Corral Hollow 304 Comment
  CAS-BOT-BC222451  Amsinckia grandiflora A. Mullen; G. A. Beeman 1991-4-18 s.n. San Joaquin Patrick/Mark Conolly Ranch 274 Comment
  JEPS24886  Amsinckia grandiflora R. F. Hoover 1938-3-19 2866 San Joaquin 1 mile N of Corral Hollow near Alameda County line). Comment
  JEPS24887  Amsinckia grandiflora R. F. Hoover 1938-4-9 3021 San Joaquin 1 mile N of Corral Hollow near Alameda County line). Comment
  JEPS46003  Amsinckia grandiflora L. R. Heckard, Ornduff, John J. Souza 1966-4-16 1470 San Joaquin North from Corral Hollow Road, about 1 mile from road and 1/2 mile east of Alameda County line. Just Southwest of drop tower of the U.S. Atomic Energy Commission testing area. Comment
  JEPS83139  Amsinckia grandiflora L. R. Heckard 1974-4-25 3671 San Joaquin just w. of Drop Tower No. <__> on grounds of Atomic Energy Commission (1/2 mi. e. of Alameda Co. line, University CA test site in Corral Hollow); University CA test site in Corral Hollow 304 Comment
  RSA584743  Amsinckia grandiflora A. Mullen, G. A. Beeman 1991-4-18 s.n. San Joaquin Patrick / Mark Conolly Ranch. North facing canyon wall on very steep slope. 274 Comment
  UC1178263  Amsinckia grandiflora Francia Chisaki 1956-4-5 664 San Joaquin 1.5 mi n of raod in Corral Hollow (0.45 mi e of San Joaquin-Alameda county line, e side of canyon leading n from Corral Hollow) Comment
  UC762090  Amsinckia grandiflora R. F. Hoover 1938-4-9 3021 San Joaquin 1 mi n Corral Hollow (near Alameda County line) Comment
Read comments
May 22 2007
  UC881387  Amsinckia grandiflora Lewis S. Rose 1938-4-26 38210 San Joaquin Corral Hollow 152 Comment
  CDA19656  Amsinckia intermedia G. D. Barbe, T. C. Fuller, J. B. Gianelli 1973-4-6 1179 San Joaquin San Joaquin Valley; 1.0 mi W of Calaveras County line (Wimer Rd.) on state route 26. 4.3 mi E of Bellota (cross Calaveras R.) 0.5 mi E of Shelley Rd. 60 Comment
  CDA19660  Amsinckia intermedia G. D. Barbe, T. C. Fuller, J. B. Gianelli 1973-4-6 1180 San Joaquin San Joaquin Valley; 1.0 mi W of Calaveras County line (Wimer Rd.) on state route 26. 4.3 mi E of Bellota (cross Calaveras R.) 0.5 mi E of Shelley Rd. 60 Comment
  JEPS76766  Amsinckia intermedia L. R. Heckard 1974-4-25 3674 San Joaquin on grounds of Atomic Energy Commission, Univ. of Calif (testing site in Corral Hollow, 1/2 mi e of Alameda County line, just w of Drop Tower) 304 Comment
  POM212645  Amsinckia intermedia Lincoln Constance, Alan Bettle 1940-3-21 2527 San Joaquin Castle Rock, Coral Hollow. 198 Comment
  SD243107  Amsinckia intermedia George K. Helmkamp, E. A. Helmkamp 2011-3-12 17066 San Joaquin Northern San Joaquin Valley: Collier Road, 0.2 mile east of tis junction with Suttenfield Road, 9.4 miles NE (50a^z) of Lodi (Lockeford 7.5'Q) 39 Comment
  SD71394  Amsinckia intermedia Alice Eastwood, John Thomas Howell 1935-4-7 San Joaquin East end of Corral Hollow Comment
  SEINET3828573  Amsinckia intermedia George K. Helmkamp, E. A. Helmkamp 2012-1 18721 San Joaquin San Joaquin Valley: along CA-26, 3.2 miles southwest of its junction with N Wimer Road, NE of town of Linden (Valley Springs SW 7.5') 52 Comment
  UC1094068  Amsinckia intermedia Francia Chisaki, Peter M. Ray 1951-4-14 1983 San Joaquin 3 mi e of Stockton (Hwy #4) 7 Comment
  UC659434  Amsinckia intermedia Lincoln Constance, Alan A. Beetle 1940-3-21 2527 San Joaquin Corral Hollow Castle Rock; Inner Coast Ranges 198 Comment
  UC763081  Amsinckia intermedia R. F. Hoover 1937-4-3 1747 San Joaquin Lower end of Corral Hollow Comment
  UCR207836  Amsinckia intermedia George K. Helmkamp, E. A. Helmkamp 2009-3-26 14459 San Joaquin San Joaquin Valley, junction of Collier Road and CA-88, about 0.2 mile north of the Mokelumne River 43 Comment
  UCR232241  Amsinckia intermedia George K. Helmkamp, E. A. Helmkamp 2011-3-12 17066 San Joaquin Northern San Joaquin Valley, Collier Road, 0.2 mile east of its junction with Suttenfield Road, 9.4 mi. NE (50 deg. ) of Lodi 40 Comment
  UCR238412  Amsinckia intermedia George K. Helmkamp, E. A. Helmkamp 2012-4-7 18721 San Joaquin San Joaquin Valley, along CA-26, 3.2 miles southwest of its junction with N Wimer Road, NE of town of Linden 52 Comment
  RSA0089703  Amsinckia intermedia Robert F. Hoover 1937-4-3 1747 San Joaquin Lower end of Corral Hollow. Comment
  JEPS24899  Amsinckia lycopsoides W. L. Jepson 1937-4-23 18017 San Joaquin 5 mi se Stockton (on the Farmington Road) Comment
  UC1094052  Amsinckia lycopsoides Francia Chisaki 1954-3-27 580 San Joaquin on Telsa Road grade before entering Corral Hollow Comment
  UC573080  Amsinckia lycopsoides H. L. Mason 1932-3-19 6813 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
  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
  SD49868  Amsinckia lycopsoides Francia Chisaki 1954-3-27 583 San Joaquin On Corral Hollow Road, 1.7 miles south of its junction with Fabian Road (Now Tracy Expressway) Comment
  UC1178324  Amsinckia menziesii var. menziesii Ray and Chisaki 1952-4-22 K 139 San Joaquin Farmington 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
  JEPS25301  Amsinckia tessellata var. gloriosa R. F. Hoover 1938-3-20 2892 San Joaquin Vernalis Comment
  UC1084597  Amsinckia tessellata var. gloriosa Peter M. Ray 1952-3-29 2185 San Joaquin canyon leading n from Corral Hollow (0.45 mi e of San Joaquin-Alameda County line, 1.1 mi n of raod in Corral Hollow) 304 Comment
  UC762803  Amsinckia tessellata var. gloriosa R. F. Hoover 1938-3-20 2892 San Joaquin Vernalis Comment
  UC762809  Amsinckia tessellata var. gloriosa R. F. Hoover 1938-3-19 2865 San Joaquin 1 mi n Corral Hollow (near Alameda County line) Comment
  CHSC67888  Amsinckia vernicosa var. vernicosa James D. Jokerst 1989-3-30 3076 B San Joaquin Lawrence Livermore Laboratory, Site 300. Comment
  JEPS27275  Amsinckia vernicosa var. vernicosa Rimo Bacigalupi 1961-2-27 7545 San Joaquin in canyon n of Corral Hollow (just below and s of drop-tower installation of Atomic Energy Commission, just e of Alameda-San Joaquin county line) 243 Comment
  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
  UCD117537  Anagallis arvensis Marvin Nies 1951-5-4 57 San Joaquin 6 miles east of Lodi. Comment
  CAS-BOT-BC45264  Ancistrocarphus filagineus Maxine Wilkes 1940-4-7 s.n. San Joaquin Corral Hollow Comment
  CAS-BOT-BC400245  Anemopsis californica E. E. Stanford 1930-5-2 1453 San Joaquin King's Island Road Comment
  CDA39495  Anemopsis californica T. C. Fuller, J. B. Gianelli 1959-6-15 2614 San Joaquin Lodi. 0 Comment
  SEINET8656120  Anemopsis californica D. W. McNeal 1983-5-16 2807 San Joaquin Moist soil along the edge of the slough N. of Eight Mile Rd. 0.6 mi. W. of Interstate #5 N. of Stockton. Comment
  UCD137931  Anemopsis californica J. W. Adriance 1922-6-28 s.n. San Joaquin Stockton. Comment
  UC1714619  Anoda cristata L. Belding Nov 1900 San Joaquin Stockton Comment
  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
  UCD127277  Anthriscus caucalis Terri Williamson 1990-4-28 14 San Joaquin Buena Vista Road, 1 mile E of Highway 88. 121 Comment
  UCD96911  Aphanes occidentalis Ellen Dean; Clare Loughran, Mary Shea, Wilde Legard, 2011-4-22 6949 a San Joaquin Contra Costa Water District land (recently purchased), Carnegie Canyon Area at 32322 Corral Hollow Road west of CA-580 just north of junction with Interstate 5. Canyon with Amsinckia grandiflora population. Upper end of population. Comment
  UC625372  Apocynum cannabinum Ira L. Wiggins 1938-8-15 9005 San Joaquin drainage canal 1 1/2 mi. e. Middle R. Bridge (on Hwy. #4) Comment
  RSA147785  Apocynum sibiricum E. E. Stanford 1927-9-26 715 San Joaquin Stockton, near Louis Park Comment
  UCD56469  Aristida oligantha Beecher Crampton 1956-7-30 3745 San Joaquin 4.8 miles north of Farmington. Comment
  CDA24670  Armoracia rusticana J. Solari 1966-4-12 San Joaquin San Joaquin Delta . 0 Comment
  CDA10146  Artemisia californica J. B. Gianelli 1973-10-31 San Joaquin U.S.D.A. Soil Conservation Service Plant Material Center, Lockeford. 0 Comment
  CAS-BOT-BC90258  Artemisia douglasiana John Thomas Howell 1930-9-28 5514 San Joaquin Holt Comment
  UC449642  Artemisia douglasiana Harriet A. Walker 1907-9-8 907 San Joaquin Sathrop Comment
  UC23013  Asclepias erosa H. N. Bolander 1866-1 4894 San Joaquin San Joaquin Plains Comment
  UC22984  Asclepias fascicularis Michener and Bioletti 1892-9-9 San Joaquin Lathrop Comment
  UC23002  Asclepias fascicularis J. A. Sanford 1890-1 382 San Joaquin Stockton Comment
  CDA39834  Asclepias fascicularis Barry Aug 1938 s.n. San Joaquin Near Stockton. 0 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
  CDA10237  Aster chilensis Croce 1963-12-17 San Joaquin Woodbridge Irrigation District, Augie Orrigone property, north of Highway 99. 0 Comment
  CDA10238  Aster chilensis Croce 1963-12-17 San Joaquin Woodbridge Irrigation District, Augie Orrigone property, north of Highway 99. 0 Comment
  SEINET3388586 Image available Aster exilis Lewis S. Rose 1932-10-2 32663 San Joaquin Holt Comment
  CAS-BOT-BC478058  Asteraceae James McMurphy 1908-10-19 s.n. San Joaquin Between Tracy and Altamont Comment
  CAS-BOT-BC180515  Astragalus asymmetricus C. F. Baker 1903-4-27 2818 San Joaquin Bethany Comment
  RSA128102  Astragalus asymmetricus Clare B. Hardham 1959-5-6 4409 San Joaquin Intersection Nacimiento Dam Road and road to Pleyto. Comment
  RSA128159  Astragalus asymmetricus Clare B. Hardham 1959-5-6 4409 San Joaquin Intersection Nacimiento Dam Road and road to Pleyto. Comment
  RSA415798  Astragalus curtipes L. S. Rose 1936-3-19 36072 San Joaquin Morro Beach. 15 Comment
Read comments
Aug 18 2014
  RSA21625  Astragalus didymocarpus Roxana S. Ferris 1938-4-15 9418 San Joaquin Corral Hollow - Livermore Road. 152 Comment
  RSA517287  Astragalus didymocarpus Barbara J. Ertter 1986-3-14 5787 San Joaquin Corral Hollow in Diablo Range SE of Livermore, along Tesla Rd (Rt. J12) 3.5 mi W of jct I-580. 152 Comment
  UC862650  Astragalus didymocarpus Lewis S. Rose 1938-4-18 38153 San Joaquin Hospital Canyon 152 Comment
  CAS-BOT-BC182330  Astragalus didymocarpus var. didymocarpus Alice Eastwood; John Thomas Howell 1938-4-18 5076 San Joaquin Hospital Canyon Comment
  CAS-BOT-BC182331  Astragalus didymocarpus var. didymocarpus John Thomas Howell 1933-3-26 10883 San Joaquin 14 miles northwest of McKittrick. 914 Comment
  CAS-BOT-BC182332  Astragalus didymocarpus var. didymocarpus E. E. Stanford 1930-4-19 1370 San Joaquin Patterson Pass Road Comment
  JEPS54600  Astragalus douglasii W. L. Jepson 1896-6-27 13744 San Joaquin on road running e from the San Joaquin bridge to Atlanta (San Joaquin County plains, e side); ; San Joaquin Co., on road running E from the San Joaquin bridge to Atlanta. Comment
  CAS-BOT-BC178271  Astragalus gambelianus Alice Eastwood; John Thomas Howell 1935-4-7 2100 San Joaquin East end of Corral Hollow Comment
  UC635294  Astragalus gambelianus H. L. Mason 1932-3-19 6834 San Joaquin two mi e Midway (near Tracy); e of Midway, near Tracy Comment
  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-BC186972  Astragalus layneae C. F. Saunders 1903-5-1 s.n. San Joaquin Victor 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
  UCD105437  Astragalus tener var. tener Roman Gankin 1958-3-8 s.n. San Joaquin Off of U.S. Highway 50, between Tracy and Livermore. Comment
  CAS-BOT-BC66021  Athyrium filix-femina var. cyclosorum Brian Atwater 1978-8-16 BA- 30 San Joaquin Old River; between Quinby Island and Franks Tract Comment
  CAS-BOT-BC17574  Athysanus pusillus Robert Francis Hoover 1938-2-27 2793 San Joaquin Castle Rock, Corral Hollow. Comment
  CAS-BOT-BC17575  Athysanus pusillus Volney Rattan 1877-3-1 s.n. San Joaquin Live Oaks. Comment
  JEPS53222  Athysanus pusillus W. L. Jepson 1922-4-2 9584 San Joaquin Corrral Hollow, w San Joaquin County Corrral Hollow 182 Comment
  UC1055819  Athysanus pusillus Frank W. Gould 1940-3-12 883 San Joaquin opposite Castle Rock (Corral Hollow, Mount Hamilton Range); Mount Hamilton Range, Corral Hollow 198 Comment
  CAS-BOT-BC17577  Athysanus pusillus Frank Walton Gould 1940-3-12 883 San Joaquin Ridge opposite Castle Rock, Corral Hollow, Mount Hamilton Range. 198 Comment
  RSA147793  Atriplex argentea E. E. Stanford 1927-8-15 678 San Joaquin Stockton Comment
  UCD97230  Atriplex argentea var. expansa P. N. Annand 1929-10-1 1003 San Joaquin French Camp. Comment
  UC7134  Atriplex argentea var. mohavensis J. Burtt Davy 1893-11-13 1191 San Joaquin Stockton Comment
  UC7135  Atriplex argentea var. mohavensis J. Burtt Davy 1893-11-13 1190 San Joaquin Stockton 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
  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
  UC323007  Atriplex joaquinana H. M. Hall 1927-5 12270 San Joaquin Stockton San Francisco Bay region, Stockton Comment
  UCD97621  Atriplex prostrata K. Esau 1929-9-21 2039 San Joaquin Staten Island. Comment
  CDA2938  Atriplex rosea T. C. Fuller 1962-6-4 8834 San Joaquin North side of Highway 50 at railroad tracks, west limits of Tracy. 0 Comment
  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
  CDA23326  Atriplex serenana T. C. Fuller 1962-6-4 8833 San Joaquin North side of Highway 50 at railroad tracks, west limits of Tracy. 0 Comment
  JEPS59394  Atriplex serenana W. L. Jepson 1896-7-17 San Joaquin near Stockton; Lower San Joaquin, near Stockton Comment
  POM216532  Atriplex serenana D. D. Keck 1931-10-18 1312 San Joaquin Simms Station, Tidewater Southern R.R., 5 miles E of Manteca. 23 Comment
  CAS-BOT-BC180893  Atriplex serenana var. serenana Roxana S. Ferris 1951-9-15 12470 San Joaquin Near Lathrop. Comment
  UC7107  Atriplex serenana var. serenana J. Burtt Davy 1893-11-13 1189 San Joaquin Stockton Comment
  UC990740  Atriplex serenana var. serenana Roxana S. Ferris 1951-9-15 12470 San Joaquin near Lathrop; near Lathrop Comment
  CAS-BOT-BC180891  Atriplex serenana var. serenana R. F. Hoover 1965-8-27 9517 San Joaquin Carpenter Road near San Joaquin River, south of Modesto Comment
  CAS-BOT-BC180892  Atriplex serenana var. serenana Ira L. Wiggins 1974-10-1 22128 San Joaquin Roadside 2 mi W of Escalon (Highway 120) between Escalon and Manteca Comment
  SEINET9360465  Atriplex suberecta Unknown 2003-10-10 16136 San Joaquin Roadside on Hwy 33 app. 1/2 mi. S of I-5 Vernalis exit. Comment
  RSA478356  Atriplex subspicata E. E. Stanford 1926-10-12 55 San Joaquin Near Stockton Comment
  CDA12442  Avena fatua G. F. Hrusa, S. A. Wagner 1992-3-4 9088 San Joaquin Caswell Memorial State Park. Immediately below the campground. Comment
  SEINET3291460 Image available Avena fatua Unknown 1945-4-22 San Joaquin Stockton Comment
  UCD96917  Avena fatua Ellen Dean; Clare Loughran, Mary Shea, Wilde Legard, 2011-4-22 6954 San Joaquin Contra Costa Water District land (recently purchased), Carnegie Canyon Area at 32322 Corral Hollow Road west of CA-580 just north of junction with Interstate 5. Canyon with Amsinckia grandiflora population. Upper end of population. Comment
  UC535004  Azolla filiculoides Edward Lee 1934-7-4 970 San Joaquin Borden Hwy. between Middle and Old forks of San Joaquin River 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
  JEPS33846  Azolla microphylla Edward Lee with A. Carter and F. Little 1934-7-4 970 San Joaquin 1/2 mi e of <illeg.> slough Borden Hwy. (between middle and old river (San Joaquin), trip to Holt) Comment
  CAS-BOT-BC98794  Baccharis douglasii Jack E. Gianelli 1959-6-25 s.n. San Joaquin S end of Garden Rd. and White Slough Rd, Sing Kee Basin near Lodi Comment
  CHSC110790  Baccharis douglasii Dean Wm. Taylor 2012-11-23 21317 San Joaquin 14 Mile Slough, Stockton; equidistant between western birm of Feather River Drive and eastern levee of the sough, on western perimeter of the dog park; T/R Section unsectionized (projected 2N6E14). 0 Comment
  POM146128  Baccharis douglasii E. E. Stanford 1926-10-12 51 San Joaquin Near Stockton Comment
  CDA15564  Baccharis glutinosa G. F. Hrusa, M. Rejmanek, M. Tu 1998-10-14 14895 San Joaquin Caswell Memorial State Park. Comment
  UC30357  Baccharis glutinosa F. T. Bioletti 1891-8-31 San Joaquin Comment
  UC61022  Baccharis glutinosa N. K. Berg 1903-12-12 San Joaquin Rough and Ready Island Comment
  UC672312  Baccharis glutinosa H. L. Mason 1928-9-30 4964 San Joaquin near, San Joaquin Delta Holt; San Joaquin Delta Comment
  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-BC98210  Baccharis salicifolia Roxana S. Ferris 1938-4-15 9402 San Joaquin Near gravel pit at the mouth of Corral Hollow Comment
  SEINET899244  Baccharis salicifolia R. A. Dodge 1957-1 90 San Joaquin 15 miles southeast of Livermore, on Corral Hollow Road 46 Comment
  CDA6269  Bacopa J. F. Silva 1964-6-16 San Joaquin Escalon District.. 0 Comment
  UC26786  Bacopa eisenii J. A. Sanford 1893-1 San Joaquin Stockton Comment
  SEINET3387388 Image available Baeria platycarpha P. O. Schallert 1945-4-1 160 San Joaquin Smaller gold fields 20 m. of Stockton, California Comment
  UCD18400  Banisteria schizoptera Warren G. Roberts 1978-7-26 s.n. San Joaquin San Joaquin and Yolo Counties: cities of Stockton and Davis. Comment
  CDA21203  Basella alba J. Allan 2006-11-3 PDR 1301869 San Joaquin San Joaquin Valley; SE corner of Sonora and Della, Stribley Park. Comment
  RSA671797  Bellis perennis P. O. Shallert 1945-6-3 s.n. San Joaquin Park lawn, Stockton Comment
  CAS-BOT-BC102061  Bidens frondosa John Thomas Howell 1929-9-21 4408 San Joaquin Holt Comment
  JEPS79581  Bidens frondosa Edward Lee with A. Carter and F. Little 1934-7-4 955 San Joaquin Borden Road between Middle River and Holt Comment
  RSA92410  Bidens frondosa Annetta Carter 1934-7-4 678 San Joaquin Borden Highway between Middle River and Holt Comment
  CDA10516  Bidens laevis J. F. Silva 1957-10-4 385 -57 San Joaquin Escalon. 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
  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
  JEPS33982  Blennosperma nanum var. nanum W. L. Jepson 1938-4-14 18680 San Joaquin about headwater of Goose Creek ne San Joaquin County Comment
  JEPS78659  Blennosperma nanum var. nanum Edward Lee 1936-2-28 1749 San Joaquin between Tracy and Summit House Comment
  CAS-BOT-BC127904  Blepharizonia laxa James Vale 1975-9-17 s.n. San Joaquin East end of Corrall Hollow Comment
  CAS-BOT-BC127911  Blepharizonia laxa Katharine Brandegee 1907-10-1 s.n. San Joaquin near Stockton Comment
  JEPS18820  Blepharizonia laxa R. F. Hoover 1938-8-22 3792 San Joaquin Hospital Canyon (lower part) Comment
  SJSU1709  Blepharizonia laxa C. W. Sharsmith 1955-9-11 6297 B San Joaquin Tesla Road W of Corral Hollow, Mt Hamilton Range, southwestern San Joaquin County Comment
  UC762594  Blepharizonia laxa R. F. Hoover 1938-8-22 3792 San Joaquin lower part of Hospital Canyon Comment
  UCD129612  Blepharizonia laxa Robert E. Preston 1996-10-4 1004 San Joaquin east-facing bank on north side of Corral Hollow Road, around 1.8 mile west of it junction with I-5. 137 Comment
  CAS-BOT-BC100324  Blepharizonia plumosa James I. McMurphy 1908-10-19 s.n. San Joaquin 6-1/2 miles west of Tracy Comment
  JEPS18827  Blepharizonia plumosa R. F. Hoover 1935-9-7 716 San Joaquin Tracy Comment
Read comments
Apr 12 2009
  UC337230  Blepharizonia plumosa unknown 1878-8-1 San Joaquin Comment
  UC990576  Blepharizonia plumosa James I. McMurphy 1908-10-19 San Joaquin along rr track, 6 1/2 w of Tracy Comment
  UCD129610  Blepharizonia plumosa Robert E. Preston 1996-9-27 1002 San Joaquin Lawrence Livermore National Laboratory, Site 300, on west-facing slope adjacent to Building 801. 350 Comment
  RSA81638  Blepharizonia plumosa subsp. plumosa James I. McMurphy 1908-10-19 s.n. San Joaquin 6.5 miles west of Tracy Comment
  RSA465632  Boisduvalia cleistogama E. E. Stanford 1930-5-26 1522 San Joaquin Harney Lane Comment
  POM195901  Boisduvalia densiflora var. densiflora C. R. Quick 1929-6-4 s.n. San Joaquin Calaveras River Bottom, campus (College of the Pacific), Stockton. Comment
  RSA41169  Boisduvalia glabella Robert F. Hoover 1936-6-11 1301 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-BC95321  Bowlesia incana E. E. Stanford 1930-4-5 1228 San Joaquin Hospital Canyon Comment
  UC765840  Bowlesia incana Robert F. Hoover 1935-3-1 272 San Joaquin 5 mi sw of Ripon 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
  SEINET3404157 Image available Brassica campestris P. O. Schallert 1945-3-29 s.n. San Joaquin Near Stockton Comment
  CAS-BOT-BC30267  Brassica nigra E. E. Stanford 1928-3-13 802 San Joaquin Stockton. Comment
  CDA24703  Brassica nigra T. C. Fuller 1962-4-2 8205 San Joaquin 2 miles northwest of Lathrop Bridge, ca. 5 miles northeast of Tracy. 0 Comment
  RSA482906  Brassica nigra E. E. Stanford 1928-3-13 802 San Joaquin Stockton. Comment
  RSA482907  Brassica nigra E. E. Stanford 1930-4-18 s.n. San Joaquin Northeastern portion of the county. Comment
  RSA482908  Brassica nigra C. R. Quick 1929-3-17 s.n. San Joaquin Near Peters. 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
  SD243111  Brassica rapa George K. Helmkamp, E. A. Helmkamp 2011-3-12 17070 San Joaquin Upper San Joaquin Valley: between Lodi and Galt, Forest Lake Road just west of CA-99 (Lodi North 7.5'Q) 27 Comment
  SEINET4560755  Brassica rapa George K. Helmkamp, E. A. Helmkamp 2011-1 17070 San Joaquin Upper San Joaquin Valley: between Lodi and Galt, Forest Lake Road just west of CA-99. 27 Comment
  UCR253639  Brassica rapa George K. Helmkamp 2014-3-18 22582 San Joaquin Eastern San Joaquin Valley, Collier Road, 0.2 mile west of its junction with CA-88, c. 2 miles west of Comanche Reservoir 43 Comment
  RSA147997  Brassica rapa E. E. Stanford 1927-9-17 702 San Joaquin Stockton Comment
  UCD114833  Brassica rapa E. F. Serr 1932-3-4 s.n. San Joaquin Lodi. Comment
  CAS-BOT-BC145510  Briza minor C. L. Hitchcock 1940-4-29 6302 San Joaquin 3 miles south of Galt. 15 Comment
  RSA25312  Briza minor C. L. Hitchcock 1940-4-29 6302 San Joaquin 3 miles south of Galt. 16 Comment
  UC816100  Briza minor C. L. Hitchcock 1940-4-29 6302 San Joaquin 3 mi from Galt 15 Comment
  SEINET10967592  Briza minor E. E. Stanford 1930-4-14 Stanford 1320 San Joaquin Near Calaveras Co. line. Open range in wet places. Comment
  UC3323  Brodiaea appendiculata F. W. Gunnison May 1896 San Joaquin Linden Comment
  UC768449  Brodiaea appendiculata R. F. Hoover 1936-4-30 1058 San Joaquin Farmington Comment
  POM196335  Brodiaea appendiculata E. E. Stanford 1928-5-12 952 San Joaquin Near Peters. Comment
  SEINET10533783  Brodiaea coronaria E. E. Stanford 1928-5-12 Stanford 952 San Joaquin Near Peters. Open fields in dry soil. Comment
  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
  UCD14204  Brodiaea elegans subsp. elegans Janey Veneman 1974-5-18 78 B San Joaquin 1/2 mi. north of Milton Road along the Escalon-Bellota Highway; 36 Comment
  SEINET10534046  Brodiaea hyacinthina Charles L. Hitchcock 1940-5-12 Hitchcock 6366 San Joaquin 3 miles south of Galt. In drying vernal pool. elev. 52 feet. 15 Comment
  SEINET10833788  Brodiaea laxa E. E. Stanford 1928-4-7 Stanford 851 San Joaquin Near Collegeville. In fields of wild oats. Comment
  JEPS5510  Brodiaea minor R. F. Hoover 1936-4-30 1056 San Joaquin stream bed near Farmington Comment
  UC768714  Brodiaea nana R. F. Hoover 1936-4-30 1056 San Joaquin Farmington Comment
  UC634760  Brodiaea nana Herbert L. Mason 1928-5-3 4452 San Joaquin 4 mi N of Clements, vernal pools Comment
  RSA364010  Bromus catharticus E. E. Stanford 1930-5-21 1505 San Joaquin Stockton; on campus [campus location not specified] Comment
  SEINET3292686 Image available Bromus commutatus P. O. Schallert 1945-5-20 C 274 San Joaquin Stockton Comment
  UCR253640  Bromus diandrus George K. Helmkamp 2014-3-18 22581 San Joaquin San Joaquin Valley, along Hwy CA-88 on the southwest side of the border with Calaveras County, 7.1 mi. SW (220 deg. ) of Ione 87 Comment
  CAS-BOT-BC155489  Bromus hordeaceus Gladys L. Smith 1959-5-1 1040 San Joaquin Near Wallace. Comment
  SD240803  Bromus hordeaceus George K. Helmkamp, E. A. Helmkamp 2012-4-7 18715 San Joaquin San Joaquin Valley: along CA-26, 3.2 miles southwest of its junction with N Wimer Road, NE of town of Linden (Valley Springs SW 7.5'Q) 52 Comment
  UC1131066  Bromus hordeaceus C. M. Belshaw 1936-4-24 1976 A San Joaquin 1 1/2 mi sw of Wallace 121 Comment
  UC766829  Bromus hordeaceus R. F. Hoover 1937-5-6 2079 San Joaquin 5 mi se of Stockton Comment
  UCR238415  Bromus hordeaceus George K. Helmkamp, E. A. Helmkamp 2012-4-7 18715 San Joaquin San Joaquin Valley, along CA-26, 3.2 miles southwest of its junction with N Wimer Road, NE of town of Linden 52 Comment
  UCD59274  Bromus racemosus Terri Williamson 1990-4-28 10 San Joaquin Buena Vista Road, 1 mile E of Highway 88. 121 Comment
  UCD96898  Bromus rubens Ellen Dean; Clare Loughran, Mary Shea, Wilde Legard, 2011-4-22 6939 San Joaquin Contra Costa Water District land (recently purchased), Carnegie Canyon Area at 32322 Corral Hollow Road west of CA-580 just north of junction with Interstate 5. Canyon with Amsinckia grandiflora population. Upper end of population. Comment
  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-BC438329  Calandrinia ciliata E. Roy Weston 1927-4-3 586 San Joaquin Near Comanche Pk., San Joaquin Valley Comment
  UCD100201  Calandrinia ciliata G. F. Hrusa; S. A. Wagner 1992-3-21 9091 San Joaquin Caswell Memorial State Park; at edge of trail to west of parking area adjacent to the woodland. Comment
  UC570781 Image available Callitriche hermaphroditica H. L. Mason 1928-5-3 4445 San Joaquin 4 mi n Clementes; ; San Joaquin Co. 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
  UC570773  Callitriche longipedunculata H. L. Mason Apr 1930 5547 San Joaquin 10 miles east of Stockton Comment
  UC19137  Callitriche marginata J. A. Sanford 1890-1 360 San Joaquin Waverly Comment
  RSA98333  Calochortus clavatus var. pallidus Rimo C. Bacigalupi 1949-5-17 3097 San Joaquin Hospital Canyon, lower slopes. 183 Comment
  UC3411  Calochortus luteus F. W. Gunnison May 1896 San Joaquin Linden Comment
  CAS-BOT-BC490541  Calochortus luteus Gladys L. Smith 1959-5-1 1064 San Joaquin 1 mile east of Wallace, highway 12. 60 Comment
  UC3491 Image available Calochortus venustus F. W. Gunnison May 1896 San Joaquin Linden Comment
  UC196666  Calycadenia multiglandulosa E. E. Welty 1916-9-23 San Joaquin 7 mi ne of Ripon Comment
  UC935677  Calycadenia multiglandulosa H. M. Hall 1930-8-8 12850 San Joaquin 2.5 mi s, on road to Milton Farmington Comment
  CAS-BOT-BC270658  Calycadenia multiglandulosa H. M. Hall 1930-8-8 12850 San Joaquin 2.5 miles E of Farmington, on road to Milton Comment
  CAS-BOT-BC270659  Calycadenia multiglandulosa H. M. Hall 1930-8-8 12850 San Joaquin 2.5 miles E of Farmington, on road to Milton Comment
  CAS-BOT-BC270664  Calycadenia multiglandulosa David D. Keck; Palmer Stockwell 1933-8-23 2511 San Joaquin 2.5 miles E of Farmington, on bank at edge of cultivated field Comment
  CAS-BOT-BC270665  Calycadenia multiglandulosa David D. Keck; Palmer Stockwell 1933-8-23 2511 San Joaquin 2.5 miles E of Farmington, on bank at edge of cultivated field Comment
  UC935675  Calycadenia multiglandulosa unknown 1933-8-23 2511 San Joaquin 2.5 mi e of Farmington Comment
  JEPS33818  Calycadenia spicata C. C. Parry 1881-1-1 132 San Joaquin Milton Station, near Stockton 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
  UC1191637  Calystegia sepium subsp. binghamiae Herbert L. Mason, Verne Grant 1946-8-21 13067 San Joaquin Holt Holt (in tules) Comment
  CDA32891  Calystegia sepium subsp. limnophila P. Akers 2009-9-9 PDR# 1286188 San Joaquin At water s edge of a channel of old San Joaquin River. Approximately 8.5 miles northwest of Stockton and 3 miles east of Tinsley Island. 0 Comment
  RSA31979  Camissonia contorta C. F. Baker 1903-4-25 2775 San Joaquin Tracy. Comment
  UC20526  Camissonia contorta Benj. Cobb San Joaquin Tracy 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
  CAS-BOT-BC403911  Cannabis sativa Herbert L. Mason; Verne Grant 1946-8-21 13058 San Joaquin West of Stockton on Borden Highway Comment
  POM312901  Cannabis sativa H. L. Mason, Verne Grant 1946-8-21 13058 San Joaquin West of Stockton on Borden Hwy; Marsh Plant Survey. Comment
  SEINET10812499  Capsella bursa-pastoris George K. Helmkamp, E. A. Helmkamp 2010-4-7 Helmkamp 15831 San Joaquin Northeast San Joaquin Valley: Collier Road, 0.1 mile west of its junction with CA-88, 1.83 mi NE (27) of Clements (Clements 7.5' Q). 47 Comment
  UC10293  Capsella bursa-pastoris Jos. Burtt Davy 1901-3-5 San Joaquin Lathrop Comment
  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
  UCD114134  Capsella bursa-pastoris G. F. Hrusa; S. A. Wagner 1992-3-22 9068 San Joaquin Caswell Memorial State Park; unmowed picnic area. 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
  UCD77457  Cardamine hirsuta Robert E. Preston 2006-2-23 2370 San Joaquin 4 mi NE of Clements 52 Comment
  UCR232635  Cardamine hirsuta George K. Helmkamp, E. A. Helmkamp 2011-3-29 17104 San Joaquin San Joaquin Valley, along CA-26 at the junction with Ospital/N Wimer Road, c. 0.3 mile southwest of the Calaveras County line, 9.1 miles NE (56 deg. ) of Linden 72 Comment
  UCD114547  Cardamine oligosperma G. F. Hrusa; S. A. Wagner 1992-4-22 9060 San Joaquin Caswell Memorial State Park; just inside the entrance gate. Comment
  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
  CAS-BOT-BC19313  Carex barbarae Wilhelm Nikolaus Suksdorf 1913-6-7 57 San Joaquin Near Lathrop. On the San Joquin River. Comment
  UCD140167  Carex barbarae G. F. Hrusa; S. A. Wagner 1992-7-8 9151 San Joaquin Caswell Memorial State Park. Comment
  CDA33029  Carex barbarae T. C. Fuller 1962-4-24 8211 San Joaquin Ca. 8 miles north-east of Tracy, south side of W. P. R. R. tracks, between Paradise Cut and Old River. 0 Comment
  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
  SEINET7551519 Image available Carex barbarae Wilhelm N. Suksdorf 1913-6-7 57 San Joaquin On the San Joaquin River, near Lathrop. Comment
  CAS-BOT-BC34939  Carex densa E. E. Stanford 1927-5-28 445 San Joaquin Near Stockton. Calaveras River bottom. Comment
  UCD140307  Carex feta G. F. Hrusa; S. A. Wagner 1992-8-9 9360 San Joaquin Oxbow Lake. Comment
  CAS-BOT-BC118333  Carex praegracilis Wilhelm Nikolaus Suksdorf 1913-6-6 40 San Joaquin Lathrop Comment
  UC115764  Carex praegracilis J. W. Congdon 1893-4-30 San Joaquin Lathrop Comment
  UCD140755  Carex praegracilis G. F. Hrusa; S. A. Wagner 1992-3-4 9096 San Joaquin Caswell Memorial State Park. Comment
  UCD140756  Carex praegracilis G. F. Hrusa; S. A. Wagner 1992-4-22 9255 San Joaquin Caswell Memorial State Park. Comment
  CHSC84728  Carex vulpinoidea Beth Hendrickson 2002-7-10 San Joaquin San Joaquin Valley. Old River, along the west side of Bacon Island, toward the north of the island. At base of levee. 1 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
  JEPS44113  Carthamus creticus J. A. Sanford 1914-8-1 San Joaquin Farmington Comment
  CDA14401  Castilleja campestris subsp. campestris J. B. Gianelli 1997-4-2 s.n. San Joaquin Angraves Estate, northeast corner of Liberty and Dustin roads, Acampo. 0 Comment
  JEPS90559  Castilleja campestris subsp. campestris Dean W. Taylor 1990-4-11 10613 San Joaquin Goose Creek Central Valley (stony alluvial terraces on s boundary Section 27, (Goose Creek 7 1/2' quadrangle)) 70 Comment
  UC27252  Castilleja exserta F. W. Gunnison May 1896 San Joaquin Linden Comment
  UC673441  Castilleja exserta H. L. Mason 1932-3-19 6822 San Joaquin 2 mi e Midway (between Mountain House and Tracy) Comment
  JEPS10398  Castilleja exserta subsp. exserta C. F. Baker 1903-4-26 San Joaquin 6.5 mi nw Tracy (Bethany, S.P. Railway station); Bethany Comment
  JEPS18886  Castilleja exserta subsp. exserta Rimo Bacigalupi with A. Carter, F. Chisaki et al. 1956-4-5 5580 San Joaquin about 1.5 mi n Corral Hollow Road (in first side canyon 0.45 mi ne of the Alameda-San Joaquin County line, off the Corral Hollow) 396 Comment
  JEPS18261  Castilleja foliolosa Peter H. Raven with Ornduff, Woodcox, and R. and A. Alava 1957-3-30 10567 San Joaquin Corral Hollow Comment
  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
  UC764614  Caulanthus coulteri var. lemmonii R. F. Hoover 1938-3-10 2837 San Joaquin near county line (Corral Hollow); Corral Hollow Comment
  UC764615  Caulanthus coulteri var. lemmonii R. F. Hoover 1938-3-19 2867 San Joaquin near Alameda Co. line 1 mi n Corral Hollow; n of Corral Hollow Comment
  CAS-BOT-BC41066  Caulanthus flavescens Alice Eastwood; John Thomas Howell 1938-4-18 5091 San Joaquin Hospital Canyon. Comment
  CAS-BOT-BC41069  Caulanthus flavescens Alice Eastwood; John Thomas Howell 1938-5-24 5789 San Joaquin Hospital Canyon. 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
  CDA24866  Caulanthus flavescens Jim Jokerst 1989-3-3 3075 San Joaquin Lawrence Livermore Laboratory, Site 300. 0 Comment
  CAS-BOT-BC40347  Caulanthus lasiophyllus Volney Rattan 1877-3-14 s.n. San Joaquin Live Oaks. Comment
  UCD114694  Caulanthus lasiophyllus Terri Williamson 1990-4-28 13 San Joaquin Buena Vista Road, 1 mile E of Highway 88. 121 Comment
  CAS-BOT-BC281964  Centaurea benedicta John Thomas Howell 1930-6-29 5330 San Joaquin At Nile Garden, station on the Western Pacific RR, W of Manteca Comment
  SEINET3385972 Image available Centaurea melitensis P. O. Schallert 1945-4-22 227 San Joaquin Stockton, Delta Area, near Stockton. Comment
  CDA25792  Centaurea solstitialis G. K. Helmkamp, E. A. Helmkamp 2007-10-13 13080 San Joaquin Northern San Joaquin Valley; Along Highway CA-88, 1.0 mile southwest of Clements at Disch Road. Comment
  CDA7327  Centaurea solstitialis T. C. Fuller 1960-5-17 4332 San Joaquin South of Highway 4, 1.4 miles east of Jack Tone Road, 8.7 miles east of Stockton. 0 Comment
  UCR253793  Centaurea solstitialis George K. Helmkamp, Elizabeth Helmkamp 2012-10-26 20057 San Joaquin San Joaquin Valley, along Hwy CA-26, 0.7 mile northeast of Bellota 50 Comment
  CDA38371  Centaurium tenuiflorum P. S. Jorgensen 1963-6-26 s.n. San Joaquin Escalon dist. 0 Comment
  UC35447  Centaurium venustum J. A. Sanford 43 San Joaquin West Stockton Comment
  UC30948  Centromadia fitchii J. A. Sanford 1890-1-1 20 San Joaquin Waverly Comment
  UC30949  Centromadia fitchii J. A. Sanford San Joaquin 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-BC288654  Centromadia fitchii David D. Keck 1931-10-18 1322 San Joaquin Escalon 38 Comment
  SJSU5865  Centromadia fitchii M. E. Myers 1955-7-30 91 San Joaquin 12 miles E of Lodi 182 Comment
  UC2027270  Centromadia fitchii David Keil 1988-8-23 20992 San Joaquin Liberty Road, 1 mile west of Highway 88. 11.9 miles east of Highway 99. Comment
  UCD18410  Centromadia fitchii Paul Verdegarl; Bob Muller 1999-5-21 s.n. San Joaquin city of Lodi, Atkins Rd. 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
  UC134550  Centromadia parryi subsp. rudis Katharine Brandegee 1907-10-2 San Joaquin railroad track near Stockton Comment
  UC134634  Centromadia parryi subsp. rudis Katharine Brandegee 1907-10-2 San Joaquin near Stockton (railroad track) 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
  UCD130198  Centromadia pungens G. F. Hrusa; S. A. Wagner 1992-4-24 9319 San Joaquin Caswell Memorial State Park. Comment
  UCD130205  Centromadia pungens O. V. Patton 1930-5-15 2155 San Joaquin Exact location unknown. Comment
  CAS-BOT-BC279290  Centromadia pungens subsp. pungens David D. Keck 1933-10-28 2582 San Joaquin 6.3 mi. N. of Stockton on Thornton Road Comment
  CAS-BOT-BC279293  Centromadia pungens subsp. pungens John Thomas Howell 1930-9-28 5513 San Joaquin Holt Comment
  CAS-BOT-BC279300  Centromadia pungens subsp. pungens David D. Keck 1933-10-28 2579 San Joaquin 6.3 mi. N. of Stockton on Thornton Road Comment
  CAS-BOT-BC279301  Centromadia pungens subsp. pungens David D. Keck 1933-10-28 2579 San Joaquin 6.3 mi. N. of Stockton on Thornton Road Comment
  CAS-BOT-BC279302  Centromadia pungens subsp. pungens David D. Keck 1933-10-28 2580 San Joaquin 6.3 mi. N. of Stockton on Thornton Road Comment
  UC73975  Centromadia pungens subsp. pungens J. A. Sanford 22 San Joaquin Waverly Comment
  CAS-BOT-BC279291  Centromadia pungens subsp. pungens David D. Keck 1932-6-26 1503 San Joaquin Nilegarden Station, 3 miles west of Manteca Comment
  CAS-BOT-BC279292  Centromadia pungens subsp. pungens David D. Keck 1932-6-26 1503 San Joaquin Nilegarden Station, 3 miles west of Manteca Comment
  CAS-BOT-BC279296  Centromadia pungens subsp. pungens H. M. Hall 1930-8-7 12849 San Joaquin 2 miles south of Stockton on Tracy road Comment
  CAS-BOT-BC222954  Cephalanthus occidentalis Volney Rattan 1881-7-7 s.n. San Joaquin Mokelumne Riv. 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-BC222960  Cephalanthus occidentalis Michener; Bioletti 1892-9-1 s.n. San Joaquin San Joaquin Bridge Comment
  CAS-BOT-BC222961  Cephalanthus occidentalis Michener; Bioletti 1892-9-1 s.n. San Joaquin Between Quinby Island and Granks Tract Comment
  CAS-BOT-BC222962  Cephalanthus occidentalis E. E. Stanford 1926-10-28 93 San Joaquin Near Stockton Comment
  CAS-BOT-BC222963  Cephalanthus occidentalis Brian Atwater 1978-8-22 BA- 70 San Joaquin Between Victoria Island and Upper Jones Tract Comment
  RSA460027  Cephalanthus occidentalis E. E. Stanford 1930-08 1873 San Joaquin San Joaquin Delta. Jones Tract. Comment
  JEPS12457  Cephalanthus occidentalis var. californicus W. L. Jepson 1913-11-22 5688 San Joaquin Middle River Comment
  JEPS85901  Cephalanthus occidentalis var. californicus W. L. Jepson 1913-11-22 5688 San Joaquin Middle River Comment
  UC28124  Cephalanthus occidentalis var. californicus Michener and Bioletti Sep 1892 San Joaquin San Joaquin Bridge Comment
  UCR233211  Cerastium fontanum subsp. vulgare George K. Helmkamp, E. A. Helmkamp 2010-4-7 15832 A San Joaquin Northeast San Joaquin Valley, Collier Road, 0.1 mile west of its junction with CA-88, 1.83 mi. NE (27 deg. ) of Clements 47 Comment
  UC8263  Cerastium glomeratum J. A. Sanford 1890-1 412 San Joaquin Waverly Comment
  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
  CAS-BOT-BC400159  Ceratophyllum demersum H. L. Mason 1929-9-9 5421 San Joaquin Holt Comment
  HSC24640  Ceratophyllum demersum H. L. Mason 1938-6-12 11851 San Joaquin Trapper Slough, Robert's Island, SW of Holt Comment
  UC629714  Ceratophyllum demersum H. L. Mason 1938-6-12 11851 San Joaquin sw Holt (Robert's Island, Trapper Slough); Trapper Slough, Robert's Island Comment
  UC635511  Ceratophyllum demersum H. L. Mason 1929-9-9 5421 San Joaquin Holt Comment
  POM257010  Ceratophyllum demersum H. L. Mason 1938-6-12 11851 San Joaquin Trapper Slough, Robert's Island, SW of Holt. Comment
  SEINET3416657 Image available Cercis occidentalis William G. Gambill Jr. s.n. San Joaquin Stockton, Stockton. Comment
  CDA4780  Chamaesyce nutans R. E. DeVol 1959-9-4 San Joaquin West side Pearson Road, 1/2 mile south of Armstrong Road, Lodi. 0 Comment
  UC136685  Chamaesyce ocellata Katharine Brandegee 1907-10-1 San Joaquin near Stockton Comment
  CDA39030  Chamaesyce serpillifolia subsp. serpillifolia D. G. Kelch 2011-10-4 11 .834 San Joaquin Approx. 7 km west of Orestimba. Stuhr Rd east of I-5 along Orestimba Creek. Comment
  UC136729  Chamaesyce serpyllifolia Katharine Brandegee Sept. 1907 San Joaquin Lathrop Comment
  UC173121  Chamaesyce serpyllifolia Katharine Brandegee 1914-9-27 San Joaquin near Lathrop (San Joaquin Bridge) Comment
  UC765677  Cheilanthes covillei R. F. Hoover 1946-4-13 6076 San Joaquin near lower end Corral Hollow 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
  UCD158842  Chenopodium album G. F. Hrusa; S. A. Wagner 1992-7-7 9180 San Joaquin San Joaquin County. Caswell Memorial State Park. Comment
  UCD97771  Chenopodium album G. F. Hrusa 1992-8-26 9550 San Joaquin Caswell Memorial State Park, near the western boundary. Comment
  JEPS59715  Chenopodium ambrosioides W. L. Jepson 1913-11-22 5694 San Joaquin Middle River San Joaquin Delta Comment
  UC1076555  Chenopodium ambrosioides Herbert L. Mason 1928-9-30 4963 San Joaquin near Holt; San Joaquin delta Comment
  UC66827  Chenopodium ambrosioides N. K. Berg Dec. 1903 San Joaquin Rough and Ready Island Stockton 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
  UC7287  Chenopodium botrys J. A. Sanford 1890-1 28 San Joaquin Stockton Comment
  JEPS59727  Chenopodium californicum W. L. Jepson 1922-4-2 9577 San Joaquin Corral Hollow Mt. Hamilton Range 182 Comment
  UC14077  Chenopodium californicum Benj. Cobb San Joaquin Tracy Comment
  UC452639  Chenopodium pumilio Harriet A. Walker 1907-9-8 919 San Joaquin Lathrop Comment
  UCR194980  Chenopodium strictum var. glaucophyllum George K. Helmkamp, E. A. Helmkamp 2007-10-13 13091 San Joaquin Northern San Joaquin Valley, along Hwy CA-88, 1.0 mile southwest of Clements at Disch Road 37 Comment
  UCD59680  Chloris virgata Beecher Crampton 1957-8-23 4590 San Joaquin Along US Hwy. 99 freeway, 3 miles S of Stockton. Comment
  CDA37741  Chorispora tenella C. Beutler 1975-4-16 s.n. San Joaquin South side of Eight Mile Road, 450 yds. east of W.P.R.R. tracks, seven miles southwest of Lodi. 0 Comment
  UCD58739  Chorizanthe polygonoides var. polygonoides Charlotte Kimball 2007-5-14 s.n. San Joaquin Comanche Reservoir. 1000 ft. SW of spillway. 60 Comment
  RSA125357  Cichorium intybus R. Weatherby 1949-5-30 508 San Joaquin Escalon near Manteca 30 Comment
  POM147748  Cicuta douglasii E. E. Stanford 1927-8-10 676 San Joaquin Stockton; Louis Park; San Joaquin River Comment
  CAS-BOT-BC105783  Cirsium crassicaule John Thomas Howell 1933-7-20 11447 San Joaquin 2 miles nw of Lathrop Bridge on San Joaquin River Comment
  JEPS59178  Cirsium crassicaule W. L. Jepson 1896-6-26 San Joaquin Between Banta and Lathrop; San Joaquin River Comment
  RSA0008388  Cirsium crassicaule J. T. Howell 1933-7-20 11447 San Joaquin 2 miles NW of Lathrop Bridge on San Joaquin River Comment
  CAS-BOT-BC280114  Cirsium occidentale var. venustum John Thomas Howell 1953-4-26 28933 San Joaquin Corral Hollow Comment
  UC64861  Cirsium vulgare N. K. Berg 1903-12-3 San Joaquin Rough and Ready Island Comment
  UC91841  Cirsium vulgare K. Brandegee 1901-9-9 San Joaquin San Joaquin Bridge Comment
  CDA6710  Citrullus lanatus var. citroides T. C. Fuller 1964-11-6 12815 San Joaquin 2.5 miles northwest of Holt. 0 Comment
  CDA6711  Citrullus lanatus var. citroides T. C. Fuller 1964-11-6 12815 San Joaquin 2.5 miles northwest of Holt. 0 Comment
  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
  CAS-BOT-BC162551  Clarkia affinis John Thomas Howell 1952-4-22 28309 San Joaquin Corral Hollow Comment
  UC1143227  Clarkia affinis H. Lewis, C. Epling 1947-5-2 198 San Joaquin 18.0 mi w U.S. Highway 50 at Tracy (Corral Hollow Road between Livermore and Tracy) Comment
  CDA19468  Clarkia purpurea subsp. quadrivulnera M. I. Wibawa, G. F. Hrusa, J. Naughton 2002-5-15 206 San Joaquin Sacramento Valley; Coyote Creek tributary on Dustin Rd, ~0.1 mi N of Liberty Rd., near Acampo. 7 Comment
  UCD96870  Clarkia purpurea subsp. quadrivulnera Ellen Dean; Clare Loughran, Mary Shea, Wilde Legard, 2011-4-22 6924 San Joaquin Contra Costa Water District land (recently purchased), Carnegie Canyon Area at 32322 Corral Hollow Road west of CA-580 just north of junction with Interstate 5. Along main road through property, going south along ridgetop. Ridge east of Arnsinckia grandiflora canyon. Comment
  CAS-BOT-BC165269  Clarkia speciosa subsp. nitens Volney Rattan 1885-6-5 s.n. San Joaquin Live Oaks, Mokelumne Riv. Comment
  UC765870 Image available Clarkia tembloriensis R. F. Hoover 1938-5-7 3358 San Joaquin 1 mi n Corral Hollow (near Alameda Co. line) Comment
  UCD96904  Claytonia parviflora Ellen Dean; Clare Loughran, Mary Shea, Wilde Legard, 2011-4-22 6945 San Joaquin Contra Costa Water District land (recently purchased), Carnegie Canyon Area at 32322 Corral Hollow Road west of CA-580 just north of junction with Interstate 5. Canyon with Amsinckia grandiflora population. Upper end of population. Comment
  CAS-BOT-BC233846  Claytonia parviflora subsp. parviflora E. E. Stanford 1927-3-11 106 San Joaquin Stockton Comment
  POM147724  Claytonia perfoliata E. E. Stanford 1928-3-2 785 San Joaquin Stockton. Comment
  RSA21262  Claytonia perfoliata C. B. Wolf 1937-3-31 8376 San Joaquin San Joaquin Valley, 3 Mi. E. of Tracy at junction with Vernalis Road. 25 Comment
  JEPS43242  Claytonia perfoliata subsp. perfoliata W. L. Jepson 1922-4-2 9559 San Joaquin lower part Corral Hollow Mt. (w San Joaquin County); Hamilton Range 152 Comment
  JEPS78661  Claytonia perfoliata subsp. perfoliata Edward Lee 1936-2-28 1751 San Joaquin 18 mi sw Lockeford (between Waterloo and Lockeford) Comment
  UC7894  Claytonia perfoliata subsp. perfoliata F. W. Gunnison May 1896 San Joaquin Linden Comment
  UC7906  Claytonia perfoliata subsp. perfoliata J. A. Sanford 1890-1 93 San Joaquin French Camp Comment
  POM179709  Cnicus benedictus J. T. Howell 1930-6-29 5330 San Joaquin Nile Garden Comment
  UCR136763  Collinsia bartsiifolia E. E. Stanford 1930-4-12 1299 San Joaquin San Joaquin Valley, [c. 5 miles NW of Escalon] Mariposa Road near Cometa [Dodds] Road 27 Comment
  UC138791  Collinsia bartsiifolia var. bartsiifolia C. F. Baker 1903-4-25 2783 San Joaquin Tracy Comment
  POM15264  Collinsia bartsiifolia var. bartsiifolia C. F. Baker 1903-4-25 2783 San Joaquin Tracy. Comment
  POM196031  Collinsia bartsiifolia var. bartsiifolia Frances Staples 1929-4-14 s.n. San Joaquin Near Clements. 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
  SEINET2444418  Collomia diversifolia Virginia Alexson 1964-6-19 32 San Joaquin Along road side near fruit orchard, N of Stockton, Ca. Comment
Read comments
Jul 19 2018
  POM146209  Conium maculatum E. E. Stanford 1927-5-28 457 San Joaquin Stockton, Louis Park Comment
  CAS-BOT-BC287953  Coreopsis calliopsidea Brandegee No date on label s.n. San Joaquin River Road along San Joaquin River just north of Stanislaus Co. line. Comment
  JEPS27276  Coreopsis calliopsidea Rimo Bacigalupi 1961-2-27 7546 San Joaquin in canyon to n Corral Hollow (just e of Alameda-San Joaquin County line just below and s of drop-tower installation of Atomic Energy Commission, on w-facing hillside); Midway USGS Quadrangle 243 Comment
  JEPS33602  Coreopsis calliopsidea R. F. Hoover 1938-3-19 2869 San Joaquin 1 mi n Cow Hollow (near Alameda Co. line) Comment
  UC761897  Coreopsis calliopsidea R. F. Hoover 1938-3-19 2869 San Joaquin 1 mi n of Corral Hollow (near Alameda Co. line) Comment
  CAS-BOT-BC287952  Coreopsis calliopsidea Brandegee No date on label s.n. San Joaquin San Joaquin Comment
  UCR182953  Coreopsis tinctoria J. F. Silva, R. E. Skaggs 1966-11-17 s.n. San Joaquin 2 miles NE of Escalon Comment
  CDA7463  Coreopsis tinctoria T. C. Fuller 1963-7-26 11064 San Joaquin East side of road to Bellota, 1 mile north of Escalon. 0 Comment
  CAS-BOT-BC210342  Cornus sericea E. E. Stanford 1930-8-1 1875 San Joaquin In San Joaquin Delta. Jones Tract Comment
  SEINET3292678 Image available Coronopus P. O. Schallert 1945-4-22 224 San Joaquin Stockton Comment
  CDA20815  Coronopus didymus S. Boone 2006-3-2 PDR 1344642 San Joaquin San Joaquin Valley; Austin Rd at Melton Rd, Ripon. 0 Comment
  SEINET3383133 Image available Cotula coronopifolia P. O. Schallert 1945-5-19 180 San Joaquin Near Stockton Comment
  UC455495  Cotula coronopifolia N. K. Berg 1903-11-23 San Joaquin Stockton, Rough and Ready Island Comment
  UC61018  Cotula coronopifolia N. K. Berg 1903-11-28 San Joaquin Stockton, Rough and Ready Island Comment
  JEPS49992  Crassula aquatica J. A. Sanford 1890-1 360 San Joaquin Stockton Comment
  UC831108  Crassula aquatica C. L. Hitchcock 1940-5-12 6362 San Joaquin 3 mi. s. Galt 15 Comment
  SEINET4178831 Image available Crassula tillaea George K. Helmkamp, E. A. Helmkamp 2011-3-29 17094 San Joaquin San Joaquin Valley: along CA-26 at the junction with Ospital/N Wimer Road, c, 0.3 mile southwest of Calaveras County line, 9.1 miles NE of Linden. 72 Comment
  UCR232202  Crassula tillaea George K. Helmkamp, E. A. Helmkamp 2011-3-12 17075 San Joaquin Upper San Joaquin Valley, between Lodi and Galt, Forest Lake Road just west of CA-99 27 Comment
  JEPS77908  Cressa truxillensis Edward Lee 1934-7-4 959 San Joaquin Holt Comment
  UC1745568  Cressa truxillensis Annetta M. Carter, Florence Little, Edward Lee 1934-7-4 680 San Joaquin Holt. Comment
  UC23224  Cressa truxillensis J. A. Sanford 1890-1 42 San Joaquin Stockton Comment
  UCD142117  Croton setiger G. F. Hrusa; S. A. Wagner 1992-8-9 9352 San Joaquin Caswell Memorial State Park. Comment
  UCR194984  Croton setiger George K. Helmkamp, E. A. Helmkamp 2007-10-13 13089 San Joaquin Northern San Joaquin Valley, along Hwy CA-88, 1.0 mile southwest of Clements at Disch Road 37 Comment
  CAS-BOT-BC190196  Crypsis vaginiflora C. V. Piper 1921-5-26 s.n. San Joaquin About Stockton. Comment
  CAS-BOT-BC190197  Crypsis vaginiflora Beecher Crampton 1956-7-30 3746 San Joaquin 4.5 miles north of Farmington. Comment
  CAS-BOT-BC190198  Crypsis vaginiflora L. R. Abrams 1917-9-14 6732 San Joaquin 3 miles northwest of Stockton. Calaveras River. Comment
  RSA115549B  Crypsis vaginiflora Beecher Crampton 1956-7-30 3746 San Joaquin 4.5 miles north [of] Farmington, vernal pool Comment
  SEINET201028 Image available Crypsis vaginiflora J. P. Tracy 5790 San Joaquin Farmington Comment
  UC277167  Crypsis vaginiflora Joseph P. Tracy 1921-5-25 5790 San Joaquin Farmington San Joaquin Valley 30 Comment
  UCD59959  Crypsis vaginiflora Katharine Brandegee 1907-10-2 s. n. San Joaquin Stockton and French Camp. Comment
  UCD60002  Crypsis vaginiflora Beecher Crampton 1956-7-30 3746 San Joaquin 4.5 miles north of Farmington. Comment
  UCR132238  Crypsis vaginiflora Beecher Crampton 1956-7-30 3746 San Joaquin Central Valley, 4.5 miles north of Farmington 30 Comment
  JEPS105399  Cryptantha intermedia Dean W. Taylor 1995-4-13 14815 San Joaquin Hospital Canyon 320 Comment
  UC857216  Cryptantha nevadensis John Thomas Howell 1938-4-10 13765 San Joaquin Hospital Canyon Comment
  RSA128430  Cryptantha nevadensis var. rigida Robert F. Hoover 1938-4-9 3041 San Joaquin Hill between Castle Rock and Black Butte, Corral Hollow. Comment
  CHSC33087  Cucurbita foetidissima Robert A. Schlising; Et al. 1962-10-6 2421 San Joaquin Ca. 0.25 mi S of willage of San Joaquin City on Hwy J3. Comment
  LA210096  Cuscuta californica John Thomas Howell; 1930-10-11 5552 San Joaquin 5 mi. S of Stockton Comment
  UCD126247  Cuscuta californica Rimo Bacigalupi; L. Constance 1962-8-13 8724 San Joaquin Along base of Southern Pacific Railway embankment just south of crossing of Lathrop Road. 5 Comment
  UCD126258  Cuscuta californica Ron Kukas 1973-6-14 s.n. San Joaquin on State Highway 99, ca. 4 miles north of Manteca, south of French Camp Road. Comment
  UCD54455  Cuscuta californica Ron Kukas 1973-6-14 s.n. San Joaquin Lathrop airport. Comment
  UCD54456  Cuscuta californica Ron Kukas 1973-6-14 s.n. San Joaquin Ca. 4 miles north of Manteca, south of French Camp Road on State Hwy 99. 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
  SEINET810027  Cuscuta campestris Peter Rubtzoff 1965-1 5581 San Joaquin San Joaquin River at Airport Way crossing (Traey-Ripon area). Comment
  RSA135396  Cuscuta ceanothi Volney Rattan 1881-09 s.n. San Joaquin Mokelumne River. Comment
  UCR243145  Cuscuta indecora Mick Canevari 1986-1 s.n. San Joaquin Tracy 40 Comment
  UCD126307  Cuscuta indecora var. indecora Floyd O. Colbert 1985-8-21 D 3 San Joaquin Tracy. Comment
  UCD54449  Cuscuta indecora var. indecora Ron Kukas 1973-7-25 s.n. San Joaquin Along State Hwy 33, ca. 2 miles northwest of junction with State Hwy 32 and ca. 18 miles west of Modesto. Comment
  UC173124  Cuscuta subinclusa Katharine Brandegee 1914-9-27 San Joaquin San Joaquin River Bridge San Joaquin River Comment
  UC23248  Cuscuta subinclusa F. T. Bioletti 1892-9-9 San Joaquin Lathrop Comment
  UCR273462  Cuscuta subinclusa Mitch Provance 2016-7-24 716- 08 San Joaquin Central Sierra Nevada, 3 miles S of North Fork, along Rd. 222, about 0.1 mi S of Ciatana Creek Rd. 690 Comment
  CDA5322  Cyclospermum leptophyllum J. B. Gianelli 1962-9-2 San Joaquin P. T. & T. Bldg., Lincoln Road, Stockton. 0 Comment
  UCR132235  Cynara cardunculus Beecher Crampton 1973-6-28 8968 San Joaquin Central Valley, Stockton, just south of Mariposa Rd., along frontage road paralleling Calif. Hwy 99 9 Comment
  UCD60022  Cynodon dactylon G. F. Hrusa 1992-8-26 9564 San Joaquin Caswell Memorial State Park. Opening along the road at the east end of the oak woodland. 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
  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-BC114445  Cyperus eragrostis John Thomas Howell 1933-7-20 11449 San Joaquin 2 mi NW of Lathrop bridge on San Joaquin River. Comment
  UCD141053  Cyperus eragrostis G. F. Hrusa 1992-8-26 9543 San Joaquin Caswell Memorial State Park. Comment
  UCD141059  Cyperus eragrostis G. F. Hrusa 1992-8-26 9555 San Joaquin Caswell Memorial State Park. Comment
  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
  CHSC97915  Cyperus esculentus T. C. Fuller 1961-9-13 6993 San Joaquin Thornton-Walnut Gove Rd, 0.1 mi E of Mokelumne River Bridge, Sherman Island, ca 4 mi W of Thornton. Comment
  RSA365060  Cyperus esculentus Cyril R. Owen 1928-8-20 s.n. San Joaquin Stockton Comment
  UC698520  Cyperus esculentus P. B. Kennedy Dec., 1920 San Joaquin field 1 mi. from (in <corn>) Holt (<Rindge> Land Co.) Comment
  UCD32802  Cyperus esculentus Beecher Crampton 1954-10-18 2290 San Joaquin 0.5 miles north of Thornton. Comment
  JEPS75004  Cyperus fuscus L. R. Heckard and P. Rubtzoff 1971-9-15 2811 San Joaquin ca. 4 air mi. s.w. Ripon; Caswell State Park, Stanislaus R. Comment
  CAS-BOT-BC114043  Cyperus squarrosus Peter Rubtzoff 1965-7-13 s.n. San Joaquin San Joaquin River bottom at Airport Way crossing. Comment
  UCD141105  Cyperus squarrosus G. F. Hrusa; S. A. Wagner 1992-7-8 9173 San Joaquin Caswell Memorial State Park. East part of park, north side of river. Comment
  SEINET3412871 Image available Cyperus virens P. O. Schallert 1945-5-20 C 275 San Joaquin Near Stockton. Comment
  JEPS89166  Cypselea humifusa Rimo Bacigalupi and L. Constance 1962-8-13 8713 San Joaquin just n of site of San Joaquin City (San Joaquin River, just n of bridge of the Duirham Ferry Road); San Joaquin River 3 Comment
  UC101982  Cypselea humifusa Katharine Brandegee 1892-9-9 San Joaquin San Joaquin Bridge near Lathrop; San Joaquin Bridge Comment
  UC7683  Cypselea humifusa unknown 1887-8-26 San Joaquin near Lathrop (San Joaquin River); San Joaquin River Comment
  UCD39758  Cypselea humifusa Beecher Crampton 1960-8-9 5767 San Joaquin 3 miles NE of Vernalis, old site of San Joaquin City, at crossing of Durham Ferry Road with San Joaquin River. Comment
  CAS-BOT-BC70548  Cystopteris fragilis Genevieve Prlain 1976-5-2 s.n. San Joaquin north-facing bluff, county park on Mokelumne River below Camanche Dam 27 Comment
  CAS-BOT-BC445541  Damasonium californicum E. E. Stanford 1930-4-17 1327 San Joaquin Clements Road Comment
  UCR62330  Damasonium californicum L. F. LaPre 1990-5-10 s.n. San Joaquin Borden Ranch, 7 mi north of Clements. 79 Comment
  CAS-BOT-BC445540  Damasonium californicum Catherine Best 1985-4-22 1070 San Joaquin At the edge of the road from Clements to Ione - directly west of the Camanche Reservoir Dam. 60 Comment
  CAS-BOT-BC445542  Damasonium californicum E. E. Stanford 1927-5-7 212 San Joaquin Near Lockeford Comment
  UC26116  Datura ferox H. P. Fitch 1890-1 119 San Joaquin Stockton Comment
  CDA5763  Datura stramonium var. tatula T. C. Fuller 1961-9-13 6995 San Joaquin Thornton-Walnut Grove Road, 0.1 mile east of Mokelumne River Bridge, Sherman Island, ca. 4 miles west of Thornton. 0 Comment
  JEPS12299  Datura wrightii W. L. Jepson 1919-6-21 8335 San Joaquin near Mossdale School (San Joaquin River); San Joaquin River Comment
  UCD126631  Datura wrightii G. F. Hrusa; S. A. Wagner 1992-7-8 9137 San Joaquin Caswell Memorial State Park. Comment
  SEINET6168343  Datura wrightii M. Wilt 1982-9-3 s.n. San Joaquin Just east of Lodi near old water tower 6 Comment
  SJSU741  Daubentonia punicea A. W. Jacobs 1941-9-18 San Joaquin by residence, Stockton Comment
  CAS-BOT-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-BC299939  Deinandra kelloggii David D. Keck 1931-10-18 1314 San Joaquin Simms Station, Tidewater Southern R.R. 7 miles east of Manteca 23 Comment
  JEPS38270  Deinandra kelloggii W. L. Jepson 1896-6-27 San Joaquin near Stockton Comment
  CAS-BOT-BC299944  Deinandra kelloggii David D. Keck 1933-10-28 2586 San Joaquin 11.3 mi. N. of Stockton Comment
  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
  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
  NY353313  Delphinium californicum var. interius A. Eastwood 1938-5-24 5796 San Joaquin Hospital Canyon Comment
  RSA0005302  Delphinium californicum var. interius Alice Eastwood, John T. 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
  LA207495  Delphinium hesperium subsp. pallescens Lewis; Epling 1946-5-6 608 San Joaquin Tesla- Corral Hollow Rd., 17.1 mi. W of junction W; U.S. 50 near Tracy Comment
  UC1713217  Delphinium hesperium subsp. pallescens Benj. Cobb 1900-4-10 San Joaquin Tracy Comment
  CAS-BOT-BC116253  Delphinium parryi subsp. parryi R. F. Hoover 1938-5-7 3355 San Joaquin 1 mile north of Corral Hollow near Alameda County line. Comment
  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
  RSA400062  Delphinium variegatum E. E. Stanford 1930-4-18 s.n. San Joaquin Northeastern portion of the county. Comment
  CAS-BOT-BC192632  Deschampsia danthonioides E. E. Stanford 1927-4-12 151 San Joaquin Near Stockton Comment
  POM195899  Deschampsia danthonioides C. R. Quick 1929-4-22 s.n. San Joaquin Stockton; depression. Oxford Manor. Comment
  UC1131458  Deschampsia danthonioides C. M. Belshaw 1936-4-23 1966 San Joaquin 7 mi. s.-s.w. Stone Corral (Plot 20); Jackson Quad. 121 Comment
  UC53585  Deschampsia danthonioides F. W. Gunnison May, 1896 San Joaquin Linden Comment
  UC1005622  Dichelostemma capitatum Frank W. Gould 1940-3-16 881 San Joaquin opposite Castle Rock; Mt. Hamilton Range, Corral Hollow 198 Comment
  UC3237  Dichelostemma capitatum J. A. Sanford 1890-1 409 San Joaquin Waverly Comment
  UC765917  Dichelostemma capitatum R. F. Hoover 1935-3-1 274 San Joaquin Vernalis Comment
  UCD78137  Dichelostemma capitatum Robert E. Preston 2008-3-15 2587 San Joaquin 3.8 mi E of Clements, on W side of Cord Rd, 0.9 mi S of jct with Hwy 12 58 Comment
  CAS-BOT-BC483637  Dichelostemma capitatum Frank W. Gould 1940-3-16 881 San Joaquin Opposite Castle Rock, Corral Hollow, Mt. Hamilton Range 198 Comment
  UCD139232  Dichelostemma capitatum G. L. Stebbins Jr.; Alva Day 1966-3-12 6310 San Joaquin Corral Hollow, near lower end. Comment
  HSC3076  Dichelostemma capitatum subsp. capitatum D. A. Shally 1965-4-10 6 San Joaquin 0.25 mi. W of Oak Grove Resort, Hwy. 26, Linden Rd. Comment
  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
  UC486499  Digitalis purpurea Dr. P. van der Leek 1932-5-1 San Joaquin Stockton Comment
  CAS-BOT-BC209016  Digitaria sanguinalis L. R. Abrams 1917-9-14 6738 San Joaquin 3 mi. northwest of Stockton, Calaveras River Comment
  CAS-BOT-BC209017  Digitaria sanguinalis E. E. Stanford 1926-10-22 75 San Joaquin Stockton Comment
  SEINET13384121 Image available Digitaria sanguinalis George K. Helmkamp, Elizabeth Helmkamp 2012-1 20079 San Joaquin San Joaquin Valley: Littlejohns Creek, along unnamed dirt road 0.3 mi. south of CA-4 at a point 0.5 miles east of Farmington 32 Comment
  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
  CAS-BOT-BC151964  Diplacus douglasii Volney Rattan 1887-3-17 274 San Joaquin Live Oaks & Mokelumne River Comment
  CAS-BOT-BC151965  Diplacus douglasii Volney Rattan 1886-3-15 s.n. San Joaquin Live Oaks Comment
  CAS-BOT-BC151364  Diplacus tricolor Arthur Titus 1885-4-1 s.n. San Joaquin Live Oaks Comment
  SEINET188373  Diplacus tricolor C. L. Hitchcock 1940-1 6367 San Joaquin 3 mi S of Galt 16 Comment
  CAS-BOT-BC151365  Diplacus tricolor W. P. Steinbeck 1923-4-1 s.n. San Joaquin Near Stockton Comment
  CAS-BOT-BC151370  Diplacus tricolor Roxana S. Ferris 1953-5-15 12645 San Joaquin On road between Everett School & intersection with Bellota-Farminton Road ca. 1 mi. W of intersection. Comment
  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
  UCD64194  Distichlis spicata B. A. Madson 1928-11-22 San Joaquin Stockton. Comment
  UCD64484  Distichlis spicata Katharine Brandegee Date Unknown San Joaquin Lathrop? Comment
  UCD64485  Distichlis spicata Katharine Brandegee Date Unknown San Joaquin Lathrop? Comment
  CDA39015  Dittrichia graveolens D. G. Kelch 2011-10-4 11 .832 San Joaquin Ingram Creek Rd., 6.3 km west of Westley. 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
  UCR253800  Dittrichia graveolens George K. Helmkamp, Elizabeth Helmkamp 2012-10-26 20062 San Joaquin San Joaquin Valley, along Hwy CA-26, 0.7 mile northeast of Bellota 50 Comment
  UC1039534  Dodecatheon clevelandii subsp. patulum Herbert L. Mason 1927-4-7 5201 San Joaquin 4 mi e Clements; e of Clements Comment
  UC22403  Dodecatheon clevelandii subsp. patulum J. A. Sanford 1890-1 61 San Joaquin W Stockton Comment
  UC673356  Dodecatheon clevelandii subsp. patulum H. 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
  JEPS5053  Downingia bicornuta Rimo Bacigalupi and Alex Hawkes 1951-4-21 3258 San Joaquin 4 mi e Stockton (along State Highway 4) Comment
  RSA289456  Downingia bicornuta Rimo Bacigalupi, Alex D. Hawkes 1951-4-21 3258 San Joaquin Along State Hwy 4, 4 miles E of Stockton. Comment
  JEPS108479  Downingia bicornuta Lisa Schultheis 1996-5-10 299 -96 San Joaquin W of Warnerville, where Warnerville Rd. crosses the train tracks, 2.5 mi E of Emery Road. Comment
  UC1143162  Downingia bicornuta var. picta R. D. Roseberry 1935-5-13 167 San Joaquin 2 mi ssw Wallace; Jackson Quad. 121 Comment
  UC1189257  Downingia bicornuta var. picta S. Galen Smith 1957-5-24 2935 San Joaquin by the Farmington to Bellota road (near the entrance to J. Bentoni ranch) Comment
  UC765458  Downingia bicornuta var. picta R. F. Hoover 1937-6-10 2400 San Joaquin 2 mi ne Clements Comment
  UC903049  Downingia bicornuta var. picta Ethel Crum 1932-5-1 1419 San Joaquin 4 mi sw Lockeford 7 Comment
  UC903255  Downingia bicornuta var. picta Ethel Crum 1932-5-1 1421 San Joaquin 2 mi ne Lockeford 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
  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
  POM215483  Downingia insignis Adele Lewis Grant 1916-3-3 s.n. San Joaquin Stockton. Comment
  UC1192048  Downingia insignis F. Chisaki, S. G. Smith, and Peter M. Ray 1951-4-14 1981 San Joaquin ca 3 mi e Stockton (Highway 4) 7 Comment
  UC28976  Downingia insignis J. A. Sanford 1890-1 161 San Joaquin Stockton Comment
  UCD55045  Downingia insignis F. Chisaki; S. G. Smith and Peter M. Ray 1951-4-14 1981 San Joaquin Highway #4; ca. 3 miles east of Stockton. 7 Comment
  POM146099  Downingia insignis E. E. Stanford 1927-4-21 168 San Joaquin Stockton, Campus. Comment
  POM312382  Downingia insignis Francia Chisaki, S. Galen Smith, Peter M. Ray 1951-4-14 1981 San Joaquin Hwy 4, ca 3 miles E of Stockton. 8 Comment
  RSA28006  Downingia ornatissima C. L. Hitchcock 1940-4-29 6304 San Joaquin 3 miles south of Galt. 16 Comment
  UCSB9182  Downingia ornatissima Bacigalupi, Rimo; Hawkes, Alex 1951-4-21 San Joaquin Along State Highway 4, 2 miles east of Stockton Comment
  JEPS13012  Downingia ornatissima var. eximia Rimo Bacigalupi with G. T. Robbins and Keith Harrison 1955-5-13 5072 San Joaquin 2.2 mi w Calaveras County line (along State Highway 8, foothills of the Sierra Nevada); Sierra Nevada 53 Comment
  JEPS14405  Downingia ornatissima var. eximia R. F. Hoover 1936-6-8 1289 San Joaquin 2 mi e Escalon Comment
  UC1192047  Downingia ornatissima var. eximia F. Chisaki, S. G. Smith, and Peter M. Ray 1951-4-14 1987 San Joaquin 0.6 mi n Collegeville (on road toward Lockeford, e of road) Comment
  UC765628  Downingia ornatissima var. eximia R. F. Hoover 1936-6-8 1289 San Joaquin 2 mi e Escalon Comment
  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
  UC765630  Downingia ornatissima var. ornatissima R. F. Hoover 1937-6-10 2397 San Joaquin Farmington Comment
  UC28988  Downingia pulchella J. A. Sanford 1890-1 155 San Joaquin French Camp Comment
  UC28989  Downingia pulchella F. W. Gunnison May 1896 San Joaquin Linden Comment
  UCD54532  Dysphania ambrosioides Ellen Dean; Ann King, Dawn Cunningham 2005-9-27 2713 San Joaquin Southern boundary of city of Manteca. South side of Hwy 120, east of Interstate 5, just E of South Union Rd. 15 Comment
  UCD98648  Dysphania ambrosioides G. F. Hrusa; S. A. Wagner 1992-8-9 9329 San Joaquin Caswell Memorial State Park. Comment
  CAS-BOT-BC291091  Eastwoodia elegans W. Ernst 1956-5-11 s.n. San Joaquin Corral Hollow, east of Livermore Comment
  CAS-BOT-BC291092  Eastwoodia elegans Alice Eastwood; John Thomas Howell 1938-5-24 5791 San Joaquin Hospital Canyon Comment
  CAS-BOT-BC291093  Eastwoodia elegans Alice Eastwood; John Thomas Howell 1938-5-24 5791 San Joaquin Hosiptal [Hospital] Canyon Comment
  JEPS22861  Eastwoodia elegans Alice Eastwood and John Thomas Howell 1938-5-24 5791 San Joaquin Hospital Canyon 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
  UC198968  Eastwoodia elegans H. M. Hall and F. M. Essig 1916-6-1 10141 San Joaquin Corral Hollow Mt. Diablo 120 Comment
  CDA25995  Echinochloa colona G. K. Helmkamp, E. A. Helmkamp 2008-10-9 14228 San Joaquin San Joaquin Valley; Junction of Collier Road and CA-88, 1.1 miles north of the junction of CA-12 and CA-88, northeast of Lodi. Comment
  UCD60777  Echinochloa colona Robert E. Preston 2004-9-3 2291 San Joaquin Ca. 10.5 mi NE of Lodi, at jct Liberty Rd and Dry Creek Rd. 36 Comment
  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
  UCD60925  Echinochloa crus-galli Beecher Crampton 1965-7-12 7457 b San Joaquin San Joaquin County, Terminous, Potato Slough. Comment
  UCR201899  Echinochloa crus-galli George K. Helmkamp, E. A. Helmkamp 2008-10-9 14241 San Joaquin San Joaquin Valley, Dogtown, c. 12 miles NE of Lodi, Collier Road at Mackville Road, 1.1 miles west of CA-88 37 Comment
  CAS-BOT-BC197221  Echinochloa crus-pavonis Brian Atwater 1978-8-24 BA- 118 San Joaquin Between Rindge Tract and Wright Tract Comment
  UC1745651  Echinochloa crus-pavonis Annetta M. Carter, Florence Little, Edward Lee 1934-7-4 679 San Joaquin By aqueduct. Holt. Comment
  UCD32937  Echinochloa crus-pavonis Beecher Crampton 1965-7-12 7457 c San Joaquin San Joaquin County, Terminous, Potato Slough. Comment
  UC142470  Echinodorus berteroi Katharine Brandegee Sept. 1907 San Joaquin San Joaquin R. near Lathrop; San Joaquin R. Comment
  CDA15561  Eclipta prostrata G. F. Hrusa, M. Rejmanek, M. Tu 1998-10-14 14892 San Joaquin Caswell Memorial State Park. Stanislaus River W terminus of Fence Line trail. Comment
  UCD130854  Eclipta prostrata G. F. Hrusa 1992-8-26 9527 San Joaquin Caswell Memorial State Park. Comment
  CAS-BOT-BC291134  Eclipta prostrata J. W. Stacey 1922-10-8 s.n. San Joaquin Union Island Comment
  POM147777  Eclipta prostrata E. E. Stanford 1927-9-26 722 San Joaquin Stockton, near San Joaquin River. Louis Park. Comment
  UC1100127  Egeria densa Herbert L. Mason and Verne Grant 1946-8-21 13061 San Joaquin w of Stockton (on Borden Highway) Comment
  UC629704  Egeria densa H. L. Mason 1938-8-26 12075 San Joaquin sw of Holt (Trapper Slough); Robert's Island Comment
  CDA37674  Egeria densa R. Breckenridge/D. Kratville 2001-8-8 s.n. San Joaquin In Sacramento-San Joaquin Delta; from Highway 12 south to Antioch Bay. 0 Comment
  SBBG45002  Egeria densa H. L. Mason 1938-8-26 12075 San Joaquin Trapper Slough, Robert's Island, SW of Holt 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
  UCD139988  Eichhornia crassipes Herbert L. Mason; Verne Grant 1946-8-21 13063 San Joaquin west of Stockton on Borden Highway. Comment
  UCD110444  Elatine brachysperma Herbert L. Mason 1930-4-1 5550 a San Joaquin Ten miles east of Stockton. Comment
  SEINET7063120  Eleocharis macrostachya A. G. Vestal 1963-5-27 s.n. San Joaquin Duck Creek on Route 26, about 6 miles east northeast of Linden. UTM Zone 10, 675861mE, 4215224mN. (WGS84/NAD83). 37 Comment
  UC1157923  Eleocharis macrostachya Alex D. Hawkes 1951-4-21 4801 San Joaquin 10 mi E of Stockton Comment
  CDA38944  Eleocharis macrostachya T. C. Fuller 1962-5-1 8296 San Joaquin Highway 12 to Wallace, 2.0 miles east of Clements. 0 Comment
  CDA38945  Eleocharis macrostachya T. C. Fuller 1962-5-1 8343 San Joaquin North of Ione Road, 0.5 mile east of schoolhouse, 2 miles north of Clements. 0 Comment
  POM146164  Eleocharis palustris E. E. Stanford 1927-5-26 434 San Joaquin Stockton, Calaveras River bottom. Comment
  CDA2029  Eleusine tristachya T. C. Fuller 1967-8-21 16292 San Joaquin Along north bank of Coyote Creek, northeast of Collier Road & Linn Road, ca. 2.5 miles north of Clements. 0 Comment
  CDA2033  Eleusine tristachya T. C. Fuller 1970-8-1 19786 San Joaquin Mickie Grove, 1 mile south of Lodi. 0 Comment
  JEPS110500  Eleusine tristachya Robert E. Preston 2004-11-16 2304 San Joaquin Ca. 6.9 mi SW of Stockton, between Middle River and Wing Levee Rd, N of Undine Rd. 2 Comment
  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
  RSA749834  Eleusine tristachya George K. Helmkamp, E. A. Helmkamp 2008-10-9 14227 San Joaquin junction of Collier Road and CA-88, 1.1 miles north of the junction of CA-12 and CA-88, NE of Lodi 35 Comment
  UCD61233  Eleusine tristachya T. C. Fuller 1970-8-10 19786 San Joaquin Mickie Grove, 1 mile S of Lodi. Comment
  UCR201901  Eleusine tristachya George K. Helmkamp, E. A. Helmkamp 2008-10-9 14227 San Joaquin San Joaquin Valley, junction of Collier Road and CA-88, 1.1 miles north of the junction of CA-12 and CA-88, NE of Lodi 35 Comment
  UCD138120  Elodea canadensis G. F. Hrusa; S. A. Wagner 1992-4-22 9309 San Joaquin Caswell Memorial State Park. 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
  JEPS1585  Emmenanthe penduliflora A. R. Arnold 1922-4-30 San Joaquin Corral Hollow, Inner South Coast Ranges Comment
  UCR64470  Endolepis covillei E. E. Stanford 1930-1 1863 San Joaquin Lincoln Hwy, near French Camp Comment
  RSA478368  Endolepis covillei E. E. Stanford 1930-08 1863 San Joaquin Lincoln Hwy, near French Camp. Comment
  CAS-BOT-BC227443  Epilobium brachycarpum George K. Helmkamp; E. A. Helmkamp 2011-10-15 18434 San Joaquin San Joaquin Valley: along CA-26, 0.6 mile northeast of Escalon-Bellota Rd. 40 Comment
  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
  UC422959  Epilobium brachycarpum Harriet A. Walker 1907-9-8 921 San Joaquin Lathrop Comment
  UCR253799  Epilobium brachycarpum George K. Helmkamp, Elizabeth Helmkamp 2012-10-26 20063 San Joaquin San Joaquin Valley, along Hwy J-6 (Escalon-Bellota Road), 1.2 miles south of its junction with CA-26 46 Comment
  UCR45225  Epilobium brachycarpum A. C. Sanders 1986-9-12 6918 San Joaquin San Joaquin Valley, along Interstate Hwy 5, 0.7 mi north of the Hospital Creek bridge & 2.2 mi north of the Stanislaus Co line 76 Comment
  UC249620  Epilobium campestre Joseph P. Tracy 1921-5-25 5788 San Joaquin Bed of pool San Joaquin Valley, Farmington 30 Comment
  UC762968  Epilobium campestre Robert F. Hoover 1935-6-12 646 San Joaquin Dry beds of vernal pools San Joaquin Valley, Farmington 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
  UC249619  Epilobium cleistogamum Joseph P. Tracy 1921-5-25 5787 San Joaquin Farmington San Joaquin Valley (bed of dried-up pool) 30 Comment
  UC765022  Epilobium cleistogamum Robert F. Hoover 1935-6-12 644 San Joaquin Farmington San Joaquin Valley (beds of vernal pools) Comment
  UC19943  Epilobium densiflorum J. A. Sanford 1890-1 182 San Joaquin W. Stockton Comment
  SD124844  Epilobium paniculatum A. C. Sanders 1986-9-12 6918 San Joaquin Along Highway I-5, 0.7 mile north of the Hospital Creek bridge and 2.2 miles north of the Stanislaus Co. line. 75 Comment
  CAS-BOT-BC56957  Equisetum arvense Brian Atwater 1978-8-18 BA- 50 San Joaquin inside a meander of Old River; between Quinby Island and Franks Tract Comment
  UCD135270  Equisetum arvense G. F. Hrusa; S. A. Wagner 1992-4-22 9288 San Joaquin Caswell Memorial State Park. Comment
  RSA684652B  Equisetum arvense Clarence R. Quick 1929-5-4 s.n. San Joaquin Calaveras River bottom, Stockton. Comment
  UCD135379  Equisetum hyemale subsp. affine G. F. Hrusa; S. A. Wagner 1992-4-22 9277 San Joaquin Caswell Memorial State Park. 100 Comment
  JEPS74991  Eragrostis hypnoides L. R. Heckard and P. Rubtzoff 1971-9-15 2809 San Joaquin ca. 4 air mi. s.w. Ripon (Stanislaus R. at Caswell State Park); Caswell State Park, Stanislaus R. Comment
  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
  UCD63382  Eragrostis hypnoides G. F. Hrusa; S. A. Wagner 1992-8-9 9361 San Joaquin San Joaquin Co. Oxbow Lake. 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
  CAS-BOT-BC204640  Eragrostis mexicana subsp. virescens E. E. Stanford 1926-10-23 78 San Joaquin Stockton Comment
  POM146103  Eragrostis mexicana subsp. virescens E. E. Stanford 1926-10-23 78 San Joaquin Stockton Comment
  UCD38681  Eragrostis mexicana subsp. virescens Beecher Crampton 1956-7-30 3739 San Joaquin Lockeford. Comment
  UCD63815  Eragrostis mexicana subsp. virescens Beecher Crampton 1962-8-28 6665 San Joaquin 7.4 miles south of Thornton, Thornton Road. 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
  UCD65668  Eragrostis pilosa Beecher Crampton 1956-7-30 3737 San Joaquin eastern city limits of Lockeford. Comment
  POM61829  Eremalche parryi C. F. Baker 1923-4-25 2869 San Joaquin Tracy Comment
  UC575685  Eremalche parryi Alice Eastwood and John Thomas Howell 1935-4-7 2099 San Joaquin e. end Corral Hollow Comment
  UC596565  Eremalche parryi R. F. Hoover 1938-5-7 3354 San Joaquin 1 mi. n. Corral Hollow (near Alameda Co. line) Comment
  UC763043  Eremalche parryi R. F. Hoover 1935-4-21 551 San Joaquin Corral Hollow Comment
  JEPS69091  Eriastrum pluriflorum W. L. Jepson 1896-6-27 15048 San Joaquin on e and w road Lower San Joaquin (river bridge (Mossdale School) to Atlanta) Comment
  UC87259  Ericameria nauseosa var. speciosa unknown San Joaquin Basaltic Cliffs 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
  UCD73466  Erigeron sumatrensis M. Evett 2008-9-2 s. n. San Joaquin city of Stockton, 8243 Onyx Ct., extreme SE corner of lot. Comment
  UCD73468  Erigeron sumatrensis M. Evett 2008-9-2 s. n. San Joaquin city of Stockton, 8243 Onyx Ct., extreme SE corner of lot. Comment
  CDA32129  Eriochloa acuminata var. acuminata J. B. Gianelli 1989-6-15 San Joaquin Stockton; in 40 acre field of corn. 0 Comment
  UCD101512  Eriogonum G. L. Stebbins Jr.; Alva Day 1966-3-12 6312 San Joaquin near bridge at lower end of Corral Hollow. Comment
  CAS-BOT-BC248546  Eriogonum angulosum Roxana S. Ferris 1938-4-15 9417 San Joaquin Near mouth of Elk Ravine. Corral Hollow-Livermore Road 152 Comment
  SBBG28206  Eriogonum angulosum A. Eastwood, J. T. Howell 1938-4-18 San Joaquin Hospital Cyn Comment
  UC101522  Eriogonum angulosum Katharine Brandegee 1907-10-2 San Joaquin along railroad track near Stockton Comment
  UC903031  Eriogonum angulosum Ethel Crum 1932-10-16 1485 San Joaquin 9 mi sw Tracy (e end of Corral Hollow); Corral Hollow 152 Comment
  CAS-BOT-BC250038  Eriogonum fasciculatum var. polifolium E. E. Stanford 1930-4-19 1413 San Joaquin Corral Hollow Road 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
  CAS-BOT-BC250506  Eriogonum gracile John Thomas Howell 1932-10-16 10844 San Joaquin 9 1/2 miles from Tracy on Tesla Road Comment
  CAS-BOT-BC250507  Eriogonum gracile John Thomas Howell 1927-8-27 3066 San Joaquin 3 miles west of Manteca 15 Comment
  JEPS56941  Eriogonum gracile F. T. Bioletti 1892-9-9 San Joaquin Lathrop Comment
  UC412858  Eriogonum gracile Harriet A. Walker 1907-9-8 885 San Joaquin Lathrop Comment
  UC768560  Eriogonum gracile R. F. Hoover 1934-10-21 49 San Joaquin near Escalon Comment
  RSA229  Eriogonum gracile var. gracile J. T. Howell 1927-8-27 706 San Joaquin Near Manteca, San Joaquin Valley 15 Comment
  CAS-BOT-BC259464  Eriogonum luteolum Volney Rattan No date on label s.n. San Joaquin Live Oaks 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
  UC2046133  Eriogonum nudum var. nudum Neal Kramer 2015-8-12 2151 San Joaquin power line access road approx. 1/3 mile SW of Corral Hollow Road Comment
  CAS-BOT-BC269737  Eriogonum nudum var. oblongifolium Volney Rattan 1881-9-1 s.n. San Joaquin Live Oaks Comment
  CAS-BOT-BC269833  Eriogonum nudum var. pubiflorum Volney Rattan 1881-9-1 s.n. San Joaquin Live Oaks Comment
  UC6620  Eriogonum spergulinum var. reddingianum J. A. Sanford 1890-1 San Joaquin Comment
  UC6480  Eriogonum wrightii var. trachygonum Wm. H. Brewer 1861-10-18 846 San Joaquin Corral Hollow, Camp 61 Corral Hollow Comment
  UC17059  Erodium botrys J. A. Sanford 1890-1 358 San Joaquin Waverly Comment
  UCR242631  Erodium botrys George K. Helmkamp, E. A. Helmkamp 2010-4-7 15824 San Joaquin Northeast San Joaquin Valley, junction of CA-88 and CA-12, about 6 miles NE of Lockeford, 1.2 mi. NE of Clements 40 Comment
  POM147725  Erodium cicutarium E. E. Stanford 1928-3-2 782 San Joaquin Stockton. Comment
  SEINET3289502 Image available Erodium cicutarium P. O. Schallert 1945-3-8 C 29 San Joaquin Near Stockton, California Comment
  UC17096  Erodium cicutarium F. W. Gunnison May 1896 San Joaquin Linden Comment
  POM146118  Erodium moschatum E. E. Stanford 1926-10-26 83 San Joaquin Stockton. 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
  UC1122953  Eryngium castrense R. D. Roseberry 1935-5-16 180 San Joaquin 4 mi. n.w. Milton (Plot No. 133); Jackson Quad. 121 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
  UC764151  Eryngium castrense R. F. Hoover 1937-6-9 2393 San Joaquin 5 mi. e. Stockton Comment
  UCR62344  Eryngium castrense 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
  RSA26761  Eryngium castrense Roxana S. Ferris 1940-6-1 9843 San Joaquin Slough about 3 miles west of Lockford on Stockton-Lockford road. Comment
  RSA290416  Eryngium castrense Yusuf Sheikh 1972-5-25 534 San Joaquin Ca. 0.3 mile west of Stanislaus County line on Funk Road, San Joaquin Valley Comment
  UC1487256  Eryngium castrense Yusuf Sheikh 1972-5-25 534 San Joaquin 0.3 mi. w. of Stanislaus Co. line on Funk Rd. 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
  JEPS14006 Image available Eryngium racemosum W. L. Jepson 1923-10-22 10287 San Joaquin San Joaquin City San Joaquin River; San Joaquin City, San Joaquin River, San Joaquin Co. Comment
  JEPS15867  Eryngium racemosum F. T. Bioletti 1892-9-9 San Joaquin Lathrop Comment
  JEPS2587 Image available Eryngium vaseyi W. L. Jepson 1896-6-27 14278 San Joaquin Escalon San Joaquin Valley; Escalon, San Joaquin Valley, San Joaquin Co. 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
  CAS-BOT-BC54449  Erysimum capitatum H. L. Mason 1932-3-19 6820 San Joaquin Two miles east of Midway between Mountain House and Tracy. Comment
  CAS-BOT-BC54451  Erysimum capitatum Alice Eastwood; John Thomas Howell 1938-4-18 5086 San Joaquin Hospital Canyon. Comment
  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
  SEINET4856316  Eschscholzia arvensis Carl 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-BC403523  Eschscholzia californica Brandegee 1889-5-1 O San Joaquin Tracy Comment
  CAS-BOT-BC403526  Eschscholzia californica C. F. Baker 1903-4-25 2906 San Joaquin Tracy Comment
  CAS-BOT-BC5871  Eschscholzia californica Charles Fuller Baker 1903-4-25 2778 San Joaquin Tracy [as Tracey] Comment
  UC766001  Eschscholzia californica Robert F. Hoover 1935-3-1 255 San Joaquin Vernalis Comment
  SEINET10825964 Image available Eschscholzia californica Charles F. Baker 1903-4-25 Baker 2906 San Joaquin Tracy. Abundant in sandy fields. Comment
  POM196284  Eschscholzia californica var. peninsularis E. E. Stanford 1928-3-10 799 San Joaquin Manteca. Comment
  RSA22047  Eschscholzia californica var. peninsularis J. T. Howell 1938-4-10 13759 San Joaquin Hospital Canyon Comment
  RSA21454  Eschscholzia californica var. peninsularis Carl B. Wolf 1937-3-31 8388 San Joaquin San Joaquin Valley, 0.5 mi N of Vernalis. 30 Comment
  CAS-BOT-BC419476  Eschscholzia lobbii Volney Rattan 1885-3-20 s.n. San Joaquin Live Oaks Comment
  UC10057  Eschscholzia lobbii A. W. Gunnison 1896-4-18 San Joaquin Linden Comment
  UCD95377  Eschscholzia lobbii Marvin L. Nies 1951-4-1 30 San Joaquin 8 miles east of Lodi. Comment
  JEPS104687  Eschscholzia rhombipetala John L. Morrison 1940-3-17 3122 San Joaquin Corral Hollow; ca. 1/8 mi SE of Castle Rock Comment
  UC765993  Eschscholzia rhombipetala R. F. Hoover 1937-4-3 1737 San Joaquin Corral Hollow; on hill at lower end Comment
  CDA4982  Euonymus fortunei var. radicans J. B. Gianelli 1979-11-23 San Joaquin Manteca Garden Center, Manteca. 0 Comment
  CDA4828  Euphorbia davidii T. C. Fuller 1962-7-2 9074 San Joaquin San Joaquin Valley; between rails of the W.P. R.R. tracks; Terminous. 0 Comment
  UC1220394  Euphorbia davidii T. C. Fuller 1962-7-2 9074 San Joaquin W. P. R. R. tracks, Terminous Comment
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Mar 19 2010
  UCR80287  Euphorbia davidii T. C. Fuller 1962-7-2 9074 San Joaquin San Joaquin Valley, between rails of the W.P.R.R. tracks, Terminous. Comment
  UCD142395  Euphorbia davidii T. C. Fuller 1962-7-2 9074 San Joaquin Terminous. Comment
  UCD142579  Euphorbia maculata Daryl Koutnik 1988-8-23 s.n. San Joaquin Acampo, north of Lodi at 5401 Jahanat Road, 1 mile east of Hwy 99. 22 Comment
  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
  CDA4868  Euphorbia oblongata M. Switzenberg 1958-9-29 San Joaquin North side of Highway 4, 1/2 mile west of Woodsbro Road, 4 miles west of Stockton. 0 Comment
  UCD142811  Euphorbia serpillifolia G. F. Hrusa 1992-8-26 9572 San Joaquin Caswell Memorial State Park. 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
  CDA35307  Euphorbia spathulata T. C. Fuller 1962-4-24 8234 San Joaquin South of Corral Hollow Creek, ca. 8 miles southwest of Tracy. 0 Comment
  CAS-BOT-BC312280  Euthamia occidentalis Mrs. E. C. Sutliffe 1927-9-4 s.n. San Joaquin Lodi Comment
  CAS-BOT-BC312283  Euthamia occidentalis Brian Atwater 1978-8-22 BA- 76 San Joaquin Middle River between Victoria Is. and Upper Jones Tract Comment
  JEPS40670  Euthamia occidentalis W. L. Jepson 1913-11-22 5689 San Joaquin Middle River Comment
  UC31899  Euthamia occidentalis F. T. Bioletti 1891-8-30 San Joaquin Comment
  JEPS32339  Euthamia occidentalis Roy M. Filcher 1914-9-14 San Joaquin Moorland 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
  SEINET8687859 Image available Euthamia occidentalis N. K. Berg 1903-12-12 s.n. San Joaquin Stockton, Rough and Ready Island Comment
  CDA12447  Festuca arundinacea G. F. Hrusa, S. A. Wagner 1992-4-2 9267 San Joaquin Caswell Memorial State Park. Comment
  UCR208314  Festuca dertonensis George K. Helmkamp, E. A. Helmkamp 2009-3-26 14469 San Joaquin San Joaquin Valley, along CA-88/12 in Lockeford, 0.3 mile northeast of Elliott Road 24 Comment
  UCR207843  Festuca myuros var. hirsuta George K. Helmkamp, E. A. Helmkamp 2009-3-26 14463 San Joaquin San Joaquin Valley, junction of Collier Road and CA-88, about 0.2 mile north of the Mokelumne River 43 Comment
  UCR253465  Festuca perennis George K. Helmkamp 2014-3-18 22587 San Joaquin San Joaquin Valley, along Collier Road, 1.1 mile east of Tully Road, 10.4 mi. ESE (103 deg. ) of Galt 40 Comment
  RSA604700  Forestiera pubescens Louis C. Wheeler 1952-9-29 6991 San Joaquin Corral Hollow Creek, near Ladd Mine. Comment
  CAS-BOT-BC52514  Frangula californica subsp. californica Volney Rattan 1885-6-1 s.n. San Joaquin Live Oaks Comment
  CAS-BOT-BC53586  Frangula californica subsp. tomentella Volney Rattan 1885-6-1 s.n. San Joaquin Live Oaks Comment
  CAS-BOT-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
  UC672598  Frankenia salina H. L. Mason 1928-9-30 4967 San Joaquin near Holt; San Joaquin Delta 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-BC223543  Fraxinus latifolia Carl B. Wolf 1940-11-6 9779 San Joaquin San Joaquin Valley. 1 mi. West of Farmington 30 Comment
  CAS-BOT-BC223547  Fraxinus latifolia Carl B. Wolf 1940-11-6 9779 San Joaquin San Joaquin Valley. 1 mi West of Farmington 30 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
  UC774712  Fraxinus latifolia C. B. Wolf 1940-11-6 San Joaquin 1 mi n Lodi; San Joaquin Valley, Mokelumne River 15 Comment
  UCD122058  Fraxinus latifolia G. F. Hrusa; S. A. Wagner 1992-7-9 9179 San Joaquin Along bank of Stanislaus River. Caswell Memorial State Park. Comment
  CDA5842  Galinsoga parviflora J. B. Gianelli 1983-7-27 San Joaquin East of house at 16229 East Copporolis Road. 0 Comment
  UCD121698  Galium aparine G. F. Hrusa; S. A. Wagner 1992-4-22 9253 San Joaquin Caswell Memorial State Park. Comment
  UCD96912  Galium aparine Ellen Dean; Clare Loughran, Mary Shea, Wilde Legard, 2011-4-22 6950 San Joaquin Contra Costa Water District land (recently purchased), Carnegie Canyon Area at 32322 Corral Hollow Road west of CA-580 just north of junction with Interstate 5. Canyon with Amsinckia grandiflora population. Upper end of population. Comment
  UCR238401  Galium aparine George K. Helmkamp, E. A. Helmkamp 2012-4-7 18730 San Joaquin San Joaquin Valley, along CA-26, 3.2 miles southwest of its junction with N Wimer Road, NE of town of Linden 52 Comment
  CDA6668  Galium mollugo J. Solari 1965-6-7 San Joaquin M. Allen property, Route 5, Roberts Island. 0 Comment
  UCD121931  Galium trifidum G. F. Hrusa; S. A. Wagner 1992-7-8 9169 San Joaquin Caswell Memorial State Park. Comment
  RSA129642  Gastridium phleoides R. D. Roseberry 1935-5-13 169 San Joaquin 2 1/2 miles SSW of Wallace. 122 Comment
  UC569816  Gastridium ventricosum R. D. Roseberry 1935-5-13 169 San Joaquin 2 1/2 mi ssw Wallace; Jackson Quad. 121 Comment
  UC17127  Geranium carolinianum J. A. Sanford 1890-1 348 San Joaquin Stockton 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
  SJSU11650  Gilia capitata subsp. pedemontana S. R. Piazza 1963-5-19 San Joaquin Ripon c. 15 mi NW of Modesto Comment
  POM195970  Gilia capitata subsp. staminea E. E. Stanford 1928-4-21 919 San Joaquin Lathrop Comment
  RSA516992  Gilia capitata subsp. staminea Barbara Ertter 1986-3-14 5786 San Joaquin Corral Hollow in Diablo Range SE of Livermore, along Tesla Rd. (Rt. J12) 3.5 mi W of jct I-580 152 Comment
  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
  UC907894  Gilia capitata subsp. staminea W. E. Fair 1929-4-14 San Joaquin Old River Antioch, Old River Comment
  UC907895  Gilia capitata subsp. staminea Joseph Dixon 1928-3-31 136 San Joaquin Manteca Comment
  RSA48941  Gilia capitata subsp. staminea Gilbert Greenwald 1949-5-7 5 San Joaquin San Joaquin Experimental Range 122 Comment
  UC962107  Gilia minor R. F. Hoover 1937-4-3 1745 San Joaquin lower end of Corral Hollow Comment
  HSC12249  Gilia tricolor Gary J. Stebbins 1970-3-28 54 San Joaquin Along S.R. 88, 1.5 mi. SW of the Amador Co. line 38 Comment
  RSA537735  Gilia tricolor W. L. Jepson 1922-4-2 9558 San Joaquin Corral Hollow, Mt. Hamilton Range. 152 Comment
  UC1785059  Gilia tricolor subsp. diffusa J. Ewan 1934-3-1 8613 San Joaquin open fields along floor of Corral Hollow, S of Carnegie Comment
  JEPS85999  Gilia tricolor subsp. tricolor W. L. Jepson 1922-4-2 9558 San Joaquin Corral Hollow Mt. Hamilton Range, Corral Hollow 152 Comment
  SD241129  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 (33a^z) of Clements (Goose Creek 7.5'Q) 78 Comment
  SEINET11261868  Gilia tricolor subsp. tricolor George Helmkamp, E. A. Helmkamp 2010-4-7 15835 San Joaquin Northeast San Joaquin Valley: along CA-88, 1.1 miles southwest of the Amador County line, 6 miles NE (331/4) of Clements (Goose Creek 7.5' Q); 0 79 Comment
  UC1055821  Gilia tricolor subsp. tricolor Frank W. Gould 1940-3-16 880 San Joaquin near Castle Rock (Corral Hollow); Mt. Hamilton Range, near Castle Rock, Corral Hollow 259 Comment
  UC23858  Gilia tricolor subsp. tricolor F. W. Gunnison May, 1896 San Joaquin Linden Comment
  UC963968  Gilia tricolor subsp. tricolor R. F. Hoover 1938-2-27 2797 San Joaquin Corral Hollow Castle Rock, Corral Hollow 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
  JEPS42883  Glinus lotoides W. L. Jepson 1923-10-22 10284 San Joaquin San Joaquin City, San Joaquin River San Joaquin River; San Joaquin City, San Joaquin River Comment
  UC115341  Glinus lotoides K. Brandegee 1892-9-9 San Joaquin San Joaquin Bridge near Lathrop 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
  UCD66767  Glyceria declinata Margaret W. Flesher 1993-3-12 s.n. San Joaquin San Joaquin and Stanislaus Counties: Foothills northeast of Modesto, at localities marked on accompanying map. 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
  POM358722  Gnaphalium E. E. Stanford 1930-5-2 1457 San Joaquin Empire Tract Comment
  RSA0034623  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
  UC485681  Gnaphalium palustre Harriet A. Walker 1907-9-8 905 San Joaquin Lathrop 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
  POM196274  Gnaphalium palustre Clarence R. Quick 1929-6-4 s.n. San Joaquin Calaveras River Bottom. North of Campus. [University of the Pacific] Comment
  UC20285 Image available Godetia sparsiflora Benj. Cobb 1900-4-10 San Joaquin Tracy Comment
  JEPS4215  Gratiola ebracteata R. F. Hoover 1937-6-10 2401 San Joaquin 2 mi ne Clements Comment
  RSA424794  Gratiola ebracteata E. E. Stanford 1930-4-17 1334 San Joaquin Clements Road. Comment
  CDA39016  Grindelia camporum D. G. Kelch 2011-10-4 11 .828 San Joaquin Ingram Creek Rd., 6.3 km west of Westley. Comment
  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
  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
  UCR45224  Grindelia camporum A. C. Sanders 1986-9-12 6917 San Joaquin San Joaquin Valley, along Interstate Hwy 5, 0.7 mi north of the Hospital Creek bridge & 2.2 mi north of the Stanislaus Co line 76 Comment
  CAS-BOT-BC304975  Grindelia hirsutula John Thomas Howell 1932-10-16 10849 San Joaquin Bed of Corral Hollow Creek, 8 miles from Tracy on Tesla Road Comment
  CAS-BOT-BC304985  Grindelia hirsutula Ira L. Wiggins 1940-8-12 9532 b San Joaquin 1 mi. NW. of San Joaquin River bridge on U. S. Highway 50 Comment
  UC32114  Grindelia hirsutula Michener and Bioletti 1892-9-9 San Joaquin Lathrop Comment
  UC32116  Grindelia hirsutula F. T. Bioletti 1892-9-9 San Joaquin Lathrop Comment
  UC32175  Grindelia hirsutula J. Burtt Davy 1893-11-13 1197 San Joaquin Stockton Comment
  UC419707  Grindelia hirsutula Mrs. H. P. Bracelin 1930-10-11 88 San Joaquin nearing Stockton one mi w San Joaquin Bridge Comment
  UC60923  Grindelia hirsutula N. K. Berg 1903-12-10 San Joaquin Rough and Ready Isl. Comment
  UC87892  Grindelia hirsutula T. S. Brandegee 1901-9-9 San Joaquin San Joaquin Bridge Comment
  UC596392  Guillenia flavescens R. F. Hoover 1938-4-9 3022 San Joaquin 1 mi n Corral Hollow (near Alameda County line) Comment
  UC764858  Guillenia flavescens R. F. Hoover 1938-3-19 2863 San Joaquin near Alameda County line; Corral Hollow Comment
  UC765135  Guillenia flavescens R. F. Hoover 1938-4-9 3022 San Joaquin 1 mi n Corral Hollow (near Alameda Co. line) Comment
  POM143657  Guillenia lasiophylla C. F. Baker 1903-4-27 2791 San Joaquin Bethany Comment
  CDA14354  Gutierrezia californica J. Allan 1997-8-19 San Joaquin both sides of Corral Hollow Road, southwest of Tracy. 0 Comment
  RSA507787  Gutierrezia californica J. C. Semple 1986-8-21 8581 San Joaquin E of Livermore, Hwy J2, near perimeter of Lawrence. Livermore Explosives Test Site. 91 Comment
  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
  UC36817  Gutierrezia californica State Survey 1861-10-1 San Joaquin Camp #61 Corral Hollow Comment
  UCR194719  Gypsophila elegans George K. Helmkamp, E. A. Helmkamp 2007-10-13 13084 San Joaquin Northern San Joaquin Valley, along Hwy CA-88, 1.0 mile southwest of Clements at Disch Road 37 Comment
  UC188807  Hainardia cylindrica Mr. Sanford San Joaquin Stockton Comment
  POM359732  Hedypnois cretica E. E. Stanford 1930-4-26 1419 San Joaquin Copperopolis Rd. west of Peters Comment
  CAS-BOT-BC306531  Helenium bigelovii Brian Atwater 1978-8-31 BA- 131 San Joaquin Between Quinby Island and Franks Tract Comment
  CHSC55861  Helenium puberulum L. P. Janeway; Frances Biles, Frank Wernette 1988-6-2 2724 San Joaquin Island in Middle River ca 1/2 mi E of the Tracy Road bridge; ca 10 mi SW of Stocton. 1 Comment
  UC32239  Helenium puberulum J. A. Sanford San Joaquin w Stockton; San Joaquin Valley, Meyer's 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
  UC469042  Helianthus annuus Harriet A. Walker 1907-9-8 914 San Joaquin beyond drawbridge Lathrop Comment
  UCD131742  Helianthus annuus G. F. Hrusa; S. A. Wagner 1992-8-9 9372 San Joaquin Caswell Memorial State Park. Comment
  UCD147103  Helianthus annuus Chuck Hughes 2013-7-16 387 San Joaquin Open area about 500 feet southwest of Tracy Lake Dam, near the Mokelumne River. 6 Comment
  UCR194982  Helianthus annuus George K. Helmkamp, E. A. Helmkamp 2007-10-13 13093 San Joaquin Northern San Joaquin Valley, along Hwy CA-88, 1.0 mile southwest of Clements at Disch Road 37 Comment
  CAS-BOT-BC305457  Helianthus annuus E. E. Stanford 1927-8-31 694 San Joaquin Stockton Comment
  CAS-BOT-BC305458  Helianthus annuus E. E. Stanford 1926-8-26 2 San Joaquin Stockton Comment
  POM147733  Helianthus annuus subsp. lenticularis E. E. Stanford 1927-8-31 694 San Joaquin Stockton Comment
  UC2015362  Helianthus bolanderi G. K. Helmkamp, E. A. Helmkamp 2011-11-21 18474 San Joaquin Northeast San Joaquin Valley: along Johnson Road, 0.1 mile north of its junction with Acampo Road, 2.3 miles SW of Camanche Reservoir Comment
  CDA6557  Helianthus tuberosus J. B. Gianelli 1977-10-12 San Joaquin F.W. Reid property, 15789 Escalon-Bellota Road, north of Escalon. 0 Comment
  UC24846  Heliotropium curassavicum J. Burtt Davy 1893-11-13 410 b San Joaquin Stockton Comment
  SEINET3293531 Image available Heliotropium curassavicum subsp. oculatum P. O. Schallert San Joaquin Stockton, Delta land near stockton Comment
  SEINET3293530 Image available Heliotropium curassavicum subsp. oculatum P. O. Schallert 1945-5-30 San Joaquin Stockton, Delta Area Comment
  POM146112  Heliotropium curassavicum var. oculatum E. E. Stanford 1926-9-30 18 San Joaquin Stockton. Comment
  UCD119424  Heliotropium curassavicum var. oculatum G. F. Hrusa 1992-8-26 9554 San Joaquin Caswell Memorial State Park. Comment
  POM215190  Hemizonia fitchii D. D. Keck 1933-10-28 2570 San Joaquin Farmington Road, 0.7 mile from intersection with Hwy 99, ca. 3 miles E of Stockton. Comment
  SEINET3387093 Image available Hemizonia kelloggii David D. Keck 1931-10-18 1314 San Joaquin Simms Station, Tidewater Southern R.R., 7 miles east of Manteon. 23 Comment
  RSA182045  Hemizonia kelloggii W. L. Jepson 1896-7-17 s.n. San Joaquin Near Stockton; Lower San Joaquin Comment
  RSA6489  Hemizonia kelloggii William M. Heusi 1932-5-30 214 San Joaquin Escalon. Comment
  POM215223  Hemizonia parryi subsp. rudis D. D. Keck 1933-10-28 2572 San Joaquin Farmington Road, 0.7 mile from intersection with Hwy 99, ca. 3 miles E of Stockton. Comment
  CDA37460  Hemizonia pungens D. G. Kelch 2011-10-4 11 .829 San Joaquin Ingram Creek Rd., 6.3 km west of Westley. Comment
  CDA20331  Hemizonia pungens P. Akers 2005-5-12 s.n. San Joaquin 150 ft W of intersection of Whiskey Slough Rd and Lower Jones Rd, between RR tracks and EBMUD Mokelumne Aquaduct. 0 Comment
  CDA7795  Hemizonia pungens J. B. Gianelli 1960-3-29 San Joaquin Thornton Road, 1 mile south of Kingdon Road. (Off I-5, west of Lodi) 0 Comment
  CAS-BOT-BC388504  Herniaria hirsuta var. cinerea Roxana S. Ferris 1938-4-15 9405 San Joaquin At the mouth of Corral Hollow Comment
  CAS-BOT-BC310167  Hesperevax caulescens H. L. Mason 1939-4-16 12081 San Joaquin About 9 miles southeast of Stockton at junction of Austin Road and Little John Creek Comment
  CAS-BOT-BC310168  Hesperevax caulescens H. L. Mason 1939-4-16 12081 San Joaquin About 9 miles southeast of Stockton at junction of Austin Road and Little John Creek Comment
  UC629721  Hesperevax caulescens H. L. Mason 1939-4-16 12081 San Joaquin Junction of Austin Road and Little John Creek; Stockton 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
  SEINET3148664  Heterodraba unilateralis L. S. Rose 1938-4-3 38120 San Joaquin Corrla Hollow 122 Comment
  UC762882  Heterodraba unilateralis R. F. Hoover 1937-4-3 1742 San Joaquin lower end of Corral Hollow Corral Hollow Comment
  SEINET3386868 Image available Heterotheca grandiflora P. O. Schallert 1945-1-10 s.n. San Joaquin Delta area near Stockton, California Comment
  CAS-BOT-BC310941  Heterotheca grandiflora E. E. Stanford 1926-10-19 66 San Joaquin Near Stockton Comment
  RSA0075855  Heterotheca grandiflora E. E. Stanford 1926-10-19 66 San Joaquin Stockton, San Joaquin River. Comment
  RSA0075871  Heterotheca grandiflora Steven A. Junak 1991-7-31 sc 2777 San Joaquin Santa Cruz Island, Coches Prietos Beach 5 Comment
  UC480929  Heterotheca grandiflora Harriet A. Walker 906 San Joaquin near S.P.R.R.; Lathrop Comment
  UC1035822  Hibiscus lasiocarpos Annie M. Alexander and Louise Kellogg 1943-9-1 3526 San Joaquin on island near bridge Middle R. Bridge (San Joaquin R. (Byron-Stockton hwy.)); San Joaquin R. Valley, San Joaquin R. (Byron-Stockton hwy.) Comment
  CAS-BOT-BC123646  Hibiscus moscheutos subsp. lasiocarpos Annie Montague Alexander; L. Kellogg 1943-9-1 3526 San Joaquin Middle River Bridge, on a small, narrow island near bridge Comment
  CAS-BOT-BC55309  Hirschfeldia incana E. E. Stanford 1927-9-1 6 San Joaquin Stockton. Comment
  CDA25243  Hirschfeldia incana G. K. Helmkamp, E. A. Helmkamp 2007-10-13 13085 San Joaquin Northern San Joaquin Valley; Along Highway CA-88, 1.0 mile southwest of Clements at Disch Road. Comment
  UCD84862  Holcus lanatus Beecher Crampton 1965-7-12 7456 San Joaquin 5.7 miles S of Thornton, Thornton Road. Comment
  UCD84900  Holcus lanatus G. F. Hrusa 1992-8-26 9528 San Joaquin Caswell Memorial State Park. Low opening along the nature trail between the campgrounds and picnic areas. Comment
  CAS-BOT-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
  CDA7982  Holocarpha obconica Harkness, Peterson, Croce 1975-6-19 San Joaquin Railroad right of way, ca. 5 miles southwest of Tracy. 0 Comment
  UC913048  Holocarpha obconica David D. Keck 1933-8-23 2504 San Joaquin 10.5 mi sw Tracy (e end of hollow); Corral Hollow 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
  RSA81654  Holocarpha obconica subsp. obconica James I. McMurphy 1908-10-19 s.n. San Joaquin 3-4 miles out of Tracy. Comment
  CAS-BOT-BC320374  Holocarpha virgata David D. Keck 1931-10-18 1319 San Joaquin Escalon 38 Comment
  SBBG19275  Holocarpha virgata M. A. Piehl 1959-8-2 59497 San Joaquin St Hwy 88 ca. 1.4 mi from Amador Co line Comment
  OBI75387  Holocarpha virgata subsp. virgata David J. Keil 1988-8-23 20991 San Joaquin Liberty Road, 4.2 miles east of Hwy 99. Comment
  POM231701  Holocarpha virgata subsp. virgata C. L. Hitchcock 1935-9-14 2833 San Joaquin 3 miles S of Galt. Comment
  UC2026963  Holocarpha virgata subsp. virgata David Keil 1988-8-23 20991 San Joaquin Liberty Road 4.2 miles east of Highway 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-BC285039  Hordeum depressum E. E. Stanford 1930-4-5 1260 San Joaquin Durham Ferry Road Comment
  POM352453  Hordeum depressum C. R. Quick s.n. San Joaquin Tuxedo Park Comment
  UCR242628  Hordeum murinum George K. Helmkamp, E. A. Helmkamp 2010-4-7 15819 San Joaquin Northeast San Joaquin Valley, junction of CA-88 and CA-12, about 6 miles NE of Lockeford, 1.2 mi. NE of Clements 40 Comment
  CAS-BOT-BC389764  Hordeum murinum R. D. Hennessey 1964-5-2 79 San Joaquin Calaveras River 1 mile north and 7 miles northeast of point at which river empties into Stockton Channel Comment
  SEINET9343031  Hordeum murinum Unknown 1992-3-4 9067 San Joaquin Caswell Memorial State Park Comment
  UCD86238  Hordeum murinum subsp. leporinum G. F. Hrusa; S. A. Wagner 1992-3-4 9067 San Joaquin Caswell Memorial State Park. Picnic areas. Comment
  UCR253603  Hordeum murinum subsp. leporinum George K. Helmkamp 2014-3-18 22579 San Joaquin San Joaquin Valley, along Hwy CA-88 on the southwest side of the border with Calaveras County, 7.1 mi. SW (220 deg. ) of Ione 87 Comment
  UCR207835  Hordeum murinum subsp. murinum George K. Helmkamp, E. A. Helmkamp 2009-3-26 14457 San Joaquin San Joaquin Valley, junction of Collier Road and CA-88, about 0.2 mile north of the Mokelumne River 43 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
  CDA41058  Hydrocotyle verticillata J. Allan 2003-8-4 PDR 1268881 San Joaquin San Joaquin Valley; 3705 Hepburn Circle, Stockton. 0 Comment
  UCD128243  Hydrocotyle verticillata G. F. Hrusa; S. A. Wagner 1992-8-9 9359 San Joaquin Caswell Memorial State Park. On eastern end of Oxbow Lake. Comment
  CAS-BOT-BC400803  Hypericum anagalloides Brandegee 1892-9-7 s.n. San Joaquin Bouldin Island Comment
  UCR63920  Hypericum perforatum L. F. LaPre 1990-6-5 s.n. San Joaquin Forster Ranch at the gate on Hwy 188. 76 Comment
  CAS-BOT-BC319042  Hypochaeris glabra E. E. Stanford 1930-4-18 1362 San Joaquin Thornton Road Comment
  UC770078  Isoetes orcuttii R. F. Hoover 1936-4-30 1053 San Joaquin 2 mi n Escalon Comment
  CDA34156  Juglans californica var. hindsii R. Robison 2011-4-27 s.n. San Joaquin Prairie City Sacramento Valley Recreation Area. Comment
  UCR63919  Juglans hindsii L. F. LaPre 1990-6-4 s.n. San Joaquin Borden Ranch, south side of Dry Creek 70 Comment
  CHSC84714  Juncus acuminatus Beth Hendrickson 2002-7-10 San Joaquin San Joaquin Valley. On channel island in Old River, along the west side of Bacon Island, toward the north of the island. At base of levee. 1 Comment
  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
  RSA18400  Juncus balticus subsp. ater Carl B. Wolf 1927-6-23 504 San Joaquin 1 mile west of San Joaquin River, between Tracy and Manteca. Comment
  POM146140  Juncus bufonius E. E. Stanford 1927-4-19 164 San Joaquin Stockton. Comment
  POM147776  Juncus bufonius E. E. Stanford 1927-4-19 164 San Joaquin Stockton. Comment
  UC1601702  Juncus bufonius J. A. Sanford 1890-1 339 San Joaquin Stockton Comment
  UC766181  Juncus bufonius R. F. Hoover 1940-12-7 4710 San Joaquin 2 mi e Midway Comment
  RSA368182  Juncus bufonius E. E. Stanford 1930-4-26 1430 San Joaquin Copperopolis Road. Comment
  SEINET7042491  Juncus bufonius A. G. Vestal 1963-5-27 s.n. San Joaquin Dutch Creek east northeast of Linden on Route 8. Valley Springs quadrangle UTM Zone 10, 675894mE, 4215023mN. Comment
  UCR128232  Juncus bufonius var. congestus Pam Wright, Louis LaPierre 2003-5-9 s.n. San Joaquin Sacramento Valley, 1 mile south of Collegeville, southeast of Stockton and east of French Camp, off Littlejohn Creek immediately west of Jack Tone Road and south of BNSF railroad line, 55 acre Mariposa mitigation site (created in 2000) 17 Comment
  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
  UCD141876  Juncus phaeocephalus var. paniculatus G. F. Hrusa; S. A. Wagner 1992-7-8 9175 San Joaquin Caswell Memorial State Park. Comment
  CAS-BOT-BC80917  Juniperus californica Peter H. Raven; R. Alava; R. Ornduff; S. Woodcox 1957-3-30 10566 San Joaquin Corral Hollow Comment
  JEPS97647  Juniperus californica Annetta M. Carter 1947-3-23 1781 San Joaquin Hills W of Castle Rock, 18 mi. E of Livermore, E end of Corral Hollow. Comment
  JEPS97701  Juniperus californica Annetta M. Carter 1947-3-23 1780 San Joaquin Hills W of Castle Rock, 18 mi. E of Livermore, E end of Corral Hollow. Comment
  RSA604702  Juniperus californica L. C. Wheeler 1952-9-29 6996 San Joaquin Ladd Mine: San Joaquin 5 Comment
  SJSU2023  Juniperus californica Robert L. Fisher 1958-3-8 San Joaquin Corral Hollow Comment
  UC1751043  Juniperus californica Annetta M. Carter 1947-3-23 1781 San Joaquin Hills W of Castle Rock, 18 mi. E of Livermore, E end of Corral Hollow. Comment
  POM147994  Kickxia elatine E. E. Stanford 1927-9-17 705 San Joaquin Stockton. Comment
  POM215189  Kickxia elatine D. D. Keck 1933-10-28 2578 San Joaquin 3 miles N of Stockton. Comment
  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
  UCD68080  Kickxia spuria Mick Canevari 1996-7-19 S.N. San Joaquin Roberts Island, edge of Alfalfa field. Collected by San Joaquin County Farm Advisor. Comment
Read comments
Jun 11 2012
  POM147745  Lactuca serriola E. E. Stanford 1927-7-21 669 San Joaquin Stockton. Comment
  UCD133565  Lactuca serriola G. F. Hrusa 1992-8-26 9542 San Joaquin to the immediate west of the westernmost parking area. Caswell Memorial State Park. Comment
  CAS-BOT-BC340720  Laennecia coulteri Mrs. E. C. Sutliffe 1927-9-4 s.n. San Joaquin Lodi Comment
  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
  UC33062  Lagophylla glandulosa Jos. Burtt Davy 1893-11-13 1175 San Joaquin Stockton Comment
  UC33064  Lagophylla glandulosa Jos. Burtt Davy 1893-11-13 1175 San Joaquin Stockton Comment
  CAS-BOT-BC341283  Lagophylla glandulosa H. M. Hall 1915-9-19 10123 San Joaquin Stockton 9 Comment
  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
  SD241068  Lamium amplexicaule George K. Helmkamp, E. A. Helmkamp 2012-4-7 18718 San Joaquin San Joaquin Valley: along CA-26, 3.2 miles southwest of its junction with N Wimer Road, NE of town of Linden (Valley Springs SW 7.5'Q) 52 Comment
  SD243165  Lamium amplexicaule George K. Helmkamp, E. A. Helmkamp 2011-3-12 17060 San Joaquin Northern San Joaquin Valley: Collier Road, 0.2 mile east of its junction with Suttenfield Road, 9.4 mi. NE (50a^z) of Lodi. Grassy field. 39 Comment
  UCR242806  Lasthenia californica George K. Helmkamp, E. A. Helmkamp 2010-4-7 15822 San Joaquin Northeast San Joaquin Valley, junction of CA-88 and CA-12, about 6 miles NE of Lockeford, 1.2 mi. NE of Clements 40 Comment
  CAS-BOT-BC324461  Lasthenia conjugens Bloomer 1869-4-1 s.n. San Joaquin Antioch Comment
  CAS-BOT-BC324466  Lasthenia conjugens Edw. L. Greene 1887-4-17 s.n. San Joaquin Antioch Comment
  CAS-BOT-BC352738  Lasthenia fremontii Roxana S. Ferris 1953-5-15 12655 San Joaquin On road between Everett School and intersection with Bellota-Farmington road, ca. 2 miles W of intersection. Comment
  CAS-BOT-BC352739  Lasthenia fremontii Rimo Bacigalupi; G. T. Robbins; Keith Harrison 1955-5-13 5073 San Joaquin Along California Highway No. 8, at first rolling foothills, 2.2 miles W of Calaveras County line. 53 Comment
  UC1363789  Lasthenia fremontii Robert Ornduff 1957-5-24 4192 San Joaquin 0.7 mi sw Calaveras-San Joaquin County line (next to Hwy 8) Comment
  UC30418  Lasthenia fremontii J. A. Sanford 1890-1-1 19 San Joaquin Waverly Comment
  UC30419  Lasthenia fremontii J. A. Sanford 1890-1-1 11 San Joaquin French Camp Comment
  UC566720  Lasthenia fremontii H. L. Mason 1928-5-3 4450 San Joaquin 4 mi n Clements Comment
  UC614823  Lasthenia fremontii Beryl O. Schreiber 1932-3-27 140 San Joaquin near Midway Comment
  CAS-BOT-BC352733  Lasthenia fremontii E. E. Stanford 1927-4-23 184 San Joaquin Near Stockton. Comment
  CAS-BOT-BC352736  Lasthenia fremontii E. E. Stanford 1929-4-7 1040 San Joaquin Near Peters. Comment
  CAS-BOT-BC352737  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
  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
  CAS-BOT-BC355491  Lasthenia glaberrima D. K. Gillespie; J. W. Gillespie 1930-4-24 9232 San Joaquin 4 miles south of Galt Comment
  CDA8119  Lasthenia glaberrima T. C. Fuller 1962-5-1 8292 San Joaquin Highway 12 to Wallace, 2.0 miles east of Clements. 0 Comment
  CAS-BOT-BC352815  Lasthenia glabrata subsp. glabrata Serena Philips 1915-4-2 s.n. San Joaquin Near Stockton 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
  UC2028970  Lasthenia microglossa Barbara Ertter with Tina Carlson and CNPS members 1994-4-23 12443 San Joaquin Lawrence Livermore Laboratory on N side Corral Hollow Road just E of Alameda Co. line, ca 10 air miles SW of Tracy. Comment
  CAS-BOT-BC368708  Lasthenia minor Alice Eastwood; John Thomas Howell 1938-4-18 5074 San Joaquin Hospital Canyon Comment
  CAS-BOT-BC368709  Lasthenia minor R. F. Hoover 1966-3-25 9740 San Joaquin River Road along San Joaquin River just north of Stanislaus Co. line. Comment
  CAS-BOT-BC368715  Lasthenia minor E. E. Stanford 1928-3-20 813 San Joaquin Peters 45 Comment
  JEPS9906  Lasthenia minor A. D. Tenney 1915-4-14 San Joaquin Comment
  POM55163  Lasthenia minor C. F. Baker 1903-4-25 2789 San Joaquin Tracy. Comment
  RSA21463  Lasthenia minor C. B. Wolf 1937-3-31 8397 San Joaquin San Joaquin Valley, mouth of Hospital canyon, SW of Vernalis 107 Comment
  UC1005618  Lasthenia minor Frank W. Gould 1939-3-18 576 San Joaquin base of Castle Rock Mt. Hamilton Range, Corral Hollow, Castle Rock 198 Comment
  UC1363826  Lasthenia minor Robert Ornduff 1958-2-23 4750 San Joaquin 4.6 mi w of crossing of road and Delta-Mendota canal. or 6.8 mi sw of Highway 50 Corral Hollow Creek; Tesla-Corral Hollow Road Comment
  UC30483  Lasthenia minor Benj. Cobb 1900-3-28 San Joaquin Tracy Comment
  UC614971  Lasthenia minor Beryl O. Schreiber 1932-3-27 136 San Joaquin Midway Comment
  UC718454  Lasthenia minor Carl B. Wolf 1937-3-31 San Joaquin sw of Vernalis; San Joaquin Valley, Mouth of Hospital Canyon 106 Comment
  UC75373  Lasthenia minor C. F. Baker 1903-4-25 2789 San Joaquin Tracy Comment
  RSA43223  Lathyrus vestitus subsp. bolanderi Robert F. Hoover 1947-2-11 6616 San Joaquin Poly Canyon (Brizziolari Creek of maps) Comment
  JEPS13425  Layia chrysanthemoides R. F. Hoover 1937-5-6 2082 San Joaquin 5 mi se Stockton Comment
  UC761873  Layia chrysanthemoides R. F. Hoover 1937-5-6 2082 San Joaquin 5 mi se Stockton 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
  POM361722  Layia fremontii Clarence R. Quick 1929-4-14 s.n. San Joaquin Peters. 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-BC380870  Layia platyglossa Brandegee not specified s.n. San Joaquin San Joaquin Comment
  CAS-BOT-BC380871  Layia platyglossa Brandegee not specified s.n. San Joaquin San Joaquin Comment
  CAS-BOT-BC380872  Layia platyglossa M. K. Curran 1884-1-1 s.n. San Joaquin San Joaquin Comment
  SEINET4691390  Layia platyglossa George K. Helmkamp, E. A. Helmkamp 2010-1 15823 San Joaquin Northeast San Joaquin Valley: junction of CA-88 and CA-12, about 6 miles NE of Lockeford, 1.2 mi. NE of Clements. 40 Comment
  UC615308  Layia platyglossa Beryl O. Schreiber 1932-3-27 141 San Joaquin near Midway Comment
  UCR242782  Layia platyglossa George K. Helmkamp, E. A. Helmkamp 2010-4-7 15823 San Joaquin Northeast San Joaquin Valley, junction of CA-88 and CA-12, about 6 miles NE of Lockeford, 1.2 mi. NE of Clements 40 Comment
  CAS-BOT-BC274343  Leersia oryzoides Brian Atwater 1978-9-16 BA- 146 San Joaquin Between Victoria Is. and Upper Jones Tract Comment
  UCD36788  Leersia oryzoides Beecher Crampton 1955-9-7 3154 San Joaquin San Joaquin County, 6.4 miles south of Thornton. Comment
  UCD63518  Leersia oryzoides Ron Baskett 1969-9-26 San Joaquin edges of rice fields. Comment
  CDA32431  Leersia oryzoides J. B. Gianelli 1960-10-4 San Joaquin South side Harney Lane & Woodbridge irrigation canal, Woodbridge Irrigation District 0 Comment
  UC1036118  Lemna gibba Annetta Carter 1955-6-10 3451 San Joaquin 5 mi w of Farmington 30 Comment
  UC1101238  Lemna minor Malcolm A. Nobs, S. Galen Smith 1949-10-23 1897 San Joaquin about 15 sw of Ione (on road from Ione to Clements) Comment
  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
  UC1584130  Leontodon saxatilis L. LaPre 1990-6-4 San Joaquin Borden Ranch, Dry Creek Comment
  CAS-BOT-BC88687  Lepidium acutidens Carl B. Wolf 1937-3-31 8373 San Joaquin San Joaquin Valley, 1 mile south of Stockton on Tracy Road. 5 Comment
  CAS-BOT-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
  CAS-BOT-BC88959  Lepidium dictyotum E. E. Stanford 1928-3-10 801 San Joaquin Between Turners and Atlanta. Comment
  UC10609  Lepidium dictyotum var. acutidens F. T. Bioletti 1892-1 San Joaquin Lower San Joaquin Comment
  UC764777  Lepidium dictyotum var. acutidens Robert F. Hoover 1935-3-1 251 San Joaquin w of Ripon (San Joaquin River Bridge); San Joaquin River Comment
  RSA21259  Lepidium dictyotum var. acutidens C. B. Wolf 1937-3-31 8373 San Joaquin San Joaquin Valley. 1 mi S of Stockton on Tracy Rd. 5 Comment
  UCD115344  Lepidium didymum Ron Baskett 1974-6-6 s.n. San Joaquin location unknown. Comment
  NY76540  Lepidium latifolium D. W. McNeal 1982-7-7 2660 San Joaquin At the end of the slough north of Eight Mile Road, 0.6 mile west of Interstate #5 north of Stockton Comment
  UCR253616  Lepidium latifolium George K. Helmkamp, Elizabeth Helmkamp 2012-10-26 20074 San Joaquin San Joaquin Valley, Rock Creek, at East Sonora Road, 1.3 miles southeast of CA-4 50 Comment
  CAS-BOT-BC89696  Lepidium latifolium Bellue June 20 s.n. San Joaquin Tobin Ranch. Mossdale. Also on adjoining Olixeira Ranch. Comment
  UCD115702  Lepidium latifolium G. F. Hrusa; S. A. Wagner 1992-7-8 9171 San Joaquin On riverbank side of Oxbow Bar. Caswell Memorial State Park. 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-BC12558  Lepidium nitidum John Thomas Howell 1931-3-16 5784 San Joaquin 3 miles southeast of Tracy. Comment
  CAS-BOT-BC12560  Lepidium nitidum Carl B. Wolf 1937-3-31 8380 San Joaquin San Joaquin Valley, 3 miles east of Tracy at junction with Vernalis Road. 7 Comment
  RSA21266  Lepidium nitidum C. B. Wolf 1937-3-31 8380 San Joaquin San Joaquin Valley, 3 Mi. E. of Tracy at junction with Vernalis Road. 25 Comment
  UCR207838  Lepidium nitidum George K. Helmkamp, E. A. Helmkamp 2009-3-26 14466 San Joaquin San Joaquin Valley, along Tully Road, 0.1 mile north of its junction with Kettleman Lane, 3.8 miles south of CA-88 in Lockeford 24 Comment
  UCR232294  Lepidium nitidum var. nitidum George K. Helmkamp, E. A. Helmkamp 2011-3-29 17099 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-BC12706  Lepidium oblongum J. W. Congdon 1893-4-30 s.n. San Joaquin Lathrop. Comment
  UCR232271  Lepidium oblongum George K. Helmkamp, E. A. Helmkamp 2011-3-29 17100 San Joaquin San Joaquin Valley, along CA-26 at the junction with Ospital/N Wimer Road, c. 0.3 mile southwest of the Calaveras County line, 9.1 miles NE (56 deg. ) of Linden 72 Comment
  CAS-BOT-BC12783  Lepidium perfoliatum E. E. Stanford 1930-5-28 1524 San Joaquin Lincoln Highway near French Camp. Comment
  RSA0116234  Lepidium strictum Volney Rattan 1877-03 s.n. San Joaquin Live Oaks Comment
  UC1601653  Lepidium strictum Albert Kellogg 1889-5-29 San Joaquin S<?> Comment
  UC61020  Lepidium virginicum N. K. Berg 1903-12-5 San Joaquin Rough & Ready Isl. Comment
  CAS-BOT-BC329361  Lepidospartum squamatum John Thomas Howell 1971-6-25 48111 San Joaquin Flood plain of Hospital Creek at Interstate Hwy 580, 4 miles SW of Vernalis Comment
  CAS-BOT-BC329362  Lepidospartum squamatum John Thomas Howell 1973-10-31 50264 San Joaquin Wash of Hospital Creek SW of Vernalis at Interstate Hwy 580 Comment
  JEPS74315  Lepidospartum squamatum John Thomas Howell 1973-10-31 50264 San Joaquin sw Vernalis (at Highway 580, wash of Hospital Creek); wash of Hospital Creek Comment
  UC1069789  Lepidospartum squamatum R. W. Lundh 1932-6-1 115 San Joaquin mouth Hospital Canyon; Carbona Quad., mouth of Hospital Canyon Comment
  CAS-BOT-BC226594  Leptosiphon ambiguus G. T. York 1935-4-10 s.n. San Joaquin Hospital Canyon (4 mi. up the canyon) Comment
  RSA135321  Leptosiphon bicolor Volney Rattan 1877-3-15 s.n. San Joaquin Live Oaks Comment
  CAS-BOT-BC123036  Lessingia glandulifera var. glandulifera John Thomas Howell 1927-8-27 3065 San Joaquin 3 miles W of Manteca 15 Comment
  OBI48833  Lessingia pectinata var. tenuipes Michener & Boletti, Boletti September 1892 s.n. San Joaquin San Joaquin bridge Comment
  UC133316  Lessingia pectinata var. tenuipes Katharine Brandegee 1907-9-1 San Joaquin near Lathrop Comment
  UC468917  Lessingia pectinata var. tenuipes Harriet A. Walker 1907-9-8 932 San Joaquin in front Catholic church (Lathrop); Lathrop Comment
  POM40857  Lessingia pectinata var. tenuipes Edward L. Greene 1881-09 s.n. San Joaquin [County could be Merced or Stanislaus] San Joaquin Valley. Comment
  CAS-BOT-BC342047  Lessingia virgata V. Rattan 1880-10-23 s.n. San Joaquin Live Oaks Comment
  CAS-BOT-BC342048  Lessingia virgata Edward Lee Greene 1881-9-20 s.n. San Joaquin San Joaquin Valley Comment
  UC194246  Lessingia virgata Dr. C. C. Parry 1881-1 San Joaquin Stockton Comment
  CAS-BOT-BC272206  Leymus triticoides E. E. Stanford 1927-5-28 442 San Joaquin Near Stockton, Calaveras River Comment
  POM147755  Leymus triticoides E. E. Stanford 1927-5-28 442 San Joaquin Calaveras River; Near Stockton 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
  SEINET10531268  Libocedrus decurrens Carl C. Epling 1931-10-3 Epling s.n. 1931 San Joaquin Strawberry Valley, San Jacinto Mts. 5000 feet. Comment
  CAS-BOT-BC451655  Lilaea scilloides John Thomas Howell 1930-4-12 4680 San Joaquin 7 miles from Escalon on road to Stockton. Comment
  UC517525  Lilaea scilloides John Thomas Howell 1930-4-12 4681 San Joaquin 7 mi from Escalon (on road to Stockton) Comment
  POM146101  Lilaea scilloides E. E. Stanford 1927-4-21 169 San Joaquin Stockton, Campus. Comment
  POM203336  Lilaea scilloides J. T. Howell 1930-4-12 4680 San Joaquin 7 miles from Escalon on road to Stockton. Comment
  CAS-BOT-BC211114  Lilaeopsis masonii Virginia I. Dains; Walter Knight No date on label 5460 San Joaquin Swing Bridge Comment
  OBI12599  Limnanthes alba Robert F. Hoover 1936-4-30 1057 San Joaquin Farmington Comment
  RSA27974  Limnanthes alba C. L. Hitchcock 1940-4-29 6303 San Joaquin 3 miles south of Galt. 16 Comment
  SJSU10803  Limnanthes alba H. B. Heisinger 1956-4-22 San Joaquin 28 mi E of Stockton Comment
  JEPS19581  Limnanthes alba subsp. alba R. F. Hoover 1936-4-30 1057 San Joaquin Farmington Comment
  UC596521  Limnanthes alba subsp. alba R. F. Hoover 1936-4-30 1057 San Joaquin Farmington Comment
  UC971872  Limnanthes douglasii Charles T. Mason Jr. 1948-4-24 1140 San Joaquin about 10 mi ne Stockton (ditch on nw side of Hwy 88) Comment
  CHSC22063  Limnanthes douglasii subsp. rosea Robert A. Schlising 1962-3-24 2108 San Joaquin Coast Ranges. Ca. 5 mi w Calaveras Co line along Hwy 8. Roadside and pasture. Comment
  JEPS13210  Limnanthes douglasii subsp. rosea Rimo Bacigalupi with G. T. Robbins 1955-5-5 4990 San Joaquin 1 1/2 mi sw Peters (along roadside from Stockton to Peters) 25 Comment
  JEPS19597  Limnanthes douglasii subsp. rosea Fred Shoemaker 1933-4 San Joaquin Lockeford Comment
  JEPS39991  Limnanthes douglasii subsp. rosea Paul C. Hutchison 1963-3-24 2676 San Joaquin on Hwy 88 1.7 mi s Amador County line (4.3 mi n of Mokelumne River Bridge) 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
  UC17891  Limnanthes douglasii subsp. rosea J. A. Sanford 1890-1 60 San Joaquin Stockton Comment
  UC971826  Limnanthes douglasii subsp. rosea Charles T. Mason Jr. 1949-3-29 1243 San Joaquin along state hwy 88 8 mi ne Clements Comment
  UCD84995  Limnanthes douglasii subsp. rosea Dena Grossenbacher; Maxime Lambert 2009-3-27 958 San Joaquin Along east side of Highway 88, 6.5 miles northeast of the Highway 12-Highway 88 junction. Private ranch. 48 Comment
  UCD85107  Limnanthes douglasii subsp. rosea Dena Grossenbacher; Maxime Lambert 2009-3-27 956 San Joaquin Along east side of Highway 88, 6.5 miles northeast of the Highway 12-Highway 88 junction. Private ranch. 48 Comment
  UCR80237  Limnanthes douglasii subsp. rosea E. E. Stanford 1929-4-7 1025 San Joaquin San Joaquin Valley, Near Peters on Hewitt Road 30 Comment
  RSA435688  Limnanthes douglasii subsp. rosea Clarence R. Quick 1929-4-13 s.n. San Joaquin C.O.P. Aviation Field, Stockton. Comment
  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
  CDA33334  Limnobium laevigatum Paul Ryan/Alan Hyde 2010-10-4 PDR# 1596382 San Joaquin Near Rio Vista; tidal waterway; main population about 300 yards from deep water channel next to abandoned crane. 0 Comment
  JEPS9856  Limosella acaulis R. F. Hoover 1937-5-18 2186 San Joaquin 10 mi n of Stockton 12 Comment
  UC23399  Linanthus bicolor J. A. Sanford 1890-1 164 San Joaquin Waverly Comment
  UC52385  Linanthus bicolor Benj. Cobb San Joaquin Tracy Comment
  UC52873  Linanthus bicolor J. A. Sanford 204 San Joaquin West Stockton Comment
  CDA40052  Linanthus ciliatus T. C. Fuller 1962-4-24 8231 San Joaquin South of Corral Hollow Creek, ca. 8 miles southwest of Tracy. 0 Comment
  JEPS58380 Image available Linanthus dichotomus W. L. Jepson 1922-4-2 9597 San Joaquin W San Joaquin County, Corral Hollow. 182 Comment
  UC52680  Linanthus dichotomus Benj. Cobb San Joaquin Tracy Comment
  UC23692  Linanthus liniflorus J. A. Sanford 1890-1 87 San Joaquin Stockton street Stockton 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
  UC101979  Lindernia dubia var. anagallidea Katharine Brandegee Sep 1907 San Joaquin near Lathrop (San Joaquin River); San Joaquin River Comment
  JEPS47506  Lithophragma parviflorum W. L. Jepson 1922-4-2 9571 San Joaquin Corral Hollow Mt. Hamilton Range, Corral Hollow (w San Joaquin County) 182 Comment
  UC1745877  Loeflingia squarrosa var. squarrosa Annetta M. Carter, Louise Darling, Leo Whitney, Robert Hoover et al. 1935-4-21 788 San Joaquin Near ''Castle Rock''. 19 mi. from Livermore on Tesla Rd. Comment
  CAS-BOT-BC342365  Logfia gallica E. E. Stanford 1930-4-26 1439 San Joaquin Wheatland Rd. Comment
  UCR63934  Lolium perenne L. F. LaPre 1990-6-4 s.n. San Joaquin Borden Ranch, south side of Dry Creek 70 Comment
  SEINET10927385  Lolium perenne E. E. Stanford 1930-4-18 Stanford 1361 San Joaquin Thornton Road, wet ditches. Comment
  UCR238414  Lolium perenne subsp. multiflorum George K. Helmkamp, E. A. Helmkamp 2012-4-7 18714 San Joaquin San Joaquin Valley, along CA-26, 3.2 miles southwest of its junction with N Wimer Road, NE of town of Linden 52 Comment
  UCR242627  Lolium perenne subsp. multiflorum George K. Helmkamp, E. A. Helmkamp 2010-4-7 15818 San Joaquin Northeast San Joaquin Valley, junction of CA-88 and CA-12, about 6 miles NE of Lockeford, 1.2 mi. NE of Clements 40 Comment
  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
  SJSU10978  Lomatium marginatum M. E. Meyers 1955-5-27 68 San Joaquin 12 mi E of Lodi 76 Comment
  UCD96921  Lomatium utriculatum Ellen Dean; Clare Loughran, Mary Shea, Wilde Legard, 2011-4-22 6957 San Joaquin Contra Costa Water District land (recently purchased), Carnegie Canyon Area at 32322 Corral Hollow Road west of CA-580 just north of junction with Interstate 5. Canyon with Amsinckia grandiflora population. Upper end of population. Comment
  CAS-BOT-BC241460  Lonicera involucrata var. ledebourii Brian Atwater 1978-8-18 BA- 38 San Joaquin Inside a meander of Old River; between Quinby Island and Franks Tract Comment
  RSA518113  Lotus heermannii Barry Burnell 1971-4-5 292 San Joaquin Just South of San Simeon Creek on Highway 1. 30 Comment
  UC15513  Lotus purshianus var. purshianus J. A. Sanford 1890-1 70 San Joaquin Stockton Comment
  UC101866  Lotus wrangelianus Katharine Brandegee 1907-10-2 San Joaquin near Stockton Comment
  UC555422  Lotus wrangelianus Herbert L. Mason 1932-3-19 6821 San Joaquin 2 mi e Midway Comment
  JEPS44327  Ludwigia peploides subsp. peploides Willis L. Jepson 1923-8-3 10031 San Joaquin lower San Joaquin Co., Old River, canal lower San Joaquin Co., Old River Comment
  POM355472  Ludwigia peploides subsp. peploides E. E. Stanford 1930-08 1864 San Joaquin Clifton Court Road Comment
  UC596384  Ludwigia peploides subsp. peploides R. F. Hoover 1937-9-4 2720 San Joaquin 3 mi. e. Farmington Comment
  POM257274  Ludwigia peploides subsp. peploides H. L. Mason 1928-9-30 4953 San Joaquin San Joaquin Delta near Holt. Comment
  UC1129268  Lupinus albifrons R. D. Roseberry 1935-5-13 158 San Joaquin Mokelumne River; Jackson Quad., Mokelumne River 60 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
  SD241012  Lupinus bicolor George K. Helmkamp, E. A. Helmkamp 2011-3-29 17095 San Joaquin San Joaquin Valley: along CA-26 at the junction with Ospital/N Wimer Road, c. 0.3 mile southwest of the Calaveras County line, 9.1 miles NE (56a^z) of Linden. 71 Comment
  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
  UCR253610  Lupinus bicolor George K. Helmkamp 2014-3-18 22571 San Joaquin San Joaquin Valley, along Hwy CA-88 on the southwest side of the border with Calaveras County, 7.1 mi. SW (220 deg. ) of Ione 87 Comment
  POM350008  Lupinus bicolor Stanford 1930-4-18 s.n. San Joaquin Northeastern portion of the county. Comment
  SJSU10738  Lupinus bicolor H. T. Shishido 1961-4-8 San Joaquin by Clements near Mokelumne R 39 Comment
  UCD33925  Lupinus bicolor Beecher Crampton 1975-4-16 9151 San Joaquin along Hwy. 88 N.E. portion of the county. 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
  RSA413551  Lupinus densiflorus var. lacteus E. E. Stanford 1930-4-18 s.n. San Joaquin Northeastern portion of the county. Comment
  JEPS65232  Lupinus formosus var. robustus W. L. Jepson 1896-6-27 55 t San Joaquin San Joaquin River bridge to Burnet's sta.; San Joaquin River bridge to Burnet's sta. Comment
  RSA633917  Lupinus microcarpus Michael A. Vincent 1999-6-12 8620 San Joaquin Along CA Rt. 4, 0.5 mile east of Jack Tome Road. Comment
  UCD108629  Lupinus microcarpus Michael A. Vincent 1999-6-12 8620 San Joaquin along CA Rt. 4, 0.5 mile east of Jack Torne Road. Comment
  OBI48309  Lupinus microcarpus var. densiflorus Rhonda Riggins 1982-4-24 1367 San Joaquin San Joaquin-Alameda Cos. Drainage area, Carnegie Motorcycle park project, Co. J2 at Co. line Comment
  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
  OBI54937  Lupinus microcarpus var. densiflorus Kathleen Faustini 1980-5-9 30 San Joaquin Rte 120, 5 mi E of Manteca Comment
  CDA27533  Lupinus microcarpus var. microcarpus T. C. Fuller 1971-4-22 19846 San Joaquin Red Dam, head of Hospital Creek, southwestern San Joaquin County. 0 Comment
  UCR253462  Lupinus nanus George K. Helmkamp 2014-3-18 22590 San Joaquin San Joaquin Valley, along Collier Road, 1.1 mile east of Tully Road, 10.4 mi. ESE (103 deg. ) of Galt 40 Comment
  RSA10683  Lupinus succulentus C. F. Baker 1903-4-25 2908 San Joaquin Tracy. Comment
  POM146124  Lupinus succulentus E. E. Stanford 1927-4-5 137 San Joaquin Stockton. Comment
  UCD126603  Lycium barbarum E. F. Serr 1931-8-11 2255 San Joaquin Manteca. Comment
  UC570740  Lycopus americanus H. L. Mason 1929-9-9 5423 San Joaquin Holt Comment
  JEPS63275  Lycopus americanus unknown 1923-8-3 10028 San Joaquin 4 mi. n.e. Byron (Old R.); Old R. Comment
  UC108056  Lythrum californicum W. Vortriede San Joaquin Stockton Comment
  UC19761  Lythrum californicum Mrs. Brandegee 1893-7-9 San Joaquin San Joaquin River, Bouldin Island Bouldin Island; San Joaquin River, Bouldin Island Comment
  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
  RSA0011324  Lythrum hyssopifolia C. L. Hitchcock 1940-5-12 6364 San Joaquin 3 miles south of Galt. 16 Comment
  CDA19054  Lythrum salicaria C. Benefield 2000-7-25 PDR 1198620 San Joaquin Sacramento Delta; along Old River from intersection w/ San Joaquin River and Salmon Slough, heaviest at junction w/ Middle River. 0 Comment
  CDA19697  Lythrum salicaria C. Benefield 2000-6-22 s.n. San Joaquin Central California; White Slough. 0 Comment
  JEPS2644 Image available Lythrum sanfordii J. A. Sanford 1890-1 San Joaquin Stockton Comment
  JEPS2645 Image available Lythrum sanfordii J. A. Sanford 1890-1 383 San Joaquin Stockton; ; Stockton, San Joaquin Co. Comment
  CAS-BOT-BC342685  Madia elegans David D. Keck 1933-10-28 2577 San Joaquin 3 mi. N. of Stockton Comment
  CAS-BOT-BC324520  Madia radiata J. C. Chamberlain 1935-3-19 6196 San Joaquin Hospital Canyon, eastern slopeof Hamilton Range Comment
  CAS-BOT-BC324521  Madia radiata J. C. Chamberlain 1935-3-19 6196 San Joaquin Hospital Canyon, eastern slopeof Hamilton Range Comment
  CAS-BOT-BC324522  Madia radiata John Thomas Howell 1938-4-10 13753 San Joaquin Hospital Canyon Comment
  JEPS7399  Madia radiata R. F. Hoover 1938-4-10 3065 San Joaquin Lower Hospital Canyon Comment
  UC830899  Madia radiata Lewis S. Rose 1938-4-18 38147 San Joaquin Hospital Canyon 152 Comment
  UCR47742  Madia radiata C. B. Wolf 1937-3-31 08403 San Joaquin W side of San Joaquin Valley, Hospital Canyon 137 Comment
  CAS-BOT-BC204037  Malacothamnus fremontii John Thomas Howell 1971-6-25 48110 San Joaquin Hospital Creek at Interstate Hwy. 580, 4 miles southwest of Vernalis Comment
  UC768592  Malacothrix coulteri R. F. Hoover 1938-4-9 3047 San Joaquin lower end Corral Hollow 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
  UCD116645  Malva parviflora G. F. Hrusa 1992-4-22 9278 San Joaquin Open areas about the trails to the west of the campgrounds. Caswell Memorial State Park. Comment
  UCD116686  Malva pseudolavatera T. C. Fuller 1962-6-4 8832 San Joaquin In waste ground, n. side of Hwy 50 at r.r. tracks, w. limits of Tracy. Comment
  UC108943  Malvella leprosa T. S. Brandegee 1892-9-10 San Joaquin San Joaquin Bridge near Lathrop; San Joaquin Bridge Comment
  UC18829  Malvella leprosa J. Burtt Davy Nov. 1893 826 San Joaquin Stockton Comment
  UC18835  Malvella leprosa H. P. Fitch 1888-1 121 San Joaquin Stockton 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
  UCD116712  Malvella leprosa W. S. Ball 1931-9-20 s.n. San Joaquin San Joaquin Valley. Comment
  UC1267080  Marah fabacea Kenneth M. Stocking 1947-8-5 14 San Joaquin 1 mi e Linden Comment
  CDA42223  Marah fabacea T. C. Fuller 1962-4-24 8328 San Joaquin South of Corral Hollow Creek, ca. 8 miles southwest of Tracy. 0 Comment
  POM146116  Marah fabacea E. E. Stanford 1927-4-20 165 San Joaquin Near Stockton. Calaveras River bottom. Comment
  RSA440953  Marah fabacea K. M. Stocking 1947-5-15 37 San Joaquin Stockton, by NW corner of Calaveras bridge on West Lane. Comment
  UCD125011  Marrubium vulgare G. F. Hrusa; S. A. Wagner 1992-4-24 9313 San Joaquin Caswell Memorial State Park. Comment
  POM89817  Marsilea vestita Michener 1892-9-9 s.n. San Joaquin Lathrop. Comment
  CAS-BOT-BC71110  Marsilea vestita E. E. Stanford 1929-11-1 1181 San Joaquin Near Stockton Comment
  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
  RSA612742  Marsilea vestita E. E. Stanford 1929-11-2 1181 San Joaquin Near Stockton Comment
  RSA694899  Marsilea vestita E. E. Stanford 1929-11-1 1181 San Joaquin Near Stockton. Comment
  JEPS33281  Marsilea vestita subsp. vestita Rimo Bacigalupi and L. Constance 1962-8-13 8719 San Joaquin just n of bridge-crossing of Copperopolis rd (Calif. 4) Stockton Diverting canal (2 mi e of crossing of U.S. Hwy 99 (freeway)) 10 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
  CDA7538  Matricaria discoidea T. C. Fuller 1962-4-2 8202 San Joaquin 2 miles northwest of Lathrop Bridge, ca. 5 miles northeast of Tracy. 0 Comment
  POM196278  Matricaria matricarioides E. E. Stanford 1928-4-7 845 San Joaquin Stockton, campus [College of the Pacific] Comment
  SEINET7883384 Image available Matricaria matricarioides Laura Zeller 1965-1 59 San Joaquin Ca. .5 mile E of intersection of Davis Road and 8-mile road on 8-mile Road. Comment
  CDA27609  Medicago arborea W. B. Andahl 1965-8-4 San Joaquin Farmington. 0 Comment
  SEINET3422325 Image available Medicago hispida P. O. Schallert 1945-3-8 s.n. San Joaquin Waste places near Stockton, California. Comment
  UC16094  Medicago polymorpha J. A. Sanford 1890-1 73 San Joaquin Stockton Comment
  UCD107837  Medicago polymorpha G. F. Hrusa; S. A. Wagner 1992-3-22 9066 San Joaquin Caswell Memorial State Park. 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
  POM147806  Melilotus indicus E. E. Stanford 1928-3-13 804 San Joaquin Stockton. Comment
  POM147747  Mentha canadensis E. E. Stanford 1927-8-10 675 San Joaquin Stockton; Louis Park; San Joaquin River Comment
  RSA409902  Mentha canadensis E. E. Stanford 1929-10-25 1180 San Joaquin Near Stockton Comment
  UC25391  Mentha pulegium H. P. Fitch 1888-8-7 146 San Joaquin Stockton Comment
  UC25392  Mentha pulegium F. T. Bioletti 1891-8-30 San Joaquin Comment
  UC25394  Mentha pulegium J. Burtt Davy 1893-11-13 410 San Joaquin bank of Stockton Slough Comment
  UCD125121  Mentha pulegium Alton Enloe 1956-7-17 s.n. San Joaquin near Lodi. Comment
  JEPS41161  Mentzelia affinis W. L. Jepson 1896-6-27 14045 San Joaquin between Mossdale School Atlanta; Plains of the Lower San Joaquin Comment
  UC420648  Mentzelia affinis Katharine Brandegee 1907-5-6 San Joaquin Tracy Comment
  UC19624 Image available Mentzelia albicaulis J. A. Sanford 1890-1 157 San Joaquin French Camp Comment
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Dec 31 2018
  UC755558  Mentzelia laevicaulis var. laevicaulis Wilhelm N. Suksdorf Jun 6 1913-Jun 8 1913 44 San Joaquin by the railroad; Lathrop Comment
  UC767155  Mentzelia pectinata R. F. Hoover 1938-3-19 2870 San Joaquin 1 mi n Corral Hollow (near Alameda Co. line) Comment
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Apr 26 2018
  CAS-BOT-BC348401  Micropus californicus var. californicus Roxana S. Ferris 1938-4-15 9400 San Joaquin Near gravel pit at the mouth of Corral Hollow Comment
  CAS-BOT-BC348402  Micropus californicus var. californicus E. E. Stanford 1930-4-5 1244 San Joaquin Hospital Canyon Comment
  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
  HSC77821  Microseris campestris K. L. Chambers 1980-4-7 4614 San Joaquin Corral Hollow Rd., 4.4 mi. W of junction with I-5; adjacent to the Livermore Explosive Test Site Comment
  UC50031  Microseris douglasii subsp. douglasii J. A. Sanford 1890-1 403 San Joaquin Waverly Comment
  UC565548  Microseris douglasii subsp. douglasii H. L. Mason 1932-3-19 6832 San Joaquin 2 mi e Midway Comment
  UC596097  Microseris douglasii subsp. tenella R. F. Hoover 1937-5-6 2084 San Joaquin 5 mi se Stockton Comment
  UCD96906  Microsteris gracilis Ellen Dean; Clare Loughran, Mary Shea, Wilde Legard, 2011-4-22 6947 San Joaquin Contra Costa Water District land (recently purchased), Carnegie Canyon Area at 32322 Corral Hollow Road west of CA-580 just north of junction with Interstate 5. Canyon with Amsinckia grandiflora population. Upper end of population. Comment
  RSA122921  Microsteris gracilis subsp. humilis C. B. Wolf 1937-3-31 8402 San Joaquin W side of San Joaquin Valley, Hospital Canyon 137 Comment
  CDA41670  Mimulus aurantiacus T. C. Fuller 1962-4-24 8222 San Joaquin South of Corral Hollow Creek, ca. 8 miles southwest of Tracy. 0 Comment
  SEINET7072566  Mimulus guttatus A. G. Vestal 1963-5-27 s.n. San Joaquin Duck Creek at Route 8 about 7 miles east-norheast of Linden. Coordinate datum: NAD 27. UTM Zone 10, 675930mE, 4215074mN. Comment
  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
  POM147758  Mimulus guttatus E. E. Stanford 1927-4-27 194 San Joaquin Stockton. Calaveras River bottom. Comment
  JEPS14623  Mimulus latidens Francia Chisaki, Peter Kamb, and S. Galen Smith 1951-4-14 1986 San Joaquin 0.6 mi n Collegeville (in field e of road toward Lockeford) Comment
  JEPS6968  Mimulus latidens Francia Chisaki, Peter Kamb, and S. Galen Smith 1951-4-14 1986 San Joaquin 0.6 mi n Collegeville (in field e of road toward Lockeford) Comment
  UC1051656  Mimulus latidens Francia Chisaki, Peter Kamb, and S. Galen Smith 1951-4-14 1986 San Joaquin 0.6 mi n Collegeville (field e of road toward Lockeford) Comment
  UC445155  Mimulus latidens J. A. Sanford 1890-1 160 San Joaquin Comment
  UCSB7534  Mimulus latidens Chisaki, Francia; Kamb, Peter; Smith, S. 1951-4-14 San Joaquin 0.6 mile north of Collegeville; on road toward Lockeford Comment
  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
  UC76067  Mimulus nasutus Milo S. Baker 1900-4-29 San Joaquin Laton's Stillwater Creek Comment
  RSA138307  Mimulus pilosus Volney Rattan 1880-10-23 s.n. San Joaquin Rattan's Ranch, Live Oaks. Comment
  CDA41830  Mimulus pilosus J. R. Pierce 1963-8-3 s.n. San Joaquin Goose Creek, 6 miles north of Lockeford, northern edge of county. 0 Comment
  RSA27965  Mimulus tricolor C. L. Hitchcock 1940-5-12 6367 San Joaquin 3 miles south of Galt. 16 Comment
  UC59141  Mimulus tricolor unknown 1881-1 San Joaquin Comment
  UC767409  Mimulus tricolor R. F. Hoover 1937-4-23 1918 San Joaquin 7 mi e Stockton Comment
  UC886382  Mimulus tricolor C. L. Hitchcock 1940-5-12 6367 San Joaquin 3 mi s Galt 15 Comment
  UCSB44132  Mimulus tricolor Bobzien, Steve 1981-5-14 San Joaquin Road 600 in San Joaquin Valley northeast direction 518 Comment
  CDA24052  Minuartia californica G. D. Barbe, J. B. Gianelli, T. C. Fuller 1973-4-6 1171 San Joaquin 4.3 miles east of Bellota on SR 26, 1 mile west of Wimer Road (Calaveras Co. line) eastern San Joaquin County. 0 Comment
  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
  UC465730  Mollugo verticillata Harriet A. Walker 1907-9-8 922 San Joaquin Lathrop Comment
  RSA20137  Monolepis nuttalliana Roxana S. Ferris 1938-4-15 9421 San Joaquin Corral Hollow - Livermore Road. 152 Comment
  UC769907  Monolepis nuttalliana R. F. Hoover 1938-4-9 3049 San Joaquin lower end of Corral Hollow Comment
  CAS-BOT-BC349409  Monolopia lanceolata Carl B. Wolf 1937-3-31 8401 San Joaquin W. side of San Joaquin Valley, Hospital Canyon 137 Comment
  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
  POM363555  Monolopia lanceolata C. B. Wolf 1937-3-31 8401 San Joaquin W side of San Joaquin Valley, Hospital Canyon. 137 Comment
  UC565490  Monolopia lanceolata H. L. Mason 1932-3-19 6827 San Joaquin 2 mi e Midway (between Mountain House and Tracy) Comment
  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-BC349637  Monolopia major Serena Philips 1915-4-2 s.n. San Joaquin Near Tracy Comment
  CAS-BOT-BC349639  Monolopia major H. K. Sharsmith 1935-3-17 1500 a San Joaquin Corral Hollow, Mount Hamilton Range 228 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
  UC50090  Monolopia major F. W. Gunnison May, 1896 San Joaquin Linden Comment
  UC572145  Monolopia major H. K. Sharsmith 1935-3-3 1490 San Joaquin Corral Hollow Mount Hamilton Range 228 Comment
  UC572148  Monolopia major H. K. Sharsmith 1935-3-3 1495 a San Joaquin Corral Hollow Mount Hamilton Range 228 Comment
  UC629702  Monolopia major John L. Morrison 1938-4-9 2881 San Joaquin extreme w end Corral Hollow (nw side of road) Comment
  CAS-BOT-BC349638  Monolopia major A. H. Ashley 1920-4-20 s.n. San Joaquin Morada near Stockton Comment
  CDA23978  Montia fontana G. D. Barbe, T. C. Fuller, J. B. Gianelli 1973-4-6 1173 San Joaquin 4.3 miles east of Bellota on SR 26, 1 mile west of Wimer Road (Calaveras Co. line) eastern San Joaquin County. 0 Comment
  CAS-BOT-BC263370  Muhlenbergia asperifolia John Thomas Howell 1932-10-16 10847 San Joaquin Corral Hollow Creek, 8 miles from Tracy on Tesla Road Comment
  JEPS73762  Muhlenbergia asperifolia Ethel Crum 1932-10-16 1486 San Joaquin 8 mi sw Tracy; Mount Hamilton Range, Corral Hollow 152 Comment
  CAS-BOT-BC275160  Muhlenbergia richardsonis H. M. Hall; H. P. Chandler 1900-7-1 628 San Joaquin S Fork, San Joaquin River Comment
  POM264700  Muilla maritima Lincoln Constance, A. A. Beetle 1940-3-21 2536 San Joaquin Castle Rock, Corral Hollow. 213 Comment
  UC1005620  Muilla maritima Frank W. Gould 1940-3-16 884 San Joaquin Castle Rock Mt. Hamilton Range, Corral Hollow 198 Comment
  UC765851  Muilla maritima R. F. Hoover 1937-4-3 1746 San Joaquin lower end Corral Hollow Comment
  CAS-BOT-BC515640  Muilla maritima Lincoln Constance; Alan A. Beetle 1940-3-21 2526 San Joaquin Castle Rock, Corral Hollow; California Innter Coast Qanoes 213 Comment
  CAS-BOT-BC515641  Muilla maritima Lincoln Constance; Alan A. Beetle 1940-3-21 2526 San Joaquin Castle Rock, Corral Hollow; California Innter Coast Qanoes 213 Comment
  SEINET10570436  Muilla maritima Lincoln Constance, Alan A. Beetle 1940-3-21 Constance 2526 San Joaquin Corm deep-seated; perianth greenish-white. Dry thin soil on conglomerate of Summit with dicholostemma and allium, castle rock, corral hollow 213 Comment
  CAS-BOT-BC83361  Myosurus minimus Robert F. Hoover 1940-4-27 4366 San Joaquin River Road near San Joaquin City. 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
  CAS-BOT-BC83362  Myosurus minimus C. R. Quick 1929-3-30 s.n. San Joaquin Near Stockton. Comment
  POM196275  Myosurus minimus E. E. Stanford 1928-3-15 809 San Joaquin San Joaquin County: Near Stockton Comment
  RSA61664  Myosurus minimus var. filiformis Peter Kamb, Francia Chisaki 1951-4-14 1895 San Joaquin 0.6 mile north of Collegeville on road toward Lockeford Comment
  UC9323  Myosurus sessilis J. Burtt Davy 1893-11-13 San Joaquin Stockton Comment
  HSC77883  Myriophyllum aquaticum Jerry Webb 1977-11-23 12 San Joaquin San Joaquin Delta, Mandible Is. Comment
  UC1178886  Myriophyllum hippuroides Herbert L. Mason 1938-8-26 12074 San Joaquin Trappers Slough, Roberts Island Comment
  UC1101503  Myriophyllum spicatum Herbert L. Mason and S. Galen Smith 1948-8-5 8270 San Joaquin Robert's Isl., Trapper's Slough Comment
  UC1100010  Najas guadalupensis Herbert L. Mason, Verne Grant 1946-9-12 13128 San Joaquin near Dagget Road (Roberts Island, Borden Highway, s of main ditch); Roberts Island, Borden Highway Comment
  CAS-BOT-BC260111  Nassella pulchra E. E. Stanford 1930-5-3 1465 San Joaquin LIberty Road Comment
  UC908648  Navarretia leucocephala Clifford Bedford 1936-4-18 San Joaquin 3 mi se Lodi (Harney Lane) Comment
  UCD33078  Navarretia leucocephala Beecher Crampton 1966-5-3 7690 San Joaquin San Joaquin County, ca. 7 3/4 miles N.N.E. of Lodi, intersection of Liberty and Bruella roads. Comment
  RSA468374  Navarretia leucocephala subsp. leucocephala E. E. Stanford 1930-4-26 1418 San Joaquin Copperopolis Rd. west of Peters Comment
  UC1529056  Navarretia nigelliformis subsp. radians Dean W. Taylor 1986-5-7 8802 San Joaquin Corral Hollow; ; Lawrence Livermore National Laboratory, Site 300, Corral Hollow, near Alameda County line 502 Comment
  CAS-BOT-BC233607  Navarretia pubescens Roxana S. Ferris 1953-5-15 12646 San Joaquin Everett School and intersection with Bellota-Farmington road ca. 1 mile W of intersection Comment
  CAS-BOT-BC233608  Navarretia pubescens E. E. Stanford 1930-4-26 1427 San Joaquin Copperopolis Road W of Peters Comment
  UCD58741  Navarretia viscidula Charlotte Kimball 2007-5-14 s.n. San Joaquin 500 ft. southwest of the spillway of Comanche Reservoir. 60 Comment
  JEPS104716  Nemophila menziesii J. L. and F. L. Morrison 1938-3-6 2771 San Joaquin steep slope NE of Castle Rock, Corral Hollow, Mount Hamilton Range 350 Comment
  UC131445  Nemophila menziesii C. F. Baker 1903-4-25 2868 San Joaquin Tracy; ; Tracy, San Joaquin Co. Comment
  POM225049  Nemophila pedunculata Lincoln Constance, A. A. Beetle 1940-3-20 2525 San Joaquin Castle Rock, Corral Hollow. 198 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
  RSA135390  Nicotiana acuminata Volney Rattan 1880-10-23 s.n. San Joaquin Rattan's Ranch. Comment
  CDA14313  Nicotiana acuminata var. multiflora Al Wheelon 1998-8-12 s.n. San Joaquin San Joaquin Valley; near Port of Stockton. 0 Comment
  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
  SD239940  Nicotiana acuminata var. multiflora George K. Helmkamp, E. A. Helmkamp 2011-10-15 18428 San Joaquin San Joaquin Valley: along CA-26, 0.6 mile northeast of Escalon-Bellota Rd. Roadside depression. 39 Comment
  UCD126687  Nicotiana acuminata var. multiflora G. F. Hrusa; S. A. Wagner 1992-7-8 9187 San Joaquin Caswell Memorial State Park, 100 meters west of interpretive sign parking lot. Comment
  CDA37451  Nicotiana glauca D. G. Kelch 2011-10-4 11 .83 San Joaquin Ingram Creek Rd., 6.3 km west of Westley. Comment
  CDA5786  Nicotiana glauca P. Switzenberg 1959-8-1 San Joaquin Home garden, Hansen property, Lucas Road, Woodbridge. 0 Comment
  JEPS12392  Nicotiana glauca W. L. Jepson 1923-10-22 10269 San Joaquin Union Island San Joaquin River (lower San Joaquin River) Comment
  POM146110  Nicotiana glauca E. E. Stanford 1926-10-19 71 San Joaquin Stockton. Levee, San Joaquin River. Comment
  UC26169  Nicotiana glauca H. P. Fitch 1888-1 137 San Joaquin Stockton Comment
  UCD125926  Nicotiana glauca G. F. Hrusa; S. A. Wagner 1992-4-22 9276 San Joaquin Caswell Memorial State Park. Open riverbank areas above the waterline. Comment
  RSA135313  Nitrophila occidentalis Volney Rattan 1881-07 s.n. San Joaquin Lathrop Comment
  UC198262  Nitrophila occidentalis Katharine Brandegee 1907-5-1 San Joaquin Lathrop Comment
  JEPS40276  Nuphar lutea subsp. polysepala W. L. Jepson 1896-7-17 San Joaquin Stockton Comment
  UC26809  Nuttallanthus texanus J. A. Sanford 1890-1 97 San Joaquin French Camp Comment
  UCD124113  Nuttallanthus texanus J. C. Tothill 1958-4-13 s.n. San Joaquin State Highway 8, ca. 15 miles east of Lodi. 57 Comment
  JEPS43951  Oenothera deltoides subsp. cognata W. L. Jepson 1896-6-27 14479 San Joaquin between Mossdale and Atlanta Comment
  RSA41301  Oenothera deltoides subsp. cognata Robert F. Hoover 1937-5-18 2178 San Joaquin Near Lathrop Comment
  UC423040  Oenothera deltoides subsp. cognata H. M. Hall 1916-9-10 10281 San Joaquin near Manteca; Nile Gardens Comment
  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
  UC173125  Oenothera elata subsp. hirsutissima Katharine Brandegee 1914-9-27 San Joaquin San Joaquin Bridge Comment
  CDA18868  Oenothera elata subsp. hirsutissima G. Leonard 1999-9-1 PDR 005352 San Joaquin San Joaquin Valley; San Joaquin Co. 0 Comment
  CDA38182  Oenothera elata subsp. hirsutissima T. C. Fuller 1964-11-6 12814 San Joaquin Across levee road from Whiskey Slough, Holt. 0 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
  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
  RSA516491  Orthocarpus campestris Robert F. Hoover 1936-4-30 1051 San Joaquin 2 miles north of Escalon. 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
  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
  SBBG47343  Panicum capillare P. Rubtzoff 1965-7-27 5584 San Joaquin San Joaquin River at Airport Way crossing (Tracy-Ripon area) Comment
  UCD89525  Panicum capillare G. F. Hrusa 1992-8-26 9526 San Joaquin Caswell Memorial State Park. Along the nature trail between the campgrounds and picnic areas. Comment
  CAS-BOT-BC253847  Panicum dichotomiflorum Beecher Crampton 1955-9-7 3153 San Joaquin 6.4 miles S of Thornton Comment
  CAS-BOT-BC253848  Panicum dichotomiflorum J. W. Stacey 1922-10-8 s.n. San Joaquin Union Island Comment
  UCD36787  Panicum dichotomiflorum Beecher Crampton 1955-9-7 3153 San Joaquin 6.4 miles S of Thornton. Comment
  UCD54534  Panicum dichotomiflorum Ellen Dean; Ann King, Dawn Cunningham 2005-9-27 2715 San Joaquin Southern boundary of city of Manteca. South side of Hwy 120, E of Interstate 5, just E of South Union Rd. 15 Comment
  UCD89578  Panicum dichotomiflorum Beecher Crampton 1955-9-7 3153 San Joaquin 6.4 miles S of Thornton. Comment
  UCD77898  Panicum miliaceum Robert E. Preston 2004-8-27 2290 San Joaquin 7.4 miles E of Galt, along Elliott Rd 27 Comment
  UCD88656  Parapholis incurva Chandler Jensen 1957-4-25 s.n. San Joaquin Corral Creek, west of Tracy. Comment
  CDA19057  Parthenocissus inserta Carri Benefield 2000-6-2 s.n. San Joaquin Sacramento Delta; White Slough, E of I-5, S of Hwy 12, bordering King Island. 0 Comment
  JEPS91136  Parvisedum pumilum Dean W. Taylor 1990-4-11 10617 San Joaquin Goose Creek, on stony allvuial terraces in Section 19 70 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
  UC580050  Paspalum dilatatum Ira L. Wiggins 1934-6-23 6942 San Joaquin on road to Oakdale 3.2 mi e Escalon Comment
  UC768598  Paspalum dilatatum R. F. Hoover 1935-6-12 642 San Joaquin Escalon Comment
  UCD88754  Paspalum dilatatum R. F. Hoover 1937-6-10 2399 San Joaquin Escalon. Comment
  UCR232673  Paspalum dilatatum George K. Helmkamp, E. A. Helmkamp 2011-10-15 18437 San Joaquin San Joaquin Valley, along CA-26, 0.6 mile northeast of Escalon-Bellota Rd. 40 Comment
  SEINET10226670 Image available Paspalum dilatatum Ira L. Wiggins 1934-6-25 6942 San Joaquin Ditch 3.2 miles east of Escalon on road to Oakdale Comment
  POM364363  Paspalum distichum E. E. Stanford 1927-8-31 697 San Joaquin Stockton, Cal. R. bottom Comment
  UCD88920  Paspalum distichum G. F. Hrusa; S. A. Wagner 1992-7-8 9176 San Joaquin Caswell Memorial State Park. Comment
  SEINET10592977  Paspalum distichum E. E. Stanford 1927-8-31 Stanford 697 San Joaquin Stockton. Forming tangled mats in wet sand in Cal. R. bottom. Comment
  CAS-BOT-BC169720  Pectocarya anisocarpa Roxana S. Ferris 1938-4-15 9398 San Joaquin Near gravel pit at the mouth of Corral Hollow Comment
  JEPS20126  Pectocarya linearis subsp. ferocula R. F. Hoover 1938-4-9 3043 San Joaquin hill between Castle Rock and Black Butte; Corral Hollow Comment
  RSA135452  Pectocarya penicillata Volney Rattan 1877-03 s.n. San Joaquin Live Oaks Comment
  UC1745864  Pectocarya penicillata Annetta M. Carter, Louise Darling, Leo Whitney, Robert Hoover et al. 1935-4-21 789 San Joaquin Near ''Castle Rock''. 19 mi. from Livermore on Tesla Rd. Comment
  UC573072  Pectocarya penicillata H. L. Mason 1932-3-19 6835 San Joaquin 2 mi e Midway (between Mountain House and Tracy) Comment
  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
  UC766194  Pectocarya setosa Robert F. Hoover 1938-4-9 3042 San Joaquin between Castle Rock and Black Butte Corral Hollow Comment
  CAS-BOT-BC258799  Pennisetum clandestinum T. C. Fuller 1962-11-28 9929 San Joaquin L. A. Dyke prop., w. side of Hwy 50 to Tracy, 0.5 mi. s. of Thomsen Rd., ca. 1 mi. w. of Lathrop Comment
  UCD89427  Pennisetum clandestinum Harold M. Kempen 1976-10-18 San Joaquin Stockton. Comment
  CAS-BOT-BC413600  Persicaria amphibia John Thomas Howell 1930-9-28 5522 San Joaquin Holt Comment
  CAS-BOT-BC413602  Persicaria amphibia Brian Atwater 1978-8-18 BA- 42 San Joaquin Between Quinby Island and Franks Tract 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-BC419063  Persicaria lapathifolia Eva Bramlet 1896-5-11 s.n. San Joaquin Woods Grove, San Joa. R. Comment
  UCD99488  Persicaria lapathifolia G. F. Hrusa; S. A. Wagner 1992-8-9 9357 San Joaquin Caswell Memorial State Park. On Stanislaus River below campgrounds. Comment
  UCD99573  Persicaria maculosa G. F. Hrusa; S. A. Wagner 1992-7-8 9146 San Joaquin Caswell Memorial State Park. Oxbow Lake. Comment
  UC24367  Phacelia cicutaria F. W. Gunnison May 1896 San Joaquin Linden Comment
  JEPS2245  Phacelia ciliata var. ciliata W. L. Jepson 1922-4-2 9593 San Joaquin Tracy Comment
  JEPS2262  Phacelia ciliata var. ciliata A. D. Tenney 1915-3-30 San Joaquin Tracy Comment
  JEPS2268  Phacelia ciliata var. ciliata A. D. Tenney 1915-4-7 San Joaquin Tracy Comment
  RSA426082  Phacelia distans E. E. Stanford 1930-4-5 1223 San Joaquin Hospital Canyon. Comment
  UC600981  Phacelia douglasii Marjorie E. Olney 1938-3-6 49 San Joaquin Corral Hollow Mount Hamilton Range Comment
  UC767531  Phacelia douglasii R. F. Hoover 1938-4-9 3025 San Joaquin 1 mi n Corral Hollow (near Alameda Co. line) Comment
  JEPS2048  Phacelia fremontii W. L. Jepson 1922-4-2 9566 San Joaquin Corral Hollow Mt. Hamilton Range (w San Joaquin Co.) Comment
  JEPS2050  Phacelia fremontii R. F. Hoover 1938-4-9 3032 San Joaquin hill betw. Castle Rock and Black Butte; Corral Hollow Comment
  UC24388  Phacelia imbricata J. A. Sanford 202 San Joaquin West Stockton San Joaquin Valley Comment
  RSA21452  Phacelia tanacetifolia Carl B. Wolf 1937-3-31 8386 San Joaquin San Joaquin Valley, half a mile north of Vernalis. 30 Comment
  UC24484  Phacelia tanacetifolia Benj. Cobb 1900-4 10 San Joaquin Tracy Comment
  UC702960  Phacelia tanacetifolia John Thomas Howell 1929-3-27 4104 San Joaquin 6 1/2 mi w Tracy (road to Altamont) Comment
  UCR143282  Phalaris E. E. Stanford 1930-5-3 1466 San Joaquin Sacramento Valley, near Stockton 5 Comment
  UCD88161  Phalaris aquatica P. B. Kennedy 1929-10-3 s.n. San Joaquin Terminous. Lyons ranch. Comment
  UCD88162  Phalaris aquatica P. B. Kennedy 1929-10-3 s.n. San Joaquin Terminous. Lyons ranch. Comment
  CAS-BOT-BC265835  Phalaris arundinacea Brian Atwater 1978-8-24 BA- 119 San Joaquin Fourteenmile Slough, between Rindge Tract and Wright Tract Comment
  POM147799  Phalaris arundinacea E. E. Stanford 1927-5-28 449 San Joaquin Stockton near San Joaquin River, Louis Park Comment
  UCD88505  Phalaris arundinacea Beecher Crampton 1965-7-12 7455 San Joaquin 5.7 miles S of Thornton, Thornton Road. Comment
  UCD88539  Phalaris arundinacea R. Tofsrud 1952-7-3 s.n. San Joaquin Thornton. Harkins Ranch. Comment
  CAS-BOT-BC259037  Phalaris lemmonii E. E. Stanford 1927-4-24 190 San Joaquin Near Stockton Comment
  UC188923  Phalaris lemmonii Mr. Sanford 81 San Joaquin Stockton 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
  UCD89416  Phalaris paradoxa Albert Troglin 1964-5-1 s.n. San Joaquin Tracy area. Comment
  UCR128234  Phalaris paradoxa Pam Wright, Louis LaPierre 2003-5-9 s.n. San Joaquin Sacramento Valley, 1 mile south of Collegeville, southeast of Stockton and east of French Camp, off Littlejohn Creek immediately west of Jack Tone Road and south of BNSF railroad line, 55 acre Mariposa mitigation site (created in 2000) 17 Comment
  JEPS71111  Phlox gracilis R. F. Hoover 1937-4-3 1736 San Joaquin Tracy Comment
  UC24146  Pholistoma auritum J. A. Sanford 188 San Joaquin Stockton Comment
  POM354319  Phoradendron macrophyllum E. E. Stanford 1930-3-30 1193 San Joaquin Near Bellota. Comment
  UC6091  Phoradendron macrophyllum F. T. Bioletti 1892-1 San Joaquin Tracy 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
  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
  UCD89839  Phragmites australis P. B. Kennedy 1928-9-30 s.n. San Joaquin near Holt. Comment
  UCD89842  Phragmites australis 1946-9-12 13123 San Joaquin Borden Highway, halfway between Old River and Middle River. Comment
  UCD89853  Phragmites australis Collector Unknown 1928-9-30 s.n. San Joaquin near Holt. Comment
  SEINET10659954  Phragmites communis E. E. Stanford Stanford 1874 San Joaquin Along sloughs in San Joaquin Delta. Jones Tract. Comment
  UC1618079  Phyla Donald G. Nelson 1939-6-9 106 San Joaquin s.e. Stockton (on the Mt. Diablo Base Line, junction of Austin Rd. & Little John Creek) Comment
  JEPS39035  Phyla caespitosa W. L. Jepson 1896-6-17 21233 San Joaquin Mossdale School, Lower San Joaquin River Comment
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Sep 26 2006
  UC1239565  Phyla caespitosa Joseph P. Tracy 1921-5-25 5796 San Joaquin Farmington; San Joaquin Valley 30 Comment
  UC635115  Phyla lanceolata H. L. Mason 1929-9-9 5428 San Joaquin San Joaquin River delta Holt; San Joaquin River delta Comment
  UC635117  Phyla lanceolata Herbert L. Mason 1928-9-30 4954 San Joaquin near Holt (San Joaquin River Delta); San Joaquin River Delta Comment
  CDA39033  Phyla nodiflora D. G. Kelch 2011-10-4 11 .838 San Joaquin Approx. 7 km west of Orestimba. Stuhr Rd east of I-5 along Orestimba Creek. Comment
  CDA9729  Phyla nodiflora Jim Allan 2007-6-25 PDR# 1431930 San Joaquin Stockton; 1868 E. Hazelton. Comment
  UCD125580  Phyla nodiflora G. F. Hrusa; S. A. Wagner 1992-7-8 9181 San Joaquin Caswell Memorial State Park. Comment
  CDA40719  Phyla nodiflora var. incisa T. C. Fuller 1960-5-17 4362 San Joaquin South of Highway 4, 1.4 miles east of Jack Tone Road, 8.7 miles east of Stockton. 0 Comment
  JEPS39019  Phyla nodiflora var. nodiflora W. L. Jepson 1923-10-22 10281 San Joaquin San Joaquin City; San Joaquin River, San Joaquin City Comment
  CAS-BOT-BC58239  Phyllodoce breweri T. J. Blestou 1912-7-30 s.n. San Joaquin Upper Chiquita, San Juaquin Sierra Nevada. Comment
  CAS-BOT-BC76933  Pilularia americana John Thomas Howell 1930-4-12 4683 San Joaquin 7 miles from Escalon on road to Stockton. Comment
  RSA21451  Plagiobothrys C. B. Wolf 1937-3-31 8385 San Joaquin San Joaquin Valley, 0.5 mi N of Vernalis. 30 Comment
  RSA20134  Plagiobothrys acanthocarpus Roxana S. Ferris 1938-4-15 9406 San Joaquin Near gravel pit at the mouth of Corral Hollow. Comment
  RSA20135  Plagiobothrys acanthocarpus Roxana S. Ferris 1938-4-15 9396 San Joaquin Western end of Lynn Road between Carbona and mouth of Corral Hollow. 61 Comment
  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
  UC762829  Plagiobothrys austiniae R. F. Hoover 1935-3-16 345 San Joaquin Farmington 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
  RSA28027  Plagiobothrys bracteatus C. L. Hitchcock 1940-5-12 6363 San Joaquin 3 miles south of Galt 16 Comment
  CDA40684  Plagiobothrys bracteatus T. C. Fuller 1962-5-1 8337 San Joaquin North of Ione Road, 0.5 mile east of schoolhouse, 2 miles north of Clements. 0 Comment
  CDA40685  Plagiobothrys bracteatus T. C. Fuller 1962-5-1 8293 San Joaquin Highway 12 to Wallace, 2.0 miles east of Clements. 0 Comment
  POM268864  Plagiobothrys canescens E. E. Stanford 1930-4-5 1241 San Joaquin Hospital Canyon. Comment
  POM63833  Plagiobothrys canescens C. F. Baker 1903-4-25 2786 San Joaquin Tracy. Comment
  UC25042  Plagiobothrys canescens J. A. Sanford 1890-1 96 San Joaquin French Camp 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
  UC615181  Plagiobothrys canescens Beryl O. Schreiber 1932-4-27 147 San Joaquin near Midway Comment
  UC767999  Plagiobothrys canescens R. F. Hoover 1938-2-27 2796 San Joaquin Castle Rock Corral Hollow Comment
  POM259067  Plagiobothrys infectivus J. T. Howell 1938-4-10 13757 San Joaquin Hospital Canyon. Comment
  UC766026  Plagiobothrys infectivus R. F. Hoover 1937-4-3 1744 San Joaquin lower end Corral Hollow Comment
  UCR62341  Plagiobothrys leptocladus L. F. LaPre 1990-5-10 s.n. San Joaquin Borden Ranch, 7 mi north of Clements. 79 Comment
  UC25054  Plagiobothrys nothofulvus J. A. Sanford 1890-1 398 San Joaquin Waverly Comment
  POM196286  Plagiobothrys nothofulvus E. E. Stanford 1928-3-20 816 San Joaquin Near Peters. 30 Comment
  UC24557  Plagiobothrys reticulatus J. A. Sanford 1890-1 San Joaquin Waverly Comment
  UC762854  Plagiobothrys reticulatus R. F. Hoover 1937-4-23 1925 San Joaquin 7 mi e Stockton Comment
  CAS-BOT-BC526871  Plagiobothrys stipitatus var. micranthus George K. Helmkamp; Elizabeth Helmkamp 2013-3-26 20226 San Joaquin East end of San Joaquin Valley: Escalon Bellota Rd (J6), 6.1 mi S of its jct with CA-26, 0.52 mi S of Copperopolis Rd 51 Comment
  POM64764  Plagiobothrys stipitatus var. micranthus C. F. Baker 1903-4-27 2788 San Joaquin Bethany. Comment
  UC1239566  Plagiobothrys stipitatus var. micranthus Joseph P. Tracy 1921-5-25 5792 San Joaquin Farmington San Joaquin Valley 30 Comment
  UC881352  Plagiobothrys stipitatus var. micranthus L. R. Abrams 1923-3-31 7951 San Joaquin 4 mi from Manteca (on the Stockton Road) Comment
  POM196012  Plagiobothrys stipitatus var. micranthus E. E. Stanford 1928-4-7 852 San Joaquin Near Collegeville. 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
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Jun 11 2008
  RSA135445  Plagiobothrys tenellus Volney Rattan 1877-03 s.n. San Joaquin Live Oaks Comment
  UC766027  Plagiobothrys tenellus R. F. Hoover 1938-2-27 2799 San Joaquin Castle Rock Corral Hollow Comment
  UC79222  Plagiobothrys trachycarpus Katharine Brandegee April 1889 San Joaquin Tracy 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
  UC596144  Plagiobothrys undulatus R. F. Hoover 1937-6-10 2398 San Joaquin 2 mi n Linden Comment
  UCD33074  Plagiobothrys undulatus Beecher Crampton 1966-5-3 7686 San Joaquin San Joaquin County, ca. 7 3/4 miles N.N.E. of Lodi, intersection of Liberty and Bruella roads. Comment
  CAS-BOT-BC60817  Planodes virginica John Thomas Howell 1930-4-12 4684 San Joaquin 7 miles from Escalon on road to Stockton. Comment
  CAS-BOT-BC60818  Planodes virginica John Thomas Howell 1930-4-12 4684 San Joaquin 7 miles from Escalon on road to Stockton. Comment
  POM193905  Planodes virginica J. T. Howell 1930-4-12 4684 San Joaquin 7 miles from Escalon on road to Stockton. Comment
  RSA523579  Plantago bigelovii subsp. bigelovii J. T. Howell 1935-4-1 2096 San Joaquin East end of Corral Hollow. Comment
  RSA401996B  Plantago erecta E. E. Stanford 1930-4-5 1249 San Joaquin Hospital Canyon. 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
  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
  UCD124366  Plantago major G. F. Hrusa; S. A. Wagner 1992-7-8 9141 San Joaquin Caswell Memorial State Park; beach below campgrounds at eastern end of park. 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
  JEPS18524  Plantago truncata subsp. firma S. Galen Smith with H. L. Mason and D. Stone 1957-5-24 2942 San Joaquin 0.5 mile west of Calaveras County line (along State Highway 8) 60 Comment
  SD51700  Plantago truncata subsp. firma S. G. Smith, H. L. Mason and D. Stone 1957-5-24 2942 San Joaquin Highway 8, 0.5 mile west of Calaveras County line. Comment
  CAS-BOT-BC93150  Platanus racemosa E. E. Stanford 1930-4-19 1414 San Joaquin Corral Hollow Road. Comment
  UCD143184  Platanus racemosa G. F. Hrusa 1992-8-25 9570 San Joaquin around 75 feet in the eastern end of the park.This from the easternmost campground area. Caswell Memorial State Park. Comment
  RSA0004642  Platystemon arvorum C. F. Baker 1903-4-25 3199 San Joaquin Tracy. Comment
  UC75132  Platystemon californicus C. F. Baker 1903-4-25 2780 San Joaquin Tracy Comment
  UC767119  Platystemon californicus Robert F. Hoover 1935-3-1 246 San Joaquin five mi s Tracy; s of Tracy Comment
  UCD96077  Platystemon californicus J. C. Tothill 1958-4-13 s.n. San Joaquin 15 miles east of Lodi, State Highway 8. 57 Comment
  RSA21627  Platystemon californicus var. californicus Roxana S. Ferris 1938-4-15 9408 San Joaquin Half mile west of gravel pit at mouth of Corral Hollow on the Livermore Road. 152 Comment
  UCD33072  Pleuropogon californicus Beecher Crampton 1966-5-3 7683 San Joaquin San Joaquin County, ca. 7 3/4 miles N.N.E. of Lodi, intersection of Liberty and Bruella roads. Comment
  UCD90151  Pleuropogon californicus var. californicus Beecher Crampton 1966-5-3 7683 San Joaquin ca. 7 and 3/4 miles N.N.E. of Lodi, Liberty and Bruella roads. Comment
  CDA32715  Pluchea odorata P. Akers 2009-9-9 PDR# 1286189 San Joaquin At water s edge of a channel of old San Joaquin River. Approximately 8.5 miles northwest of Stockton and 3 miles east of Tinsley Island. 0 Comment
  UC88358  Pluchea odorata var. odorata Mrs. K. Brandegee 1892-9-9 San Joaquin Bouldin Island Sacramento River Comment
  JEPS76012  Poa annua W. L. Jepson 1937-4-23 18010 San Joaquin ca 5 mi se Stockton (on Farmington Rd) Comment
  RSA484179  Poa annua C. R. Quick 1929-3-18 s.n. San Joaquin Campus, Stockton Comment
  UCR232235  Poa annua George K. Helmkamp, E. A. Helmkamp 2011-3-12 17058 San Joaquin Northern San Joaquin Valley, Collier Road, 0.2 mile east of its junction with Suttenfield Road, 9.4 mi. NE (50 deg. ) of Lodi 40 Comment
  POM204944  Poa secunda E. B. Copeland 1903-4-25 2776 San Joaquin Tracy Comment
  UCD96924  Poa secunda Ellen Dean; Clare Loughran, Mary Shea, Wilde Legard, 2011-4-22 6959 San Joaquin Contra Costa Water District land (recently purchased), Carnegie Canyon Area at 32322 Corral Hollow Road west of CA-580 just north of junction with Interstate 5. Canyon with Amsinckia grandiflora population. Upper end of population. Comment
  CAS-BOT-BC236340  Poa secunda subsp. secunda Alice Eastwood; John Thomas Howell 1935-4-7 2092 San Joaquin E end of Corral Hollow Comment
  JEPS76764  Poa secunda subsp. secunda L. R. Heckard 1974-4-25 3673 San Joaquin 1/2 mi e of Almeda Co line Corral Hollow (just w of Drop Tower No. <no. not given>, grounds of Atomic Energy Commission, U of CA testing site) 304 Comment
  RSA424572  Pogogyne douglasii E. E. Stanford 1928-5-5 946 San Joaquin Near Peters Comment
  CDA40763  Pogogyne serpylloides T. C. Fuller 1971-4-21 19837 San Joaquin Inner Coast Ranges; Lone Tree Creek Canyon. 0 Comment
  UC6640  Polygonum amphibium J. A. Sanford 1890-1 San Joaquin Stockton Comment
  JEPS50530  Polygonum amphibium var. emersum W. L. Jepson 1913-11-22 5692 San Joaquin Middle River San Joaquin Delta Comment
  UC1192337  Polygonum amphibium var. emersum Herbert L. Mason 1928-9-30 4968 San Joaquin near Holt; San Joaquin Delta Comment
  POM147787  Polygonum amphibium var. stipulaceum E. E. Stanford 1927-9-26 717 San Joaquin Stockton, near San Joaquin River. Louis Park. Comment
  CDA19467  Polygonum arenastrum M. I. Wibawa, G. F. Hrusa, J. Naughton 2002-5-15 204 San Joaquin Sacramento Valley; Coyote Creek tributary on Dustin Rd, ~0.1 mi N of Liberty Rd., near Acampo. 7 Comment
  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
  RSA466397  Polygonum hydropiper E. E. Stanford 1927-9-17 699 San Joaquin Stockton 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
  UC465849  Polygonum lapathifolium Harriet A. Walker 1907-9-8 927 San Joaquin Lathrop Comment
  UC6723  Polygonum lapathifolium J. Burtt Davy 1893-9-13 1182 San Joaquin Stockton Comment
  PASA1504  Polygonum lapathifolium Annetta M. Carter 1931-7-29 235 San Joaquin San Joaquin R. slough near Middle R. Bridge, Borden Hiway to Stockton Comment
  PASA1505  Polygonum muhlenbergii Annetta M. Carter 1931-7-29 236 San Joaquin San Joaquin R. slough near Middle R. Bridge, Borden Hiway to Stockton Comment
  JEPS77906  Polygonum punctatum Edward Lee 1934-7-4 958 San Joaquin Holt Holt (roadside marsh) Comment
  JEPS77907  Polygonum punctatum Edward Lee 1934-7-4 958 San Joaquin Holt Holt (roadside marsh) Comment
  UC580083  Polygonum punctatum Ira L. Wiggins 1934-7-28 6941 San Joaquin ditch at roadside 3.2 mi e Escalon Comment
  POM147807  Polygonum punctatum E. E. Stanford 1926-10-19 68 San Joaquin Stockton, near San Joaquin River. Louis Park. Comment
  UC6656 Image available Polygonum ramosissimum J. Burtt Davy 1893-11-13 1199 San Joaquin Stockton Comment
  CAS-BOT-BC71852  Polypodium californicum Genevieve Prlain 1976-5-2 s.n. San Joaquin county park on Mokelumne River below Camanche Dam 27 Comment
  CAS-BOT-BC232961  Polypogon australis E. E. Stanford 1930-5-10 1469 San Joaquin French Camp Road near Summer Home Comment
  CAS-BOT-BC232554  Polypogon monspeliensis E. E. Stanford 1926-10-23 80 San Joaquin Stockton. On campus Comment
  UC964751  Polypogon monspeliensis R. F. Hoover 1940-12-7 4711 San Joaquin 2 mi e Midway Comment
  CAS-BOT-BC102642  Populus fremontii Peter H. Raven; R. Ornduff; et al. 1957-3-30 10557 San Joaquin Corral Hollow Comment
  CAS-BOT-BC102643  Populus fremontii Alice Eastwood; John Thomas Howell 1935-2-24 1951 San Joaquin Corral Hollow Comment
  UCD110628  Populus fremontii subsp. fremontii G. F. Hrusa; S. A. Wagner 1992-4-22 9244 San Joaquin Caswell Memorial State Park, more along the Stanislaus River banks. Comment
  UC127961  Portulaca oleracea Harriet A. Walker 1907-9-8 925 San Joaquin Lathrop, near RailRoad Station Lathrop Comment
  CDA19210  Potamogeton crispus R. Woolstrum 2001-4-3 PDR 005387 San Joaquin In pond at 1237 Jackson Rd., Lodi. 0 Comment
  UC1099891  Potamogeton crispus Herbert L. Mason, S. Galen Smith 1948-8-5 8269 San Joaquin Trapper's Slough Robert's Island Comment
  UC60854  Potamogeton nodosus J. A. Sanford 370 San Joaquin West Stockton Comment
  JEPS40573  Potentilla rivalis F. T. Bioletti Apr 1892 San Joaquin Tracy Comment
  SEINET780045  Proboscidea louisianica subsp. louisianica George K. Helmkamp, E. A. Helmkamp 2008-10-9 14240 San Joaquin San Joaquin Valley, Dogtown, c. 12 mi NE of Lodi, Collier Road at Mackville Road, 1.1 mi W of CA-88 37 Comment
  UC1125580  Proboscidea louisianica subsp. louisianica B. Schreiber 1937-8-22 2463 San Joaquin Lockeford Lockeford Quadrangle 30 Comment
  UC766953  Proboscidea louisianica subsp. louisianica Robert F. Hoover 1936-7-31 1583 San Joaquin Farmington Comment
  UCR201942  Proboscidea lutea George K. Helmkamp, E. A. Helmkamp 2008-10-9 14240 San Joaquin San Joaquin Valley, Dogtown, c. 12 miles NE of Lodi, Collier Road at Mackville Road, 1.1 miles west of CA-88 37 Comment
  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
  UCD113158  Prunus G. F. Hrusa 1992-8-26 9562 San Joaquin Caswell Memorial State Park. Comment
  CAS-BOT-BC356988  Pseudognaphalium luteoalbum E. E. Stanford 1936-9-1 s.n. San Joaquin Lodi 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
  CAS-BOT-BC357574  Pseudognaphalium stramineum E. E. Stanford 1930-5-2 1457 San Joaquin Empire Tract Comment
  UC32041  Pseudognaphalium stramineum J. A. Sanford 1890-1 188 San Joaquin Stockton Comment
  UCD33077  Psilocarphus brevissimus Beecher Crampton 1966-5-3 7689 San Joaquin San Joaquin County, ca. 7 3/4 miles N.N.E. of Lodi, intersection of Liberty and Bruella roads. Comment
  UCR132386  Psilocarphus brevissimus Beecher Crampton 1966-5-3 7689 San Joaquin Central Valley, about 7.75 miles NNE of Lodi, intersection of Liberty and Bruella roads 76 Comment
  POM196042  Psilocarphus brevissimus E. E. Stanford 1929-4-7 1063 San Joaquin Near Peters. Comment
  SEINET7042492  Psilocarphus brevissimus A. G. Vestal 1963-5-27 s.n. San Joaquin Dutch Creek east northeast of Linden on Route 8. Valley Springs quadrangle UTM Zone 10, 675894mE, 4215023mN. Comment
  JEPS40456  Psilocarphus brevissimus var. brevissimus W. L. Jepson 1937-4-23 18009 San Joaquin on Farmington Road c 5 mi se Stockton Comment
  JEPS40486  Psilocarphus brevissimus var. brevissimus R. F. Hoover 1935-6-12 645 San Joaquin Farmington San Joaquin Valley Comment
  JEPS40491  Psilocarphus brevissimus var. brevissimus R. F. Hoover 1937-4-23 1923 San Joaquin 7 mi e Stockton Comment
  UC694151  Psilocarphus brevissimus var. brevissimus H. L. Mason 1932-4-24 6968 San Joaquin 11 mi s Clements Comment
  UC694158  Psilocarphus brevissimus var. brevissimus H. L. Mason 1932-4-24 6967 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-BC86615  Quercus douglasii E. E. Stanford 1930-4-5 1214 San Joaquin Hospital Canyon Comment
  CDA22095  Quercus kelloggii J. B. Gianelli 1982-4-15 San Joaquin Road to Mount Boardman, 300 feet from Stanislaus county line. 0 Comment
  CAS-BOT-BC61616  Quercus lobata J. Bridgaman 1844-6-9 s.n. San Joaquin Dunham Ferry Comment
  CDA19501  Quercus lobata M. I. Wibawa, G. F. Hrusa, J. Naughton 2002-5-15 201 San Joaquin Sacramento Valley; On Dustin Rd., ~0.1 mi N of Liberty Rd., near Acampo. 7 Comment
  RSA477319  Quercus lobata Flossie Draper 1927-9-22 3 San Joaquin Found in field near campus, College of the Pacific. 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
  CAS-BOT-BC104667  Quercus wislizeni Lewis S. Rose 1936-3-16 36023 San Joaquin Lockeford 60 Comment
  CAS-BOT-BC104668  Quercus wislizeni E. E. Stanford 1930-4-17 1340 San Joaquin Clements Road Comment
  UC405352  Quercus wislizeni W. P. Taylor 1912-3-29 San Joaquin Tracy Lake Comment
  UCR143145  Quercus wislizeni L. S. Rose 1936-3-16 36023 San Joaquin Central Valley, Lockeford [NE of Lodi] 61 Comment
  UCR253569  Quercus wislizeni var. wislizeni George K. Helmkamp 2014-3-18 22584 San Joaquin Eastern San Joaquin Valley, Collier Road, 0.2 mile west of its junction with CA-88, c. 2 miles west of Comanche Reservoir 43 Comment
  RSA654061  Ranunculus alveolatus Beecher Crampton 1966-5-3 7687 San Joaquin 7 3/4 miles NNE of Lodi, intersection of Liberty and Bruella roads. Comment
  CAS-BOT-BC379189  Ranunculus aquatilis var. aquatilis Volney Rattan 1883-3-1 s.n. San Joaquin Live Oaks Comment
  UC1330026  Ranunculus bonariensis var. trisepalus Beecher Crampton 1966-5-3 7687 San Joaquin ca 7 3/4 mi nne Lodi (Liberty and Bruella Rds) Comment
  UCD33075  Ranunculus bonariensis var. trisepalus Beecher Crampton 1966-5-3 7687 San Joaquin San Joaquin County, ca. 7 3/4 miles N.N.E. of Lodi, intersection of Liberty and Bruella roads. Comment
  UCD95905  Ranunculus bonariensis var. trisepalus Terri Williamson 1990-4-28 16 San Joaquin Buena Vista Road, 1 mile E of Highway 88. 121 Comment
  UCD95946  Ranunculus californicus G. F. Hrusa; S. A. Wagner 1992-4-8 9095 San Joaquin Caswell Memorial State Park. Comment
  CAS-BOT-BC378945  Ranunculus californicus var. californicus 1927-3-24 119 San Joaquin Stockton Comment
  UCD143431  Ranunculus canus Oren Pollak 1987-4-18 s.n. San Joaquin Caswell State Park. Comment
  UCR238409  Ranunculus muricatus George K. Helmkamp, E. A. Helmkamp 2012-4-7 18724 San Joaquin San Joaquin Valley, along CA-26, 3.2 miles southwest of its junction with N Wimer Road, NE of town of Linden 52 Comment
  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
  UC69591  Ranunculus occidentalis J. A. Sanford 211 San Joaquin French Camp Comment
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Nov 7 2007
  SEINET12092446  Ranunculus pusillus E. E. Stanford 1930-1 1462 San Joaquin Elliot Rd. near Elliot Comment
  CDA25632  Raphanus raphanistrum G. K. Helmkamp, E. A. Helmkamp 2007-10-13 13087 San Joaquin Northern San Joaquin Valley; Along Highway CA-88, 1.0 mile southwest of Clements at Disch Road. Comment
  UC10778  Raphanus sativus J. A. Sanford 1890-1 95 San Joaquin French Camp Comment
  CDA25522  Ribes aureum T. C. Fuller 1962-4-24 8216 San Joaquin South of Corral Hollow Creek, ca. 8 miles southwest of Tracy. 0 Comment
  UC764964  Ribes aureum Robert F. Hoover 1935-3-1 245 San Joaquin 5 mi sw Ripon Comment
  SBBG41738  Ribes aureum var. gracillimum P. Rubtzoff 1965-4-6 5519 San Joaquin Garden Rd, 0.5 mi S of Division Rd (Tracy-Ripon area) Comment
  CDA25559  Ribes malvaceum T. C. Fuller 1971-4-22 19847 San Joaquin Red Dam, head of Hospital Creek, southwestern San Joaquin County. 0 Comment
  CAS-BOT-BC217940  Ribes quercetorum Carl B. Wolf 1937-3-31 8405 San Joaquin W side of san Joaquin Valley, Hospital Canyon 137 Comment
  CDA25565  Ribes quercetorum T. C. Fuller 1971-4-21 19838 San Joaquin Inner Coast Ranges; Lone Tree Creek Canyon. 0 Comment
  JEPS13212  Rorippa curvisiliqua Rimo Bacigalupi with G. T. Robbins 1955-5-5 4993 San Joaquin 1 1/2 mi sw Peters (along roadside from Stockton to Peters); sw of Peters 25 Comment
  RSA431543  Rorippa curvisiliqua E. E. Stanford 1930-4-18 1360 San Joaquin Thornton Road. Comment
  UC117552  Rorippa curvisiliqua var. occidentalis Michener and Bioletti Apr 1892 San Joaquin Tracy Comment
  JEPS53863  Rorippa palustris Harriet A. Walker 1907-9-8 903 San Joaquin Lathrop Comment
  JEPS75002  Rorippa palustris L. R. Heckard and P. Rubtzoff 1971-9-15 2804 San Joaquin ca 7 mi s.w. Manteca (along Airport Way 2.6 mi s. of junction of West Ripon Rd.) Comment
  UCR88057  Rorippa palustris subsp. occidentalis Peter Rubtzoff 1965-7-13 5576 San Joaquin San Joaquin River at Airport Way crossing (Tracy-Ripon area) Comment
  CAS-BOT-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
  UC114693  Rosa californica T. S. Brandegee 1901-9-9 San Joaquin San Joaquin Bridge 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
  UCD113767  Rubus armeniacus G. F. Hrusa 1992-8-26 9519 San Joaquin Caswell Memorial State Park, to the south of the entrance gate, along road into the campgrounds. Comment
  UC61019  Rubus pensilvanicus N. K. Berg 1903-12-15 San Joaquin Rough and Ready Island; Stockton, Rough and Ready Island Comment
  UC66824  Rubus pensilvanicus N. K. Berg 1903-12-15 San Joaquin Rough and Ready Island; Stockton, Rough and Ready Island Comment
  UCD89035  Rubus ursinus Lindsay Clark 2008-5-8 CSP 21 San Joaquin In Caswell Memorial State Park, at the end of Austin Rd, picnic area on the left 0.3 miles after ranger station. Growing at end of parking lot on the right, near the curb. 20 Comment
  JEPS58036  Rumex W. L. Jepson 1913-11-22 5699 San Joaquin Middle River San Joaquin Delta Comment
  UC6938  Rumex conglomeratus J. A. Sanford 1890-1 27 San Joaquin Stockton Comment
  CAS-BOT-BC421723  Rumex conglomeratus John Thomas Howell 1930-9-28 5521 San Joaquin Holt Comment
  CAS-BOT-BC421603  Rumex crispus E. E. Stanford 1927-5-26 435 San Joaquin Stockton Comment
  POM146165  Rumex salicifolius var. denticulatus E. E. Stanford 1927-5-26 436 San Joaquin Stockton. Comment
  CAS-BOT-BC445717  Sagittaria latifolia Brian Atwater 1978-8-24 BA- 105 San Joaquin Between Rindge [Ridge] Tract and Wright Tract Comment
  UC935759  Sagittaria latifolia Herbert L. Mason 1928-9-30 4960 San Joaquin San Joaquin Delta near Holt; San Joaquin Delta near Holt Comment
  CAS-BOT-BC267090  Sagittaria sanfordii Roxana S. Ferris 1940-6-1 9842 San Joaquin About 3 miles W of Lockford on Stockton - Lockford road Comment
  NY311494  Sagittaria sanfordii J. A. Sanford 06 1891 s.n. San Joaquin 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
  CAS-BOT-BC129662  Salix bonplandiana E. E. Stanford 1930-4-19 1412 San Joaquin Corral Hollow Road Comment
  CAS-BOT-BC129666  Salix bonplandiana E. E. Stanford 1928-3-29 836 San Joaquin Calaveras River Comment
  CAS-BOT-BC129668  Salix bonplandiana Herbert F. Copeland 1935-4-28 s.n. San Joaquin South Fork of Mokelumne River Comment
  CAS-BOT-BC129667  Salix bonplandiana E. E. Stanford 1929-3-26 1019 San Joaquin San Joaquin River Comment
  POM196033  Salix exigua E. E. Stanford 1929-3-21 1017 San Joaquin Stockton. Levee, Calaveras River. Comment
  RSA181501  Salix exigua I. L. Wiggins 1964-5-26 19017 San Joaquin Beside old channel of San Joaquin River. Between Tracy and Manteca. Comment
  UCD110929  Salix exigua G. F. Hrusa; S. A. Wagner 1992-4-22 9248 San Joaquin Caswell Memorial State Park. Comment
  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
  UC1134898  Salix exigua var. hindsiana R. D. Roseberry 1935-5-13 162 San Joaquin Mokelmune R., Plot #118 Jackson Quadrangle 60 Comment
  UC1618021  Salix exigua var. hindsiana Donald G. Nelson 1939-6-9 604 San Joaquin at junction of Austen Rd with Little John Creek (banks of creek, se of Stockton); Mount Diablo Base line Comment
  CAS-BOT-BC107860  Salix gooddingii E. E. Stanford 1930-4-12 1275 San Joaquin Near Manteca Comment
  UC437352  Salix gooddingii J. A. Sanford 68 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-BC108238  Salix hindsiana E. E. Stanford 1928-4-30 942 San Joaquin Stockton, in sand in Calaveras River bottom 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-BC108244  Salix hindsiana Barrett Anderson 1987-7-15 3558 San Joaquin SSC site on the Calaveras River along Shelton Road east of Bellota. 35 Comment
  CAS-BOT-BC108245  Salix hindsiana Brian Atwater 1978-8-31 BA- 127 San Joaquin Pristine tidal swamp and marsh inside a meander of Old River, between Quinby Island and Franks Tract Comment
  POM196280  Salix laevigata E. E. Stanford 1928-3-20 830 San Joaquin Near Peters 30 Comment
  POM196285  Salix laevigata E. E. Stanford 1928-3-29 836 San Joaquin Calaveras River. Stockton. 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-BC125360  Salix lasiandra var. lasiandra Brian Atwater 1979-3-17 BA- 181 San Joaquin Inside a meander of Old River; between Quinby Island and Franks Tract Comment
  POM147995  Salix lasiolepis E. E. Stanford 1928-2-6 779 San Joaquin Near Stockton. Near Calaveras River. Comment
  POM362796  Salix lasiolepis C. R. Quick 1929-2-18 s.n. San Joaquin N of Campus. Stockton. Comment
  UC437313  Salix lasiolepis W. P. Taylor 1912-3-29 San Joaquin 6 mi se Galt; Tracy Lake 9 Comment
  CAS-BOT-BC107369  Salix lasiolepis var. lasiolepis E. E. Stanford 1927-2-27 94 San Joaquin Stockton, Calaveras River Bottom Comment
  CAS-BOT-BC107384  Salix lasiolepis var. lasiolepis E. E. Stanford 1928-2-19 780 San Joaquin Near Stockton, near Calaveras River Comment
  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
  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
  CDA9298  Salsola australis G. F. Hrusa, R. Rhode 2013-11-8 18526 San Joaquin San Joaquin Valley; 1/2 mi. NW of Holt townsite on Hwy 4, along Lower Jones Rd. -2 Comment
  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
  CDA9300  Salsola australis G. F. Hrusa, R. Rhode 2013-11-8 18528 San Joaquin San Joaquin Valley; 1/2 mi. NW of Holt townsite on Hwy 4, along Lower Jones Rd. -2 Comment
  CDA9301  Salsola australis G. F. Hrusa, R. Rhode 2013-11-8 18529 San Joaquin San Joaquin Valley; 1/2 mi. NW of Holt townsite on Hwy 4, along Lower Jones Rd. -2 Comment
  CDA9302  Salsola australis G. F. Hrusa, R. Rhode 2013-11-8 18530 San Joaquin San Joaquin Valley; 1/2 mi. NW of Holt townsite on Hwy 4, along Lower Jones Rd. -2 Comment
  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
  CDA37549  Salsola tragus P. Akers 2005-11-14 s.n. San Joaquin San Joaquin Valley; Davis Rd. +/- 200 ft. S of 8 Mile Rd., E of Interstate 5 +/- 1.5 mi., at bridge just S of 8 Mile Rd. 5 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
  CAS-BOT-BC180694  Salsola tragus Alice Eastwood 1930-5-10 17968 San Joaquin Los Banos Bird Reserve Comment
  POM147746  Salsola tragus E. E. Stanford 1927-8-18 679 San Joaquin Stockton; waste field near Mormon Channel. Comment
  RSA444946  Salsola tragus E. E. Stanford 1930-5-28 1527 San Joaquin Lincoln Highway near French Camp Comment
  JEPS97684  Salvia carduacea Annetta M. Carter, Louise Darling, Leo Whitney, Robert Hoover et al. 1935-4-21 787 San Joaquin Near Castle Rock. 19 mi. from Livermore on Tesla Rd. Comment
  UC762495  Salvia carduacea R. F. Hoover 1938-4-9 3052 San Joaquin lower end Corral Hollow Comment
  UCD19299  Salvia hispanica Franz R. Kegel, F. A. 1976-12-1 s.n. San Joaquin Stockton. Comment
  UC762492  Salvia mellifera R. F. Hoover 1938-2-27 2794 San Joaquin Castle Rock; Corral Hollow Comment
  CAS-BOT-BC238596  Sambucus nigra subsp. caerulea Barrett Anderson 1987-7-15 3556 San Joaquin SSC site on the Calaveras River along Shelton Road east of Bellota 35 Comment
  UCD137643  Sambucus nigra subsp. caerulea G. F. Hrusa; S. A. Wagner 1992-4-24 9291 San Joaquin Caswell Memorial State Park. Comment
  UCD143428  Sambucus nigra subsp. caerulea Oren Pollak 1987-4-18 s.n. San Joaquin Caswell State Park. Comment
  POM264781  Sanicula bipinnata Lincoln Constance 1941-4-19 2806 San Joaquin Corral Hollow, 1 mile North of Castle Rock 320 Comment
  UCR243142  Sanicula bipinnata Ellen Dean, Clare Loughran, Mary Shea, Wilde Legard 2011-4-22 6940 San Joaquin Inner Coast Range, Contra Costa Water District land (recently purchased), Carnegie Canyon Area at 32322 Corral Hollow Road west of CA-580 just north of junction with Interstate 5. Canyon with Amsinckia grandiflora population 290 Comment
  CAS-BOT-BC223226  Sanicula bipinnatifida Volney Rattan 1885-3-1 s.n. San Joaquin Live Oaks Comment
  UC765486  Sanicula bipinnatifida R. F. Hoover 1935-3-16 349 San Joaquin Farmington Comment
  UC2043150  Schismus arabicus Barbara Ertter with Tina Carlson and CNPS members 1994-4-23 12450 San Joaquin Lawrence Livermore Laboratory on N side Corral Hollow Road just E of Alameda Co. line, ca. 10 air miles SW of Tracy. Pit 6 Study Area near Drop Tower, head of gulch opposite Carnegie State Vehicular Recreation Area. Comment
  CAS-BOT-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
  UC1100775  Schoenoplectus acutus var. occidentalis Verne Grant, Herbert L. Mason 1946-8-21 13070 San Joaquin Middle River Bridge , Middle River Bridge (Victoria Island) Comment
  CAS-BOT-BC111449  Schoenoplectus californicus Brian Atwater 1978-9-16 BA- 143 San Joaquin Pristine tidal marsh and swamp inside a meander of Middle River. Comment
  UC766068  Scirpus acutus var. occidentalis Robert F. Hoover 1935-1-10 54 San Joaquin near Ripon; near Ripon Comment
  UC766216  Scirpus acutus var. occidentalis Robert F. Hoover 1935-1-10 54 San Joaquin near Ripon; near Ripon Comment
  UCD50006  Scirpus acutus var. occidentalis G. F. Hrusa; S. A. Wagner 1992-8-9 9322 San Joaquin Caswell Memorial State Park. Single colony in slow water along riverbank in E part of park. Comment
  RSA483307  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
  CAS-BOT-BC419677  Scutellaria galericulata Brian Atwater 1978-8-22 BA- 74 San Joaquin Between Victoria Island and Upper Jones Tract Comment
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Jul 22 2018
  CAS-BOT-BC419678  Scutellaria galericulata Brian Atwater 1978-8-18 BA- 47 San Joaquin Between Quinby Island and Franks Tract Comment
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Jul 22 2018
  UC104313  Scutellaria lateriflora T. S. Brandegee 1892-9-6 San Joaquin Bouldin Island Comment
  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
  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
  UCD135819  Senecio vulgaris G. F. Hrusa; S. A. Wagner 1992-3-4 9069 San Joaquin Caswell Memorial State Park. Picnic areas. Comment
  CAS-BOT-BC438174  Sesuvium verrucosum S. B. Parish; W. F. Parish 1881-11-1 s.n. San Joaquin Lathrop, San Joaquin Valley Comment
  JEPS42889  Sesuvium verrucosum Michener and Bioletti 1891-8-30 San Joaquin Comment
  JEPS78382  Sesuvium verrucosum Edward Lee 1934-7-4 963 San Joaquin Holt Comment
  UC127983  Sesuvium verrucosum Harriet A. Walker 1907-9-8 887 San Joaquin Lathrop Comment
  RSA789504  Setaria pumila George K. Helmkamp, E. A. Helmkamp 2011-10-15 18433 San Joaquin along CA-26, 0.6 mile northeast of Escalon-Bellota Rd. 40 Comment
  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
  UCR123624  Setaria pumila 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
  UCR253541  Setaria sphacelata George K. Helmkamp, Elizabeth Helmkamp 2012-10-26 20084 San Joaquin San Joaquin Valley, Littlejohns Creek, along unnamed dirt road 0.3 mi. south of CA-4 at a point 0.5 miles east of Farmington 32 Comment
  CAS-BOT-BC240163  Setaria verticillata M. K. Bellue 1938-1-1 s.n. San Joaquin Near Lodi Comment
  UCD37051  Setaria verticillata Beecher Crampton 1956-7-30 3742 San Joaquin San Joaquin County, 2 miles northeast of Linden, Calaveras River Basin. Comment
  UCD37054  Setaria verticillata Beecher Crampton 1956-7-31 3761 San Joaquin San Joaquin County, 1.5 miles south of city of Lodi, along State Highway 12. Comment
  CAS-BOT-BC240205  Setaria viridis Beecher Crampton 1956-7-31 3764 San Joaquin Along State Hwy. 12 about 5 miles southwest of Lodi Comment
  RSA115223  Setaria viridis Beecher Crampton 1956-7-31 3764 San Joaquin 5 mi southwest of Lodi Comment
  UCD33006  Setaria viridis Beecher Crampton 1965-10-26 7552 San Joaquin San Joaquin County, 1.5 miles north of Lodi on US Hwy. 99. Comment
  UCD38670  Setaria viridis Beecher Crampton 1956-7-31 3764 San Joaquin 5 miles southwest of Lodi. Comment
  UCD92835  Setaria viridis Beecher Crampton 1956-7-31 3764 San Joaquin 5 miles southwest of Lodi. Along State Hwy. 12. Comment
  UCD92855  Setaria viridis G. F. Hrusa; S. A. Wagner 1992-8-9 9347 San Joaquin Caswell Memorial State Park. Comment
  JEPS54273  Sibara virginica J. A. Sanford 1890-1 340 San Joaquin Stockton Comment
  JEPS88942  Sibara virginica J. Burtt Davy 1893-11-13 San Joaquin Stockton Comment
  UC135982  Sibara virginica Michener and Bioletti April 1892 San Joaquin Tracy Comment
  UC18868  Sidalcea diploscypha J. A. Sanford 1890-1 349 San Joaquin Stockton Comment
  UC18882  Sidalcea glaucescens J. A. Sanford 1890-1 426 San Joaquin Comment
  JEPS12799  Sidalcea hirsuta Rimo Bacigalupi with G. T. Robbins 1955-5-5 5001 San Joaquin 1 1/2 mi s Peters (along road to Farmington, ditch near Peters Dump); s of Peters, along road to Farmington 33 Comment
  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-BC386890  Silene gallica E. E. Stanford 1930-4-26 1440 San Joaquin Wheatland Rd. Comment
  SEINET10760847  Silybum marianum E. E. Stanford 1928-5-10 Stanford 945 San Joaquin Stockton, in waste land 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
  UC10828  Sisymbrium officinale Mrs. Brandegee 1893-7-9 San Joaquin Bouldin Island Comment
  UCD115749  Sisymbrium officinale M. I. Wibawa; G. F. Hrusa, J. Naughton 2002-5-15 205 San Joaquin California: San Joaquin Valley, Coyote Creek, on Dustin Road, 0.1 mile north of Liberty Road, near Acampo. 7 Comment
  POM146139  Sisyrinchium bellum E. E. Stanford 1927-4-12 144 San Joaquin Near Stockton. Comment
  UCR142979  Sitanion jubatum E. E. Stanford 1930-5-25 1523 San Joaquin Sacramento Valley, Harney Lane [Lodi] Comment
  UC21391  Sium suave Edw. L. Greene 1890-1 San Joaquin Stockton Comment
  UC592177  Sium suave H. L. Mason 1929-9-21 5444 San Joaquin Holt Comment
  JEPS12057  Solanum americanum W. L. Jepson 1923-10-22 10271 San Joaquin lower San Joaquin River, Union Island San Joaquin River; Union Island, San Joaquin River Comment
  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
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Sep 17 2012
  UCD32453  Solanum elaeagnifolium Beecher Crampton 1950-8-27 644 San Joaquin Tracy. Comment
  POM146109  Solanum physalifolium var. nitidibaccatum E. E. Stanford 1926-10-5 12 San Joaquin Stockton. On campus. Comment
  CAS-BOT-BC156488  Solanum umbelliferum A. Eastwood; J. T. Howell 1938-4-18 5074 A San Joaquin Hospital Canyon Comment
  CAS-BOT-BC156838  Solanum umbelliferum V. Rattan 1877-3-1 s.n. San Joaquin Live Oaks Comment
  CAS-BOT-BC156839  Solanum umbelliferum E. E. Stanford 1930-4-5 1220 San Joaquin Hospital Canyon Comment
  RSA179725  Solanum umbelliferum J. T. Howell 1930-9-28 5512 San Joaquin Holt Comment
  UCR201922  Sonchus oleraceus George K. Helmkamp, E. A. Helmkamp 2008-10-9 14235 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
  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
  CAS-BOT-BC374570  Sonchus oleraceus E. E. Stanford 1927-3-29 126 San Joaquin Stockton Comment
  UCD92665  Sorghum halepense G. F. Hrusa; S. A. Wagner 1992-8-9 9365 San Joaquin Caswell Memorial State Park. Comment
  UC1714638  Sparganium erectum subsp. stoloniferum Katharine Brandegee 1907-9-1 San Joaquin near Lathrop; San Joaquin River Comment
  UC767173  Spergula arvensis subsp. arvensis Robert F. Hoover 1935-3-16 344 San Joaquin Farmington Comment
  CAS-BOT-BC390075  Spergularia atrosperma Roxana S. Ferris 1938-4-15 9412 San Joaquin Near mouth of Elk Ravine. Corral Hollow-Livermore Road 152 Comment
  UC465942  Spergularia macrotheca var. leucantha Katharine Brandegee 1907-5-7 San Joaquin Lathrop Comment
  RSA0098418  Spergularia macrotheca var. leucantha E. E. Stanford 1928-4-5 838 San Joaquin Stockton. Comment
  RSA0097697  Spergularia marina J. T. Howell 1932-9-2 10792 San Joaquin Holt. Comment
  UC767693  Sporobolus airoides R. F. Hoover 1937-5-18 2180 San Joaquin near Lathrop Comment
  UCD93035  Sporobolus airoides Beecher Crampton 1960-8-9 5773 San Joaquin 7.5 miles W of Ripon, along Durham Ferry Road. Comment
  UCD93112  Sporobolus cryptandrus Beecher Crampton 1965-10-26 7553 San Joaquin 1.5 miles N of Lodi on US Hwy. 99. Comment
  CAS-BOT-BC235469  Sporobolus indicus T. C. Fuller 1970-12-15 19807 San Joaquin S. side of Mariposa Rd., 0.1 mi. w. of Dodds Rd., 4 mi. n.w. of Escalon Comment
  CDA2512  Sporobolus indicus T. C. Fuller 1971-1-29 19812 San Joaquin Dayton Johnson property, west side of Atkins Road, 1.3 miles south of Hwy 88, 1.5 miles southwest of Clements. 0 Comment
  CDA2517  Sporobolus indicus T. C. Fuller 1970-12-15 19807 San Joaquin South side of Mariposa Road, 0.1 miles west of Dodds Road, 4 miles northwest of Escalon. 0 Comment
  UCD78015  Sporobolus indicus Robert E. Preston 2004-9-3 2292 San Joaquin Ca. 9.9 miles NE of Lodi, along Liberty Rd, 0.1 mile E of Coyote Creek 30 Comment
  UCD93142  Sporobolus indicus R. S. Baskett 1971-8-9 s.n. San Joaquin Dayton Johnson place, 1.5 miles S of US Hwy. 88 and 1/4 mile W of Atkins Road, ca. 2 miles SW of Clements. Comment
  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
  UCD93167  Sporobolus indicus J. F. Silva 1963-7-25 s.n. San Joaquin Ca. 5 miles NE of Escalon. Geo. Stockton prop., Grooms Road. Comment
  RSA170311  Sporobolus indicus var. indicus J. F. Silva 1963-7-25 s.n. San Joaquin Geo. Stockton Property, Grooms Road, ca. 5 miles NE of Escalon. Comment
  RSA262448  Sporobolus indicus var. indicus R. Baskett 1971-8-9 s.n. San Joaquin Dayton Johnson place, 1.5 miles south of U. S. Highway 88 and 1/4 mile west of Atkins Road, ca. 2 miles southwest of Clements. Comment
  UC25914  Stachys ajugoides var. ajugoides J. A. Sanford 1890-1 2 San Joaquin Stockton Comment
  JEPS77913  Stachys albens Edward Lee 1934-7-4 967 San Joaquin Holt Comment
  POM204459  Stachys albens J. T. Howell 1933-7-20 11448 San Joaquin 2 miles nw. of Lathrop bridge on San Joaquin River. Comment
  UC157921  Stachys albens J. A. Sanford 229 San Joaquin Robert's Island Comment
  SEINET13948000 Image available Stachys albens George Neville Jones 1967-1 46097 San Joaquin along irrigation ditch near Manteca Comment
  UC463081  Stachys albens Annetta M. Carter 1931-7-29 234 San Joaquin slough near Middle River bridge (Borden Highway); San Joaquin River Comment
  UCD125803  Stachys albens G. F. Hrusa; S. A. Wagner 1992-7-8 9162 San Joaquin Caswell Memorial State Park; Oxbow Lake. Comment
  POM196212  Stellaria media C. R. Quick 1929-2-20 s.n. San Joaquin Campus, Stockton. Comment
  RSA18939  Stellaria media Roxana S. Ferris 1938-4-15 9399 San Joaquin Near gravel pit at the mouth of Corral Hollow. Comment
  UCR233213  Stellaria media George K. Helmkamp, E. A. Helmkamp 2010-4-7 15832 B San Joaquin Northeast San Joaquin Valley, Collier Road, 0.1 mile west of its junction with CA-88, 1.83 mi. NE (27 deg. ) of Clements 47 Comment
  CAS-BOT-BC395080  Stellaria nitens Volney Rattan 1887-3-17 s.n. San Joaquin Live Oaks Comment
  JEPS51113  Stellaria nitens W. L. Jepson 1922-4-2 9591 San Joaquin near Tracy Comment
  RSA135371  Stellaria nitens Volney Rattan 1887-3-17 s.n. San Joaquin Live Oaks. Comment
  CAS-BOT-BC395081  Stellaria nitens Volney Rattan 1886-3-17 s.n. San Joaquin on the Mokelumne River Live Oaks 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
  SEINET10861485  Stipa E. E. Stanford 1930-5-3 Stanford 1465 San Joaquin Liberty Rd. Open range. Comment
  CDA24599  Stylomecon heterophylla T. C. Fuller 1962-4-24 8226 San Joaquin South of Corral Hollow Creek, ca. 8 miles southwest of Tracy. 0 Comment
  POM149334  Stylomecon heterophylla C. F. Baker 1903-4-27 2819 San Joaquin Bethany Comment
  SBBG96655  Stylomecon heterophylla C. F. Baker 1903-4-23 2820 San Joaquin Bethany Comment
  UC50120  Stylomecon heterophylla H. P. Fitch 1883-1 132 San Joaquin Stockton Comment
  UCR208964  Stylomecon heterophylla C. F. Baker 1903-4-27 2819 San Joaquin Bethany Comment
  JEPS59890  Suaeda calceoliformis W. L. Jepson 1896-6-27 San Joaquin a mile or more beyond the San Joaquin Bridge on road to Atlanta Comment
  UC1041028  Suaeda moquinii J. W. Congdon 1887-8-26 San Joaquin Lathrop Comment
  POM179674  Suaeda moquinii J. T. Howell 1930-10-11 5556 San Joaquin 5 miles south of Stockton Comment
  CAS-BOT-BC98599  Symphyotrichum lentum E. E. Stanford 1926-10-5 27 San Joaquin West soil along Calaversa River banks - Stockton Comment
  UC29903  Symphyotrichum spathulatum J. Burtt Davy 1893-11-13 1176 San Joaquin Stockton Comment
  UC71891  Symphyotrichum spathulatum Michener and Bioletti 1892-9-9 San Joaquin Lathrop Comment
  JEPS31949  Symphyotrichum subulatum W. L. Jepson 1923-10-22 10273 San Joaquin Union Island Lower San Joaquin River, Union Island 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-BC98291  Symphyotrichum subulatum var. parviflorum John Thomas Howell 1929-9-21 4405 San Joaquin Holt Comment
  CAS-BOT-BC98287  Symphyotrichum subulatum var. parviflorum L. R. Abrams 1917-9-14 6744 San Joaquin 4 miles north of Stockton, Stockton-Sacramento Road Comment
  CAS-BOT-BC98288  Symphyotrichum subulatum var. parviflorum David D. Keck 1931-10-18 1320 San Joaquin Escalon, in abandoned rice field. 38 Comment
  UCD134157  Symphyotrichum subulatum var. parviflorum G. F. Hrusa; S. A. Wagner 1992-8-9 9350 San Joaquin Caswell Memorial State Park. Western part of park. 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
  SEINET5713419  Taraxacum officinale Marilyn Bajada 1966-1 1 San Joaquin 2 miles north of Manteca; Manteca Comment
  JEPS31823  Tetrapteron graciliflorum W. L. Jepson 1922-4-2 9576 San Joaquin Corral Hollow 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
  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
  UCD115952  Thysanocarpus curvipes June McCaskill; Jack Major 1958-4-10 552 San Joaquin North side of State Highway 12, 2.1 miles west of Wallace (1.4 miles west of turnoff to Camance). 60 Comment
  RSA135601  Thysanocarpus curvipes var. curvipes Volney Rattan 1883-03 s.n. San Joaquin Live Oaks. Comment
  JEPS54223  Thysanocarpus radians W. L. Jepson 1929-4-28 15200 San Joaquin Clements , ne of Red Hills (ne of Red Hills) 60 Comment
  CAS-BOT-BC67263  Thysanocarpus radians W. P. Steinbeck 1923-5-9 s.n. San Joaquin Near Clements. Comment
  UCD33918  Thysanocarpus radians Beecher Crampton 1975-4-16 9142 San Joaquin 5 miles NNE of Lockeford along Liberty Road. Comment
  CAS-BOT-BC172886  Toxicodendron diversilobum Rattan 1886-6-1 s.n. San Joaquin Live Oaks of Mokelumne Riv. Comment
  CDA15565  Toxicodendron diversilobum G. F. Hrusa, M. Rejmanek, M. Tu 1998-10-14 14896 San Joaquin Caswell Memorial State Park; Along Majestic Oaks trail. 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
  UCR253499  Tribulus terrestris George K. Helmkamp, Elizabeth Helmkamp 2012-10-26 20077 San Joaquin San Joaquin Valley, Littlejohns Creek, along unnamed dirt road 0.3 mi. south of CA-4 at a point 0.5 miles east of Farmington 32 Comment
  NY643420  Tribulus terrestris V. Alexson 1964-6-18 46 San Joaquin Nr. East of Stockton Comment
  SEINET3479121  Tribulus terrestris W. S. Ball 1931-7-15 San Joaquin San Joaquin Valley, San Joaquin Valley Comment
  UCD107420  Tribulus terrestris F. R. Whitehead 1931-9-1 s.n. San Joaquin Stockton. 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
  UC36663  Trichocoronis wrightii var. wrightii F. T. Bioletti 1892-9-9 San Joaquin Lathrop Comment
  UC84170  Trichocoronis wrightii var. wrightii Katharine Brandegee 1892-9-9 San Joaquin near Lathrop (County Bridge across the San Joaquin River (type locality of Biolettia riparia)) Comment
  RSA440712  Trichostema lanceolatum D. D. Keck 1931-10-18 1316 San Joaquin Simms Station, Tidewater Southern R.R., 7 miles E of Manteca. 23 Comment
  UC104237  Trichostema lanceolatum T. S. Brandegee 1901-9-9 San Joaquin San Joaquin Bridge Comment
  UC140259  Trichostema lanceolatum Katharine Brandegee 1907-10-2 San Joaquin near Stockton Comment
  POM231811  Trichostema lanceolatum C. L. Hitchcock 1935-9-14 2831 San Joaquin 3 miles S of Galt. Comment
  UCSB19802  Trichostema lanceolatum Piehl, Martin 1959-8-2 San Joaquin along Calif 88; ca. 1.5 mi from Amador Co. line Comment
  UCR128290  Trifolium Pam Wright, Louis LaPierre 2003-5-9 s.n. San Joaquin Sacramento Valley, 1 mile south of Collegeville, southeast of Stockton and east of French Camp, off Littlejohn Creek immediately west of Jack Tone Road and south of BNSF railroad line, 55 acre Mariposa mitigation site (created in 2000) 17 Comment
  RSA18941  Trifolium albopurpureum Roxana S. Ferris 1938-4-15 9395 San Joaquin Western end of Lynn Road between Carbona and mouth of Corral Hollow. 61 Comment
  RSA21460  Trifolium albopurpureum Carl B. Wolf 1937-3-31 8393 San Joaquin San Joaquin Valley, mouth of Hospital canyon, SW of Vernalis 107 Comment
  UC596561  Trifolium albopurpureum var. dichotomum R. F. Hoover 1938-4-9 3048 San Joaquin lower end Corral Hollow Comment
  SEINET3524115 Image available Trifolium amplectens Lewis S. Rose 1938-4-26 38205 San Joaquin Open hills, Corral Hollow, San Joaquin County, California. 152 Comment
  UCD108290  Trifolium ciliolatum J. E. Reid Date Unknown s.n. San Joaquin Stockton. Comment
  RSA201402  Trifolium depauperatum var. amplectens Roxana S. Ferris 1938-4-15 9425 San Joaquin Corral Hollow-Livermore Road. Comment
  JEPS65729  Trifolium depauperatum var. truncatum W. L. Jepson 1929-4-28 15204 San Joaquin Clements 60 Comment
  POM146122  Trifolium depauperatum var. truncatum E. E. Stanford 1927-3-24 120 San Joaquin Stockton. Comment
  CDA4280  Trifolium fragiferum R. J. Brewer 1968-6-27 San Joaquin R. J. Brewer property, 2613 Bonniebrook Drive, Stockton. 0 Comment
  POM349501  Trifolium fucatum var. fucatum E. E. Stanford 1928-3-15 805 San Joaquin Stockton. Comment
  RSA18942  Trifolium gracilentum Roxana S. Ferris 1938-4-15 9394 San Joaquin Western end of Lynn Road between Carbona and mouth of Corral Hollow. 61 Comment
  RSA22368  Trifolium gracilentum L. S. Rose 38207 San Joaquin Corral Hollow 152 Comment
  SEINET3131848  Trifolium gracilentum L. S. Rose 1938-4-26 38207 San Joaquin Corral Hollow 152 Comment
  UC750645  Trifolium gracilentum Lewis S. Rose 1938-4-26 38207 San Joaquin Corral Hollow 152 Comment
  UC80533  Trifolium gracilentum Katharine Brandegee Apr 1889 San Joaquin Tracy Comment
  UC866780  Trifolium gracilentum Lewis S. Rose 1938-4-26 38207 San Joaquin Corral Hollow 152 Comment
  JEPS65909  Trifolium gracilentum var. gracilentum W. L. Jepson 1922-4-2 9564 San Joaquin Corral Hollow Mt. Hamilton Range Comment
  POM349089  Trifolium hydrophilum E. E. Stanford 1928-3-5 839 San Joaquin Fields near Stockton. Comment
  UC631567  Trifolium microcephalum J. E. Reid San Joaquin Stockton Comment
  UCD109285  Trifolium pratense B. Forbes 1950-7-1 s.n. San Joaquin Linden. Comment
  SBBG40329  Trifolium variegatum var. major W. J. Dress 1951-3-31 3093 San Joaquin 2 mi S of Peters Comment
  JEPS66057  Trifolium variegatum var. melananthum W. L. Jepson 1938-4-14 18679 San Joaquin headwaters Goose Creek Comment
  UC16794  Trifolium variegatum var. melananthum Edw. L. Greene 1889-4-28 San Joaquin Stockton Comment
  UC16771  Trifolium variegatum var. variegatum J. A. Sanford 1890-1 153 San Joaquin French Camp Comment
  POM18863  Trifolium willdenovii C. F. Baker 1903-4-24 2773 San Joaquin Tracy. Comment
  UC137703  Trifolium willdenovii C. F. B. 1903-4-24 2773 San Joaquin Tracy Comment
  UC764728  Trifolium willdenovii R. F. Hoover 1935-3-18 374 San Joaquin w Ripon (San Joaquin River bridge) Comment
  UC968637  Trifolium willdenovii C. L. Hitchcock 1940-5-12 San Joaquin 3 mi s Galt Comment
  UCR128229  Trifolium willdenovii 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
  POM196044  Trifolium willdenovii E. E. Stanford 1929-4-7 1026 San Joaquin Near Peters. Hewitt Rd. Comment
  UC16724  Trifolium willdenovii Tracy 1891-1 San Joaquin Benj. Cobb. Comment
  SEINET10458950  Triodanis biflora Sanford SANFORD 1890 -91 San Joaquin STOCKTON Comment
  SEINET7040049  Triphysaria eriantha A. G. Vestal 1963-5-27 s.n. San Joaquin Stony Adobe about 7.7 miles east of Linder. Valley Springs SW Quad. UTM Zone 10, 676920mE, 4215526mN. Comment
  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
  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
  UCR233206  Triphysaria eriantha subsp. eriantha George K. Helmkamp, E. A. Helmkamp 2010-4-7 15837 San Joaquin Northeast San Joaquin Valley, along CA-88, 1.1 miles southwest of the Amador County line, 6 miles NE (33 deg. ) of Clements 79 Comment
  UCR233289  Triphysaria eriantha subsp. eriantha George K. Helmkamp, E. A. Helmkamp 2011-3-29 17101 San Joaquin San Joaquin Valley, along CA-26 at the junction with Ospital/N Wimer Road, c. 0.3 mile southwest of the Calaveras County line, 9.1 miles NE (56 deg. ) of Linden 72 Comment
  HSC20853  Triphysaria eriantha subsp. eriantha D. A. Shally 1965-4-10 5 San Joaquin 3 mi. E of Balota, Hwy. 26, Linden Rd. Comment
  SEINET7850029  Triphysaria versicolor subsp. faucibarbata George K. Helmkamp, E. A. Helmkamp 2009-3-26 14465 San Joaquin San Joaquin Valley; along Tully Road, 0.1 mile north of its junction with Kettleman Lane, 3.8 miles south of CA-88 in Lockeford 24 Comment
  UCR207837  Triphysaria versicolor subsp. faucibarbata George K. Helmkamp, E. A. Helmkamp 2009-3-26 14465 San Joaquin San Joaquin Valley, along Tully Road, 0.1 mile north of its junction with Kettleman Lane, 3.8 miles south of CA-88 in Lockeford 24 Comment
  JEPS64213  Triteleia hyacinthina W. L. Jepson 1929-4-28 15203 San Joaquin Clements 60 Comment
  CAS-BOT-BC522285  Triteleia hyacinthina W. P. Steinbeck 1920-4-1 s.n. San Joaquin Near Stockton Comment
  POM196334  Triteleia hyacinthina E. E. Stanford 1928-5-12 950 San Joaquin Near Peters. Comment
  UC3319  Triteleia laxa Mr. Cobb 1899-4-10 14 San Joaquin Tracy Comment
  UCD96927  Triteleia laxa Ellen Dean; Clare Loughran, Mary Shea, Wilde Legard, 2011-4-22 6961 San Joaquin Contra Costa Water District land (recently purchased), Carnegie Canyon Area at 32322 Corral Hollow Road west of CA-580 just north of junction with Interstate 5. Canyon with Amsinckia grandiflora population. Upper end of population. Comment
  CAS-BOT-BC526136  Triteleia laxa E. E. Stanford 1928-4-7 851 San Joaquin Near Collegeville Comment
  RSA21458  Triteleia laxa Carl B. Wolf 1937-3-31 8392 San Joaquin San Joaquin Valley, mouth of Hospital canyon, SW of Vernalis 107 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
  CAS-BOT-BC67350  Tropidocarpum capparideum Edw. L. Greene 1888-3-25 s.n. San Joaquin Bethany. Comment
  CDA2  Tropidocarpum capparideum T. C. Fuller 1962-4-2 8197 San Joaquin Tracy, between Shulte Rd. & R.R. tracks. 0 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
  UC1005658  Tropidocarpum gracile Frank W. Gould 1939-3-18 571 San Joaquin in open pasture Mt. Hamilton Range, Corral Hollow, Castle Rock 182 Comment
  UC762894  Tropidocarpum gracile Robert F. Hoover 1935-3-1 277 San Joaquin five mi se Tracy Comment
  RSA21455  Tropidocarpum gracile C. B. Wolf 1937-3-31 8389 San Joaquin San Joaquin Valley, 0.5 mi N of Vernalis. 30 Comment
  CAS-BOT-BC200548  Tuctoria greenei R. F. Hoover 1936-6-11 1302 San Joaquin Farmington Comment
  CAS-BOT-BC200549  Tuctoria greenei R. F. Hoover 1936-6-8 1288 San Joaquin 2 mi. e. of Escalon Comment
  POM214946  Typha domingensis J. T. Howell 1932-10-16 10851 San Joaquin Bed of Corral Hollow Creek, 8 miles from Tracy on Tesla Road. Comment
  UC1241759  Typha domingensis Herbert L. Mason 1948-6-29 13576 San Joaquin one mi n Tracy; San Joaquin Valley Comment
  UC441315  Typha latifolia Harriet A. Walker 1907-9-8 894 San Joaquin Lathrop Comment
  UCD94939  Typha latifolia G. F. Hrusa; S. A. Wagner 1992-8-9 9344 San Joaquin Caswell Memorial State Park. Comment
  UCD94959  Typha latifolia Malcolm A. Nobs; S. Galen Smith 1949-7-7 926 San Joaquin Alkaline 'Grasslands' of the San Joaquin Valley. Near Holt. Comment
  UC450071  Urtica dioica subsp. gracilis N. K. Berg 1903-12-10 San Joaquin Rough and Ready Island Comment
  CAS-BOT-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
  CAS-BOT-BC404013  Urtica dioica subsp. holosericea Volney Rattan 1885-6-1 s.n. San Joaquin Live Oaks Comment
  UC173122  Urtica dioica subsp. holosericea Katharine Brandegee 1914-9-27 San Joaquin San Joaquin Bridge near Lathrop; San Joaquin Bridge Comment
  UCD111544  Urtica dioica subsp. holosericea G. F. Hrusa; S. A. Wagner 1992-3-22 9085 San Joaquin Caswell Memorial State Park. Comment
  UCD143426  Urtica dioica subsp. holosericea Oren Pollak 1987-4-18 s.n. San Joaquin Caswell State Park. Comment
  JEPS43425  Urtica urens W. L. Jepson 1922-4-2 9588 San Joaquin Mount Hamilton Range, Corral Hollow, Castle Rock Castle Rock; Mount Hamilton Range, Corral Hollow, Castle Rock Comment
  UC635679  Utricularia gibba Herbert L. Mason 1929-9-9 5420 San Joaquin marshes of Lower San Joaquin R. Lower San Joaquin R. 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
  UC27950  Utricularia macrorhiza J. A. Sanford 1897-1 36 San Joaquin west Stockton 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
  UCD124630  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
  JEPS11190  Verbascum thapsus R. F. Hoover 1938-7-30 3704 San Joaquin Clements Comment
  UCD125948  Verbena bonariensis G. F. Hrusa; S. A. Wagner 1992-7-8 9160 San Joaquin Caswell Memorial State Park. Comment
  JEPS39038  Verbena bracteata W. L. Jepson 1923-10-22 10285 San Joaquin San Joaquin River San Joaquin City; , San Joaquin River Comment
  UCD125952  Verbena bracteata Randy A. Moehnke 1979-5-20 37 San Joaquin 60 yards south of Airport Way, 25 yards west of San Joaquin River. Comment
  CDA15562  Verbena brasiliensis G. F. Hrusa, M. Rejmanek, M. Tu 1998-10-14 14893 San Joaquin Caswell Memorial State Park; Middle reaches of Fence Line trail. Comment
  CHSC79370  Verbena hastata Beecher Crampton 1955-9-7 3149 San Joaquin 2.5 miles northwest of Thorton, Vail Road. Comment
  RSA147778  Verbena hastata E. E. Stanford 1927-9-26 721 San Joaquin Stockton, near San Joaquin River. Louis Park. Comment
  JEPS39036  Verbena litoralis J. W. Congdon 1903-9-2 San Joaquin Bouldin Island; lower San Joaquin River Comment
  UC138821  Verbena litoralis J. W. Congdon 1903-9-2 San Joaquin Bouldin Island 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
  RSA523849  Veronica anagallis-aquatica L. R. Heckard, Peter Rubtzoff 1971-9-15 2803 San Joaquin Along Airport Way, 2.6 miles south of jct of West Ripon Road (ca. 7 miles SW of Manteca) Comment
  UCD124700  Veronica anagallis-aquatica G. F. Hrusa; S. A. Wagner 1992-8-9 9339 San Joaquin Caswell Memorial State Park. Comment
  CHSC110792  Veronica filiformis Dean Wm. Taylor 2012-11-23 21319 San Joaquin Stockton (Lincoln Village), residential lawn bordering southeasternmost arm of Lake Lincoln; T/R/Section unsectionized (projected to 2N6E14). 1 Comment
  UCD124441  Veronica hederifolia G. F. Hrusa; S. A. Wagner 1992-3-4 9076 San Joaquin San Joaquin County. Comment
  JEPS16806  Veronica peregrina subsp. xalapensis Rimo Bacigalupi with G. Thomas Robbins 1955-5-5 4994 San Joaquin 1 1/2 mi sw of Peters (along road from Stockton to Peters) 25 Comment
  SD254677  Veronica peregrina subsp. xalapensis George K. Helmkamp, Elizabeth Helmkamp 2013-3-26 20229 San Joaquin East end of San Joaquin Valley: Escalon Bellota Road (J6), 6.1 milse south of its junction with CA-26, 0.52 mile south of Copperopolis Road (Farmington 7.5'Q) 52 Comment
  SD241195  Veronica persica George K. Helmkamp, E. A. Helmkamp 2012-4-7 18727 San Joaquin San Joaquin Valley: along CA-26, 3.2 miles southwest of its junction with N Wimer Road, NE of town of Linden (Valley Springs SW 7.5'Q) 52 Comment
  SEINET3828382  Veronica persica George K. Helmcamp, E. A. Helmkamp 2012-1 18727 San Joaquin San Joaquin Valley: along CA-26, 3.2 miles southwest of its junction with N Wimer Road, NE of town of Linden (Valley Springs SW 7.5') 52 Comment
  UCR238398  Veronica persica George K. Helmkamp, E. A. Helmkamp 2012-4-7 18727 San Joaquin San Joaquin Valley, along CA-26, 3.2 miles southwest of its junction with N Wimer Road, NE of town of Linden 52 Comment
  POM147740  Veronica persica E. E. Stanford 1928-2-6 781 San Joaquin Stockton. Comment
  UC16991  Vicia hassei Benj. Cobb San Joaquin Tracy Comment
  UCR232281  Vicia sativa subsp. sativa George K. Helmkamp, E. A. Helmkamp 2011-3-12 17062 San Joaquin Northern San Joaquin Valley, Collier Road, 0.2 mile east of its junction with Suttenfield Road, 9.4 mi. NE (50 deg. ) of Lodi 40 Comment
  UCD109128  Vicia villosa subsp. varia G. F. Hrusa; S. A. Wagner 1992-4-22 9320 San Joaquin Caswell Memorial State Park. Comment
  CDA19502  Vitis californica M. I. Wibawa, G. F. Hrusa, J. Naughton 2002-5-15 200 San Joaquin Sacramento Valley; Coyote Creek tributary on Dustin Rd., ~0.1 mi N of Liberty Rd., near Acampo. Vine. 7 Comment
  UCD102802  Vitis californica H. Olmo 1934-7-21 s.n. San Joaquin Border of San Joaquin and Stanislaus County: Stanislaus River on US 99. Comment
  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
  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
  UCD17103  Vitis californica H. Olmo 1934-7-21 s.n. San Joaquin Border of San Joaquin and Stanislaus County: Stanislaus River on US 99. Comment
  UCD17109  Vitis californica H. Olmo 1934-7-21 s.n. San Joaquin Border of San Joaquin and Stanislaus County: Stanislaus River on US 99. Comment
  UCD17110  Vitis californica H. Olmo 1934-7-21 s.n. San Joaquin Border of San Joaquin and Stanislaus County: Stanislaus River on US 99. Comment
  UCD17113  Vitis californica H. Olmo 1934-7-21 s.n. San Joaquin Border of San Joaquin and Stanislaus County: Stanislaus River on US 99. Comment
  UCD17119  Vitis californica H. Olmo 1934-8-2 s.n. San Joaquin California. San Joaquin County: Mokelumne River at US 99. Comment
  UCD17120  Vitis californica H. Olmo 1934-8-2 s.n. San Joaquin California. San Joaquin County: Mokelumne River at US 99. Comment
  UCD17129  Vitis californica H. Olmo 1934-8-2 s.n. San Joaquin Mokelumne River at US 99. Comment
  OBI27850  Vitis vinifera Annemarie Rond 1977-6-13 96 San Joaquin W. Swain rd, Stockton 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
  RSA114301  Vulpia eastwoodiae J. T. Howell 1957-4-13 32022 San Joaquin Corral Hollow. Comment
  UCD96901  Vulpia microstachys Ellen Dean; Clare Loughran, Mary Shea, Wilde Legard, 2011-4-22 6942 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
  UCD93841  Vulpia microstachys var. ciliata John Thomas Howell 1957-4-13 32022 San Joaquin Corral Hollow. Comment
  CAS-BOT-BC183747  Vulpia microstachys var. confusa E. E. Stanford 1930-4-5 1230 San Joaquin Hospital Canyon Comment
  POM352956  Vulpia microstachys var. confusa L. S. Rose 1938-4-3 38118 B San Joaquin Corral Hollow. 122 Comment
  POM352957  Vulpia microstachys var. confusa E. E. Stanford 1930-4-5 1230 San Joaquin Hospital Canyon. Comment
  UC766707  Vulpia microstachys var. confusa R. F. Hoover 1937-4-3 1734 San Joaquin Tracy Comment
  UC817993  Vulpia microstachys var. confusa Lewis S. Rose 1938-4-3 3811 B San Joaquin Corral Hollow 121 Comment
  POM196215  Vulpia microstachys var. pauciflora C. R. Quick 1929-4-6 s.n. San Joaquin Stockton; In fields near campus 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
  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
  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
  UC101847  Wislizenia refracta subsp. californica Mrs. K. Brandegee 1907-10-2 25 San Joaquin near Lathrop Comment
  UC101848  Wislizenia refracta subsp. californica Mrs. K. Brandegee 1907-10-2 25 San Joaquin near Lathrop Comment
  UC11149  Wislizenia refracta subsp. californica F. T. Bioletti 1892-9-9 San Joaquin Lathrop Comment
  UC419717  Wislizenia refracta subsp. californica Mrs. H. P. Bracelin 1930-10-11 89 San Joaquin 5 mi w Stockton Comment
  UC638685  Wislizenia refracta subsp. californica Ethel Crum 1930-10-12 891 San Joaquin 5 mi w Stockton; San Joaquin Valley Comment
  UCD39029  Wislizenia refracta subsp. californica Beecher Crampton 1960-8-9 5774 San Joaquin 7.5 miles W of Ripon, along Durham Ferry Road. Comment
  SEINET5850076  Wislizenia refracta subsp. californica K. Brandegee 1907-10-2 25 San Joaquin Near Lathrop Comment
  UC1148966  Wolffia globosa W. R. Russell and Jeff Swader 1967-6-20 San Joaquin s side of Liberty Rd 1.8 mi e State Highway 88 (where artificial fill crosses road, small pond se of main creek) Comment
  SEINET3883318  Wolffia globosa W. R. Russell, Jeff Swader 1967-6-20 25 -796 San Joaquin Southside of Liberty Road (where artificial fill crosses road), 1.8 miles east of State Highway 88, northeastern San Joaquin County.; 0 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
  UC629711  Wolffiella lingulata H. L. Mason 1937-6-21 11548 San Joaquin 0.5 mi sw Holt, Roberts Island (Trappers Slough); Trappers Slough Comment
  UC936135  Wolffiella lingulata Herbert L. Mason 1945-10-10 San Joaquin Trappers Slough San Joaquin River, Roberts Island (Roberts Island, delta of the San Joaquin River) Comment
  CAS-BOT-BC534976  Wolffiella lingulata H. L. Mason 1945-10-10 s. n. San Joaquin Trapper Slough, Roberts Island, delta of San Joaquin River Comment
  CAS-BOT-BC535199  Wolffiella lingulata Herbert L. Mason 1945-10-10 s. n. San Joaquin Trapper Slough, Roberts Island, delta of the San Joaquin River Comment
  CAS-BOT-BC535222  Wolffiella lingulata John Thomas Howell 1932-9-2 10790 San Joaquin Floating in slough, Holt Comment
  POM257227  Wolffiella lingulata H. L. Mason 1937-6-21 11548 San Joaquin Trappe