Search Results — 2000 specimen records retrieved (1466 records with coordinates)
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Results for search: County=SAN JOAQUIN; Source=All;   

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

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

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? Specimen ID Determination * Collector Collection Date Collection Number County Locality Elevation in meters Feedback
  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
  UCD147100  Acer negundo Chuck Hughes 2013-5-28 384 San Joaquin Side of Tracy Lake Dam, near the Mokelumne River. 6 Comment
  CAS-BOT-BC334163  Acer negundo var. californicum J. W. Congdon 1894-3-3 s.n. San Joaquin Lockeford [? handwriting hard to read] Comment
  CAS-BOT-BC334165  Acer negundo var. californicum E. E. Stanford 1927-5-21 447 San Joaquin near Stockton 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
  RSA94582  Achillea millefolium var. californica E. E. Stanford 1930-04 s.n. San Joaquin Near Elliott 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
  UC1776761  Achnatherum brachychaetum Tad Gantenbein 1996-5-4 San Joaquin Weedy in alfalfa; Mike Mattes property between Banta and I-205, NE of Tracy. Comment
  JEPS36734  Achyrachaena mollis W. L. Jepson 1938-4-14 18684 San Joaquin hills above headwaters Goose Creek Comment
  JEPS36736  Achyrachaena mollis W. L. Jepson 1937-4-23 18015 San Joaquin 5 mi se on Farmington Rd Stockton Comment
  JEPS36751  Achyrachaena mollis R. F. Hoover 1937-4-23 1920 San Joaquin 7 mi e Stockton Comment
  RSA21459  Achyrachaena mollis Carl B. Wolf 1937-3-31 8394 San Joaquin W side of San Joaquin Valley, Hospital Canyon 107 Comment
Read comments
Jun 10 2012
  UC1046565  Achyrachaena mollis A. D. Hawkes and R. Bacigalupi 1951-4-21 4803 San Joaquin 2 mi e of Stockton Comment
  UC29289  Achyrachaena mollis H. P. Fitch 1889-4-25 152 San Joaquin Stockton Comment
  UC29293  Achyrachaena mollis A. W. Gunnison 1900-1-1 San Joaquin Comment
  CAS-BOT-BC29728  Achyrachaena mollis E. E. Stanford 1928-4-7 846 San Joaquin Near Stockton Comment
  UCD96885  Acmispon brachycarpus Ellen Dean; Clare Loughran, Mary Shea, Wilde Legard, 2011-4-22 6933 San Joaquin Contra Costa Water District land (recently purchased), Carnegie Canyon Area at 32322 Corral Hollow Road west of CA-580 just north of junction with Interstate 5. Ridge south and above Amsinckia grandiflora canyon. Comment
  CDA14326  Acroptilon repens J. Allan 1998-7-24 s.n. San Joaquin San Francisco Bay Area; S side Byron Hwy 1/2 mi. N Patterson Pass, on Kelso Rd., Tracy. 0 Comment
  CDA1671  Aegilops triuncialis Helphinstine 1952-6-11 San Joaquin Foothills near Farmington 0 Comment
  POM196338  Aesculus californica E. E. Stanford 1928-5-22 1014 San Joaquin Sacramento Road, near Sacramento County Line. Comment
  SEINET7295880 Image available Agrostis alba Beecher Crampton 1956-1 3740 San Joaquin Irrigate pasture area, water overflow along Clements Road, 9.8 miles south of Clements Comment
  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
  UC441333  Alisma plantago-aquatica Harriet A. Walker 1907-9-8 893 San Joaquin Lathrop Comment
  SEINET3895551 Image available Alisma plantago-aquatica Virginia Alexson 1964-6-13 23 San Joaquin Three miles North of Stockton.; 0 Comment
  SEINET8470109 Image available Alisma triviale Ira L. Wiggins 1934-6-23 San Joaquin 3.2 miles east of Escalon on road to Oakdale Comment
  UC1093858  Allenrolfea occidentalis Herbert L. Mason 1928-9-20 4965 San Joaquin San Joaquin delta near Holt; San Joaquin delta Comment
  JEPS73876  Allium amplectens L. R. Heckard 1974-4-25 3670 San Joaquin 1/2 mi e Alameda county line (just w of Drop Tower No.__ on grounds of Atomic Energy Commission, Univ. of Calif. testing site); Corral Hollow 304 Comment
  CAS-BOT-BC466769  Allium crispum R. Bacigalupi 1949-5-17 3094 San Joaquin Upper slopes of Hospital Canyon 243 Comment
  UCD58718  Allium paniculatum var. paniculatum Malcolm Evett 2007-6-29 s.n. San Joaquin Stockton. 8243 Onyx Ct. 95210. Comment
  CAS-BOT-BC475565  Allium serra Roxana S. Ferris 1938-4-15 9407 San Joaquin Hill slope 1/2 mile west of gravel pit at mouth of Corral Hollow on the Livermore road. 152 Comment
  CAS-BOT-BC475567  Allium serra R. Bacigalupi 1949-5-17 3095 San Joaquin Upper slopes of Hospital Canyon 243 Comment
  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
  UCR143330  Alopecurus E. E. Stanford 1930-4-17 1346 San Joaquin Ione Road [between Stockton and Ione] Comment
  RSA146097  Alopecurus saccatus E. E. Stanford 1927-3-29 132 San Joaquin Stockton; open field near Campus. Comment
  UC936194  Alopecurus saccatus H. L. Mason 1932-4-24 6969 San Joaquin 11 mi. s. Clements Comment
  UCD55940  Alopecurus saccatus Alex D. Hawkes Date Unknown 4794 San Joaquin about 2 miles east of Stockton. 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
  UCR146284  Amaranthus Arthur M. Shapiro 1987-7-11 s.n. San Joaquin c. 2 mi west of Farmington, State Hwy 4, milepost S.J. 28.00 31 Comment
  CDA25742  Amaranthus albus G. K. Helmkamp, E. A. Helmkamp 2007-10-13 13082 San Joaquin Northern San Joaquin Valley; Along Highway CA-88, 1.0 mile southwest of Clements at Disch Road. Comment
  SEINET3237954 Image available Amaranthus albus George K. Helmkamp, E. A. Helmkamp 2007-10-13 13082 San Joaquin Northern San Joaquin Valley; along Hwy CA-88, 1.0 mile southwest of Clements at Disch Road. 37 Comment
  UCR194720  Amaranthus albus George K. Helmkamp, E. A. Helmkamp 2007-10-13 13082 San Joaquin Northern San Joaquin Valley, along Hwy CA-88, 1.0 mile southwest of Clements at Disch Road 37 Comment
  UCR253798  Amaranthus albus George K. Helmkamp, Elizabeth Helmkamp 2012-10-26 20064 San Joaquin San Joaquin Valley, along Hwy J-6 (Escalon-Bellota Road), 1.2 miles south of its junction with CA-26 46 Comment
  CDA14318  Amaranthus albus A. Wheelon, L. Allen 1998-8-12 s.n. San Joaquin San Joaquin Valley; Rough & Ready Island. 0 Comment
  UCD97166  Amaranthus albus G. F. Hrusa; S. A. Wagner 1992-7-8 9186 San Joaquin Caswell Memorial State Park. Comment
  CDA14317  Amaranthus blitoides A. Wheelon, L. Allen 1998-8-12 s.n. San Joaquin San Joaquin Valley; Rough & Ready Island. 0 Comment
  UC465917  Amaranthus blitoides Harriet A. Walker 1907-9-8 935 San Joaquin Lathrop Comment
  UC765770  Amaranthus californicus R. F. Hoover 1937-9-4 2718 San Joaquin 3 mi e Farmington Comment
  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
  CDA3306  Amaranthus caudatus T. C. Fuller 1958-7-3 s.n. San Joaquin Staten Island. 0 Comment
Read comments
Jun 24 2009
  POM147749  Amaranthus hybridus E. E. Stanford 1927-8-10 674 San Joaquin Stockton Comment
  UCD97401  Amaranthus hybridus J. D. Sauer 1953-8-14 1643 San Joaquin Farmyard on Roberts Island, 5 miles west of Stockton. Comment
  UCD97404  Amaranthus hybridus J. M. Tucker 1956-11-10 3280 -A San Joaquin Beside Howard Road, 3.2 miles northeast of its junction with Tracy Road, on Union Island. Comment
  CDA3293  Amaranthus hybridus subsp. quitensis Margaret Bellue 1933-10-6 San Joaquin Southwest of Lodi. 0 Comment
  UCD39268  Amaranthus palmeri B. Crampton 1968-9-16 8342 San Joaquin Manteca, jct. Hwy 120 and Hwy. 99. Comment
  UCD97517  Amaranthus palmeri J. Wycoff 1997-8-1 s.n. San Joaquin The city of Turlock. Southeast of town, Cressey Dairy, in agricultural fields east of Highway 99, along Cressey Rd. Comment
  UCR194721  Amaranthus powellii George K. Helmkamp, E. A. Helmkamp 2007-10-13 13083 San Joaquin Northern San Joaquin Valley, along Hwy CA-88, 1.0 mile southwest of Clements at Disch Road 37 Comment
  RSA404569  Amaranthus powellii R. Reynolds 1927-9-27 47 San Joaquin Stockton Comment
  POM196179  Amaranthus retroflexus P. Owen 1928-6-27 s.n. San Joaquin Stockton Comment
  RSA18392  Amaranthus retroflexus C. B. Wolf 1927-6-23 515 San Joaquin 1 mile east of Rippon, Stanislaus River Bottom Comment
Read comments
Sep 17 2012
  UCD97770  Amaranthus retroflexus G. F. Hrusa; S. A. Wagner 1992-4-22 9299 San Joaquin Caswell Memorial State Park. Comment
  CDA6722  Ambrosia trifida R. S. Griffith 1959-8-4 San Joaquin Clifton Court Road and Byron-Tracy Highway, Byron. 0 Comment
  UC19726  Ammannia coccinea F. T. Bioletti Sept 1892 San Joaquin near Banta (San Joaquin Bridge); San Joaquin Bridge Comment
  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
  RSA639016  Ammi majus Michael A. Vincent 1999-6-12 8619 San Joaquin Along Route 4, 0.5 mile east of Jack Tome Road Comment
  CAS-BOT-BC214041  Amsinckia John Thomas Howell 1933-3-26 10891 San Joaquin Corral Hollow Comment
  CAS-BOT-BC214043  Amsinckia John Thomas Howell 1933-3-26 10890 San Joaquin Corral Hollow Comment
  UCD96886  Amsinckia Ellen Dean; Clare Loughran, Mary Shea, Wilde Legard, 2011-4-22 6934 San Joaquin Contra Costa Water District land (recently purchased), Carnegie Canyon Area at 32322 Corral Hollow Road west of CA-580 just north of junction with Interstate 5. Ridge south and above Amsinckia grandiflora canyon. Comment
  CAS-BOT-BC214038  Amsinckia E. E. Stanford 1928-3-2 784 San Joaquin Stockton Comment
  CAS-BOT-BC214040  Amsinckia Lewis S. Rose 1936-2-20 36009 San Joaquin Ripon 21 Comment
  CAS-BOT-BC26858  Amsinckia delicata Alice Eastwood 1917-4-2 s.n. San Joaquin Banta Comment
  CAS-BOT-BC222314  Amsinckia douglasiana Carl B. Wolf 1937-3-31 8375 San Joaquin San Joaquin Valley, 1 mi. So. of Stockton on Tracy Road 5 Comment
  SEINET12519189  Amsinckia douglasiana Carl B. Wolf 1937-1 8375 San Joaquin San Joaquin Valley; 1 mi south of Stockton on Tracy Road 5 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
  UC763140  Amsinckia eastwoodiae R. F. Hoover 1938-4-10 3064 San Joaquin Lower Hospital Canyon Comment
  CAS-BOT-BC222444  Amsinckia grandiflora Robert F. Hoover 1938-4-9 3021 San Joaquin One mile north of Corral Hollow near Alameda County line Comment
  CAS-BOT-BC222446  Amsinckia grandiflora R. F. Hoover 1938-5-7 3357 San Joaquin 1 mi. n. of Corral Hollow near Alameda Co. line Comment
  CAS-BOT-BC222448  Amsinckia grandiflora Robert F. Hoover 1938-5-7 3357 San Joaquin One mile north of Corral Hollow near Alameda County line Comment
  JEPS14264  Amsinckia grandiflora Francia Chisaki and R. Bacigalupi 1956-4-5 664 San Joaquin e. side of canyon leading n. from Corral Hollow (0.45 mi. e. of San Joaquin-Alameda Co. line, ca. 1.5 mi. n. of rd. in Corral Hollow) Comment
  JEPS24887  Amsinckia grandiflora R. F. Hoover 1938-4-9 3021 San Joaquin 1 mile N of Corral Hollow near Alameda County line). Comment
  RSA128388  Amsinckia grandiflora Robert F. Hoover 1938-4-9 3021 San Joaquin One mile north of Corral Hollow near Alameda County line. Comment
Read comments
Nov 17 2007
  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
  UC881387  Amsinckia grandiflora Lewis S. Rose 1938-4-26 38210 San Joaquin Corral Hollow 152 Comment
  RSA0090922  Amsinckia grandiflora L. S. Rose 1938-4-26 38210 San Joaquin Corral Hollow. 152 Comment
  CDA19660  Amsinckia intermedia G. D. Barbe, T. C. Fuller, J. B. Gianelli 1973-4-6 1180 San Joaquin San Joaquin Valley; 1.0 mi W of Calaveras County line (Wimer Rd.) on state route 26. 4.3 mi E of Bellota (cross Calaveras R.) 0.5 mi E of Shelley Rd. 60 Comment
  HSC104228  Amsinckia intermedia G. K. Helmkamp 2014-3-18 22574 San Joaquin San Joaquin Valley: along Hwy. CA-88 on the southwest side of the border with Calaveras County, 7.1 mi. SW of Ione 87 Comment
  JEPS16870  Amsinckia intermedia Peter H. Raven with G. Thomas Robbins 1956-4-29 9131 San Joaquin 8.8 mi s of Stockton (on U.S. Hwy 50) Comment
  POM147727  Amsinckia intermedia E. E. Stanford 1928-3-2 784 San Joaquin Stockton. Comment
  RSA28988  Amsinckia intermedia Lincoln Constance, Alan Beetle 1940-3-21 2527 San Joaquin Castle Rock, Coral Hollow. 198 Comment
  RSA499908  Amsinckia intermedia E. E. Stanford 1928-3-2 784 San Joaquin Stockton. Comment
  SD243107  Amsinckia intermedia George K. Helmkamp, E. A. Helmkamp 2011-3-12 17066 San Joaquin Northern San Joaquin Valley: Collier Road, 0.2 mile east of tis junction with Suttenfield Road, 9.4 miles NE (50a^z) of Lodi (Lockeford 7.5'Q) 39 Comment
  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
  UC1178286  Amsinckia intermedia Ray and Chisaki 1952-9-3 K 159 San Joaquin Farmington Comment
  UC75331  Amsinckia intermedia C. F. Baker 1903-4-25 2779 San Joaquin Tracy; Pacific Coast 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
  RSA0089703  Amsinckia intermedia Robert F. Hoover 1937-4-3 1747 San Joaquin Lower end of Corral Hollow. Comment
  SJSU11340  Amsinckia intermedia D. O. Barber 1965-4-17 San Joaquin 2 mi SW of Escalon Comment
  UC1178258  Amsinckia lycopsoides Francia Chisaki 1954-3-27 583 San Joaquin on Corral Hollow Road, 1.7 mi s of junction with Fabian Road now called Tracy Expressway; Corral Hollow Road Comment
  UC573080  Amsinckia lycopsoides H. L. Mason 1932-3-19 6813 San Joaquin w of Tracy (road from Mountain House to Midway) Comment
  UC573083  Amsinckia lycopsoides H. L. Mason 1932-3-19 6814 San Joaquin w of Tracy (road from Mountain House to Midway) Comment
  UC78270  Amsinckia lycopsoides T. S. Brandegee May 1889 San Joaquin Tracy Comment
  UCD96873  Amsinckia lycopsoides Ellen Dean; Clare Loughran, Mary Shea, Wilde Legard, 2011-4-22 6927 San Joaquin Contra Costa Water District land (recently purchased), Carnegie Canyon Area at 32322 Corral Hollow Road west of CA-580 just north of junction with Interstate 5. Ridge southeast of (above) Amsinckia grandiflora canyon. Comment
  POM146257  Amsinckia lycopsoides E. E. Stanford 1927-3-7 96 San Joaquin Stockton Campus. 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
  CDA19661  Amsinckia menziesii G. D. Barbe, T. C. Fuller, J. B. Gianelli 1973-4-6 1181 San Joaquin San Joaquin Valley; 1.0 mi W of Calaveras County line (Wimer Rd.) on state route 26. 4.3 mi E of Bellota (cross Calaveras R.) 0.5 mi E of Shelley Rd. 60 Comment
  JEPS61108  Amsinckia menziesii var. menziesii W. L. Jepson 1938-4-14 18683 San Joaquin headwaters of Goose Creek Comment
  UC1178373  Amsinckia menziesii var. menziesii Ray and Chisaki 1951-5-26 K 102 San Joaquin Farmington Comment
  CAS-BOT-BC26781  Amsinckia pusilla Alice Eastwood 1921-5-22 10591 San Joaquin near Stockton Comment
  SEINET12519038  Amsinckia retrorsa Carl B. Wolf 1937-1 8378 San Joaquin San Joaquin Valley, 3 mi. E of Tracy at junction with Vernalis Road 8 Comment
  CAS-BOT-BC26813  Amsinckia rugosissima C. F. Baker 1903-4-25 2779 San Joaquin Tracy Comment
  SBBG54424  Amsinckia spectabilis C. F. Baker 1903-4-25 2779 San Joaquin Tracy Comment
  JEPS25301  Amsinckia tessellata var. gloriosa R. F. Hoover 1938-3-20 2892 San Joaquin Vernalis Comment
  UC573136  Amsinckia tessellata var. gloriosa H. L. Mason 1932-3-19 6831 San Joaquin 2 mi e Midway 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
  CDA40429  Amsinckia vernicosa Jim Jokerst 1989-3-3 3076 B San Joaquin Lawrence Livermore Laboratory, Site 300. 0 Comment
  JEPS14265  Amsinckia vernicosa var. vernicosa Rimo Bacigalupi and Francia Chisaki with Annetta Carter, Lucille Mason and Isabelle Tovares 1956-4-5 5581 San Joaquin 0.45 mi e of Alameda-San Joaquin county line (about 1.5 mi n of the Corral Hollow road, inner South Coast Range, in first side canyon to the north); South Coast Range 396 Comment
  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
  UC1211928  Amsinckia vernicosa var. vernicosa John H. Weiler, A. P. Nelson 1961-2-27 692 San Joaquin opposite drop tower on Atomic Energy Commission territory at Corral Hollow (0.5 mi e of Alameda-San Joaquin County line) Comment
  CAS-BOT-BC400245  Anemopsis californica E. E. Stanford 1930-5-2 1453 San Joaquin King's Island Road Comment
  UC69650  Anoda cristata W. L. Jepson and J. A. Sanford 1903-1 San Joaquin Stockton Comment
Read comments
Jan 11 2008
  CAS-BOT-BC84680  Anthemis cotula E. E. Stanford 1926-10-7 48 San Joaquin Stockton. Calaveras River Comment
  UC764003  Aphanes occidentalis Robert F. Hoover 1935-3-1 244 San Joaquin 5 mi sw Ripon Comment
  CDA39745  Apocynum androsaemifolium Ball 1938-8-21 s.n. San Joaquin Near Lodi. 0 Comment
  CDA39746  Apocynum androsaemifolium Bellue - Ball Sep 1938 s.n. San Joaquin Near Lodi or Stockton. 0 Comment
  UC22890  Apocynum cannabinum J. A. Sanford 1890-1 233 San Joaquin Robert's Island Comment
  CDA38587  Arctostaphylos glauca T. C. Fuller 1971-4-22 19845 San Joaquin North slope of Mt. Bordman. 0 Comment
  CDA3628  Armoracia rusticana J. Solari 1966-4-12 San Joaquin San Joaquin Delta . 0 Comment
  UC29660  Artemisia biennis D. T. Fowler 1899-10-1 San Joaquin Lockford Comment
  RSA604701  Artemisia californica L. C. Wheeler 1952-9-29 6995 San Joaquin Ladd Mine: San Joaquin 5. Comment
  CAS-BOT-BC90258  Artemisia douglasiana John Thomas Howell 1930-9-28 5514 San Joaquin Holt Comment
  POM54292  Artemisia douglasiana H. P. Fitch 135 San Joaquin Stockton Comment
  RSA417295  Artemisia douglasiana Twilia Kendall 1928-10 s.n. San Joaquin Stockton Comment
  CAS-BOT-BC93746  Artemisia ludoviciana subsp. incompta Brian Atwater 1978-9-16 BA- 144 San Joaquin Tidal marsh and swamp inside a meander of Middle River, and vicinity; between Victoria Is. and Upper Jones Tract Comment
  UCD56051  Arundo donax G. F. Hrusa 1992-8-26 9529 San Joaquin Caswell Memorial State Park. Comment
  UC22984  Asclepias fascicularis Michener and Bioletti 1892-9-9 San Joaquin Lathrop Comment
  UC22989  Asclepias fascicularis F. T. Bioletti 1892-9-9 San Joaquin Lathrop Comment
  UCD121335  Asclepias fascicularis G. F. Hrusa 1992-8-26 9571 San Joaquin Caswell Memorial State Park. Comment
  SEINET10923194  Asclepias fascicularis E. E. Stanford 1927-8-31 Stanford 695 San Joaquin Stockton Comment
  UCR63912  Asclepias speciosa L. F. LaPre 1990-6-4 s.n. San Joaquin Borden Ranch, south side of Dry Creek 70 Comment
  JEPS49818  Asclepias vestita W. L. Jepson 1896-6-27 14541 San Joaquin between Mossdale School Atlanta; San Joaquin Valley Comment
  SJSU1658  Asclepias vestita M. E. Myers 1955-5-27 60 San Joaquin 12 mi E of Lodi, Sierra Nevada Foothills 60 Comment
  RSA201429  Asparagus officinalis J. T. Howell 1954-9-5 30029 San Joaquin Along highway near Holt Comment
  SD71048  Asparagus officinalis Hohn Thomas 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
  SEINET3388586 Image available Aster exilis Lewis S. Rose 1932-10-2 32663 San Joaquin Holt Comment
  POM147804  Aster subulatus var. ligulatus E. E. Stanford 1927-8-18 683 San Joaquin Stockton Comment
  CAS-BOT-BC180514  Astragalus asymmetricus David D. Keck 1933-8-23 2502 San Joaquin Carnegie, Corral Hollow, Western San Joaquin County 198 Comment
  POM16174  Astragalus asymmetricus C. F. Baker 1903-4-27 2818 San Joaquin Bethany Comment
  UC82628  Astragalus asymmetricus C. F. Baker 1903-4-27 2818 San Joaquin Bethany Comment
  RSA128102  Astragalus asymmetricus Clare B. Hardham 1959-5-6 4409 San Joaquin Intersection Nacimiento Dam Road and road to Pleyto. Comment
  SEINET10811682  Astragalus asymmetricus E. E. Stanford 1930-4-19 Stanford 1367 San Joaquin Patterson Pass Road. Comment
  RSA14937  Astragalus didymocarpus Alice Eastwood, John T. Howell 1935-4-7 s.n. San Joaquin Corral Hollow Comment
  RSA21625  Astragalus didymocarpus Roxana S. Ferris 1938-4-15 9418 San Joaquin Corral Hollow - Livermore Road. 152 Comment
  UC82658  Astragalus didymocarpus C. F. Baker 1903-4-25 2782 San Joaquin Tracy Comment
  CAS-BOT-BC182661  Astragalus douglasii Volney Rattan 1880-7-1 s.n. San Joaquin Live Oaks Comment
  CAS-BOT-BC178267  Astragalus gambelianus Maxine Wilkes 1940-4-7 135 San Joaquin Corral Hollow Comment
  CAS-BOT-BC178269  Astragalus gambelianus Volney Rattan 1883-3-1 s.n. San Joaquin Live Oaks Comment
  CAS-BOT-BC178270  Astragalus gambelianus Alice Eastwood; John Thomas Howell 1935-4-7 2100 San Joaquin East end of Corral Hollow Comment
  CAS-BOT-BC178271  Astragalus gambelianus Alice Eastwood; John Thomas Howell 1935-4-7 2100 San Joaquin East end of Corral Hollow Comment
  JEPS54646  Astragalus gambelianus W. L. Jepson 1922-4-2 9580 San Joaquin Corral Hollow Mt. Hamilton Range, Corral Hollow (Mt. Hamilton Range, w San Joaquin County) 182 Comment
  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
  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
  RSA128158  Astragalus trichopodus Clare B. Hardham 1957-5-10 1953 San Joaquin Willow Creek, near Memmonite Church. 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-BC17576  Athysanus pusillus Peter H. Raven; R. Alava; R. Ornduff; S. Woodcox 1957-3-30 10561 San Joaquin Corral Hollow. Comment
  JEPS104684  Athysanus pusillus J. L. and F. L. Morrison 1938-3-3 2769 San Joaquin NE of Castle Rock, Corral Hollow, Mount Hamilton Range 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
  CAS-BOT-BC16353  Athysanus unilateralis Lewis S. Rose 1938-4-3 38120 San Joaquin Corral Hollow. 121 Comment
  UCR51786  Athysanus unilateralis L. S. Rose 1938-4-3 38120 San Joaquin San Joaquin Valley/Inner South Coast Range, Corral Hollow 122 Comment
  CAS-BOT-BC168619  Atriplex Roxana S. Ferris 1938-4-15 9422 San Joaquin Near mouth of Elk Ravine. Corral Hollow-Livermore Road 152 Comment
  UCD97237  Atriplex argentea var. expansa John Thomas Howell 1973-10-31 50265 San Joaquin along Hwy 580 at Hospital Creek southeast of Vernalis. Comment
  UC205287  Atriplex argentea var. mohavensis H. M. Hall 1919-10-26 San Joaquin Manteca Comment
  SEINET3930314  Atriplex californica Howard C. Stutz 1977-6-15 8030 San Joaquin Tracy.; 0 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
  UC2046130  Atriplex coronata var. vallicola Neal Kramer with Zoya Akulova 2015-5-29 2145 San Joaquin hills west of Interstate 580, between Corral Hollow Road and Patterson Pass Road Comment
  UC1042315  Atriplex fruticulosa John Thomas Howell 1953-4-26 28934 San Joaquin on road to Tracy clay flat just ne Corral Hollow; just ne of Corral Hollow 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
  CAS-BOT-BC180936  Atriplex minuscula F. R. Lawson 1930-10-14 s.n. San Joaquin 8.8 miles N. of Tranquility Comment
  UCD97719  Atriplex semibaccata G. L. Stebbins Jr.; Alva Day 1966-3-12 6314 San Joaquin at lower end of Corral Hollow. Comment
  CAS-BOT-BC180889  Atriplex serenana var. serenana David D. Keck 1931-10-18 1312 San Joaquin Simms Station, Tidewater Southern R.R., five miles east of Manteca 23 Comment
  CAS-BOT-BC180894  Atriplex serenana var. serenana L. R. Abrams 1934-5-28 13572 San Joaquin Manteca Comment
  UC452643  Atriplex serenana var. serenana Harriet A. Walker 1907-9-8 934 San Joaquin Lathrop Comment
  CDA17065  Atriplex suberecta G. F. Hrusa, P. Akers 2003-10-1 16136 San Joaquin San Joaquin Valley; Hwy 33 app. 1/2 mi. S of I-5 Vernalis exit. 22 Comment
  SEINET9360465  Atriplex suberecta Unknown 2003-10-10 16136 San Joaquin Roadside on Hwy 33 app. 1/2 mi. S of I-5 Vernalis exit. Comment
  UC767830  Atriplex triangularis R. F. Hoover 1935-9-7 721 San Joaquin Roberts Island Comment
  UCD56329  Avena fatua G. F. Hrusa; S. A. Wagner 1992-4-22 9296 San Joaquin On S side of Stanislaus River adjacent to Caswell Memorial State Park. Comment
  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
  CDA21224  Azolla filiculoides G. F. Hrusa, S. A. Wagner 1992-4-8 9106 San Joaquin At Oxbow Lake. Caswell Memorial State Park 0 Comment
  UC672312  Baccharis glutinosa H. L. Mason 1928-9-30 4964 San Joaquin near, San Joaquin Delta Holt; San Joaquin Delta Comment
  UCD129410  Baccharis glutinosa G. F. Hrusa; S. A. Wagner 1992-8-9 9323 San Joaquin Caswell Memorial State Park. Comment
  UCD129429  Baccharis pilularis G. F. Hrusa 1992-8-26 9551 San Joaquin Caswell Memorial State Park, immediately west of the 'interpretive sign' parking lot. Comment
  CDA10386  Baccharis pilularis subsp. consanguinea F. M. Newhall 1959-11-23 San Joaquin 0 Comment
  CAS-BOT-BC98211  Baccharis salicifolia E. E. Stanford 1930-4-14 1316 San Joaquin Near Calaveras Co. line in open range land. Comment
  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
  UCD18400  Banisteria schizoptera Warren G. Roberts 1978-7-26 s.n. San Joaquin San Joaquin and Yolo Counties: cities of Stockton and Davis. Comment
  RSA671797  Bellis perennis P. O. Shallert 1945-6-3 s.n. San Joaquin Park lawn, Stockton Comment
  CAS-BOT-BC102060  Bidens frondosa Brian Atwater 1978-9-16 BA- 147 San Joaquin inside a meander of Middle River; between Victoria Is. and Upper Jones Tract Comment
  CAS-BOT-BC102061  Bidens frondosa John Thomas Howell 1929-9-21 4408 San Joaquin Holt Comment
  JEPS79580  Bidens frondosa Edward Lee with A. Carter and F. Little 1934-7-4 955 San Joaquin Borden Road between Middle River and Holt Comment
  UC912221  Bidens frondosa Herbert L. Mason 1928-9-30 4956 San Joaquin near Holt (San Joaquin Delta); San Joaquin Delta Comment
  RSA92410  Bidens frondosa Annetta Carter 1934-7-4 678 San Joaquin Borden Highway between Middle River and Holt Comment
  UC88529  Bidens laevis K. Brandegee 1892-1 San Joaquin Bouldin Island Comment
  CAS-BOT-BC102028  Bidens laevis E. E. Stanford 1926-10-19 67 San Joaquin Stockton Comment
  CDA10520  Bidens laevis T. C. Fuller 1968-10-16 17709 San Joaquin North bank of the Stanislaus River, Caswell Memorial State Park, 3 miles southwest of Ripon. 0 Comment
  CDA10522  Bidens laevis T. C. Fuller 1959-10-27 3261 San Joaquin Road to Knights Ferry, ca. 4 miles southwest of Farmington. 0 Comment
  CDA10524  Bidens laevis T. C. Fuller 1968-10-16 17709 San Joaquin North bank of the Stanislaus River, Caswell Memorial State Park, 3 miles southwest of Ripon. 0 Comment
  POM146126  Bidens laevis E. E. Stanford 1926-10-19 67 San Joaquin Stockton, San Joaquin River. Comment
  CDA6859  Bidens tripartita T. C. Fuller 1968-10-31 17940 San Joaquin Caswell Memorial State Park, north bank of the Stanislaus River, 3 miles southwest of Ripon. 0 Comment
  CDA6860  Bidens tripartita Peter Rubtzoff 1964-9-2 5517 San Joaquin Caswell Memorial State Park, 7 miles south of Manteca. 0 Comment
  RSA0000971  Biolettia riparia F. T. Bioletti 1892-09 s.n. San Joaquin San Joaquin Bridge. 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
  UC1219710  Blennosperma nanum var. nanum Robert Ornduff 1958-2-23 4752 San Joaquin about 4.8 mi n of, roadside at edge of Highway 88 Clements Comment
  CAS-BOT-BC127905  Blepharizonia laxa James Vale 1975-10-4 s.n. San Joaquin Middle part of Corral Hollow Comment
  UCD129611  Blepharizonia laxa Robert E. Preston 1996-9-27 1003 San Joaquin Lawrence Livermore National Laboratory, Site 300, on east-facing roadcut along Rout 4, around 0.6 miles west of its junction with Route 3. 396 Comment
  UCD129612  Blepharizonia laxa Robert E. Preston 1996-10-4 1004 San Joaquin east-facing bank on north side of Corral Hollow Road, around 1.8 mile west of it junction with I-5. 137 Comment
  CAS-BOT-BC100324  Blepharizonia plumosa James I. McMurphy 1908-10-19 s.n. San Joaquin 6-1/2 miles west of Tracy Comment
  UC761854  Blepharizonia plumosa Robert F. Hoover 1935-9-7 716 San Joaquin Tracy Comment
  UC990576  Blepharizonia plumosa James I. McMurphy 1908-10-19 San Joaquin along rr track, 6 1/2 w of Tracy Comment
  POM195901  Boisduvalia densiflora var. densiflora C. R. Quick 1929-6-4 s.n. San Joaquin Calaveras River Bottom, campus (College of the Pacific), Stockton. Comment
  POM126153  Boisduvalia glabella Joseph P. Tracy 1921-5-25 5788 San Joaquin Farmington. 30 Comment
  RSA41165  Boisduvalia stricta Robert F. Hoover 1935-6-12 651 San Joaquin Farmington. Comment
  RSA166320  Boisduvalia stricta D. M. Moore 1960-6-1 86 San Joaquin Road between Farmington and Bellota at intersection with road to Peters 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-BC31037  Bolboschoenus maritimus Herbert L. Mason 1948-5-31 13574 San Joaquin three miles north of Ripon. Comment
  CAS-BOT-BC31040  Bolboschoenus maritimus John Thomas Howell 1932-10-16 10850 San Joaquin Corral Hollow Creek 8 mi from Tracy on Tesla Road. Comment
  CAS-BOT-BC31039  Bolboschoenus maritimus John Thomas Howell 1930-9-28 5508 San Joaquin Subsaline hollow along Borden Highway to Stockton. Comment
  UC1100915  Bolboschoenus maritimus subsp. paludosus Herbert L. Mason 1948-5-31 13574 San Joaquin three mi n Ripon; n of Ripon Comment
  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
  CDA3640  Brassica nigra T. C. Fuller 1962-4-2 8205 San Joaquin 2 miles northwest of Lathrop Bridge, ca. 5 miles northeast of Tracy. 0 Comment
  RSA482906  Brassica nigra E. E. Stanford 1928-3-13 802 San Joaquin Stockton. Comment
  RSA482908  Brassica nigra C. R. Quick 1929-3-17 s.n. San Joaquin Near Peters. Comment
  CAS-BOT-BC36687  Brassica rapa E. E. Stanford 1928-3-13 803 San Joaquin Stockton. Comment
  CDA3602  Brassica rapa T. C. Fuller 1962-4-2 8204 San Joaquin 2 miles northwest of Lathrop Bridge, ca. 5 miles northeast of Tracy. 0 Comment
  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
  UCR232199  Brassica rapa George K. Helmkamp, E. A. Helmkamp 2011-3-12 17070 San Joaquin Upper San Joaquin Valley, between Lodi and Galt, Forest Lake Road just west of CA-99 27 Comment
  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
  UCD114833  Brassica rapa E. F. Serr 1932-3-4 s.n. San Joaquin Lodi. Comment
  UCD114834  Brassica rapa E. F. Serr 1932-3-4 s.n. San Joaquin Lodi. Comment
  UCR2202B  Briza media F. M. Reed 1920-10-22 4539 San Joaquin Sacramento Valley, Rice field near Galt 15 Comment
  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
  JEPS5518  Brodiaea appendiculata R. F. Hoover 1936-4-30 1058 San Joaquin Farmington Comment
  RSA70128  Brodiaea appendiculata E. E. Stanford 1930-5-3 1467 San Joaquin Jack Tone Road. Comment
  CAS-BOT-BC482168  Brodiaea appendiculata Roxana S. Ferris 1953-5-15 12641 San Joaquin On road betw. Everett School and intersection with Bellota-Farmington road ca. 1 mi. W. of intersection Comment
  POM196335  Brodiaea appendiculata E. E. Stanford 1928-5-12 952 San Joaquin Near Peters. Comment
  RSA232769  Brodiaea appendiculata Lee W. Lenz 24801 San Joaquin 12 mi S Ione, Rd 88. Comment
  RSA462416  Brodiaea elegans subsp. elegans E. E. Stanford 1930-5-3 1467 San Joaquin Jack Tone Road. 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
  SEINET10534052  Brodiaea hyacinthina E. E. Stanford 1928-5-12 Stanford 950 San Joaquin Near Peters. In mud-roadslides. Comment
  UC634760  Brodiaea nana Herbert L. Mason 1928-5-3 4452 San Joaquin 4 mi N of Clements, vernal pools Comment
  POM196216  Bromus arizonicus C. R. Quick 1929-4-6 s.n. San Joaquin Stockton; Campus Comment
  CAS-BOT-BC156278  Bromus catharticus E. E. Stanford 1930-5-21 1505 San Joaquin Stockton. On campus. Comment
  UCD58406  Bromus catharticus G. F. Hrusa; S. A. Wagner 1992-4-22 9265 San Joaquin Caswell Memorial State Park. Comment
  SEINET3271555 Image available Bromus diandrus George K. Helmkamp, E. A. Helmkamp 2009-3-26 14451 San Joaquin San Joaquin Valley; junction of Collier Road and CA-88, about 0.2 mile north of the Mokelumne River 43 Comment
  UCR207828  Bromus diandrus George K. Helmkamp, E. A. Helmkamp 2009-3-26 14451 San Joaquin San Joaquin Valley, junction of Collier Road and CA-88, about 0.2 mile north of the Mokelumne River 43 Comment
  UC1131066  Bromus hordeaceus C. M. Belshaw 1936-4-24 1976 A San Joaquin 1 1/2 mi sw of Wallace 121 Comment
  UCD58655  Bromus hordeaceus G. F. Hrusa; S. A. Wagner 1992-4-22 9249 San Joaquin Caswell Memorial State Park. Comment
  UCD96900  Bromus hordeaceus Ellen Dean; Clare Loughran, Mary Shea, Wilde Legard, 2011-4-22 6941 San Joaquin Contra Costa Water District land (recently purchased), Carnegie Canyon Area at 32322 Corral Hollow Road west of CA-580 just north of junction with Interstate 5. Canyon with Amsinckia grandiflora population. Upper end of population. Comment
  UCR238415  Bromus hordeaceus George K. Helmkamp, E. A. Helmkamp 2012-4-7 18715 San Joaquin San Joaquin Valley, along CA-26, 3.2 miles southwest of its junction with N Wimer Road, NE of town of Linden 52 Comment
  UCR253641  Bromus hordeaceus George K. Helmkamp 2014-3-18 22580 San Joaquin San Joaquin Valley, along Hwy CA-88 on the southwest side of the border with Calaveras County, 7.1 mi. SW (220 deg. ) of Ione 87 Comment
  UC60197  Bromus madritensis subsp. rubens Benj. Cobb 1900-3-20 San Joaquin Tracy 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
  CDA18614  Cabomba caroliniana E. Finley 1999-10-3 PDR 1013546 A San Joaquin Channel south of islands in Sacramento--San Joaquin Delta on the Fourteen Mile Slough. 0 Comment
  CDA21077  Cabomba caroliniana E. Finley, R. Villarreal 1991-9-19 s.n. San Joaquin Southern edge of 14 Mile slough. 0 Comment
  CDA21078  Cabomba caroliniana D. Griffin, E. Finley 1995-10-6 s.n. San Joaquin Disappointment Slough, Sacamento-San Joaquin River Delta, NW of Stockton. 0 Comment
  CDA21076  Cabomba caroliniana D. Griffin, J. Scheiman, D. Daniels 1988-9-28 s.n. San Joaquin Sacramento/San Joaquin river Delta 0 Comment
  CDA37684  Cabomba caroliniana R. Breckenridge/D. Kratville 2004-5-19 s.n. San Joaquin Stockton, near Paradise Point Marina, Eight Mile Road. 0 Comment
  CAS-BOT-BC167299  California macrophylla M. K. Bellue 1938-4-1 s.n. San Joaquin Thos. Hansen Ranch 2 miles se. of Tracy Comment
  UC570773  Callitriche longipedunculata H. L. Mason Apr 1930 5547 San Joaquin 10 miles east of Stockton Comment
  UC19137  Callitriche marginata J. A. Sanford 1890-1 360 San Joaquin Waverly Comment
  UC990491  Calochortus clavatus R. Bacigalupi 1949-5-17 3097 San Joaquin Hospital Canyon, lower slopes Hospital Canyon 182 Comment
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Nov 9 2011
  RSA98333  Calochortus clavatus var. pallidus Rimo C. Bacigalupi 1949-5-17 3097 San Joaquin Hospital Canyon, lower slopes. 183 Comment
  UC3411  Calochortus luteus F. W. Gunnison May 1896 San Joaquin Linden Comment
  POM298216  Calycadenia hispida H. M. Hall 1930-8-8 12850 San Joaquin 2.5 miles east of Farmington on road to Milton Comment
  POM298218  Calycadenia hispida D. D. Keck 1933-8-23 2511 San Joaquin 2.5 miles east of Farmington, on bank at edge of cultivated field Comment
  UC177511  Calycadenia spicata C. C. Parry 1881-10-1 132 San Joaquin near Stockton Comment
  CAS-BOT-BC270879  Calycadenia spicata David D. Keck 1932-6-26 1507 San Joaquin 2.5 miles E of Farmington, on Milton Road Comment
  CAS-BOT-BC436434  Calystegia Volney Rattan 1880-6-1 s.n. San Joaquin Wm. Wilkinson Ranch, Live Oaks Comment
  UC1191637  Calystegia sepium subsp. binghamiae Herbert L. Mason, Verne Grant 1946-8-21 13067 San Joaquin Holt Holt (in tules) Comment
  UC107695  Camissonia contorta Mrs. K. Brandegee May 1889 San Joaquin Tracy Comment
  UC20526  Camissonia contorta Benj. Cobb San Joaquin Tracy Comment
  RSA0034612  Camissonia contorta R. D. Roseberry 1935-5-13 160 San Joaquin Mokelumne River, east of Clements. 61 Comment
  UC763041  Camissoniopsis micrantha R. F. Hoover 1938-4-9 3034 San Joaquin hill between Castle Rock and Black Butte; Corral Hollow Comment
  CDA37997  Camissoniopsis micrantha F. J. Newhall 1960-7-5 s.n. San Joaquin Lodi. 0 Comment
  CAS-BOT-BC76271  Canbya candida Marcus E. Jones 1903-5-18 s.n. San Joaquin Victor [name changed to Victorville in 1901]. 792 Comment
  UC914244  Cannabis sativa Verne and Alva Grant 1946-8-21 7849 San Joaquin between Stockton and Antioch San Joaquin Delta Comment
  CDA3671  Capsella bursa-pastoris T. C. Fuller 1962-4-2 8206 San Joaquin 2 miles northwest of Lathrop Bridge, ca. 5 miles northeast of Tracy. 0 Comment
  JEPS53288  Capsella bursa-pastoris W. L. Jepson 1922-4-2 9579 San Joaquin Corral Hollow, w San Joaquin County Corral Hollow; Mount Hamilton Range, Corral Hollow Comment
  RSA530958  Capsella bursa-pastoris Cyril R. Owen 1927-9-20 21 San Joaquin Campus. [College of the Pacific, Stockton.] Comment
  CAS-BOT-BC37042  Capsella bursa-pastoris E. E. Stanford 1926-9-12 13 San Joaquin Stockton. Pacific Manor. Comment
  SBBG128824  Capsella bursa-pastoris G. K. Helmkamp, E. A. Helmkamp 2012-2-3 18524 San Joaquin Escalon-Bellota Rd, 0.2 mi S of its jct with CA-26, NE of Linden 39 Comment
  CDA3664  Cardaria chalepensis T. C. Fuller 1962-4-2 8208 San Joaquin 2 miles northwest of Lathrop Bridge, ca. 5 miles northeast of Tracy. 0 Comment
  CDA14315  Cardaria pubescens J. Allan 1998-8-5 s.n. San Joaquin San Joaquin Valley; Naglee Rd. in Tracy. 0 Comment
  RSA364544  Carex E. E. Stanford 1930-4-5 1253 San Joaquin Near Durham Ferry. Comment
  CAS-BOT-BC19313  Carex barbarae Wilhelm Nikolaus Suksdorf 1913-6-7 57 San Joaquin Near Lathrop. On the San Joquin River. 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
  RSA519059  Carex barbarae L. F. LaPre 1990-6-4 s.n. San Joaquin Borden Ranch, S side of Dry Creek. Comment
  SEINET3898818  Carex barbarae Wilhelm N. Suksdorf 1913-6-7 57 San Joaquin On the San Joaquin River, near Lathrop.; 0 Comment
  UC826508  Carex barbarae Wilhelm N. Suksdorf 1913-6-7 57 San Joaquin near Lathrop (San Joaquin River) Comment
  CAS-BOT-BC34939  Carex densa E. E. Stanford 1927-5-28 445 San Joaquin Near Stockton. Calaveras River bottom. Comment
  CDA33074  Carex feta R. P. Allen 1972-5-31 San Joaquin On Campbell Road, south of Lone Tree Road. 0 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
  JEPS44113  Carthamus creticus J. A. Sanford 1914-8-1 San Joaquin Farmington Comment
  CAS-BOT-BC281929  Carthamus tinctorius Ernest C. Twisselmann 1959-6-22 5409 San Joaquin Temblor Range and the Western San Joaquin Valley. Choice Valley: Dorothy Twisselman Ranch, on the GIllis Canyon Rd, 0.25 mile W of the Eben McMillan Residence 655 Comment
  JEPS3793  Castilleja attenuata W. L. Jepson 1929-4-28 15193 San Joaquin Lockeford 30 Comment
  CDA14344  Castilleja campestris subsp. campestris J. B. Gianelli 1995-5-4 San Joaquin Angraves Estate, Acampo. 0 Comment
  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
  UC27249  Castilleja exserta J. A. Sanford 1890-1 158 San Joaquin French Camp Comment
  UC673441  Castilleja exserta H. L. Mason 1932-3-19 6822 San Joaquin 2 mi e Midway (between Mountain House and Tracy) Comment
  JEPS10295  Castilleja exserta subsp. exserta W. L. Jepson 1922-4-2 9589 San Joaquin Tracy Comment
  JEPS10296  Castilleja exserta subsp. exserta W. L. Jepson 1938-4-14 18687 San Joaquin 2 mi ne Clements Comment
  JEPS10398  Castilleja exserta subsp. exserta C. F. Baker 1903-4-26 San Joaquin 6.5 mi nw Tracy (Bethany, S.P. Railway station); Bethany Comment
  CDA41248  Castilleja foliolosa T. C. Fuller 1962-4-24 8223 San Joaquin South of Corral Hollow Creek, ca. 8 miles southwest of Tracy. 0 Comment
  UCR62332  Castilleja lineariloba L. F. LaPre 1990-5-8 s.n. San Joaquin Borden Ranch, Mackville Rd, 1-2 mi north of Liberty Rd; c. 7 miles north of Clements 70 Comment
  UC596391  Caulanthus coulteri var. lemmonii R. F. Hoover 1938-3-19 2867 San Joaquin 1 mi n Corral Hollow (near Alameda County line); n of Corral Hollow Comment
  UC764614  Caulanthus coulteri var. lemmonii R. F. Hoover 1938-3-10 2837 San Joaquin near county line (Corral Hollow); Corral Hollow Comment
  UC855876  Caulanthus coulteri var. lemmonii Lewis S. Rose 1938-4-18 38152 San Joaquin Hospital Canyon 152 Comment
  CAS-BOT-BC41066  Caulanthus flavescens Alice Eastwood; John Thomas Howell 1938-4-18 5091 San Joaquin Hospital Canyon. Comment
  CAS-BOT-BC41067  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-BC41072  Caulanthus flavescens Mrs. A. R. Arnold 1922-4-10 s.n. San Joaquin Tracy. Comment
  CDA24869  Caulanthus lasiophyllus Jim Jokerst 1989-3-3 3076 A San Joaquin Lawrence Livermore Laboratory, Site 300. 0 Comment
  CAS-BOT-BC40348  Caulanthus lasiophyllus E. E. Stanford 1930-4-19 1369 San Joaquin Patterson Pass Road. Near base of Coast Ranges. 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-BC39469  Caulanthus lemmonii John Thomas Howell 1938-4-10 13764 San Joaquin Hospital Canyon. Comment
  LA51326  Caulanthus lemmonii Lewis S. Rose; 1938-4-18 38152 San Joaquin Hospital Canyon 152 Comment
  SEINET8727334 Image available Caulanthus lemmonii Lewis S. Rose 1938-1 38152 San Joaquin Hospital Canyon. 152 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
  JEPS37534  Centaurea benedicta W. L. Jepson 1896-6-27 San Joaquin near Lathrop (plains of the lower San Joaquin); lower San Joaquin River Comment
  UCD129968  Centaurea benedicta W. A. Harvey 1969-4-9 s. n. San Joaquin Lucchesi Ranch, southwest corner of Jahant and Peltier roads, ca. 2 miles west of Clements. Comment
  SEINET3385972 Image available Centaurea melitensis P. O. Schallert 1945-4-22 227 San Joaquin Stockton, Delta Area, near Stockton. Comment
  UC30925  Centaurea melitensis J. A. Sanford 1891-1 26 San Joaquin Waverly Comment
  SEINET3237955 Image available Centaurea solstitialis George K. Helmkamp, E. A. Helmkamp 2007-10-13 13080 San Joaquin Northern San Joaquin Valley; along Hwy CA-88, 1.0 mile southwest of Clements at Disch Road. 37 Comment
  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
  CAS-BOT-BC284484  Centaurea solstitialis T. C. Fuller 1960-5-17 4332 San Joaquin Fencerow adjacent to Ladino clover pasture, S/Hwy 4, 1.4 mi. E/Jacktone Road, 8.7 mi. E/Stockton Comment
  SEINET11262194  Centaurea solstitialis Virginia Alexson 1964-6-13 37 San Joaquin Edge of Stockton City limits.; 0 Comment
  UC763206  Centaurium muehlenbergii Robert F. Hoover 1935-6-12 649 San Joaquin Farmington Comment
  UC35449  Centaurium muehlenbergii J. A. Sanford May 1878 80 San Joaquin Stockton Comment
  CDA38371  Centaurium tenuiflorum P. S. Jorgensen 1963-6-26 s.n. San Joaquin Escalon dist. 0 Comment
  UC532128  Centromadia David D. Keck 1933-10-28 2573 San Joaquin ca. 3 mi e Stockton (Farmington Road 0.7 mi from intersection with U.S. 99) Comment
  CAS-BOT-BC288640  Centromadia fitchii David D. Keck 1933-10-28 2570 San Joaquin Farmington Rd 0.7 mile from intersection with US 99, ca 3 miles E of Stockton Comment
  CAS-BOT-BC288641  Centromadia fitchii David D. Keck 1933-10-28 2570 San Joaquin Farmington Rd 0.7 mile from intersection with US 99, ca 3 miles E of Stockton Comment
  CAS-BOT-BC288643  Centromadia fitchii David D. Keck 1933-10-28 2573 San Joaquin Farmington Rd 0.7 mile from intersection with US 99, ca 3 miles E of Stockton Comment
  CAS-BOT-BC288649  Centromadia fitchii Mrs. E. C. Sutliffe 1927-9-4 s.n. San Joaquin Lodi Comment
  CAS-BOT-BC288650  Centromadia fitchii David D. Keck 1933-10-28 2570 San Joaquin Farmington Rd 0.7 mile from intersection with US 99, ca 3 miles E of Stockton Comment
  CAS-BOT-BC288651  Centromadia fitchii David D. Keck 1933-10-28 2571 San Joaquin Farmington Rd 0.7 mile from intersection with US 99, ca 3 miles E of Stockton Comment
  CAS-BOT-BC288652  Centromadia fitchii David D. Keck 1933-10-28 2573 San Joaquin Farmington Rd 0.7 mile from intersection with US 99, ca 3 miles E of Stockton Comment
  UC30948  Centromadia fitchii J. A. Sanford 1890-1-1 20 San Joaquin Waverly Comment
  UC30949  Centromadia fitchii J. A. Sanford San Joaquin Comment
  UCD77499  Centromadia fitchii Robert E. Preston 2004-7-30 2276 San Joaquin Ca. 13.4 mi NE of Lodi. 49 Comment
  CAS-BOT-BC288645  Centromadia fitchii David D. Keck 1931-10-18 1322 San Joaquin Escalon 38 Comment
  CAS-BOT-BC288647  Centromadia fitchii Ira L. Wiggins 1934-6-23 6938 San Joaquin 3.2 miles E of Escalon on road to Oakdale Comment
  CAS-BOT-BC288653  Centromadia fitchii David D. Keck 1933-10-28 2585 San Joaquin 11.3 miles N of Stockton Comment
  SJSU5865  Centromadia fitchii M. E. Myers 1955-7-30 91 San Joaquin 12 miles E of Lodi 182 Comment
  CAS-BOT-BC271514  Centromadia parryi subsp. rudis David D. Keck 1933-10-28 2581 San Joaquin 6.3 mi. N. of Stockton on Thornton Road Comment
  CAS-BOT-BC271516  Centromadia parryi subsp. rudis David D. Keck 1933-10-28 2587 San Joaquin Thornton Road, 16 mi. N. of Stockton Comment
  CAS-BOT-BC271518  Centromadia parryi subsp. rudis David D. Keck 1933-10-28 2576 San Joaquin N. city limits of Stockton on western road to Sacramento Comment
  UC134550  Centromadia parryi subsp. rudis Katharine Brandegee 1907-10-2 San Joaquin railroad track near Stockton Comment
  UC30954  Centromadia parryi subsp. rudis J. A. Sanford 10 San Joaquin w Stockton; Myer's Tract 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
  UCD77504  Centromadia pungens Robert E. Preston 1999-8-31 1240 San Joaquin Ca. 6 mi S of Thornton, in field along E side of Interstate 5, between freeway and Thornton Rd, 1 mi S of Turner Rd. 3 Comment
  CAS-BOT-BC279115  Centromadia pungens subsp. laevis David D. Keck 1933-10-28 2576 San Joaquin N. city limits of Stockton on western road to Sacramento Comment
  CAS-BOT-BC279288  Centromadia pungens subsp. pungens David D. Keck 1933-8-23 2503 San Joaquin Corral Hollow (east end), 10.5 mi. S.W. of Tracy Comment
  CAS-BOT-BC279293  Centromadia pungens subsp. pungens John Thomas Howell 1930-9-28 5513 San Joaquin Holt Comment
  CAS-BOT-BC279299  Centromadia pungens subsp. pungens David D. Keck 1933-10-28 2582 San Joaquin 6.3 mi. N. of Stockton on Thornton Road Comment
  JEPS33287  Centromadia pungens subsp. pungens Rimo Bacigalupi and L. Constance 1962-8-13 8725 San Joaquin along base of Southern Pacific Railway embankment just s town of Lathrop 5 Comment
  JEPS38171  Centromadia pungens subsp. pungens W. L. Jepson 1896-7-17 San Joaquin near Stockton; Valley of the San Joaquin Comment
  UC30955  Centromadia pungens subsp. pungens H. P. Fitch 125 San Joaquin Stockton Comment
  UC480896  Centromadia pungens subsp. pungens Katharine Brandegee San Joaquin Lathrop Comment
  UC481042  Centromadia pungens subsp. pungens Harriet A. Walker 1907-9-8 935 San Joaquin Lathrop Comment
  UC87210  Centromadia pungens subsp. pungens Katharine Brandegee 1907-8-1 San Joaquin Lathrop Comment
  CAS-BOT-BC279291  Centromadia pungens subsp. pungens David D. Keck 1932-6-26 1503 San Joaquin Nilegarden Station, 3 miles west of Manteca Comment
  CAS-BOT-BC279292  Centromadia pungens subsp. pungens David D. Keck 1932-6-26 1503 San Joaquin Nilegarden Station, 3 miles west of Manteca Comment
  CAS-BOT-BC279295  Centromadia pungens subsp. pungens Brandegee No date on label s.n. San Joaquin Valley of the San Joaquin Comment
  CAS-BOT-BC279297  Centromadia pungens subsp. pungens H. M. Hall 1930-8-7 12848 San Joaquin 2 miles south of Stockton on Tracy Road Comment
  CAS-BOT-BC222954  Cephalanthus occidentalis Volney Rattan 1881-7-7 s.n. San Joaquin Mokelumne Riv. Comment
  CAS-BOT-BC222956  Cephalanthus occidentalis E. E. Stanford 1930-8-1 1873 San Joaquin In San Joaquin Delta. Jones Tract Comment
  CAS-BOT-BC222958  Cephalanthus occidentalis John Thomas Howell 1929-9-21 4419 San Joaquin Island Road between Brentwood and Stockton, near Holt Comment
  CAS-BOT-BC222960  Cephalanthus occidentalis Michener; Bioletti 1892-9-1 s.n. San Joaquin San Joaquin Bridge 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
  OBI3310  Cephalanthus occidentalis Neil Havlik 1969-7-27 511 San Joaquin Along the San Joaquin river where State hwy 4 crosses it W of Stockton 6 Comment
  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
  UCR232242  Cerastium glomeratum George K. Helmkamp, E. A. Helmkamp 2011-3-12 17067 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
  UCR232268  Cerastium glomeratum George K. Helmkamp, E. A. Helmkamp 2011-3-12 17080 San Joaquin Upper San Joaquin Valley, Buena Vista Road, 0.1 mile east of its junction with CA-88 67 Comment
  UCR253642  Cerastium glomeratum George K. Helmkamp 2014-3-18 22575 San Joaquin San Joaquin Valley, along Hwy CA-88 on the southwest side of the border with Calaveras County, 7.1 mi. SW (220 deg. ) of Ione 87 Comment
  UCD98049  Cerastium glomeratum G. F. Hrusa; S. A. Wagner 1992-4-22 9282 San Joaquin Caswell Memorial State Park. Comment
  SEINET3406205 Image available Cerastium viscosum P. O. Schallert 1945-3-29 San Joaquin Waste places near Stockton, California. Comment
  SEINET3406297 Image available Cerastium viscosum Unknown 1945-3-8 s.n. San Joaquin Near Stockton, San Joaquin County, California. Comment
  CAS-BOT-BC400160  Ceratophyllum demersum H. L. Mason 1938-6-12 11851 San Joaquin Trapper Slough, Robert's Island, south-west of Holt Comment
  CAS-BOT-BC400161  Ceratophyllum demersum H. L. Mason 1938-6-12 11851 San Joaquin Trapper Slough, Robert's Island, south-west of Holt Comment
  HSC24640  Ceratophyllum demersum H. L. Mason 1938-6-12 11851 San Joaquin Trapper Slough, Robert's Island, SW of Holt Comment
  UC1028679  Ceratophyllum demersum Herbert L. Mason 1938-8-26 12076 San Joaquin Trappers Slough Roberts Island (Roberts Island); , Roberts Island Comment
  POM257010  Ceratophyllum demersum H. L. Mason 1938-6-12 11851 San Joaquin Trapper Slough, Robert's Island, SW of Holt. Comment
  POM138053  Chamaesyce glyptosperma Harriet Ann Walker 1907-9-8 910 San Joaquin San Joaquin County: Lathrop Comment
  UC136685  Chamaesyce ocellata Katharine Brandegee 1907-10-1 San Joaquin near Stockton Comment
  UC17647  Chamaesyce ocellata subsp. ocellata J. A. Sanford 1890-1 175 San Joaquin Comment
  CDA35266  Chamaesyce serpillifolia subsp. hirtula J. Joos 1958-5-13 392 -58 San Joaquin 0 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
  UC17681  Chamaesyce serpyllifolia J. Burtt Davy 1893-11-13 1174 San Joaquin Stockton Comment
  UC765677  Cheilanthes covillei R. F. Hoover 1946-4-13 6076 San Joaquin near lower end Corral Hollow Comment
  UCR232677  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 Rd. 40 Comment
  CAS-BOT-BC175679  Chenopodium album G. K. Helmkamp; E. A. Helmkamp 2007-10-13 13096 San Joaquin Northern San Joaquin Valley: along Hwy CA-88, 1.0 mile southwest of Clements at Disch Road 37 Comment
  UCR194981  Chenopodium album George K. Helmkamp, E. A. Helmkamp 2007-10-13 13096 San Joaquin Northern San Joaquin Valley, along Hwy CA-88, 1.0 mile southwest of Clements at Disch Road 37 Comment
  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
  JEPS79579  Chenopodium ambrosioides Edward Lee with A. Carter and F. Little 1934-7-4 953 San Joaquin Borden Hwy (road to Holt) 1/4 mi e Middle River 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
  POM146135  Chenopodium ambrosioides var. ambrosioides E. E. Stanford 1926-10-28 89 San Joaquin Near Stockton 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
  CDA3056  Chenopodium ambrosioides var. chilense Margaret Bellue 1938-6-24 San Joaquin Near Manteca. 0 Comment
  UC7288  Chenopodium botrys J. A. Sanford 1890-1 34 San Joaquin Stockton Comment
  RSA478466  Chenopodium botrys R. Reynolds 1927-9-27 39 San Joaquin Stockton Comment
  SEINET5643384  Chenopodium strictum var. glaucophyllum George K. Helmkamp, E. A. Helmkamp 2007-10-13 13091 San Joaquin Northern San Joaquin Valley, along Hwy CA-88, 1.0 mile southwest of Clements at Disch Road (Clements 7.5 Q).; 0 37 Comment
  UCD59680  Chloris virgata Beecher Crampton 1957-8-23 4590 San Joaquin Along US Hwy. 99 freeway, 3 miles S of Stockton. Comment
  UCR63948  Cichorium intybus L. F. LaPre 1990-6-4 s.n. San Joaquin Borden Ranch, south side of Dry Creek 70 Comment
  RSA519061  Cichorium intybus L. F. LaPre 1990-6-4 s.n. San Joaquin Borden Ranch, S side of Dry Creek. Comment
  UC30793  Cirsium crassicaule Alice Eastwood 1893-5-26 San Joaquin near Lathrop Comment
  UC91564  Cirsium crassicaule J. W. Congdon 1896-5-17 San Joaquin Lathrop Comment
  CAS-BOT-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
  CAS-BOT-BC285846  Cirsium vulgare E. E. Stanford 1926-10-12 50 San Joaquin Near Stockton Comment
  POM352186  Cirsium vulgare E. E. Stanford 1927-9-26 214 San Joaquin Stockton, near Louis Park Comment
  UC28903  Citrullus colocynthis var. lanatus F. T. Bioletti 1892-9-9 San Joaquin Lathrop Comment
  CDA6710  Citrullus lanatus var. citroides T. C. Fuller 1964-11-6 12815 San Joaquin 2.5 miles northwest of Holt. 0 Comment
  CDA6715  Citrullus lanatus var. citroides R. Vargo 1996-10-1 s.n. San Joaquin Victoria Island between Stockton and Brentwood. 0 Comment
  UCD13374  Citrullus lanatus var. citroides Rod Vargo 1996-10-10 s.n. San Joaquin San Joaquin Co., Victoria Island between Stockton and Brentwood. Comment
  CAS-BOT-BC162551  Clarkia affinis John Thomas Howell 1952-4-22 28309 San Joaquin Corral Hollow Comment
  RSA108231  Clarkia affinis Harlan Lewis, C. Epling 1947-5-2 198 San Joaquin Corral Hollow Road between Livermore and Tracy, 18.0 miles west of junction with U.S. Highway 50 at Tracy 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
  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
  UC1529032 Image available Clarkia tembloriensis subsp. tembloriensis Dean W. Taylor 1986-4-22 8790 San Joaquin Corral Hollow Canyon 0.8 air mi w from Castle Rock; Corral Hollow Canyon 243 Comment
  RSA0059953  Clarkia tembloriensis subsp. tembloriensis Robert F. Hoover 1938-5-7 3358 San Joaquin 1 mile N of Corral Hollow near Alameda County line Comment
  POM146134  Claytonia perfoliata E. E. Stanford 1927-3-11 106 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
  UCD100760  Claytonia perfoliata Terri Williamson 1990-4-28 15 San Joaquin Buena Vista Road, 1 mile E of Highway 88. 121 Comment
  CAS-BOT-BC440051  Claytonia perfoliata subsp. perfoliata John Thomas Howell 1933-3-26 10888 San Joaquin Corral Hollow Comment
  CAS-BOT-BC440050  Claytonia perfoliata subsp. perfoliata Lewis S. Rose 1936-2-20 36012 San Joaquin Ripon 21 Comment
  CAS-BOT-BC92557  Clematis ligusticifolia E. E. Stanford 1926-10-14 59 San Joaquin Near Stockton. Comment
  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
  UC766263  Collinsia bartsiifolia var. bartsiifolia R. F. Hoover 1938-4-9 3033 San Joaquin hill between Castle Rock and Black Butte Corral Hollow Comment
  RSA408403  Collinsia bartsiifolia var. bartsiifolia E. E. Stanford 1930-4-12 1299 San Joaquin Mariposa Road near Cometa Road. Comment
  UCD96903  Collinsia heterophylla var. heterophylla Ellen Dean; Clare Loughran, Mary Shea, Wilde Legard, 2011-4-22 6944 San Joaquin Contra Costa Water District land (recently purchased), Carnegie Canyon Area at 32322 Corral Hollow Road west of CA-580 just north of junction with Interstate 5. Canyon with Amsinckia grandiflora population. Upper end of population. Comment
  POM196282  Collinsia sparsiflora E. E. Stanford 1928-3-20 822 San Joaquin Near Peters. 30 Comment
  UC672468  Collinsia sparsiflora var. collina H. L. Mason 1929-4-7 5166 San Joaquin 10 mi e of Escalon Comment
  UC766316  Collinsia sparsiflora var. collina R. F. Hoover 1935-3-16 350 San Joaquin Farmington Comment
  UCR238399  Conium maculatum George K. Helmkamp, E. A. Helmkamp 2012-4-7 18728 San Joaquin San Joaquin Valley, along CA-26, 3.2 miles southwest of its junction with N Wimer Road, NE of town of Linden 52 Comment
  UCD127296  Conium maculatum G. F. Hrusa; S. A. Wagner 1992-4-24 9293 San Joaquin Caswell Memorial State Park. Comment
  SEINET3407242 Image available Convolvulus arvensis P. O. Schallert 1945-5-10 s.n. San Joaquin Woody post near Stockton, California, San Joaquin County. Comment
  SEINET3828367  Conyza canadensis George K. Helmcamp, E. A. Helmkamp 2011-1 18475 San Joaquin Northeastern San Joaquin Valley: along Johnson Road 0.8 mile south of its junction with CA-12, NE of Lockeford, SW of Camanche Reservoir (Clements 7.5') 53 Comment
  UC26338  Cordylanthus pilosus J. A. Sanford 1890-1 428 San Joaquin Comment
  JEPS18191  Coreopsis calliopsidea Rimo Bacigalupi with F. Chisaki 1956-4-5 5582 San Joaquin first side canyon 0.45 mi ne Alameda-San Joaquin County line (off of Corral Hollow, about 1.5 mi n of the Corral Hollow Road) 396 Comment
  JEPS33602  Coreopsis calliopsidea R. F. Hoover 1938-3-19 2869 San Joaquin 1 mi n Cow Hollow (near Alameda Co. line) Comment
  CAS-BOT-BC287952  Coreopsis calliopsidea Brandegee No date on label s.n. San Joaquin San Joaquin Comment
  UCR182953  Coreopsis tinctoria J. F. Silva, R. E. Skaggs 1966-11-17 s.n. San Joaquin 2 miles NE of Escalon Comment
  CDA7458  Coreopsis tinctoria J. F. Silva, R. E. Skaggs 1966-11-17 San Joaquin Road to Bellota, 1 mile north of Escalon. 0 Comment
  CDA7459  Coreopsis tinctoria J. F. Silva, R. E. Skaggs 1966-11-17 San Joaquin 2 miles northeast of Escalon. 0 Comment
  CDA7460  Coreopsis tinctoria J. F. Silva, R. E. Skaggs 1966-11-17 San Joaquin 2 miles northeast of Escalon. 0 Comment
  CDA7464  Coreopsis tinctoria J. F. Silva, R. E. Skaggs 1966-11-17 San Joaquin 2 miles east of Escalon, 0.3 mile west of Sutliff Road, north side of Lemon Avenue. 0 Comment
  RSA397438  Cornus californica E. E. Stanford 1930-08 1875 San Joaquin San Joaquin Delta. Jones Tract. Comment
  CAS-BOT-BC210342  Cornus sericea E. E. Stanford 1930-8-1 1875 San Joaquin In San Joaquin Delta. Jones Tract Comment
  JEPS50138  Cornus sericea subsp. sericea W. L. Jepson 1913-11-22 5695 San Joaquin San Joaquin Delta, lower San Joaquin R., Middle R. Comment
  UC61018  Cotula coronopifolia N. K. Berg 1903-11-28 San Joaquin Stockton, Rough and Ready Island Comment
  CAS-BOT-BC427604  Crassula aquatica Brian Atwater 1978-8-22 BA- 61 San Joaquin Between Victoria Is. and Upper Jones Tract Comment
  UC11284  Crassula connata var. eremica J. A. Sanford 1890-1 102 San Joaquin French Camp 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
  UCR232227  Crassula tillaea George K. Helmkamp, E. A. Helmkamp 2011-3-29 17094 San Joaquin San Joaquin Valley, along CA-26 at the junction with Ospital/N Wimer Road, c. 0.3 mile southwest of the Calaveras County line, 9.1 miles NE (56 deg. ) of Linden 72 Comment
  POM225536  Cressa truxillensis J. T. Howell 1932-9-2 10791 San Joaquin Holt. Comment
  UC1745568  Cressa truxillensis Annetta M. Carter, Florence Little, Edward Lee 1934-7-4 680 San Joaquin Holt. Comment
  UCR201896  Croton setiger George K. Helmkamp, E. A. Helmkamp 2008-10-9 14237 San Joaquin San Joaquin Valley, junction of Collier Road and CA-88, 1.1 miles north of the junction of CA-12 and CA-88, NE of Lodi 35 Comment
  UCD59934  Crypsis schoenoides Beecher Crampton 1960-8-9 5772 San Joaquin 3 miles NE of Vernalis, old site of San Joaquin City, at crossing of Durham Ferry Road with San Joaquin River. Comment
  CAS-BOT-BC190196  Crypsis vaginiflora C. V. Piper 1921-5-26 s.n. San Joaquin About Stockton. Comment
  UC277167  Crypsis vaginiflora Joseph P. Tracy 1921-5-25 5790 San Joaquin Farmington San Joaquin Valley 30 Comment
  UCD38676  Crypsis vaginiflora Beecher Crampton 1956-7-30 3746 San Joaquin 4.5 miles north of Farmington. Comment
  UCR66619  Crypsis vaginiflora E. E. Stanford 1929-11-1 1183 San Joaquin San Joaquin Valley, Near Stockton Comment
  POM64406  Cryptantha C. F. Baker 1903-4-27 2787 San Joaquin Bethany Comment
  JEPS104878  Cryptantha flaccida Dean W. Taylor 1995-4-13 14816 San Joaquin Hospital Canyon 320 Comment
  RSA22133  Cryptantha microstachys J. T. Howell 1938-4-10 13765 San Joaquin Hospital Canyon. Comment
  JEPS67771  Cryptantha nevadensis R. F. Hoover 1938-4-9 3041 San Joaquin between Castle Rock and Black Butte; Corral Hollow Comment
  UC763027  Cryptantha nevadensis R. F. Hoover 1938-4-9 3041 San Joaquin hill between Castle Rock and Black Butte; Corral Hollow Comment
  RSA696029  Cryptantha nevadensis var. rigida D. W. Taylor 1995-4-13 14815 San Joaquin Hospital Canyon. 320 Comment
  SEINET10531496  Cupressus macrocarpa E. E. Stanford 1927-9-23 Stanford 727 San Joaquin Near stockton. Introduced here from coastal region. Comment
  UCD126247  Cuscuta californica Rimo Bacigalupi; L. Constance 1962-8-13 8724 San Joaquin Along base of Southern Pacific Railway embankment just south of crossing of Lathrop Road. 5 Comment
  UC124452  Cuscuta campestris K. Brandegee San Joaquin Bouldin Island Comment
  CDA38735  Cuscuta campestris Franz Kegel 1974-6-19 s.n. San Joaquin Robert s Island. 0 Comment
  UCD54417  Cuscuta campestris Mick Canevari 1986-1 s.n. San Joaquin Roberts Island area. Comment
  UCD54462  Cuscuta campestris Ron Kukas 1973-7-25 s.n. San Joaquin Tracy area, Kasson Rd. Comment
  UCD54463  Cuscuta campestris Ron Kukas 1973-7-25 s.n. San Joaquin Frontage Rd. along State Hwy 99. Comment
  RSA135396  Cuscuta ceanothi Volney Rattan 1881-09 s.n. San Joaquin Mokelumne River. Comment
  SEINET3840919  Cuscuta indecora Dean G. Kelch, Jim Allan 2006-7-5 PDR 1344893 San Joaquin Stockton, Medical Arts Building, 6529 Inglewood Avenue, zip code: 95206 Comment
  UCD126307  Cuscuta indecora var. indecora Floyd O. Colbert 1985-8-21 D 3 San Joaquin Tracy. Comment
  UCD54415  Cuscuta indecora var. indecora Mick Canevari 1986-9-1 s.n. San Joaquin Tracy. Comment
  UCD54416  Cuscuta indecora var. indecora Mick Canevari 1986-6-16 s.n. 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
  CDA15557  Cuscuta subinclusa G. F. Hrusa, M. Rejmanek, M. Tu 1998-10-14 14888 San Joaquin San Joaquin Valley; Caswell Memorial State Park. W terminus of Fence Line Trail. Comment
  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
  CLARK-A1528-1046  Cycloloma atriplicifolium John C. Roos 1938-9-5 1532 San Joaquin Manteca Comment
  UCD33820  Cynara cardunculus Beecher Crampton 1973-6-28 8968 San Joaquin Stockton, just south of Mariposa road, along frontage road paralleling State Hwy. 99. Comment
  CDA1937  Cynodon dactylon T. C. Fuller 1961-9-13 6994 San Joaquin Delta; Sherman Island, ca. 4 miles east of Thornton; Thornton-Walnut Grove Road, 0.1 mile east of Mokelumne River Bridge. 0 Comment
  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
  UCD141112  Cyperus bipartitus Clyde Elmore 1968-9-18 s.n. San Joaquin Stockton Golf and Country Club, Stockton. Comment
  CAS-BOT-BC114448  Cyperus eragrostis Herbert L. Mason; Verne Grant 1946-8-21 13056 San Joaquin Between Banta and Stockton Comment
  UC60921  Cyperus eragrostis N. K. Berg 1903-12-15 San Joaquin Rough & Ready Isl. Comment
  UCD141050  Cyperus eragrostis G. F. Hrusa; S. A. Wagner 1992-7-8 9157 San Joaquin Caswell Memorial State Park. Comment
  UCR253490  Cyperus eragrostis George K. Helmkamp, Elizabeth Helmkamp 2012-10-26 20073 San Joaquin San Joaquin Valley, Rock Creek, at East Sonora Road, 1.3 miles southeast of CA-4 50 Comment
  UCR63933  Cyperus eragrostis L. F. LaPre 1990-6-4 s.n. San Joaquin Borden Ranch, south side of Dry Creek 70 Comment
  SEINET7581660 Image available Cyperus eragrostis R. Reynolds 1927-9-27 36 San Joaquin Stockton. Comment
  UCD141046  Cyperus erythrorhizos G. F. Hrusa; S. A. Wagner 1992-8-9 9325 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
  CDA400  Cyperus esculentus P. B. Kennedy Dec 1920 San Joaquin Rindge Land Co, field one mile from Holt. 0 Comment
  OBI68608  Cyperus esculentus T. C. Fuller 1961-9-13 6993 San Joaquin San Joaquin Valley. Thorton-Walnut Grove Rd, 0.1 mi E of Mokelumne River Bridge, Sherman Island, ca 4 mi W of Thorton Comment
  SEINET13762740 Image available Cyperus esculentus T. C. Fuller 1961-9-13 6993 San Joaquin 4 mi. W. of Thornton Comment
  UC698520  Cyperus esculentus P. B. Kennedy Dec., 1920 San Joaquin field 1 mi. from (in <corn>) Holt (<Rindge> Land Co.) Comment
  UCD141082  Cyperus esculentus Roote 1920-12-1 s.n. San Joaquin San Joaquin Valley: MacDonald Island, near Stockton. Comment
  UCD32802  Cyperus esculentus Beecher Crampton 1954-10-18 2290 San Joaquin 0.5 miles north of Thornton. Comment
  SEINET7076493  Cyperus esculentus var. leptostachyus T. C. Fuller 1961-9-13 6993 San Joaquin Flora of the San Joaquin Valley. Thorton-Walnut Grove Road, 0.1 mile east of Mokelumne River Bridge, Sherman Island, about 4 mile west of Thorton. Comment
  CAS-BOT-BC114225  Cyperus fuscus LeRoy Abrams 1917-9-14 1734 San Joaquin 3 mi NW of Stockton in sand of Calaveras River. Comment
  CAS-BOT-BC114227  Cyperus fuscus Peter Rubtzoff 1964-9-20 s.n. San Joaquin Caswell Memorial State Park. Wet margin of Stanislaus River. Comment
  CDA38963  Cyperus niger var. capitatus M. Switzerberg 1958-9-24 s.n. San Joaquin BM 18.2 Highway 120 0 Comment
  UC7683  Cypselea humifusa unknown 1887-8-26 San Joaquin near Lathrop (San Joaquin River); San Joaquin River Comment
  CAS-BOT-BC435168  Cypselea humifusa Beecher Crampton 1960-8-9 5767 San Joaquin Ca. 3 miles N.E. of Vernalis, Durham Ferry Road crossing of the San Joaquin Rivers. Comment
  CAS-BOT-BC435183  Cypselea humifusa J. W. Stacey 1922-10-8 s.n. San Joaquin Union Island Comment
  UC65297  Dactylis glomerata N. K. Berg 1903-12-20 San Joaquin Rough and R Isl. <Rough and Ready Island> Stockton; , Routh and R Isl. <Rough and Ready Island> Comment
  UC1100153  Damasonium californicum Herbert L. Mason 1928-5-3 4449 San Joaquin 0.4 mi. n. Clements Comment
  UCR62330  Damasonium californicum L. F. LaPre 1990-5-10 s.n. San Joaquin Borden Ranch, 7 mi north of Clements. 79 Comment
  UC444930  Datura ferox Harriet A. Walker 1907-9-8 891 San Joaquin Lathrop Comment
  CDA36821  Datura ferox Ramona Robison 2011-11-11 San Joaquin Caswell Memorial State Park. 0 Comment
  UCD126524  Datura stramonium G. F. Hrusa; S. A. Wagner 1992-8-9 9369 San Joaquin Caswell Memorial State Park. Comment
  JEPS12297  Datura wrightii W. L. Jepson 1918-7-7 7718 San Joaquin Manteca Comment
  JEPS12299  Datura wrightii W. L. Jepson 1919-6-21 8335 San Joaquin near Mossdale School (San Joaquin River); San Joaquin River Comment
  RSA605646  Datura wrightii Louis C. Wheeler 1952-9-30 6999 San Joaquin At mouth of Corral Hollow Creek.. Comment
  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-BC299949  Deinandra kelloggii Volney Rattan 1880-6-1 s.n. San Joaquin Live Oaks Comment
  JEPS12606  Deinandra kelloggii W. L. Jepson 1896-6-27 San Joaquin 5.5 mi e and slightly n Manteca (Atlanta) Comment
  JEPS38270  Deinandra kelloggii W. L. Jepson 1896-6-27 San Joaquin near Stockton Comment
  CAS-BOT-BC299942  Deinandra kelloggii David D. Keck 1933-10-28 2584 San Joaquin 11.3 mi. N. of Stockton Comment
  CAS-BOT-BC299950  Deinandra kelloggii W. M. Heusi 1932-5-30 214 San Joaquin Escalon Comment
  JEPS38257  Deinandra kelloggii W. L. Jepson 1896-7-17 San Joaquin lower San Joaquin plains Comment
  UC618416  Delphinium californicum subsp. interius Alice Eastwood and 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
  JEPS21160  Delphinium californicum var. interius Alice Eastwood, John Thomas Howell 1938-5-24 5796 San Joaquin Hospital Canyon Comment
  NY353313  Delphinium californicum var. interius A. Eastwood 1938-5-24 5796 San Joaquin Hospital Canyon Comment
  RSA0005302  Delphinium californicum var. interius Alice Eastwood, John T. Howell 1938-5-24 5796 San Joaquin Hospital Canyon. Comment
  SEINET13094839  Delphinium californicum var. interius Unknown 1938-5-24 5796 San Joaquin Hospital Canon. Comment
Read comments
Nov 7 2019
  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
  LA207508  Delphinium hesperium subsp. pallescens Lewis; Epling 1946-5-6 608 San Joaquin Tesla- Corral Hollow Rd., 17.1 mi. W of junction W; U.S. 50 near Tracy Comment
  UC1713217  Delphinium hesperium subsp. pallescens Benj. Cobb 1900-4-10 San Joaquin Tracy Comment
  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
  UC1601418  Delphinium patens J. A. Sanford 1890-1 424 San Joaquin Comment
  UC766168  Delphinium recurvatum R. F. Hoover 1937-5-6 2080 San Joaquin 5 mi se Stockton Comment
  SJSU3098  Delphinium variegatum M. E. Myers 1955-5-7 48 San Joaquin 12 mi E of Lodi 36 Comment
  CAS-BOT-BC192632  Deschampsia danthonioides E. E. Stanford 1927-4-12 151 San Joaquin Near Stockton Comment
  POM195899  Deschampsia danthonioides C. R. Quick 1929-4-22 s.n. San Joaquin Stockton; depression. Oxford Manor. Comment
  UC1131440  Deschampsia danthonioides R. D. Roseberry 1935-5-14 175 San Joaquin 2 1/2 mi. w. Bald Mt.; Jackson Quad. 91 Comment
  UCD62787  Deschampsia danthonioides Beecher Crampton 1966-5-3 7684 San Joaquin Ca. 7 3/4 miles NNE of Lodi; Liberty and Bruella Roads. 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
  UCD139240  Dichelostemma capitatum Craig P. Martz 1982-3-10 20 San Joaquin North side of State route 88, 0.5 mile south of San Joaquin county line. 82 Comment
  HSC12424  Dichelostemma capitatum subsp. capitatum Gary J. Stebbins 1970-3-24 17 San Joaquin Along SR 26, 1.5 mi. E of Duck Creek 53 Comment
  CAS-BOT-BC209016  Digitaria sanguinalis L. R. Abrams 1917-9-14 6738 San Joaquin 3 mi. northwest of Stockton, Calaveras River Comment
  UCD64128  Digitaria sanguinalis G. F. Hrusa; S. A. Wagner 1992-8-9 9371 San Joaquin Caswell Memorial State Park, in W part of park. Comment
  UCR201918  Digitaria sanguinalis George K. Helmkamp, E. A. Helmkamp 2008-10-9 14231 San Joaquin San Joaquin Valley, junction of Collier Road and CA-88, 1.1 miles north of the junction of CA-12 and CA-88, NE of Lodi 35 Comment
  UCR232646  Digitaria sanguinalis George K. Helmkamp, E. A. Helmkamp 2011-10-15 18436 San Joaquin San Joaquin Valley, along CA-26, 0.6 mile northeast of Escalon-Bellota Rd. 40 Comment
  CAS-BOT-BC151964  Diplacus douglasii Volney Rattan 1887-3-17 274 San Joaquin Live Oaks & Mokelumne River Comment
  CAS-BOT-BC151364  Diplacus tricolor Arthur Titus 1885-4-1 s.n. San Joaquin Live Oaks Comment
  SEINET188373  Diplacus tricolor C. L. Hitchcock 1940-1 6367 San Joaquin 3 mi S of Galt 16 Comment
  CAS-BOT-BC151368  Diplacus tricolor D. K. Gillespie; J. W. Gillespie 1930-4-24 9228 San Joaquin 4 miles south of Galt Comment
  UC73788  Distichlis spicata Mr. Sanford San Joaquin Stockton Comment
  UCD64194  Distichlis spicata B. A. Madson 1928-11-22 San Joaquin Stockton. Comment
  UCD64485  Distichlis spicata Katharine Brandegee Date Unknown San Joaquin Lathrop? Comment
  SEINET10558194  Distichlis spicata var. nana E. E. Stanford 1930-5-10 Stanford 1474 San Joaquin West Ripon Rd. Roadsides in alkaline soil. Comment
  CHSC97894  Dittrichia graveolens G. F. Hrusa; P. Akers 2003-10-10 16137 San Joaquin Roadside, Kasson Rd., =/- 1/4 mil E of intersection with Durham Ferry Rd. 22 Comment
  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
  UCD130768  Dittrichia graveolens Robert E. Preston 2001-9-29 1776 San Joaquin Ca. 3.8 mi sw of Vernalis, at jct I-5 and I-580, along shoulder 158 Comment
  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
  UC764546  Downingia bella R. F. Hoover 1935-5-12 563 San Joaquin sw of Modesto (along San Joaquin River) Comment
  RSA289456  Downingia bicornuta Rimo Bacigalupi, Alex D. Hawkes 1951-4-21 3258 San Joaquin Along State Hwy 4, 4 miles E of Stockton. Comment
  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
  UC635660  Downingia bicornuta var. picta H. L. Mason 1932-4-24 6973 San Joaquin 11 mi s 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
  CDA42334  Downingia bicornuta var. picta T. C. Fuller 1962-5-1 8339 San Joaquin North of Ione Road, 0.5 mile east of schoolhouse, 2 miles north of Clements. 0 Comment
  JEPS108477  Downingia bicornuta var. picta Lisa Schultheis 1995-5-24 178 -95 San Joaquin SE of Lockeford. NE corner of Jordy and Kettleman Rds. Comment
  JEPS108501  Downingia bicornuta var. picta Lisa Schultheis 1996-5-10 301 -96 San Joaquin SE of Lockeford. NE corner of Jordy and Kettleman Rds. Comment
  UC635662  Downingia cuspidata H. L. Mason 1928-5-3 4446 San Joaquin 4 mi n Clements Comment
  UCR62339  Downingia elegans L. F. LaPre 1990-5-8 s.n. San Joaquin Borden Ranch, Mackville Rd, 1-2 mi north of Liberty Rd; c. 7 miles north of Clements 70 Comment
  JEPS5034  Downingia insignis Rimo Bacigalupi and Alex D. Hawkes 1951-4-21 3256 San Joaquin just e Stockton's city limits (along State Highway 4) Comment
  UC596492  Downingia insignis R. F. Hoover 1937-5-18 2185 San Joaquin French Camp Comment
  POM146099  Downingia insignis E. E. Stanford 1927-4-21 168 San Joaquin Stockton, Campus. Comment
  UCSB9180  Downingia insignis Bacigalupi, Rimo; Hawkes, Alex 1951-4-21 San Joaquin Just east of Stockton's city limits, next to the back yard of a dwelling, along State Highway No. 4 Comment
  UCSB9182  Downingia ornatissima Bacigalupi, Rimo; Hawkes, Alex 1951-4-21 San Joaquin Along State Highway 4, 2 miles east of Stockton Comment
  UC765628  Downingia ornatissima var. eximia R. F. Hoover 1936-6-8 1289 San Joaquin 2 mi e Escalon Comment
  UC903026  Downingia ornatissima var. eximia Ethel Crum 1932-5-1 1418 San Joaquin 2 mi ne Lockeford Comment
  JEPS21831  Downingia ornatissima var. ornatissima Ina Graham 1958-4-19 47 San Joaquin 3 mi e Clements (0.5 mi n of Route 12, McIntire Road) Comment
  UC1189253  Downingia ornatissima var. ornatissima S. G. Smith 1957-5-11 2895 San Joaquin 3 mi n Valley Home (near Cometa, 0.5 mi se of junction of Cometa and Dodds roads between the road and the railroad tracks) 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
  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
  UC766252  Downingia pulchella R. F. Hoover 1940-4-27 4365 San Joaquin near San Joaquin City (River Road) Comment
  CDA25365  Dudleya cymosa J. B. Gianelli 1977-5-16 San Joaquin Hospital Creek Canyon, Tracy. 0 Comment
  UCR253492  Dysphania ambrosioides George K. Helmkamp, Elizabeth Helmkamp 2012-10-26 20071 San Joaquin San Joaquin Valley, Rock Creek, at East Sonora Road, 1.3 miles southeast of CA-4 50 Comment
  UCD60477  Dysphania chilensis Mal Evett 2007-10-15 s.n. San Joaquin 8243 Onyx Ct., Stockton. 6 Comment
  UCD98791  Dysphania chilensis Collector Unknown 1928-10-1 1444 San Joaquin Stockton. Comment
  CAS-BOT-BC291094  Eastwoodia elegans H. M. Hall; F. M. Essig 1916-6-1 10141 San Joaquin Corral Hollow, on the easterly slope of the Mt. Diablo range of southwestern San Joaquin County 120 Comment
  JEPS22861  Eastwoodia elegans Alice Eastwood and John Thomas Howell 1938-5-24 5791 San Joaquin Hospital Canyon Comment
  LA202391  Eastwoodia elegans H. M. Hall; F. M. Essig 1916-6-1 10141 San Joaquin Corral Hollow, on the easterly slope of the Mt. Diablo range of the southwestern part of county 120.0 Comment
  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
  RSA21844  Eastwoodia elegans Alice Eastwood 1938-5-24 5791 San Joaquin Hospital Canyon. Comment
  RSA766954  Eastwoodia elegans Alice Eastwood, John Thomas Howell 1938-5-24 5791 San Joaquin Hospital Canyon. Comment
  UC198968  Eastwoodia elegans H. M. Hall and F. M. Essig 1916-6-1 10141 San Joaquin Corral Hollow Mt. Diablo 120 Comment
  JEPS110499  Echinochloa colona Robert E. Preston 2004-11-16 2305 San Joaquin Ca. 6.9 mi SW of Stockton, between Middle River and Wing Levee Rd, N of Undine Rd. 2 Comment
  UCR253540  Echinochloa colona George K. Helmkamp, Elizabeth Helmkamp 2012-10-26 20086 San Joaquin San Joaquin Valley, Littlejohns Creek, along unnamed dirt road 0.3 mi. south of CA-4 at a point 0.5 miles east of Farmington 32 Comment
  UCD60842  Echinochloa crus-galli Beecher Crampton 1957-8-23 4587 San Joaquin Along US Hwy. 99 freeway, 3 miles S of Stockton. Comment
  UCD60850  Echinochloa crus-galli Beecher Crampton 1965-10-26 7551 San Joaquin 1.5 miles north of Lodi, US Hwy. 99. Comment
  UCD60859  Echinochloa crus-galli W. W. Mackie 1919-10-24 X- 3324 San Joaquin Stockton. Comment
  UCD60864  Echinochloa crus-galli Beecher Crampton 1956-7-30 3763 San Joaquin Along State Hwy. 12, about 5 miles southwest of Lodi. Comment
  UCD60899  Echinochloa crus-galli G. F. Hrusa; S. A. Wagner 1992-8-9 9348 San Joaquin Caswell Memorial State Park. Frequent on open, moist riverbanks, usually in disturbed sites. Annual to 4 ft. Comment
  UCD60910  Echinochloa crus-galli Ernest C. Twisselmann 1971-8-6 18064 San Joaquin Belridge Plains: Lost Hills Road, 3 miles north of Lerdo Road. 121 Comment
Read comments
Jun 23 2015
  UCR123380  Echinochloa crus-galli Lisa Kegarice 1993-6-22 s.n. San Joaquin Sacramento Valley, under the north side of the Orwood Trestle, Santa Fe Railway, 12 miles west of Stockton, between Bacon and Woodward Islands in the San Joaquin River delta between Old River and Middle River 0 Comment
  CAS-BOT-BC197221  Echinochloa crus-pavonis Brian Atwater 1978-8-24 BA- 118 San Joaquin Between Rindge Tract and Wright Tract Comment
  UCD60955  Echinochloa crus-pavonis var. 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
  UC88709  Eclipta prostrata T. S. Brandegee 1901-9-9 San Joaquin San Joaquin Bridge Comment
  UC912246  Eclipta prostrata Herbert L. Mason 1928-9-30 4966 San Joaquin near Holt; San Joaquin Delta Comment
  CAS-BOT-BC291134  Eclipta prostrata J. W. Stacey 1922-10-8 s.n. San Joaquin Union Island Comment
  UC1100127  Egeria densa Herbert L. Mason and Verne Grant 1946-8-21 13061 San Joaquin w of Stockton (on Borden Highway) Comment
  UC629704  Egeria densa H. L. Mason 1938-8-26 12075 San Joaquin sw of Holt (Trapper Slough); Robert's Island Comment
  CAS-BOT-BC445825  Egeria densa H. L. Mason 1938-8-26 12075 San Joaquin Trapper Slough, Robert's Island, southwest of Holt Comment
  CAS-BOT-BC451502  Egeria densa Ira L. Wiggins 1954-9-9 13124 San Joaquin Along E side of Old River Channel near junction with False River Comment
  SBBG45002  Egeria densa H. L. Mason 1938-8-26 12075 San Joaquin Trapper Slough, Robert's Island, SW of Holt Comment
  UC1100981  Eichhornia crassipes Herbert L. Mason, Verne Grant 1946-8-21 13063 San Joaquin w of Stockton (on Borden Highway); Borden Highway Comment
  CDA2660  Eichhornia crassipes W. S. Ball Oct 1946 San Joaquin Stockton Delta. 0 Comment
  POM312838  Eichhornia crassipes H. L. Mason, Verne Grant 1946-8-21 13063 San Joaquin West of Stockton on Borden Hwy; Marsh Plant Survey. Comment
  UCSB27348  Eichhornia crassipes Havlik, Neil 1969-7-27 San Joaquin Trapper Slough, about nine miles west of Stockton 6 Comment
  UC1157923  Eleocharis macrostachya Alex D. Hawkes 1951-4-21 4801 San Joaquin 10 mi E of Stockton Comment
  CAS-BOT-BC112762  Eleocharis macrostachya Ernest Elwood Stanford 1927-5-26 434 San Joaquin Stockton, in sand in Calaveras R. bottom Comment
  CDA38944  Eleocharis macrostachya T. C. Fuller 1962-5-1 8296 San Joaquin Highway 12 to Wallace, 2.0 miles east of Clements. 0 Comment
  CAS-BOT-BC197328  Eleusine tristachya T. C. Fuller 1967-8-21 16292 San Joaquin Along n. bank of Coyote Creek, n.e. of Collier Rd. & Linn Rd., ca. 2.5 mi. n. of Clements Comment
  CDA2029  Eleusine tristachya T. C. Fuller 1967-8-21 16292 San Joaquin Along north bank of Coyote Creek, northeast of Collier Road & Linn Road, ca. 2.5 miles north of Clements. 0 Comment
  CDA2034  Eleusine tristachya T. C. Fuller 1971-1-29 19813 San Joaquin Dayton Johnson property, west side of Atkins Road, 1.3 miles south of Hwy 88, 1.5 miles southwest of Clements. 0 Comment
  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
  SEINET3928896  Eleusine tristachya R. S. Baskett 1970-10-1 s.n. San Joaquin On south side of Kingdon Road, 1/2 mile east of Thornton Road, about 5 miles southwest of Lodi.; 0 Comment
  UCD61225  Eleusine tristachya T. C. Fuller 1970-8-10 19786 San Joaquin Mickie Grove, 1 mile S of Lodi. Comment
  UCD61237  Eleusine tristachya Mick Canevari 1997-5-13 s. n. San Joaquin Near Lodi. Comment
  UCD61260  Eleusine tristachya Mick Canevari 1983-1-11 San Joaquin Lodi area. Comment
  CAS-BOT-BC451539  Elodea canadensis Ira L. Wiggins 1939-8-31 9323 San Joaquin At junction of Jack Road and Highway #120, 2 mi. east of Manteca Comment
  UC1618078  Elodea canadensis Donald G. Nelson 1939-6-9 607 San Joaquin se of Stockton (on the Mount Diablo Base Line, junction of Austin Road and Little John Creek); Mount Diablo Base Line Comment
  UC632739  Elodea canadensis H. L. Mason 1939-4-16 12080 San Joaquin about 9 mi se Stockton (at junction of Austin Road and Little John Creek); Burnham Quad. Comment
  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
  UC422959  Epilobium brachycarpum Harriet A. Walker 1907-9-8 921 San Joaquin Lathrop Comment
  UCR201926  Epilobium brachycarpum George K. Helmkamp, E. A. Helmkamp 2008-10-9 14229 San Joaquin San Joaquin Valley, junction of Collier Road and CA-88, 1.1 miles north of the junction of CA-12 and CA-88, NE of Lodi 35 Comment
  POM196277  Epilobium brachycarpum E. E. Stanford 1927-9-26 711 San Joaquin Stockton; levee, Calaveras River Comment
  UC249620  Epilobium campestre Joseph P. Tracy 1921-5-25 5788 San Joaquin Bed of pool San Joaquin Valley, Farmington 30 Comment
  UC125523  Epilobium ciliatum subsp. ciliatum Katharine Brandegee Sept. 1907 San Joaquin near Lathrop; San Joaquin River Comment
  UC1602807  Epilobium ciliatum subsp. ciliatum J. W. Congdon 1903-8-4 San Joaquin Middle River Comment
  UCD105786  Epilobium ciliatum subsp. ciliatum G. F. Hrusa; S. A. Wagner 1992-7-8 9148 San Joaquin Caswell Memorial State Park. Comment
  CDA19056  Epilobium ciliatum subsp. ciliatum C. Benefield 2000-5-16 s.n. San Joaquin Sacramento Delta; White Slough, E of I-5, S of Hwy 12, bordering King Island. 0 Comment
  UC765022  Epilobium cleistogamum Robert F. Hoover 1935-6-12 644 San Joaquin Farmington San Joaquin Valley (beds of vernal pools) 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
  POM147792  Equisetum arvense E. E. Stanford 1927-5-26 438 San Joaquin Stockton, Calaveras River bottom. Comment
  RSA684652B  Equisetum arvense Clarence R. Quick 1929-5-4 s.n. San Joaquin Calaveras River bottom, Stockton. Comment
  UCD135379  Equisetum hyemale subsp. affine G. F. Hrusa; S. A. Wagner 1992-4-22 9277 San Joaquin Caswell Memorial State Park. 100 Comment
  POM196328  Equisetum laevigatum E. E. Stanford 1928-5-16 1011 San Joaquin Stockton, Calaveras River bottom Comment
  CDA33659  Equisetum telmateia subsp. braunii Rand Medina 2011-4-5 PDR# 1432095 San Joaquin Stockton; Zuckerman Heritage Inc. Guard Road/Corria St. 0 Comment
  UCR201914  Eragrostis curvula George K. Helmkamp, E. A. Helmkamp 2008-10-9 14230 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
  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
  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-BC204639  Eragrostis mexicana subsp. virescens L. R. Abrams 1914-9-14 6740 San Joaquin 3 mi northwest of Stockton - Calaveras River Comment
  POM146103  Eragrostis mexicana subsp. virescens E. E. Stanford 1926-10-23 78 San Joaquin Stockton Comment
  UCR25089  Eragrostis mexicana subsp. virescens Alfred R. Roos 1938-7-31 10015 San Joaquin Lodi 15 Comment
  UCD38678  Eragrostis pectinacea Beecher Crampton 1956-7-30 3744 San Joaquin 4.8 miles north of Farmington. Comment
  UCD64332  Eragrostis pectinacea Beecher Crampton 1956-7-30 3738 San Joaquin eastern city limits of Lockeford. Comment
  UCD64455  Eragrostis pectinacea J. W. Adriance 1921-10-6 San Joaquin Stockton. Comment
  UCD64498  Eragrostis pectinacea Fleming 1934-1 s.n. San Joaquin near Oakdale. Comment
  UCD64320  Eragrostis pectinacea var. pectinacea Beecher Crampton 1956-7-30 3744 San Joaquin 4.8 miles north of Farmington. Comment
  UCD36785  Eragrostis pilosa Beecher Crampton 1955-9-7 3151 San Joaquin 6.4 miles south of Thornton. Comment
  UCD65675  Eragrostis pilosa G. F. Hrusa; S. A. Wagner 1992-8-9 9366 San Joaquin Caswell Memorial State Park. Comment
  CAS-BOT-BC278521  Eragrostis secundiflora E. E. Stanford 1927-3-29 131 San Joaquin Stockton Comment
  SEINET10558920  Eragrostis tephrosanthos Charles L. Hitchcock 1935-9-14 Hitchcock 2830 San Joaquin 3 miles S of Galt. Comment
  CAS-BOT-BC203327  Eremalche parryi Alice Eastwood; John Thomas Howell 1935-4-7 2099 San Joaquin East end of Corral Hollow Comment
  UC763043  Eremalche parryi R. F. Hoover 1935-4-21 551 San Joaquin Corral Hollow Comment
  RSA0010428  Eremalche parryi subsp. kernensis Anonymous 1937-3-27 s.n. San Joaquin Near Shafter, San Joaquin Valley. Comment
Read comments
Jul 13 2018
  UC17614  Eremocarpus setiger J. A. Sanford 240 San Joaquin Robert's Island San Joaquin Valley Comment
  UC17615  Eremocarpus setiger H. P. Fitch San Joaquin Stockton Comment
  JEPS69091  Eriastrum pluriflorum W. L. Jepson 1896-6-27 15048 San Joaquin on e and w road Lower San Joaquin (river bridge (Mossdale School) to Atlanta) Comment
  CDA4607  Ericameria linearifolia T. C. Fuller 1962-4-24 8219 San Joaquin South of Corral Hollow Creek, ca. 8 miles southwest of Tracy. 0 Comment
  UCD131711  Erigeron bonariensis G. F. Hrusa 1992-8-26 9531 San Joaquin Caswell Memorial State Park. Near Oxbow Lake. Comment
  UCD131763  Erigeron canadensis G. F. Hrusa; S. A. Wagner 1992-3-4 9102 San Joaquin Caswell Memorial State Park. Comment
  POM196262  Erigeron philadelphicus E. E. Stanford 1928-5-16 1012 San Joaquin Stockton, Calaveras River bottom Comment
  UCD73469  Erigeron sumatrensis M. Evett 2008-9-2 s. n. San Joaquin city of Stockton, 8243 Onyx Ct., extreme SE corner of lot. Comment
  CDA40322  Eriodictyon californicum T. C. Fuller 1962-4-24 8214 San Joaquin South of Corral Hollow Creek, ca. 8 miles southwest of Tracy. 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-BC248545  Eriogonum angulosum W. H. Brewer 1861-10-18 851 San Joaquin At Camp 61, Corral Hollow Comment
  CAS-BOT-BC248547  Eriogonum angulosum W. H. Brewer 1861-10-18 851 San Joaquin At Camp 61, Corral Hollow Comment
  POM165494  Eriogonum angulosum Katherine Brandegee 1907-10-2 s.n. San Joaquin Along railroad track near Stockton Comment
  POM248708  Eriogonum angulosum Alice Eastwood, John T. Howell 1938-4-18 5078 San Joaquin Hospital Canyon Comment
  CAS-BOT-BC250038  Eriogonum fasciculatum var. polifolium E. E. Stanford 1930-4-19 1413 San Joaquin Corral Hollow Road Comment
  RSA605651  Eriogonum fasciculatum var. polifolium Louis C. Wheeler 1952-9-29 6993 San Joaquin Ladd Mine: San Joaquin 5. Comment
  UC2043149  Eriogonum fasciculatum var. polifolium Barbara Ertter with Tina Carlson and CNPS members 1994-4-23 12451 San Joaquin Lawrence Livermore Laboratory on N side Corral Hollow Road just E of Alameda Co. line, ca. 10 air miles SW of Tracy. Pit 6 Study Area near Drop Tower, head of gulch opposite Carnegie State Vehicular Recreation Area. Comment
  UC766282  Eriogonum fasciculatum var. polifolium R. F. Hoover 1946-4-13 6075 San Joaquin near lower end (on Black Butte); Corral Hollow, Black Butte Comment
  UCD96871  Eriogonum fasciculatum var. polifolium Ellen Dean; Clare Loughran, Mary Shea, Wilde Legard, 2011-4-22 6925 San Joaquin Contra Costa Water District land (recently purchased), Carnegie Canyon Area at 32322 Corral Hollow Road west of CA-580 just north of junction with Interstate 5. Along main road through property, going south along ridgetop. Ridge east of Arnsinckia grandiflora canyon. Comment
  UC161887  Eriogonum gracile Katharine Brandegee Sept. 1907 San Joaquin near Lathrop Comment
  UC412858  Eriogonum gracile Harriet A. Walker 1907-9-8 885 San Joaquin Lathrop Comment
  UC768560  Eriogonum gracile R. F. Hoover 1934-10-21 49 San Joaquin near Escalon Comment
  CAS-BOT-BC259461  Eriogonum luteolum Volney Rattan 1880-10-23 s.n. San Joaquin Live Oaks Comment
  CAS-BOT-BC259463  Eriogonum luteolum Volney Rattan 1880-10-23 s.n. San Joaquin Rattan's Ranch, Live Oaks Comment
  CAS-BOT-BC259465  Eriogonum luteolum V. Rattan 1880-10-23 s.n. San Joaquin Rattans Ranch, Live Oaks Comment
  CAS-BOT-BC269735  Eriogonum nudum var. oblongifolium V. Rattan 1880-10-23 s.n. San Joaquin Rattans Ranch, Live Oaks Comment
  CAS-BOT-BC269737  Eriogonum nudum var. oblongifolium Volney Rattan 1881-9-1 s.n. San Joaquin Live Oaks Comment
  RSA135316  Eriogonum nudum var. oblongifolium Volney Rattan 1880-10-23 s.n. San Joaquin Rattan's Ranch, Live Oaks. Comment
  CAS-BOT-BC269833  Eriogonum nudum var. pubiflorum Volney Rattan 1881-9-1 s.n. San Joaquin Live Oaks Comment
  JEPS22948  Eriogonum nudum var. pubiflorum Volney Rattan 1880-10-23 San Joaquin Rattan's Ranch Live Oaks, Rattan's Ranch Comment
Read comments
Dec 29 2006
  CAS-BOT-BC301393  Eriophyllum lanatum var. grandiflorum Volney Rattan 1880-6-1 s.n. San Joaquin Live Oaks Comment
  JEPS61370  Erodium botrys W. L. Jepson 1929-4-28 15202 San Joaquin Clements 60 Comment
  UCR232264  Erodium botrys George K. Helmkamp, E. A. Helmkamp 2011-3-12 17065 San Joaquin Northern San Joaquin Valley, Collier Road, 0.2 mile east of its junction with Suttenfield Road, 9.4 mi. NE (50 deg. ) of Lodi 40 Comment
  UCR253607  Erodium botrys George K. Helmkamp 2014-3-18 22572 San Joaquin San Joaquin Valley, along Hwy CA-88 on the southwest side of the border with Calaveras County, 7.1 mi. SW (220 deg. ) of Ione 87 Comment
  UCD103130  Erodium brachycarpum G. F. Hrusa; S. A. Wagner 1992-3-4 9078 San Joaquin Caswell Memorial State Park. Comment
  SEINET3289502 Image available Erodium cicutarium P. O. Schallert 1945-3-8 C 29 San Joaquin Near Stockton, California Comment
  UC17082  Erodium cicutarium H. P. Fitch 1883-1 131 San Joaquin Stockton Comment
  CDA55  Erodium macrophyllum A. R. Tugel 1938-1 s.n. San Joaquin Tracy. 0 Comment
  CDA1  Erodium macrophyllum var. californicum A. R. Tugel Apr 1938 s.n. San Joaquin Tracy. 0 Comment
  CDA56  Erodium macrophyllum var. californicum A. R. Tugel Apr 1938 s.n. San Joaquin Near Tracy, in nursery. 0 Comment
  POM146118  Erodium moschatum E. E. Stanford 1926-10-26 83 San Joaquin Stockton. Comment
  POM196271  Erodium moschatum C. R. Quick 1929-2-3 s.n. San Joaquin Campus, Stockton. Comment
  UC17108  Erodium moschatum J. A. Sanford 1890-1 50 San Joaquin Stockton Comment
  UC17109  Erodium moschatum J. A. Sanford 1890-1 365 San Joaquin Waverly Comment
  UCR232283  Erodium moschatum George K. Helmkamp, E. A. Helmkamp 2011-3-12 17064 San Joaquin Northern San Joaquin Valley, Collier Road, 0.2 mile east of its junction with Suttenfield Road, 9.4 mi. NE (50 deg. ) of Lodi 40 Comment
  UC1487255  Eryngium castrense Yusuf Sheikh 1972-5-25 533 San Joaquin on Funk Rd. 0.7 mi. w. Waverly Comment
  UC764151  Eryngium castrense R. F. Hoover 1937-6-9 2393 San Joaquin 5 mi. e. Stockton Comment
  UCD77714  Eryngium castrense Robert E. Preston 2004-7-9 2270 San Joaquin Ca. 7.7 mi E of Lockeford. 85 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
  CAS-BOT-BC211107  Eryngium pinnatisectum Gladys L. Smith 1959-5-1 1039 San Joaquin Eastern edge of Wallace 60 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
  UC762974  Eryngium racemosum R. F. Hoover 1935-8-3 706 San Joaquin 5 mi. s.w. Ripon Comment
  UC1368182  Eryngium vaseyi L. Constance, H. Meusel and W. J. Ferlatte 1969-9-20 3879 San Joaquin 1 mi. s.e. of San Joaquin City marker San Joaquin City Comment
  SEINET9112149  Eryngium vaseyi Unknown C- 1112 San Joaquin San Joaquin City marker Comment
  CAS-BOT-BC54450  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
  RSA0004636  Eschscholzia arvensis C. F. Baker 1903-4-25 2906 San Joaquin Tracy. Comment
  CAS-BOT-BC403521  Eschscholzia californica John Thomas Howell 1938-4-10 13759 San Joaquin Hospital Canyon Comment
  CAS-BOT-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-BC403525  Eschscholzia californica E. E. Stanford 1928-3-10 799 San Joaquin Manteca Comment
  CAS-BOT-BC403527  Eschscholzia californica C. F. Baker 1903-4-25 2906 San Joaquin Tracy Comment
  OBI11813  Eschscholzia californica Carl B. Wolf 1937-3-31 8388 San Joaquin San Joaquin Valley, 1/2 mi N of Vernalis 30 Comment
  UC144804  Eschscholzia californica Katharine Brandegee 1907-5-7 San Joaquin Lathrop Comment
  UC765987  Eschscholzia californica R. F. Hoover 1937-4-3 1738 San Joaquin Corral Hollow; lower end Comment
  CAS-BOT-BC403529  Eschscholzia californica L. R. Abrams 1927-3-31 9959 San Joaquin 3 mi from Manteca on Stockton Road Comment
  RSA22047  Eschscholzia californica var. peninsularis J. T. Howell 1938-4-10 13759 San Joaquin Hospital Canyon Comment
  RSA21454  Eschscholzia californica var. peninsularis Carl B. Wolf 1937-3-31 8388 San Joaquin San Joaquin Valley, 0.5 mi N of Vernalis. 30 Comment
  CAS-BOT-BC419476  Eschscholzia lobbii Volney Rattan 1885-3-20 s.n. San Joaquin Live Oaks Comment
  CHSC22896  Eschscholzia lobbii Robert A. Schlising 1963-4-5 2841 San Joaquin Junction of Hwy 8 and Ospital Road. Comment
  UC10057  Eschscholzia lobbii A. W. Gunnison 1896-4-18 San Joaquin Linden 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
  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
  UCD77527  Euphorbia maculata Robert E. Preston 2004-7-30 2277 San Joaquin Ca. 13.4 mi NE of Lodi. 29 Comment
  UCD142607  Euphorbia maculata Daryl Koutnik 1988-8-25 s.n. San Joaquin City of Stockton at 541 Lillian, east of Hwy 99. 22 Comment
  JEPS22122  Euphorbia oblongata T. C. Fuller 1958-9-19 1252 San Joaquin 0.25 mi w Stockton (n side of Hwy 4, 0.5 mi w Woodsbro Rd) Comment
  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
  CAS-BOT-BC202412  Euphorbia ocellata Barrett Anderson 1987-7-6 3553 San Joaquin Farmington Canal site south of Road 30 Comment
  CDA15455  Euphorbia peplus Groner 1999-3-6 PDR 1221752 San Joaquin San Joaquin Valley; in Lodi. 0 Comment
  SEINET11261866  Euphorbia serpillifolia George Helmkamp, E. A. Helmkamp 2011-11-21 18476 San Joaquin Northeastern San Joaquin Valley: along Johnson Road, .8 mile south of its junction with CA-12, NE of Lockeford, SW of Camanche Reservoir (Clements 7.5' Q.); 0 53 Comment
  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
  JEPS73875  Euphorbia spathulata L. R. Heckard 1974-4-25 3669 San Joaquin 1/2 mi e Alameda County line (just w of Drop Tower No. <blank> on grounds of Atomic Energy Commission, Univ. of Calif. testing site in Corral Hollow); Corral Hollow, Atomic Energy Commission, <UC> testing site 304 Comment
  CDA35307  Euphorbia spathulata T. C. Fuller 1962-4-24 8234 San Joaquin South of Corral Hollow Creek, ca. 8 miles southwest of Tracy. 0 Comment
  CDA39034  Euthamia occidentalis D. G. Kelch 2011-10-4 11 .837 San Joaquin Approx. 7 km west of Orestimba. Stuhr Rd east of I-5 along Orestimba Creek. Comment
  JEPS40670  Euthamia occidentalis W. L. Jepson 1913-11-22 5689 San Joaquin Middle River Comment
  UC31897  Euthamia occidentalis Ivar Tidestrom 1893-11-13 San Joaquin near Tracy; San Joaquin R. Comment
  SEINET8687859 Image available Euthamia occidentalis N. K. Berg 1903-12-12 s.n. San Joaquin Stockton, Rough and Ready Island Comment
  UCD132343  Euthamia occidentalis G. F. Hrusa 1992-8-26 9518 San Joaquin Caswell Memorial State Park, just inside entrance gate. Comment
  UCD132344  Euthamia occidentalis G. F. Hrusa; S. A. Wagner 1992-8-9 9332 San Joaquin on immediate river margin, Caswell Memorial State Park. Comment
  CDA12447  Festuca arundinacea G. F. Hrusa, S. A. Wagner 1992-4-2 9267 San Joaquin Caswell Memorial State Park. Comment
  CDA2177  Festuca arundinacea J. B. Gianelli 1959-5-2 San Joaquin Hwy 12, east of Terminous. 0 Comment
  SEINET3271554 Image available Festuca dertonensis George K. Helmkamp, E. A. Helmkamp 2009-3-26 14469 San Joaquin San Joaquin Valley; along CA-88/12 in Lockeford, 0.3 mile northeast of Elliott Road 24 Comment
  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
  UCR233210  Festuca myuros George K. Helmkamp, E. A. Helmkamp 2010-4-7 15833 San Joaquin Northeast San Joaquin Valley, Collier Road, 0.1 mile west of its junction with CA-88, 1.83 mi. NE (27 deg. ) of Clements 47 Comment
  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
  CHSC83249  Fimbristylis vahlii Beecher Crampton 1960-8-9 5769 San Joaquin 3 miles northeast of Vernalis (in direct line), Durham Ferry Road crossing of the San Joaquin River. River margin. Comment
  UCD39028  Fimbristylis vahlii Beecher Crampton 1960-8-9 5769 San Joaquin 3 miles NE of Vernalis, old site of San Joaquin City, at crossing of Durham Ferry Road with San Joaquin River. Comment
  CDA39694  Forestiera neomexicana T. C. Fuller 1971-4-21 19835 San Joaquin Inner Coast Ranges; Lone Tree Creek. 0 Comment
  RSA604700  Forestiera pubescens Louis C. Wheeler 1952-9-29 6991 San Joaquin Corral Hollow Creek, near Ladd Mine. Comment
  CAS-BOT-BC384219  Forestiera pubescens subsp. parvifolia E. E. Stanford 1930-4-5 1212 San Joaquin Hospital Canyon Comment
  CAS-BOT-BC384220  Forestiera pubescens subsp. parvifolia John Thomas Howell 1938-4-10 13762 San Joaquin Hospital Canyon Comment
  CAS-BOT-BC52514  Frangula californica subsp. californica Volney Rattan 1885-6-1 s.n. San Joaquin Live Oaks Comment
  CAS-BOT-BC53585  Frangula californica subsp. tomentella Volney Rattan 1885-6-1 s.n. San Joaquin Live Oaks Comment
  CAS-BOT-BC211627  Frankenia salina E. E. Stanford 1926-10-12 54 San Joaquin Near Smith's Canal, Stockton Comment
  CAS-BOT-BC211629  Frankenia salina Ira L. Wiggins 1934-8-17 6981 San Joaquin Along slough 2 miles west of San Joaquin River Comment
  POM146115  Frankenia salina E. E. Stanford 1926-9-30 20 San Joaquin Stockton, near campus. Comment
  UC672598  Frankenia salina H. L. Mason 1928-9-30 4967 San Joaquin near Holt; San Joaquin Delta Comment
  CAS-BOT-BC223540  Fraxinus latifolia Carl B. Wolf 1940-11-6 9780 San Joaquin San Joaquin Valley. 1 mi. No. of Lodi on Mokelumne River 15 Comment
  CAS-BOT-BC223541  Fraxinus latifolia Carl B. Wolf 1940-11-6 9779 San Joaquin San Joaquin Valley, 1 mi. W of Farmington 30 Comment
  CAS-BOT-BC223542  Fraxinus latifolia Carl B. Wolf 1940-11-6 9780 San Joaquin San Joaquin Valley, 1 mi. No. of Lodi on Mokelumne River 15 Comment
  CAS-BOT-BC223543  Fraxinus latifolia Carl B. Wolf 1940-11-6 9779 San Joaquin San Joaquin Valley. 1 mi. West of Farmington 30 Comment
  CAS-BOT-BC223545  Fraxinus latifolia E. E. Stanford 1928-3-20 833 San Joaquin Near Peters 45 Comment
  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
  RSA24063  Fraxinus latifolia Carl B. Wolf 1940-11-6 9779 San Joaquin San Joaquin Valley, 1 mile west of Farmington 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
  UC1618020  Fraxinus latifolia Donald G. Nelson 1939-6-9 606 San Joaquin se of Stockton (on the Mount Diablo Base Line, junction of Austen Road and Little John Creek); Mount Diablo Base Line Comment
  UC774712  Fraxinus latifolia C. B. Wolf 1940-11-6 San Joaquin 1 mi n Lodi; San Joaquin Valley, Mokelumne River 15 Comment
  UCD122059  Fraxinus latifolia G. F. Hrusa; S. A. Wagner 1992-4-22 9289 San Joaquin Along Stanislaus River. Caswell Memorial State Park. Comment
  SEINET13943096 Image available Fraxinus oregona Carl B. Wolf 1940-1 9780 San Joaquin San Joaquin Valley, 1 mi N of Lodi on Mokelumne River; ca. 50 ft alt. 15 Comment
  CDA5842  Galinsoga parviflora J. B. Gianelli 1983-7-27 San Joaquin East of house at 16229 East Copporolis Road. 0 Comment
  SD241175  Galium aparine George K. Helmkamp, E. A. Helmkamp 2012-4-7 18730 San Joaquin San Joaquin Valley: along CA-26, 3.2 miles southwest of its junction with N Wimer Road, NE of town of Linden (Valley Springs SW 7.5'Q) 52 Comment
  CDA6668  Galium mollugo J. Solari 1965-6-7 San Joaquin M. Allen property, Route 5, Roberts Island. 0 Comment
  UCD121878  Galium parisiense G. F. Hrusa; S. A. Wagner 1992-8-9 9351 San Joaquin Caswell Memorial State Park. Comment
  UCD121931  Galium trifidum G. F. Hrusa; S. A. Wagner 1992-7-8 9169 San Joaquin Caswell Memorial State Park. Comment
  UC569816  Gastridium ventricosum R. D. Roseberry 1935-5-13 169 San Joaquin 2 1/2 mi ssw Wallace; Jackson Quad. 121 Comment
  SEINET4691720  Geranium carolinianum George K. Helmkamp, E. A. Helmkamp 2011-1 17074 San Joaquin Upper San Joaquin Valley: between Lodi and Galt, Forest Lake Road just west of CA-99. 27 Comment
  UC17127  Geranium carolinianum J. A. Sanford 1890-1 348 San Joaquin Stockton Comment
  UCR232197  Geranium carolinianum George K. Helmkamp, E. A. Helmkamp 2011-3-12 17074 San Joaquin Upper San Joaquin Valley, between Lodi and Galt, Forest Lake Road just west of CA-99 27 Comment
  SEINET3828574  Geranium dissectum George K. Helmkamp, E. A. Helmkamp 2012-1 18720 San Joaquin San Joaquin Valley: along CA-26, 3.2 miles southwest of its junction with N Wimer Road, NE of town of Linden (Valley Springs SW 7.5') 52 Comment
  UCR238406  Geranium dissectum George K. Helmkamp, E. A. Helmkamp 2012-4-7 18720 San Joaquin San Joaquin Valley, along CA-26, 3.2 miles southwest of its junction with N Wimer Road, NE of town of Linden 52 Comment
  CDA4656  Geranium dissectum T. C. Fuller 1962-5-1 8297 San Joaquin Highway 12 to Wallace, 2.0 miles east of Clements. 0 Comment
  POM65174  Gilia achilleifolia C. F. Baker 1903-4-27 s.n. San Joaquin Bethany Comment
  SJSU11650  Gilia capitata subsp. pedemontana S. R. Piazza 1963-5-19 San Joaquin Ripon c. 15 mi NW of Modesto Comment
  JEPS14579  Gilia capitata subsp. staminea Peter H. Raven with G. Thomas Robbins 1956-4-29 9130 San Joaquin on U.S. Highway 50, 8.8 mi s Stockton; s of Stockton Comment
  JEPS69574  Gilia capitata subsp. staminea W. L. Jepson 1922-4-2 9582 San Joaquin Corral Hollow Mt. Hamilton Range, Corral Hollow 182 Comment
  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
  RSA83093  Gilia capitata subsp. staminea Verne Grant, Alva Grant 1948-5-19 8510 San Joaquin 2.5 miles east of Manteca on highway 120 Comment
  UC1562828  Gilia capitata subsp. staminea Barbara Ertter with Dale McNeal 1986-3-14 5786 San Joaquin along Tesla Rd. (Rt. J12) 3.5 mi w of jct I-580 (se of Livermore, Corral Hollow in Diablo Range); Diablo Range, Corral Hollow, se of Livermore 152 Comment
  UC23350  Gilia capitata subsp. staminea J. A. Sanford 1890-1 98 San Joaquin French Camp Comment
  UC615417  Gilia capitata subsp. staminea Beryl O. Schreiber 1932-3-27 148 San Joaquin Midway Comment
  UC907895  Gilia capitata subsp. staminea Joseph Dixon 1928-3-31 136 San Joaquin Manteca Comment
  RSA537735  Gilia tricolor W. L. Jepson 1922-4-2 9558 San Joaquin Corral Hollow, Mt. Hamilton Range. 152 Comment
  JEPS85996  Gilia tricolor subsp. diffusa J. Ewan 1934-3-4 8613 San Joaquin s Carnegie (along floor of Corral Hollow); s of Carnegie, along floor Corral Hollow Comment
  UC1785059  Gilia tricolor subsp. diffusa J. Ewan 1934-3-1 8613 San Joaquin open fields along floor of Corral Hollow, S of Carnegie Comment
  UC963968  Gilia tricolor subsp. tricolor R. F. Hoover 1938-2-27 2797 San Joaquin Corral Hollow Castle Rock, Corral Hollow Comment
  SEINET10464481  Githopsis pulchella subsp. pulchella Gibbs GIBBS s.n. San Joaquin Stockton. 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
  CDA3382  Glinus lotoides J. F. Silva 1964-10-27 San Joaquin Escalon district. 0 Comment
  CDA2165  Glyceria declinata J. B. Gianelli 1994-9-16 San Joaquin Flood Road, Linden. 0 Comment
  JEPS95269  Glyceria declinata Margaret W. Flesher 1993-3-12 San Joaquin Foothills NE Of Modesto San Joaqin and Stanislaus counties Comment
  UCD57252  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
  UCR128289  Gnaphalium luteoalbum Pam Wright, Louis LaPierre 2003-5-9 s.n. San Joaquin Sacramento Valley, 1 mile south of Collegeville, southeast of Stockton and east of French Camp, off Littlejohn Creek immediately west of Jack Tone Road and south of BNSF railroad line, 55 acre Mariposa mitigation site (created in 2000) 17 Comment
  CAS-BOT-BC303342  Gnaphalium palustre 1880-6-1 s.n. San Joaquin [Gill Creek?], Live Oaks Comment
  UC32046  Gnaphalium palustre J. A. Sanford 1890-1-1 San Joaquin Waverly San Joaquin Valley, Waverly Comment
  UCR63914  Gnaphalium palustre L. F. LaPre 1990-6-4 s.n. San Joaquin Borden Ranch, south side of Dry Creek 70 Comment
  CAS-BOT-BC173827  Gnaphalium palustre Peter Rubtzoff 1965-7-13 s.n. San Joaquin San Joaquin River bottom at Airport Way crossing. Comment
  CAS-BOT-BC303341  Gnaphalium palustre Roxana S. Ferris 1953-5-15 12647 San Joaquin On road between Everett School and intersection with Bellota-Farmington Rd, ca 1 mile W of intersection Comment
  UC20285 Image available Godetia sparsiflora Benj. Cobb 1900-4-10 San Joaquin Tracy Comment
  JEPS16905  Gratiola ebracteata Rimo Bacigalupi with G. Thomas Robbins 1955-5-5 5000 San Joaquin on road to Farmington 1 1/2 mi s Peters 33 Comment
  RSA27407  Gratiola ebracteata C. Leo Hitchcock 1940-4-29 6305 San Joaquin 3 miles south of Galt. 16 Comment
  UC672545  Gratiola ebracteata H. L. Mason 1928-5-3 4453 San Joaquin four mi n Clement Comment
  RSA80711  Grindelia camporum J. T. Howell 1930-9-28 5511 San Joaquin Borden Highway, 1 mile W of Holt. 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-BC304974  Grindelia hirsutula E. E. Stanford 1927-9-26 719 San Joaquin Stockton Comment
  CAS-BOT-BC304978  Grindelia hirsutula John Thomas Howell 1930-9-28 5511 San Joaquin Borden Highway, 1 mile west of Holt Comment
  CAS-BOT-BC304980  Grindelia hirsutula J. T. Howell No date on label s.n. San Joaquin Holt Comment
  CAS-BOT-BC304981  Grindelia hirsutula Samuel B. Parish 1881-11-1 s.n. San Joaquin Lathrop Comment
  CAS-BOT-BC304982  Grindelia hirsutula David D. Keck 1931-10-23 1352 San Joaquin San Joaquin River flats, east of Tracy Comment
  CAS-BOT-BC304983  Grindelia hirsutula R. F. Hoover 1965-9-24 9647 San Joaquin River Road near San Joaquin River just north of Stanislaus Co. line Comment
  CAS-BOT-BC304985  Grindelia hirsutula Ira L. Wiggins 1940-8-12 9532 b San Joaquin 1 mi. NW. of San Joaquin River bridge on U. S. Highway 50 Comment
  CAS-BOT-BC304987  Grindelia hirsutula Ira L. Wiggins 1934-10-25 6979 San Joaquin Along slough 1 mi. W. of San Joaquin Riv. Comment
  JEPS33282  Grindelia hirsutula Rimo Bacigalupi, and L. Constance 1962-8-13 8720 San Joaquin 2 mi e of crossing U.S. Highway 99 (freeway) (just n of bridge-crossing of Copperopolis road (Calif. 4), on roadside above diversion canal); Stockton Diverting Canal 10 Comment
  UC1714871  Grindelia hirsutula Max P. Dunford 1959-10-31 572 San Joaquin 5.5 mi NE of Tracy (2.5 mi SW of hiway 50 bridge across San Joaquin R.) Comment
  UC32097 Image available Grindelia hirsutula F. T. Bioletti 1892-9-8 San Joaquin Banta Comment
  UC32112  Grindelia hirsutula J. Burtt Davy 1893-11-13 1177 San Joaquin Stockton Comment
  UC32172  Grindelia hirsutula Bioletti 1892-9-9 San Joaquin Lathrop Comment
  UC419707  Grindelia hirsutula Mrs. H. P. Bracelin 1930-10-11 88 San Joaquin nearing Stockton one mi w San Joaquin Bridge Comment
  UC60923  Grindelia hirsutula N. K. Berg 1903-12-10 San Joaquin Rough and Ready Isl. Comment
  UC764858  Guillenia flavescens R. F. Hoover 1938-3-19 2863 San Joaquin near Alameda County line; Corral Hollow Comment
  JEPS104702  Guillenia lasiophylla J. L. and F. L. Morrison 1938-3-6 2774 San Joaquin NE of Castle Rock, Corral Hollow, Mount Hamilton Range Comment
  UC137299  Guillenia lasiophylla C. F. Baker 1903-4-27 2791 San Joaquin Bethany Comment
  CAS-BOT-BC314539  Gutierrezia californica John Thomas Howell 1932-10-16 10845 San Joaquin 9 1/2 miles fromTracy on Tesla Road Comment
  CDA14354  Gutierrezia californica J. Allan 1997-8-19 San Joaquin both sides of Corral Hollow Road, southwest of Tracy. 0 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
  CAS-BOT-BC306531  Helenium bigelovii Brian Atwater 1978-8-31 BA- 131 San Joaquin Between Quinby Island and Franks Tract Comment
  CAS-BOT-BC309390  Helenium puberulum E. E. Stanford 1926-10-7 40 San Joaquin Stockton, Calaveras River bottom 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
  JEPS35478  Helianthus annuus W. L. Jepson 1928-7-20 12940 San Joaquin Tracy Comment
  UCD131742  Helianthus annuus G. F. Hrusa; S. A. Wagner 1992-8-9 9372 San Joaquin Caswell Memorial State Park. 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
  UC2015362  Helianthus bolanderi G. K. Helmkamp, E. A. Helmkamp 2011-11-21 18474 San Joaquin Northeast San Joaquin Valley: along Johnson Road, 0.1 mile north of its junction with Acampo Road, 2.3 miles SW of Camanche Reservoir Comment
  CAS-BOT-BC305778  Helianthus nuttallii Brian Atwater 1978-8-16 BA- 32 San Joaquin Between Quinby Island and Franks Tract Comment
  SEINET4008520 Image available Helianthus petiolaris var. canescens G. L. Stebbins Jr. 1946-1 sn San Joaquin 3.7 miles east of Manteca on route 120 to Escalon, south side of road between unpainted frame house and shingle cottage with olive trees in front and red privy in back. Comment
  CDA6558  Helianthus tuberosus J. B. Gianelli 1977-10-12 San Joaquin F.W. Reid property, 15789 Escalon-Bellota Road, north of Escalon. 0 Comment
  CDA1658  Heliotropium curassavicum Don McCoon Jr. 2007-6-21 PDR# 1431061 San Joaquin Stockton; Mandeville Island. Comment
  UC1745566  Heliotropium curassavicum Annetta M. Carter, Florence Little, Edward Lee 1934-7-4 682 San Joaquin Holt. Comment
  RSA13330  Heliotropium curassavicum var. oculatum C. B. Wolf 1927-6-23 506 San Joaquin 4 miles west of Manteca. Lower San Joaquin Valley. Comment
  RSA74890  Heliotropium curassavicum var. oculatum Elroy Robinson 1935-9-14 s.n. San Joaquin Lathrop. Comment
  UCD119429  Heliotropium curassavicum var. oculatum Randy A. Moehnke 1979-5-20 40 San Joaquin 110 yards south of Airport Way, 30 yards west of San Joaquin River. Comment
  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
  POM231813  Hemizonia fitchii C. L. Hitchcock 1935-9-14 2832 San Joaquin 3 miles S of Galt. Comment
  POM360306  Hemizonia kelloggii D. D. Keck 1931-10-18 1314 San Joaquin Simms Station, Tidewater Southern R.R., 7 miles E of Manteca. 23 Comment
  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
  SEINET11848426  Hemizonia kelloggii W. L. Jepson 1896-1 s.n. San Joaquin near Stockton Comment
  RSA215222  Hemizonia parryi subsp. rudis D. D. Keck 1933-10-28 2572 San Joaquin Farmington Road, 0.7 mile from intersection with Hwy 99, ca. 3 miles E of Stockton. Comment
  CDA37460  Hemizonia pungens D. G. Kelch 2011-10-4 11 .829 San Joaquin Ingram Creek Rd., 6.3 km west of Westley. Comment
  SEINET5336912  Herniaria cinerea K. Brandegee 1907-10-2 s.n. San Joaquin Near Stockton Comment
  UC1076488  Herniaria hirsuta subsp. cinerea Herbert L. Mason 1932-3-19 6825 San Joaquin 2 mi e Midway (between Mountain House and Tracy) Comment
  UC85562  Herniaria hirsuta subsp. cinerea Katharine Brandegee 1907-5-7 San Joaquin on the first cross road to the w near Tracy Comment
  UC85563  Herniaria hirsuta subsp. cinerea Alice Eastwood 1905-5-28 San Joaquin Escalon Comment
  CAS-BOT-BC310166  Hesperevax caulescens Roxana S. Ferris 1953-5-15 12651 San Joaquin On road betw. Everett School & intersection with Bellota-Farmington road, ca. 2 mi. W of intersection Comment
  RSA790198  Hesperevax caulescens J. R. Shevock 1985-4-20 11116 San Joaquin Flying M Ranch north of California highway 140. Bear Creek drainage. 91 Comment
  UC990721  Hesperevax caulescens Roxana S. Ferris 1953-5-15 12651 San Joaquin ca. 2 mi w of intersection between Everett School and intersection with Bellota-Farmington road Comment
  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
  UC635690  Heterocodon rariflorum H. L. Mason 1932-4-24 6974 San Joaquin 11 mi s Clements Comment
  JEPS104706  Heterodraba unilateralis J. L. and F. L. Morrison 1938-3-6 2768 San Joaquin NE of Castle Rock, Corral Hollow, Mount Hamilton Range Comment
  SEINET3386868 Image available Heterotheca grandiflora P. O. Schallert 1945-1-10 s.n. San Joaquin Delta area near Stockton, California Comment
  UCD132146  Heterotheca grandiflora G. F. Hrusa; S. A. Wagner 1992-7-8 9139 San Joaquin Caswell Memorial State Park. Comment
  CAS-BOT-BC310940  Heterotheca grandiflora A. A. Heller 1938-4-9 15020 San Joaquin Upper Sherman Island 3 Comment
  CAS-BOT-BC310941  Heterotheca grandiflora E. E. Stanford 1926-10-19 66 San Joaquin Near Stockton Comment
  RSA0075853  Heterotheca grandiflora A. A. Heller 1938-4-9 15020 San Joaquin Upper Sherman Island. 15 Comment
  RSA0075856  Heterotheca grandiflora Cyril R. Owen 1927-12-12 9 San Joaquin Waterfront channel. [No further location information.] Comment
  JEPS9103  Hibiscus lasiocarpos Roy M. Filcher 1914-9-12 San Joaquin Moorland, lower San Joaquin Comment
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Dec 3 2008
  JEPS9104  Hibiscus lasiocarpos Roy M. Filcher 1914-9-14 San Joaquin Moorland Comment
  UC1035821  Hibiscus lasiocarpos Annie M. Alexander and Louise Kellogg 1943-9-1 3526 San Joaquin on island near Middle R. Bridge (San Joaquin River (Byron-Stockton hwy.)); San Joaquin Valley, San Joaquin River (Byron-Stockton hwy.) Comment
  UC1035822  Hibiscus lasiocarpos Annie M. Alexander and Louise Kellogg 1943-9-1 3526 San Joaquin on island near bridge Middle R. Bridge (San Joaquin R. (Byron-Stockton hwy.)); San Joaquin R. Valley, San Joaquin R. (Byron-Stockton hwy.) Comment
  CAS-BOT-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-BC123648  Hibiscus moscheutos subsp. lasiocarpos Annie Montague Alexander; L. Kellogg 1943-9-1 3526 San Joaquin Middle River Bridge, on a small, narrow island near bridge Comment
  CDA5019  Hibiscus trionum E. B. Eby 1961-10-2 San Joaquin John Graffignia property, Pullman Road, Stockton. 0 Comment
  CAS-BOT-BC55309  Hirschfeldia incana E. E. Stanford 1927-9-1 6 San Joaquin Stockton. 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-BC324610  Holocarpha obconica David D. Keck 1933-8-23 2504 San Joaquin Corral Hollow (east end) 10.5 miles S.W. of Tracy Comment
  SD124918  Holocarpha obconica A. C. Sanders 1986-9-12 6919 San Joaquin Along highway I-5, 0.7 miles north of the hospital Creek bridge and 2.2 miles north of the Stanislaus Co. Line. 74 Comment
  UC134956  Holocarpha obconica Katharine Brandegee 1907-10-2 San Joaquin near Stockton ((railroad track)) 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
  UCR201894  Holocarpha obconica George K. Helmkamp, E. A. Helmkamp 2008-10-9 14236 San Joaquin San Joaquin Valley, junction of Collier Road and CA-88, 1.1 miles north of the junction of CA-12 and CA-88, NE of Lodi 35 Comment
  POM298304  Holocarpha obconica subsp. obconica D. D. Keck 1933-8-23 2504 San Joaquin Corral Hollow (east end), 10.5 miles SW of Tracy. Comment
  CAS-BOT-BC320375  Holocarpha virgata C. C. Parry 1881-1-1 125 San Joaquin Corral Hollow Comment
  CAS-BOT-BC320377  Holocarpha virgata Gladys L. Smith 1959-5-1 1045 San Joaquin Near Wallace Comment
  SEINET3928146  Holocarpha virgata David Keil 1988-8-23 20991 San Joaquin Liberty Road, 4.2 miels east of Highway 99.; 0 Comment
  POM231701  Holocarpha virgata subsp. virgata C. L. Hitchcock 1935-9-14 2833 San Joaquin 3 miles S of Galt. Comment
  POM360685  Holocarpha virgata subsp. virgata D. D. Keck 1931-10-18 1319 San Joaquin Escalon. 38 Comment
  UC2026963  Holocarpha virgata subsp. virgata David Keil 1988-8-23 20991 San Joaquin Liberty Road 4.2 miles east of Highway 99 Comment
  CAS-BOT-BC311744  Holozonia filipes David D. Keck 1932-6-26 1505 San Joaquin 1.6 mi. east of Farmington, on road to Milton 35 Comment
  UC73789  Hordeum brachyantherum subsp. brachyantherum Mr. Sanford San Joaquin Stockton Comment
  UC769871  Hordeum depressum R. F. Hoover 1940-12-7 4712 San Joaquin 2 mi E of Midway Comment
  CAS-BOT-BC285130  Hordeum marinum subsp. gussoneanum E. E. Stanford 1927-4-21 177 San Joaquin Stockton 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
  CAS-BOT-BC284905  Hordeum murinum subsp. leporinum E. E. Stanford 1927-3-7 99 San Joaquin Stockton Comment
  POM352477  Hordeum murinum subsp. leporinum C. R. Quick 1929-3-18 s.n. San Joaquin Campus, Stockton Comment
  UC73791  Hordeum murinum subsp. leporinum Mr. Sanford 1890-4-11 37 San Joaquin Waverly Comment
  UCD86238  Hordeum murinum subsp. leporinum G. F. Hrusa; S. A. Wagner 1992-3-4 9067 San Joaquin Caswell Memorial State Park. Picnic areas. Comment
  UC765490  Hydrocotyle verticillata Robert F. Hoover 1935-9-7 718 San Joaquin Union Isl. 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
  RSA519060  Hypericum perforatum L. F. LaPre 1990-6-5 s.n. San Joaquin Forster Ranch, at the gate of Hwy 188. 76 Comment
  SEINET3387516 Image available Hypochaeris glabra P. O. Schallert 1945-3-18 123 San Joaquin Open fields near Stockton, California, San Joaquin Co. Comment
  UCD133343  Hypochaeris glabra G. F. Hrusa; S. A. Wagner 1992-4-22 9281 San Joaquin Caswell Memorial State Park. Comment
  CDA5553  Ipomoea purpurea T. C. Fuller 1963-9-11 11230 San Joaquin West of Highway 99 freeway, 0.1 mile north of Woodbridge Road, 2 miles north of Lodi. 0 Comment
  UCD126567  Ipomoea purpurea T. C. Fuller 1963-9-11 11230 San Joaquin west of Hwy 99 freeway 0.1 mile north of Woodbridge Road, 2 miles north of Lodi. 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
  UCD110271  Juglans hindsii G. F. Hrusa 1992-8-25 9537 San Joaquin Caswell Memorial State Park. Comment
  POM146208  Juncus acuminatus E. E. Stanford 1927-5-2 454 San Joaquin Stockton. 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
  POM147776  Juncus bufonius E. E. Stanford 1927-4-19 164 San Joaquin Stockton. 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
  UC1101023  Juncus effusus subsp. pacificus Verne Grant and Herbert L. Mason 1946-8-21 13071 San Joaquin Middle River Bridge Victoria Island Comment
  UCD141515  Juncus effusus subsp. pacificus G. F. Hrusa; S. A. Wagner 1992-4-22 9301 San Joaquin Caswell Memorial State Park. Comment
  POM312826  Juncus effusus subsp. pacificus H. L. Mason, Verne Grant 1946-8-21 13071 San Joaquin Middle River bridge, Victoria Island. Comment
  CAS-BOT-BC80917  Juniperus californica Peter H. Raven; R. Alava; R. Ornduff; S. Woodcox 1957-3-30 10566 San Joaquin 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
  CDA6291  Kickxia elatine J. B. Gianelli 1988-12-1 San Joaquin Between Collier Road and Mokelumne River, 0.5 mile east of Mackville Road, north of Clements. 0 Comment
  POM147994  Kickxia elatine E. E. Stanford 1927-9-17 705 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
  UC33064  Lagophylla glandulosa Jos. Burtt Davy 1893-11-13 1175 San Joaquin Stockton Comment
  CAS-BOT-BC341451  Lagophylla ramosissima W. M. Heusi 1932-5-30 215 San Joaquin Escalon Comment
  RSA409531  Lamium amplexicaule Cyril R. Owen 1927-10-14 s.n. San Joaquin Campus, College of the Pacific. Comment
  SD243165  Lamium amplexicaule George K. Helmkamp, E. A. Helmkamp 2011-3-12 17060 San Joaquin Northern San Joaquin Valley: Collier Road, 0.2 mile east of its junction with Suttenfield Road, 9.4 mi. NE (50a^z) of Lodi. Grassy field. 39 Comment
  UC1614530  Lamium amplexicaule Charles M. Belshaw 1936-2-28 1520 San Joaquin about 8 mi wsw of Lockford (toward Waterloo) Comment
  UCR238404  Lamium amplexicaule George K. Helmkamp, E. A. Helmkamp 2012-4-7 18718 San Joaquin San Joaquin Valley, along CA-26, 3.2 miles southwest of its junction with N Wimer Road, NE of town of Linden 52 Comment
  UCD125093  Lamium amplexicaule Marvin Nies 1951-4-1 s.n. San Joaquin 5 miles east of Lodi. Comment
  SEINET7076134  Lasthenia californica A. G. Vestal 1955-4-1 s.n. San Joaquin About 3.5 miles east of Farmington on Route 4. (NAD 27; 37.9376? deg. North Latitude, 120.9439? deg. West Longitude). [GPS Coordinate: WGS84/NAD83]. Comment
  UCR208315  Lasthenia californica George K. Helmkamp, E. A. Helmkamp 2009-3-26 14468 San Joaquin San Joaquin Valley, along CA-88/12 in Lockeford, 0.3 mile northeast of Elliott Road 24 Comment
  CAS-BOT-BC337942  Lasthenia californica Frank W. Gould 1940-3-16 885 San Joaquin San Joaquin Valley, Mouth of Hospital Canyon, SW. of Vernalis 106 Comment
  UCD132440  Lasthenia californica subsp. californica Beecher Crampton 1975-4-16 9148 San Joaquin 3 miles NE Clements. Jct. Liberty Road and Hwy.88 Comment
  CAS-BOT-BC324461  Lasthenia conjugens Bloomer 1869-4-1 s.n. San Joaquin Antioch Comment
  JEPS17259  Lasthenia ferrisiae R. F. Hoover 1937-5-6 2083 San Joaquin 5 mi se Stockton Comment
  CAS-BOT-BC352738  Lasthenia fremontii Roxana S. Ferris 1953-5-15 12655 San Joaquin On road between Everett School and intersection with Bellota-Farmington road, ca. 2 miles W of intersection. Comment
  CHSC22938  Lasthenia fremontii Robert A. Schlising; H. G. Baker 1963-4-5 2482 San Joaquin Junction of Hwy 8 and Ospital Road. Comment
  JEPS10068  Lasthenia fremontii W. L. Jepson 1938-4-14 18681 San Joaquin ne Goose Creek 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
  UC614823  Lasthenia fremontii Beryl O. Schreiber 1932-3-27 140 San Joaquin near Midway Comment
  CAS-BOT-BC352734  Lasthenia fremontii E. E. Stanford 1930-4-17 1345 San Joaquin Ione Road. Comment
  CAS-BOT-BC352736  Lasthenia fremontii E. E. Stanford 1929-4-7 1040 San Joaquin Near Peters. Comment
  JEPS12797  Lasthenia glaberrima Rimo Bacigalupi with G. T. Robbins 1955-5-5 4997 San Joaquin Peters station on Southern Pacific Railroad 30 Comment
  POM196039  Lasthenia glaberrima E. E. Stanford 1929-3-30 1023 San Joaquin Near Stockton Comment
  CAS-BOT-BC352812  Lasthenia glabrata subsp. glabrata E. E. Stanford 1927-3-23 102 San Joaquin Stockton Comment
  CAS-BOT-BC352815  Lasthenia glabrata subsp. glabrata Serena Philips 1915-4-2 s.n. San Joaquin Near Stockton Comment
  CAS-BOT-BC352817  Lasthenia glabrata subsp. glabrata L. R. Abrams 1935-4-20 13655 San Joaquin Between Stockton and Lodi. Comment
  POM226880  Lasthenia glabrata subsp. glabrata L. R. Abrams 1935-4-20 13655 San Joaquin Between Stockton and Lodi. Comment
  RSA396106  Lasthenia glabrata subsp. glabrata C. B. Wolf 1937-5-11 8604 San Joaquin 3 miles N of Stockton. 8 Comment
  SJSU11857  Lasthenia gracilis R. L. Fisher 1958-3-8 San Joaquin Corral Hollow Comment
  JEPS18185  Lasthenia microglossa Rimo Bacigalupi with F. Chisaki 1956-4-5 5583 San Joaquin about 1.5 mi n Corral Hollow Rd. (in first side canyon to the ne (.45 mi) of the Alameda-San Joaquin County line off of Corral Hollow) 396 Comment
  JEPS73878  Lasthenia microglossa L. R. Heckard 1974-4-25 3674 A 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
  RSA14935  Lasthenia microglossa Alice Eastwood, J. T. Howell 1935-4-7 2095 San Joaquin East end of Corral Hollow. Comment
  RSA516586  Lasthenia microglossa R. C. Bacigalupi, Francia Chisaki 1956-4-5 5583 San Joaquin In first side canyon to the NE (0.45 mile) of the Alameda-San Joaquin County line off of Corral Hollow, about 1.5 miles N of the Corral Hollow road. 396 Comment
  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-BC368712  Lasthenia minor Roxana S. Ferris 1937-3-4 9311 San Joaquin 6 miles from Copperopolis on the Farmington Road Comment
  JEPS9672  Lasthenia minor W. L. Jepson 1937-4-23 18012 San Joaquin ca 5 mi se on Farmington road Stockton 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
  SJSU11828  Lasthenia minor R. L. Fisher 1958-3-10 San Joaquin Corral Hollow Comment
  UC1005618  Lasthenia minor Frank W. Gould 1939-3-18 576 San Joaquin base of Castle Rock Mt. Hamilton Range, Corral Hollow, Castle Rock 198 Comment
  UC604924  Lasthenia minor Roxana S. Ferris 1938-4-15 9404 San Joaquin at the mouth of Corral Hollow Comment
  POM195973  Lasthenia minor E. E. Stanford 1928-3-20 813 San Joaquin Peters. 46 Comment
  CDA27129  Lathyrus jepsonii subsp. californicus L. Hawkins 1972-6-26 San Joaquin 2.5 miles south of Highway 12 at Potato Slough, Lodi. 0 Comment
  UCD106253  Lathyrus jepsonii var. californicus G. F. Hrusa; S. A. Wagner 1992-4-22 9240 San Joaquin Caswell Memorial State Park. Approx. 200 meters to west of westernmost parking area. Comment
  RSA43223  Lathyrus vestitus subsp. bolanderi Robert F. Hoover 1947-2-11 6616 San Joaquin Poly Canyon (Brizziolari Creek of maps) Comment
  RSA126330  Lavatera cretica I. L. Wiggins 1958-6-13 14322 San Joaquin Roadside weed at corner of Patterson Road and Grant Line Rad Comment
  JEPS13605  Layia chrysanthemoides R. F. Hoover 1935-3-18 376 San Joaquin Banta Comment
  HSC23112  Layia fremontii Gary J. Stebbins 1970-3-28 53 San Joaquin Along S.R. 88, 1.5 mi. SW of the county line. 37 Comment
  JEPS13418  Layia fremontii R. F. Hoover 1936-4-30 1060 San Joaquin Lockeford Comment
  JEPS39102  Layia fremontii W. L. Jepson 1929-4-28 15205 San Joaquin Clements 60 Comment
  UC30614  Layia fremontii J. A. Sanford 1890-1-1 San Joaquin Waverly Comment
  CAS-BOT-BC323245  Layia fremontii Serena Philips 1915-4-2 s.n. San Joaquin Near Stockton Comment
  CAS-BOT-BC323247  Layia fremontii E. E. Stanford 1929-4-7 1038 San Joaquin Near Peters Comment
  HSC5902  Layia fremontii D. A. Shally 1965-4-10 4 San Joaquin 3 mi. E of Balota, Hwy. 26, Linden Rd. 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-BC380872  Layia platyglossa M. K. Curran 1884-1-1 s.n. San Joaquin San Joaquin Comment
  POM306596  Layia platyglossa Henry J. Ramsey, Henry J. Ramsey 1938-4-3 1559 San Joaquin Tracy Comment
  UC2044624  Layia platyglossa George K. Helmkamp with E. A. Helmkamp 2010-4-7 15823 San Joaquin Northeast San Joaquin Valley junction of CA-88 and CA-12, about 6 miles NE of Lockeford, 1.2 mi. NE of Clements. (Clements 7.5' Q.) Comment
  UC615034  Layia platyglossa Beryl O. Schreiber 1932-3-27 139 San Joaquin near Midway Comment
  RSA21464  Layia platyglossa subsp. campestris C. B. Wolf 1937-3-31 8398 San Joaquin San Joaquin Valley, mouth of Hospital canyon, SW of Vernalis 107 Comment
  UC1056242  Leersia oryzoides Virginia E. Long 1930-9-1 8 a San Joaquin near Holt Comment
  UCD36788  Leersia oryzoides Beecher Crampton 1955-9-7 3154 San Joaquin San Joaquin County, 6.4 miles south of Thornton. Comment
  UCR80870  Leersia oryzoides G. Fred Hrusa, S. A. Wagner 1992-7-8 9153 San Joaquin Caswell Memorial State Park. Comment
  CDA12519  Lemna gibba G. F. Hrusa, S. A. Wagner 1992-8-9 9343 San Joaquin Caswell Memorial State Park. Oxbow Lake. Comment
  UC1036118  Lemna gibba Annetta Carter 1955-6-10 3451 San Joaquin 5 mi w of Farmington 30 Comment
  CAS-BOT-BC534390  Lemna gibba Annetta Carter 1955-6-10 3451 San Joaquin 5 miles west of Farmington 30 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
  UCR253463  Leontodon taraxacoides George K. Helmkamp 2014-3-18 22589 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
  UCR249963  Leontodon taraxacoides subsp. taraxacoides George K. Helmkamp, Elizabeth Helmkamp 2013-3-26 20228 San Joaquin East end of San Joaquin Valley, Escalon Bellota Road (J6), 6.1 miles south of its junction with CA-26, 0.52 mi. S of Copperopolis Rd. 52 Comment
  CAS-BOT-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
  RSA161134  Lepidium dictyotum P. H. Raven, Reino Alava, Robert Ornduff, S. Woodcox 1957-3-30 10558 San Joaquin Corral Hollow. Comment
  CAS-BOT-BC89065  Lepidium didymum Volney Rattan 1880-6-1 s.n. San Joaquin Live Oaks. Comment
  CDA15556  Lepidium latifolium G. F. Hrusa, M. Rejmanek, M. Tu 1998-10-14 14887 San Joaquin Caswell Memorial State Park; Stanislaus river along River Bend trail. Comment
  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
  POM225544  Lepidium latipes J. T. Howell 1931-3-16 5782 San Joaquin 3 miles SE of Tracy. Comment
  CAS-BOT-BC12558  Lepidium nitidum John Thomas Howell 1931-3-16 5784 San Joaquin 3 miles southeast of Tracy. Comment
  CAS-BOT-BC12561  Lepidium nitidum Peter H. Raven; H. L. Mason; R. Ornduff; et al 1957-3-30 10559 San Joaquin Corral Hollow. Comment
  JEPS104703  Lepidium nitidum J. L. and F. L. Morrison 1938-3-6 2767 San Joaquin NE of Castle Rock, Corral Hollow, Mount Hamilton Comment
  RSA161144  Lepidium nitidum P. H. Raven, Robert Ornduff, et al. 1957-3-30 10559 San Joaquin Corral Hollow. Comment
  UCR207838  Lepidium nitidum George K. Helmkamp, E. A. Helmkamp 2009-3-26 14466 San Joaquin San Joaquin Valley, along Tully Road, 0.1 mile north of its junction with Kettleman Lane, 3.8 miles south of CA-88 in Lockeford 24 Comment
  CAS-BOT-BC12562  Lepidium nitidum Gladys L. Smith 1959-5-2 1068 San Joaquin Near Railroad, 1 mile east of Wallace. 67 Comment
  CAS-BOT-BC12711  Lepidium oblongum Volney Rattan 1887-3-1 s.n. San Joaquin Live Oaks. Comment
  RSA429653  Lepidium perfoliatum E. E. Stanford 1930-5-28 1524 San Joaquin Lincoln Highway near French Camp Comment
  UC10600  Lepidium strictum Jos. Burtt Davy San Joaquin Lathrop Comment
  RSA0116234  Lepidium strictum Volney Rattan 1877-03 s.n. San Joaquin Live Oaks Comment
  JEPS88952  Lepidium virginicum N. K. Berg 1903-12-5 San Joaquin Rough & Ready Island Lower San Joaquin Comment
  JEPS74315  Lepidospartum squamatum John Thomas Howell 1973-10-31 50264 San Joaquin sw Vernalis (at Highway 580, wash of Hospital Creek); wash of Hospital Creek Comment
  UC1069789  Lepidospartum squamatum R. W. Lundh 1932-6-1 115 San Joaquin mouth Hospital Canyon; Carbona Quad., mouth of Hospital Canyon Comment
  UCD134021  Lepidospartum squamatum John Thomas Howell 1971-6-25 48111 San Joaquin Hospital Creek at Interstate Hwy. 580, 4 miles southwest of Vernalis. Comment
  JEPS33279  Leptochloa fascicularis Rimo Bacigalupi and L. Constance 1962-8-13 8717 San Joaquin flats on e side of river just n bridge of the Durham Ferry Road (just n of site of San Joaquin City); San Joaquin River 3 Comment
  CHSC116255  Leptochloa fusca subsp. uninervia Barbara Wilson 2015-9-19 18813 San Joaquin Stockton; 9583 Roberts Road. 1 Comment
  CAS-BOT-BC226594  Leptosiphon ambiguus G. T. York 1935-4-10 s.n. San Joaquin Hospital Canyon (4 mi. up the canyon) Comment
  CAS-BOT-BC123036  Lessingia glandulifera var. glandulifera John Thomas Howell 1927-8-27 3065 San Joaquin 3 miles W of Manteca 15 Comment
  UC133316  Lessingia pectinata var. tenuipes Katharine Brandegee 1907-9-1 San Joaquin near Lathrop Comment
  UC33155  Lessingia pectinata var. tenuipes F. T. Bioletti 1892-9-9 San Joaquin Lathrop Comment
  UC468917  Lessingia pectinata var. tenuipes Harriet A. Walker 1907-9-8 932 San Joaquin in front Catholic church (Lathrop); Lathrop Comment
  JEPS18545  Lessingia virgata V. Rattan 1880-10-23 San Joaquin Live Oaks, Rattan's Ranch Comment
  UC194246  Lessingia virgata Dr. C. C. Parry 1881-1 San Joaquin Stockton Comment
  CAS-BOT-BC272206  Leymus triticoides E. E. Stanford 1927-5-28 442 San Joaquin Near Stockton, Calaveras River Comment
  POM147755  Leymus triticoides E. E. Stanford 1927-5-28 442 San Joaquin Calaveras River; Near Stockton Comment
  SEINET10531268  Libocedrus decurrens Carl C. Epling 1931-10-3 Epling s.n. 1931 San Joaquin Strawberry Valley, San Jacinto Mts. 5000 feet. Comment
  CAS-BOT-BC451656  Lilaea scilloides John Thomas Howell 1930-4-12 4681 San Joaquin 7 miles from Escalon on road to Stockton. Comment
  CAS-BOT-BC451658  Lilaea scilloides E. E. Stanford 1928-4-29 941 San Joaquin Near Stockton Comment
  CAS-BOT-BC451660  Lilaea scilloides C. L. Hitchcock 1940-5-12 6356 San Joaquin 3 miles south of Galt 15 Comment
  UC767547  Lilaea scilloides Robert F. Hoover 1935-3-16 347 San Joaquin Farmington; San Joaquin Valley Comment
  CAS-BOT-BC211114  Lilaeopsis masonii Virginia I. Dains; Walter Knight No date on label 5460 San Joaquin Swing Bridge Comment
  UC1260481  Lilaeopsis masonii Charles Patterson 1980-9-13 San Joaquin small islet of tules at w. end of Morrison Isl. (vicinity of confluence of Fourteen Mile Slough, Stockton Deep Water Ship Channel); Holt 7 1/2 Quad., Stockton Deep Water Ship Channel Comment
  UCD127575  Lilaeopsis masonii Maria Lain 1982-5-20 s.n. San Joaquin east edge of of small island in Old River at its junction with West Canal. (i.e. by the northeast trip of Coney Island) Comment
  UCR123621  Lilaeopsis masonii Lisa Kegarice 1993-6-22 s.n. San Joaquin Sacramento Valley, under the north side of the Orwood Trestle, Santa Fe Railway, 12 miles west of Stockton, between Bacon and Woodward Islands in the San Joaquin River delta between Old River and Middle River 0 Comment
  CAS-BOT-BC110613  Limnanthes Anne Leary 1975-4-1 s.n. San Joaquin Sierra Nevada. Foothills east of Lodi. Comment
  JEPS19620  Limnanthes alba W. L. Jepson 1929-4-28 15201 San Joaquin Clements 60 Comment
  SJSU10803  Limnanthes alba H. B. Heisinger 1956-4-22 San Joaquin 28 mi E of Stockton Comment
  JEPS19619  Limnanthes alba subsp. alba W. L. Jepson 1929-4-28 15198 San Joaquin Clements 60 Comment
  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
  OBI12573  Limnanthes douglasii subsp. rosea Robert F. Hoover 1936-3-19 805 San Joaquin Banta Comment
  UC1046592  Limnanthes douglasii subsp. rosea Alex D. Hawkes and R. Bacigalupi 1951-4-21 4802 San Joaquin State Road 4 near Farmington Comment
  UC17913  Limnanthes douglasii subsp. rosea A. W. Gunnison 1896-4-18 San Joaquin Linden Comment
  UC869483  Limnanthes douglasii subsp. rosea Lewis S. Rose 1941-3-27 41063 San Joaquin Stockton 3 Comment
  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
  UCD116525  Limnanthes douglasii subsp. rosea Beecher Crampton 1975-4-16 9152 San Joaquin along Highway 88, NE portion of the county. Comment
  UCD33917  Limnanthes douglasii subsp. rosea Beecher Crampton 1975-4-16 9141 San Joaquin San Joaquin County, 6 miles N.W. of Lockeford, Liberty and Bruella roads. Comment
  JEPS9856  Limosella acaulis R. F. Hoover 1937-5-18 2186 San Joaquin 10 mi n of Stockton 12 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
  UCD123915  Lindernia dubia G. F. Hrusa; S. A. Wagner 1992-8-9 9335 San Joaquin Caswell Memorial State Park. Comment
  JEPS33272  Lindernia dubia var. anagallidea Rimo Bacigalupi and L. Constance 1962-8-13 8710 San Joaquin just n of site of San Joaquin City (just n of bridge of the Durham Ferry Road, just above waterline of San Joaquin River); San Joaquin River 3 Comment
  UC101979  Lindernia dubia var. anagallidea Katharine Brandegee Sep 1907 San Joaquin near Lathrop (San Joaquin River); San Joaquin River Comment
  SEINET3162015  Lippia nodiflora Unknown sn San Joaquin Lathrop Comment
  JEPS47506  Lithophragma parviflorum W. L. Jepson 1922-4-2 9571 San Joaquin Corral Hollow Mt. Hamilton Range, Corral Hollow (w San Joaquin County) 182 Comment
  UC88256  Logfia filaginoides unknown San Joaquin Tracy Comment
  CHSC20553  Lolium multiflorum Virginia Holsinger 1964-5-18 106 San Joaquin Roadside bordering cow pasture, east of Livermore. 152 Comment
  UCR63934  Lolium perenne L. F. LaPre 1990-6-4 s.n. San Joaquin Borden Ranch, south side of Dry Creek 70 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
  RSA452567  Lomatium caruifolium E. E. Stanford 1930-4-26 1428 San Joaquin Copperopolis Rd. west of Peters Comment
  RSA90429  Lotus benthamii Margaret Stason 1931-4-2 10595 San Joaquin North of San Simeon. Comment
Read comments
Dec 18 2012
  RSA518113  Lotus heermannii Barry Burnell 1971-4-5 292 San Joaquin Just South of San Simeon Creek on Highway 1. 30 Comment
  UC15508  Lotus purshianus var. purshianus J. A. Sanford 1890-1 39 San Joaquin Stockton Comment
  RSA406290  Lotus unifoliolatus E. E. Stanford 1930-8-9 1878 San Joaquin Calaveras River bottom near Stockton. Comment
  UC1561986  Lotus wrangelianus Barbara Ertter with Dale McNeal 1986-3-14 5788 San Joaquin 3.5 mi w Tesla Rd (Rt. J12) jct with I-580 (along Tesla Rd (Rt J12), se of Livermore); Diablo Range, Corral Hollow 152 Comment
  POM355472  Ludwigia peploides subsp. peploides E. E. Stanford 1930-08 1864 San Joaquin Clifton Court Road Comment
  UC596384  Ludwigia peploides subsp. peploides R. F. Hoover 1937-9-4 2720 San Joaquin 3 mi. e. Farmington Comment
  UC634672  Ludwigia peploides subsp. peploides H. L. Mason 1928-9-30 4953 San Joaquin San Joaquin Delta near Holt; San Joaquin Delta Comment
  UC768526  Ludwigia peploides subsp. peploides R. F. Hoover 1937-9-4 2720 San Joaquin 3 mi. e. Farmington Comment
  CDA27362  Lupinus albifrons T. C. Fuller 1962-4-24 8225 San Joaquin South of Corral Hollow Creek, ca. 8 miles southwest of Tracy. 0 Comment
  SEINET5766839 Image available Lupinus albifrons A. Baker 1927-1 s.n. San Joaquin near campus [College of the Pacific] Comment
  UC1129268  Lupinus albifrons R. D. Roseberry 1935-5-13 158 San Joaquin Mokelumne River; Jackson Quad., Mokelumne River 60 Comment
  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
  UC15949  Lupinus bicolor J. A. Sanford 1890-1 72 San Joaquin Waverly Comment
  UCR232290  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 (56 deg. ) of Linden 72 Comment
  UCR233110B  Lupinus bicolor George K. Helmkamp, E. A. Helmkamp 2010-4-7 15839 San Joaquin Northeast San Joaquin Valley, along CA-88, 1.1 miles southwest of the Amador County line, 6 miles NE (33 deg. ) of Clements 79 Comment
  UCR238403  Lupinus bicolor George K. Helmkamp, E. A. Helmkamp 2012-4-7 18717 San Joaquin San Joaquin Valley, along CA-26, 3.2 miles southwest of its junction with N Wimer Road, NE of town of Linden 52 Comment
  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
  POM350009  Lupinus bicolor E. E. Stanford 1927-4-23 179 San Joaquin Near Stockton Comment
  UCD107296  Lupinus bicolor June McCaskill; Jack Major 1958-4-10 554 San Joaquin North side of State Highway 12, 2.1 miles west of Wallace (1.4 miles west of turnoff to Camance). 60 Comment
  UCD33925  Lupinus bicolor Beecher Crampton 1975-4-16 9151 San Joaquin along Hwy. 88 N.E. portion of the county. Comment
  POM10651  Lupinus bicolor subsp. pipersmithii C. F. Baker, Jones 1903-4-26 2910 San Joaquin Tracy 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
  JEPS65217  Lupinus formosus var. robustus W. L. Jepson 1896-6-27 56 t San Joaquin between [San Joaquin] river bridge and Burnet sta. (San Joaquin Co. plains); , btw river bridge and Burnet sta. Comment
  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
  JEPS100873  Lupinus microcarpus var. densiflorus Dean W. Taylor 1999-5-20 17155 San Joaquin Highway 4 2.5 miles East of Jack Tone Road junction (J5) 30 Comment
  OBI48311  Lupinus microcarpus var. densiflorus Rhonda Riggins 1982-4-24 1367 San Joaquin San Joaquin-Alameda Cos. Drainage area, Carnegie Motorcycle park project, Co. J2 at Co. line Comment
  OBI48313  Lupinus microcarpus var. densiflorus Rhonda Riggins 1982-4-24 1367 San Joaquin San Joaquin-Alameda Cos. Drainage area, Carnegie Motorcycle park project, Co. J2 at Co. line Comment
  SBBG114090  Lupinus microcarpus var. densiflorus R. Riggins 1982-4-24 1367 San Joaquin Carnegie Motorcycle Park Project, Co Rd J2 at Co line Comment
  UC15843  Lupinus microcarpus var. densiflorus F. W. Gunnison May, 1896 San Joaquin Linden Comment
  UC15954  Lupinus microcarpus var. densiflorus Benj. Cobb 1900-4-10 San Joaquin Tracy Comment
  UCR242951  Lupinus nanus George K. Helmkamp, E. A. Helmkamp 2010-4-7 15827 San Joaquin Northeast San Joaquin Valley, junction of CA-88 and CA-12, about 6 miles NE of Lockeford, 1.2 mi. NE of Clements 40 Comment
  JEPS65481  Lupinus succulentus R. F. Hoover 1935-3-1 237 San Joaquin Vernalis Comment
  POM146124  Lupinus succulentus E. E. Stanford 1927-4-5 137 San Joaquin Stockton. Comment
  POM196007  Lupinus vallicola subsp. apricus E. E. Stanford 1929-4-7 1039 San Joaquin Near Peters Comment
  UCD126603  Lycium barbarum E. F. Serr 1931-8-11 2255 San Joaquin Manteca. Comment
  CDA5758  Lycium chinense T. C. Fuller 1964-11-6 12811 San Joaquin Across levee road from Whiskey Slough, Holt. 0 Comment
  JEPS33277  Lycopus americanus Rimo Bacigalupi and L. Constance 1962-8-13 8715 San Joaquin just n. San Joaquin City (flats e. side San Joaquin R., just n. of bridge of Durham Ferry Rd.) 3 Comment
  UC19766  Lythrum hyssopifolia J. A. Sanford 1890-1 54 San Joaquin Stockton Comment
  UC735722  Lythrum hyssopifolia Walter Russell 1947-6-29 135 San Joaquin n of Escalon (Lone Tree Road 4/10 mi w of corner of Brennan Road); Lone Tree Road Comment
  RSA0011324  Lythrum hyssopifolia C. L. Hitchcock 1940-5-12 6364 San Joaquin 3 miles south of Galt. 16 Comment
  UCD103038  Lythrum hyssopifolia G. F. Hrusa 1992-8-26 9530 San Joaquin Caswell Memorial State Park. Comment
  CDA15333  Lythrum salicaria E. Finley, Watkins 1998-9-22 PDR 1013543 San Joaquin North Coast Biodiversity Arena; E levy of San Joaquin River at confluence with Burns Cutoff. 0 Comment
  CDA19055  Lythrum salicaria C. Benefield, Frank Zarate 2000-8-29 PDR 1060207 San Joaquin Sacramento Delta; below University of Pacific campus, along Calaveras River, at Stockton Yacht Club. 0 Comment
  CDA13490  Lythrum salicaria F. Minnazzoli 1997-9-22 s.n. San Joaquin no loc. data 0 Comment
  JEPS2644 Image available Lythrum sanfordii J. A. Sanford 1890-1 San Joaquin Stockton Comment
  CAS-BOT-BC342685  Madia elegans David D. Keck 1933-10-28 2577 San Joaquin 3 mi. N. of Stockton Comment
  CAS-BOT-BC324519  Madia radiata Carl B. Wolf 1937-3-31 8403 San Joaquin Hospital Canyon, west side of San Joaquin Valley 137 Comment
  CAS-BOT-BC324520  Madia radiata J. C. Chamberlain 1935-3-19 6196 San Joaquin Hospital Canyon, eastern slopeof Hamilton Range Comment
  CAS-BOT-BC324521  Madia radiata J. C. Chamberlain 1935-3-19 6196 San Joaquin Hospital Canyon, eastern slopeof Hamilton Range Comment
  CAS-BOT-BC324522  Madia radiata John Thomas Howell 1938-4-10 13753 San Joaquin Hospital Canyon Comment
  JEPS15776  Madia radiata W. L. Jepson 1922-4-2 9562 San Joaquin Corral Hollow Mt. Hamilton Range 182 Comment
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Aug 21 2017
  RSA0008529  Madia radiata C. B. Wolf 1937-3-31 8403 San Joaquin W side of San Joaquin Valley, Hospital Canyon. 137 Comment
  CAS-BOT-BC204036  Malacothamnus fremontii John Thomas Howell 1952-4-22 28310 San Joaquin Corral Hollow Comment
  UC1177002  Malacothamnus fremontii John Thomas Howell 1953-4-26 28932 San Joaquin Corral Hollow Comment
  UC18796  Malacothamnus fremontii State Survey 1861-1 1223 San Joaquin Corral Hollow Comment
Read comments
Dec 13 2015
  CAS-BOT-BC345541  Malacothrix coulteri Alice Eastwood; John Thomas Howell 1935-4-7 2097 San Joaquin East end of Corral Hollow Comment
  CAS-BOT-BC345542  Malacothrix coulteri Roxana S. Ferris 1938-4-15 9414 San Joaquin Hillside near mouth of Elk Ravine. Corral Hollow-Livermore Road 152 Comment
  CAS-BOT-BC345543  Malacothrix coulteri Alice Eastwood; John Thomas Howell 1935-4-7 2097 San Joaquin East end of Corral Hollow Comment
  UC768592  Malacothrix coulteri R. F. Hoover 1938-4-9 3047 San Joaquin lower end Corral Hollow 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
  SEINET7248014  Malva pseudolavatera Ira L. Wiggins 1958-1 14322 San Joaquin At corner of Patterson Road and Grant Line Road. Comment
  UC18835  Malvella leprosa H. P. Fitch 1888-1 121 San Joaquin Stockton Comment
  UC18836  Malvella leprosa J. A. Sanford 1890-1 385 San Joaquin Stockton Comment
  UCD116707  Malvella leprosa F. R. Whitehead 1931-9-1 s.n. San Joaquin Stockton, CA. Comment
  UCD116712  Malvella leprosa W. S. Ball 1931-9-20 s.n. San Joaquin San Joaquin Valley. Comment
  UC1267079  Marah fabacea Kenneth M. Stocking August 1947 7 San Joaquin 1 mi e Linden 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
  CHSC46941  Marah fabacea Lloy Thurman 1963-4-27 San Joaquin North of Linden, between Duncan and Clements Road. Comment
  POM146116  Marah fabacea E. E. Stanford 1927-4-20 165 San Joaquin Near Stockton. Calaveras River bottom. Comment
  POM196281  Marah fabacea E. E. Stanford 1928-3-20 831 San Joaquin Near Peters 30 Comment
  RSA440952  Marah fabacea K. M. Stocking 1947-4-25 31 -b San Joaquin 1.5 miles E of Linden near levee. 9 Comment
  JEPS63285  Marrubium vulgare W. L. Jepson 1924-5-22 10420 San Joaquin Calaveras River levee Bellota; Calaveras River levee Comment
  UCR253491  Marrubium vulgare George K. Helmkamp, Elizabeth Helmkamp 2012-10-26 20072 San Joaquin San Joaquin Valley, Rock Creek, at East Sonora Road, 1.3 miles southeast of CA-4 50 Comment
  CAS-BOT-BC71133  Marsilea Roxana S. Ferris 1940-6-1 9845 San Joaquin about 3 miles west of Lockford on Stockton-Lockford road Comment
  CAS-BOT-BC71109  Marsilea vestita E. E. Stanford 1927-5-26 439 San Joaquin Stockton, Calaveras River bottom Comment
  RSA612742  Marsilea vestita E. E. Stanford 1929-11-2 1181 San Joaquin Near Stockton Comment
  RSA694899  Marsilea vestita E. E. Stanford 1929-11-1 1181 San Joaquin Near Stockton. Comment
  SEINET7042489  Marsilea vestita A. G. Vestal 1963-5-27 s.n. San Joaquin Dutch Creek east northeast of Linden on Route 8. Valley Springs quadrangle UTM Zone 10, 675894mE, 4215023mN. Comment
  UCSB8328  Marsilea vestita Chisaki, Francia; Kamb, Peter 1951-4-14 San Joaquin 2 mi E of Collegeville on road toward Valley Home. Comment
  UC1093988  Marsilea vestita subsp. vestita Herbert L. Mason 1928-5-3 4443 San Joaquin 4 mi n Clements Comment
  UC1543031  Marsilea vestita subsp. vestita Donald G. Nelson 1939-6-9 612 San Joaquin 9 mi e Stockton (on Austin Rd., ca. 1 1/2 mi s of R.R.) Comment
  UC1069990  Matricaria discoidea R. D. Roseberry 1935-5-16 184 San Joaquin 4 mi nw Milton; Jackson Quad. 121 Comment
  UC34564  Matricaria discoidea Benj. Cobb Mar. 1900 San Joaquin Tracy Comment
  UC35561  Matricaria discoidea Jos. Burtt Davy 1901-3-5 San Joaquin Lathrop Comment
  CAS-BOT-BC348071  Matricaria discoidea E. E. Stanford 1928-4-7 845 San Joaquin Stockton Comment
  UCR207833  Matricaria matricarioides George K. Helmkamp, E. A. Helmkamp 2009-3-26 14460 San Joaquin San Joaquin Valley, junction of Collier Road and CA-88, about 0.2 mile north of the Mokelumne River 43 Comment
  CAS-BOT-BC348274  Matricaria occidentalis E. E. Stanford 1928-4-19 888 San Joaquin Stockton Comment
  CDA27609  Medicago arborea W. B. Andahl 1965-8-4 San Joaquin Farmington. 0 Comment
  SEINET11096140 Image available Medicago polymorpha Marvin L. Nies 1951-4-7 38 San Joaquin 5 miles east of Lodi. Comment
  UCD107868  Medicago polymorpha J. C. Tothill 1958-4-13 s.n. San Joaquin State Highway 8, ca. 15 miles east of Lodi. 57 Comment
  CDA32510  Melica californica T. C. Fuller 24 [month missing] 1962 8230 San Joaquin In canyon south of Corral Hollow Creek, ca. 8 miles southwest of Tracy 0 Comment
  UC57371  Mentha canadensis N. K. Berg 1903-12-12 21 San Joaquin Rough and Ready Isl. Comment
  UC57621  Mentha canadensis N. K. Berg 1903-12-12 21 San Joaquin Rough and Ready Isl. Comment
  UC66748  Mentha canadensis N. K. Berg 1903-12-12 San Joaquin Stockton Rough and R. Isl. <Rough and Ready Island> Comment
  UC761958  Mentha canadensis R. F. Hoover 1935-9-7 719 San Joaquin Union Island Comment
  POM147747  Mentha canadensis E. E. Stanford 1927-8-10 675 San Joaquin Stockton; Louis Park; San Joaquin River Comment
  UCD125045  Mentha canadensis G. F. Hrusa; S. A. Wagner 1992-7-8 9154 San Joaquin Caswell Memorial State Park; at Oxbow Lake. Comment
  UC761956  Mentha pulegium R. F. Hoover 1935-8-3 704 San Joaquin 5 mi sw Ripon (Stanislaus River bottom); Stanislaus River bottom 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
  UC755558  Mentzelia laevicaulis var. laevicaulis Wilhelm N. Suksdorf Jun 6 1913-Jun 8 1913 44 San Joaquin by the railroad; Lathrop Comment
  CAS-BOT-BC348401  Micropus californicus var. californicus Roxana S. Ferris 1938-4-15 9400 San Joaquin Near gravel pit at the mouth of Corral Hollow Comment
  CAS-BOT-BC348402  Micropus californicus var. californicus E. E. Stanford 1930-4-5 1244 San Joaquin Hospital Canyon Comment
  CAS-BOT-BC348403  Micropus californicus var. californicus Carl B. Wolf 1937-3-31 8396 San Joaquin San Joaquin Valley, mouth of Hospital Canyon, SW. of Vernalis 106 Comment
  UC1745715  Micropus californicus var. californicus Annetta M. Carter, Louise Darling, Leo Whitney, Robert Hoover et al. 1935-4-21 784 San Joaquin Near ''Castle Rock''. 19 mi. from Livermore on Tesla Rd. 167 Comment
  CAS-BOT-BC348801  Microseris campestris Roxana S. Ferris 1938-4-15 9413 San Joaquin Corral Hollow-Livermore Road 152 Comment
  CAS-BOT-BC348802  Microseris campestris Roxana S. Ferris 1938-4-15 9413 San Joaquin Corral Hollow-Livermore Road 152 Comment
  RSA21626A  Microseris campestris Roxana S. Ferris 1938-4-15 9413 San Joaquin Corral Hollow - Livermore Road. 152 Comment
  UC50031  Microseris douglasii subsp. douglasii J. A. Sanford 1890-1 403 San Joaquin Waverly Comment
  UC565548  Microseris douglasii subsp. douglasii H. L. Mason 1932-3-19 6832 San Joaquin 2 mi e Midway Comment
  UCSC000848  Microseris douglasii subsp. douglasii B. Cobb unknown s.n. San Joaquin Tracy Comment
  UC596097  Microseris douglasii subsp. tenella R. F. Hoover 1937-5-6 2084 San Joaquin 5 mi se Stockton Comment
  UCD96866  Microseris douglasii subsp. tenella Ellen Dean; Clare Loughran, Mary Shea, Wilde Legard, 2011-4-22 6921 San Joaquin Contra Costa Water District land (recently purchased), Carnegie Canyon Area at 32322 Corral Hollow Road west of CA-580 just north of junction with Interstate 5. Parking area right next to entrance gate next to Corral Hollow Road. Comment
  RSA14938  Microseris heterocarpa Alice Eastwood, John Thomas Howell 1935-4-7 2091 San Joaquin East end of Corral Hollow. Comment
  RSA605652  Mimulus aurantiacus Louis C. Wheeler 1952-9-29 6994 San Joaquin Ladd Mine: San Joaquin 5. 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
  UCD122513  Mimulus cardinalis G. F. Hrusa; S. A. Wagner 1992-8-9 9370 San Joaquin Stanislaus River. Comment
  RSA138282  Mimulus douglasii Volney Rattan 1886-3-15 s.n. San Joaquin Live Oaks. Comment
  RSA80449  Mimulus guttatus E. E. Stanford 1930-04 s.n. San Joaquin Northern part of the county. 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
  UC27097  Mimulus latidens J. A. Sanford 1890-1 159 San Joaquin French Camp 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
  UC26992  Mimulus nasutus J. A. Sanford 1890-1 165 San Joaquin Stockton Comment
  UC76067  Mimulus nasutus Milo S. Baker 1900-4-29 San Joaquin Laton's Stillwater Creek Comment
  JEPS22962  Mimulus pilosus Volney Rattan 1880-10-23 San Joaquin Rattan's Ranch Live Oaks Comment
  RSA60755  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
  POM195900  Mimulus pilosus C. R. Quick 1929-6-4 s.n. San Joaquin Calaveras River Bottom, North of campus (College of the Pacific), Stockton. Comment
  JEPS42873  Mollugo verticillata W. L. Jepson 1923-10-22 10282 San Joaquin San Joaquin City, Lower San Joaquin River Lower San Joaquin River; San Joaquin City, Lower San Joaquin River Comment
  CAS-BOT-BC435047  Mollugo verticillata John Thomas Howell 1930-6-28 5326 San Joaquin Banta Junction, 1 mile from Banta Comment
  RSA0010765  Mollugo verticillata Cyril R. Owen 1927-9-27 31 San Joaquin Campus. [College of the Pacific] Comment
  RSA0010766  Mollugo verticillata L. R. Abrams 1917-9-14 6733 San Joaquin 3 miles northwest of Stockton. [label indicates San Joaquin and Calaveras Co.] Comment
  UCD99642  Mollugo verticillata G. F. Hrusa 1992-8-9 9354 San Joaquin Caswell Memorial State Park; above the waterline at Oxbow Lake. Comment
  UCD99651  Mollugo verticillata G. Thomas Robbins; Robert Ornduff, Howard Whisler 1959-10-25 4171 San Joaquin on the surface of the dried stream bed of Duck Creek, along State Highway 4, 1/2 mile west of Stanislaus Co. line, 3.5 miles east of Farmington; in the first low, rolling foothills of the Sierra Nevada. 42 Comment
  CAS-BOT-BC220048  Monardella breweri subsp. lanceolata Volney Rattan 1886-6-1 s.n. San Joaquin Live Oaks Comment
  CAS-BOT-BC221669  Monardella candicans Volney Rattan 1880-6-1 s.n. San Joaquin Live Oaks Comment
  UC604932  Monolepis nuttalliana Roxana S. Ferris 1938-4-15 9421 San Joaquin near mouth of Elk Ravine (Corral Hollow-Livermore Rd.) 152 Comment
  OBI18697  Monolopia lanceolata Carl B. Wolf 1937-3-31 8401 San Joaquin W side of San Joaquin Valley, Hospital cyn 137 Comment
  POM260772  Monolopia lanceolata H. K. Sharsmith 1935-3-3 1495 San Joaquin Corral Hollow, Mount Hamilton Range 229 Comment
  UC572147  Monolopia lanceolata H. K. Sharsmith 1935-3-3 1482 San Joaquin Corral Hollow Mount Hamilton Range, Corral Hollow 228 Comment
  UC718453  Monolopia lanceolata Carl B. Wolf 1937-3-31 8401 San Joaquin w side San Joaquin Valley; w side of San Joaquin Valley, Hospital Canyon 137 Comment
  CAS-BOT-BC349637  Monolopia major Serena Philips 1915-4-2 s.n. San Joaquin Near Tracy Comment
  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
  JEPS34939  Monolopia major W. L. Jepson 1922-4-2 9595 San Joaquin Tracy Comment
  POM55164  Monolopia major C. F. Baker 1903-4-27 2790 San Joaquin Bethany 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
  UC629754  Monolopia major Ethel Crum 1930-3-16 590 San Joaquin near Tracy 15 Comment
  JEPS43352  Montia fontana W. L. Jepson 1938-4-14 18678 San Joaquin headwaters of Goose Creek, ne San Joaquin County Goose Creek 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
  SEINET3992098  Muilla maritima Lincoln Constance, Alan A. Beetle 1940-3-21 2526 San Joaquin Castle Rock, Corral Hollow 213 Comment
  UC765851  Muilla maritima R. F. Hoover 1937-4-3 1746 San Joaquin lower end Corral Hollow Comment
  CAS-BOT-BC515639  Muilla maritima Alice Eastwood; John Thomas Howell 1935-2-24 1950 San Joaquin Corral Hollow Comment
  CAS-BOT-BC83361  Myosurus minimus Robert F. Hoover 1940-4-27 4366 San Joaquin River Road near San Joaquin City. Comment
  UC1051429  Myosurus minimus Francia Chisaki, Peter Kamb, S. Galen Smith 1951-4-14 1985 San Joaquin 0.6 mi n Collegeville (on road toward Lockeford) Comment
  UC634959  Myosurus minimus H. L. Mason April 1930 5548 San Joaquin 10 mi e Stockton Comment
  UC767506  Myosurus minimus R. F. Hoover 1940-4-27 4367 San Joaquin River Road near San Joaquin City Comment
  CAS-BOT-BC83362  Myosurus minimus C. R. Quick 1929-3-30 s.n. San Joaquin Near Stockton. Comment
  UC767002  Myosurus sessilis R. F. Hoover 1940-4-27 4366 San Joaquin River Road near San Joaquin City Comment
  UC1101503  Myriophyllum spicatum Herbert L. Mason and S. Galen Smith 1948-8-5 8270 San Joaquin Robert's Isl., Trapper's Slough Comment
  UC1100013  Najas guadalupensis Herbert L. Mason, Verne Grant 1946-8-21 13060 San Joaquin w of Stockton (on Borden Highway); Borden Highway Comment
  CAS-BOT-BC260111  Nassella pulchra E. E. Stanford 1930-5-3 1465 San Joaquin LIberty Road Comment
  JEPS70366  Navarretia leucocephala W. L. Jepson 1902-5-18 1823 D San Joaquin Clements 40 Comment
  UC23682  Navarretia leucocephala J. A. Sanford 1890-1 59 San Joaquin Stockton Comment
  JEPS70368  Navarretia leucocephala subsp. leucocephala Joseph P. Tracy 1921-5-25 5791 San Joaquin Farmington San Joaquin Valley 30 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-BC233608  Navarretia pubescens E. E. Stanford 1930-4-26 1427 San Joaquin Copperopolis Road W of Peters Comment
  UC990706  Navarretia tagetina Roxana S. Ferris 1953-5-15 12649 San Joaquin ca 1 mi w rd betw. Everett Sch. & intersection w/Bellota-Farmington rd Comment
  UCD58740  Navarretia tagetina Charlotte Kimball 2007-5-14 s.n. San Joaquin 1500 ft. southwest of the spillway of Comanche Reservoir. 60 Comment
  UC24178  Nemophila heterophylla J. A. Sanford San Joaquin Stockton Comment
  UC767670  Nemophila menziesii R. F. Hoover 1938-3-19 2868 San Joaquin 1 mi n Corral Hollow (near Alameda Co. line, San Joaquin); n of Corral Hollow Comment
  UC765443  Nemophila pedunculata R. F. Hoover 1935-3-16 351 San Joaquin Farmington Comment
  UCSB5335  Nemophila pedunculata Constance, Lincoln; Beetle, Alan 1940-3-20 San Joaquin Castle Rock; Corral Hollow 198 Comment
  SEINET3237953 Image available Nicotiana acuminata var. multiflora George K. Helmkamp, E. A. Helmkamp 2007-10-13 13086 San Joaquin Northern San Joaquin Valley; along Hwy CA-88, 1.0 mile southwest of Clements at Disch Road 37 Comment
  UC26153  Nicotiana acuminata var. multiflora J. Burtt Davy 1893-11-13 409 San Joaquin Stockton Comment
  UC766710  Nicotiana acuminata var. multiflora R. F. Hoover 1935-8-3 702 San Joaquin 5 mi sw Ripon Comment
  UCR194717  Nicotiana acuminata var. multiflora George K. Helmkamp, E. A. Helmkamp 2007-10-13 13086 San Joaquin Northern San Joaquin Valley, along Hwy CA-88, 1.0 mile southwest of Clements at Disch Road 37 Comment
  UCR232679  Nicotiana acuminata var. multiflora George K. Helmkamp, E. A. Helmkamp 2011-10-15 18428 San Joaquin San Joaquin Valley, along CA-26, 0.6 mile northeast of Escalon-Bellota Rd. 40 Comment
  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
  CAS-BOT-BC233461  Nicotiana glauca L. Beane 1949-1-1 s.n. San Joaquin Fifteen miles south-west of Tracy Comment
  JEPS12392  Nicotiana glauca W. L. Jepson 1923-10-22 10269 San Joaquin Union Island San Joaquin River (lower San Joaquin River) Comment
  UCD125926  Nicotiana glauca G. F. Hrusa; S. A. Wagner 1992-4-22 9276 San Joaquin Caswell Memorial State Park. Open riverbank areas above the waterline. Comment
  JEPS6861  Nitrophila occidentalis W. L. Jepson 1896-6-27 San Joaquin Lower San Joaquin Comment
  RSA135313  Nitrophila occidentalis Volney Rattan 1881-07 s.n. San Joaquin Lathrop Comment
  UC198262  Nitrophila occidentalis Katharine Brandegee 1907-5-1 San Joaquin Lathrop Comment
  UC767619  Nitrophila occidentalis R. F. Hoover 1937-6-9 2396 San Joaquin 4 mi n Manteca Comment
  UCR66725  Nitrophila occidentalis E. E. Stanford 1930-5-10 1475 San Joaquin San Joaquin Valley, West Ripon Road 18 Comment
  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
  RSA41301  Oenothera deltoides subsp. cognata Robert F. Hoover 1937-5-18 2178 San Joaquin Near Lathrop Comment
  UC763977  Oenothera deltoides subsp. cognata R. F. Hoover 1937-5-18 2178 San Joaquin near Lathrop 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
  UC764051  Oenothera elata subsp. hirsutissima Robert F. Hoover 1935-9-7 717 San Joaquin Union Island Comment
  CDA38183  Oenothera elata subsp. hirsutissima T. C. Fuller 1958-7-3 1977 San Joaquin Staten Island. 0 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
  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
  CDA6513  Orobanche ramosa C. W. Nichols 1959-7-28 San Joaquin West side Roberts Road, 1 mile south of Highway 4, Roberts Island, ca 3 miles southwest of Stockton. 0 Comment
  POM146108  Orthocarpus densiflorus E. E. Stanford 1927-4-23 178 San Joaquin Near Stockton. Comment
  RSA407964  Orthocarpus purpurascens E. E. Stanford 1930-4-18 s.n. San Joaquin Northeastern portion of the county. Comment
  RSA80242  Orthocarpus purpurascens E. E. Stanford 1930-04 s.n. San Joaquin Northern part of the county. Comment
  POM196041  Orthocarpus pusillus E. E. Stanford 1929-4-7 1031 San Joaquin Near Peters. Hewitt Rd. Comment
  UCD110796  Oxalis micrantha G. F. Hrusa; S. A. Wagner 1992-4-22 9242 San Joaquin Caswell Memorial State Park. Comment
  CAS-BOT-BC253847  Panicum dichotomiflorum Beecher Crampton 1955-9-7 3153 San Joaquin 6.4 miles S of Thornton Comment
  RSA227228B  Panicum dichotomiflorum Peter Rubtzoff 1965-7-13 5580 San Joaquin San Joaquin River at Airport Way crossing (Tracy-Ripon area). Comment
  UCD36787  Panicum dichotomiflorum Beecher Crampton 1955-9-7 3153 San Joaquin 6.4 miles S of Thornton. Comment
  UCD77899  Panicum dichotomiflorum Robert E. Preston 2004-9-3 2293 San Joaquin Ca. 9.9 miles NE of Lodi, along Liberty Rd, 0.1 mile E of Coyote Creek 30 Comment
  SEINET4670688  Panicum dichotomiflorum B. Crampton 1955-9-7 3153 San Joaquin 6.4 miles south of Thorton Comment
  CDA292  Panicum miliaceum Honson 1929-10-1 San Joaquin San Joaquin Valley. 0 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
  CDA25371  Parvisedum pumilum G. D. Barbe, T. C. Fuller, J. B. Gianelli 1973-4-6 1172 San Joaquin 1 mile (1.6 km) west of Calaveras County line (Wimer Road) on Highway 26; 4.3 miles (6.9 km) east of Bellota, 0.5 mile (0.8 km) east of Shelly Road. 0 Comment
  CAS-BOT-BC259638  Paspalum dilatatum Brian Atwater 1978-9-16 BA- 145 San Joaquin Inside a meander of Middle River and vicinity, between Victoria Is. and Upper Jones Tract Comment
  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
  UCR232645  Paspalum dilatatum George K. Helmkamp, E. A. Helmkamp 2011-10-15 18441 San Joaquin San Joaquin Valley, along CA-4, 0.4 mile east of Farmington 41 Comment
  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
  UCD88907  Paspalum distichum Beecher Crampton 1955-9-7 3150 San Joaquin Vail Road, 2.5 miles northwest of Thornton. Comment
  UCD88920  Paspalum distichum G. F. Hrusa; S. A. Wagner 1992-7-8 9176 San Joaquin Caswell Memorial State Park. 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
  UC604965  Pectocarya anisocarpa Roxana S. Ferris 1938-4-15 9398 San Joaquin near gravel pit at the mouth of Corral Hollow Comment
  RSA20133  Pectocarya penicillata Roxana S. Ferris 1938-4-15 9398 San Joaquin Near gravel pit at the mouth of Corral Hollow. 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
  CAS-BOT-BC413598  Persicaria amphibia E. E. Stanford 1929-10-25 1175 San Joaquin Near Stockton Comment
  CAS-BOT-BC418888  Persicaria hydropiperoides Brian Atwater 1978-8-24 BA- 106 San Joaquin Between Rindge [Ridge] Tract and Wright Tract Comment
  CAS-BOT-BC418890  Persicaria hydropiperoides Ira L. Wiggins 1940-8-12 9532 a San Joaquin 1 mi. NW. of San Joaquin River bridge on U. S. Highway 50 Comment
  CAS-BOT-BC418892  Persicaria hydropiperoides John Thomas Howell 1929-9-21 4417 San Joaquin Holt Comment
  CAS-BOT-BC418891  Persicaria hydropiperoides John Thomas Howell 1929-9-21 4418 San Joaquin Holt Comment
  CAS-BOT-BC419064  Persicaria lapathifolia John Thomas Howell 1929-9-21 4416 San Joaquin Holt Comment
  UCD99489  Persicaria lapathifolia G. F. Hrusa 1992-8-26 9534 San Joaquin Caswell Memorial State Park. Margin of Oxbow Lake. Comment
  UCD99494  Persicaria lapathifolia Herbert L. Mason 1928-9-30 4970 San Joaquin San Joaquin Delta near Holt. Comment
  UCD99577  Persicaria maculosa P. B. Kennedy 1929-10-3 s.n. San Joaquin Lyons Ranch. Terminous. Comment
  CAS-BOT-BC419380  Persicaria punctata E. E. Stanford 1927-9-26 726 San Joaquin Stockton Comment
  CAS-BOT-BC419381  Persicaria punctata Ira L. Wiggins 1934-7-28 6941 San Joaquin 3.2 miles east of Escalon Comment
  CAS-BOT-BC419378  Persicaria punctata William Anderson 1963-11-22 s.n. San Joaquin Terminous Comment
  UCD99796  Persicaria punctata P. B. Kennedy 1929-10-3 s.n. San Joaquin Lyons Ranch. Terminous. Comment
  CDA16212  Phacelia ciliata G. F. Hrusa 1998-4-26 14167 San Joaquin San Joaquin Valley; W of Tracy. between tracks & Schulte Rd, nr. Happy Hollow Rd. int. 0 Comment
  RSA21263  Phacelia ciliata Carl B. Wolf 1937-3-31 8377 San Joaquin San Joaquin Valley, 3 mi. e. of Tracy at junction with Vernalis Road. 8 Comment
  JEPS2260  Phacelia ciliata var. ciliata W. L. Jepson 1922-4-2 9565 San Joaquin Corral Hollow Mt. Hamilton Range 152 Comment
  JEPS2262  Phacelia ciliata var. ciliata A. D. Tenney 1915-3-30 San Joaquin Tracy Comment
  JEPS27271  Phacelia ciliata var. ciliata Rimo Bacigalupi with H. G. Baker, J. Weiler, A. Nelson 1961-2-27 7541 San Joaquin hills just n Corral Hollow (nw of site of Carnegie (see USGS Quadr. Midway)); Atomic Energy Commission Preserve 274 Comment
  UC672412  Phacelia ciliata var. ciliata H. L. Mason 1932-3-19 6830 San Joaquin 2 mi e Midway Comment
  UC702962  Phacelia ciliata var. ciliata John Thomas Howell 1929-3-27 4106 San Joaquin 4 mi w Tracy Comment
  UC24472  Phacelia distans J. A. Sanford 1890-1 99 San Joaquin French Camp Comment
  UC762055  Phacelia distans R. F. Hoover 1937-5-18 2182 San Joaquin near Lathrop Comment
  UC762066  Phacelia distans R. F. Hoover 1938-4-9 3028 San Joaquin 1 mi n Corral Hollow (near Aalmeda Co. line) Comment
  JEPS2341  Phacelia douglasii R. F. Hoover 1938-4-9 3037 San Joaquin Hill between Castle Rock and Black Butte (lower part of Corral Hollow); Corral Hollow Comment
  UC596134  Phacelia douglasii R. F. Hoover 1938-2-27 2800 San Joaquin Castle Rock Corral Hollow (type locality) Comment
  UC600981  Phacelia douglasii Marjorie E. Olney 1938-3-6 49 San Joaquin Corral Hollow Mount Hamilton Range Comment
  UC767530  Phacelia douglasii R. F. Hoover 1938-2-27 2800 San Joaquin Castle Rock Corral Hollow Comment
  UC767531  Phacelia douglasii R. F. Hoover 1938-4-9 3025 San Joaquin 1 mi n Corral Hollow (near Alameda Co. line) Comment
  JEPS2785 Image available Phacelia douglasii var. petrophila W. L. Jepson 1922-4-2 9583 San Joaquin Castle Rock Mt. Hamilton Range, Corral Hollow; Castle Rock, Corral Hollow, Mt. Hamilton Rnage Comment
  JEPS2048  Phacelia fremontii W. L. Jepson 1922-4-2 9566 San Joaquin Corral Hollow Mt. Hamilton Range (w San Joaquin Co.) Comment
  UC24388  Phacelia imbricata J. A. Sanford 202 San Joaquin West Stockton San Joaquin Valley Comment
  JEPS1290  Phacelia tanacetifolia A. D. Tenney 1915-4-7 San Joaquin Tracy Comment
  POM65418  Phacelia tanacetifolia C. F. Baker 1903-4-25 2907 San Joaquin Tracy. Comment
  RSA21452  Phacelia tanacetifolia Carl B. Wolf 1937-3-31 8386 San Joaquin San Joaquin Valley, half a mile north of Vernalis. 30 Comment
  RSA26580  Phacelia tanacetifolia J. T. Howell 1929-3-27 4104 San Joaquin Road to Altamont, six and a half miles west of Tracy. Comment
  UC107558  Phacelia tanacetifolia K. Brandegee May 1889 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
  UC75125  Phacelia tanacetifolia C. F. Baker 1903-4-25 2907 San Joaquin along ridges Tracy Comment
  CAS-BOT-BC265838  Phalaris arundinacea E. E. Stanford 1927-5-28 449 San Joaquin San Joaquin River, Lois Park, Stockton Comment
  CDA2271  Phalaris arundinacea J. Solari 1962-5-9 San Joaquin Cerf Ranch, Holt district. 0 Comment
  POM147799  Phalaris arundinacea E. E. Stanford 1927-5-28 449 San Joaquin Stockton near San Joaquin River, Louis Park Comment
  RSA356908  Phalaris arundinacea E. E. Stanford 1930-5-30 1532 San Joaquin Jones Tract, San Joaquin Delta Comment
  CAS-BOT-BC259037  Phalaris lemmonii E. E. Stanford 1927-4-24 190 San Joaquin Near Stockton Comment
  POM356905  Phalaris lemmonii E. E. Stanford 1930-5-10 1473 San Joaquin Near Stanislaus River Comment
  POM356906  Phalaris lemmonii E. E. Stanford 1930-5-3 1466 San Joaquin Near Stockton Comment
  RSA582106  Phalaris lemmonii E. E. Stanford 1930-5-3 1466 San Joaquin Kettleman-Terminus Road. Comment
  SEINET10660263  Phalaris lemmonii E. E. Stanford 1930-5-10 Stanford 1473 San Joaquin Gravel pit near Stanislaus River. In silt land recently, repeatedly flooded Comment
  UC188871  Phalaris minor Mr. Sanford 93 San Joaquin Stockton Comment
  SD254512  Phalaris paradoxa George K. Helmkamp, Elizabeth Helmkamp 2013-3-26 20227 San Joaquin East end of San Joaquin Valley: Escalon Bellota Road (J6), 6.1 miles south of its juction with CA-26, 0.52 mile south of Copperopolis Rd. 52 Comment
  UC767847  Phalaris paradoxa R. F. Hoover 1935-6-12 643 San Joaquin Farmington Comment
  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
  UC593305  Pholistoma membranaceum R. F. Hoover 1938-2-27 2792 San Joaquin Castle Rock, Corral Hollow Corral Hollow; Castle Rock, Corral Hollow Comment
  UC625461  Pholistoma membranaceum Frank W. Gould 1938-3-6 45 San Joaquin in vicinity of Castle Rock Corral Hollow 182 Comment
  UC767574  Pholistoma membranaceum R. F. Hoover 1938-2-27 2792 San Joaquin Corral Hollow Castle Rock; , Corral Hollow Comment
  POM354319  Phoradendron macrophyllum E. E. Stanford 1930-3-30 1193 San Joaquin Near Bellota. Comment
  CAS-BOT-BC141056  Phoradendron serotinum subsp. macrophyllum E. E. Stanford 1930-3-30 1193 San Joaquin Near Bellota Comment
  UCD102188  Phoradendron serotinum subsp. macrophyllum G. F. Hrusa; S. A. Wagner 1992-3-4 9061 San Joaquin Caswell Memorial State Park. Comment
  UC6092  Phoradendron villosum F. T. Bioletti 1892-1 San Joaquin Tracy Comment
  HSC28471  Phragmites australis J. D. Ackerman, A. M. Montalvo 1973-12-20 125 San Joaquin Between Hwy. 4 and Middle River town. Comment
  JEPS70615  Phragmites australis W. L. Jepson 1913-11-22 5687 San Joaquin Middle River, Lower San Joaquin Comment
  RSA249405  Phragmites australis J. D. Ackerman, A. Montalvo 1973-12-20 125 San Joaquin Between Highway 4 and Middle River town Comment
  RSA468067  Phragmites australis E. E. Stanford 1930-08 1874 San Joaquin San Joaquin Delta. Jones Tract. Comment
  UCD89833  Phragmites australis Franz R. Kegel 1984-2-1 s.n. San Joaquin San Joaquin County. Comment
  UCD89839  Phragmites australis P. B. Kennedy 1928-9-30 s.n. San Joaquin near Holt. Comment
  JEPS39035  Phyla caespitosa W. L. Jepson 1896-6-17 21233 San Joaquin Mossdale School, Lower San Joaquin River Comment
Read comments
Sep 26 2006
  UC1239565  Phyla caespitosa Joseph P. Tracy 1921-5-25 5796 San Joaquin Farmington; San Joaquin Valley 30 Comment
  JEPS39028  Phyla lanceolata F. T. Bioletti 1892-9-9 San Joaquin Lathrop, lower San Joaquin Comment
  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
  CAS-BOT-BC76933  Pilularia americana John Thomas Howell 1930-4-12 4683 San Joaquin 7 miles from Escalon on road to Stockton. Comment
  RSA25384  Pilularia americana C. L. Hitchcock 1940-5-12 6355 San Joaquin 3 miles south of Galt 16 Comment
  UC810867  Pilularia americana C. L. Hitchcock 1940-5-12 6355 San Joaquin 3 mi s Galt 15 Comment
  CDA42737  Pilularia americana T. C. Fuller 1962-5-1 8341 San Joaquin North side of Ione Road, across from old school, ca. 2 miles north of Clements. 0 Comment
  SEINET3237740 Image available Piptatherum miliaceum Cindy Roche 2006-6-11 San Joaquin At Thornton exit along Interstate 5 about halfway between Stockton and Sacramento. East side of Freeway. 20 Comment
  RSA20134  Plagiobothrys acanthocarpus Roxana S. Ferris 1938-4-15 9406 San Joaquin Near gravel pit at the mouth of Corral Hollow. Comment
  RSA21461  Plagiobothrys acanthocarpus C. B. Wolf 1937-3-31 8395 San Joaquin San Joaquin Valley, mouth of Hospital canyon, SW of Vernalis 107 Comment
  UC1540210  Plagiobothrys acanthocarpus Dean W. Taylor Apr 1986 San Joaquin near n boundary Livermore National Laboratory, Site 300; Inner South Coast Ranges 304 Comment
  UC517460  Plagiobothrys acanthocarpus John Thomas Howell 1933-3-26 10885 San Joaquin Corral Hollow Comment
  UC762852  Plagiobothrys acanthocarpus R. F. Hoover 1935-3-1 235 San Joaquin Vernalis Comment
  RSA21260  Plagiobothrys acanthocarpus C. B. Wolf 1937-3-31 8374 San Joaquin San Joaquin Valley. 1 mi S of Stockton on Tracy Rd. 5 Comment
  JEPS68005  Plagiobothrys arizonicus R. F. Hoover 1938-4-9 3038 San Joaquin hill betw. Castle Rock and Black Butte; Corral Hollow Comment
  UCR266203  Plagiobothrys austiniae David J. Keil 2005-3-13 30355 San Joaquin Sierra Nevada Mountains, just west of Amador County line along CA Route 88, 5.5 miles northeast of Mokelumne River bridge 82 Comment
  UC1872923  Plagiobothrys austiniae David Keil 2005-3-13 30355 San Joaquin Just W of Amador County line along California Route 88, 5.5 mi NE of Mokelumne River bridge. Low western foothills of Sierra Nevada with wide, flat valleys with vernal pools. 82 Comment
  CDA40685  Plagiobothrys bracteatus T. C. Fuller 1962-5-1 8293 San Joaquin Highway 12 to Wallace, 2.0 miles east of Clements. 0 Comment
  POM63833  Plagiobothrys canescens C. F. Baker 1903-4-25 2786 San Joaquin Tracy. 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
  UC767999  Plagiobothrys canescens R. F. Hoover 1938-2-27 2796 San Joaquin Castle Rock Corral Hollow Comment
  UC990722  Plagiobothrys greenei Roxana S. Ferris 1953-5-15 12643 San Joaquin on road between Everett School and intersection with Bellota-Farmington Road ca 1 mi w of intersection Bellota-Farmington Road Comment
  UCR232636  Plagiobothrys humistratus George K. Helmkamp, E. A. Helmkamp 2011-3-29 17105 San Joaquin San Joaquin Valley, along CA-26 at the junction with Ospital/N Wimer Road, c. 0.3 mile southwest of the Calaveras County line, 9.1 miles NE (56 deg. ) of Linden 72 Comment
  JEPS30594  Plagiobothrys infectivus R. F. Hoover 1938-4-10 3067 San Joaquin lower Hospital Canyon (w San Joaquin County) Comment
  UC573081  Plagiobothrys infectivus H. L. Mason 1932-3-19 6829 San Joaquin Tracy Hwy 2 mi e Midway Comment
  UC618417  Plagiobothrys infectivus John Thomas Howell 1938-4-10 13757 San Joaquin Hospital Canyon Comment
  UC25055  Plagiobothrys nothofulvus J. A. Sanford 1890-1 212 San Joaquin French Camp Comment
  POM368903  Plagiobothrys nothofulvus E. E. Stanford 1930-4-17 1324 San Joaquin Clements Road. Comment
  UC24570  Plagiobothrys stipitatus J. A. Sanford 1890-1 101 San Joaquin French Camp Comment
  UC767695  Plagiobothrys stipitatus R. F. Hoover 1937-4-23 1924 San Joaquin 7 mi e Stockton Comment
  UC78187  Plagiobothrys stipitatus C. F. Baker 1903-4-27 2788 San Joaquin Bethany Comment
  POM146113  Plagiobothrys stipitatus E. E. Stanford 1927-3-17 112 San Joaquin Near 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
  CDA19659  Plagiobothrys stipitatus var. micranthus G. D. Barbe, T. C. Fuller, J. B. Gianelli 1973-4-6 1174 San Joaquin San Joaquin Valley; 1.0 mi W of Calaveras County line (Wimer Rd.) on state route 26. 4.3 mi E of Bellota (cross Calaveras R.) 0.5 mi E of Shelley Rd. 60 Comment
  UC61141  Plagiobothrys stipitatus var. micranthus H. P. Fitch 1889-4-25 San Joaquin Stockton Comment
  POM196012  Plagiobothrys stipitatus var. micranthus E. E. Stanford 1928-4-7 852 San Joaquin Near Collegeville. Comment
  POM196213  Plagiobothrys stipitatus var. micranthus C. R. Quick 1929-4-6 s.n. San Joaquin Aviation Field, Stockton. Comment
  JEPS5097  Plagiobothrys stipitatus var. stipitatus Rimo Bacigalupi and Alex Hawkes 1951-4-21 3259 San Joaquin just e city limits (next to back yard of dwelling, along State Hwy 4); Stockton Comment
  UC24574  Plagiobothrys trachycarpus J. A. Sanford 1890-1 100 San Joaquin French Camp Comment
  JEPS61084  Plagiobothrys undulatus R. F. Hoover 1937-6-10 2398 San Joaquin 2 mi n Linden Comment
  UC767623  Plagiobothrys undulatus R. F. Hoover 1937-6-10 2398 San Joaquin 2 mi n Linden Comment
  UCR132388  Plagiobothrys undulatus Beecher Crampton 1966-5-3 7686 San Joaquin Central Valley, about 7.75 miles NNE of Lodi, intersection of Liberty and Bruella roads 76 Comment
  CAS-BOT-BC60817  Planodes virginica John Thomas Howell 1930-4-12 4684 San Joaquin 7 miles from Escalon on road to Stockton. Comment
  UC28004  Plantago elongata J. A. Sanford 1890-1 116 San Joaquin Waverly Comment
  OBI60004  Plantago erecta Joseph Andorfer Ewan 1934-3-4 8615 San Joaquin 2 mi E Carnegie, Corral Hollow Comment
  UCD124462  Plantago erecta June McCaskill; Jack Major 1958-4-10 553 San Joaquin north side of State Highway 12, 2.1 miles west of Wallace (1.4 miles west of turnoff to Camanche). 60 Comment
  JEPS7144  Plantago major W. L. Jepson 1923-10-22 10272 San Joaquin Union Island Lower San Joaquin River Comment
  UC28016  Plantago major J. A. Sanford 1890-1 San Joaquin 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
  JEPS7189  Plantago ovata R. F. Hoover 1938-4-9 3053 San Joaquin Corral Hollow, Black Butte at lower end Black Butte, 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
  RSA0004642  Platystemon arvorum C. F. Baker 1903-4-25 3199 San Joaquin Tracy. Comment
  CAS-BOT-BC6407  Platystemon californicus Charles Fuller Baker 1903-4-25 2780 San Joaquin Tracy Comment
  CAS-BOT-BC91960  Platystemon californicus Roxana S. Ferris 1938-4-15 9408 San Joaquin 0.5 mile west of gravel pit at mouth of Corral Hollow on the Livermore Road. 152 Comment
  CAS-BOT-BC91963  Platystemon californicus Alice Eastwood; John Thomas Howell 1935-4-7 2098 San Joaquin East end of Corral Hollow. Comment
  UC724687  Platystemon californicus H. K. Sharsmith 1935-3-3 1486 San Joaquin Corral Hollow; Mount Hamilton Range, Corral Hollow 228 Comment
  SEINET10620895 Image available Platystemon californicus Charles F. Baker 1903-4-25 Baker 2780 San Joaquin Tracy. Common in sandy fields. 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
  SEINET4854350  Platystemon tortuosus Carl F. Baker 1903-4-25 2780 San Joaquin Tracy. Comment
  RSA181576  Plectritis macrocera subsp. macrocera W. R. Ernst 1961-4-1 759 A San Joaquin Along Navajo Creek, south of Navajo Public Camp. Comment
  JEPS76012  Poa annua W. L. Jepson 1937-4-23 18010 San Joaquin ca 5 mi se Stockton (on Farmington Rd) Comment
  SEINET13384119 Image available Poa annua George K. Helmkamp, Elizabeth Helmkamp 2012-1 20065 San Joaquin San Joaquin Valley: along Hwy J-6 (Escalon-Bellota Road), 1.2 miles south of its junction with CA-26 46 Comment
  UCD90357  Poa annua G. F. Hrusa; S. A. Wagner 1992-3-4 9082 San Joaquin Caswell Memorial State Park. Picnic areas. Comment
  CDA2382  Poa bulbosa F. M. Newhall 1967-3-31 San Joaquin Clements Stampede Grounds, Clements. 0 Comment
  SEINET10602238  Poa nevadensis Charles F. Baker 1903-4-25 Baker 2776 San Joaquin Tracy, Ca. Large tufts in bottoms. Comment
  CAS-BOT-BC236339  Poa secunda subsp. secunda E. E. Stanford 1930-4-5 1237 San Joaquin Hospital Canyon Comment
  UC157040  Poa secunda subsp. secunda C. F. Baker 1903-4-25 2776 San Joaquin Tracy Comment
  UC769900  Poa secunda subsp. secunda R. F. Hoover 1935-3-18 370 San Joaquin w Ripon (San Joaquin River bridge) Comment
  JEPS13211  Pogogyne douglasii Rimo Bacigalupi with G. T. Robbins 1955-5-5 4991 San Joaquin along roadside from Stockton to Peters. 1 1/2 miles southwest of Peters 25 Comment
  JEPS62435  Pogogyne douglasii W. L. Jepson 1902-5-18 1823 E San Joaquin Clements 40 Comment
  RSA83445  Pogogyne douglasii E. E. Stanford 1930-04 s.n. San Joaquin Northern part of the county. Comment
  CDA40763  Pogogyne serpylloides T. C. Fuller 1971-4-21 19837 San Joaquin Inner Coast Ranges; Lone Tree Creek Canyon. 0 Comment
  UC570730  Pogogyne zizyphoroides Herbert L. Mason 1928-5-3 4448 San Joaquin 4 miles north of Clements 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
  CDA25214  Polygonum aviculare G. K. Helmkamp, E. A. Helmkamp 2007-10-13 13081 San Joaquin Northern San Joaquin Valley; Along Highway CA-88, 1.0 mile southwest of Clements at Disch Road. Comment
  RSA464434  Polygonum aviculare C. R. Quick 1929-4-22 s.n. San Joaquin Campus, Stockton, San Joaquin County Comment
  UCD100086  Polygonum aviculare subsp. depressum G. F. Hrusa 1992-8-26 9557 San Joaquin Caswell Memorial State Park. Comment
  UCD58738  Polygonum californicum Charlotte Kimball 2007-5-14 s.n. San Joaquin Comanche Reservoir. 1000 ft. SW of spillway. 60 Comment
  JEPS74997  Polygonum hydropiper L. R. Heckard and P. Rubtzoff 1971-9-15 2806 San Joaquin along Airport Way 2.6 mi s junction of West Ripon road (ca 7 mi sw of Manteca) Comment
  UCR123381  Polygonum hydropiper Lisa Kegarice 1993-6-22 s.n. San Joaquin Sacramento Valley, under the north side of the Orwood Trestle, Santa Fe Railway, 12 miles west of Stockton, between Bacon and Woodward Islands in the San Joaquin River delta between Old River and Middle River 0 Comment
  CDA22799  Polygonum hydropiper J. F. Silva 1957-10-9 San Joaquin Escalon. 0 Comment
  RSA466397  Polygonum hydropiper E. E. Stanford 1927-9-17 699 San Joaquin Stockton Comment
  UC1101178  Polygonum hydropiperoides Herbert L. Mason 1928-9-30 4971 San Joaquin near Holt; Alkaline Grasslands of San Joaquin Valley, San Joaquin Del Comment
  UC6630  Polygonum hydropiperoides Michener and Bioletti Sept. 1892 San Joaquin San Joaquin Bridge Comment
  UC6637  Polygonum hydropiperoides Michener and Bioletti 1892-9-9 San Joaquin Lathrop Comment
  UC1101163  Polygonum lapathifolium Herbert L. Mason 1929-9-21 5440 San Joaquin Holt Alkaline Grasslands of San Joaquin Valley Comment
  UC1101164  Polygonum lapathifolium Herbert L. Mason 1928-9-30 4970 San Joaquin near Holt; Alkaline Grasslands of San Joaquin Valley, San Joaquin Del 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
  JEPS77904  Polygonum persicaria Edward Lee 1934-7-4 956 San Joaquin Holt Comment
  JEPS77906  Polygonum punctatum Edward Lee 1934-7-4 958 San Joaquin Holt Holt (roadside marsh) Comment
  UC1191267  Polygonum punctatum Herbert L. Mason 1928-9-30 4969 San Joaquin near Holt; Alkaline Grasslands of San Joaquin Valley, San Joaquin Del Comment
  UC580083  Polygonum punctatum Ira L. Wiggins 1934-7-28 6941 San Joaquin ditch at roadside 3.2 mi e Escalon Comment
  RSA312538  Polygonum punctatum H. L. Mason 1928-9-30 4969 San Joaquin San Joaquin Delta near Holt. Comment
  UC60910  Polygonum punctatum N. K. Berg 1903-12-12 San Joaquin Rough and Ready <Isl.?> San Joaquin <?> Comment
  UC6656 Image available Polygonum ramosissimum J. Burtt Davy 1893-11-13 1199 San Joaquin Stockton Comment
  CAS-BOT-BC232961  Polypogon australis E. E. Stanford 1930-5-10 1469 San Joaquin French Camp Road near Summer Home Comment
  UCD90984  Polypogon australis G. F. Hrusa; S. A Wagner 1992-4-22 9263 San Joaquin Caswell Memorial State Park. Comment
  CAS-BOT-BC233031  Polypogon interruptus E. E. Stanford 1930-5-10 1469 San Joaquin French Camp road near Summer Home Comment
  SEINET3561874 Image available Polypogon interruptus P. O. Schallert 1945-5-6 C 253 San Joaquin Near Stockton. Comment
  CAS-BOT-BC102643  Populus fremontii Alice Eastwood; John Thomas Howell 1935-2-24 1951 San Joaquin Corral Hollow Comment
  POM360780  Populus fremontii E. E. Stanford 1930-4-5 1232 San Joaquin Hospital Canyon. Comment
  UC564065  Potamogeton diversifolius Ira L. Wiggins 1934-8-17 6978 A San Joaquin 3.2 mi e of Escalon (on Yosemite Highway) Comment
  UCD138277  Potamogeton diversifolius W. A. Harvey; D. E. Bayer 1962-6-27 s.n. San Joaquin property of Al Sorrenti, around 5 miles northeast of Escalon. Comment
  CAS-BOT-BC453828  Potamogeton nodosus L. R. Abrams 1917-9-14 6745 San Joaquin 4 mi north of Stockton, Stockton-Sacramento Rd. Comment
  UC60855  Potamogeton nodosus J. A. Sanford 353 San Joaquin Stockton Comment
  UC60856  Potamogeton nodosus J. A. Sanford 52 San Joaquin West Stockton Comment
  JEPS44167  Potentilla rivalis F. T. Bioletti Apr 1892 San Joaquin Tracy Comment
  JEPS97694  Proboscidea louisianica subsp. louisianica Annetta M. Carter, Beryl Schreiber, Ethel Crum 1937-8-22 1329 San Joaquin Between Clements & Lockford. Comment
  RSA0014809  Proboscidea louisianica subsp. louisianica Roxana S. Ferris, R. C. Bacigalupi 1951-8-25 12445 San Joaquin Between Stockton and Farmington on State Highway 4, 4 mi. from junction with US Highway 99. Comment
  UCD122079  Proboscidea lutea Ellen Dean; Ann King, Dawn Cunningham 2005-9-27 2711 San Joaquin Southern boundary of city of Manteca. South side of Hwy 120, east of Interstate 5, just E of South Union Rd. 15 Comment
  UCR232681  Proboscidea lutea George K. Helmkamp, E. A. Helmkamp 2011-10-15 18438 San Joaquin San Joaquin Valley, along CA-4, 0.4 mile east of Farmington 41 Comment
  CDA27765  Prosopis juliflora var. torreyana A. R. Tugel 1938-6-23 San Joaquin Railroad tracks near Tracy. 0 Comment
  UC990724  Pseudognaphalium luteoalbum Roxana S. Ferris 1953-5-15 12648 San Joaquin between Everett School and intersection with Bellota-Farmington road (ca 1 mi w of intersection) Comment
  CAS-BOT-BC357574  Pseudognaphalium stramineum E. E. Stanford 1930-5-2 1457 San Joaquin Empire Tract Comment
  UC468793  Pseudognaphalium stramineum Harriet A. Walker 1907-9-8 915 San Joaquin Lathrop 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
  CAS-BOT-BC361809  Psilocarphus brevissimus var. brevissimus Roxana S. Ferris 1953-5-15 12652 San Joaquin On road betw. Everett School & intersection with Bellota-Farmington road, ca. 2 mi. W of intersection Comment
  CHSC79255  Psilocarphus brevissimus var. brevissimus Beecher Crampton 1966-5-3 7689 San Joaquin Ca. 7 3/4 miles N.N.E. of Lodi, intersection of Liberty and Bruella roads. Comment
  UC990723  Psilocarphus brevissimus var. brevissimus Roxana S. Ferris 1953-5-15 12652 San Joaquin ca 2 mi w intersection with Bellota-Farmington road (on road from Everett School) Comment
  CAS-BOT-BC361807  Psilocarphus brevissimus var. brevissimus D. K. Gillespie; J. W. Gillespie 1930-4-24 9231 San Joaquin 4 miles south of Galt Comment
  JEPS40498  Psilocarphus brevissimus var. multiflorus Joseph P. Tracy 1921-5-25 5789 San Joaquin Farmington 30 Comment
  CAS-BOT-BC421130  Pterostegia drymarioides Peter H. Raven; R. Alava; R. Ornduff; S. Woodcox 1957-3-30 10569 San Joaquin Corral Hollow Comment
  CAS-BOT-BC45722  Quercus agrifolia E. E. Stanford 1930-4-18 1366 San Joaquin Thornton 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
  UCD73478  Quercus lobata G. F. Hrusa 1992-8-25 9546 San Joaquin Caswell Memorial State Park. Comment
  UCR77116  Quercus lobata G. Fred Hrusa 1992-8-25 9546 San Joaquin Caswell Memorial State Park. 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
  UCR194722  Quercus wislizeni var. wislizeni George K. Helmkamp, E. A. Helmkamp 2007-10-13 13090 San Joaquin Northern San Joaquin Valley, along Hwy CA-88, 1.0 mile southwest of Clements at Disch Road 37 Comment
  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
  CAS-BOT-BC378926  Ranunculus bonariensis Beecher Crampton 1966-5-3 7687 San Joaquin 7.75 mi NNE of Lodi, Liberty, and Bruella Roads 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
  UCR136764  Ranunculus californicus E. E. Stanford 1929-3-30 1021 San Joaquin San Joaquin Valley, Near Stockton 30 Comment
  POM196040  Ranunculus californicus E. E. Stanford 1929-3-30 1021 San Joaquin Near Stockton Comment
  UCD143431  Ranunculus canus Oren Pollak 1987-4-18 s.n. San Joaquin Caswell State Park. Comment
  CDA15513  Ranunculus muricatus Tom Watkins 1999-4-28 PDR 1098791 San Joaquin San Joaquin Valley; Wagner Dairy, 22167 Skiff Rd., Escalon. 28 Comment
  UC69591  Ranunculus occidentalis J. A. Sanford 211 San Joaquin French Camp Comment
Read comments
Nov 7 2007
  SEINET12092446  Ranunculus pusillus E. E. Stanford 1930-1 1462 San Joaquin Elliot Rd. near Elliot Comment
  CDA24349  Ranunculus sceleratus J. Solari 1974-5-1 San Joaquin Along Fine Road between Milton Road & the Southern Pacific Railroad tracks, Peters. 0 Comment
  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
  UCD115155  Raphanus raphanistrum G. F. Hrusa; S. A. Wagner 1992-3-22 9065 San Joaquin Caswell Memorial State Park. Comment
  CDA25212  Raphanus sativus G. K. Helmkamp, E. A. Helmkamp 2008-10-9 14233 San Joaquin San Joaquin Valley; Junction of Collier Road and CA-88, 1.1 miles north of the junction of CA-12 and CA-88, northeast of Lodi. Comment
  UCR201934  Raphanus sativus George K. Helmkamp, E. A. Helmkamp 2008-10-9 14233 San Joaquin San Joaquin Valley, junction of Collier Road and CA-88, 1.1 miles north of the junction of CA-12 and CA-88, NE of Lodi 35 Comment
  HSC6885  Raphanus sativus D. A. Shally 1965-4-10 7 San Joaquin 0.25 mi. W of Oak Grove Resort, Hwy. 26, Linden Rd. Comment
  UC18592  Rhamnus tomentella subsp. tomentella J. A. Sanford 1890-1 San Joaquin 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
  CDA25545  Ribes menziesii var. leptosmum T. C. Fuller 1971-4-22 19843 San Joaquin North slope of Mt. Bordman. 0 Comment
  CDA25565  Ribes quercetorum T. C. Fuller 1971-4-21 19838 San Joaquin Inner Coast Ranges; Lone Tree Creek Canyon. 0 Comment
  UCD108418  Robinia pseudoacacia G. F. Hrusa 1992-8-26 9533 San Joaquin Caswell Memorial State Park. Comment
  JEPS13212  Rorippa curvisiliqua Rimo Bacigalupi with G. T. Robbins 1955-5-5 4993 San Joaquin 1 1/2 mi sw Peters (along roadside from Stockton to Peters); sw of Peters 25 Comment
  CAS-BOT-BC74433  Rorippa curvisiliqua Roxana S. Ferris 1953-5-15 12639 San Joaquin On road between Everett School and intersection with Bellota-Farmington road, ca. 1 mile west of intersection. Comment
  JEPS75002  Rorippa palustris L. R. Heckard and P. Rubtzoff 1971-9-15 2804 San Joaquin ca 7 mi s.w. Manteca (along Airport Way 2.6 mi s. of junction of West Ripon Rd.) Comment
  UCR128233  Rorippa palustris Pam Wright, Louis LaPierre 2003-5-9 s.n. San Joaquin Sacramento Valley, 1 mile south of Collegeville, southeast of Stockton and east of French Camp, off Littlejohn Creek immediately west of Jack Tone Road and south of BNSF railroad line, 55 acre Mariposa mitigation site (created in 2000) 17 Comment
  UCD115321  Rorippa palustris W. W. Robbins; A. S. Crafts 1932-3-30 s.n. San Joaquin Stockton. Comment
  UCD115317  Rorippa palustris subsp. palustris G. F. Hrusa; S. A. Wagner 1992-7-8 9144 San Joaquin Caswell Memorial State Park. Comment
  JEPS75001  Rorippa palustris var. occidentalis L. R. Heckard and P. Rubtzoff 1971-9-15 2804 San Joaquin ca 7 mi s.w. Manteca (irrigation ditch along Airport Way 2.6 mi s. of junction of West Ripon Rd.) Comment
  CAS-BOT-BC74800  Rorippa palustris var. palustris Peter Rubtzoff 1965-7-13 5576 San Joaquin San Joaquin River at Airport Way crossing (Tracy-Ripon area). Comment
  UC12854  Rosa californica Ivar Tidestrom 1893-11-13 San Joaquin between Stockton and Tracy (roadsides near river); San Joaquin R. Comment
  UC12855  Rosa californica Ivar Tidestrom 1893-11-13 San Joaquin between Stockton and Tracy (roadsides near river); San Joaquin R. Comment
  UC173118  Rosa californica Katharine Brandegee 1914-9-27 San Joaquin San Joaquin River Bridge Comment
  UC60922  Rosa californica N. K. Berg 1903-11-12 San Joaquin Rough and Ready Isl. Comment
  JEPS45990  Rotala ramosior J. A. Sanford 1890-1 San Joaquin Stockton, central San Joaquin County Stockton Comment
  SEINET3409704 Image available Roubieva multifida P. O. Schallert 1944-12-10 s.n. San Joaquin Stockton, Delta Area, Stockton, San Joaquin County, California. Comment
  UC61019  Rubus pensilvanicus N. K. Berg 1903-12-15 San Joaquin Rough and Ready Island; Stockton, Rough and Ready Island Comment
  UC467862  Rubus ursinus W. P. Taylor 1912-3-29 San Joaquin Tracy Lake Comment
  UCD89027  Rubus ursinus Lindsay Clark 2008-5-8 CSP 2 A San Joaquin In Caswell Memorial State Park, at the end of Austin Rd, picnic area on the left 0.3 miles after ranger station. Follow trail with 'no lifeguard' sign to picnic area, bear right. Next to first spigot on the right. 14 Comment
  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
  UC769821  Rumex maritimus R. F. Hoover 1940-12-7 4713 San Joaquin 2 mi e Midway Comment
  CDA2889  Rumex obtusifolius T. C. Fuller 1958-9-3 1196 -58 San Joaquin 0.1 miles west of Farmington. 0 Comment
  CAS-BOT-BC445717  Sagittaria latifolia Brian Atwater 1978-8-24 BA- 105 San Joaquin Between Rindge [Ridge] Tract and Wright Tract Comment
  JEPS77914  Sagittaria latifolia Edward Lee 1934-7-4 968 San Joaquin 1/2 mi e of Middle River Holt (Borden (?) highway); e of Middle River Comment
  UC935759  Sagittaria latifolia Herbert L. Mason 1928-9-30 4960 San Joaquin San Joaquin Delta near Holt; San Joaquin Delta near Holt Comment
  CAS-BOT-BC445815  Sagittaria montevidensis Ira L. Wiggins 1934-7-28 6943 San Joaquin 3.2 miles east of Escalon Comment
  UC580082  Sagittaria montevidensis subsp. calycina Ira L. Wiggins 1934-7-28 6943 San Joaquin 3.2 mi e Escalon Comment
  UC935735  Sagittaria montevidensis subsp. calycina Herbert L. Mason and Verne Grant 1946-9-12 13126 San Joaquin Roberts Island; Borden Highway near Dagget Road Comment
  UC935751  Sagittaria montevidensis subsp. calycina Herbert L. Mason and Verne Grant 1946-8-21 13057 San Joaquin between Banta and Stockton Comment
  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
  UC549  Sagittaria sanfordii J. A. Sanford Sept. 1901 San Joaquin Stockton Comment
  UC550  Sagittaria sanfordii J. A. Sanford Sept 1901 San Joaquin Stockton Comment
  CAS-BOT-BC126263  Salix X sepulcralis E. E. Stanford 1927-3-11 101 San Joaquin Point Lewis, Stockton Comment
  POM196032  Salix alba E. E. Stanford 1929-3-26 1019 San Joaquin San Joaquin River. Comment
  CAS-BOT-BC129664  Salix bonplandiana Peter H. Raven; R. Alava; R. Ornduff; S. Woodcox 1957-3-30 10555 San Joaquin Corral Hollow Comment
  CAS-BOT-BC129668  Salix bonplandiana Herbert F. Copeland 1935-4-28 s.n. San Joaquin South Fork of Mokelumne River Comment
  POM146138  Salix exigua E. E. Stanford 1927-4-20 166 San Joaquin Near Stockton. Along Calaveras River. 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
  UC437352  Salix gooddingii J. A. Sanford 68 San Joaquin Stockton Comment
  UC437353  Salix gooddingii J. A. Sanford San Joaquin Stockton Comment
  UCD110958  Salix gooddingii G. F. Hrusa; S. A. Wagner 1992-4-22 9251 San Joaquin Caswell Memorial State Park. South side of Stanislaus River. 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-BC108240  Salix hindsiana E. E. Stanford 1927-4-20 166 San Joaquin Near Stockton, along Calaveras River Comment
  CAS-BOT-BC108241  Salix hindsiana J. Bridgeman 1894-6-9 s.n. San Joaquin Near Dunham Ferry Comment
  CAS-BOT-BC108242  Salix hindsiana Ira L. Wiggins 1964-5-26 19019 San Joaquin Slough 1 mi. W. of main channel of San Joaquin River, between Tracy & Manteca Comment
  CAS-BOT-BC108245  Salix hindsiana Brian Atwater 1978-8-31 BA- 127 San Joaquin Pristine tidal swamp and marsh inside a meander of Old River, between Quinby Island and Franks Tract Comment
  CAS-BOT-BC108243  Salix hindsiana Ira L. Wiggins 1964-5-26 19017 San Joaquin Beside old channel of San Joaquin River, between Tracy and Manteca Comment
  JEPS13741  Salix laevigata Frank. W. Gould 1939-3-18 587 San Joaquin se end of Corral Hollow near Castle Rock; Mt. Hamilton Range 182 Comment
  POM196280  Salix laevigata E. E. Stanford 1928-3-20 830 San Joaquin Near Peters 30 Comment
  POM213969  Salix laevigata H. F. Copeland 1935-4-28 s.n. San Joaquin S fork of Mokelumne River. Comment
  POM146136  Salix lasiolepis E. E. Stanford 1927-2-28 94 San Joaquin Stockton. Calaveras River. Comment
  POM147995  Salix lasiolepis E. E. Stanford 1928-2-6 779 San Joaquin Near Stockton. Near Calaveras River. Comment
  UCR232200  Salix lasiolepis George K. Helmkamp, E. A. Helmkamp 2011-3-12 17072 San Joaquin Upper San Joaquin Valley, between Lodi and Galt, Forest Lake Road just west of CA-99 27 Comment
  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
  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
  UCD141971  Salsola australis P. Akers 2003-10-30 B 106 San Joaquin San Joaquin Valley. N of Tracy, 0.25 mi NW of old Holly Sugar plant at Sugar and Holly Rds. Comment
  CDA20622  Salsola tragus G. F. Hrusa 2005-11-14 16841 San Joaquin San Joaquin Valley; Stockton. Davis Rd. +/- 200 ft. S of 8 Mile Rd., E of Interstate 5 +/- 1.5 mi. 7 Comment
  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
  RSA0039523  Salsola tragus P. Akers 2002-10-9 RT- 020 -1 San Joaquin Just W of Interstate 5 on 8 Mi. Rd., 10 mi. NW of Stockton. Along 1 mi. of rd. -0 Comment
  SD243327  Salsola tragus G. F. Hrusa 2005-11-14 16842 San Joaquin Davis Road. A+- 200 ft South of 8 Mile Road, E of Interstate 5 A+- 1.5 mile. 7 Comment
  CAS-BOT-BC180690  Salsola tragus E. E. Stanford 1930-5-28 1527 San Joaquin Lincoln Highway near French Camp Comment
  CAS-BOT-BC180691  Salsola tragus E. E. Stanford 1927-8-18 679 San Joaquin Waste field near Mormon Channel, Stockton Comment
  CAS-BOT-BC180693  Salsola tragus Alice Eastwood 1927-5-19 14447 San Joaquin Byron Springs Comment
  JEPS62544  Salvia carduacea W. L. Jepson 1896-6-27 14941 San Joaquin between Mossdale School and Atlanta (e of river) Comment
  UC416727  Salvia carduacea Benj. Cobb 10 San Joaquin Tracy Comment
  CAS-BOT-BC474712  Salvia hispanica Franz R. Kegel 1976-12-1 s.n. San Joaquin Stockton Comment
  CAS-BOT-BC233281  Salvia mellifera Peter H. Raven; R. Alava; R. Ornduff; S. Woodcox 1957-3-30 10565 San Joaquin Corral Hollow Comment
  UC762492  Salvia mellifera R. F. Hoover 1938-2-27 2794 San Joaquin Castle Rock; Corral Hollow Comment
  UCD137643  Sambucus nigra subsp. caerulea G. F. Hrusa; S. A. Wagner 1992-4-24 9291 San Joaquin Caswell Memorial State Park. Comment
  UC673389  Samolus parviflorus Herbert L. Mason 1929-9-9 5424 San Joaquin Holt 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-BC111293  Schoenoplectus acutus var. occidentalis Brian Atwater 1978-8-24 BA- 108 San Joaquin Between Rindge Tract and Wright Tract Comment
  CAS-BOT-BC7628  Schoenoplectus acutus var. occidentalis Verne Grant; Herbert L. Mason 1946-8-21 13070 San Joaquin Middle River Bridge, Victoria Island. Comment
  UC1100775  Schoenoplectus acutus var. occidentalis Verne Grant, Herbert L. Mason 1946-8-21 13070 San Joaquin Middle River Bridge , Middle River Bridge (Victoria Island) Comment
  CAS-BOT-BC111295  Schoenoplectus acutus var. occidentalis Ernest Elwood Stanford 1927-5-26 431 San Joaquin Stockton. In sand in Calaveras River bottom. 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
  SEINET3913208  Scirpus acutus D. W. McNeal 1982-7-7 2658 San Joaquin In standing water along a slough n. of Eight Mile Rd. 0.6 mi. w. of Interstate #5 n. of Stockton.; 0 Comment
  CAS-BOT-BC243512  Scribneria bolanderi E. E. Stanford 1930-4-12 1282 San Joaquin Mariposa Road 16 miles SE of Stockton Comment
  RSA483307  Scribneria bolanderi E. E. Stanford 1930-4-12 1282 San Joaquin Mariposa Road 16 miles SE of Stockton. Comment
  CAS-BOT-BC419677  Scutellaria galericulata Brian Atwater 1978-8-22 BA- 74 San Joaquin Between Victoria Island and Upper Jones Tract Comment
Read comments
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
  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
  UCR253796  Senecio vulgaris George K. Helmkamp, Elizabeth Helmkamp 2012-10-26 20066 San Joaquin San Joaquin Valley, along Hwy J-6 (Escalon-Bellota Road), 1.2 miles south of its junction with CA-26 46 Comment
  CDA34401  Sesbania punicea E. Finley 1989-6-14 PDR 784224 San Joaquin Stockton Deep Water channel. 0 Comment
  CAS-BOT-BC438174  Sesuvium verrucosum S. B. Parish; W. F. Parish 1881-11-1 s.n. San Joaquin Lathrop, San Joaquin Valley Comment
  JEPS42888  Sesuvium verrucosum W. L. Jepson 1896-6-27 San Joaquin below Banta and Lathrop Comment
  JEPS78382  Sesuvium verrucosum Edward Lee 1934-7-4 963 San Joaquin Holt Comment
  UCD97010  Sesuvium verrucosum Rimo Bacigalupi; L. Constance 1962-8-13 8721 San Joaquin Along base of Southern Pacific Railway embankment just south of crossing of Lathrop Road; just north of town of Lathrop. 5 Comment
  JEPS68543  Setaria pumila W. L. Jepson 1923-10-22 10276 San Joaquin Lower San Joaquin, Union Isl. 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
  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
  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
  UCD92814  Setaria verticillata Beecher Crampton 1956-7-31 3761 San Joaquin 1.5 miles south of city of Lodi, along State Highway 12. Comment
  SEINET246026 Image available Setaria viridis Beecher Crampton 1956-7-31 3764 San Joaquin 5 miles southwest of Lodi Comment
  UCD92855  Setaria viridis G. F. Hrusa; S. A. Wagner 1992-8-9 9347 San Joaquin Caswell Memorial State Park. Comment
  UC135982  Sibara virginica Michener and Bioletti April 1892 San Joaquin Tracy Comment
  UC421572  Sibara virginica John Thomas Howell 1930-4-12 4684 San Joaquin on road to Stockton 7 mi from Escalon; 7 mi from Escalon Comment
  UC18871  Sidalcea diploscypha J. A. Sanford 1898-1 405 San Joaquin Waverly Comment
  UCD116577  Sidalcea hirsuta Marvin L. Nies 1951-5-4 55 San Joaquin 7 miles east of Lodi on Harney Lane. Comment
  JEPS73874  Silene antirrhina L. R. Heckard 1974-4-25 3668 San Joaquin 1/2 mi e Alameda County line (just w of Drop Tower No. <blank> on grounds of Atomic Energy Commission, Univ. of Calif. testing site in Corral Hollow); Corral Hollow, Atomic Energy Commission, <UC> testing site 304 Comment
  CAS-BOT-BC386890  Silene gallica E. E. Stanford 1930-4-26 1440 San Joaquin Wheatland Rd. Comment
  SD240949  Sisymbrium officinale George K. Helmkamp, E. A. Helmkamp 2012-4-7 18723 San Joaquin San Joaquin Valley: along CA-26, 3.2 miles southwest of its junction with N Wimer Road, NE of town of Linden (Valley Springs 7.5'Q) 52 Comment
  CAS-BOT-BC75292  Sisymbrium officinale E. E. Stanford 1927-4-21 171 San Joaquin Stockton. On Campus. Comment
  UCR142979  Sitanion jubatum E. E. Stanford 1930-5-25 1523 San Joaquin Sacramento Valley, Harney Lane [Lodi] Comment
  UC21391  Sium suave Edw. L. Greene 1890-1 San Joaquin Stockton Comment
  UC765518  Sium suave Robert F. Hoover 1935-9-7 720 San Joaquin Union Island Comment
  CHSC53739  Solanum americanum L. P. Janeway; Frances Biles, Frank Wernette 1988-6-2 2725 San Joaquin Narrow island in Middle River ca 1/2 mi E of the Tracy Road bridge; ca 10 mi SW of Stocton. 1 Comment
  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
Read comments
Sep 17 2012
  CDA15305  Solanum elaeagnifolium R. Kerr 1998-11-1 s.n. San Joaquin Central Valley; Bear Creek near Clements. 0 Comment
  UCD32453  Solanum elaeagnifolium Beecher Crampton 1950-8-27 644 San Joaquin Tracy. Comment
  CDA34343  Solanum elaeagnifolium E. Finley 1990-8-3 PDR 961968 San Joaquin San Joaquin River Delta; On Empire Tract levee, opposite Cruiser Haven yacht club, Delta Survey #23. 0 Comment
  UCD126959  Solanum triflorum Dr. Severin 1925-1 s.n. San Joaquin Manteca. Comment
  CAS-BOT-BC156488  Solanum umbelliferum A. Eastwood; J. T. Howell 1938-4-18 5074 A San Joaquin Hospital Canyon Comment
  CAS-BOT-BC156839  Solanum umbelliferum E. E. Stanford 1930-4-5 1220 San Joaquin Hospital Canyon Comment
  UC1515766  Solanum umbelliferum Baki Kasapligil 1973-3-18 4546 San Joaquin s of Tracy (Sunol State Park); Sunol State Park Comment
  UC36501  Solidago velutina subsp. californica Michener and Bioletti Sept 1892 San Joaquin San Joaquin Bridge Comment
  UCD136084  Solidago velutina subsp. californica E. M. Johnston 1915-1 63 -J San Joaquin San Joaquin River. Comment
  UCD134011  Sonchus asper subsp. asper G. F. Hrusa; S. A. Wagner 1992-4-22 9297 San Joaquin Caswell Memorial State Park. West of the Quercus lobata-dominated woodland. Comment
  RSA474116  Sonchus oleraceus R. Reynolds 1927-10-13 48 San Joaquin Stockton Comment
  UCD134049  Sonchus oleraceus G. F. Hrusa; S. A. Wagner 1992-4-22 9273 San Joaquin Caswell Memorial State Park. Comment
  CDA2501  Sorghum halepense T. C. Fuller 1961-9-13 6996 San Joaquin Thornton-Walnut Grove Road, 0.1 mile east of Mokelumne River Bridge, Sherman Island, ca. 4 miles west of Thornton. 0 Comment
  UCD92665  Sorghum halepense G. F. Hrusa; S. A. Wagner 1992-8-9 9365 San Joaquin Caswell Memorial State Park. Comment
  UC1714638  Sparganium erectum subsp. stoloniferum Katharine Brandegee 1907-9-1 San Joaquin near Lathrop; San Joaquin River Comment
  RSA383727  Sparganium eurycarpum E. E. Stanford 1930-5-13 1482 San Joaquin Roberts Island. Comment
  CDA18780  Spergula arvensis Skip Sadler 2000-2-2 PDR 005222 San Joaquin NE corner of Peach and Oleander, Manteca. 0 Comment
  UCD99165  Spergula arvensis G. F. Hrusa; S. A. Wagner 1992-4-22 9283 San Joaquin Caswell Memorial State Park. Comment
  CAS-BOT-BC390075  Spergularia atrosperma Roxana S. Ferris 1938-4-15 9412 San Joaquin Near mouth of Elk Ravine. Corral Hollow-Livermore Road 152 Comment
  CAS-BOT-BC390247  Spergularia macrotheca var. leucantha E. E. Stanford 1927-4-12 150 San Joaquin Near Stockton Comment
  UC465942  Spergularia macrotheca var. leucantha Katharine Brandegee 1907-5-7 San Joaquin Lathrop Comment
  CAS-BOT-BC390242  Spergularia macrotheca var. leucantha J. W. Congdon 1893-4-30 s.n. San Joaquin Sathrop Comment
  RSA0098415  Spergularia macrotheca var. leucantha C. R. Quick 1929-4-13 s.n. San Joaquin Stockton; in fields near campus. Comment
  RSA0098416  Spergularia macrotheca var. leucantha C. R. Quick 1929-4-13 s.n. San Joaquin Stockton; in fields near campus. Comment
  RSA0098418  Spergularia macrotheca var. leucantha E. E. Stanford 1928-4-5 838 San Joaquin Stockton. Comment
  CAS-BOT-BC390748  Spergularia marina E. E. Stanford 1930-5-12 1479 San Joaquin Robert's Island Comment
  RSA483232  Sporobolus airoides E. E. Stanford 1930-5-31 1539 San Joaquin Durham Ferry Road. Comment
  RSA582097  Sporobolus airoides E. E. Stanford 1930-5-31 1539 San Joaquin Durham Ferry Road. Comment
  SEINET10603339  Sporobolus airoides E. E. Stanford 1930-5-31 Stanford 1539 San Joaquin Durham Ferry Road; roadsides in alkaline soil. Comment
  SEINET239015 Image available Sporobolus cryptandrus Beecher Crampton 1965-10-26 7553 San Joaquin 1.5 miles north of Lodi on Hwy 99 Comment
  UCD93112  Sporobolus cryptandrus Beecher Crampton 1965-10-26 7553 San Joaquin 1.5 miles N of Lodi on US Hwy. 99. Comment
  CDA2512  Sporobolus indicus T. C. Fuller 1971-1-29 19812 San Joaquin Dayton Johnson property, west side of Atkins Road, 1.3 miles south of Hwy 88, 1.5 miles southwest of Clements. 0 Comment
  CDA2524  Sporobolus indicus T. C. Fuller 1971-1-29 19812 San Joaquin Dayton Johnson property, west side of Atkins Road, 1.3 miles south of Hwy 88, 1.5 miles southwest of Clements. 0 Comment
  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
  UCD93158  Sporobolus indicus Franz R. Kegel 1974-2-26 s.n. San Joaquin San Joaquin County. 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
  RSA18401  Stachys Carl B. Wolf 1927-6-23 503 San Joaquin 1 mile west of San Joaquin River, between Tracy and Manteca. Comment
  RSA446591  Stachys ajugoides E. E. Stanford 1930-5-5 1538 San Joaquin Durham Ferry Road. Comment
  JEPS62977  Stachys albens W. L. Jepson 1913-11-22 5697 San Joaquin Middle River Lower San Joaquin Comment
  POM204459  Stachys albens J. T. Howell 1933-7-20 11448 San Joaquin 2 miles nw. of Lathrop bridge on San Joaquin River. Comment
  UC635689  Stachys albens H. L. Mason 1929-9-9 5427 San Joaquin Holt Comment
  CDA41025  Stachys albens T. C. Fuller 1962-6-4 8835 San Joaquin In low areas, south of W.P.R.R. tracks, between Paradise Cut and Old River, ca. 5 miles NE of Tracy. 0 Comment
  CDA41026  Stachys albens T. C. Fuller 1962-6-4 8835 San Joaquin In low areas, south of W.P.R.R. tracks, between Paradise Cut and Old River, ca. 5 miles NE of Tracy. 0 Comment
  CDA41027  Stachys albens T. C. Fuller 1962-6-4 8835 San Joaquin In low areas, south of W.P.R.R. tracks, between Paradise Cut and Old River, ca. 5 miles NE of Tracy. 0 Comment
  CDA41028  Stachys albens T. C. Fuller 1962-6-4 8835 San Joaquin In low areas, south of W.P.R.R. tracks, between Paradise Cut and Old River, ca. 5 miles NE of Tracy. 0 Comment
  RSA289939  Stachys albens W. L. Jepson 1913-11-22 5697 San Joaquin Middle River, lower San Joaquin. Comment
  CAS-BOT-BC374793  Stebbinsoseris heterocarpa Alice Eastwood; John Thomas Howell 1935-4-7 2091 San Joaquin East end of Corral Hollow Comment
  SD239689  Stellaria media George K. Helmkamp, E. A. Helmkamp 2010-4-7 15832 B San Joaquin Northern San Joaquin Valley: Collier Road, 0.1 mile wesst of its junction with CA-88, 1.83 mile NE (27a^z) of Clements (Clements 7.5'Q) 46 Comment
  UCR253591  Stellaria media George K. Helmkamp 2014-3-18 22585 San Joaquin San Joaquin Valley, along Collier Road, 1.1 mile east of Tully Road, 10.4 mi. ESE (103 deg. ) of Galt 40 Comment
  CAS-BOT-BC393869  Stellaria media E. E. Stanford 1927-3-29 127 San Joaquin Stockton Comment
  UCD162349  Stellaria neglecta Chuck Hughes 2015-1-28 415 San Joaquin Vacant lot fronting Boeing Way. 8 Comment
  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
  SD240964  Stellaria pallida George K. Helmkamp, E. A. Helmkamp 2012-4-7 18726 San Joaquin San Joaquin Valley: along CA-26, 3.2 miles southwest of its junction with N Wimer Road, NE of town of Linden (Valley Springs SW 7.5'Q) 52 Comment
  CAS-BOT-BC375090  Stephanomeria V. Rattan 1880-10-23 s.n. San Joaquin Live Oaks Comment
  UC10879  Streptanthus glandulosus subsp. glandulosus W. H. Brewer 1268 San Joaquin towards head of Arroyo del Puerto Canyon Comment
  POM149332  Stylomecon heterophylla C. F. Baker 1903-4-23 2820 San Joaquin Bethany, San Joaquin County Comment
  SBBG96655  Stylomecon heterophylla C. F. Baker 1903-4-23 2820 San Joaquin Bethany Comment
  UC50116  Stylomecon heterophylla Benj. Cobb San Joaquin Tracy 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
  CDA34341  Suaeda moquinii E. Finley 1995-7-11 s.n. San Joaquin Dept. of Water Resources facility near Tracy. 0 Comment
  JEPS33280  Symphyotrichum spathulatum Rimo Bacigalupi, and L. Constance 1962-8-13 8718 San Joaquin bottom of Stockton Diverting Canal, just n of bridge xing of Copperopolis Rd 10 Comment
  JEPS40850  Symphyotrichum spathulatum R. F. Hoover 1937-9-4 2719 San Joaquin 3 mi e Farmington Comment
  UC86979  Symphyotrichum spathulatum T. S. Brandegee 1892-9-7 San Joaquin Bouldin 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
  UC29840  Symphyotrichum subulatum H. P. Fitch 1888-8-1 138 San Joaquin Stockton Comment
  CAS-BOT-BC98291  Symphyotrichum subulatum var. parviflorum John Thomas Howell 1929-9-21 4405 San Joaquin Holt 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
  SJSU1018  Tamarix parviflora M. Esch 1950-5-1 San Joaquin c. 16 mi W of Stockton on Hwy 4 Comment
  SEINET5713419  Taraxacum officinale Marilyn Bajada 1966-1 1 San Joaquin 2 miles north of Manteca; Manteca Comment
  JEPS31823  Tetrapteron graciliflorum W. L. Jepson 1922-4-2 9576 San Joaquin Corral Hollow Comment
  JEPS31826  Tetrapteron graciliflorum W. L. Jepson 1922-4-2 9560 San Joaquin Corral Hollow Mt. Hamilton Range Comment
  CAS-BOT-BC66607  Thysanocarpus curvipes Volney Rattan 1882-5-1 s.n. San Joaquin Live Oaks. Comment
  CAS-BOT-BC66609  Thysanocarpus curvipes Volney Rattan 1883-3-1 s.n. San Joaquin Live Oaks. Comment
  CAS-BOT-BC66610  Thysanocarpus curvipes Volney Rattan 1883-3-1 s.n. San Joaquin Live Oaks. Comment
  CAS-BOT-BC66613  Thysanocarpus curvipes Volney Rattan 1885-6-1 s.n. San Joaquin Live Oaks. Comment
  JEPS23934  Thysanocarpus curvipes unknown Mar 1883 San Joaquin Live Oaks Comment
  JEPS54192  Thysanocarpus curvipes F. W. Gunnison May, 1896 San Joaquin Linden Comment
  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
  RSA0041663  Thysanocarpus curvipes var. elegans Volney Rattan 1883-03 s.n. San Joaquin Live Oaks, near Lodi. Comment
  SBBG51088  Thysanocarpus radians R. S. Woglum 1941-4-27 2982 San Joaquin Lodi Comment
Read comments
Dec 5 2009
  UC11050  Thysanocarpus radians A. W. Gunnison Apr, 1896 San Joaquin Linden Comment
  CAS-BOT-BC67263  Thysanocarpus radians W. P. Steinbeck 1923-5-9 s.n. San Joaquin Near Clements. Comment
  RSA0041646  Thysanocarpus radians W. L. Jepson 1938-4-14 18685 San Joaquin 3 miles northeast of Clements. Comment
  UCD33918  Thysanocarpus radians Beecher Crampton 1975-4-16 9142 San Joaquin 5 miles NNE of Lockeford along Liberty Road. 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
  CDA4743  Tribulus terrestris W. S. Ball 1931-7-15 San Joaquin San Joaquin Valley 0 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
  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
  UC84144  Trichocoronis wrightii var. wrightii K. Brandegee 1901-9-9 San Joaquin San Joaquin Bridge Comment
  UC84169  Trichocoronis wrightii var. wrightii Katharine Brandegee 1892-9-9 San Joaquin near Lathrop (County Bridge across the San Joaquin River (type locality of Biolettia riparia)) Comment
  POM51465  Trichocoronis wrightii var. wrightii Katherine Brandegee 1914-9-27 s.n. San Joaquin San Joaquin Bridge Comment
Read comments
Apr 5 2007
  OBI43825  Trichostema lanceolatum A. C. Sanders 1986-9-12 6920 San Joaquin Along Hwy I-5, 0.7 mi N of the Hospital Crk bridge and 2.2 I N of the Stanislaus Co line 76 Comment
  POM216534  Trichostema lanceolatum D. D. Keck 1931-10-18 1316 San Joaquin Simms Station, Tidewater Southern R.R., 7 miles E of Manteca. 23 Comment
  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
  UCR45223  Trichostema lanceolatum A. C. Sanders 1986-9-12 6920 San Joaquin San Joaquin Valley, along Interstate Hwy 5, 0.7 mi north of the Hospital Creek bridge & 2.2 mi north of the Stanislaus Co line 76 Comment
  UCSB19802  Trichostema lanceolatum Piehl, Martin 1959-8-2 San Joaquin along Calif 88; ca. 1.5 mi from Amador Co. line Comment
  RSA21460  Trifolium albopurpureum Carl B. Wolf 1937-3-31 8393 San Joaquin San Joaquin Valley, mouth of Hospital canyon, SW of Vernalis 107 Comment
  UC555489  Trifolium albopurpureum var. dichotomum H. L. Mason 1932-3-19 6836 San Joaquin 2 mi e Midway Comment
  UC596561  Trifolium albopurpureum var. dichotomum R. F. Hoover 1938-4-9 3048 San Joaquin lower end Corral Hollow Comment
  JEPS65791  Trifolium ciliolatum W. L. Jepson 1929-4-28 15190 San Joaquin Lockeford Comment
  UCD108290  Trifolium ciliolatum J. E. Reid Date Unknown s.n. San Joaquin Stockton. Comment
  RSA91548  Trifolium depauperatum J. T. Howell 1938-4-3 13729 San Joaquin Corral Hollow. Comment
  RSA22056  Trifolium depauperatum var. amplectens L. S. Rose 1938-4-26 38205 San Joaquin Corral Hollow. 152 Comment
  UC866824  Trifolium depauperatum var. depauperatum John Thomas Howell 1938-4-3 13729 San Joaquin Corral Hollow Comment
  JEPS65729  Trifolium depauperatum var. truncatum W. L. Jepson 1929-4-28 15204 San Joaquin Clements 60 Comment
  CDA4280  Trifolium fragiferum R. J. Brewer 1968-6-27 San Joaquin R. J. Brewer property, 2613 Bonniebrook Drive, Stockton. 0 Comment
  POM146123  Trifolium fucatum var. fucatum E. E. Stanford 1927-3-23 117 San Joaquin Stockton. 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
  UCD96867  Trifolium gracilentum Ellen Dean; Clare Loughran, Mary Shea, Wilde Legard, 2011-4-22 6922 San Joaquin Contra Costa Water District land (recently purchased), Carnegie Canyon Area at 32322 Corral Hollow Road west of CA-580 just north of junction with Interstate 5. Parking area right next to entrance gate next to Corral Hollow Road. Comment
  UCR128228  Trifolium hirtum Pam Wright, Louis LaPierre 2003-5-9 s.n. San Joaquin Sacramento Valley, 1 mile south of Collegeville, southeast of Stockton and east of French Camp, off Littlejohn Creek immediately west of Jack Tone Road and south of BNSF railroad line, 55 acre Mariposa mitigation site (created in 2000) 17 Comment
  POM349089  Trifolium hydrophilum E. E. Stanford 1928-3-5 839 San Joaquin Fields near Stockton. Comment
  RSA196325  Trifolium microdon E. E. Stanford 1928-4-19 892 San Joaquin Stockton. Comment
  UCD109357  Trifolium repens Morris Halperin 1930-7-15 s.n. San Joaquin County Hospital, French Camp. 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
  POM18863  Trifolium willdenovii C. F. Baker 1903-4-24 2773 San Joaquin Tracy. Comment
  UC1130128  Trifolium willdenovii C. M. Belshaw 1936-4-23 1967 San Joaquin 7 mi ssw Stone Corral; Jackson Quad. 121 Comment
  UC155187  Trifolium willdenovii Katharine Brandegee May 1908 San Joaquin Lathrop Comment
  UC631155  Trifolium willdenovii P. B. Kennedy 1907-4-19 San Joaquin Ripon; on rr track Comment
  UC764728  Trifolium willdenovii R. F. Hoover 1935-3-18 374 San Joaquin w Ripon (San Joaquin River bridge) Comment
  RSA21269  Trifolium willdenovii Carl B. Wolf 1937-3-31 8383 San Joaquin San Joaquin Valley, 2.5 mi. north of Vernalis on Tracy Road. 30 Comment
  UC165496  Trifolium willdenovii J. Burtt Davy April 1897 3124 San Joaquin head of San Joaquin Valley Comment
  UC29197  Triodanis biflora Edw. L. Greene 1889-4-30 San Joaquin near Lathrop; near Lathrop Comment
  SEINET10458950  Triodanis biflora Sanford SANFORD 1890 -91 San Joaquin STOCKTON Comment
  RSA755429  Triphysaria eriantha subsp. eriantha George K. Helmkamp, E. A. Helmkamp 2009-3-26 14462 San Joaquin junction of Collier Road and CA-88, about 0.2 mile north of the Mokelumne River 43 Comment
  UC1334880  Triphysaria eriantha subsp. eriantha L. D. Thurman 1963-4-5 120 San Joaquin on State Highway 8, 2.1 mi e Calaveras River bridge Comment
  UCR232265  Triphysaria eriantha subsp. eriantha George K. Helmkamp, E. A. Helmkamp 2011-3-12 17077 San Joaquin Upper San Joaquin Valley, Buena Vista Road, 0.1 mile east of its junction with CA-88 67 Comment
  OBI64494  Triphysaria eriantha subsp. eriantha David J. Keil 2005-3-13 30357 San Joaquin Just W of Amador County line along Calif Rte 88, 5.5 mi NE of Mokelumne River Bridge 82 Comment
  RSA26985  Triteleia hyacinthina C. L. Hitchcock 1940-5-12 6366 San Joaquin 3 miles south of Galt 16 Comment
  CAS-BOT-BC522285  Triteleia hyacinthina W. P. Steinbeck 1920-4-1 s.n. San Joaquin Near Stockton Comment
  CAS-BOT-BC522287  Triteleia hyacinthina E. E. Stanford 1928-5-12 950 San Joaquin Near Peters Comment
  POM196334  Triteleia hyacinthina E. E. Stanford 1928-5-12 950 San Joaquin Near Peters. Comment
  RSA378022  Triteleia hyacinthina E. E. Stanford 1930-4-18 s.n. San Joaquin Northeastern portion of the county. Comment
  RSA641112  Triteleia hyacinthina R. S. Woglum 1941-4-27 2981 San Joaquin San Joaquin Valley: Lodi. . Comment
  SEINET12049479  Triteleia hyacinthina E. E. Stanford 1928-1 950 San Joaquin near Peters Comment
  UC1971353  Triteleia lugens Russell S. Woglum 1941-4-27 2981 San Joaquin SAN JOAQUIN VALLEY: Lodi. Comment
  CAS-BOT-BC67344  Tropidocarpum capparideum Charles Piper Smith 1922-4-13 3467 San Joaquin Tracy-Southern Pacific-Niles line. Comment
  CAS-BOT-BC67350  Tropidocarpum capparideum Edw. L. Greene 1888-3-25 s.n. San Joaquin Bethany. Comment
  CDA2  Tropidocarpum capparideum T. C. Fuller 1962-4-2 8197 San Joaquin Tracy, between Shulte Rd. & R.R. tracks. 0 Comment
  UC117240  Tropidocarpum capparideum Michener and Bioletti 1892-1 San Joaquin Tracy Comment
  RSA428384B  Tropidocarpum gracile E. E. Stanford 1930-4-5 1250 San Joaquin Hospital Canyon. Comment
  RSA428388B  Tropidocarpum gracile Dr H. de Forest 1930-4-11 s.n. San Joaquin Field about 100 yrds from Mt House on highway. Comment
  UC1561441  Tropidocarpum gracile Barbara Ertter with Dale McNeal 1986-3-14 5790 San Joaquin bank on n side of Tesla Rd (Rt J12) 3.5 mi w jct of I-580 (se of Livermore); Diablo Range, Corral Hollow 152 Comment
  UC762894  Tropidocarpum gracile Robert F. Hoover 1935-3-1 277 San Joaquin five mi se Tracy Comment
  RSA293042  Tropidocarpum gracile Reino Alava 1957-3-30 577 San Joaquin San Joaquin Valley, hillside at Corral Hollow. Comment
  CAS-BOT-BC200548  Tuctoria greenei R. F. Hoover 1936-6-11 1302 San Joaquin Farmington Comment
  UC768730  Tuctoria greenei R. F. Hoover 1936-6-11 1302 San Joaquin Farmington Comment
  UCD93625  Tuctoria greenei R. F. Hoover 1936-6-8 1288 San Joaquin 2 miles E of Escalon. Comment
  UC1241767  Typha Herbert L. Mason 1948-5-31 13573 San Joaquin three mi n Ripon; n of Ripon Comment
  JEPS79582  Typha angustifolia Edward Lee 1934-7-4 969 San Joaquin Holt Comment
  UC1241807  Typha angustifolia Malcolm A. Nobs and S. Galen Smith 1949-7-7 929 San Joaquin near Holt; San Joaquin Valley Comment
  UC1241759  Typha domingensis Herbert L. Mason 1948-6-29 13576 San Joaquin one mi n Tracy; San Joaquin Valley Comment
  UCD94825  Typha domingensis 1948-6-29 13576 San Joaquin Alkaline 'Grasslands' of the San Joaquin Valley. One mile north of Tracy. Comment
  UCD94939  Typha latifolia G. F. Hrusa; S. A. Wagner 1992-8-9 9344 San Joaquin Caswell Memorial State Park. Comment
  UC126814  Typha latifolia unknown Oct. 1904 San Joaquin between Dinuba and Traver; San Joaquin Valley Comment
  CDA34369  Urtica dioica subsp. holosericea E. Finley 1992-4-13 s.n. San Joaquin Near Trapper Slough, on levee base. 0 Comment
  UCD111612  Urtica urens G. F. Hrusa; S. A. Wagner 1992-3-22 9075 San Joaquin Caswell Memorial State Park. Comment
  UC1125583  Utricularia macrorhiza B. Schreiber 1937-8-22 2460 San Joaquin Holt Holt Quad., Holt 30 Comment
  UC463079  Utricularia macrorhiza Annetta Carter 1931-7-31 237 San Joaquin Holt Comment
  UC635676  Utricularia macrorhiza Herbert L. Mason 1929-9-9 5422 San Joaquin Holt, lower San Joaquin R. Comment
  UC767424  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
  UC139765  Verbena bracteata Katharine Brandegee Sept. 1907 San Joaquin near Lathrop; San Joaquin River Comment
  UC635119  Verbena hastata Herbert L. Mason 1929-9-9 5425 San Joaquin near Holt 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
  UCD125644  Verbena litoralis Ellen Dean; Ann King, Dawn Cunningham 2005-9-27 2714 San Joaquin Southern boundary of city of Manteca. South side of Hwy 120, east of Interstate 5, just E of South Union Rd. 15 Comment
  UCD32788  Verbena litoralis Beecher Crampton 1954-8-14 2260 San Joaquin San Joaquin County, 5 miles south of Thornton on road to Stockton, across Walliam and Frey Dairy, irrigated pasture area. Comment
  UCD125645  Verbena litoralis G. F. Hrusa 1992-8-26 9567 San Joaquin San Joaquin County 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
  JEPS16494  Veronica peregrina subsp. xalapensis W. L. Jepson 1937-4-23 18014 San Joaquin 0.5 mi se of Stockton (on Farmington road) Comment
  JEPS16806  Veronica peregrina subsp. xalapensis Rimo Bacigalupi with G. Thomas Robbins 1955-5-5 4994 San Joaquin 1 1/2 mi sw of Peters (along road from Stockton to Peters) 25 Comment
  UC672495  Veronica peregrina subsp. xalapensis H. L. Mason 1929-4-7 5165 San Joaquin 10 mi e of Escalon Comment
  UCR249964  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 miles south of its junction with CA-26, 0.52 mi. S of Copperopolis Rd. 52 Comment
  OBI64492  Veronica peregrina subsp. xalapensis David J. Keil 2005-3-13 30359 San Joaquin Just W of Amador County line along Calif Rte 88, 5.5 m NE of Mokelumne River bridge 82 Comment
  RSA80068  Veronica persica E. E. Stanford 1928-2-20 781 San Joaquin Stockton. Comment
  SEINET3828382  Veronica persica George K. Helmcamp, E. A. Helmkamp 2012-1 18727 San Joaquin San Joaquin Valley: along CA-26, 3.2 miles southwest of its junction with N Wimer Road, NE of town of Linden (Valley Springs SW 7.5') 52 Comment
  UCR238737  Veronica persica George K. Helmkamp, E. A. Helmkamp 2012-2-3 18523 San Joaquin San Joaquin Valley, Escalon-Bellota Road, 0.2 mile south of its junction with CA-26, NE of Linden 39 Comment
  IRVC27655  Veronica persica E. E. Stanford 1928-2-10 781 San Joaquin Stocton Comment
  POM146106  Veronica persica E. E. Stanford 1927-3-11 108 San Joaquin Stockton. Comment
  POM147740  Veronica persica E. E. Stanford 1928-2-6 781 San Joaquin Stockton. Comment
  CDA28311  Vicia americana var. americana T. C. Fuller 1962-4-24 8228 San Joaquin South of Corral Hollow Creek, ca. 8 miles southwest of Tracy. 0 Comment
  CDA28312  Vicia americana var. americana T. C. Fuller 1962-4-24 8228 San Joaquin South of Corral Hollow Creek, ca. 8 miles southwest of Tracy. 0 Comment
  UC193980  Vicia hassei F. T. Bioletti 1892-1 San Joaquin Lower San Joaquin Comment
  JEPS66192  Vicia sativa subsp. nigra W. L. Jepson 1902-5-18 1823 A San Joaquin Clements Comment
  UCD108916  Vicia sativa subsp. nigra G. F. Hrusa; S. A. Wagner 1992-4-22 9306 San Joaquin Caswell Memorial State Park. Comment
  UCD109128  Vicia villosa subsp. varia G. F. Hrusa; S. A. Wagner 1992-4-22 9320 San Joaquin Caswell Memorial State Park. Comment
  UCR242950  Vicia villosa subsp. villosa George K. Helmkamp, E. A. Helmkamp 2010-4-7 15826 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
  UC1999825  Viola californica Milo S. Baker San Joaquin Probably from Tracy, California Comment
  RSA402916  Viola douglasii Flossie Draper 1928-3-20 112 San Joaquin Near Peters. Comment
  CAS-BOT-BC203010  Vitis californica E. E. Stanford 1930-5-30 1531 San Joaquin Jones Tract, San Joaquin Delta Comment
  RSA390390  Vitis californica E. E. Stanford 1930-5-30 1531 San Joaquin Jones Tract, San Joaquin Delta Comment
  UCD142927  Vitis californica H. Olmo 1934-8-2 s.n. San Joaquin Mokelumne River on US 99. Comment
  UCD142931  Vitis californica H. Olmo 1934-8-2 s.n. San Joaquin California. San Joaquin County: Mokelumne River at US 99. Comment
  UCD17093  Vitis californica H. Olmo 1934-8-2 s.n. San Joaquin Mokelumne River on US 99. Comment
  UCD17100  Vitis californica H. Olmo 1934-7-21 s.n. San Joaquin Border of San Joaquin and Stanislaus County: Stanislaus River on US 99. Comment
  UCD17101  Vitis californica H. Olmo 1934-7-21 s.n. San Joaquin Border of San Joaquin and Stanislaus County: Stanislaus River on US 99. Comment
  UCD17102  Vitis californica H. Olmo 1934-7-21 s.n. San Joaquin Border of San Joaquin and Stanislaus County: Stanislaus River on US 99. Comment
  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
  UCD17115  Vitis californica H. Olmo 1934-7-21 s.n. San Joaquin Border of San Joaquin and Stanislaus County: Stanislaus River on US 99. Comment
  UCD17116  Vitis californica H. Olmo 1934-7-21 s.n. San Joaquin Border of San Joaquin and Stanislaus County: Stanislaus River on US 99. Comment
  UCD17117  Vitis californica H. Olmo 1934-7-21 s.n. San Joaquin California. Border of San Joaquin and Stanislaus County: Stanislaus River on US 99. Comment
  UCD17555  Vitis californica H. Olmo 1934-8-2 s.n. San Joaquin Mokelumne River on US 99. Comment
  UCD17556  Vitis californica H. Olmo 1934-8-2 s.n. San Joaquin Mokelumne River on US 99. Comment
  CAS-BOT-BC198736  Vulpia bromoides E. E. Stanford 1930-4-26 1432 San Joaquin Copperopolis Rd. west of Peters Comment
  UCD93540  Vulpia bromoides G. F. Hrusa; S. A. Wagner 1992-4-22 9302 San Joaquin Caswell Memorial State Park. 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
  CAS-BOT-BC183677  Vulpia microstachys var. ciliata Alice Eastwood; John Thomas Howell 1935-4-7 2088 San Joaquin East end of Corral Hollow Comment
  UCD93841  Vulpia microstachys var. ciliata John Thomas Howell 1957-4-13 32022 San Joaquin Corral Hollow. Comment
  CAS-BOT-BC183745  Vulpia microstachys var. confusa Alice Eastwood; John Thomas Howell 1935-4-7 2089 San Joaquin East end of Corral Hollow Comment
  CAS-BOT-BC183747  Vulpia microstachys var. confusa E. E. Stanford 1930-4-5 1230 San Joaquin Hospital Canyon Comment
  UC766892  Vulpia microstachys var. confusa Robert F. Hoover 1935-3-1 239 San Joaquin Vernalis; San Joaquin Valley Comment
  CAS-BOT-BC184500  Vulpia microstachys var. pauciflora Alice Eastwood; John Thomas Howell 1935-4-7 2087 A San Joaquin East end of Corral Hollow Comment
  CAS-BOT-BC184501  Vulpia microstachys var. pauciflora John Thomas Howell 1938-4-3 13735 San Joaquin Corral Hollow Comment
  CAS-BOT-BC184502  Vulpia microstachys var. pauciflora Alice Eastwood 1935-4-7 2087 A San Joaquin East end of Corral Hollow Comment
  CAS-BOT-BC184503  Vulpia microstachys var. pauciflora Alice Eastwood; John Thomas Howell 1935-4-7 2087 San Joaquin East end of Corral Hollow Comment
  POM196215  Vulpia microstachys var. pauciflora C. R. Quick 1929-4-6 s.n. San Joaquin Stockton; In fields near campus Comment
  UCD94475  Vulpia myuros G. F. Hrusa; S. A. Wagner 1992-4-22 9246 San Joaquin Caswell Memorial State Park. Comment
  UCD94692  Vulpia myuros A. A. Beetle 1942-4-9 2940 San Joaquin 10 miles west of Modesto. On banks of San Joaquin River, Hwy 99. Comment
  UCD94694  Vulpia myuros A. A. Beetle 1942-4-9 2940 San Joaquin 10 miles west of Modesto. On banks of San Joaquin River, Hwy 99. Comment
  UCR238405  Vulpia myuros George K. Helmkamp, E. A. Helmkamp 2012-4-7 18719 San Joaquin San Joaquin Valley, along CA-26, 3.2 miles southwest of its junction with N Wimer Road, NE of town of Linden 52 Comment
  SEINET3271556 Image available Vulpia myuros f. megalura George K. Helmkamp, E. A. Helmkamp 2009-3-26 14463 San Joaquin San Joaquin Valley; junction of Collier Road and CA-88, about 0.2 mile north of the Mokelumne River 43 Comment
  CAS-BOT-BC185745  Vulpia myuros subsp. megalura E. E. Stanford 1928-4-19 889 San Joaquin Stockton Comment
  UC53367  Vulpia myuros var. hirsuta Benj. Cobb 1900-3-20 San Joaquin Tracy Comment
  SEINET10604549  Vulpia myuros var. hirsuta E. E. Stanford 1928-4-19 Stanford 889 San Joaquin Stockton. Roadsides and open fields. Comment
  CAS-BOT-BC423387  Wislizenia californica C. C. Parry 1881-7-1 s.n. San Joaquin Lathrop Comment
  CAS-BOT-BC423389  Wislizenia californica K. Brandegee 1907-10-2 25 San Joaquin Near Lathrop Comment
  CAS-BOT-BC423394  Wislizenia californica Beecher Crampton 1960-8-9 5774 San Joaquin 7.5 miles west of Ripon, along Durham Ferry Road. Comment
  JEPS6661  Wislizenia refracta subsp. californica Mrs. K. Brandegee 1907-10-2 25 San Joaquin near Lathrop Comment
  POM142488  Wislizenia refracta subsp. californica Katherine Brandegee 1907-10-2 25 San Joaquin Near Lathrop. Comment
  SBBG29793  Wislizenia refracta subsp. californica K. Brandegee 1907-10-2 San Joaquin near Lathrop Comment
  UC11146  Wislizenia refracta subsp. californica J. A. Sanford Sept. 1901 San Joaquin Stockton Comment
  UC11149  Wislizenia refracta subsp. californica F. T. Bioletti 1892-9-9 San Joaquin Lathrop Comment
  POM93654  Wislizenia refracta subsp. californica Katherine Brandegee 1907-10-2 s.n. San Joaquin Near Lathrop. Comment
  SEINET5850076  Wislizenia refracta subsp. californica K. Brandegee 1907-10-2 25 San Joaquin Near Lathrop Comment
  UCD116386  Wislizenia refracta subsp. californica K. Brandegee 1907-10-1 s.n. San Joaquin Lathrop, San Joaquin River. Comment
  CAS-BOT-BC534961  Wolffia C. Don MacNeill; G. Prlain 1981-12-13 n.s. San Joaquin Mokelumne River below Camanche Reservoir dam 27 Comment
  RSA318297  Wolffia globosa Wayne P. Armstrong 1984-8-23 1217 San Joaquin South side Liberty Road 1.5 mi. east of junction with Highway 88 (southwest of Ione) 61 Comment
  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
  SEINET8464901 Image available Wolffia globosa W. R. Russel, Jeff Swader 1967-6-20 San Joaquin South side of Liberty Road (where artificial fill crosses road), 1.8 miles east of State Highway 88, northeastern San Joaquin County Comment
  UCD138084  Wolffia globosa W. R. Russell 1967-6-20 s.n. San Joaquin Northeastern San Joaquin County: South side of Liberty Road (where artificial fill crosses road), 1.8 miles east of State Highway 88. Comment
  POM202662  Wolffiella lingulata J. T. Howell 1932-9-2 10790 San Joaquin Holt. Comment
  UC517501  Wolffiella lingulata John Thomas Howell 1932-9-2 10790 San Joaquin Holt Comment
  UC635134  Wolffiella lingulata H. L. Mason 1938-8-26 12072 San Joaquin Trappers Slough San Joaquin River, Roberts Island (Roberts Island, delta of the San Joaquin River) Comment
  UC702408  Wolffiella lingulata Herbert L. Mason 1945-10-10 San Joaquin Trappers Slough San Joaquin River, Roberts Island (Roberts Island, delta of the San Joaquin River) Comment
  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-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
  CAS-BOT-BC535223  Wolffiella lingulata J. Walter Thompson 1896-7-15 s.n. San Joaquin Floating in slough, Holt Comment
  CAS-BOT-BC535225  Wolffiella lingulata H. L. Mason 1937-6-21 11548 San Joaquin Trapper Slough, 1/2 mile southwest of Holt, Roberts Island Comment
  SEINET11770036  Wolffiella lingulata J. T. Howell 1932-1 10790 San Joaquin Holt Comment
  CAS-BOT-BC382875  Wyethia angustifolia C. L. Hitchcock 1940-5-12 6357 San Joaquin 3 miles south of Galt 15 Comment
  JEPS32066  Wyethia angustifolia R. F. Hoover 1936-4-30 1061 San Joaquin Lockeford Comment
  UC36774  Wyethia angustifolia J. Burtt Davy May 18 1895-May 30 1895 1222 San Joaquin grain field Holden Comment
  JEPS32012  Wyethia helenioides W. L. Jepson 1902-5-18 1820 San Joaquin Clements 40 Comment
  CAS-BOT-BC383651  Xanthium spinosum E. E. Stanford 1926-10-14 58 San Joaquin