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

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

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

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? Specimen ID Determination * Collector Collection Date Collection Number County Locality Elevation in meters Feedback
  UCR232643  Abutilon theophrasti George K. Helmkamp, E. A. Helmkamp 2011-10-15 18440 San Joaquin San Joaquin Valley, along CA-4, 0.4 mile east of Farmington 41 Comment
  SEINET3292756 Image available Acacia William G. Gambill Jr. 1965-3-31 San Joaquin Stockton, Amos Alonzo Stagg High School. Comment
  JEPS100505  Acanthomintha lanceolata Dean W. Taylor 1995-4-13 14821 San Joaquin Hospital Canyon 320 Comment
  SD241843  Acanthomintha lanceolata Dean William Taylor 1995-4-13 14821 San Joaquin Hospital Canyon. 320 Comment
  CDA37732  Achnatherum brachychaetum R. Breckenridge/K. Filippini 2009-11-15 s.n. San Joaquin Tracy; Thomsen Farms. 0 Comment
  CAS-BOT-BC29727  Achyrachaena mollis Alice Eastwood; John Thomas Howell 1935-4-7 2090 San Joaquin East end of Coral Hollow Comment
  UC29295  Achyrachaena mollis J. A. Sanford 1890-1 San Joaquin French Camp Comment
  CAS-BOT-BC29729  Achyrachaena mollis E. E. Stanford 1927-4-23 182 San Joaquin Near Stockton Comment
  RSA416305  Achyrachaena mollis E. E. Stanford 1930-4-18 s.n. San Joaquin Northeastern portion of the county. Comment
  CDA18934  Aegilops cylindrica D. Kratville 2000-5-15 PDR 028351 San Joaquin Lawn Ct., Tracy. 0 Comment
  RSA401061  Aesculus californica E. E. Stanford 1930-5-17 1503 San Joaquin Near Dry Creek. Comment
  UCR63937  Aesculus californica L. F. LaPre 1990-6-4 s.n. San Joaquin Borden Ranch, south side of Dry Creek 70 Comment
  UCD38679  Agrostis Beecher Crampton 1956-7-30 3741 San Joaquin 9.8 miles south of Clements. 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
  UCD55640  Agrostis pallens Beecher Crampton 1956-7-30 3741 San Joaquin 9.8 miles south of Clements. Clements Road. Comment
  UCD117152  Ailanthus altissima G. F. Hrusa 1992-8-26 9532 San Joaquin Caswell Memorial State Park. Comment
  SEINET3896057  Alisma gramineum Virginia Alexson 1964-6-13 22 San Joaquin Three miles North of Stockton.; 0 Comment
  UC516  Alisma plantago-aquatica J. A. Sanford 1890-1 29 San Joaquin Stockton Comment
  CAS-BOT-BC445369  Alisma plantago-aquatica Ira L. Wiggins 1934-6-23 6939 San Joaquin 3.2 miles east of Escalon on road to Oakdale Comment
  JEPS73876  Allium amplectens L. R. Heckard 1974-4-25 3670 San Joaquin 1/2 mi e Alameda county line (just w of Drop Tower No.__ on grounds of Atomic Energy Commission, Univ. of Calif. testing site); Corral Hollow 304 Comment
  UCD96878  Allium crispum Ellen Dean; Clare Loughran, Mary Shea, Wilde Legard, 2011-4-22 6930 San Joaquin Contra Costa Water District land (recently purchased), Carnegie Canyon Area at 32322 Corral Hollow Road west of CA-580 just north of junction with Interstate 5. Ridge south and above Amsinckia grandiflora canyon. Comment
  CAS-BOT-BC466768  Allium crispum Mrs. A. R. Arnold 1922-4-1 s.n. San Joaquin Corral Hollow, near Tracy Comment
  CDA2747  Allium neapolitanum J. B. Gianelli 1962-4-9 San Joaquin Victor Colvin property, Almond Drive & Stockton Drive, Lodi. 0 Comment
  RSA367052  Allium serra E. E. Stanford 1930-4-5 1222 San Joaquin Hospital Canyon. Comment
  CAS-BOT-BC475566  Allium serra Carl B. Wolf 1937-3-31 8391 San Joaquin San Joaquin Valley, mouth of Hospital Canyon, SW of Vernalis. 106 Comment
  CAS-BOT-BC475568  Allium serra Alice Eastwood; John Thomas Howell 1935-4-7 2094 San Joaquin East end of Corral Hollow Comment
  UC909001  Allophyllum gilioides subsp. gilioides R. F. Hoover 1938-4-9 3045 San Joaquin hill between Castle Rock and Black Butte (Corral Hollow); Corral Hollow Comment
  UCD110014  Alnus rhombifolia G. F. Hrusa; S. A. Wagner 1992-8-8 9342 San Joaquin Caswell Memorial State Park, Stanislaus River. 12 Comment
  POM195972  Alopecurus aequalis E. E. Stanford 1928-4-29 940 San Joaquin Roadside ditches near Stockton Comment
  UC576306  Alopecurus saccatus R. D. Roseberry 1935-5-16 179 San Joaquin 4 mi. n.w. Milton; Jackson Quad. 121 Comment
  UC936194  Alopecurus saccatus H. L. Mason 1932-4-24 6969 San Joaquin 11 mi. s. Clements Comment
  UCD55939  Alopecurus saccatus Beecher Crampton 1966-5-3 7685 San Joaquin ca. 7- 3/4 miles NNE Lodi, Liberty and Bruella Roads. Comment
  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
  CDA3259  Amaranthus albus T. C. Fuller 1958-7-3 1976 San Joaquin Staten Island. 0 Comment
Read comments
Jun 24 2009
  CDA3246  Amaranthus arenicola T. C. Fuller 1968-7-1 17357 San Joaquin Highway 99 at Tracy-Oakdale Highway (Hwy 120) overpass, Manteca. 0 Comment
  CDA3247  Amaranthus arenicola T. C. Fuller 1968-7-1 17357 San Joaquin Highway 99 at Tracy-Oakdale Highway (Hwy 120) overpass, Manteca. 0 Comment
  UC465917  Amaranthus blitoides Harriet A. Walker 1907-9-8 935 San Joaquin Lathrop Comment
  UCD97199  Amaranthus blitoides G. F. Hrusa; S. A. Wagner 1992-4-22 9258 San Joaquin Caswell Memorial State Park. 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
  CDA3306  Amaranthus caudatus T. C. Fuller 1958-7-3 s.n. San Joaquin Staten Island. 0 Comment
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Jun 24 2009
  CDA3307  Amaranthus caudatus T. C. Fuller 1958-7-3 2055 San Joaquin Staten Island. 0 Comment
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Jun 24 2009
  UCD97218  Amaranthus caudatus J. M. Tucker 1951-10-31 2314 -5 San Joaquin On Staten Island. Comment
  POM147749  Amaranthus hybridus E. E. Stanford 1927-8-10 674 San Joaquin Stockton Comment
  SD240817  Amaranthus powellii George K. Helmkamp, E. A. Helmkamp 2011-10-15 18432 San Joaquin San Joaquin Valley: along CA-26, 0.6 mile northeast of Escalon-Bellota Road (Linden 7.5'Q) 39 Comment
  UCR194721  Amaranthus powellii George K. Helmkamp, E. A. Helmkamp 2007-10-13 13083 San Joaquin Northern San Joaquin Valley, along Hwy CA-88, 1.0 mile southwest of Clements at Disch Road 37 Comment
  RSA404569  Amaranthus powellii R. Reynolds 1927-9-27 47 San Joaquin Stockton Comment
  UCD97571  Amaranthus powellii J. M. Tucker 1951-10-31 2314 -1 San Joaquin On Staten Island. Comment
  CDA3310  Amaranthus retroflexus Margaret Bellue 1933-10-6 San Joaquin Southwest of Lodi. 0 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
  CDA6726  Ambrosia artemisiifolia M. Switzenberg 1963-7-26 San Joaquin Railroad yards, Holt District. 0 Comment
  UC88760  Ambrosia psilostachya T. S. Brandegee 1901-9-9 San Joaquin San Joaquin Bridge Comment
  CAS-BOT-BC55623  Ambrosia psilostachya E. E. Stanford 1926-8-31 5 San Joaquin Stockton Comment
  UC73989  Ambrosia psilostachya J. A. Sanford 220 San Joaquin Robert's Island Comment
  CDA6722  Ambrosia trifida R. S. Griffith 1959-8-4 San Joaquin Clifton Court Road and Byron-Tracy Highway, Byron. 0 Comment
  JEPS33276  Ammannia coccinea Rimo Bacigalupi and L. Constance 1962-8-13 8714 San Joaquin just n. San Joaquin City (just n. of bridge of Durham Ferry Rd., flats on e. side of San Joaquin R.) 3 Comment
  UC19727  Ammannia coccinea J. A. Sanford 1890-1 40 San Joaquin Stockton Comment
  JEPS45988  Ammannia robusta F. T. Bioletti Sept. 1892 San Joaquin San Joaquin Bridge Comment
  UCD102879  Ammannia robusta G. F. Hrusa; S. A. Wagner 1992-8-8 9353 San Joaquin Caswell Memorial State Park. Oxbow Lake. Comment
  CDA20731  Ammi majus Michael DeLucchi 2006-6-27 PDR 1344836 San Joaquin 17055 E. Highway 4, Stockton. Comment
  RSA639016  Ammi majus Michael A. Vincent 1999-6-12 8619 San Joaquin Along Route 4, 0.5 mile east of Jack Tome Road Comment
  UC1178287  Amsinckia Ray and Chisaki K 163 San Joaquin Farmington Comment
  UCD96886  Amsinckia Ellen Dean; Clare Loughran, Mary Shea, Wilde Legard, 2011-4-22 6934 San Joaquin Contra Costa Water District land (recently purchased), Carnegie Canyon Area at 32322 Corral Hollow Road west of CA-580 just north of junction with Interstate 5. Ridge south and above Amsinckia grandiflora canyon. Comment
  CAS-BOT-BC214038  Amsinckia E. E. Stanford 1928-3-2 784 San Joaquin Stockton Comment
  CAS-BOT-BC26859  Amsinckia delicata Alice Eastwood 1917-4-2 s.n. San Joaquin Banta Comment
  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
  SEINET3293462 Image available Amsinckia douglasiana P. O. Schallert 1945-3-8 C 30 San Joaquin Near Stockton common waste places 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
  RSA499907  Amsinckia eastwoodiae E. E. Stanford 1928-3-10 798 San Joaquin Manteca. Comment
  UC1084432  Amsinckia eastwoodiae G. Thomas Robbins 1940-3-16 285 San Joaquin near Castle Rock (n facing slope Corral Hollow); Corral Hollow 198 Comment
  UC1084594  Amsinckia eastwoodiae Francia Chisaki, Peter M. Ray 1952-3-29 2189 San Joaquin 1.8 mi n Corral Hollow (basin e of Alameda-San Joaquin County line) 381 Comment
  UC1178334  Amsinckia eastwoodiae Ray and Chisaki 1952-4-22 K 138 San Joaquin Farmington Comment
  UC1178335  Amsinckia eastwoodiae Ray and Chisaki 1952-4-22 K 138 San Joaquin Farmington Comment
  RSA0090956  Amsinckia eastwoodiae J. T. Howell 1938-4-10 13756 San Joaquin Hospital Canyon. Comment
  CAS-BOT-BC222441  Amsinckia grandiflora R. F. Hoover 1938-3-19 2866 San Joaquin 1 mi. n. of Corral Hollow near Alameda Co. line Comment
  CAS-BOT-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
  JEPS24885  Amsinckia grandiflora R. F. Hoover 1938-5-7 3357 San Joaquin 1 mile N of Corral Hollow near Alameda County line). Comment
  JEPS24886  Amsinckia grandiflora R. F. Hoover 1938-3-19 2866 San Joaquin 1 mile N of Corral Hollow near Alameda County line). Comment
  JEPS24887  Amsinckia grandiflora R. F. Hoover 1938-4-9 3021 San Joaquin 1 mile N of Corral Hollow near Alameda County line). Comment
  JEPS46003  Amsinckia grandiflora L. R. Heckard, Ornduff, John J. Souza 1966-4-16 1470 San Joaquin North from Corral Hollow Road, about 1 mile from road and 1/2 mile east of Alameda County line. Just Southwest of drop tower of the U.S. Atomic Energy Commission testing area. Comment
  JEPS73877  Amsinckia grandiflora L. R. Heckard 1974-4-25 3671 San Joaquin Just west of Drop Tower No. 358 on grounds of Atomic Energy Commission (1/2 mi. e. of Alameda Co. line, University CA test site in Corral Hollow); University CA test site in Corral Hollow. 304 Comment
  JEPS83139  Amsinckia grandiflora L. R. Heckard 1974-4-25 3671 San Joaquin just w. of Drop Tower No. <__> on grounds of Atomic Energy Commission (1/2 mi. e. of Alameda Co. line, University CA test site in Corral Hollow); University CA test site in Corral Hollow 304 Comment
  UC1178263  Amsinckia grandiflora Francia Chisaki 1956-4-5 664 San Joaquin 1.5 mi n of raod in Corral Hollow (0.45 mi e of San Joaquin-Alameda county line, e side of canyon leading n from Corral Hollow) Comment
  UC881387  Amsinckia grandiflora Lewis S. Rose 1938-4-26 38210 San Joaquin Corral Hollow 152 Comment
  RSA97104  Amsinckia grandiflora Elizabeth McClintock 1950-3-26 s.n. San Joaquin Corral Hollow [This creek runs from Alameda county into San Joaquin and then back to Alameda county.] Comment
  SEINET7883454  Amsinckia grandiflora Lewis S. Rose 1938-1 San Joaquin Comment
  JEPS16870  Amsinckia intermedia Peter H. Raven with G. Thomas Robbins 1956-4-29 9131 San Joaquin 8.8 mi s of Stockton (on U.S. Hwy 50) Comment
  JEPS76766  Amsinckia intermedia L. R. Heckard 1974-4-25 3674 San Joaquin on grounds of Atomic Energy Commission, Univ. of Calif (testing site in Corral Hollow, 1/2 mi e of Alameda County line, just w of Drop Tower) 304 Comment
  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
  UC1094068  Amsinckia intermedia Francia Chisaki, Peter M. Ray 1951-4-14 1983 San Joaquin 3 mi e of Stockton (Hwy #4) 7 Comment
  UC1178285  Amsinckia intermedia Ray and Chisaki 1952-9-3 K 155 San Joaquin Farmington Comment
  UC1178286  Amsinckia intermedia Ray and Chisaki 1952-9-3 K 159 San Joaquin Farmington Comment
  UC1191062  Amsinckia intermedia C. R. Bell 1951-4-6 954 San Joaquin Farmington Comment
  UC479955 Image available Amsinckia intermedia C. F. Baker 1903-4-25 2779 San Joaquin Tracy; ; Tracy, San Joaquin Co. Comment
  UC763081  Amsinckia intermedia R. F. Hoover 1937-4-3 1747 San Joaquin Lower end of Corral Hollow 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
  UCSB5508  Amsinckia intermedia Constance, Lincoln; Beetle, Alan 1940-3-21 San Joaquin Castle Rock, Corral Hollow; Inner Coast Ranges 198 Comment
  JEPS24899  Amsinckia lycopsoides W. L. Jepson 1937-4-23 18017 San Joaquin 5 mi se Stockton (on the Farmington Road) Comment
  JEPS25324  Amsinckia lycopsoides R. F. Hoover 1937-5-18 2179 San Joaquin near Lathrop Comment
  UC1094052  Amsinckia lycopsoides Francia Chisaki 1954-3-27 580 San Joaquin on Telsa Road grade before entering Corral Hollow Comment
  UC573080  Amsinckia lycopsoides H. L. Mason 1932-3-19 6813 San Joaquin w of Tracy (road from Mountain House to Midway) Comment
  UC573083  Amsinckia lycopsoides H. L. Mason 1932-3-19 6814 San Joaquin w of Tracy (road from Mountain House to Midway) Comment
  UC727044  Amsinckia lycopsoides A. A. Heller 1941-3-24 15911 San Joaquin Banta Comment
  UCD96873  Amsinckia lycopsoides Ellen Dean; Clare Loughran, Mary Shea, Wilde Legard, 2011-4-22 6927 San Joaquin Contra Costa Water District land (recently purchased), Carnegie Canyon Area at 32322 Corral Hollow Road west of CA-580 just north of junction with Interstate 5. Ridge southeast of (above) Amsinckia grandiflora canyon. Comment
  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
  UCD119737  Amsinckia menziesii Alice Eastwood; John Thomas Howell 1935-4-7 2113 A San Joaquin East end of Corral Hollow. Comment
  UCD119790  Amsinckia menziesii Terri Williamson 1990-4-28 12 San Joaquin Buena Vista Rd. 1 mi. E. of Hwy. 88. 121 Comment
  JEPS61108  Amsinckia menziesii var. menziesii W. L. Jepson 1938-4-14 18683 San Joaquin headwaters of Goose Creek Comment
  UC1178324  Amsinckia menziesii var. menziesii Ray and Chisaki 1952-4-22 K 139 San Joaquin Farmington Comment
  UC1191064  Amsinckia menziesii var. menziesii C. R. Bell 1951-4-6 955 San Joaquin Farmington 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-BC26954  Amsinckia scabricarpa Alice Eastwood 1917-4-2 s.n. San Joaquin Banta Comment
  SBBG54424  Amsinckia spectabilis C. F. Baker 1903-4-25 2779 San Joaquin Tracy Comment
  SEINET12519231  Amsinckia tessellata P. O. Schallert 1943-1 39 San Joaquin Stockton Comment
  UC1084597  Amsinckia tessellata var. gloriosa Peter M. Ray 1952-3-29 2185 San Joaquin canyon leading n from Corral Hollow (0.45 mi e of San Joaquin-Alameda County line, 1.1 mi n of raod in Corral Hollow) 304 Comment
  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
  CHSC67888  Amsinckia vernicosa var. vernicosa James D. Jokerst 1989-3-30 3076 B San Joaquin Lawrence Livermore Laboratory, Site 300. Comment
  UC765549  Amsinckia vernicosa var. vernicosa R. F. Hoover 1938-4-9 3023 San Joaquin 1 mi n of Corral Hollow (near Alameda County line) Comment
  UCD117537  Anagallis arvensis Marvin Nies 1951-5-4 57 San Joaquin 6 miles east of Lodi. Comment
  CAS-BOT-BC45264  Ancistrocarphus filagineus Maxine Wilkes 1940-4-7 s.n. San Joaquin Corral Hollow Comment
  CAS-BOT-BC46944  Androsace elongata subsp. acuta H. L. Mason 1932-3-19 6820 San Joaquin two mi. e. of Midway. Midway is e. of Patterson Pass, and s. of Mountain House on Rt. 50. Comment
  UC635716  Androsace elongata subsp. acuta H. L. Mason 1932-3-19 6820 San Joaquin two mi e Midway Comment
  UCD77333  Androsace elongata subsp. acuta Robert E. Preston 2002-4-1 1782 San Joaquin Lawrence Livermore National Laboratory, Site 300. 365 Comment
  UC4890  Anemopsis californica J. A. Sanford 1890-1 369 San Joaquin Stockton Comment
  SEINET8656120  Anemopsis californica D. W. McNeal 1983-5-16 2807 San Joaquin Moist soil along the edge of the slough N. of Eight Mile Rd. 0.6 mi. W. of Interstate #5 N. of Stockton. Comment
  UC764003  Aphanes occidentalis Robert F. Hoover 1935-3-1 244 San Joaquin 5 mi sw Ripon Comment
  CDA39746  Apocynum androsaemifolium Bellue - Ball Sep 1938 s.n. San Joaquin Near Lodi or Stockton. 0 Comment
  POM308818  Apocynum cannabinum I. L. Wiggins 1942-7-1 s.n. San Joaquin Junction of Holt and Borden Roads, 7 miles from Stockton, 1 mile from Holt Comment
  RSA23171  Apocynum cannabinum I. L. Wiggins 1938-8-15 s.n. San Joaquin Bank of drainage canal 1.5 miles east of Middle River Bridge on Highway #4 Comment
  RSA308817  Apocynum cannabinum I. L. Wiggins 1942-7-1 s.n. San Joaquin San Joaquin Bridge, 4.5 miles south of Stockton Comment
  RSA147785  Apocynum sibiricum E. E. Stanford 1927-9-26 715 San Joaquin Stockton, near Louis Park Comment
  UC21920  Arctostaphylos viscida subsp. mariposa J. A. Sanford 1890-1 422 San Joaquin Comment
  UCD56469  Aristida oligantha Beecher Crampton 1956-7-30 3745 San Joaquin 4.8 miles north of Farmington. Comment
  CDA24670  Armoracia rusticana J. Solari 1966-4-12 San Joaquin San Joaquin Delta . 0 Comment
  UC29660  Artemisia biennis D. T. Fowler 1899-10-1 San Joaquin Lockford Comment
  CAS-BOT-BC90126  Artemisia biennis E. E. Stanford 1926-10-26 87 San Joaquin Stockton, Louis Park Comment
  CDA10146  Artemisia californica J. B. Gianelli 1973-10-31 San Joaquin U.S.D.A. Soil Conservation Service Plant Material Center, Lockeford. 0 Comment
  CAS-BOT-BC90257  Artemisia douglasiana Brian Atwater 1978-8-22 BA- 75 San Joaquin Middle River; between Victoria Is. and Upper Jones Tract 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
  UC22989  Asclepias fascicularis F. T. Bioletti 1892-9-9 San Joaquin Lathrop Comment
  CDA39834  Asclepias fascicularis Barry Aug 1938 s.n. San Joaquin Near Stockton. 0 Comment
  RSA401255  Asclepias fascicularis E. E. Stanford 1927-8-31 s.n. San Joaquin Stockton Comment
  SEINET10637016  Asclepias fascicularis Ezra Michener, Frederic T. Bioletti 1892-9-9 Michener s.n. 1892 San Joaquin Lathrop Comment
  JEPS49818  Asclepias vestita W. L. Jepson 1896-6-27 14541 San Joaquin between Mossdale School Atlanta; San Joaquin Valley Comment
  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
  UCD138668  Asparagus officinalis subsp. officinalis John Thomas Howell 1954-9-5 30029 San Joaquin along Highway near Holt. Comment
  CDA10237  Aster chilensis Croce 1963-12-17 San Joaquin Woodbridge Irrigation District, Augie Orrigone property, north of Highway 99. 0 Comment
  CDA10238  Aster chilensis Croce 1963-12-17 San Joaquin Woodbridge Irrigation District, Augie Orrigone property, north of Highway 99. 0 Comment
  SEINET3388586 Image available Aster exilis Lewis S. Rose 1932-10-2 32663 San Joaquin Holt Comment
  POM147804  Aster subulatus var. ligulatus E. E. Stanford 1927-8-18 683 San Joaquin Stockton Comment
  RSA124892  Aster subulatus var. ligulatus A. G. O'Berg 1955-10-1 s.n. San Joaquin 2.1 miles south of San Joaquin on west side of Colorado Road, along edge of cultivated cotton field. Comment
  RSA417850  Aster subulatus var. ligulatus R. Reynolds 1927-9-27 40 San Joaquin Stockton Comment
  CAS-BOT-BC180513  Astragalus asymmetricus David D. Keck 1933-8-23 2502 San Joaquin Carnegie, Corral Hollow, Western San Joaquin County 198 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
  RSA128102  Astragalus asymmetricus Clare B. Hardham 1959-5-6 4409 San Joaquin Intersection Nacimiento Dam Road and road to Pleyto. Comment
  RSA517287  Astragalus didymocarpus Barbara J. Ertter 1986-3-14 5787 San Joaquin Corral Hollow in Diablo Range SE of Livermore, along Tesla Rd (Rt. J12) 3.5 mi W of jct I-580. 152 Comment
  UC13346  Astragalus didymocarpus F. T. Bioletti 1892-1 San Joaquin Lower San Joaquin Comment
  UC82658  Astragalus didymocarpus C. F. Baker 1903-4-25 2782 San Joaquin Tracy Comment
  CAS-BOT-BC182329  Astragalus didymocarpus var. didymocarpus Charles Piper Smith 1921-4-13 3466 San Joaquin Tracy - Southern Pacific - Niles line Comment
  CAS-BOT-BC182330  Astragalus didymocarpus var. didymocarpus Alice Eastwood; John Thomas Howell 1938-4-18 5076 San Joaquin Hospital Canyon Comment
  CAS-BOT-BC182333  Astragalus didymocarpus var. didymocarpus Alice Eastwood; John Thomas Howell 1935-4-7 s.n. San Joaquin Corral Hollow Comment
  UC1561440  Astragalus didymocarpus var. didymocarpus Barbara Ertter with Dale McNeal 1986-3-14 5787 San Joaquin along Tesla Rd. (Rt. J12) 3.5 mi w of jct I-580 (se of Livermore, Corral Hollow in Diablo Range); Diablo Range, Corral Hollow, se of Livermore 152 Comment
  CAS-BOT-BC182331  Astragalus didymocarpus var. didymocarpus John Thomas Howell 1933-3-26 10883 San Joaquin 14 miles northwest of McKittrick. 914 Comment
  CAS-BOT-BC182661  Astragalus douglasii Volney Rattan 1880-7-1 s.n. San Joaquin Live Oaks Comment
  JEPS54646  Astragalus gambelianus W. L. Jepson 1922-4-2 9580 San Joaquin Corral Hollow Mt. Hamilton Range, Corral Hollow (Mt. Hamilton Range, w San Joaquin County) 182 Comment
  UC764942  Astragalus gambelianus R. F. Hoover 1938-4-9 3040 San Joaquin hill betw. Castle Rock and Black Butte (Corral Hollow); , hill betw. Castle Rock and Black Butte Comment
  CAS-BOT-BC178268  Astragalus gambelianus Volney Rattan 1883-3-20 s.n. San Joaquin Wilkinson's Ranch Comment
  RSA60149  Astragalus gambelianus Lois E. James 1947-4-12 1755 San Joaquin Hills just N of San Luis Obispo. Comment
  SEINET948625  Astragalus oxyphysopsis Carl B. Wolf 1935-1 6415 San Joaquin Coalinga -- Hanford Road, 2 3/10 miles MI. E. of Fresno County line. Comment
  CAS-BOT-BC193340  Astragalus tener var. tener E. E. Stanford 1927-3-23 116 San Joaquin Stockton. Near Smith's Canal Comment
  JEPS53222  Athysanus pusillus W. L. Jepson 1922-4-2 9584 San Joaquin Corrral Hollow, w San Joaquin County Corrral Hollow 182 Comment
  CAS-BOT-BC17577  Athysanus pusillus Frank Walton Gould 1940-3-12 883 San Joaquin Ridge opposite Castle Rock, Corral Hollow, Mount Hamilton Range. 198 Comment
  UCR51786  Athysanus unilateralis L. S. Rose 1938-4-3 38120 San Joaquin San Joaquin Valley/Inner South Coast Range, Corral Hollow 122 Comment
  RSA147793  Atriplex argentea E. E. Stanford 1927-8-15 678 San Joaquin Stockton Comment
  CDA23229  Atriplex argentea var. mohavensis J. T. Howell 1973-10-31 50265 San Joaquin Along Highway 50 at Hospital Creek southeast of Vernalis. 0 Comment
  UC7135  Atriplex argentea var. mohavensis J. Burtt Davy 1893-11-13 1190 San Joaquin Stockton Comment
  JEPS628  Atriplex cordulata W. L. Jepson 1896-7-17 San Joaquin Comment
  SEINET4133819  Atriplex fruticulosa Howard C. Stutz 1991-5-31 95520 San Joaquin North Livermore, 2000 No, Bluebell Boulevard.; 0 Comment
  CAS-BOT-BC180936  Atriplex minuscula F. R. Lawson 1930-10-14 s.n. San Joaquin 8.8 miles N. of Tranquility Comment
  UC57370  Atriplex semibaccata N. K. Berg 1903-12-10 28 San Joaquin Rough and Ready Isl. Comment
  UCD39027  Atriplex semibaccata Beecher Crampton 1960-8-9 5764 San Joaquin 3 miles NE of Vernalis, old site of San Joaquin City, at crossing of Durham Ferry Road with San Joaquin River. Comment
  CDA23326  Atriplex serenana T. C. Fuller 1962-6-4 8833 San Joaquin North side of Highway 50 at railroad tracks, west limits of Tracy. 0 Comment
  JEPS59394  Atriplex serenana W. L. Jepson 1896-7-17 San Joaquin near Stockton; Lower San Joaquin, near Stockton Comment
  UCD97792  Atriplex serenana A. S. Crafts 1926-7-24 503 San Joaquin between Manteca and Merced. Comment
  UC452643  Atriplex serenana var. serenana Harriet A. Walker 1907-9-8 934 San Joaquin Lathrop Comment
  UC7107  Atriplex serenana var. serenana J. Burtt Davy 1893-11-13 1189 San Joaquin Stockton Comment
  CAS-BOT-BC180895  Atriplex serenana var. serenana John Thomas Howell 1929-9-21 4412 San Joaquin Railroad embankment, Holt. Comment
  SEINET9360465  Atriplex suberecta Unknown 2003-10-10 16136 San Joaquin Roadside on Hwy 33 app. 1/2 mi. S of I-5 Vernalis exit. Comment
  RSA147734  Atriplex subspicata E. E. Stanford 1927-9-26 718 San Joaquin Stockton. Comment
  RSA478356  Atriplex subspicata E. E. Stanford 1926-10-12 55 San Joaquin Near Stockton Comment
  CDA12442  Avena fatua G. F. Hrusa, S. A. Wagner 1992-3-4 9088 San Joaquin Caswell Memorial State Park. Immediately below the campground. 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
  POM196206  Baccharis douglasii E. E. Stanford 1929-10-25 1173 San Joaquin Near Stockton Comment
  CDA15564  Baccharis glutinosa G. F. Hrusa, M. Rejmanek, M. Tu 1998-10-14 14895 San Joaquin Caswell Memorial State Park. Comment
  JEPS21242  Baccharis glutinosa R. F. Hoover 1935-9-9 724 San Joaquin Union Island 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
  SEINET899244  Baccharis salicifolia R. A. Dodge 1957-1 90 San Joaquin 15 miles southeast of Livermore, on Corral Hollow Road 46 Comment
  UC614712  Baccharis salicifolia subsp. salicifolia Beryl O. Schreiber 1932-3-27 137 San Joaquin near Midway Comment
  UC1259011  Bacopa eisenii J. L. Strother 1977-7-19 1278 San Joaquin ca 2 mi n Escalon (Route J9, ca .33 mi e of Route J6) Comment
  UC26786  Bacopa eisenii J. A. Sanford 1893-1 San Joaquin Stockton Comment
  SEINET3387388 Image available Baeria platycarpha P. O. Schallert 1945-4-1 160 San Joaquin Smaller gold fields 20 m. of Stockton, California Comment
  RSA671797  Bellis perennis P. O. Shallert 1945-6-3 s.n. San Joaquin Park lawn, Stockton Comment
  CDA15560  Bidens frondosa G. F. Hrusa, M. Rejmanek, M. Tu 1998-10-14 14891 San Joaquin Caswell Memorial State Park on Stanislaus River. W terminus of Fence Line trail. Comment
  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
  UC579887  Bidens frondosa Annetta Carter 1934-7-4 1934 San Joaquin between Middle River and Holt Middle River (in drainage ditch Borden Highway); Borden Highway Comment
  UC912221  Bidens frondosa Herbert L. Mason 1928-9-30 4956 San Joaquin near Holt (San Joaquin Delta); San Joaquin Delta Comment
  UCD129572  Bidens frondosa G. F. Hrusa; S. A. Wagner 1992-8-9 9333 San Joaquin Oxbow Lake, Caswell Memorial State Park. 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
  CDA10517  Bidens laevis J. F. Silva 1957-10-4 385 -57 San Joaquin Escalon. 0 Comment
  UCR232292  Blennosperma bakeri George K. Helmkamp, E. A. Helmkamp 2011-3-29 17097 San Joaquin San Joaquin Valley, along CA-26 at the junction with Ospital/N Wimer Road, c. 0.3 mile southwest of the Calaveras County line, 9.1 miles NE (56 deg. ) of Linden 72 Comment
  CAS-BOT-BC100277  Blennosperma nanum var. nanum Volney Rattan 1886-3-18 s.n. San Joaquin Live Oaks 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
  SJSU1709  Blepharizonia laxa C. W. Sharsmith 1955-9-11 6297 B San Joaquin Tesla Road W of Corral Hollow, Mt Hamilton Range, southwestern San Joaquin County Comment
  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
  CAS-BOT-BC100323  Blepharizonia plumosa R. F. Hoover 1935-9-7 716 San Joaquin Tracy Comment
  JEPS18827  Blepharizonia plumosa R. F. Hoover 1935-9-7 716 San Joaquin Tracy Comment
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Apr 12 2009
  UC761854  Blepharizonia plumosa Robert F. Hoover 1935-9-7 716 San Joaquin Tracy Comment
  UCD129613  Blepharizonia plumosa Robert E. Preston 1996-10-4 1005 San Joaquin northwest slope of Black Butte, south of Corral Hollow Road, around 2 miles west of its junction with I-5. 152 Comment
  RSA465632  Boisduvalia cleistogama E. E. Stanford 1930-5-26 1522 San Joaquin Harney Lane Comment
  RSA41183  Boisduvalia glabella Robert F. Hoover 1935-6-12 646 San Joaquin Farmington. Comment
  CAS-BOT-BC28212  Bolboschoenus fluviatilis LeRoy Abrams 1917-9-14 6742 San Joaquin 3 mi NW of Stockton. In sand of Calaveras River. Comment
  CAS-BOT-BC31037  Bolboschoenus maritimus Herbert L. Mason 1948-5-31 13574 San Joaquin three miles north of Ripon. Comment
  SEINET3404157 Image available Brassica campestris P. O. Schallert 1945-3-29 s.n. San Joaquin Near Stockton Comment
  UCR194718  Brassica geniculata George K. Helmkamp, E. A. Helmkamp 2007-10-13 13085 San Joaquin Northern San Joaquin Valley, along Hwy CA-88, 1.0 mile southwest of Clements at Disch Road 37 Comment
  CAS-BOT-BC30267  Brassica nigra E. E. Stanford 1928-3-13 802 San Joaquin Stockton. Comment
  CDA24703  Brassica nigra T. C. Fuller 1962-4-2 8205 San Joaquin 2 miles northwest of Lathrop Bridge, ca. 5 miles northeast of Tracy. 0 Comment
  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
  RSA482908  Brassica nigra C. R. Quick 1929-3-17 s.n. San Joaquin Near Peters. Comment
  UCR253609  Brassica rapa George K. Helmkamp 2014-3-18 22577 San Joaquin San Joaquin Valley, along Hwy CA-88 on the southwest side of the border with Calaveras County, 7.1 mi. SW (220 deg. ) of Ione 87 Comment
  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
  CAS-BOT-BC36688  Brassica rapa E. E. Stanford 1927-9-17 702 San Joaquin Stockton. In Calaveras River. Comment
  RSA147997  Brassica rapa E. E. Stanford 1927-9-17 702 San Joaquin Stockton Comment
  RSA482941  Brassica rapa C. R. Quick 1929-4-13 s.n. San Joaquin Stockton; 1 mile W of Campus. Comment
  UCD114834  Brassica rapa E. F. Serr 1932-3-4 s.n. San Joaquin Lodi. Comment
  RSA25312  Briza minor C. L. Hitchcock 1940-4-29 6302 San Joaquin 3 miles south of Galt. 16 Comment
  UCR2202A  Briza minor F. M. Reed 1920-10-22 4539 San Joaquin Sacramento Valley, Rice field near Galt 15 Comment
  JEPS5518  Brodiaea appendiculata R. F. Hoover 1936-4-30 1058 San Joaquin Farmington Comment
  UC3323  Brodiaea appendiculata F. W. Gunnison May 1896 San Joaquin Linden 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
  SEINET12049955  Brodiaea appendiculata E. E. Stanford 1930-1 1467 San Joaquin near Stockton Comment
  SEINET7072961  Brodiaea coronaria A. G. Vestal 1963-5-27 s.n. San Joaquin Old aluvium at a stony adobe about 0.7 mile east of Duck Creek and east of Linden and northeast of Bellota on Route 26. Coordinate datum: WGS84/NAD83. (38? deg. 3' 38" North Latitude, -121? deg. 0' 12" West Longitude, UTM Zone 10, 675168mE, 4214211mN. Coordinate datum: NAD27.). Comment
  UCD14202  Brodiaea elegans subsp. elegans Gregory Sutton 1974-5-18 95 B San Joaquin San Joaquin County; 1/2 mi. north of Milton Road along the Escalon-Bellota Highway; 36 Comment
  UCD14204  Brodiaea elegans subsp. elegans Janey Veneman 1974-5-18 78 B San Joaquin 1/2 mi. north of Milton Road along the Escalon-Bellota Highway; 36 Comment
  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
  CAS-BOT-BC484509  Brodiaea minor Roxana S. Ferris 1953-5-15 12642 San Joaquin Road between Everett School & intersection with Bellota-Farmington road, ca. 1 mi. W of intersection Comment
  UCR62331  Brodiaea terrestris subsp. terrestris L. F. LaPre 1990-5-8 s.n. San Joaquin Borden Ranch, Mackville Rd, 1-2 mi north of Liberty Rd; c. 7 miles north of Clements 70 Comment
  POM196216  Bromus arizonicus C. R. Quick 1929-4-6 s.n. San Joaquin Stockton; Campus Comment
  SEINET3292686 Image available Bromus commutatus P. O. Schallert 1945-5-20 C 274 San Joaquin Stockton Comment
  HSC9290  Bromus diandrus C. S. Chavez 1965-4-10 29 San Joaquin Hwy. 50 downtown Tracy Comment
  SACT000664  Bromus diandrus Herbert Copeland 1935-7-28 San Joaquin Comment
  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
  UCR253640  Bromus diandrus George K. Helmkamp 2014-3-18 22581 San Joaquin San Joaquin Valley, along Hwy CA-88 on the southwest side of the border with Calaveras County, 7.1 mi. SW (220 deg. ) of Ione 87 Comment
  CAS-BOT-BC389763  Bromus diandrus var. rigidus R. D. Hennessey 1964-5-2 78 San Joaquin One mile north of Calaveras River and about 7 miles northeast of point where river empties into Stockton Channel Comment
  CDA12443  Bromus hordeaceus G. F. Hrusa, S. A. Wagner 1992-4-2 9307 San Joaquin Caswell Memorial State Park. Throughout the park. Comment
  UC1131066  Bromus hordeaceus C. M. Belshaw 1936-4-24 1976 A San Joaquin 1 1/2 mi sw of Wallace 121 Comment
  UC596191  Bromus hordeaceus R. F. Hoover 1935-3-16 346 San Joaquin Farmington Comment
  UCD58638  Bromus hordeaceus Mrs. H. P. Kelley 1916-5-25 s.n. San Joaquin San Joaquin County. Comment
  UCD58662  Bromus hordeaceus G. F. Hrusa; S. A Wagner 1992-4-22 9264 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
  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
  UCD59274  Bromus racemosus Terri Williamson 1990-4-28 10 San Joaquin Buena Vista Road, 1 mile E of Highway 88. 121 Comment
  UCR253643  Bromus rubens George K. Helmkamp 2014-3-18 22576 San Joaquin San Joaquin Valley, along Hwy CA-88 on the southwest side of the border with Calaveras County, 7.1 mi. SW (220 deg. ) of Ione 87 Comment
  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
  UC7747  Calandrinia ciliata J. A. Sanford 1890-1 94 San Joaquin French Camp Comment
  CAS-BOT-BC438329  Calandrinia ciliata E. Roy Weston 1927-4-3 586 San Joaquin Near Comanche Pk., San Joaquin Valley Comment
  CAS-BOT-BC438331  Calandrinia ciliata E. E. Stanford 1928-3-15 807 San Joaquin Stockton Comment
  CAS-BOT-BC167299  California macrophylla M. K. Bellue 1938-4-1 s.n. San Joaquin Thos. Hansen Ranch 2 miles se. of Tracy Comment
  CAS-BOT-BC167300  California macrophylla Alice Eastwood; John Thomas Howell 1938-4-18 5089 San Joaquin Hospital Canyon Comment
  UC570781 Image available Callitriche hermaphroditica H. L. Mason 1928-5-3 4445 San Joaquin 4 mi n Clementes; ; San Joaquin Co. Comment
  UC570780  Callitriche heterophylla var. bolanderi H. L. Mason 1929-4-7 5202 San Joaquin 4 mi e Clements Comment
  CAS-BOT-BC132333  Calochortus clavatus R. Bacigalupi 1949-5-17 3097 San Joaquin Hospital Canyon, lower slopes 182 Comment
  JEPS7426 Image available Calochortus clavatus R. Bacigalupi 1949-5-17 3097 San Joaquin Hospital Canyon 182 Comment
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Nov 9 2011
  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
  POM172658  Calycadenia hispida E. E. Welty 1916-9-23 s.n. San Joaquin 7 miles northeast of Ripon 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
  JEPS38569  Calycadenia multiglandulosa W. L. Jepson 1896-6-27 14866 San Joaquin lower San Joaquin, between Moss Ferry and Atlanta San Joaquin Comment
  CAS-BOT-BC270658  Calycadenia multiglandulosa H. M. Hall 1930-8-8 12850 San Joaquin 2.5 miles E of Farmington, on road to Milton Comment
  CAS-BOT-BC270660  Calycadenia multiglandulosa John Thomas Howell 1931-9-23 s.n. San Joaquin Cultivated at Carnegie Laboratory from seed collected 2.5 miles E of Farmington Comment
  CAS-BOT-BC270661  Calycadenia multiglandulosa David D. Keck 1932-6-26 1507 San Joaquin 2.5 miles E of Farmington, on Milton Road, along deep ditch Comment
  CAS-BOT-BC270663  Calycadenia multiglandulosa David D. Keck; Palmer Stockwell 1933-8-23 2511 San Joaquin 2.5 miles E of Farmington, on bank at edge of cultivated field Comment
  UC177482  Calycadenia multiglandulosa C. C. Parry 1881-1-1 136 San Joaquin Pacific Coast Comment
  JEPS33818  Calycadenia spicata C. C. Parry 1881-1-1 132 San Joaquin Milton Station, near Stockton Comment
  UCD129877  Calycadenia truncata Gerald D. Carr 1971-9-24 673 San Joaquin 2.2 miles west of Calaveras County line on Highway 12. 60 Comment
  RSA255490  Calycadenia truncata subsp. truncata Gerald D. Carr 1971-9-24 673 San Joaquin 2.2 miles west of Calaveras Co. line on Hwy. 12 61 Comment
  UC765777  Calyptridium monandrum R. F. Hoover 1938-4-9 3044 San Joaquin hill between Castle Rock and Black Butte (Corral Hollow); Corral Hollow Comment
  CAS-BOT-BC190900  Calystegia sepium subsp. limnophila Brian Atwater 1978-8-22 BA- 52 San Joaquin between Victoria Island and Upper Jones Tract Comment
  CDA32891  Calystegia sepium subsp. limnophila P. Akers 2009-9-9 PDR# 1286188 San Joaquin At water s edge of a channel of old San Joaquin River. Approximately 8.5 miles northwest of Stockton and 3 miles east of Tinsley Island. 0 Comment
  UC107695  Camissonia contorta Mrs. K. Brandegee May 1889 San Joaquin Tracy Comment
  UC20526  Camissonia contorta Benj. Cobb San Joaquin Tracy Comment
  UCD148043  Camissonia contorta Lorianne Fought 2014-5-7 s.n. San Joaquin Manteca. Southwest of intersection of Union Rd and Hwy 120. South side of Peach Ave., 1/2 mile w of Union Rd. Vineyard. 9 Comment
  POM312901  Cannabis sativa H. L. Mason, Verne Grant 1946-8-21 13058 San Joaquin West of Stockton on Borden Hwy; Marsh Plant Survey. Comment
  UC914244  Cannabis sativa Verne and Alva Grant 1946-8-21 7849 San Joaquin between Stockton and Antioch San Joaquin Delta Comment
  SEINET10812499  Capsella bursa-pastoris George K. Helmkamp, E. A. Helmkamp 2010-4-7 Helmkamp 15831 San Joaquin Northeast San Joaquin Valley: Collier Road, 0.1 mile west of its junction with CA-88, 1.83 mi NE (27) of Clements (Clements 7.5' Q). 47 Comment
  UC10293  Capsella bursa-pastoris Jos. Burtt Davy 1901-3-5 San Joaquin Lathrop Comment
  UCR233208  Capsella bursa-pastoris George K. Helmkamp, E. A. Helmkamp 2010-4-7 15831 San Joaquin Northeast San Joaquin Valley, Collier Road, 0.1 mile west of its junction with CA-88, 1.83 mi. NE (27 deg. ) of Clements 47 Comment
  UCR238918  Capsella bursa-pastoris George K. Helmkamp, E. A. Helmkamp 2012-2-3 18524 San Joaquin San Joaquin Valley, Escalon-Bellota Road, 0.2 mile south of its junction with CA-26, NE of Linden 39 Comment
  UCR253464  Capsella bursa-pastoris George K. Helmkamp 2014-3-18 22588 San Joaquin San Joaquin Valley, along Collier Road, 1.1 mile east of Tully Road, 10.4 mi. ESE (103 deg. ) of Galt 40 Comment
  UCD114134  Capsella bursa-pastoris G. F. Hrusa; S. A. Wagner 1992-3-22 9068 San Joaquin Caswell Memorial State Park; unmowed picnic area. Comment
  CDA24759  Cardamine hirsuta F. M. Newhall 1961-3-3 San Joaquin North bank Mokelumne River, Lodi. 0 Comment
  UCD114547  Cardamine oligosperma G. F. Hrusa; S. A. Wagner 1992-4-22 9060 San Joaquin Caswell Memorial State Park; just inside the entrance gate. Comment
  CDA3664  Cardaria chalepensis T. C. Fuller 1962-4-2 8208 San Joaquin 2 miles northwest of Lathrop Bridge, ca. 5 miles northeast of Tracy. 0 Comment
  JEPS13214  Cardaria chalepensis Rimo Bacigalupi with G. T. Robbins 1955-5-4 4987 San Joaquin ca. 4 mi. w. Stockton city limits (along Borden Hwy. (CA #4), 1 1/2 mi. e. of crossing of East R. (San Joquin R.)) 1 Comment
  UCD129915  Carduus tenuiflorus G. F. Hrusa; S. A. Wagner 1992-4-22 9292 San Joaquin Caswell Memorial State Park. Comment
  CAS-BOT-BC19312  Carex barbarae T. C. Fuller 1962-4-24 8211 San Joaquin South side of W.P.R.R. tracks, between Paradise Cut & Old River, ca. 8 miles NE of Tracy. Comment
  UCR63927  Carex barbarae L. F. LaPre 1990-6-4 s.n. San Joaquin Borden Ranch, south side of Dry Creek 70 Comment
  CDA33035  Carex barbarae T. C. Fuller 1968-10-31 17946 San Joaquin Caswell Memorial State Park, north bank of the Stanislaus River, 3 miles southwest of Ripon. 0 Comment
  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
  SEINET7551519 Image available Carex barbarae Wilhelm N. Suksdorf 1913-6-7 57 San Joaquin On the San Joaquin River, near Lathrop. Comment
  CAS-BOT-BC34271  Carex comosa Herbert L. Mason 1928-9-30 4957 San Joaquin San Joaquin Delta near Holt. Comment
  POM313128  Carex comosa H. L. Mason 1928-9-30 4957 San Joaquin San Joaquin Delta near Holt. Comment
  POM147797  Carex densa E. E. Stanford 1927-5-28 445 San Joaquin Calaveras River bottom, near Stockton. Comment
  CAS-BOT-BC118333  Carex praegracilis Wilhelm Nikolaus Suksdorf 1913-6-6 40 San Joaquin Lathrop Comment
  CAS-BOT-BC118334  Carex praegracilis Wilhelm Nikolaus Suksdorf 1913-6-6 43 San Joaquin Lathrop Comment
  CAS-BOT-BC118723  Carex preslii R. F. Hoover 1935-3-1 258 San Joaquin 5 mi sw of Ripon Comment
  CHSC84728  Carex vulpinoidea Beth Hendrickson 2002-7-10 San Joaquin San Joaquin Valley. Old River, along the west side of Bacon Island, toward the north of the island. At base of levee. 1 Comment
  SEINET13331021 Image available Carthamus baeticus T. C. Fuller 1960-5-17 4333 San Joaquin Fencerow adjacent to Ladino clover pasture, S. Hwy. 4, 1.4 mi. E. Jacktone Rd., 8.7 mi. E. Stockton Comment
  CAS-BOT-BC474713  Carthamus creticus P. F. Knowles 1954-8-28 s.n. San Joaquin East of Stockton; south side of Farmington Rd at junction with Hollenbeck Rd, 1.3 mi E of Jack Tone Rd. 21 Comment
  UCD129935  Carthamus creticus P. F. Knowles 1954-8-28 s.n. San Joaquin southside of Farmington Road, junction Hollenbeck Road, 1.3 miles east of Jacktone Road, east of Stockton. Comment
  CAS-BOT-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
  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
  UC27249  Castilleja exserta J. A. Sanford 1890-1 158 San Joaquin French Camp Comment
  UC27252  Castilleja exserta F. W. Gunnison May 1896 San Joaquin Linden Comment
  UCD122402  Castilleja exserta Marvin Nies 1951-5-4 s.n. San Joaquin Pasture, 6 miles east of Lodi. Comment
  JEPS10296  Castilleja exserta subsp. exserta W. L. Jepson 1938-4-14 18687 San Joaquin 2 mi ne Clements Comment
  JEPS18886  Castilleja exserta subsp. exserta Rimo Bacigalupi with A. Carter, F. Chisaki et al. 1956-4-5 5580 San Joaquin about 1.5 mi n Corral Hollow Road (in first side canyon 0.45 mi ne of the Alameda-San Joaquin County line, off the Corral Hollow) 396 Comment
  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
  UC1177365  Caulanthus coulteri var. lemmonii Peter H. Raven 1950-3-26 1519 San Joaquin 2 mi up a canyon opening on the Tesla Road 15.1 mi from Livermore (Alameda County); 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
  UC764615  Caulanthus coulteri var. lemmonii R. F. Hoover 1938-3-19 2867 San Joaquin near Alameda Co. line 1 mi n Corral Hollow; n of Corral Hollow Comment
  UC765076  Caulanthus coulteri var. lemmonii R. F. Hoover 1938-4-9 3024 San Joaquin near Alameda Co. line 1 mi n Corral Hollow; n of Corral Hollow Comment
  CAS-BOT-BC41066  Caulanthus flavescens Alice Eastwood; John Thomas Howell 1938-4-18 5091 San Joaquin Hospital Canyon. Comment
  CAS-BOT-BC41070  Caulanthus flavescens Alice Eastwood; John Thomas Howell 1938-5-24 5790 San Joaquin Hospital Canyon. Comment
  CAS-BOT-BC41071  Caulanthus flavescens Alice Eastwood; John Thomas Howell 1938-4-10 13758 San Joaquin Hospital Canyon. Comment
  CAS-BOT-BC41072  Caulanthus flavescens Mrs. A. R. Arnold 1922-4-10 s.n. San Joaquin Tracy. Comment
  CDA24866  Caulanthus flavescens Jim Jokerst 1989-3-3 3075 San Joaquin Lawrence Livermore Laboratory, Site 300. 0 Comment
  CAS-BOT-BC40346  Caulanthus lasiophyllus Peter H. Raven; R. Ornduff; et al. 1957-3-30 10560 San Joaquin Corral Hollow. 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
  CAS-BOT-BC39469  Caulanthus lemmonii John Thomas Howell 1938-4-10 13764 San Joaquin Hospital Canyon. Comment
  UC1070941  Ceanothus cuneatus var. cuneatus R. W. Lundh 1932-6-1 116 San Joaquin Coral Hollow Creek Mt. Hamilton quad 838 Comment
  UC1070699  Ceanothus integerrimus R. D. Roseberry 1935-5-13 157 San Joaquin Mokelumne River 60 Comment
  CAS-BOT-BC281964  Centaurea benedicta John Thomas Howell 1930-6-29 5330 San Joaquin At Nile Garden, station on the Western Pacific RR, W of Manteca Comment
  SEINET3385972 Image available Centaurea melitensis P. O. Schallert 1945-4-22 227 San Joaquin Stockton, Delta Area, near Stockton. Comment
  UCR253795  Centaurea solstitialis George K. Helmkamp, Elizabeth Helmkamp 2012-10-26 20068 San Joaquin San Joaquin Valley, Rock Creek, at East Sonora Road, 1.3 miles southeast of CA-4 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
  UCD130074  Centaurea solstitialis G. F. Hrusa; S. A. Wagner 1992-7-8 9140 San Joaquin Caswell Memorial State Park. Immediately below picnic area. Comment
  CAS-BOT-BC281215  Centaurea sulphurea Don Fehling 1963-6-11 s.n. San Joaquin Claude C. Wood Construction Co yard, Victor Rd, Lodi Comment
  UC35447  Centaurium venustum J. A. Sanford 43 San Joaquin West Stockton Comment
  UC532128  Centromadia David D. Keck 1933-10-28 2573 San Joaquin ca. 3 mi e Stockton (Farmington Road 0.7 mi from intersection with U.S. 99) Comment
  CAS-BOT-BC288642  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
  UCD77499  Centromadia fitchii Robert E. Preston 2004-7-30 2276 San Joaquin Ca. 13.4 mi NE of Lodi. 49 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
  UC2027270  Centromadia fitchii David Keil 1988-8-23 20992 San Joaquin Liberty Road, 1 mile west of Highway 88. 11.9 miles east of Highway 99. Comment
  CAS-BOT-BC271511  Centromadia parryi subsp. rudis H. M. Hall 1923-10-10 11912 San Joaquin On island just west of Stockton Comment
  CAS-BOT-BC271513  Centromadia parryi subsp. rudis H. M. Hall 1930-9-25 12889 San Joaquin One miel norht of Stockton Comment
  CAS-BOT-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-BC271520  Centromadia parryi subsp. rudis David D. Keck 1933-10-28 2572 San Joaquin Farmington Road 0.7 mi. from intersection with U.S. 99, ca. 3 mi. E. of Stockton Comment
  UCD130205  Centromadia pungens O. V. Patton 1930-5-15 2155 San Joaquin Exact location unknown. Comment
  CAS-BOT-BC279287  Centromadia pungens subsp. pungens K. Brandegee 1914-9-27 s.n. San Joaquin Lathrop Comment
  CAS-BOT-BC279290  Centromadia pungens subsp. pungens David D. Keck 1933-10-28 2582 San Joaquin 6.3 mi. N. of Stockton on Thornton Road Comment
  CAS-BOT-BC279293  Centromadia pungens subsp. pungens John Thomas Howell 1930-9-28 5513 San Joaquin Holt Comment
  CAS-BOT-BC279294  Centromadia pungens subsp. pungens John Thomas Howell 1930-6-28 5327 San Joaquin Banta Junction, 1 mile from Banta Comment
  CAS-BOT-BC279298  Centromadia pungens subsp. pungens David D. Keck 1933-10-28 2575 San Joaquin N. City limits of Stockton on western road to Sacramento Comment
  CAS-BOT-BC279302  Centromadia pungens subsp. pungens David D. Keck 1933-10-28 2580 San Joaquin 6.3 mi. N. of Stockton on Thornton Road Comment
  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
  UC30955  Centromadia pungens subsp. pungens H. P. Fitch 125 San Joaquin Stockton Comment
  UC480896  Centromadia pungens subsp. pungens Katharine Brandegee San Joaquin Lathrop Comment
  CAS-BOT-BC222951  Cephalanthus occidentalis Michener; Bioletti 1892-9-9 s.n. San Joaquin San Joaquin Bridge 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-BC222961  Cephalanthus occidentalis Michener; Bioletti 1892-9-1 s.n. San Joaquin Between Quinby Island and Granks Tract Comment
  CAS-BOT-BC222963  Cephalanthus occidentalis Brian Atwater 1978-8-22 BA- 70 San Joaquin Between Victoria Island and Upper Jones Tract Comment
  OBI3311  Cephalanthus occidentalis Neil Havlik 1969-7-27 510 San Joaquin Along the San Joaquin river where State hwy 4 crosses it W of Stockton 6 Comment
  RSA14517  Cephalanthus occidentalis L. S. Rose, John T. Howell 1933-7-19 33300 San Joaquin San Joaquin River Bridge. 3 miles from Lathrop. River Levee. Comment
  RSA460027  Cephalanthus occidentalis E. E. Stanford 1930-08 1873 San Joaquin San Joaquin Delta. Jones Tract. Comment
  JEPS12457  Cephalanthus occidentalis var. californicus W. L. Jepson 1913-11-22 5688 San Joaquin Middle River Comment
  UC28124  Cephalanthus occidentalis var. californicus Michener and Bioletti Sep 1892 San Joaquin San Joaquin Bridge Comment
  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
  CAS-BOT-BC400159  Ceratophyllum demersum H. L. Mason 1929-9-9 5421 San Joaquin Holt Comment
  HSC24640  Ceratophyllum demersum H. L. Mason 1938-6-12 11851 San Joaquin Trapper Slough, Robert's Island, SW of Holt Comment
  UC635510  Ceratophyllum demersum H. L. Mason 1928-9-30 4955 San Joaquin San Joaquin Delta near Holt; San Joaquin Delta Comment
  SEINET7040051  Chamaesyce albomarginata A. G. Vestal 1963-5-27 s.n. San Joaquin Stony Adobe about 7.7 miles east of Linder. Valley Springs SW Quad. UTM Zone 10, 676920mE, 4215526mN. Comment
  POM138053  Chamaesyce glyptosperma Harriet Ann Walker 1907-9-8 910 San Joaquin San Joaquin County: Lathrop Comment
  CDA4780  Chamaesyce nutans R. E. DeVol 1959-9-4 San Joaquin West side Pearson Road, 1/2 mile south of Armstrong Road, Lodi. 0 Comment
  UC136685  Chamaesyce ocellata Katharine Brandegee 1907-10-1 San Joaquin near Stockton Comment
  JEPS91379  Chamaesyce ocellata subsp. ocellata Dean Wm. Taylor with Glenn Clifton 1991-6-10 11211 San Joaquin vernal pools along Goose Creek, on stony alluvial terraces on S boundary Section 27 70 Comment
  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
  JEPS52344  Chamaesyce serpyllifolia W. L. Jepson 1923-10-22 10274 San Joaquin Lower San Joaquin River, Union Island Comment
  UC136729  Chamaesyce serpyllifolia Katharine Brandegee Sept. 1907 San Joaquin Lathrop Comment
  UC765677  Cheilanthes covillei R. F. Hoover 1946-4-13 6076 San Joaquin near lower end Corral Hollow Comment
  RSA789503  Chenopodium George K. Helmkamp, E. Helmkamp 2011-10-15 18430 San Joaquin along CA-26, 0.6 mile northeast of Escalon-Bellota Rd. 40 Comment
  RSA423296  Chenopodium album D. D. Keck 1931-10-18 1315 San Joaquin Simms Station, Tidewater Southern R.R., 7 miles E of Manteca. 23 Comment
  RSA423297  Chenopodium album E. E. Stanford 1930-5-28 1528 San Joaquin Lincoln Highway near French Camp 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
  UC60920  Chenopodium ambrosioides N. K. Berg 1903-11-25 San Joaquin Rough and Ready Isl. Comment
  UCR63940  Chenopodium ambrosioides L. F. LaPre 1990-6-4 s.n. San Joaquin Borden Ranch, south side of Dry Creek 70 Comment
  RSA64756  Chenopodium ambrosioides var. ambrosioides E. E. Stanford, F. W. Peirson 1930-10-24 9995 San Joaquin Stockton. Comment
  POM146135  Chenopodium ambrosioides var. ambrosioides E. E. Stanford 1926-10-28 89 San Joaquin Near Stockton Comment
  RSA18394  Chenopodium ambrosioides var. ambrosioides C. B. Wolf 1927-6-23 512 San Joaquin 1 mile east of Rippon, Stanislaus River Bottom Comment
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Sep 17 2012
  CDA3055  Chenopodium ambrosioides var. chilense Margaret Bellue 1938-6-23 San Joaquin Near Manteca. 0 Comment
  RSA18398  Chenopodium atrovirens C. B. Wolf 1927-6-23 508 San Joaquin 3 miles W of Manteca. Comment
  RSA18397  Chenopodium berlandieri var. sinuatum C. B. Wolf 1927-6-23 509 San Joaquin 3 miles W of Manteca. Comment
  UC7288  Chenopodium botrys J. A. Sanford 1890-1 34 San Joaquin Stockton Comment
  UC14077  Chenopodium californicum Benj. Cobb San Joaquin Tracy Comment
  RSA478571  Chenopodium leptophyllum var. leptophyllum E. E. Stanford 1930-08 1865 San Joaquin Lincoln Hwy near Paradise Cut. Comment
  CAS-BOT-BC177127  Chenopodium strictum var. glaucophyllum G. K. Helmkamp; E. A. Helmkamp 2007-10-13 13091 San Joaquin Northern San Joaquin Valley: along Hwy CA-88, 1.0 mile southwest of Clements at Disch Road 37 Comment
  CDA37741  Chorispora tenella C. Beutler 1975-4-16 s.n. San Joaquin South side of Eight Mile Road, 450 yds. east of W.P.R.R. tracks, seven miles southwest of Lodi. 0 Comment
  UCR63948  Cichorium intybus L. F. LaPre 1990-6-4 s.n. San Joaquin Borden Ranch, south side of Dry Creek 70 Comment
  CAS-BOT-BC279844  Cichorium intybus Volney Rattan 1887-5-25 s.n. San Joaquin Near Stockton Comment
  POM147748  Cicuta douglasii E. E. Stanford 1927-8-10 676 San Joaquin Stockton; Louis Park; San Joaquin River Comment
  CAS-BOT-BC105784  Cirsium crassicaule John Thomas Howell 1933-7-20 11447 San Joaquin 2 miles nw of Lathrop Bridge on San Joaquin River Comment
  UC175998  Cirsium crassicaule W. N. Suksdorf 1913-6-4 111 San Joaquin Lathrop Comment
  UC30793  Cirsium crassicaule Alice Eastwood 1893-5-26 San Joaquin near Lathrop Comment
  RSA0008388  Cirsium crassicaule J. T. Howell 1933-7-20 11447 San Joaquin 2 miles NW of Lathrop Bridge on San Joaquin River Comment
  CAS-BOT-BC280114  Cirsium occidentale var. venustum John Thomas Howell 1953-4-26 28933 San Joaquin Corral Hollow Comment
  UC64861  Cirsium vulgare N. K. Berg 1903-12-3 San Joaquin Rough and Ready Island Comment
  UC91841  Cirsium vulgare K. Brandegee 1901-9-9 San Joaquin San Joaquin Bridge Comment
  UCD130446  Cirsium vulgare G. F. Hrusa 1992-8-26 9549 San Joaquin Caswell Memorial State Park, in western park of park. Comment
  CDA6711  Citrullus lanatus var. citroides T. C. Fuller 1964-11-6 12815 San Joaquin 2.5 miles northwest of Holt. 0 Comment
  CDA6715  Citrullus lanatus var. citroides R. Vargo 1996-10-1 s.n. San Joaquin Victoria Island between Stockton and Brentwood. 0 Comment
  CHSC85412  Citrullus lanatus var. citroides John Dittes 2003-10-17 851 San Joaquin Northern San Joaquin Valley; ca. 12.7 air-miles south by southwest of Lathrop, ca. 2.5 air-miles west by northwest of Vernalis, ca. 0.6 air-mile east by northeast of intersection of I-5 and Vernalis Road (Hwy 132); in lot next to Burger King parking lot. 48 Comment
  UC762211  Clarkia affinis R. F. Hoover 1938-5-7 3356 San Joaquin 1 mi n Corral Hollow (near Alameda Co. line) Comment
  CAS-BOT-BC165272  Clarkia speciosa subsp. nitens Volney Rattan 1886-6-1 s.n. San Joaquin Live Oaks Comment
  JEPS83564 Image available Clarkia tembloriensis subsp. tembloriensis Dean W. Taylor 1986-4-22 8790 San Joaquin 0.8 air mi w Castle Rock; Tracy 7.5' quadrangle (1968), Corral Hollow canyon 243 Comment
  CAS-BOT-BC165729  Clarkia williamsonii Gladys L. Smith 1959-5-1 1047 San Joaquin Near Wallace Comment
  UCR207841  Claytonia perfoliata subsp. mexicana George K. Helmkamp, E. A. Helmkamp 2009-3-26 14453 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-BC440051  Claytonia perfoliata subsp. perfoliata John Thomas Howell 1933-3-26 10888 San Joaquin Corral Hollow Comment
  JEPS78660  Claytonia perfoliata subsp. perfoliata Edward Lee 1936-2-28 1750 San Joaquin 18 mi sw Lockeford (between Waterloo and Lockeford) Comment
  JEPS78661  Claytonia perfoliata subsp. perfoliata Edward Lee 1936-2-28 1751 San Joaquin 18 mi sw Lockeford (between Waterloo and Lockeford) Comment
  UC672484  Collinsia bartsiifolia var. bartsiifolia Joseph Dixon 1928-3-31 96 San Joaquin Manteca Comment
  UC625464  Collinsia heterophylla Frank W. Gould 1938-4-10 156 San Joaquin in vicinity of Castle Rock (Mount Hamilton Range, Corral Hollow); Mount Hamilton Range, Corral Hollow 182 Comment
  POM196282  Collinsia sparsiflora E. E. Stanford 1928-3-20 822 San Joaquin Near Peters. 30 Comment
  CDA19466  Conium maculatum M. I. Wibawa, G. F. Hrusa, J. Naughton 2002-5-15 203 San Joaquin Sacramento Valley; Coyote Creek. Dustin Rd, ~0.1 mi N of Liberty Rd., near Acampo. 7 Comment
  UCR238399  Conium maculatum George K. Helmkamp, E. A. Helmkamp 2012-4-7 18728 San Joaquin San Joaquin Valley, along CA-26, 3.2 miles southwest of its junction with N Wimer Road, NE of town of Linden 52 Comment
  POM146209  Conium maculatum E. E. Stanford 1927-5-28 457 San Joaquin Stockton, Louis Park Comment
  UCD14216  Convolvulus arvensis Janey Veneman 1974-5-18 77 B San Joaquin 1/2 mile north of Milton Road along the Escalon-Belota Highway. 36 Comment
  UCR253496  Convolvulus arvensis George K. Helmkamp, Elizabeth Helmkamp 2012-10-26 20080 San Joaquin San Joaquin Valley, Littlejohns Creek, along unnamed dirt road 0.3 mi. south of CA-4 at a point 0.5 miles east of Farmington 32 Comment
  CAS-BOT-BC389761  Convolvulus arvensis R. D. Hennessey 1964-5-2 74 San Joaquin 1 mi. North of the Calaveras River and 7 miles northeast of the fork of the Calaveras River and the Stockton Channel Comment
  UC23166  Convolvulus simulans F. T. Bioletti 1892-1 San Joaquin Lower San Joaquin 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
  CAS-BOT-BC287165  Coreopsis stillmanii Volney Rattan 1877-3-11 s.n. San Joaquin Live Oaks 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
  CDA7463  Coreopsis tinctoria T. C. Fuller 1963-7-26 11064 San Joaquin East side of road to Bellota, 1 mile north of Escalon. 0 Comment
  RSA397438  Cornus californica E. E. Stanford 1930-08 1875 San Joaquin San Joaquin Delta. Jones Tract. Comment
  RSA397439  Cornus californica E. E. Stanford 1930-08 1875 San Joaquin San Joaquin Delta. Jones Tract. Comment
  CAS-BOT-BC210344  Cornus sericea Brian Atwater 1978-8-18 BA- 24 San Joaquin Inside a meander of Old River; between Quinbey Island and Franks Tract Comment
  CDA3695  Coronopus didymus T. C. Fuller 1962-4-2 8203 San Joaquin 2 miles northwest of Lathrop Bridge, ca. 5 miles northeast of Tracy. 0 Comment
  UC455495  Cotula coronopifolia N. K. Berg 1903-11-23 San Joaquin Stockton, Rough and Ready Island Comment
  UC831108  Crassula aquatica C. L. Hitchcock 1940-5-12 6362 San Joaquin 3 mi. s. Galt 15 Comment
  CAS-BOT-BC427688  Crassula connata E. E. Stanford 1928-4-7 844 San Joaquin Stockton Comment
  UC11284  Crassula connata var. eremica J. A. Sanford 1890-1 102 San Joaquin French Camp Comment
  UCR194984  Croton setiger George K. Helmkamp, E. A. Helmkamp 2007-10-13 13089 San Joaquin Northern San Joaquin Valley, along Hwy CA-88, 1.0 mile southwest of Clements at Disch Road 37 Comment
  CAS-BOT-BC190196  Crypsis vaginiflora C. V. Piper 1921-5-26 s.n. San Joaquin About Stockton. Comment
  CAS-BOT-BC190198  Crypsis vaginiflora L. R. Abrams 1917-9-14 6732 San Joaquin 3 miles northwest of Stockton. Calaveras River. Comment
  RSA115549B  Crypsis vaginiflora Beecher Crampton 1956-7-30 3746 San Joaquin 4.5 miles north [of] Farmington, vernal pool Comment
  UC1040675  Crypsis vaginiflora Beecher Crampton 1956-7-30 3746 San Joaquin 4.5 mi n Farmington (bed of vernal pool) Comment
  UC277167  Crypsis vaginiflora Joseph P. Tracy 1921-5-25 5790 San Joaquin Farmington San Joaquin Valley 30 Comment
  UCD37242  Crypsis vaginiflora Beecher Crampton 1958-7-22 5019 San Joaquin San Joaquin County, 9 miles south of Clements, Frazier Road, 1 mile east of Clements Road to Farmington. Comment
  UCD38676  Crypsis vaginiflora Beecher Crampton 1956-7-30 3746 San Joaquin 4.5 miles north of Farmington. Comment
  UCR132238  Crypsis vaginiflora Beecher Crampton 1956-7-30 3746 San Joaquin Central Valley, 4.5 miles north of Farmington 30 Comment
  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
  UC571895  Cryptantha flaccida C. W. and H. K. Sharsmith 1935-3-3 1484 San Joaquin e end Corral Hollow; Mt. Hamilton Range 228 Comment
  RSA128431  Cryptantha nevadensis var. rigida Robert F. Hoover 1938-4-9 3026 San Joaquin One mile north of Corral Hollow near Alameda County line. Comment
  RSA696029  Cryptantha nevadensis var. rigida D. W. Taylor 1995-4-13 14815 San Joaquin Hospital Canyon. 320 Comment
  UC416541  Cucurbita foetidissima Harriet A. Walker 1907-9-8 938 San Joaquin Lathrop Comment
  UC764802  Cucurbita foetidissima R. F. Hoover 1934-10-21 80 San Joaquin near Escalon Comment
  SEINET10531496  Cupressus macrocarpa E. E. Stanford 1927-9-23 Stanford 727 San Joaquin Near stockton. Introduced here from coastal region. Comment
  UCD54455  Cuscuta californica Ron Kukas 1973-6-14 s.n. San Joaquin Lathrop airport. Comment
  UC124452  Cuscuta campestris K. Brandegee San Joaquin Bouldin Island Comment
  CDA39956  Cuscuta campestris H. G. Wolf 1961-7-27 s.n. San Joaquin Southeast corner of Inland Drive and Stark Road. 0 Comment
  UCD54417  Cuscuta campestris Mick Canevari 1986-1 s.n. San Joaquin Roberts Island area. Comment
  UCD126307  Cuscuta indecora var. indecora Floyd O. Colbert 1985-8-21 D 3 San Joaquin Tracy. Comment
  UCD54449  Cuscuta indecora var. indecora Ron Kukas 1973-7-25 s.n. San Joaquin Along State Hwy 33, ca. 2 miles northwest of junction with State Hwy 32 and ca. 18 miles west of Modesto. Comment
  UC23248  Cuscuta subinclusa F. T. Bioletti 1892-9-9 San Joaquin Lathrop Comment
  POM265705  Cycloloma atriplicifolium A. R. Roos 1938-9-5 1532 San Joaquin Manteca, San Joaquin Valley. Comment
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Dec 1 2010
  CDA5323  Cyclospermum leptophyllum G. Rubble 1962-7-25 San Joaquin Jahant & Tully Road, Lodi. 0 Comment
  CDA5322  Cyclospermum leptophyllum J. B. Gianelli 1962-9-2 San Joaquin P. T. & T. Bldg., Lincoln Road, Stockton. 0 Comment
  CDA40500  Cynoglossum grande T. C. Fuller 1971-4-22 19844 San Joaquin North slope of Mt. Bordman. 0 Comment
  UCR123622  Cyperus Lisa Kegarice 1993-6-22 s.n. San Joaquin Sacramento Valley, under the north side of the Orwood Trestle, Santa Fe Railway, 12 miles west of Stockton, between Bacon and Woodward Islands in the San Joaquin River delta between Old River and Middle River 0 Comment
  UCD141112  Cyperus bipartitus Clyde Elmore 1968-9-18 s.n. San Joaquin Stockton Golf and Country Club, Stockton. Comment
  UCD141011  Cyperus difformis G. F. Hrusa; S. A. Wagner 1992-8-9 9355 San Joaquin Caswell Memorial State Park; at Oxbow Lake. Comment
  CAS-BOT-BC114449  Cyperus eragrostis N. K. Berg 1903-1-1 s.n. San Joaquin Rough and Rendy Id. Stockton Comment
  CAS-BOT-BC114450  Cyperus eragrostis LeRoy Abrams 1915-7-27 5320 San Joaquin San Joaquin Valley near Volta Comment
  UC1100531  Cyperus eragrostis Herbert L. Mason and Verne Grant 1946-8-21 13056 San Joaquin between Banta and Stockton Comment
  UC698537  Cyperus eragrostis H. L. Mason 1928-9-30 4962 San Joaquin San Joaquin Delta near Holt; San Joaquin Delta Comment
  UCD141050  Cyperus eragrostis G. F. Hrusa; S. A. Wagner 1992-7-8 9157 San Joaquin Caswell Memorial State Park. Comment
  UCD141053  Cyperus eragrostis G. F. Hrusa 1992-8-26 9543 San Joaquin Caswell Memorial State Park. Comment
  UCD141059  Cyperus eragrostis G. F. Hrusa 1992-8-26 9555 San Joaquin Caswell Memorial State Park. Comment
  UCR63933  Cyperus eragrostis L. F. LaPre 1990-6-4 s.n. San Joaquin Borden Ranch, south side of Dry Creek 70 Comment
  CAS-BOT-BC114451  Cyperus eragrostis LeRoy Abrams 1917-9-14 6743 San Joaquin 4 mi N of Stockton, Stockton-Sacramento Rd. Comment
  SEINET3909432  Cyperus eragrostis D. W. McNeal 1982-7-7 2662 San Joaquin N of Eight Mile Rd. 0.6 mi. W of Interstate #5 N of Stockton.; 0 Comment
  SEINET7581660 Image available Cyperus eragrostis R. Reynolds 1927-9-27 36 San Joaquin Stockton. Comment
  RSA523856  Cyperus erythrorhizos W. L. Jepson 1923-10-22 10295 San Joaquin Pike Ranch, north of Grayson, San Joaquin River Comment
  CAS-BOT-BC114287  Cyperus esculentus LeRoy Abrams 1917-9-14 6730 San Joaquin 3 mi NW of Stockton. In sand, Calaveras River. Comment
  CDA20619  Cyperus esculentus T. C. Fuller 1961-9-13 6993 San Joaquin Abundant in cornfield, Thorton-Walnut Grove Rd, 0.1 mi E of Mokelumne River Bridge, Sherman Island, ca 4 mi W of Thorton. 1 Comment
  CHSC97915  Cyperus esculentus T. C. Fuller 1961-9-13 6993 San Joaquin Thornton-Walnut Gove Rd, 0.1 mi E of Mokelumne River Bridge, Sherman Island, ca 4 mi W of Thornton. Comment
  UCR182891  Cyperus esculentus T. C. Fuller 1961-9-13 6993 San Joaquin Thorton to Walnut Grove road [=West Walnut Grove Rd.], 0.1 mi. east of Mokelumne River Bridge, Sherman Island, c. 4 mi. west of Thorton 1 Comment
  CDA2597  Cyperus esculentus T. C. Fuller 1958-7-3 1230 -58 San Joaquin Staten Island. 0 Comment
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Jun 24 2009
  CDA37703  Cyperus esculentus Breckenridge/Filippini 2006-7-15 s.n. San Joaquin Near Banta. 0 Comment
  OBI68608  Cyperus esculentus T. C. Fuller 1961-9-13 6993 San Joaquin San Joaquin Valley. Thorton-Walnut Grove Rd, 0.1 mi E of Mokelumne River Bridge, Sherman Island, ca 4 mi W of Thorton Comment
  RSA92353  Cyperus esculentus Beecher Crampton 1954-10-19 2290 San Joaquin 0.5 mile north of Thronton Comment
  SEINET13762740 Image available Cyperus esculentus T. C. Fuller 1961-9-13 6993 San Joaquin 4 mi. W. of Thornton Comment
  JEPS75004  Cyperus fuscus L. R. Heckard and P. Rubtzoff 1971-9-15 2811 San Joaquin ca. 4 air mi. s.w. Ripon; Caswell State Park, Stanislaus R. Comment
  UCD140999  Cyperus fuscus G. F. Hrusa; S. A. Wagner 1992-8-9 9338 San Joaquin Caswell Memorial State Park. On south side of river in the E part of park. Comment
  CDA38963  Cyperus niger var. capitatus M. Switzerberg 1958-9-24 s.n. San Joaquin BM 18.2 Highway 120 0 Comment
  UCD141147  Cyperus rotundus F. R. Whitehead 1931-9-1 s.n. San Joaquin Stockton. Comment
  CAS-BOT-BC114043  Cyperus squarrosus Peter Rubtzoff 1965-7-13 s.n. San Joaquin San Joaquin River bottom at Airport Way crossing. Comment
  UCD141105  Cyperus squarrosus G. F. Hrusa; S. A. Wagner 1992-7-8 9173 San Joaquin Caswell Memorial State Park. East part of park, north side of river. Comment
  UCD141157  Cyperus strigosus G. F. Hrusa 1992-8-26 9535 San Joaquin Oxbow Lank. Comment
  SEINET3412871 Image available Cyperus virens P. O. Schallert 1945-5-20 C 275 San Joaquin Near Stockton. Comment
  JEPS42877  Cypselea humifusa W. L. Jepson 1923-10-22 10283 San Joaquin San Joaquin City, San Joaquin River San Joaquin River; San Joaquin City, San Joaquin River Comment
  UC101982  Cypselea humifusa Katharine Brandegee 1892-9-9 San Joaquin San Joaquin Bridge near Lathrop; San Joaquin Bridge Comment
  UCD39758  Cypselea humifusa Beecher Crampton 1960-8-9 5767 San Joaquin 3 miles NE of Vernalis, old site of San Joaquin City, at crossing of Durham Ferry Road with San Joaquin River. Comment
  UCD96973  Cypselea humifusa Rimo Bacigalupi; L. Constance 1962-8-13 8713 San Joaquin San Joaquin River, just north of bridge of the Durham Ferry Road, and just north of site of San Joaquin City. Comment
  CAS-BOT-BC190495  Dactylis glomerata N. K. Berg 1903-1-1 s.n. San Joaquin Stockton. Rough and Ready Road. Comment
  CAS-BOT-BC445541  Damasonium californicum E. E. Stanford 1930-4-17 1327 San Joaquin Clements Road 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
  CAS-BOT-BC445540  Damasonium californicum Catherine Best 1985-4-22 1070 San Joaquin At the edge of the road from Clements to Ione - directly west of the Camanche Reservoir Dam. 60 Comment
  SEINET7042493  Damasonium californicum A. G. Vestal 1963-5-27 s.n. San Joaquin Dutch Creek east northeast of Linden on Route 8. Valley Springs quadrangle UTM Zone 10, 675894mE, 4215023mN. Comment
  SEINET3821169 Image available Datura wrightii P. O. Schallert 1945-5-30 292 San Joaquin Delta land near Stockton. Comment
  UCR232680  Datura wrightii George K. Helmkamp, E. A. Helmkamp 2011-10-15 18439 San Joaquin San Joaquin Valley, along CA-4, 0.4 mile east of Farmington 41 Comment
  UCR253495  Datura wrightii George K. Helmkamp, Elizabeth Helmkamp 2012-10-26 20081 San Joaquin San Joaquin Valley, Littlejohns Creek, along unnamed dirt road 0.3 mi. south of CA-4 at a point 0.5 miles east of Farmington 32 Comment
  CAS-BOT-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
  JEPS12702  Deinandra kelloggii W. L. Jepson 1896-7-17 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
  RSA22187  Delphinium californicum subsp. interius Alice Eastwood, John T. Howell 1938-5-24 5796 San Joaquin Hospital Canyon. Comment
  CAS-BOT-BC33206  Delphinium californicum var. interius Alice Eastwood; John Thomas Howell 1938-5-24 5796 San Joaquin Hospital Canyon Comment
  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
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Nov 7 2019
  CAS-BOT-BC8661  Delphinium gypsophilum R. F. Hoover 1938-5-10 3412 San Joaquin 1 mile east of Midway Comment
  UC1713217  Delphinium hesperium subsp. pallescens Benj. Cobb 1900-4-10 San Joaquin Tracy Comment
  UCD96919  Delphinium parishii subsp. parishii Ellen Dean; Clare Loughran, Mary Shea, Wilde Legard, 2011-4-22 6956 San Joaquin Contra Costa Water District land (recently purchased), Carnegie Canyon Area at 32322 Corral Hollow Road west of CA-580 just north of junction with Interstate 5. Canyon with Amsinckia grandiflora population. Upper end of population. Comment
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May 14 2015
  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
  CDA24248  Delphinium parryi subsp. parryi T. C. Fuller 1962-4-24 8224 San Joaquin South of Corral Hollow Creek, ca. 8 miles southwest of Tracy. 0 Comment
  SJSU3102  Delphinium parryi subsp. parryi W. R. Gibson 1955-5-15 San Joaquin Corral Hollow, Mt Hamilton Range Comment
  CAS-BOT-BC116441  Delphinium patens subsp. patens A. R. Arnold 1922-5-1 s.n. San Joaquin Corral Hollow, Tracy Comment
  UC766168  Delphinium recurvatum R. F. Hoover 1937-5-6 2080 San Joaquin 5 mi se Stockton Comment
  LA207555  Delphinium variegatum H. Lewis; Carl Epling 1946-5-6 607 San Joaquin Tesla--Corral Hollow Rd., 17.3 mi. W of junction with U.S. 50, W of Tracy Comment
  LA38655  Delphinium variegatum H. Lewis; Carl Epling 1946-5-6 607 San Joaquin Tesla-Corral Hollow Rd, 17.3 mi. W of junction with US Hwy. 50; W. of Tracy Comment
  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
  UC1131458  Deschampsia danthonioides C. M. Belshaw 1936-4-23 1966 San Joaquin 7 mi. s.-s.w. Stone Corral (Plot 20); Jackson Quad. 121 Comment
  SEINET10524159  Deschampsia danthonioides E. E. Stanford 1930-4-14 Stanford 1317 San Joaquin Near Calaveras Co. line. Open range in wet places. Comment
  JEPS53405  Descurainia pinnata subsp. menziesii Robert F. Hoover 1935-5-1 241 San Joaquin 5 mi sw Ripon (in the bottom of the Stanislaus River); San Joaquin Valley, Stanislaus River Comment
  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
  UCD139232  Dichelostemma capitatum G. L. Stebbins Jr.; Alva Day 1966-3-12 6310 San Joaquin Corral Hollow, near lower end. Comment
  HSC12424  Dichelostemma capitatum subsp. capitatum Gary J. Stebbins 1970-3-24 17 San Joaquin Along SR 26, 1.5 mi. E of Duck Creek 53 Comment
  HSC3076  Dichelostemma capitatum subsp. capitatum D. A. Shally 1965-4-10 6 San Joaquin 0.25 mi. W of Oak Grove Resort, Hwy. 26, Linden Rd. Comment
  POM146102  Digitaria sanguinalis E. E. Stanford 1926-10-22 75 San Joaquin Stockton; on campus Comment
  SEINET13384121 Image available Digitaria sanguinalis George K. Helmkamp, Elizabeth Helmkamp 2012-1 20079 San Joaquin San Joaquin Valley: Littlejohns Creek, along unnamed dirt road 0.3 mi. south of CA-4 at a point 0.5 miles east of Farmington 32 Comment
  CAS-BOT-BC151964  Diplacus douglasii Volney Rattan 1887-3-17 274 San Joaquin Live Oaks & Mokelumne River Comment
  CAS-BOT-BC151966  Diplacus douglasii Volney Rattan 1883-3-1 s.n. San Joaquin Live Oaks Comment
  CAS-BOT-BC151369  Diplacus tricolor D. K. Gillespie; J. W. Gillespie 1930-4-24 9225 San Joaquin 4 miles south of Galt Comment
  CAS-BOT-BC151370  Diplacus tricolor Roxana S. Ferris 1953-5-15 12645 San Joaquin On road between Everett School & intersection with Bellota-Farminton Road ca. 1 mi. W of intersection. Comment
  CAS-BOT-BC208634  Distichlis spicata E. E. Stanford 1930-5-10 1474 San Joaquin West Ripon Rd. Comment
  CDA31680  Distichlis spicata D. Giesing 1984-7-25 San Joaquin Railroad right-of-way, north of track, Byron-Tracy Road at Reeve Road, northeast of Tracy 0 Comment
  CDA31692  Distichlis spicata T. C. Fuller 1958-9-19 1251 -58 San Joaquin Stockton 0 Comment
  CDA31693  Distichlis spicata T. C. Fuller 1958-9-19 1250 -58 San Joaquin Stockton 0 Comment
  UCD64194  Distichlis spicata B. A. Madson 1928-11-22 San Joaquin Stockton. Comment
  SEINET10558194  Distichlis spicata var. nana E. E. Stanford 1930-5-10 Stanford 1474 San Joaquin West Ripon Rd. Roadsides in alkaline soil. Comment
  RSA789501  Dittrichia graveolens George K. Helmkamp, E. A. Helmkamp 2011-10-15 18427 San Joaquin Along CA-26, 0.6 mile northeast of Escalon-Bellota Rd. 40 Comment
  SD240853  Dittrichia graveolens George K. Helmkamp, E. A. Helmkamp 2011-10-15 18427 San Joaquin San Joaquin Valley: along CA-26, 0.6 mile northeast of Escalon-Bellota Rd. 39 Comment
  UCD130768  Dittrichia graveolens Robert E. Preston 2001-9-29 1776 San Joaquin Ca. 3.8 mi sw of Vernalis, at jct I-5 and I-580, along shoulder 158 Comment
  UCD78107  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
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Aug 15 2010
  UCR160990  Dittrichia graveolens G. Fred Hrusa, P. Akers 2003-10-10 16137 San Joaquin Casson Rd., +/- 0.25mi east of intersection with Durham Ferry Rd 23 Comment
  UCR232601  Dittrichia graveolens George K. Helmkamp, E. A. Helmkamp 2011-10-15 18427 San Joaquin San Joaquin Valley, along CA-26, 0.6 mile northeast of Escalon-Bellota Rd. 40 Comment
  UCR235298  Dittrichia graveolens George K. Helmkamp, E. A. Helmkamp 2011-11-21 18473 San Joaquin Northeastern San Joaquin Valley, Collier Road, 0.4 mile west of its junction with CA-88, 1.7 mi. NE (18 deg. ) of Clements 37 Comment
  SEINET7076108  Dodecatheon clevelandii subsp. patulum A. G. Vestal 1955-4-1 3600 San Joaquin About 17.5 miles west of Farmington on Route 4. (NAD 27; 37.9322? deg. North Latitude, 121.3141? deg. West Longitude). [GPS Coordinate: WGS84/NAD83]. Comment
  UC1039534  Dodecatheon clevelandii subsp. patulum Herbert L. Mason 1927-4-7 5201 San Joaquin 4 mi e Clements; e of Clements Comment
  UC22403  Dodecatheon clevelandii subsp. patulum J. A. Sanford 1890-1 61 San Joaquin W Stockton Comment
  UC673356  Dodecatheon clevelandii subsp. patulum H. L. Mason 1927-4-7 5201 San Joaquin 4 mi e Clements; e of Clements Comment
  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
  POM134883  Downingia bicornuta Chas. Davidson 1885-07 102 San Joaquin San Joaquin River. Comment
  JEPS12801  Downingia bicornuta var. picta Rimo Bacigalupi with G. T. Robbins 1955-5-5 5003 San Joaquin 1.5 mi s Peters (along road to Farmington, near Peters Dump) 33 Comment
  JEPS14456  Downingia bicornuta var. picta W. L. Jepson 1929-4-28 15192 San Joaquin Lockeford 30 Comment
  UC635660  Downingia bicornuta var. picta H. L. Mason 1932-4-24 6973 San Joaquin 11 mi s Clements Comment
  UC766412  Downingia bicornuta var. picta R. F. Hoover 1936-4-30 1059 San Joaquin Bellota Comment
  RSA100241  Downingia bicornuta var. picta E. E. Stanford 1930-4-1 s.n. San Joaquin Northern part of the county. Comment
  UC635662  Downingia cuspidata H. L. Mason 1928-5-3 4446 San Joaquin 4 mi n Clements Comment
  POM215483  Downingia insignis Adele Lewis Grant 1916-3-3 s.n. San Joaquin Stockton. Comment
  UC28976  Downingia insignis J. A. Sanford 1890-1 161 San Joaquin Stockton Comment
  UC765621  Downingia insignis R. F. Hoover 1937-5-6 2078 San Joaquin 5 mi se Stockton Comment
  POM312382  Downingia insignis Francia Chisaki, S. Galen Smith, Peter M. Ray 1951-4-14 1981 San Joaquin Hwy 4, ca 3 miles E of Stockton. 8 Comment
  POM195907  Downingia ornatissima E. E. Stanford 1929-4-7 1029 San Joaquin Peters. Comment
  UCD55114  Downingia ornatissima F. Chisaki; S. G. Smith and Peter M. Ray 1951-4-14 1987 San Joaquin On road toward Lockeford; 0.6 mile north of Collegeville. Comment
  UC1192047  Downingia ornatissima var. eximia F. Chisaki, S. G. Smith, and Peter M. Ray 1951-4-14 1987 San Joaquin 0.6 mi n Collegeville (on road toward Lockeford, e of road) Comment
  JEPS18338  Downingia ornatissima var. ornatissima C. M. Belshaw 1936-4-23 1965 San Joaquin 7 mi ssw Stone Corral; Jackson Quad. 60 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
  UC765630  Downingia ornatissima var. ornatissima R. F. Hoover 1937-6-10 2397 San Joaquin Farmington Comment
  UC28988  Downingia pulchella J. A. Sanford 1890-1 155 San Joaquin French Camp Comment
  UC28989  Downingia pulchella F. W. Gunnison May 1896 San Joaquin Linden Comment
  UC766252  Downingia pulchella R. F. Hoover 1940-4-27 4365 San Joaquin near San Joaquin City (River Road) Comment
  UCD54532  Dysphania ambrosioides Ellen Dean; Ann King, Dawn Cunningham 2005-9-27 2713 San Joaquin Southern boundary of city of Manteca. South side of Hwy 120, east of Interstate 5, just E of South Union Rd. 15 Comment
  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
  UCD98648  Dysphania ambrosioides G. F. Hrusa; S. A. Wagner 1992-8-9 9329 San Joaquin Caswell Memorial State Park. Comment
  CAS-BOT-BC291093  Eastwoodia elegans Alice Eastwood; John Thomas Howell 1938-5-24 5791 San Joaquin Hosiptal [Hospital] Canyon Comment
  CAS-BOT-BC291094  Eastwoodia elegans H. M. Hall; F. M. Essig 1916-6-1 10141 San Joaquin Corral Hollow, on the easterly slope of the Mt. Diablo range of southwestern San Joaquin County 120 Comment
  JEPS22861  Eastwoodia elegans Alice Eastwood and John Thomas Howell 1938-5-24 5791 San Joaquin Hospital Canyon Comment
  RSA21844  Eastwoodia elegans Alice Eastwood 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
  RSA94379  Eastwoodia elegans E. K. Crum 1933-6-4 1490 San Joaquin 8 miles west of Tracy on Tesla Road. Comment
  SEINET7878122 Image available Eastwoodia elegans Unknown 1938-1 5791 San Joaquin Hospital Canyon 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
  UCD60777  Echinochloa colona Robert E. Preston 2004-9-3 2291 San Joaquin Ca. 10.5 mi NE of Lodi, at jct Liberty Rd and Dry Creek Rd. 36 Comment
  UCR201932  Echinochloa colona George K. Helmkamp, E. A. Helmkamp 2008-10-9 14228 San Joaquin San Joaquin Valley, junction of Collier Road and CA-88, 1.1 miles north of the junction of CA-12 and CA-88, NE of Lodi 35 Comment
  CAS-BOT-BC197078  Echinochloa crus-galli Brian Atwater 1978-8-31 BA- 133 San Joaquin Inside a meander of Old River; between Quinby Island and Franks Tract Comment
  UCD32936  Echinochloa crus-galli Beecher Crampton 1965-7-12 7457 b San Joaquin San Joaquin County, Terminous, Potato Slough. Comment
  UCD60850  Echinochloa crus-galli Beecher Crampton 1965-10-26 7551 San Joaquin 1.5 miles north of Lodi, US Hwy. 99. Comment
  UCD60910  Echinochloa crus-galli Ernest C. Twisselmann 1971-8-6 18064 San Joaquin Belridge Plains: Lost Hills Road, 3 miles north of Lerdo Road. 121 Comment
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Jun 23 2015
  UCR201899  Echinochloa crus-galli George K. Helmkamp, E. A. Helmkamp 2008-10-9 14241 San Joaquin San Joaquin Valley, Dogtown, c. 12 miles NE of Lodi, Collier Road at Mackville Road, 1.1 miles west of CA-88 37 Comment
  CAS-BOT-BC197221  Echinochloa crus-pavonis Brian Atwater 1978-8-24 BA- 118 San Joaquin Between Rindge Tract and Wright Tract Comment
  JEPS47815  Echinochloa crus-pavonis W. L. Jepson 1913-11-22 5691 San Joaquin Middle R., Lower San Joaquin Comment
  UCD60949  Echinochloa crus-pavonis P. B. Kennedy 1928-9-30 San Joaquin Near Holt, delta region. Comment
  UCD60950  Echinochloa crus-pavonis P. B. Kennedy 1928-9-30 San Joaquin Near Holt, Delta region. Comment
  UCD60955  Echinochloa crus-pavonis var. crus-pavonis Beecher Crampton 1965-7-12 7457 c San Joaquin San Joaquin County, Terminous, Potato Slough. Comment
  UCR253542  Echinochloa muricata George K. Helmkamp, Elizabeth Helmkamp 2012-10-26 20085 San Joaquin San Joaquin Valley, Littlejohns Creek, along unnamed dirt road 0.3 mi. south of CA-4 at a point 0.5 miles east of Farmington 32 Comment
  UC142470  Echinodorus berteroi Katharine Brandegee Sept. 1907 San Joaquin San Joaquin R. near Lathrop; San Joaquin R. Comment
  CDA15561  Eclipta prostrata G. F. Hrusa, M. Rejmanek, M. Tu 1998-10-14 14892 San Joaquin Caswell Memorial State Park. Stanislaus River W terminus of Fence Line trail. Comment
  UC88709  Eclipta prostrata T. S. Brandegee 1901-9-9 San Joaquin San Joaquin Bridge Comment
  CAS-BOT-BC291132  Eclipta prostrata E. E. Stanford 1927-9-26 722 San Joaquin Stockton. At edge of San Joaquin River Comment
  CDA18617  Egeria densa E. Finley 1999-10-3 PDR 1013546 D San Joaquin Channel south of islands in Sacramento--San Joaquin Delta on the Fourteen Mile Slough. 0 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
  CDA37674  Egeria densa R. Breckenridge/D. Kratville 2001-8-8 s.n. San Joaquin In Sacramento-San Joaquin Delta; from Highway 12 south to Antioch Bay. 0 Comment
  CDA37700  Egeria densa Breckenridge 2006-5-19 s.n. San Joaquin Stockton; Paradise Point. 0 Comment
  POM257232  Egeria densa H. L. Mason 1938-8-26 12075 San Joaquin Trapper Slough, Robert s Island, southwest of Holt. 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
  UCD139988  Eichhornia crassipes Herbert L. Mason; Verne Grant 1946-8-21 13063 San Joaquin west of Stockton on Borden Highway. Comment
  CDA5096  Elaeagnus angustifolia H. S. Bugbee 1959-6-11 2583 San Joaquin Stockton. 0 Comment
  UCD110437  Elatine ambigua W. A. Harvey; D. E. Bayer 1962-6-27 s.n. San Joaquin Property of Al Sorrenti, ca. 5 miles northeast of Escalon. Comment
  UC1101553  Elatine brachysperma Herbert L. Mason 1930-4-1 5550 a San Joaquin 10 mi e Stockton Comment
  UC1157923  Eleocharis macrostachya Alex D. Hawkes 1951-4-21 4801 San Joaquin 10 mi E of Stockton Comment
  CDA38944  Eleocharis macrostachya T. C. Fuller 1962-5-1 8296 San Joaquin Highway 12 to Wallace, 2.0 miles east of Clements. 0 Comment
  CDA38945  Eleocharis macrostachya T. C. Fuller 1962-5-1 8343 San Joaquin North of Ione Road, 0.5 mile east of schoolhouse, 2 miles north of Clements. 0 Comment
  CDA39000  Eleocharis obtusa var. engelmannii J. F. Silva 1964-6-16 s.n. San Joaquin Escalon district. 0 Comment
  CDA2033  Eleusine tristachya T. C. Fuller 1970-8-1 19786 San Joaquin Mickie Grove, 1 mile south of Lodi. 0 Comment
  CDA2034  Eleusine tristachya T. C. Fuller 1971-1-29 19813 San Joaquin Dayton Johnson property, west side of Atkins Road, 1.3 miles south of Hwy 88, 1.5 miles southwest of Clements. 0 Comment
  RSA269273  Eleusine tristachya T. C. Fuller 1970-8-10 19786 San Joaquin Mickie Grove, 1. m. s. of Lodi Comment
  UCD61226  Eleusine tristachya Robert E. Preston 2004-9-3 2294 San Joaquin Ca. 9.5 mi NE of Lodi, along Liberty Rd, 0.25 mi W of Jack Tone Rd. 28 Comment
  UCD61258  Eleusine tristachya R. S. Baskett 1970-10-1 San Joaquin On south side of Kingdon Road, 1/2 mile E of Thornton Road, ca. 5 miles SW of Lodi. Comment
  RSA262520  Eleusine tristachya R. Baskett 1970-10-1 s.n. San Joaquin south side of Kingdon Road, 1/2 mile east of Thornton Road, 5 miles southwest of Lodi Comment
  UC652640  Elodea canadensis Ira L. Wiggins 1939-8-31 9323 San Joaquin 2 mi e Manteca (at junction of Jack Road and Highway 120) Comment
  UC814656  Elodea canadensis Ira L. Wiggins 1939-8-31 9323 San Joaquin 2 mi e Manteca (at junction of Jack Road and Highway 120) Comment
  UCD138120  Elodea canadensis G. F. Hrusa; S. A. Wagner 1992-4-22 9309 San Joaquin Caswell Memorial State Park. Comment
  POM359957  Elymus multisetus E. E. Stanford 1930-5-26 1523 San Joaquin Harvey Lane; roadsides Comment
  SJSU10793  Elymus triticoides subsp. triticoides H. T. Harvey 1977-6-11 585 San Joaquin S Spud Island in San Joaquin River Delta c. 10 mi NW of center of Stockton Comment
  JEPS1585  Emmenanthe penduliflora A. R. Arnold 1922-4-30 San Joaquin Corral Hollow, Inner South Coast Ranges Comment
  UCR64470  Endolepis covillei E. E. Stanford 1930-1 1863 San Joaquin Lincoln Hwy, near French Camp Comment
  OBI43823  Epilobium brachycarpum A. C. Sanders 1986-9-12 6918 San Joaquin Along Hwy I-5, 0.7 mi N of the Hospital Crk bridge and 2.2 mi N of the Stanislaus Co line 76 Comment
  UC422959  Epilobium brachycarpum Harriet A. Walker 1907-9-8 921 San Joaquin Lathrop Comment
  UCR201926  Epilobium brachycarpum George K. Helmkamp, E. A. Helmkamp 2008-10-9 14229 San Joaquin San Joaquin Valley, junction of Collier Road and CA-88, 1.1 miles north of the junction of CA-12 and CA-88, NE of Lodi 35 Comment
  UCR253792  Epilobium brachycarpum George K. Helmkamp, Elizabeth Helmkamp 2012-10-26 20058 San Joaquin San Joaquin Valley, along Hwy CA-26, 0.7 mile northeast of Bellota 50 Comment
  UCR45225  Epilobium brachycarpum A. C. Sanders 1986-9-12 6918 San Joaquin San Joaquin Valley, along Interstate Hwy 5, 0.7 mi north of the Hospital Creek bridge & 2.2 mi north of the Stanislaus Co line 76 Comment
  UC596386  Epilobium campestre R. F. Hoover 1936-6-11 1301 San Joaquin Farmington Comment
  UC762968  Epilobium campestre Robert F. Hoover 1935-6-12 646 San Joaquin Dry beds of vernal pools San Joaquin Valley, Farmington Comment
  UC1602807  Epilobium ciliatum subsp. ciliatum J. W. Congdon 1903-8-4 San Joaquin Middle River Comment
  SEINET200778  Epilobium cleistogamum Joseph P. Tracy 1921-5-25 5787 San Joaquin Farmington San Joaquin County. 30 Comment
  SD124844  Epilobium paniculatum A. C. Sanders 1986-9-12 6918 San Joaquin Along Highway I-5, 0.7 mile north of the Hospital Creek bridge and 2.2 miles north of the Stanislaus Co. line. 75 Comment
  CAS-BOT-BC56957  Equisetum arvense Brian Atwater 1978-8-18 BA- 50 San Joaquin inside a meander of Old River; between Quinby Island and Franks Tract Comment
  POM147792  Equisetum arvense E. E. Stanford 1927-5-26 438 San Joaquin Stockton, Calaveras River bottom. 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
  JEPS68588  Eragrostis hypnoides W. L. Jepson 1923-10-22 10288 San Joaquin San Joaquin City; San Joaquin River Comment
  UCD63382  Eragrostis hypnoides G. F. Hrusa; S. A. Wagner 1992-8-9 9361 San Joaquin San Joaquin Co. Oxbow Lake. Comment
  SEINET11695748  Eragrostis hypnoides Unknown 1960-8-9 5765 San Joaquin 3 mi NE of Vernalis, old site of San Joaquin City, at crossing of Durham Ferry Rd with San Juaquin R Comment
  POM352245  Eragrostis mexicana subsp. virescens Flossie Draper 1927-9-27 26 San Joaquin near campus Comment
  UCR25089  Eragrostis mexicana subsp. virescens Alfred R. Roos 1938-7-31 10015 San Joaquin Lodi 15 Comment
  UCD64332  Eragrostis pectinacea Beecher Crampton 1956-7-30 3738 San Joaquin eastern city limits of Lockeford. Comment
  UCD65658  Eragrostis pectinacea var. miserrima Beecher Crampton 1955-9-7 3151 San Joaquin 6.4 miles south of Thornton. Comment
  CAS-BOT-BC284074  Eragrostis pectinacea var. pectinacea E. E. Stanford 1926-10-7 33 San Joaquin Stockton, Calaveras River bottom Comment
  UCD64320  Eragrostis pectinacea var. pectinacea Beecher Crampton 1956-7-30 3744 San Joaquin 4.8 miles north of Farmington. Comment
  CAS-BOT-BC203326  Eremalche parryi Alice Eastwood; John Thomas Howell 1935-4-7 2099 San Joaquin East end of Corral Hollow Comment
  POM61829  Eremalche parryi C. F. Baker 1923-4-25 2869 San Joaquin Tracy Comment
  UC763014  Eremalche parryi R. F. Hoover 1938-5-7 3354 San Joaquin 1 mi. n. Corral Hollow (near Alameda Co. line) Comment
  CAS-BOT-BC203328  Eremalche parryi Robert F. Hoover 1938-5-7 3354 San Joaquin One mile north of Corral Hollow near Alameda County line Comment
  RSA0010428  Eremalche parryi subsp. kernensis Anonymous 1937-3-27 s.n. San Joaquin Near Shafter, San Joaquin Valley. Comment
Read comments
Jul 13 2018
  UC17614  Eremocarpus setiger J. A. Sanford 240 San Joaquin Robert's Island San Joaquin Valley Comment
  CAS-BOT-BC287515  Ericameria linearifolia Peter H. Raven; et al. 1957-3-30 10564 San Joaquin Corral Hollow 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
  JEPS18265  Ericameria linearifolia Peter H. Raven with Ornduff, Woodcox, and R. and A. Alava 1957-3-30 10564 San Joaquin Corral Hollow Comment
  UC87259  Ericameria nauseosa var. speciosa unknown San Joaquin Basaltic Cliffs Comment
  UCD131763  Erigeron canadensis G. F. Hrusa; S. A. Wagner 1992-3-4 9102 San Joaquin Caswell Memorial State Park. Comment
  UCR195149  Erigeron canadensis George K. Helmkamp, E. A. Helmkamp 2007-10-13 13092 San Joaquin Northern San Joaquin Valley, along Hwy CA-88, 1.0 mile southwest of Clements at Disch Road 37 Comment
  UCD131757  Erigeron canadensis A. S. Crafts 1926-7-24 505 San Joaquin between Manteca and Merced. Comment
  JEPS2573 Image available Erigeron foliosus var. foliosus W. L. Jepson, W. A. Setchell 1896-6-27 San Joaquin Lower San Joaquin Valley Comment
  JEPS2574 Image available Erigeron foliosus var. foliosus W. L. Jepson, W. A. Setchell 1896-6-27 San Joaquin Lower San Joaquin Valley Comment
  JEPS41363  Erigeron philadelphicus var. philadelphicus R. F. Hoover 1935-3-1 243 San Joaquin 5 mi sw Ripon Comment
  UCD131463  Erigeron philadelphicus var. philadelphicus G. F. Hrusa; S. A. Wagner 1992-4-22 9304 San Joaquin Caswell Memorial State Park. Comment
  UCD73466  Erigeron sumatrensis M. Evett 2008-9-2 s. n. San Joaquin city of Stockton, 8243 Onyx Ct., extreme SE corner of lot. Comment
  UCD73469  Erigeron sumatrensis M. Evett 2008-9-2 s. n. San Joaquin city of Stockton, 8243 Onyx Ct., extreme SE corner of lot. Comment
  UCD65697  Eriochloa acuminata Robert E. Preston 2004-8-27 2289 San Joaquin 7.4 mi E of Galt, along Elliot Rd. 27 Comment
  CDA32129  Eriochloa acuminata var. acuminata J. B. Gianelli 1989-6-15 San Joaquin Stockton; in 40 acre field of corn. 0 Comment
  UCD65736  Eriochloa contracta Robert Norris 1970-7-1 San Joaquin San Joaquin County. Comment
  CAS-BOT-BC248548  Eriogonum angulosum Alice Eastwood; John Thomas Howell 1935-4-7 2101 San Joaquin East end of Corral Hollow Comment
  UC6211  Eriogonum angulosum Benj. Cobb 1900-4-10 20 San Joaquin Tracy Comment
  UC903031  Eriogonum angulosum Ethel Crum 1932-10-16 1485 San Joaquin 9 mi sw Tracy (e end of Corral Hollow); Corral Hollow 152 Comment
  SEINET5328312  Eriogonum angulosum K. Brandegee 1907-10-2 s.n. San Joaquin Along railroad track near Stockton. 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
  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
  CAS-BOT-BC250506  Eriogonum gracile John Thomas Howell 1932-10-16 10844 San Joaquin 9 1/2 miles from Tracy on Tesla Road Comment
  JEPS56941  Eriogonum gracile F. T. Bioletti 1892-9-9 San Joaquin Lathrop Comment
  RSA229  Eriogonum gracile var. gracile J. T. Howell 1927-8-27 706 San Joaquin Near Manteca, San Joaquin Valley 15 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
  UC17054  Erodium botrys Jos. Burtt Davy 1901-3-5 San Joaquin Lathrop 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
  UCD103034  Erodium botrys Dr. Geo Hart 1936-3-28 s.n. San Joaquin Animal Husbandry Div. San Joaquin Valley. Comment
  UC17082  Erodium cicutarium H. P. Fitch 1883-1 131 San Joaquin Stockton Comment
  UC17086  Erodium cicutarium Jos. Burtt Davy 1901-3-3 San Joaquin Lathrop Comment
  UC17096  Erodium cicutarium F. W. Gunnison May 1896 San Joaquin Linden Comment
  CDA57  Erodium macrophyllum A. R. Tugel 1938-4-1 s.n. San Joaquin Tracy, in vineyard (?-M.K. Bellue). 0 Comment
  UC17068  Erodium macrophyllum H. P. Fitch 1889-4-25 150 San Joaquin Stockton Comment
  CDA56  Erodium macrophyllum var. californicum A. R. Tugel Apr 1938 s.n. San Joaquin Near Tracy, in nursery. 0 Comment
  UC17109  Erodium moschatum J. A. Sanford 1890-1 365 San Joaquin Waverly Comment
  UCR194723  Erodium moschatum George K. Helmkamp, E. A. Helmkamp 2007-10-13 13088 San Joaquin Northern San Joaquin Valley, along Hwy CA-88, 1.0 mile southwest of Clements at Disch Road 37 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
  UC21012  Eryngium castrense J. A. Sanford 1890-1 406 San Joaquin Waverly Comment
  UCD77703  Eryngium castrense Robert E. Preston 2004-7-29 2273 San Joaquin Ca. 13.4 mi NE of Lodi. 40 Comment
  RSA26761  Eryngium castrense Roxana S. Ferris 1940-6-1 9843 San Joaquin Slough about 3 miles west of Lockford on Stockton-Lockford road. Comment
  RSA290416  Eryngium castrense Yusuf Sheikh 1972-5-25 534 San Joaquin Ca. 0.3 mile west of Stanislaus County line on Funk Road, San Joaquin Valley Comment
  JEPS2586 Image available Eryngium castrense var. vallicola W. L. Jepson 1896-6-27 14278 San Joaquin Escalon San Joaquin Valley; Escalon, San Joaquin Valley, San Joaquin Co. Comment
  JEPS14006 Image available Eryngium racemosum W. L. Jepson 1923-10-22 10287 San Joaquin San Joaquin City San Joaquin River; San Joaquin City, San Joaquin River, San Joaquin Co. Comment
  UC69903  Eryngium racemosum J. A. Sanford San Joaquin near Holden Comment
  UC762974  Eryngium racemosum R. F. Hoover 1935-8-3 706 San Joaquin 5 mi. s.w. Ripon Comment
  CAS-BOT-BC54448  Erysimum capitatum H. L. Mason 1932-3-19 6820 San Joaquin Two miles east of Midway between Mountain House and Tracy. Comment
  UC762923  Erysimum capitatum R. F. Hoover 1938-4-10 3062 San Joaquin 1 mi e Midway Comment
  SEINET4856316  Eschscholzia arvensis Carl F. Baker 1903-4-25 2906 San Joaquin Tracy. Comment
  CAS-BOT-BC403523  Eschscholzia californica Brandegee 1889-5-1 O San Joaquin Tracy Comment
  UC765987  Eschscholzia californica R. F. Hoover 1937-4-3 1738 San Joaquin Corral Hollow; lower end Comment
  UC766001  Eschscholzia californica Robert F. Hoover 1935-3-1 255 San Joaquin Vernalis Comment
  CAS-BOT-BC403524  Eschscholzia californica E. E. Stanford 1927-4-3 136 San Joaquin Near Linden Comment
  CAS-BOT-BC403528  Eschscholzia californica A. A. Heller 1906-4-14 8177 San Joaquin Tracy 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
  RSA135434  Eschscholzia lobbii Volney Rattan 1886-3-18 s.n. San Joaquin Live Oaks Comment
  UC10057  Eschscholzia lobbii A. W. Gunnison 1896-4-18 San Joaquin Linden Comment
  UC766003  Eschscholzia lobbii R. F. Hoover 1935-3-16 352 San Joaquin Farmington Comment
  UCD95377  Eschscholzia lobbii Marvin L. Nies 1951-4-1 30 San Joaquin 8 miles east of Lodi. Comment
  JEPS104687  Eschscholzia rhombipetala John L. Morrison 1940-3-17 3122 San Joaquin Corral Hollow; ca. 1/8 mi SE of Castle Rock Comment
  JEPS104688  Eschscholzia rhombipetala John L. Morrison 1940-3-17 3122 San Joaquin Corral Hollow; ca. 1/8 mi SE of Castle Rock Comment
  RSA0010835  Eucalyptus E. E. Stanford 1930-5-31 1540 San Joaquin Near Montica. Comment
  SEINET12190740  Eucalyptus viminalis E. E. Stanford 1927-1 95 San Joaquin Stockton Comment
  CDA4827  Euphorbia davidii T. C. Fuller 1962-7-2 9074 San Joaquin San Joaquin Valley; between rails of the W.P. R.R. tracks; Terminous. 0 Comment
  UCD142342  Euphorbia davidii T. C. Fuller 1962-7-2 9074 San Joaquin Terminous. Comment
  UCD142579  Euphorbia maculata Daryl Koutnik 1988-8-23 s.n. San Joaquin Acampo, north of Lodi at 5401 Jahanat Road, 1 mile east of Hwy 99. 22 Comment
  UCD142607  Euphorbia maculata Daryl Koutnik 1988-8-25 s.n. San Joaquin City of Stockton at 541 Lillian, east of Hwy 99. 22 Comment
  UCD142626  Euphorbia nutans R. DeVol 1959-9-4 s.n. San Joaquin Lodi; west side of Pearson Road, 1/2 mile south of Armstrong Rd. Comment
  UCD142634  Euphorbia nutans 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
  CDA15455  Euphorbia peplus Groner 1999-3-6 PDR 1221752 San Joaquin San Joaquin Valley; in Lodi. 0 Comment
  UCD142811  Euphorbia serpillifolia G. F. Hrusa 1992-8-26 9572 San Joaquin Caswell Memorial State Park. Comment
  UCR235276  Euphorbia serpillifolia George K. Helmkamp, E. A. Helmkamp 2011-11-21 18476 San Joaquin Northeastern San Joaquin Valley, along Johnson Road, 0.8 mile south of its junction with CA-12, NE of Lockeford, SW of Camanche Reservoir 53 Comment
  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
  CAS-BOT-BC312280  Euthamia occidentalis Mrs. E. C. Sutliffe 1927-9-4 s.n. San Joaquin Lodi Comment
  CAS-BOT-BC312283  Euthamia occidentalis Brian Atwater 1978-8-22 BA- 76 San Joaquin Middle River between Victoria Is. and Upper Jones Tract Comment
  CDA39034  Euthamia occidentalis D. G. Kelch 2011-10-4 11 .837 San Joaquin Approx. 7 km west of Orestimba. Stuhr Rd east of I-5 along Orestimba Creek. Comment
  UC88076  Euthamia occidentalis T. S. Brandegee 1892-9-7 San Joaquin Bouldin Island Comment
  UCR253794  Euthamia occidentalis George K. Helmkamp, Elizabeth Helmkamp 2012-10-26 20069 San Joaquin San Joaquin Valley, Rock Creek, at East Sonora Road, 1.3 miles southeast of CA-4 50 Comment
  CAS-BOT-BC312281  Euthamia occidentalis E. E. Stanford 1927-9-26 716 San Joaquin Near Lois Park, Stockton Comment
  RSA473731  Euthamia occidentalis Cyril R. Owen 1927-9-27 30 San Joaquin River bottom near campus Comment
  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
  CDA12447  Festuca arundinacea G. F. Hrusa, S. A. Wagner 1992-4-2 9267 San Joaquin Caswell Memorial State Park. Comment
  SEINET3271554 Image available Festuca dertonensis George K. Helmkamp, E. A. Helmkamp 2009-3-26 14469 San Joaquin San Joaquin Valley; along CA-88/12 in Lockeford, 0.3 mile northeast of Elliott Road 24 Comment
  UCR233210  Festuca myuros George K. Helmkamp, E. A. Helmkamp 2010-4-7 15833 San Joaquin Northeast San Joaquin Valley, Collier Road, 0.1 mile west of its junction with CA-88, 1.83 mi. NE (27 deg. ) of Clements 47 Comment
  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
  SBBG115412  Fimbristylis vahlii B. Crampton 1960-8-9 5769 San Joaquin ca. 3 mi NE of Vernalis (in direct line), Durham Ferry Rd crossing of the San Joaquin River Comment
  CDA39694  Forestiera neomexicana T. C. Fuller 1971-4-21 19835 San Joaquin Inner Coast Ranges; Lone Tree Creek. 0 Comment
  CDA39695  Forestiera neomexicana T. C. Fuller 1962-4-24 8218 San Joaquin South of Corral Hollow Creek, ca. 8 miles southwest of Tracy. 0 Comment
  CAS-BOT-BC384219  Forestiera pubescens subsp. parvifolia E. E. Stanford 1930-4-5 1212 San Joaquin Hospital Canyon Comment
  CAS-BOT-BC53585  Frangula californica subsp. tomentella Volney Rattan 1885-6-1 s.n. San Joaquin Live Oaks Comment
  CAS-BOT-BC53586  Frangula californica subsp. tomentella Volney Rattan 1885-6-1 s.n. San Joaquin Live Oaks Comment
  CAS-BOT-BC211627  Frankenia salina E. E. Stanford 1926-10-12 54 San Joaquin Near Smith's Canal, Stockton Comment
  CAS-BOT-BC211629  Frankenia salina Ira L. Wiggins 1934-8-17 6981 San Joaquin Along slough 2 miles west of San Joaquin River Comment
  POM146115  Frankenia salina E. E. Stanford 1926-9-30 20 San Joaquin Stockton, near campus. Comment
  CAS-BOT-BC223540  Fraxinus latifolia Carl B. Wolf 1940-11-6 9780 San Joaquin San Joaquin Valley. 1 mi. No. of Lodi on Mokelumne River 15 Comment
  CAS-BOT-BC223543  Fraxinus latifolia Carl B. Wolf 1940-11-6 9779 San Joaquin San Joaquin Valley. 1 mi. West of Farmington 30 Comment
  CAS-BOT-BC223544  Fraxinus latifolia Ira L. Wiggins 1934-10-25 6983 San Joaquin 1 mi. W. of San Joaquin R. Comment
  POM195984  Fraxinus latifolia E. E. Stanford 1928-3-20 833 San Joaquin Near Peters 30 Comment
  UC1618020  Fraxinus latifolia Donald G. Nelson 1939-6-9 606 San Joaquin se of Stockton (on the Mount Diablo Base Line, junction of Austen Road and Little John Creek); Mount Diablo Base Line Comment
  UC774712  Fraxinus latifolia C. B. Wolf 1940-11-6 San Joaquin 1 mi n Lodi; San Joaquin Valley, Mokelumne River 15 Comment
  CDA5864  Gaillardia pinnatifida J. B. Gianelli 1973-10-31 San Joaquin U.S.D.A. Soil Conservation Service Plant Material Center, Lockeford. 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
  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
  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
  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
  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
  UC1005616  Gilia capitata subsp. staminea Frank W. Gould 1939-3-18 580 San Joaquin open hillslopes near Castle Rock (Corral Hollow); Mt. Hamilton Range, , near Castle Rock 198 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
  UC52360  Gilia capitata subsp. staminea Benj. Cobb 1900-4-10 8 San Joaquin Tracy Comment
  UC1018187  Gilia tricolor subsp. diffusa J. Warren 1952-4-12 San Joaquin Taft , Taft (San Joaquin Valley) Comment
  JEPS85999  Gilia tricolor subsp. tricolor W. L. Jepson 1922-4-2 9558 San Joaquin Corral Hollow Mt. Hamilton Range, Corral Hollow 152 Comment
  RSA789510  Gilia tricolor subsp. tricolor George K. Helmkamp, E. A. Helmkamp 2010-4-7 15835 San Joaquin along CA-88, 1.1 miles southwest of the Amador County line, 6 miles NE (33 deg.) of Clements 79 Comment
  SEINET11261868  Gilia tricolor subsp. tricolor George Helmkamp, E. A. Helmkamp 2010-4-7 15835 San Joaquin Northeast San Joaquin Valley: along CA-88, 1.1 miles southwest of the Amador County line, 6 miles NE (331/4) of Clements (Goose Creek 7.5' Q); 0 79 Comment
  UC23858  Gilia tricolor subsp. tricolor F. W. Gunnison May, 1896 San Joaquin Linden Comment
  UC963968  Gilia tricolor subsp. tricolor R. F. Hoover 1938-2-27 2797 San Joaquin Corral Hollow Castle Rock, Corral Hollow Comment
  UC115340  Glinus lotoides T. S. Brandegee 1892-9-9 San Joaquin San Joaquin Bridge Comment
  UC115341  Glinus lotoides K. Brandegee 1892-9-9 San Joaquin San Joaquin Bridge near Lathrop Comment
  UCD77743  Glinus lotoides Robert E. Preston 2004-7-29 2275 San Joaquin Ca. 13.4 mi NE of Lodi 29 Comment
  CDA3382  Glinus lotoides J. F. Silva 1964-10-27 San Joaquin Escalon district. 0 Comment
  CDA2165  Glyceria declinata J. B. Gianelli 1994-9-16 San Joaquin Flood Road, Linden. 0 Comment
  UCD57252  Glyceria declinata John Gerlach 2006-5-24 s.n. San Joaquin Lane Ranch. Comment
  UCD66767  Glyceria declinata Margaret W. Flesher 1993-3-12 s.n. San Joaquin San Joaquin and Stanislaus Counties: Foothills northeast of Modesto, at localities marked on accompanying map. Comment
  CDA4144  Glycyrrhiza glabra J. B. Gianelli 1970-9-16 San Joaquin Cluff Road & East Pine Extension, Lodi. 0 Comment
  CDA4147  Glycyrrhiza glabra J. B. Gianelli 1971-7-17 San Joaquin Northeast corner of Cluff Road & East Pine Extension, Lodi. 0 Comment
  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
  UC485704  Gnaphalium palustre Katharine Brandegee San Joaquin San Joaquin Bridge Comment
  UC900733  Gnaphalium palustre Roxana S. Ferris 1953-5-15 12647 San Joaquin 1 mi w of intersection between Bellota-Farmington road and Everett School Comment
  POM196274  Gnaphalium palustre Clarence R. Quick 1929-6-4 s.n. San Joaquin Calaveras River Bottom. North of Campus. [University of the Pacific] 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
  UC885860  Gratiola ebracteata C. L. Hitchcock 1940-4-29 6305 San Joaquin 3 mi s Galt 15 Comment
  RSA424794  Gratiola ebracteata E. E. Stanford 1930-4-17 1334 San Joaquin Clements Road. Comment
  CDA39016  Grindelia camporum D. G. Kelch 2011-10-4 11 .828 San Joaquin Ingram Creek Rd., 6.3 km west of Westley. Comment
  OBI43824  Grindelia camporum A. C. Sanders 1986-9-12 6917 San Joaquin Along Hwy I-5, .7 mi N of the Hospital creek bridge and 2.2 mi N of the Stanislaus co. line. 76 Comment
  POM147780  Grindelia camporum E. E. Stanford 1927-9-26 719 San Joaquin Stockton. Comment
  POM202658  Grindelia camporum J. T. Howell 1932-10-16 10849 San Joaquin Bed of Corral Hollow Creek, 8 miles from Tracy on Tesla Road. Comment
  POM359070  Grindelia camporum E. E. Stanford 1927-9-26 719 San Joaquin Stockton. Comment
  UCD132479  Grindelia camporum G. F. Hrusa; S. A. Wagner 1992-7-8 9166 San Joaquin Caswell Memorial State Park. Eastern part of the park. Comment
  UCR45224  Grindelia camporum A. C. Sanders 1986-9-12 6917 San Joaquin San Joaquin Valley, along Interstate Hwy 5, 0.7 mi north of the Hospital Creek bridge & 2.2 mi north of the Stanislaus Co line 76 Comment
  CAS-BOT-BC304972  Grindelia hirsutula Volney Rattan 1880-1-1 s.n. San Joaquin Live Oaks Comment
  CAS-BOT-BC304975  Grindelia hirsutula John Thomas Howell 1932-10-16 10849 San Joaquin Bed of Corral Hollow Creek, 8 miles from Tracy on Tesla Road Comment
  CAS-BOT-BC304979  Grindelia hirsutula John Thomas Howell 1930-10-11 5550 San Joaquin 1 mile west of San Joaquin River bridge near Lathrop Comment
  CAS-BOT-BC304980  Grindelia hirsutula J. T. Howell No date on label s.n. San Joaquin Holt Comment
  CAS-BOT-BC304981  Grindelia hirsutula Samuel B. Parish 1881-11-1 s.n. San Joaquin Lathrop 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-BC304984  Grindelia hirsutula L. R. Abrams 1920-9-30 7782 San Joaquin Near Banta Comment
  CAS-BOT-BC304986  Grindelia hirsutula Ira L. Wiggins 1934-7-28 6944 San Joaquin 3.2 miles east of Escalon 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
  UC60923  Grindelia hirsutula N. K. Berg 1903-12-10 San Joaquin Rough and Ready Isl. Comment
  UC87892  Grindelia hirsutula T. S. Brandegee 1901-9-9 San Joaquin San Joaquin Bridge Comment
  RSA97102  Guillenia flavescens Elizabeth McClintock 1950-3-26 s.n. San Joaquin Corral Hollow [This creek runs from Alameda county into San Joaquin and then back to Alameda county.] Comment
  SJSU1706  Gutierrezia californica C. W. Sharsmith 1955-9-11 6295 San Joaquin Corral Hollow Comment
  UC36819  Gutierrezia californica unknown 1861-10-18 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
  CAS-BOT-BC306282  Hedypnois cretica E. E. Stanford 1930-4-26 1419 San Joaquin Copperopolis Rd. west of Peters Comment
  CAS-BOT-BC306531  Helenium bigelovii Brian Atwater 1978-8-31 BA- 131 San Joaquin Between Quinby Island and Franks Tract Comment
  CAS-BOT-BC309390  Helenium puberulum E. E. Stanford 1926-10-7 40 San Joaquin Stockton, Calaveras River bottom Comment
  UC32239  Helenium puberulum J. A. Sanford San Joaquin w Stockton; San Joaquin Valley, Meyer's Tract Comment
  JEPS35478  Helianthus annuus W. L. Jepson 1928-7-20 12940 San Joaquin Tracy Comment
  UC32275  Helianthus annuus J. A. Sanford 6 San Joaquin Stockton San Joaquin Valley Comment
  UC32294  Helianthus annuus J. A. Sanford 1890-1-1 234 San Joaquin Roberts Island Comment
  UCD147103  Helianthus annuus Chuck Hughes 2013-7-16 387 San Joaquin Open area about 500 feet southwest of Tracy Lake Dam, near the Mokelumne River. 6 Comment
  UCR194982  Helianthus annuus George K. Helmkamp, E. A. Helmkamp 2007-10-13 13093 San Joaquin Northern San Joaquin Valley, along Hwy CA-88, 1.0 mile southwest of Clements at Disch Road 37 Comment
  UCR253494  Helianthus annuus George K. Helmkamp, Elizabeth Helmkamp 2012-10-26 20082 San Joaquin San Joaquin Valley, Littlejohns Creek, along unnamed dirt road 0.3 mi. south of CA-4 at a point 0.5 miles east of Farmington 32 Comment
  CAS-BOT-BC305457  Helianthus annuus E. E. Stanford 1927-8-31 694 San Joaquin Stockton Comment
  POM360027  Helianthus annuus E. E. Stanford 1927-8-18 682 San Joaquin Stockton. Near railroad tracks Comment
  POM147733  Helianthus annuus subsp. lenticularis E. E. Stanford 1927-8-31 694 San Joaquin Stockton Comment
  UC2015362  Helianthus bolanderi G. K. Helmkamp, E. A. Helmkamp 2011-11-21 18474 San Joaquin Northeast San Joaquin Valley: along Johnson Road, 0.1 mile north of its junction with Acampo Road, 2.3 miles SW of Camanche Reservoir Comment
  CDA6557  Helianthus tuberosus J. B. Gianelli 1977-10-12 San Joaquin F.W. Reid property, 15789 Escalon-Bellota Road, north of Escalon. 0 Comment
  JEPS79578  Heliotropium curassavicum Edward Lee with A. Carter and F. Little 1934-7-4 962 San Joaquin Holt Comment
  UC1745566  Heliotropium curassavicum Annetta M. Carter, Florence Little, Edward Lee 1934-7-4 682 San Joaquin Holt. Comment
  SEINET3293531 Image available Heliotropium curassavicum subsp. oculatum P. O. Schallert San Joaquin Stockton, Delta land near stockton Comment
  POM146112  Heliotropium curassavicum var. oculatum E. E. Stanford 1926-9-30 18 San Joaquin Stockton. Comment
  RSA74890  Heliotropium curassavicum var. oculatum Elroy Robinson 1935-9-14 s.n. San Joaquin Lathrop. Comment
  UCD119424  Heliotropium curassavicum var. oculatum G. F. Hrusa 1992-8-26 9554 San Joaquin Caswell Memorial State Park. Comment
  JEPS37509  Helminthotheca echioides W. L. Jepson 1923-10-22 10267 San Joaquin lower San Joaquin River (western San Joaquin County); lower San Joaquin River, Union Island Comment
  CAS-BOT-BC305853  Helminthotheca echioides E. E. Stanford 1926-10-12 56 San Joaquin Near Stockton Comment
  CAS-BOT-BC309742  Hemizonia congesta subsp. luzulifolia David D. Keck 1933-10-28 2574 San Joaquin Farmington Road 0.7 mi. from intersection with U.S. 99, ca. 3 mi. E. of Stockton Comment
  UC596092  Hemizonia congesta subsp. luzulifolia R. F. Hoover 1935-8-20 713 San Joaquin Stockton Comment
  CDA7055  Hemizonia fitchii J. B. Gianelli 1959-6-4 2556 San Joaquin Lodi. 0 Comment
  POM215190  Hemizonia fitchii D. D. Keck 1933-10-28 2570 San Joaquin Farmington Road, 0.7 mile from intersection with Hwy 99, ca. 3 miles E of Stockton. Comment
  SEINET3387093 Image available Hemizonia kelloggii David D. Keck 1931-10-18 1314 San Joaquin Simms Station, Tidewater Southern R.R., 7 miles east of Manteon. 23 Comment
  POM360307  Hemizonia kelloggii E. E. Stanford 1930-5-10 1470 San Joaquin Near Stanislaus River Comment
  RSA6489  Hemizonia kelloggii William M. Heusi 1932-5-30 214 San Joaquin Escalon. Comment
  POM215223  Hemizonia parryi subsp. rudis D. D. Keck 1933-10-28 2572 San Joaquin Farmington Road, 0.7 mile from intersection with Hwy 99, ca. 3 miles E of Stockton. Comment
  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
  CDA7795  Hemizonia pungens J. B. Gianelli 1960-3-29 San Joaquin Thornton Road, 1 mile south of Kingdon Road. (Off I-5, west of Lodi) 0 Comment
  CAS-BOT-BC123547  Hemizonia pungens subsp. interior David Daniels Keck 1932-6-26 1503 San Joaquin Nilegarden Station, 3 miles W of Manteca Comment
  SEINET5336911  Herniaria cinerea K. Brandegee 1907-5-7 s.n. San Joaquin Near Tracy, on the first cross road to the west. Comment
  RSA21629  Herniaria hirsuta subsp. cinerea Roxana S. Ferris 1938-4-15 9405 San Joaquin Near gravel pit at the mouth of Corral Hollow. Comment
  UC1076488  Herniaria hirsuta subsp. cinerea Herbert L. Mason 1932-3-19 6825 San Joaquin 2 mi e Midway (between Mountain House and Tracy) Comment
  UC444447  Herniaria hirsuta subsp. cinerea E. L. Greene 1889-4-30 San Joaquin near Bethany; ; near Bethany Comment
  CAS-BOT-BC388503  Herniaria hirsuta var. cinerea F. R. Lawson 1930-5-27 s.n. San Joaquin Lone Tree Canyon. South of Tracy Comment
  CAS-BOT-BC388504  Herniaria hirsuta var. cinerea Roxana S. Ferris 1938-4-15 9405 San Joaquin At the mouth of Corral Hollow Comment
  CAS-BOT-BC310167  Hesperevax caulescens H. L. Mason 1939-4-16 12081 San Joaquin About 9 miles southeast of Stockton at junction of Austin Road and Little John Creek Comment
  POM257004  Hesperevax caulescens H. L. Mason 1939-4-16 s.n. San Joaquin 9 miles SE if Stockton at jct of Austin Road and Little John Creek Comment
  UC629721  Hesperevax caulescens H. L. Mason 1939-4-16 12081 San Joaquin Junction of Austin Road and Little John Creek; Stockton Comment
  UC1529058  Hesperolinon californicum Dean W. Taylor 1986-5-7 8802 San Joaquin near Alameda County line; Lawrence Livermore National Laboratory, Site 300, Corall Hol 502 Comment
  SEINET10939141  Heterocodon rariflorum Mason Mason 6974 San Joaquin CLEMENTS Comment
  SEINET10939142  Heterocodon rariflorum Mason Mason 5551 San Joaquin KNIGHT'S FERRY Comment
  JEPS104704  Heterodraba unilateralis J. L. and F. L. Morrison 1938-3-6 2768 San Joaquin NE of Castle Rock, Corral Hollow, Mount Hamilton Range Comment
  RSA22270  Heterodraba unilateralis L. S. Rose 1938-4-3 38120 San Joaquin Corral Hollow. 122 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
  RSA0075853  Heterotheca grandiflora A. A. Heller 1938-4-9 15020 San Joaquin Upper Sherman Island. 15 Comment
  CAS-BOT-BC123647  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
  CDA11008  Hoita macrostachya G. F. Hrusa, S. A. Wagner 1992-7-8 9178 San Joaquin Caswell Memorial State Park. Appr. 200 m. to W of westernmost parking area. Comment
  JEPS15603  Holocarpha Rimo Bacigalupi with G. Thomas Robbins 1955-5-5 4998 San Joaquin 1.5 mi s Peters (along road to Farmington, Peters Dump) 33 Comment
  CAS-BOT-BC324601  Holocarpha obconica James I. McMurphy 1908-10-19 s.n. San Joaquin 3-4 miles out of Tracy Comment
  CAS-BOT-BC324610  Holocarpha obconica David D. Keck 1933-8-23 2504 San Joaquin Corral Hollow (east end) 10.5 miles S.W. of Tracy Comment
  CDA39101  Holocarpha obconica D. G. Kelch 2011-10-4 11 .831 San Joaquin Ingram Creek Rd., 6.3 km west of Westley. Comment
  CDA7982  Holocarpha obconica Harkness, Peterson, Croce 1975-6-19 San Joaquin Railroad right of way, ca. 5 miles southwest of Tracy. 0 Comment
  OBI43822  Holocarpha obconica A. C. Sanders 1986-9-12 6919 San Joaquin Along Hwy I-5, 0.7 mi N of the Hospital Crk bridge and 2.2 mi N of the Stanislaus Co line 76 Comment
  UC134956  Holocarpha obconica Katharine Brandegee 1907-10-2 San Joaquin near Stockton ((railroad track)) Comment
  UC1357614  Holocarpha obconica R. F. Hoover 1965-9-24 9646 San Joaquin River Road just n Stanislaus County line (near San Joaquin River) Comment
  UC913048  Holocarpha obconica David D. Keck 1933-8-23 2504 San Joaquin 10.5 mi sw Tracy (e end of hollow); Corral Hollow Comment
  RSA81654  Holocarpha obconica subsp. obconica James I. McMurphy 1908-10-19 s.n. San Joaquin 3-4 miles out of Tracy. Comment
  CAS-BOT-BC320378  Holocarpha virgata C. C. Parry 1881-8-1 s.n. San Joaquin San Joaquin Comment
  CAS-BOT-BC320346  Holocarpha virgata David D. Keck 1931-10-18 1319 San Joaquin Escalon 38 Comment
  CAS-BOT-BC320374  Holocarpha virgata David D. Keck 1931-10-18 1319 San Joaquin Escalon 38 Comment
  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
  POM298329  Holozonia filipes D. D. Keck 1932-6-26 1505 San Joaquin 1.6 miles E of Farmington, on road to Milton. 35 Comment
  CAS-BOT-BC285039  Hordeum depressum E. E. Stanford 1930-4-5 1260 San Joaquin Durham Ferry Road Comment
  CAS-BOT-BC285041  Hordeum depressum E. E. Stanford 1927-3-17 115 San Joaquin Stockton Campus Comment
  CDA43396  Hordeum jubatum Ken Peek 2015-4-14 PDR# 010 P06220548 San Joaquin Vicinity of Tracy. 0 Comment
  CAS-BOT-BC285128  Hordeum marinum subsp. gussoneanum E. E. Stanford 1927-3-17 115 San Joaquin Stockton Comment
  POM352454  Hordeum marinum subsp. gussoneanum E. E. Stanford 1927-3-3 115 San Joaquin Stockton. Comment
  UC73787  Hordeum marinum subsp. gussoneanum Mr. Sanford San Joaquin Stockton Comment
  CAS-BOT-BC389764  Hordeum murinum R. D. Hennessey 1964-5-2 79 San Joaquin Calaveras River 1 mile north and 7 miles northeast of point at which river empties into Stockton Channel Comment
  POM195898  Hordeum murinum subsp. glaucum C. R. Quick 1929-4-6 s.n. San Joaquin Stockton; In fields near campus Comment
  POM352477  Hordeum murinum subsp. leporinum C. R. Quick 1929-3-18 s.n. San Joaquin Campus, Stockton Comment
  UCR253603  Hordeum murinum subsp. leporinum George K. Helmkamp 2014-3-18 22579 San Joaquin San Joaquin Valley, along Hwy CA-88 on the southwest side of the border with Calaveras County, 7.1 mi. SW (220 deg. ) of Ione 87 Comment
  CAS-BOT-BC55489  Hornungia procumbens Volney Rattan 1882-1-1 s.n. San Joaquin Lathrop. Comment
  UCD128243  Hydrocotyle verticillata G. F. Hrusa; S. A. Wagner 1992-8-9 9359 San Joaquin Caswell Memorial State Park. On eastern end of Oxbow Lake. Comment
  CAS-BOT-BC400804  Hypericum anagalloides Volney Rattan 1885-6-5 s.n. San Joaquin Rattans Ranch, Live Oaks Comment
  UCR63920  Hypericum perforatum L. F. LaPre 1990-6-5 s.n. San Joaquin Forster Ranch at the gate on Hwy 188. 76 Comment
  POM361224  Hypochaeris glabra E. E. Stanford 1930-4-18 s.n. San Joaquin Northeastern portion of the county. Comment
  UCD133343  Hypochaeris glabra G. F. Hrusa; S. A. Wagner 1992-4-22 9281 San Joaquin Caswell Memorial State Park. Comment
  RSA170319  Ipomoea purpurea T. C. Fuller 1963-9-11 11230 San Joaquin W. of Hyw 99 freeway, 0.1 mi. n. of Woodbridge Rd., 2 mi. n. of Lodi. Comment
  UCD126566  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
  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
  UCR63919  Juglans hindsii L. F. LaPre 1990-6-4 s.n. San Joaquin Borden Ranch, south side of Dry Creek 70 Comment
  POM146208  Juncus acuminatus E. E. Stanford 1927-5-2 454 San Joaquin Stockton. Comment
  UCD141294  Juncus acuminatus G. F. Hrusa; E. R. Hochman 1992-9-27 10501 San Joaquin Smith Lake, approximately 5 miles WNW of Quincy. Comment
  UCD141296  Juncus acuminatus G. F. Hrusa; S. A. Wagner 1992-7-8 9174 San Joaquin Caswell Memorial State Park. Immediately downstream from picnic area. Comment
  RSA368182  Juncus bufonius E. E. Stanford 1930-4-26 1430 San Joaquin Copperopolis Road. Comment
  UCR128292  Juncus effusus Pam Wright, Louis LaPierre 2003-5-9 s.n. San Joaquin Sacramento Valley, 1 mile south of Collegeville, southeast of Stockton and east of French Camp, off Littlejohn Creek immediately west of Jack Tone Road and south of BNSF railroad line, 55 acre Mariposa mitigation site (created in 2000) 17 Comment
  UC1101024  Juncus effusus subsp. pacificus Herbert L. Mason and Verne Grant 1946-8-21 13062 San Joaquin w of Stockton (on Borden Highway) Comment
  UC766159  Juncus mexicanus R. F. Hoover 1940-12-7 4714 San Joaquin 2 mi e Midway Comment
  CAS-BOT-BC80916  Juniperus californica E. E. Stanford 1930-4-5 1217 San Joaquin Hospital Canyon Comment
  JEPS97647  Juniperus californica Annetta M. Carter 1947-3-23 1781 San Joaquin Hills W of Castle Rock, 18 mi. E of Livermore, E end of Corral Hollow. Comment
  UC1753831  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
  CAS-BOT-BC272318  Lachnagrostis filiformis E. E. Stanford 1927-5-28 456 San Joaquin Louis Park, Stockton Comment
  CAS-BOT-BC340720  Laennecia coulteri Mrs. E. C. Sutliffe 1927-9-4 s.n. San Joaquin Lodi Comment
  UCD133599  Laennecia coulteri G. F. Hrusa 1992-8-26 9544 San Joaquin Caswell Memorial State Park, on dirt road to immediate north or northern edge of Hidden Lake. Comment
  CAS-BOT-BC341283  Lagophylla glandulosa H. M. Hall 1915-9-19 10123 San Joaquin Stockton 9 Comment
  SD241068  Lamium amplexicaule George K. Helmkamp, E. A. Helmkamp 2012-4-7 18718 San Joaquin San Joaquin Valley: along CA-26, 3.2 miles southwest of its junction with N Wimer Road, NE of town of Linden (Valley Springs SW 7.5'Q) 52 Comment
  SD243165  Lamium amplexicaule George K. Helmkamp, E. A. Helmkamp 2011-3-12 17060 San Joaquin Northern San Joaquin Valley: Collier Road, 0.2 mile east of its junction with Suttenfield Road, 9.4 mi. NE (50a^z) of Lodi. Grassy field. 39 Comment
  UC1614530  Lamium amplexicaule Charles M. Belshaw 1936-2-28 1520 San Joaquin about 8 mi wsw of Lockford (toward Waterloo) Comment
  UCR232280  Lamium amplexicaule George K. Helmkamp, E. A. Helmkamp 2011-3-12 17060 San Joaquin Northern San Joaquin Valley, Collier Road, 0.2 mile east of its junction with Suttenfield Road, 9.4 mi. NE (50 deg. ) of Lodi 40 Comment
  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
  UCD125088  Lamium amplexicaule G. F. Hrusa; S. A. Wagner 1992-3-4 9070 San Joaquin Caswell Memorial State Park. Picnic areas. Comment
  SEINET3913692  Lappula squarrosa Russell S. Woglum 1941-4-27 2987 San Joaquin San Joaquin Valley: Lodi.; 0 Comment
  SEINET7076134  Lasthenia californica A. G. Vestal 1955-4-1 s.n. San Joaquin About 3.5 miles east of Farmington on Route 4. (NAD 27; 37.9376? deg. North Latitude, 120.9439? deg. West Longitude). [GPS Coordinate: WGS84/NAD83]. Comment
  CAS-BOT-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
  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-BC352733  Lasthenia fremontii E. E. Stanford 1927-4-23 184 San Joaquin Near Stockton. Comment
  CAS-BOT-BC352734  Lasthenia fremontii E. E. Stanford 1930-4-17 1345 San Joaquin Ione Road. Comment
  POM196006  Lasthenia fremontii E. E. Stanford 1929-4-7 1041 San Joaquin Near Peters. Comment
  POM146132  Lasthenia glaberrima E. E. Stanford 1927-4-12 148 San Joaquin Near Stockton. Comment
  CAS-BOT-BC352812  Lasthenia glabrata subsp. glabrata E. E. Stanford 1927-3-23 102 San Joaquin Stockton Comment
  JEPS35413  Lasthenia glabrata subsp. glabrata J. G. Lemmon 1878-8-1 San Joaquin near Stockton Comment
  RSA21257  Lasthenia glabrata subsp. glabrata C. B. Wolf 1937-3-31 8371 San Joaquin San Joaquin Valley. 1 mi S of Stockton on Tracy Rd. 5 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
  RSA396106  Lasthenia glabrata subsp. glabrata C. B. Wolf 1937-5-11 8604 San Joaquin 3 miles N of Stockton. 8 Comment
  CAS-BOT-BC367546  Lasthenia microglossa Alice Eastwood; John Thomas Howell 1935-4-7 2095 San Joaquin East end of 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
  UC2028970  Lasthenia microglossa Barbara Ertter with Tina Carlson and CNPS members 1994-4-23 12443 San Joaquin Lawrence Livermore Laboratory on N side Corral Hollow Road just E of Alameda Co. line, ca 10 air miles SW of Tracy. Comment
  CAS-BOT-BC368709  Lasthenia minor R. F. Hoover 1966-3-25 9740 San Joaquin River Road along San Joaquin River just north of Stanislaus Co. line. Comment
  CAS-BOT-BC368712  Lasthenia minor Roxana S. Ferris 1937-3-4 9311 San Joaquin 6 miles from Copperopolis on the Farmington Road Comment
  CAS-BOT-BC368715  Lasthenia minor E. E. Stanford 1928-3-20 813 San Joaquin Peters 45 Comment
  CAS-BOT-BC368717  Lasthenia minor John Thomas Howell 1933-3-26 10887 A San Joaquin Corral Hollow Comment
  CAS-BOT-BC385628  Lasthenia minor John Thomas Howell 1933-3-26 10887 San Joaquin Corral Hollow Comment
  JEPS9906  Lasthenia minor A. D. Tenney 1915-4-14 San Joaquin Comment
  POM55163  Lasthenia minor C. F. Baker 1903-4-25 2789 San Joaquin Tracy. Comment
  UC1363826  Lasthenia minor Robert Ornduff 1958-2-23 4750 San Joaquin 4.6 mi w of crossing of road and Delta-Mendota canal. or 6.8 mi sw of Highway 50 Corral Hollow Creek; Tesla-Corral Hollow Road Comment
  UC30483  Lasthenia minor Benj. Cobb 1900-3-28 San Joaquin Tracy Comment
  UC604924  Lasthenia minor Roxana S. Ferris 1938-4-15 9404 San Joaquin at the mouth of Corral Hollow Comment
  UC614971  Lasthenia minor Beryl O. Schreiber 1932-3-27 136 San Joaquin Midway Comment
  CAS-BOT-BC213329  Lathyrus jepsonii subsp. californicus John Thomas Howell 1933-7-20 11446 San Joaquin Lathrop Bridge on San Joaquin River Comment
  CDA27129  Lathyrus jepsonii subsp. californicus L. Hawkins 1972-6-26 San Joaquin 2.5 miles south of Highway 12 at Potato Slough, Lodi. 0 Comment
  RSA7426  Lathyrus jepsonii subsp. californicus J. T. Howell 1933-7-20 11446 San Joaquin Lathrop Bridge, on San Joaquin River. Comment
  UC1035806  Lathyrus jepsonii var. californicus Annie M. Alexander and Louise Kellogg 1943-6-26 3454 San Joaquin Byron to Stockton highway (Middle River bridge); San Joaquin Valley, Middle River Comment
  CAS-BOT-BC205010  Lathyrus jepsonii var. jepsonii N. K. Berg 1903-1-1 s.n. San Joaquin Rough and Ready Id., Stockton Comment
  UC61035  Lathyrus jepsonii var. jepsonii N. K. Berg 1903-11 San Joaquin Routh & Ready Comment
  RSA43223  Lathyrus vestitus subsp. bolanderi Robert F. Hoover 1947-2-11 6616 San Joaquin Poly Canyon (Brizziolari Creek of maps) Comment
  CDA5003  Lavatera cretica T. C. Fuller 1962-6-4 8832 San Joaquin North side of Highway 50 at railroad tracks, west limits of Tracy. 0 Comment
  CDA5004  Lavatera cretica T. C. Fuller 1962-6-4 8832 San Joaquin North side of Highway 50 at railroad tracks, west limits of Tracy. 0 Comment
  UC1190283  Lavatera cretica Ira L. Wiggins 1958-4-13 14322 San Joaquin at corner of Patterson Road and Grant Line Road Comment
  SEINET7076109  Layia fremontii A. G. Vestal 1955-4-1 3600 San Joaquin About 17.5 miles west of Farmington on Route 4. (NAD 27; 37.9322? deg. North Latitude, 121.3141? deg. West Longitude). [GPS Coordinate: WGS84/NAD83]. Comment
  UC30614  Layia fremontii J. A. Sanford 1890-1-1 San Joaquin Waverly Comment
  CAS-BOT-BC323248  Layia fremontii Roxana S. Ferris 1937-4-4 9310 San Joaquin 6 miles from Copperopolis on the Farmington Road Comment
  POM361722  Layia fremontii Clarence R. Quick 1929-4-14 s.n. San Joaquin Peters. Comment
  UCD33924  Layia fremontii Beecher Crampton 1975-4-16 9149 San Joaquin 3 miles N.E. of Clements, jct. of Liberty road and Hwy. 88. Comment
  UCR233466  Layia munzii George K. Helmkamp, E. A. Helmkamp 2010-4-7 15836 San Joaquin Northeast San Joaquin Valley, along CA-88, 1.1 miles southwest of the Amador County line, 6 miles NE (33 deg. ) of Clements 79 Comment
Read comments
May 24 2020
  CAS-BOT-BC380868  Layia platyglossa Frank W. Gould 1939-3-18 574 San Joaquin Near Castle Rock, Corral Hollow, Mt. Hamilton Range 198 Comment
  CAS-BOT-BC380872  Layia platyglossa M. K. Curran 1884-1-1 s.n. San Joaquin San Joaquin Comment
  CAS-BOT-BC274342  Leersia oryzoides Brian Atwater 1978-8-24 BA- 120 San Joaquin Between Rindge [Ridge] Tract and Wright Tract Comment
  UC1056242  Leersia oryzoides Virginia E. Long 1930-9-1 8 a San Joaquin near Holt Comment
  UC912579  Leersia oryzoides Herbert L. Mason 1928-9-30 4961 San Joaquin San Joaquin Delta near Holt; San Joaquin Delta Comment
  CDA32431  Leersia oryzoides J. B. Gianelli 1960-10-4 San Joaquin South side Harney Lane & Woodbridge irrigation canal, Woodbridge Irrigation District 0 Comment
  UCD18847  Legenere limosa Vernal Pool Team 2001; Carol Witham and Jennifer Buck 2001-4-23 155 San Joaquin 1 mi. south along Hwy 88 from intersection of Liberty Rd, 1 mi. east of Hwy 88 along dirt ranch road, Lane site, pool # LAN043. Comment
  JEPS79583  Lemna minor Edward Lee 1934-7-4 971 San Joaquin between Middle and Old River ((San Joaquin) drainage ditch, Borden Highway); Borden Highway Comment
  JEPS414  Lemna minuscula W. L. Jepson 1923-5-25 9904 San Joaquin Middle River Comment
  UC1083189  Lemna minuscula Herbert L. Mason 1937-6-21 11550 San Joaquin 1/2 mi sw of Holt Comment
  SD117137  Lemna minuta Wayne P. Armstrong 1984-8-22 1214 San Joaquin Trapper Slough, north side of Highway 4, approximately 4 miles west of Holt. 2 Comment
  UC1101290  Lemna turionifera Malcolm A. Nobs, S. Galen Smith 1949-10-23 1895 San Joaquin 15 mi sw of Ione (on road from Ione to Clements) Comment
  UCR66260  Leontodon taraxacoides L. F. LaPre 1990-6-4 s.n. San Joaquin Borden Ranch, south side of Dry Creek 70 Comment
  CAS-BOT-BC88687  Lepidium acutidens Carl B. Wolf 1937-3-31 8373 San Joaquin San Joaquin Valley, 1 mile south of Stockton on Tracy Road. 5 Comment
  CAS-BOT-BC88942  Lepidium dictyotum Peter H. Raven; R. Alava; R. Ornduff; S. Woodcox 1957-3-30 10558 San Joaquin Corral Hollow. Comment
  RSA161134  Lepidium dictyotum P. H. Raven, Reino Alava, Robert Ornduff, S. Woodcox 1957-3-30 10558 San Joaquin Corral Hollow. Comment
  RSA293043  Lepidium dictyotum Reino Alava 1957-3-30 582 San Joaquin San Joaquin Valley, hillside at Corral Hollow. Comment
  UCD115344  Lepidium didymum Ron Baskett 1974-6-6 s.n. San Joaquin location unknown. Comment
  CDA15556  Lepidium latifolium G. F. Hrusa, M. Rejmanek, M. Tu 1998-10-14 14887 San Joaquin Caswell Memorial State Park; Stanislaus river along River Bend trail. Comment
  CAS-BOT-BC89696  Lepidium latifolium Bellue June 20 s.n. San Joaquin Tobin Ranch. Mossdale. Also on adjoining Olixeira Ranch. Comment
  UCD115702  Lepidium latifolium G. F. Hrusa; S. A. Wagner 1992-7-8 9171 San Joaquin On riverbank side of Oxbow Bar. Caswell Memorial State Park. Comment
  CAS-BOT-BC89755  Lepidium latipes John Thomas Howell 1931-3-16 5782 San Joaquin 3 miles southeast of Tracy. Comment
  CAS-BOT-BC12556  Lepidium nitidum John Thomas Howell 1931-3-16 5783 San Joaquin 3 miles southeast of Tracy. Comment
  CAS-BOT-BC12558  Lepidium nitidum John Thomas Howell 1931-3-16 5784 San Joaquin 3 miles southeast of Tracy. Comment
  JEPS53686  Lepidium nitidum W. L. Jepson 1937-4-23 18016 San Joaquin about 5 mi se Farmington road; Stockton Comment
  RSA161144  Lepidium nitidum P. H. Raven, Robert Ornduff, et al. 1957-3-30 10559 San Joaquin Corral Hollow. Comment
  RSA21266  Lepidium nitidum C. B. Wolf 1937-3-31 8380 San Joaquin San Joaquin Valley, 3 Mi. E. of Tracy at junction with Vernalis Road. 25 Comment
  UCR207838  Lepidium nitidum George K. Helmkamp, E. A. Helmkamp 2009-3-26 14466 San Joaquin San Joaquin Valley, along Tully Road, 0.1 mile north of its junction with Kettleman Lane, 3.8 miles south of CA-88 in Lockeford 24 Comment
  UCR232271  Lepidium oblongum George K. Helmkamp, E. A. Helmkamp 2011-3-29 17100 San Joaquin San Joaquin Valley, along CA-26 at the junction with Ospital/N Wimer Road, c. 0.3 mile southwest of the Calaveras County line, 9.1 miles NE (56 deg. ) of Linden 72 Comment
  CDA3816  Lepidium pinnatifidum A. Bugbee 1966-5-19 San Joaquin Santa Fe Railroad, Jack Tone Road, Stockton. 0 Comment
  UC10600  Lepidium strictum Jos. Burtt Davy San Joaquin Lathrop Comment
  UC10602  Lepidium strictum J. A. Sanford 1890-1 407 San Joaquin Waverly Comment
  JEPS88952  Lepidium virginicum N. K. Berg 1903-12-5 San Joaquin Rough & Ready Island Lower San Joaquin 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
  UCD36786  Leptochloa fusca subsp. fascicularis Beecher Crampton 1955-9-7 3152 San Joaquin San Joaquin County, 6.4 miles south of Thornton. Comment
  UCD63842  Leptochloa fusca subsp. fascicularis G. F. Hrusa; S. A. Wagner 1992-8-9 9328 San Joaquin W end of Caswell Memorial State Park. Comment
  OBI48833  Lessingia pectinata var. tenuipes Michener & Boletti, Boletti September 1892 s.n. San Joaquin San Joaquin bridge 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
  POM40857  Lessingia pectinata var. tenuipes Edward L. Greene 1881-09 s.n. San Joaquin [County could be Merced or Stanislaus] San Joaquin Valley. Comment
  CAS-BOT-BC342047  Lessingia virgata V. Rattan 1880-10-23 s.n. San Joaquin Live Oaks Comment
  JEPS18545  Lessingia virgata V. Rattan 1880-10-23 San Joaquin Live Oaks, Rattan's Ranch Comment
  CDA8205  Lessingia virgata T. C. Fuller 1958-9-3 1191 -58 San Joaquin North side of Collier Road at Pearl Road, 8 miles east of Highway 99, northeast of Lodi. 0 Comment
  UC817473  Leymus triticoides Wilhelm N. Suksdorf 1913-6-6 41 San Joaquin Lathrop Comment
  CAS-BOT-BC451656  Lilaea scilloides John Thomas Howell 1930-4-12 4681 San Joaquin 7 miles from Escalon on road to Stockton. Comment
  CAS-BOT-BC451660  Lilaea scilloides C. L. Hitchcock 1940-5-12 6356 San Joaquin 3 miles south of Galt 15 Comment
  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
  SD233724  Lilaeopsis masonii Lisa Kegarice Jul 1993 San Joaquin Sacramento Valley: near Stockton, island in the San Joaguin River delta. Slough subject to tidal influence. Comment
  JEPS19620  Limnanthes alba W. L. Jepson 1929-4-28 15201 San Joaquin Clements 60 Comment
  OBI12599  Limnanthes alba Robert F. Hoover 1936-4-30 1057 San Joaquin Farmington Comment
  JEPS19619  Limnanthes alba subsp. alba W. L. Jepson 1929-4-28 15198 San Joaquin Clements 60 Comment
  UC635634  Limnanthes alba subsp. alba H. L. Mason 1928-5-3 4456 San Joaquin 6 mi n Clement Comment
  UC971831  Limnanthes alba subsp. alba Charles T. Mason Jr. 1948-4-24 1143 San Joaquin 3 mi n Mokelumne River Bridge (on State Hwy 88) 60 Comment
  UCD116466  Limnanthes alba subsp. alba Marvin L. Nies 1951-5-4 58 San Joaquin 6 miles east of Lodi. Comment
  UC971872  Limnanthes douglasii Charles T. Mason Jr. 1948-4-24 1140 San Joaquin about 10 mi ne Stockton (ditch on nw side of Hwy 88) Comment
  SEINET8727025 Image available Limnanthes douglasii Charles T. Mason Jr. 1948-1 1160 San Joaquin Along state Highway 4 about 1/8 mile west of cross-road to Milton and Knights Ferry, Elevation 200 feet. 61 Comment
  JEPS39991  Limnanthes douglasii subsp. rosea Paul C. Hutchison 1963-3-24 2676 San Joaquin on Hwy 88 1.7 mi s Amador County line (4.3 mi n of Mokelumne River Bridge) Comment
  OBI12563  Limnanthes douglasii subsp. rosea Robert F. Hoover 1935-3-19 354 San Joaquin Farmington Comment
  OBI12573  Limnanthes douglasii subsp. rosea Robert F. Hoover 1936-3-19 805 San Joaquin Banta Comment
  SEINET7076107  Limnanthes douglasii subsp. rosea A. G. Vestal 1955-4-1 3600 San Joaquin About 17.5 miles west of Farmington on Route 4. (NAD 27; 37.9322? deg. North Latitude, 121.3141? deg. West Longitude). [GPS Coordinate: WGS84/NAD83]. Comment
  UC971821  Limnanthes douglasii subsp. rosea Charles T. Mason Jr. 1948-4-24 1145 San Joaquin 7 mi ne Clements (along State Hwy 88) 91 Comment
  UCD84995  Limnanthes douglasii subsp. rosea Dena Grossenbacher; Maxime Lambert 2009-3-27 958 San Joaquin Along east side of Highway 88, 6.5 miles northeast of the Highway 12-Highway 88 junction. Private ranch. 48 Comment
  UCR80237  Limnanthes douglasii subsp. rosea E. E. Stanford 1929-4-7 1025 San Joaquin San Joaquin Valley, Near Peters on Hewitt Road 30 Comment
  UCD116525  Limnanthes douglasii subsp. rosea Beecher Crampton 1975-4-16 9152 San Joaquin along Highway 88, NE portion of the county. Comment
  UCD116532  Limnanthes douglasii subsp. rosea Marvin Nies 1951-4-7 36 San Joaquin 7 miles east of Lodi. Comment
  HSC12438  Limnanthes douglasii subsp. striata Gary J. Stebbins 1970-3-24 17 San Joaquin Along SR 26, 1.5 mi. E of Duck Creek 53 Comment
  CDA33336  Limnobium laevigatum Paul Ryan/Alan Hyde 2010-10-4 PDR# 1596380 San Joaquin Bethel Island, tidal waterway; population is about 1/5 mile off of deep water channel. 0 Comment
  UC23399  Linanthus bicolor J. A. Sanford 1890-1 164 San Joaquin Waverly Comment
  UC52873  Linanthus bicolor J. A. Sanford 204 San Joaquin West Stockton Comment
  UC52680  Linanthus dichotomus Benj. Cobb San Joaquin Tracy Comment
  RSA0063611  Linanthus dichotomus subsp. dichotomus Michener, Bioletti 1892-4-8 1543 San Joaquin San Joaquin County [no further location information.] Comment
  UC23692  Linanthus liniflorus J. A. Sanford 1890-1 87 San Joaquin Stockton street Stockton 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
  UC177578  Lindernia dubia var. anagallidea H. M. Hall Aug 1914 9842 San Joaquin Woodbridge Sacramento Valley, Mokelumne River (sand of the Mokelumne River bed) Comment
  SEINET3162015  Lippia nodiflora Unknown sn San Joaquin Lathrop Comment
  CAS-BOT-BC430971  Lithophragma bolanderi Volney Rattan 1885-3-25 s.n. San Joaquin In wheat field Live Oaks Comment
  JEPS47506  Lithophragma parviflorum W. L. Jepson 1922-4-2 9571 San Joaquin Corral Hollow Mt. Hamilton Range, Corral Hollow (w San Joaquin County) 182 Comment
  CAS-BOT-BC443345  Lithophragma parviflorum Roxana S. Ferris 1938-4-15 9409 San Joaquin On well-watered grassy hill-slope, 1/2 mile west of gravel pit at mouth of Corral Hollow on the Livermore Road. 152 Comment
  CAS-BOT-BC342127  Logfia filaginoides Roxana S. Ferris 1938-4-15 9401 San Joaquin At the mouth of Corral Hollow Comment
  CAS-BOT-BC342365  Logfia gallica E. E. Stanford 1930-4-26 1439 San Joaquin Wheatland Rd. Comment
  CDA2227  Lolium multiflorum Castle Seed Co. 1959-6-4 San Joaquin Stockton. 0 Comment
  CDA2243  Lolium perenne J. B. Gianelli 1959-6-11 2586 San Joaquin Potter ranch, Lodi. 0 Comment
  UCR63934  Lolium perenne L. F. LaPre 1990-6-4 s.n. San Joaquin Borden Ranch, south side of Dry Creek 70 Comment
  SEINET10927385  Lolium perenne E. E. Stanford 1930-4-18 Stanford 1361 San Joaquin Thornton Road, wet ditches. Comment
  UCR232209  Lolium perenne subsp. multiflorum George K. Helmkamp, E. A. Helmkamp 2011-3-12 17069 San Joaquin Upper San Joaquin Valley, between Lodi and Galt, Forest Lake Road just west of CA-99 27 Comment
  UCR238414  Lolium perenne subsp. multiflorum George K. Helmkamp, E. A. Helmkamp 2012-4-7 18714 San Joaquin San Joaquin Valley, along CA-26, 3.2 miles southwest of its junction with N Wimer Road, NE of town of Linden 52 Comment
  SEINET10599283  Lolium remotum E. E. Stanford 1930-4-12 Stanford 1298 San Joaquin Mariposa Rd. near Cometa Rd. Wet roadsides. Comment
  CAS-BOT-BC271072  Lolium temulentum E. E. Stanford 1927-4-24 191 San Joaquin Near Stockton Comment
  RSA452567  Lomatium caruifolium E. E. Stanford 1930-4-26 1428 San Joaquin Copperopolis Rd. west of Peters Comment
  UC765829  Lomatium caruifolium var. caruifolium Robert F. Hoover 1936-4-30 1052 San Joaquin 2 mi. n. Escalon Comment
  POM196327  Lomatium marginatum E. E. Stanford 1928-4-7 847 San Joaquin Near Collegeville Comment
  SJSU10978  Lomatium marginatum M. E. Meyers 1955-5-27 68 San Joaquin 12 mi E of Lodi 76 Comment
  CAS-BOT-BC241460  Lonicera involucrata var. ledebourii Brian Atwater 1978-8-18 BA- 38 San Joaquin Inside a meander of Old River; between Quinby Island and Franks Tract Comment
  UCD138016  Lophotocarpus Malcolm A. Nobs; S. Galen Smith 1948-9-25 692 San Joaquin 0.25 mile west of Stockton. Comment
  RSA90429  Lotus benthamii Margaret Stason 1931-4-2 10595 San Joaquin North of San Simeon. Comment
Read comments
Dec 18 2012
  CDA14316  Lotus purshianus J. Allan 1998-8-4 s.n. San Joaquin San Joaquin Valley; Stewart Tract, Tracy. 0 Comment
  UC1129007  Lotus purshianus var. purshianus R. D. Roseberry 1935-5-13 159 San Joaquin Mokelumne River Jackson Quad. 60 Comment
  UC15513  Lotus purshianus var. purshianus J. A. Sanford 1890-1 70 San Joaquin Stockton Comment
  RSA406289  Lotus unifoliolatus D. D. Keck 1931-10-18 1318 San Joaquin Simms Station, Tidewater Southern R.R., 7 miles E of Manteca. 23 Comment
  SEINET7042496  Lotus wrangelianus A. G. Vestal 1963-5-27 s.n. San Joaquin Dutch Creek east northeast of Linden on Route 8. Valley Springs quadrangle UTM Zone 10, 675894mE, 4215023mN. Comment
  CDA38127  Ludwigia peploides J. B. Gianelli 1972-10-5 s.n. San Joaquin Spoils area south of Stockton Yacht Club, Calaveras River. 0 Comment
  UCD107101  Ludwigia peploides G. F. Hrusa; S. A. Wagner 1992-7-8 9164 San Joaquin Caswell Memorial State Park. Oxbow Lake. Comment
  JEPS33274  Ludwigia peploides subsp. peploides Rimo Bacigalupi and L. Constance 1962-8-13 7812 San Joaquin just n. San Joaquin City (San Joaquin R., just n. of bridge of Durham Ferry Rd.); San Joaquin R. 3 Comment
  CDA34356  Ludwigia peploides subsp. peploides E. Finley, M. Lubinski 1988-9-26 s.n. San Joaquin Cruiser Haven Marina, San Joaquin Delta region. 0 Comment
  CDA27362  Lupinus albifrons T. C. Fuller 1962-4-24 8225 San Joaquin South of Corral Hollow Creek, ca. 8 miles southwest of Tracy. 0 Comment
  SEINET5766839 Image available Lupinus albifrons A. Baker 1927-1 s.n. San Joaquin near campus [College of the Pacific] Comment
  UC1129268  Lupinus albifrons R. D. Roseberry 1935-5-13 158 San Joaquin Mokelumne River; Jackson Quad., Mokelumne River 60 Comment
  RSA406999  Lupinus albifrons var. albifrons E. E. Stanford 1930-4-12 1307 San Joaquin Mariposa Rd. 15 mi. s.e. of Stockton. Comment
  UC126972  Lupinus bicolor F. T. Bioletti 1892-1 San Joaquin Tracy Comment
  UC15949  Lupinus bicolor J. A. Sanford 1890-1 72 San Joaquin Waverly Comment
  UC764124  Lupinus bicolor R. F. Hoover 1938-2-27 2795 San Joaquin Castle Rock , Corral Hollow (Corral Hollow) Comment
  UCR207839  Lupinus bicolor George K. Helmkamp, E. A. Helmkamp 2009-3-26 14467 San Joaquin San Joaquin Valley, along CA-88/12 in Lockeford, 0.3 mile northeast of Elliott Road 24 Comment
  UCR242949  Lupinus bicolor George K. Helmkamp, E. A. Helmkamp 2010-4-7 15825 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
  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
  UCR256102  Lupinus bicolor J. T. Howell, G. H. True 1978-4-4 52730 San Joaquin San Joaquin Valley, near Lockeford 30 Comment
  POM350008  Lupinus bicolor Stanford 1930-4-18 s.n. San Joaquin Northeastern portion of the county. Comment
  POM350009  Lupinus bicolor E. E. Stanford 1927-4-23 179 San Joaquin Near Stockton Comment
  POM350010  Lupinus bicolor E. E. Stanford 1928-5-5 951 San Joaquin Near Peters Comment
  UCD33919  Lupinus bicolor Beecher Crampton 1975-4-16 9143 San Joaquin 3 miles north of Clements along Liberty road. Comment
  UCD33925  Lupinus bicolor Beecher Crampton 1975-4-16 9151 San Joaquin along Hwy. 88 N.E. portion of the county. Comment
  SEINET10484951  Lupinus bicolor subsp. tridentatus J. McCaskill, J. Major 1958-4-10 McCaskill 554 San Joaquin On sunny, grassy sw facing hillside; n side of state hwy 12, 2.1 miles w of Wallace (1.4 miles w of turnoff to camanche), san joaquin co, california 61 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
  RSA413551  Lupinus densiflorus var. lacteus E. E. Stanford 1930-4-18 s.n. San Joaquin Northeastern portion of the county. Comment
  RSA87053  Lupinus densiflorus var. palustris E. E. Stanford 1930-04 10006 San Joaquin Northern part of the county. Comment
  POM196337  Lupinus formosus var. formosus E. E. Stanford 1928-5-12 1015 San Joaquin Sacramento Road. Near Sacramento Co Line. Comment
  JEPS65217  Lupinus formosus var. robustus W. L. Jepson 1896-6-27 56 t San Joaquin between [San Joaquin] river bridge and Burnet sta. (San Joaquin Co. plains); , btw river bridge and Burnet sta. Comment
  JEPS65232  Lupinus formosus var. robustus W. L. Jepson 1896-6-27 55 t San Joaquin San Joaquin River bridge to Burnet's sta.; San Joaquin River bridge to Burnet's sta. Comment
  RSA633917  Lupinus microcarpus Michael A. Vincent 1999-6-12 8620 San Joaquin Along CA Rt. 4, 0.5 mile east of Jack Tome Road. Comment
  UCD108629  Lupinus microcarpus Michael A. Vincent 1999-6-12 8620 San Joaquin along CA Rt. 4, 0.5 mile east of Jack Torne Road. Comment
  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
  JEPS108071  Lupinus microcarpus var. densiflorus Rhonda Riggins 1982-4-24 1367 San Joaquin Drainage area, Carnegie Motorcycle Park Project, Co. J2 at Co. line. Comment
  OBI48309  Lupinus microcarpus var. densiflorus Rhonda Riggins 1982-4-24 1367 San Joaquin San Joaquin-Alameda Cos. Drainage area, Carnegie Motorcycle park project, Co. J2 at Co. line Comment
  OBI48310  Lupinus microcarpus var. densiflorus Rhonda Riggins 1982-4-24 1367 San Joaquin San Joaquin-Alameda Cos. Drainage area, Carnegie Motorcycle park project, Co. J2 at Co. line Comment
  OBI48311  Lupinus microcarpus var. densiflorus Rhonda Riggins 1982-4-24 1367 San Joaquin San Joaquin-Alameda Cos. Drainage area, Carnegie Motorcycle park project, Co. J2 at Co. line Comment
  OBI48312  Lupinus microcarpus var. densiflorus Rhonda Riggins 1982-4-24 1367 San Joaquin San Joaquin-Alameda Cos. Drainage area, Carnegie Motorcycle park project, Co. J2 at Co. line Comment
  OBI48313  Lupinus microcarpus var. densiflorus Rhonda Riggins 1982-4-24 1367 San Joaquin San Joaquin-Alameda Cos. Drainage area, Carnegie Motorcycle park project, Co. J2 at Co. line Comment
  RSA659202  Lupinus microcarpus var. densiflorus R. Riggins 1982-4-24 1367 San Joaquin Carnegie Motorcycle Park Project, Co. J2 at Co. line. Comment
  SBBG114090  Lupinus microcarpus var. densiflorus R. Riggins 1982-4-24 1367 San Joaquin Carnegie Motorcycle Park Project, Co Rd J2 at Co line Comment
  UC15954  Lupinus microcarpus var. densiflorus Benj. Cobb 1900-4-10 San Joaquin Tracy Comment
  UC763998  Lupinus microcarpus var. densiflorus R. F. Hoover 1937-5-18 2181 San Joaquin near Lathrop; near Lathrop Comment
  POM196007  Lupinus vallicola subsp. apricus E. E. Stanford 1929-4-7 1039 San Joaquin Near Peters Comment
  UC1784118  Lycopus americanus Ethel Crum 1930-9-29 864 San Joaquin Holt Comment
  UC19781  Lythrum californicum H. P. Fitch 1888-8-10 141 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
  RSA0011325  Lythrum hyssopifolia E. E. Stanford 1930-5-13 1481 San Joaquin Rough and Ready Island/ Comment
  CDA19697  Lythrum salicaria C. Benefield 2000-6-22 s.n. San Joaquin Central California; White Slough. 0 Comment
  CDA13490  Lythrum salicaria F. Minnazzoli 1997-9-22 s.n. San Joaquin no loc. data 0 Comment
  CAS-BOT-BC324518  Madia radiata Carl B. Wolf 1937-3-31 8403 San Joaquin Hospital Canyon, west side of San Joaquin Valley 137 Comment
  CAS-BOT-BC324520  Madia radiata J. C. Chamberlain 1935-3-19 6196 San Joaquin Hospital Canyon, eastern slopeof Hamilton Range Comment
  CAS-BOT-BC204035  Malacothamnus fremontii John Thomas Howell 1953-4-26 28932 San Joaquin Corral Hollow Comment
  CAS-BOT-BC204037  Malacothamnus fremontii John Thomas Howell 1971-6-25 48110 San Joaquin Hospital Creek at Interstate Hwy. 580, 4 miles southwest of Vernalis Comment
  UC18796  Malacothamnus fremontii State Survey 1861-1 1223 San Joaquin Corral Hollow Comment
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Dec 13 2015
  UCD116366  Malacothamnus fremontii John Thomas Howell 1971-6-25 48110 San Joaquin Hospital Creek at Interstate Hwy. 580, 4 miles southwest of Vernalis. Comment
  UC33278  Malacothrix coulteri F. T. Bioletti 1892-1 San Joaquin lower San Joaquin; Lower San Joaquin Comment
  UC33279  Malacothrix coulteri Benj. Cobb San Joaquin Tracy Comment
  UC768592  Malacothrix coulteri R. F. Hoover 1938-4-9 3047 San Joaquin lower end Corral Hollow Comment
  JEPS36625  Malacothrix coulteri F. T. Bioletti 1892-1 San Joaquin San Joaquin Comment
  SD241096  Malva nicaeensis George K. Helmkamp, E. A. Helmkamp 2012-4-7 18722 San Joaquin San Joaquin Valley: along CA-26, 3.2 miles southwest of its junction with N Wimer Road, NE of town of Linden (Valley Springs SW 7.5'Q) 52 Comment
  UCR238407  Malva nicaeensis George K. Helmkamp, E. A. Helmkamp 2012-4-7 18722 San Joaquin San Joaquin Valley, along CA-26, 3.2 miles southwest of its junction with N Wimer Road, NE of town of Linden 52 Comment
  UCD116600  Malva nicaeensis G. F. Hrusa 1992-8-26 9524 San Joaquin Caswell Memorial State Park. Comment
  UCR201898  Malva parviflora George K. Helmkamp, E. A. Helmkamp 2008-10-9 14239 San Joaquin San Joaquin Valley, Dogtown, c. 12 miles NE of Lodi, Collier Road at Mackville Road, 1.1 miles west of CA-88 37 Comment
  SEINET7248014  Malva pseudolavatera Ira L. Wiggins 1958-1 14322 San Joaquin At corner of Patterson Road and Grant Line Road. Comment
  UC18836  Malvella leprosa J. A. Sanford 1890-1 385 San Joaquin Stockton 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
  POM146116  Marah fabacea E. E. Stanford 1927-4-20 165 San Joaquin Near Stockton. Calaveras River bottom. Comment
  RSA440953  Marah fabacea K. M. Stocking 1947-5-15 37 San Joaquin Stockton, by NW corner of Calaveras bridge on West Lane. Comment
  CAS-BOT-BC71133  Marsilea Roxana S. Ferris 1940-6-1 9845 San Joaquin about 3 miles west of Lockford on Stockton-Lockford road Comment
  POM89817  Marsilea vestita Michener 1892-9-9 s.n. San Joaquin Lathrop. Comment
  CAS-BOT-BC71109  Marsilea vestita E. E. Stanford 1927-5-26 439 San Joaquin Stockton, Calaveras River bottom Comment
  CAS-BOT-BC71110  Marsilea vestita E. E. Stanford 1929-11-1 1181 San Joaquin Near Stockton Comment
  POM195977  Marsilea vestita C. R. Quick 1929-5-4 s.n. San Joaquin Calaveras River bottom, north of Campus, College of the Pacific [Stockton] Comment
  RSA694899  Marsilea vestita E. E. Stanford 1929-11-1 1181 San Joaquin Near Stockton. Comment
  JEPS7073  Marsilea vestita subsp. vestita Francia Chisaki, Peter Kamb 1951-4-14 1990 San Joaquin ca. 2 mi e Collegeville (on rd. toward Valley Home) Comment
  UC903148  Marsilea vestita subsp. vestita Ethel Crum 1932-5-1 1414 San Joaquin 4 mi sw Lockeford 22 Comment
  UC62269  Marsilea vestita subsp. vestita F. T. Bioletti 1892-9-9 San Joaquin lower San Joaquin 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
  SEINET7883384 Image available Matricaria matricarioides Laura Zeller 1965-1 59 San Joaquin Ca. .5 mile E of intersection of Davis Road and 8-mile road on 8-mile Road. Comment
  CAS-BOT-BC348274  Matricaria occidentalis E. E. Stanford 1928-4-19 888 San Joaquin Stockton Comment
  SD243138  Medicago polymorpha George K. Helmkamp, E. A. Helmkamp 2011-3-12 17059 San Joaquin Northern San Joaquin Valley: Collier Road, 0.2 mile east of its junction with Suttenfield Road, 9.4 miles NE (50a^z) of Lodi (Lockeford 7.5'Q) 39 Comment
  UC16094  Medicago polymorpha J. A. Sanford 1890-1 73 San Joaquin Stockton Comment
  UCR207831  Medicago polymorpha George K. Helmkamp, E. A. Helmkamp 2009-3-26 14461 San Joaquin San Joaquin Valley, junction of Collier Road and CA-88, about 0.2 mile north of the Mokelumne River 43 Comment
  UCR232233  Medicago polymorpha George K. Helmkamp, E. A. Helmkamp 2011-3-12 17059 San Joaquin Northern San Joaquin Valley, Collier Road, 0.2 mile east of its junction with Suttenfield Road, 9.4 mi. NE (50 deg. ) of Lodi 40 Comment
  SEINET11096140 Image available Medicago polymorpha Marvin L. Nies 1951-4-7 38 San Joaquin 5 miles east of Lodi. Comment
  UC62238  Melia azedarach J. A. Sanford 1890-1 108 San Joaquin Stockton Comment
  CDA32510  Melica californica T. C. Fuller 24 [month missing] 1962 8230 San Joaquin In canyon south of Corral Hollow Creek, ca. 8 miles southwest of Tracy 0 Comment
  POM147806  Melilotus indicus E. E. Stanford 1928-3-13 804 San Joaquin Stockton. Comment
  SEINET3418100 Image available Melilotus indicus P. O. Schallert 1945-4-22 238 San Joaquin Stockton, Common around Stockton, San Joaquin County, California, Comment
  UC1191902  Mentha canadensis Malcolm A. Nobs and S. Galen Smith 1948-7-22 207 San Joaquin 2 mi n Manteca (irrigation canal) Comment
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Sep 17 2008
  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
  UC416714  Mentha pulegium Harriet A. Walker 1907-9-8 902 San Joaquin Lathrop near drawbridge; Lathrop near drawbridge Comment
  UC25394  Mentha pulegium J. Burtt Davy 1893-11-13 410 San Joaquin bank of Stockton Slough Comment
  UC177266  Mentha spicata K. Brandegee 1901-9-9 San Joaquin San Joaquin Bridge Comment
  POM134690  Mentzelia affinis C. F. Baker 1903-4-25 2781 San Joaquin Tracy. Comment
  UC766019  Mentzelia affinis R. F. Hoover 1938-4-9 3051 San Joaquin Lower end of Corral Hollow Lower end of Corral Hollow Comment
  UC19624 Image available Mentzelia albicaulis J. A. Sanford 1890-1 157 San Joaquin French Camp Comment
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Dec 31 2018
  UC673370  Mentzelia pectinata Herbert L. Mason 1932-3-19 6823 San Joaquin 2 m e of Midway (between Mountain House and Tracy.) Comment
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Apr 26 2018
  RSA18938  Micropus californicus Roxana S. Ferris 1938-4-15 9400 San Joaquin Near gravel pit at the mouth of Corral Hollow. Comment
  CDA8380  Micropus californicus var. californicus T. C. Fuller 1962-4-24 8237 San Joaquin South of Corral Hollow Creek, ca. 8 miles southwest of Tracy. 0 Comment
  UC1745715  Micropus californicus var. californicus Annetta M. Carter, Louise Darling, Leo Whitney, Robert Hoover et al. 1935-4-21 784 San Joaquin Near ''Castle Rock''. 19 mi. from Livermore on Tesla Rd. 167 Comment
  UC35586  Micropus californicus var. californicus J. A. Sanford 1890-1 408 San Joaquin Waverly Comment
  CAS-BOT-BC348801  Microseris campestris Roxana S. Ferris 1938-4-15 9413 San Joaquin Corral Hollow-Livermore Road 152 Comment
  JEPS36166  Microseris douglasii subsp. douglasii R. F. Hoover 1937-4-23 1921 San Joaquin 7 mi e Stockton Comment
  RSA21626C  Microseris douglasii subsp. douglasii Roxana S. Ferris 1938-4-15 9413 San Joaquin Corral Hollow - Livermore Road. 152 Comment
  UC50031  Microseris douglasii subsp. douglasii J. A. Sanford 1890-1 403 San Joaquin Waverly Comment
  UC903218  Microseris douglasii subsp. douglasii Ethel Crum 1932-5-1 1416 San Joaquin Lockeford 22 Comment
  UC596097  Microseris douglasii subsp. tenella R. F. Hoover 1937-5-6 2084 San Joaquin 5 mi se Stockton Comment
  RSA122921  Microsteris gracilis subsp. humilis C. B. Wolf 1937-3-31 8402 San Joaquin W side of San Joaquin Valley, Hospital Canyon 137 Comment
  CDA41670  Mimulus aurantiacus T. C. Fuller 1962-4-24 8222 San Joaquin South of Corral Hollow Creek, ca. 8 miles southwest of Tracy. 0 Comment
  UCD122513  Mimulus cardinalis G. F. Hrusa; S. A. Wagner 1992-8-9 9370 San Joaquin Stanislaus River. Comment
  JEPS23876  Mimulus douglasii Volney Rattan 1886-3-15 San Joaquin Live Oaks Comment
  RSA138282  Mimulus douglasii Volney Rattan 1886-3-15 s.n. San Joaquin Live Oaks. Comment
  UCR62333  Mimulus guttatus L. F. LaPre 1990-5-8 s.n. San Joaquin Borden Ranch, Mackville Rd, 1-2 mi north of Liberty Rd; c. 7 miles north of Clements 70 Comment
  POM147758  Mimulus guttatus E. E. Stanford 1927-4-27 194 San Joaquin Stockton. Calaveras River bottom. Comment
  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
  UC27097  Mimulus latidens J. A. Sanford 1890-1 159 San Joaquin French Camp Comment
  UC27029  Mimulus microphyllus J. A. Sanford 1890-1 162 San Joaquin Waverly Comment
  RSA138307  Mimulus pilosus Volney Rattan 1880-10-23 s.n. San Joaquin Rattan's Ranch, Live Oaks. Comment
  SEINET7072568  Mimulus rubellus A. G. Vestal 1963-5-27 s.n. San Joaquin Duck Creek at Route 8 about 7 miles east-norheast of Linden. Coordinate datum: NAD 27. UTM Zone 10, 675930mE, 4215074mN. Comment
  JEPS10522  Mimulus tricolor W. L. Jepson 1937-4-23 18008 San Joaquin ca. 5 mi se Stockton (on Farmington road) Comment
  UC27126  Mimulus tricolor J. A. Sanford 1890-1 169 San Joaquin Stockton Comment
  UC59141  Mimulus tricolor unknown 1881-1 San Joaquin Comment
  UC767409  Mimulus tricolor R. F. Hoover 1937-4-23 1918 San Joaquin 7 mi e Stockton Comment
  CDA24052  Minuartia californica G. D. Barbe, J. B. Gianelli, T. C. Fuller 1973-4-6 1171 San Joaquin 4.3 miles east of Bellota on SR 26, 1 mile west of Wimer Road (Calaveras Co. line) eastern San Joaquin County. 0 Comment
  CDA5052  Modiola caroliniana F. M. Newhall 1961-10-2 San Joaquin Frontage road, north of Mokelumne. 0 Comment
  JEPS25282  Mollugo verticillata G. Thomas Robbins with Robert Ornduff and Howard Whisler 1959-10-25 4171 San Joaquin 1/2 mi w of Stanislaus County line (3 1/2 mi e of Farmington, bed of Duck Creek, along Hwy 4, in the first foothills of Sierra Nevada); Sierra Nevada, Duck Creek 42 Comment
  CAS-BOT-BC435048  Mollugo verticillata L. R. Abrams 1917-9-14 6733 San Joaquin 3 mi northwest of Stockton, Calaveras River. Comment
  UCD99642  Mollugo verticillata G. F. Hrusa 1992-8-9 9354 San Joaquin Caswell Memorial State Park; above the waterline at Oxbow Lake. 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
  RSA135436  Monardella lanceolata var. lanceolata Volney Rattan 1886-06 s.n. San Joaquin [Unspecified] Comment
  UC604932  Monolepis nuttalliana Roxana S. Ferris 1938-4-15 9421 San Joaquin near mouth of Elk Ravine (Corral Hollow-Livermore Rd.) 152 Comment
  CAS-BOT-BC349409  Monolopia lanceolata Carl B. Wolf 1937-3-31 8401 San Joaquin W. side of San Joaquin Valley, Hospital Canyon 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
  CAS-BOT-BC349636  Monolopia major John L. Morrison 1938-4-9 2881 San Joaquin Northwest side of road at extreme east end of Corral Hollow Comment
  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
  SJSU3175  Monolopia major R. Takaha 1958-3-6 San Joaquin Corral Hollow, between Livermore & Tracy Comment
  UC50090  Monolopia major F. W. Gunnison May, 1896 San Joaquin Linden Comment
  UC572148  Monolopia major H. K. Sharsmith 1935-3-3 1495 a San Joaquin Corral Hollow Mount Hamilton Range 228 Comment
  UC629702  Monolopia major John L. Morrison 1938-4-9 2881 San Joaquin extreme w end Corral Hollow (nw side of road) Comment
  UC90418  Monolopia major C. F. Baker 1903-4-27 2790 San Joaquin Bethany Comment
  CDA23978  Montia fontana G. D. Barbe, T. C. Fuller, J. B. Gianelli 1973-4-6 1173 San Joaquin 4.3 miles east of Bellota on SR 26, 1 mile west of Wimer Road (Calaveras Co. line) eastern San Joaquin County. 0 Comment
  CAS-BOT-BC263369  Muhlenbergia asperifolia Ethel Crum 1932-10-16 1486 San Joaquin Corral Hollow, Mount Hamilton Range, 8 miles southwest of Tracy 152 Comment
  CAS-BOT-BC263370  Muhlenbergia asperifolia John Thomas Howell 1932-10-16 10847 San Joaquin Corral Hollow Creek, 8 miles from Tracy on Tesla Road Comment
  UC1153848  Muhlenbergia rigens Beecher Crampton 1955-9-7 3155 San Joaquin flat 3.7 mi s Thornton Comment
  UCD36789  Muhlenbergia rigens Beecher Crampton 1955-9-7 3155 San Joaquin San Joaquin County, 3.7 miles south of Thornton. Comment
  SBBG45015  Muilla maritima L. Constance, A. A. Beetle 1940-3-21 2526 San Joaquin Castle Rock, Corral Hollow 213 Comment
  SEINET3887495  Muilla maritima Lincoln Constance, Alan A. Beetle 1940-3-21 2526 San Joaquin Castle Rock, Corral Hollow.; 0 213 Comment
  SEINET3992098  Muilla maritima Lincoln Constance, Alan A. Beetle 1940-3-21 2526 San Joaquin Castle Rock, Corral Hollow 213 Comment
  SEINET3992199  Muilla maritima Unknown 1940-3-16 884 San Joaquin Castle Rock, Corral Hollow, Mt. Hamilton Range 198 Comment
  UC659395  Muilla maritima Lincoln Constance and Alan A. Beetle 1940-3-21 2526 San Joaquin Castle Rock Corral Hollow 213 Comment
  UC765851  Muilla maritima R. F. Hoover 1937-4-3 1746 San Joaquin lower end Corral Hollow Comment
  UC766279  Muilla maritima R. F. Hoover 1946-4-13 6077 San Joaquin near 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-BC515640  Muilla maritima Lincoln Constance; Alan A. Beetle 1940-3-21 2526 San Joaquin Castle Rock, Corral Hollow; California Innter Coast Qanoes 213 Comment
  CAS-BOT-BC515641  Muilla maritima Lincoln Constance; Alan A. Beetle 1940-3-21 2526 San Joaquin Castle Rock, Corral Hollow; California Innter Coast Qanoes 213 Comment
  UCSB852  Muilla maritima Constance, Lincoln; Beetle, Alan 1940-3-21 San Joaquin Castle Rock, Corral Hollow 213 Comment
  JEPS599  Myosurus minimus F. T. Bioletti 1892-1 San Joaquin Lower San Joaquin Comment
  UC1046593  Myosurus minimus A. D. Hawkes and R. Bacigalupi 1951-4-21 4804 San Joaquin 2 mi e Stockton Comment
  UC634959  Myosurus minimus H. L. Mason April 1930 5548 San Joaquin 10 mi e Stockton Comment
  POM147750  Myosurus minimus E. E. Stanford 1927-4-12 152 San Joaquin Near Stockton. Comment
  POM196275  Myosurus minimus E. E. Stanford 1928-3-15 809 San Joaquin San Joaquin County: Near Stockton Comment
  UC767002  Myosurus sessilis R. F. Hoover 1940-4-27 4366 San Joaquin River Road near San Joaquin City Comment
  HSC77883  Myriophyllum aquaticum Jerry Webb 1977-11-23 12 San Joaquin San Joaquin Delta, Mandible Is. Comment
  UC1101503  Myriophyllum spicatum Herbert L. Mason and S. Galen Smith 1948-8-5 8270 San Joaquin Robert's Isl., Trapper's Slough Comment
  UC1100012  Najas guadalupensis Verne Grant, Herbert L. Mason 1946-8-21 13072 San Joaquin Victoria Island, Middle River Bridge Victoria Island; , Middle River Bridge Comment
  UCD96875  Nassella cernua Ellen Dean; Clare Loughran, Mary Shea, Wilde Legard, 2011-4-22 6928 San Joaquin Contra Costa Water District land (recently purchased), Carnegie Canyon Area at 32322 Corral Hollow Road west of CA-580 just north of junction with Interstate 5. Ridge southeast of (above) Amsinckia grandiflora canyon. Comment
  CAS-BOT-BC260111  Nassella pulchra E. E. Stanford 1930-5-3 1465 San Joaquin LIberty Road Comment
  UC23654  Navarretia intertexta J. A. Sanford 1890-1 58 San Joaquin Stockton Comment
  UC23682  Navarretia leucocephala J. A. Sanford 1890-1 59 San Joaquin Stockton Comment
  UCD33078  Navarretia leucocephala Beecher Crampton 1966-5-3 7690 San Joaquin San Joaquin County, ca. 7 3/4 miles N.N.E. of Lodi, intersection of Liberty and Bruella roads. Comment
  SEINET9335663  Navarretia leucocephala Unknown 1966-5-3 7690 San Joaquin San Joaquin County Comment
  JEPS70368  Navarretia leucocephala subsp. leucocephala Joseph P. Tracy 1921-5-25 5791 San Joaquin Farmington San Joaquin Valley 30 Comment
  UC963752  Navarretia leucocephala subsp. leucocephala H. L. Mason 1928-5-3 4455 San Joaquin 4 mi n Clements Comment
  POM196312  Navarretia leucocephala subsp. leucocephala E. E. Stanford 1928-4-7 850 San Joaquin Near Collegeville Comment
  RSA468374  Navarretia leucocephala subsp. leucocephala E. E. Stanford 1930-4-26 1418 San Joaquin Copperopolis Rd. west of Peters 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
  UCD58741  Navarretia viscidula Charlotte Kimball 2007-5-14 s.n. San Joaquin 500 ft. southwest of the spillway of Comanche Reservoir. 60 Comment
  UC24178  Nemophila heterophylla J. A. Sanford San Joaquin Stockton Comment
  JEPS104716  Nemophila menziesii J. L. and F. L. Morrison 1938-3-6 2771 San Joaquin steep slope NE of Castle Rock, Corral Hollow, Mount Hamilton Range 350 Comment
  UC596368  Nemophila menziesii R. F. Hoover 1938-3-19 2868 San Joaquin 1 mi n Corral Hollow (near Alameda Co. line, San Joaquin Co.); n of Corral Hollow Comment
  RSA0003801  Nemophila menziesii C. F. Baker 1903-4-25 2868 San Joaquin Tracy. Comment
  SBBG29931  Nemophila pedunculata L. Constance 1940-3-20 2525 San Joaquin Castle Rock, Corral Hollow 198 Comment
  UC765443  Nemophila pedunculata R. F. Hoover 1935-3-16 351 San Joaquin Farmington Comment
  UCSB18573  Nicotiana acuminata Boyles, Robert 1964-5-18 San Joaquin 50 feet S of Brookside Road; 1.2 miles W of Pershing Ave 3 Comment
  JEPS12277  Nicotiana acuminata var. multiflora R. F. Hoover 1935-8-3 702 San Joaquin 5 mi sw Ripon 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
  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-BC233462  Nicotiana glauca E. E. Stanford 1926-10-19 71 San Joaquin Levee, San Joaquin River, Stockton Comment
  CDA5786  Nicotiana glauca P. Switzenberg 1959-8-1 San Joaquin Home garden, Hansen property, Lucas Road, Woodbridge. 0 Comment
  UCD125926  Nicotiana glauca G. F. Hrusa; S. A. Wagner 1992-4-22 9276 San Joaquin Caswell Memorial State Park. Open riverbank areas above the waterline. Comment
  UC26155  Nicotiana quadrivalvis J. A. Sanford 44 San Joaquin French Camp Comment
  JEPS22947  Nitrophila occidentalis Volney Rattan 1881-7-1 San Joaquin Lathrop Comment
  JEPS33285  Nitrophila occidentalis Rimo Bacigalupi and L. Constance 1962-8-13 8723 San Joaquin trough along base of Sothern Pacific railway embankment just s crossing of Lathrop Road (just n of town of Lathrop) 5 Comment
  RSA478853  Nitrophila occidentalis E. E. Stanford 1930-5-10 1475 San Joaquin West Ripon Road. Comment
  UCD97833  Nitrophila occidentalis Rimo Bacigalupi; L. Constance 1962-8-13 8723 San Joaquin Along base of Southern Pacific Railway embankment just south of crossing of Lathrop Road; just north of town of Lathrop. 5 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
  RSA18385  Oenothera deltoides subsp. cognata Carl B. Wolf 1927-6-24 523 San Joaquin 3 miles west of Manteca Comment
  RSA41301  Oenothera deltoides subsp. cognata Robert F. Hoover 1937-5-18 2178 San Joaquin Near Lathrop Comment
  CDA18868  Oenothera elata subsp. hirsutissima G. Leonard 1999-9-1 PDR 005352 San Joaquin San Joaquin Valley; San Joaquin Co. 0 Comment
  UCD106939  Oenothera elata subsp. hirsutissima E. M. Johnston 1915-1 62 -J San Joaquin San Joaquin River. Comment
  UC102908  Orobanche californica subsp. jepsonii T. S. Brandegee 1901-9-9 San Joaquin San Joaquin Bridge, near Lathrop. 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
  UCD18385  Orobanche californica subsp. jepsonii Glen Holstein 1976-9-4 14 San Joaquin campground at Caswell Memorial State park. 15 Comment
  CDA42384  Orobanche ramosa Don McCoon 2014-8-26 PDR# 390 P06219816 San Joaquin North of Holt, in field southwest of the intersection of North Holt Road and West Neugerbauer Road. 0 Comment
  CDA42393  Orobanche ramosa McCoon, Pelletier & Williamson 2014-8-5 PDR# 390 P06219811-B San Joaquin North of Holt, in field north of West McDonald Road. Field 7 Number 11-7. 0 Comment
  CDA42394  Orobanche ramosa McCoon, Pelletier & Williamson 2014-8-5 PDR# 390 P06219811-C San Joaquin North of Holt, in field south of West Neugerbauer Road, north of West McDonald Road and west of North Holt Road. Field 90 Number 3I-14. 0 Comment
  CDA42395  Orobanche ramosa Williamson, Medina 2014-8-7 PDR# 390 P06189424 San Joaquin Northwest of Holt, in 34 acre field just north of West McDonald Road. 0 Comment
  CAS-BOT-BC502931  Orobanche ramosa D. Y. Rosenberg 1964-8-20 s.n. San Joaquin Robert's Island, N side of Hwy 4, 0.25 mi E of Inland Dr. Comment
  CAS-BOT-BC502933  Orobanche ramosa C. W. Nichols 1959-7-28 s.n. San Joaquin W side of Robert Rd., 1me S of Hwy 4, Roberts Ialand, ca 3 mi SW of Stockton Comment
  CDA6513  Orobanche ramosa C. W. Nichols 1959-7-28 San Joaquin West side Roberts Road, 1 mile south of Highway 4, Roberts Island, ca 3 miles southwest of Stockton. 0 Comment
  CDA42028  Orobanche vallicola P. Switzenberg 1964-7-13 s.n. San Joaquin Bank of the Mokelumne River, L. Thompson Property, Route 2, Box 192, Lodi. 0 Comment
  POM232061  Orthocarpus erianthus Roxana S. Ferris 1937-4-4 9312 San Joaquin 6 miles from Copperopolis on the Farmington Road. Comment
  RSA14139  Orthocarpus erianthus Elmer I. Applegate 1928-4-21 5351 San Joaquin Near Lodi. Comment
  SEINET12270168  Orthocarpus erianthus L. D. Thurman 1963-1 120 San Joaquin 2.1 mi E of Calaveras River bridge on state highway 8 Comment
  POM15367  Orthocarpus purpurascens C. F. Baker 1903-4-26 2784 San Joaquin Betheny. Comment
  RSA21453  Orthocarpus purpurascens Carl B. Wolf 1937-3-31 8387 San Joaquin San Joaquin Valley, 0.5 mi N of Vernalis. 30 Comment
  RSA80242  Orthocarpus purpurascens E. E. Stanford 1930-04 s.n. San Joaquin Northern part of the county. Comment
  CAS-BOT-BC253683  Panicum capillare Peter Rubtzoff 1965-7-27 5584 San Joaquin San Joaquin River at Airport Way crossing, Tracy-Ripon area Comment
  CDA25209  Panicum capillare G. K. Helmkamp, E. A. Helmkamp 2007-10-13 13095 San Joaquin Northern San Joaquin Valley; Along Highway CA-88, 1.0 mile southwest of Clements at Disch Road. Comment
  SBBG47343  Panicum capillare P. Rubtzoff 1965-7-27 5584 San Joaquin San Joaquin River at Airport Way crossing (Tracy-Ripon area) Comment
  UCD89525  Panicum capillare G. F. Hrusa 1992-8-26 9526 San Joaquin Caswell Memorial State Park. Along the nature trail between the campgrounds and picnic areas. Comment
  UCD89538  Panicum capillare Peter Rubtzoff 1965-7-27 5584 San Joaquin San Joaquin River at Airport Way crossing (Tracy-Ripon area.) Comment
  CAS-BOT-BC253846  Panicum dichotomiflorum Peter Rubtzoff 1965-7-13 5580 San Joaquin San Joaquin RIver at Airport Way crossing, Tracy-Ripon area Comment
  UCD54534  Panicum dichotomiflorum Ellen Dean; Ann King, Dawn Cunningham 2005-9-27 2715 San Joaquin Southern boundary of city of Manteca. South side of Hwy 120, E of Interstate 5, just E of South Union Rd. 15 Comment
  UCD89578  Panicum dichotomiflorum Beecher Crampton 1955-9-7 3153 San Joaquin 6.4 miles S of Thornton. Comment
  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
  UCD77898  Panicum miliaceum Robert E. Preston 2004-8-27 2290 San Joaquin 7.4 miles E of Galt, along Elliott Rd 27 Comment
  UCD96923  Papaver heterophyllum Ellen Dean; Clare Loughran, Mary Shea, Wilde Legard, 2011-4-22 6958 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
  JEPS21853  Parvisedum pumilum Ina Graham 1958-4-19 48 San Joaquin 3 mi e of Clements (1/2 mi n of Route 12, pasture on McIntire Road); McIntire Road Comment
  CAS-BOT-BC259637  Paspalum dilatatum Ira L. Wiggins 1934-6-23 6942 San Joaquin 3.2 miles E of Escalon on road to Oakdale Comment
  UC1146586  Paspalum dilatatum Freed W. Hoffman 1942-6-6 2128 San Joaquin between Escalon and Manteca Comment
  UCD88754  Paspalum dilatatum R. F. Hoover 1937-6-10 2399 San Joaquin Escalon. Comment
  UCR232673  Paspalum dilatatum George K. Helmkamp, E. A. Helmkamp 2011-10-15 18437 San Joaquin San Joaquin Valley, along CA-26, 0.6 mile northeast of Escalon-Bellota Rd. 40 Comment
  UC50741  Paspalum distichum J. A. Sanford 1901-9-10 San Joaquin Stockton Comment
  UCD88907  Paspalum distichum Beecher Crampton 1955-9-7 3150 San Joaquin Vail Road, 2.5 miles northwest of Thornton. Comment
  UCD88920  Paspalum distichum G. F. Hrusa; S. A. Wagner 1992-7-8 9176 San Joaquin Caswell Memorial State Park. 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
  UC766023  Pectocarya penicillata R. F. Hoover 1938-4-9 3029 San Joaquin 1 mi n Corral Hollow (near Alameda County line) Comment
  CAS-BOT-BC258799  Pennisetum clandestinum T. C. Fuller 1962-11-28 9929 San Joaquin L. A. Dyke prop., w. side of Hwy 50 to Tracy, 0.5 mi. s. of Thomsen Rd., ca. 1 mi. w. of Lathrop Comment
  UCD89436  Pennisetum clandestinum T. C. Fuller 1962-11-28 9929 San Joaquin L. A. Dyke prop., w. side of Hwy 50 to Tracy, 0.5 mi. s. of Thomsen Rd., ca. 1 mi. w. of Lathrop. Comment
  CAS-BOT-BC413599  Persicaria amphibia E. E. Stanford 1927-9-26 717 San Joaquin Stockton Comment
  CAS-BOT-BC413602  Persicaria amphibia Brian Atwater 1978-8-18 BA- 42 San Joaquin Between Quinby Island and Franks Tract Comment
  CAS-BOT-BC413597  Persicaria amphibia F. R. Lawson 1930-9-18 s.n. San Joaquin Sherman Island Comment
  CAS-BOT-BC418892  Persicaria hydropiperoides John Thomas Howell 1929-9-21 4417 San Joaquin Holt Comment
  CAS-BOT-BC419064  Persicaria lapathifolia John Thomas Howell 1929-9-21 4416 San Joaquin Holt Comment
  CAS-BOT-BC419063  Persicaria lapathifolia Eva Bramlet 1896-5-11 s.n. San Joaquin Woods Grove, San Joa. R. Comment
  UCD99489  Persicaria lapathifolia G. F. Hrusa 1992-8-26 9534 San Joaquin Caswell Memorial State Park. Margin of Oxbow Lake. Comment
  CAS-BOT-BC419250  Persicaria maculosa Barrett Anderson 1987-10-24 3630 San Joaquin Littlejohn's Creek west of Van Allen Road 25 Comment
  CAS-BOT-BC419251  Persicaria maculosa L. R. Abrams 1920-9-30 7787 San Joaquin Near Banta Comment
  CAS-BOT-BC419253  Persicaria maculosa William Anderson 1963-11-22 s.n. San Joaquin Terminous Comment
  JEPS104709  Phacelia ciliata J. L. and F. L. Morrison 1938-3-6 2773 San Joaquin Castle Rock, Corral Hollow, Mount Hamilton Range; steep southwest slope between Castle Rock and the high ridge to the northeast. Comment
  UC625442  Phacelia douglasii Frank W. Gould 1938-3-6 37 San Joaquin in vicinity of Castle Rock Corral Hollow 182 Comment
  UC767530  Phacelia douglasii R. F. Hoover 1938-2-27 2800 San Joaquin Castle Rock Corral Hollow Comment
  UC767531  Phacelia douglasii R. F. Hoover 1938-4-9 3025 San Joaquin 1 mi n Corral Hollow (near Alameda Co. line) Comment
  UC767532  Phacelia douglasii R. F. Hoover 1938-4-9 3037 San Joaquin hill betw. Castle Rock and Black Butte; Corral Hollow Comment
  JEPS2785 Image available Phacelia douglasii var. petrophila W. L. Jepson 1922-4-2 9583 San Joaquin Castle Rock Mt. Hamilton Range, Corral Hollow; Castle Rock, Corral Hollow, Mt. Hamilton Rnage Comment
  JEPS2048  Phacelia fremontii W. L. Jepson 1922-4-2 9566 San Joaquin Corral Hollow Mt. Hamilton Range (w San Joaquin Co.) Comment
  UC767516  Phacelia fremontii R. F. Hoover 1938-4-9 3032 San Joaquin hill betw. Castle Rock and Black Butte; Corral Hollow 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
  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
  CDA40451  Phacelia tanacetifolia T. C. Fuller 1962-4-24 8213 San Joaquin South of Corral Hollow Creek, ca. 8 miles southwest of Tracy. 0 Comment
  UCR143282  Phalaris E. E. Stanford 1930-5-3 1466 San Joaquin Sacramento Valley, near Stockton 5 Comment
  UCD88159  Phalaris aquatica P. B. Kennedy 1929-10-3 s.n. San Joaquin Near Terminous. Lyons ranch. Comment
  UCD88160  Phalaris aquatica P. B. Kennedy 1929-10-3 s.n. San Joaquin Near Terminous. Lyons ranch. Comment
  UCD88161  Phalaris aquatica P. B. Kennedy 1929-10-3 s.n. San Joaquin Terminous. Lyons ranch. Comment
  CAS-BOT-BC265839  Phalaris arundinacea E. E. Stanford 1930-5-30 1532 San Joaquin Jones Tract, San Joaquin Delta Comment
  CAS-BOT-BC265840  Phalaris arundinacea E. E. Stanford 1930-5-30 1532 San Joaquin Jones Tract, San Joaquin Delta Comment
  UCD88505  Phalaris arundinacea Beecher Crampton 1965-7-12 7455 San Joaquin 5.7 miles S of Thornton, Thornton Road. Comment
  UCD88507  Phalaris arundinacea William N. Helphinstine 1967-11-8 s.n. San Joaquin Around Stockton. Comment
  SEINET10657332  Phalaris arundinacea E. E. Stanford 1927-5-28 Stanford 449 San Joaquin In mud near San Joaquin River. Louis Park. Stockton Comment
  CAS-BOT-BC259036  Phalaris lemmonii E. E. Stanford 1930-4-12 1284 San Joaquin Mariposa Rd. 16 mi. S.E. of Stockton Comment
  UC50716  Phalaris lemmonii F. T. Bioletti 1892-1 San Joaquin Tracy Comment
  CAS-BOT-BC265939  Phalaris minor E. E. Stanford 1927-4-21 172 San Joaquin Stockton, campus Comment
  POM146096  Phalaris minor E. E. Stanford 1927-4-21 172 San Joaquin Stockton; on campus. Comment
  SEINET3561052 Image available Phalaris minor Unknown 1945-4-22 s.n. San Joaquin Waysides near 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
  UCR249972  Phalaris paradoxa George K. Helmkamp, Elizabeth Helmkamp 2013-3-26 20227 San Joaquin East end of San Joaquin Valley, Escalon Bellota Road (J6), 6.1 miles south of its junction with CA-26, 0.52 mi. S of Copperopolis Rd. 52 Comment
  JEPS71111  Phlox gracilis R. F. Hoover 1937-4-3 1736 San Joaquin Tracy Comment
  JEPS1846  Pholistoma membranaceum W. L. Jepson 1922-4-2 9585 San Joaquin Corral Hollow w. San Joaquin Co., Mt. Hamilton Range, Corral Hollow 182 Comment
  UC625461  Pholistoma membranaceum Frank W. Gould 1938-3-6 45 San Joaquin in vicinity of Castle Rock Corral Hollow 182 Comment
  UC6091  Phoradendron macrophyllum F. T. Bioletti 1892-1 San Joaquin Tracy Comment
  UCD102188  Phoradendron serotinum subsp. macrophyllum G. F. Hrusa; S. A. Wagner 1992-3-4 9061 San Joaquin Caswell Memorial State Park. Comment
  JEPS70615  Phragmites australis W. L. Jepson 1913-11-22 5687 San Joaquin Middle River, Lower San Joaquin Comment
  POM313148  Phragmites australis H. L. Mason, Verne Grant 1946-9-12 13123 San Joaquin Borden Highway halfway Old River- Middle River Comment
  UCD89837  Phragmites australis P. B. Kennedy 1928-9-30 s.n. San Joaquin near Holt. Comment
  UCD89840  Phragmites australis P. B. Kennedy 1928-9-30 s.n. San Joaquin near Holt. Comment
  UCD89842  Phragmites australis 1946-9-12 13123 San Joaquin Borden Highway, halfway between Old River and Middle River. Comment
  JEPS39028  Phyla lanceolata F. T. Bioletti 1892-9-9 San Joaquin Lathrop, lower San Joaquin Comment
  UC635115  Phyla lanceolata H. L. Mason 1929-9-9 5428 San Joaquin San Joaquin River delta Holt; San Joaquin River delta Comment
  CDA39033  Phyla nodiflora D. G. Kelch 2011-10-4 11 .838 San Joaquin Approx. 7 km west of Orestimba. Stuhr Rd east of I-5 along Orestimba Creek. Comment
  CDA9729  Phyla nodiflora Jim Allan 2007-6-25 PDR# 1431930 San Joaquin Stockton; 1868 E. Hazelton. Comment
  RSA82208  Phyla nodiflora Annetta Carter 1933-5-12 303 San Joaquin About 5 miles west of Thornton. Comment
  JEPS39019  Phyla nodiflora var. nodiflora W. L. Jepson 1923-10-22 10281 San Joaquin San Joaquin City; San Joaquin River, San Joaquin City Comment
  UCR128288  Picris echioides Pam Wright, Louis LaPierre 2003-5-9 s.n. San Joaquin Sacramento Valley, 1 mile south of Collegeville, southeast of Stockton and east of French Camp, off Littlejohn Creek immediately west of Jack Tone Road and south of BNSF railroad line, 55 acre Mariposa mitigation site (created in 2000) 17 Comment
  CAS-BOT-BC76933  Pilularia americana John Thomas Howell 1930-4-12 4683 San Joaquin 7 miles from Escalon on road to Stockton. Comment
  RSA25384  Pilularia americana C. L. Hitchcock 1940-5-12 6355 San Joaquin 3 miles south of Galt 16 Comment
  RSA21451  Plagiobothrys C. B. Wolf 1937-3-31 8385 San Joaquin San Joaquin Valley, 0.5 mi N of Vernalis. 30 Comment
  RSA20136  Plagiobothrys acanthocarpus Roxana S. Ferris 1938-4-15 9418 San Joaquin In exposed hillside near mouth of Elk Ravine. Corral Hallow and Livermore Rd. 152 Comment
  RSA8529  Plagiobothrys acanthocarpus J. T. Howell 1933-3-26 10885 San Joaquin Corral Hollow Comment
  UC1540210  Plagiobothrys acanthocarpus Dean W. Taylor Apr 1986 San Joaquin near n boundary Livermore National Laboratory, Site 300; Inner South Coast Ranges 304 Comment
  JEPS68005  Plagiobothrys arizonicus R. F. Hoover 1938-4-9 3038 San Joaquin hill betw. Castle Rock and Black Butte; Corral Hollow Comment
  UC1051629  Plagiobothrys bracteatus Francia Chisaki, Peter Kamb, and S. Galen Smith 1951-4-14 1989 San Joaquin about 2 mi e Collegeville (on road toward Valley Home) Comment
  POM268864  Plagiobothrys canescens E. E. Stanford 1930-4-5 1241 San Joaquin Hospital Canyon. Comment
  UC604931  Plagiobothrys canescens Roxana S. Ferris 1938-4-15 9406 San Joaquin near gravel pit at the mouth of Corral Hollow Corral Hollow Comment
  UC615181  Plagiobothrys canescens Beryl O. Schreiber 1932-4-27 147 San Joaquin near Midway Comment
  UC766398  Plagiobothrys canescens R. F. Hoover 1938-4-9 3039 San Joaquin hill between Castle Rock and Black Butte; Corral Hollow Comment
  UC767999  Plagiobothrys canescens R. F. Hoover 1938-2-27 2796 San Joaquin Castle Rock Corral Hollow Comment
  UC78029  Plagiobothrys canescens C. F. Baker 1903-4-25 2786 San Joaquin Tracy Comment
  UCD33923  Plagiobothrys fulvus var. campestris Beecher Crampton 1975-4-16 9147 San Joaquin San Joaquin County, 3 miles north of Clements along Liberty road. Comment
  CAS-BOT-BC6466  Plagiobothrys infectivus Robert Francis Hoover 1938-4-10 3067 San Joaquin Lower Hospital Canyon Comment
  JEPS68054  Plagiobothrys infectivus R. F. Hoover 1937-4-3 1744 San Joaquin lower end Corral Hollow Comment
  POM259067  Plagiobothrys infectivus J. T. Howell 1938-4-10 13757 San Joaquin Hospital Canyon. Comment
  UC573081  Plagiobothrys infectivus H. L. Mason 1932-3-19 6829 San Joaquin Tracy Hwy 2 mi e Midway Comment
  UCR62340  Plagiobothrys leptocladus L. F. LaPre 1990-5-8 s.n. San Joaquin Borden Ranch, Mackville Rd, 1-2 mi north of Liberty Rd; c. 7 miles north of Clements 70 Comment
  UCR62341  Plagiobothrys leptocladus L. F. LaPre 1990-5-10 s.n. San Joaquin Borden Ranch, 7 mi north of Clements. 79 Comment
  POM195906  Plagiobothrys nothofulvus E. E. Stanford 1929-4-7 1037 San Joaquin Peters. Comment
  POM368903  Plagiobothrys nothofulvus E. E. Stanford 1930-4-17 1324 San Joaquin Clements Road. Comment
  UC24557  Plagiobothrys reticulatus J. A. Sanford 1890-1 San Joaquin Waverly Comment
  UC767695  Plagiobothrys stipitatus R. F. Hoover 1937-4-23 1924 San Joaquin 7 mi e Stockton Comment
  RSA21258  Plagiobothrys stipitatus C. B. Wolf 1937-3-31 8372 San Joaquin San Joaquin Valley. 1 mi S of Stockton on Tracy Rd. 5 Comment
  SEINET13276685 Image available Plagiobothrys stipitatus var. micranthus George K. Helmkamp, Elizabeth Helmkamp 2013-1 20226 San Joaquin East end of San Joaquin Valley: Escalon Bellota Road (J6), 6.1 miles south of its junction with CA-26, 0.52 mi. S of Copperopolis Rd. (Farmington 7.5' Q.) 52 Comment
  UC573149  Plagiobothrys stipitatus var. micranthus Herbert L. Mason 1928-5-3 4454 San Joaquin 4 mi n Clements 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
  UC59632  Plagiobothrys tenellus Mrs. Bush March, 1903 San Joaquin Lathrop Comment
  UC766027  Plagiobothrys tenellus R. F. Hoover 1938-2-27 2799 San Joaquin Castle Rock Corral Hollow Comment
  UC79222  Plagiobothrys trachycarpus Katharine Brandegee April 1889 San Joaquin Tracy Comment
  UC79223  Plagiobothrys trachycarpus E. L. Greene 1884-4-21 San Joaquin near Tracy 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-BC60818  Planodes virginica John Thomas Howell 1930-4-12 4684 San Joaquin 7 miles from Escalon on road to Stockton. Comment
  JEPS7107  Plantago elongata R. F. Hoover 1935-3-1 250 San Joaquin w of Ripon (San Joaquin River bridge); San Joaquin River Comment
  UC28004  Plantago elongata J. A. Sanford 1890-1 116 San Joaquin Waverly Comment
  OBI64495  Plantago elongata David J. Keil 2005-3-13 30356 San Joaquin Just W of Amador County line along Calif Rte 88, 5.5 m NE of Mokelumne River bridge 82 Comment
  JEPS14921  Plantago erecta Rimo Bacigalupi with A. Carter, F. Chisaki, L. Mason, and I. Tavares 1956-4-5 5584 San Joaquin near mouth of Corral Hollow (e base of Black Butte); Black Butte 152 Comment
  JEPS6410  Plantago erecta W. L. Jepson 1922-4-2 9557 San Joaquin mouth of Corral Hollow, w San Joaquin County Mt. Hamilton Range 152 Comment
  RSA789509  Plantago erecta George K. Helmkamp, E. A. Helmkamp 2010-4-7 15838 San Joaquin along CA-88, 1.1 miles southwest of the Amador County line, 6 miles NE (33 deg.) of Clements 79 Comment
  SD241122  Plantago erecta George K. Helmkamp, E. A. Helmkamp 2010-4-7 15838 San Joaquin Northeast San Joaquin Valley: along CA-88, 1.1 miles southwest of the Amador County Line, 6 miles NE (33a^z) of Clements (Goose Creek 7.5'Q) 78 Comment
  SEINET3828534  Plantago lanceolata George K. Helmkamp, E. A. Helmkamp 2011-1 18477 San Joaquin Northeastern San Joaquin Valley: Along Johnson Road, 0.8 mile south of its junction with CA-12 NE of Lockeford, SW of Camanche Reservoir (Clements 7.5') 53 Comment
  JEPS7144  Plantago major W. L. Jepson 1923-10-22 10272 San Joaquin Union Island Lower San Joaquin River Comment
  UC28013  Plantago major J. A. Sanford 1890-1 333 San Joaquin Stockton Comment
  UC28016  Plantago major J. A. Sanford 1890-1 San Joaquin 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
  SD51700  Plantago truncata subsp. firma S. G. Smith, H. L. Mason and D. Stone 1957-5-24 2942 San Joaquin Highway 8, 0.5 mile west of Calaveras County line. Comment
  CAS-BOT-BC93150  Platanus racemosa E. E. Stanford 1930-4-19 1414 San Joaquin Corral Hollow Road. Comment
  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-BC91962  Platystemon californicus E. E. Stanford 1930-4-12 1304 San Joaquin Mariposa Road 15 miles southeast of Stockton. Comment
  CAS-BOT-BC91964  Platystemon californicus Alice Eastwood 1917-4-2 s.n. San Joaquin Banta. Comment
  JEPS51601  Platystemon californicus W. L. Jepson 1938-4-14 18686 San Joaquin 2 mi ne Clements Comment
  UC604925  Platystemon californicus Roxana S. Ferris 1938-4-15 9408 San Joaquin on the Livermore Road 1/2 mi w mouth of Corral Hollow; w of mouth of Corral Hollow 152 Comment
  UC767119  Platystemon californicus Robert F. Hoover 1935-3-1 246 San Joaquin five mi s Tracy; s of Tracy Comment
  UCD96077  Platystemon californicus J. C. Tothill 1958-4-13 s.n. San Joaquin 15 miles east of Lodi, State Highway 8. 57 Comment
  RSA445722  Platystemon californicus var. californicus E. E. Stanford 1930-4-12 1304 San Joaquin Mariposa Road 15 miles SE of Stockton Comment
  NY1085463  Platystemon tortuosus C. F. Baker 1903-4-25 2780 San Joaquin Tracy Comment
  RSA484179  Poa annua C. R. Quick 1929-3-18 s.n. San Joaquin Campus, Stockton Comment
  UCD90357  Poa annua G. F. Hrusa; S. A. Wagner 1992-3-4 9082 San Joaquin Caswell Memorial State Park. Picnic areas. Comment
  UCR253797  Poa annua George K. Helmkamp, Elizabeth Helmkamp 2012-10-26 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
  CAS-BOT-BC254652  Poa douglasii J. W. Congdon 1889-8-31 s.n. San Joaquin Stockton Comment
  CAS-BOT-BC255792  Poa infirma E. E. Stanford 1927-4-27 200 San Joaquin Lois Park, San Joaquin River Comment
  POM204944  Poa secunda E. B. Copeland 1903-4-25 2776 San Joaquin Tracy Comment
  UCD96924  Poa secunda Ellen Dean; Clare Loughran, Mary Shea, Wilde Legard, 2011-4-22 6959 San Joaquin Contra Costa Water District land (recently purchased), Carnegie Canyon Area at 32322 Corral Hollow Road west of CA-580 just north of junction with Interstate 5. Canyon with Amsinckia grandiflora population. Upper end of population. Comment
  CAS-BOT-BC236339  Poa secunda subsp. secunda E. E. Stanford 1930-4-5 1237 San Joaquin Hospital Canyon Comment
  CAS-BOT-BC236340  Poa secunda subsp. secunda Alice Eastwood; John Thomas Howell 1935-4-7 2092 San Joaquin E end of Corral Hollow Comment
  JEPS76764  Poa secunda subsp. secunda L. R. Heckard 1974-4-25 3673 San Joaquin 1/2 mi e of Almeda Co line Corral Hollow (just w of Drop Tower No. <no. not given>, grounds of Atomic Energy Commission, U of CA testing site) 304 Comment
  UC762121  Pogogyne douglasii Robert F. Hoover 1935-6-12 647 San Joaquin Farmington Comment
  RSA424572  Pogogyne douglasii E. E. Stanford 1928-5-5 946 San Joaquin Near Peters Comment
  RSA27010  Pogogyne zizyphoroides C. L. Hitchcock 1940-5-12 6361 San Joaquin 3 miles south of Galt. 16 Comment
  UC883698  Pogogyne zizyphoroides C. L. Hitchcock 1940-5-12 6361 San Joaquin 3 miles south of Galt 15 Comment
  UC1035807  Polygonum amphibium var. emersum Annie M. Alexander and Louise Kellogg 1943-6-26 3455 San Joaquin Middle River Bridge San Joaquin Valley, San Joaquin River (Byron-Stockton hwy) Comment
  UC1192337  Polygonum amphibium var. emersum Herbert L. Mason 1928-9-30 4968 San Joaquin near Holt; San Joaquin Delta Comment
  UC463080  Polygonum amphibium var. emersum Annetta M. Carter 1931-7-29 236 San Joaquin slough near Middle R. Bridge (Borden Hwy to Stockton); San Joaquin R. Comment
  UC6644  Polygonum amphibium var. stipulaceum J. A. Sanford 1890-1 77 San Joaquin Holden 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
  UC466072  Polygonum aviculare Katharine Brandegee Aug. 1907 San Joaquin near Lathrop; San Joaquin Bridge Comment
  UCR194985  Polygonum aviculare George K. Helmkamp, E. A. Helmkamp 2007-10-13 13081 San Joaquin Northern San Joaquin Valley, along Hwy CA-88, 1.0 mile southwest of Clements at Disch Road 37 Comment
  UCD58738  Polygonum californicum Charlotte Kimball 2007-5-14 s.n. San Joaquin Comanche Reservoir. 1000 ft. SW of spillway. 60 Comment
  JEPS74998  Polygonum hydropiper L. R. Heckard and P. Rubtzoff 1971-9-15 2806 San Joaquin along Airport Way 2.6 mi s junction of West Ripon road (ca 7 mi sw of Manteca) Comment
  CDA2785  Polygonum hydropiper J. F. Silva 1957-10-9 395 -57 San Joaquin Escalon. 0 Comment
  RSA466397  Polygonum hydropiper E. E. Stanford 1927-9-17 699 San Joaquin Stockton Comment
  UC6630  Polygonum hydropiperoides Michener and Bioletti Sept. 1892 San Joaquin San Joaquin Bridge 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
  UC465849  Polygonum lapathifolium Harriet A. Walker 1907-9-8 927 San Joaquin Lathrop Comment
  UC465851  Polygonum lapathifolium Harriet A. Walker 1907-9-8 928 San Joaquin Lathrop Comment
  UC6723  Polygonum lapathifolium J. Burtt Davy 1893-9-13 1182 San Joaquin Stockton Comment
  PASA1504  Polygonum lapathifolium Annetta M. Carter 1931-7-29 235 San Joaquin San Joaquin R. slough near Middle R. Bridge, Borden Hiway to Stockton Comment
  PASA1505  Polygonum muhlenbergii Annetta M. Carter 1931-7-29 236 San Joaquin San Joaquin R. slough near Middle R. Bridge, Borden Hiway to Stockton Comment
  JEPS50651  Polygonum punctatum W. L. Jepson 1923-10-22 10275 San Joaquin Union Island Lower San Joaquin Comment
  JEPS74999  Polygonum punctatum L. R. Heckard and P. Rubtzoff 1971-9-15 2805 San Joaquin along Airport Way 2.6 mi s junction of West Ripon road (ca 7 mi sw of Manteca) Comment
  JEPS77906  Polygonum punctatum Edward Lee 1934-7-4 958 San Joaquin Holt Holt (roadside marsh) Comment
  JEPS77907  Polygonum punctatum Edward Lee 1934-7-4 958 San Joaquin Holt Holt (roadside marsh) Comment
  UC1191267  Polygonum punctatum Herbert L. Mason 1928-9-30 4969 San Joaquin near Holt; Alkaline Grasslands of San Joaquin Valley, San Joaquin Del Comment
  CDA22849  Polygonum punctatum var. leptostachyum M. Switzenberg 1958-9-24 San Joaquin Hale Ranch, Highway 120, west of Seidner Avenue. 0 Comment
  UC6755 Image available Polygonum ramosissimum J. Burtt Davy 1893-11-11 1199 San Joaquin Stockton Comment
  CAS-BOT-BC71852  Polypodium californicum Genevieve Prlain 1976-5-2 s.n. San Joaquin county park on Mokelumne River below Camanche Dam 27 Comment
  CAS-BOT-BC232961  Polypogon australis E. E. Stanford 1930-5-10 1469 San Joaquin French Camp Road near Summer Home Comment
  CAS-BOT-BC233031  Polypogon interruptus E. E. Stanford 1930-5-10 1469 San Joaquin French Camp road near Summer Home Comment
  SEINET10602410  Polypogon interruptus E. E. Stanford 1930-5-10 Stanford 1469 San Joaquin French Camp Rd. near Summer Home. Along irrigating ditch. Comment
  UC73790  Polypogon monspeliensis Mr. Sanford San Joaquin Stockton Comment
  UCD91324  Polypogon monspeliensis G. F. Hrusa; S. A. Wagner 1992-7-8 9152 San Joaquin Caswell Memorial State Park. Comment
  UCR128230  Polypogon monspeliensis Pam Wright, Louis LaPierre 2003-5-9 s.n. San Joaquin Sacramento Valley, 1 mile south of Collegeville, southeast of Stockton and east of French Camp, off Littlejohn Creek immediately west of Jack Tone Road and south of BNSF railroad line, 55 acre Mariposa mitigation site (created in 2000) 17 Comment
  UCR63935  Polypogon monspeliensis L. F. LaPre 1990-6-4 s.n. San Joaquin Borden Ranch, south side of Dry Creek 70 Comment
  CHSC96758  Pontederia cordata F. Zarate 2005-7-1 1349506 San Joaquin San Joaquin Delta. San Joaquin County. 14 Mile Slough, outside of Stockton, E of I-5. Comment
  CAS-BOT-BC102642  Populus fremontii Peter H. Raven; R. Ornduff; et al. 1957-3-30 10557 San Joaquin Corral Hollow Comment
  UC127961  Portulaca oleracea Harriet A. Walker 1907-9-8 925 San Joaquin Lathrop, near RailRoad Station Lathrop Comment
  CDA19210  Potamogeton crispus R. Woolstrum 2001-4-3 PDR 005387 San Joaquin In pond at 1237 Jackson Rd., Lodi. 0 Comment
  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
  UC1099854  Potamogeton illinoensis Herbert L. Mason, Verne Grant 1946-8-21 13069 San Joaquin sw of Holt; Trapper's Slough Comment
  CAS-BOT-BC453828  Potamogeton nodosus L. R. Abrams 1917-9-14 6745 San Joaquin 4 mi north of Stockton, Stockton-Sacramento Rd. Comment
  CDA36300  Potamogeton nodosus Ed Finley, Mark Lubinski 1988-9-24 San Joaquin Throughout Delta. 0 Comment
  UC60855  Potamogeton nodosus J. A. Sanford 353 San Joaquin Stockton Comment
  JEPS40573  Potentilla rivalis F. T. Bioletti Apr 1892 San Joaquin Tracy Comment
  RSA85819  Potentilla rivalis E. E. Stanford 1930-5-2 1456 San Joaquin Empire Tract Comment
  UC1125580  Proboscidea louisianica subsp. louisianica B. Schreiber 1937-8-22 2463 San Joaquin Lockeford Lockeford Quadrangle 30 Comment
  RSA0014809  Proboscidea louisianica subsp. louisianica Roxana S. Ferris, R. C. Bacigalupi 1951-8-25 12445 San Joaquin Between Stockton and Farmington on State Highway 4, 4 mi. from junction with US Highway 99. Comment
  SD239813  Proboscidea lutea George K. Helmkamp, E. A. Helmkamp 2011-10-15 18438 San Joaquin San Joaquin Valley: along CA-4, 0.4 mile east of Farmington (Farmington 7.5'Q) 41 Comment
  UC1039794  Proboscidea lutea Herbert L. Mason 1929-9-9 5429 San Joaquin Holt; reclaimed delta lands Comment
  UCR201942  Proboscidea lutea George K. Helmkamp, E. A. Helmkamp 2008-10-9 14240 San Joaquin San Joaquin Valley, Dogtown, c. 12 miles NE of Lodi, Collier Road at Mackville Road, 1.1 miles west of CA-88 37 Comment
  CDA27765  Prosopis juliflora var. torreyana A. R. Tugel 1938-6-23 San Joaquin Railroad tracks near Tracy. 0 Comment
  UC32041  Pseudognaphalium stramineum J. A. Sanford 1890-1 188 San Joaquin Stockton Comment
  UC61017  Pseudognaphalium stramineum N. K. Berg 1903-11-28 San Joaquin Rough and Ready Island 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
  POM196042  Psilocarphus brevissimus E. E. Stanford 1929-4-7 1063 San Joaquin Near Peters. Comment
  SEINET7042492  Psilocarphus brevissimus A. G. Vestal 1963-5-27 s.n. San Joaquin Dutch Creek east northeast of Linden on Route 8. Valley Springs quadrangle UTM Zone 10, 675894mE, 4215023mN. Comment
  JEPS12798  Psilocarphus brevissimus var. brevissimus Rimo Bacigalupi with G. T. Robbins 1955-5-5 4999 San Joaquin near Peters Dump (1 1/2 mi s of Peters, along road to Farmington) 33 Comment
  JEPS40486  Psilocarphus brevissimus var. brevissimus R. F. Hoover 1935-6-12 645 San Joaquin Farmington San Joaquin Valley Comment
  JEPS40491  Psilocarphus brevissimus var. brevissimus R. F. Hoover 1937-4-23 1923 San Joaquin 7 mi e Stockton Comment
  UC694151  Psilocarphus brevissimus var. brevissimus H. L. Mason 1932-4-24 6968 San Joaquin 11 mi s Clements Comment
  CAS-BOT-BC361808  Psilocarphus brevissimus var. brevissimus E. E. Stanford 1929-4-7 1036 San Joaquin Near Peters Comment
  UC768472  Pterostegia drymarioides R. F. Hoover 1938-4-9 3046 San Joaquin hill between Castle Rock and Black Butte; Corral Hollow Comment
  SEINET3523225 Image available Quercus W. G. Gambill Jr. 1968-1 s.n. San Joaquin San Joaquin Valley, near Stockton, San Joaquin County, California. Comment
  CDA22095  Quercus kelloggii J. B. Gianelli 1982-4-15 San Joaquin Road to Mount Boardman, 300 feet from Stanislaus county line. 0 Comment
  CAS-BOT-BC61616  Quercus lobata J. Bridgaman 1844-6-9 s.n. San Joaquin Dunham Ferry Comment
  CHSC85725  Quercus lobata M. I. Wibawa; G. F. Hrusa, J. Naughton 2002-5-15 201 San Joaquin Sacramento Valley. Coyote Creek tributary. On Dustin Rd., +/- 0.1 mi N of Liberty Rd., near Acampo. 7 Comment
  JEPS37841  Quercus lobata W. L. Jepson 1923-10-22 10278 San Joaquin Union Island Lower San Joaquin Comment
  UCD46843  Quercus lobata M. I. Wibawa; G. F. Hrusa and J. Naughton 2002-5-15 201 San Joaquin Coyote Creek tributary riparian zone. Disturbed grassland on Dustin Rd., ~0.1 mi N of Liberty Rd., near Acampo. UTM: 10S, 4235258 N, 0654074 E. 7 Comment
  CAS-BOT-BC104667  Quercus wislizeni Lewis S. Rose 1936-3-16 36023 San Joaquin Lockeford 60 Comment
  UCR253569  Quercus wislizeni var. wislizeni George K. Helmkamp 2014-3-18 22584 San Joaquin Eastern San Joaquin Valley, Collier Road, 0.2 mile west of its junction with CA-88, c. 2 miles west of Comanche Reservoir 43 Comment
  UC596207  Ranunculus californicus R. F. Hoover 1935-3-1 276 San Joaquin 5 mi sw Ripon Comment
  UCR136764  Ranunculus californicus E. E. Stanford 1929-3-30 1021 San Joaquin San Joaquin Valley, Near Stockton 30 Comment
  CAS-BOT-BC378945  Ranunculus californicus var. californicus 1927-3-24 119 San Joaquin Stockton Comment
  CDA21074  Ranunculus muricatus G. F. Hrusa, S. A. Wagner 1992-8-8 9341 San Joaquin Caswell Memorial State Park. Banks of the Stanislaus River. 12 Comment
  CDA24356  Ranunculus sceleratus T. C. Fuller, Via Livestock Dis. 1959-4-23 2261 San Joaquin M. L. Kantroak, Austin & French Camp Roads, Manteca. 0 Comment
  CDA25212  Raphanus sativus G. K. Helmkamp, E. A. Helmkamp 2008-10-9 14233 San Joaquin San Joaquin Valley; Junction of Collier Road and CA-88, 1.1 miles north of the junction of CA-12 and CA-88, northeast of Lodi. Comment
  UCR201934  Raphanus sativus George K. Helmkamp, E. A. Helmkamp 2008-10-9 14233 San Joaquin San Joaquin Valley, junction of Collier Road and CA-88, 1.1 miles north of the junction of CA-12 and CA-88, NE of Lodi 35 Comment
  UCR253608  Raphanus sativus George K. Helmkamp 2014-3-18 22578 San Joaquin San Joaquin Valley, along Hwy CA-88 on the southwest side of the border with Calaveras County, 7.1 mi. SW (220 deg. ) of Ione 87 Comment
  RSA431505  Raphanus sativus E. E. Stanford 1930-4-18 s.n. San Joaquin Northeastern portion of the county. Comment
  UC764964  Ribes aureum Robert F. Hoover 1935-3-1 245 San Joaquin 5 mi sw Ripon Comment
  CAS-BOT-BC92421  Ribes aureum var. gracillimum Peter Rubtzoff 1965-4-6 5519 San Joaquin Garden Road 0.5 mile south of Division Road (Tracy-Ripon area). Comment
  CAS-BOT-BC92422  Ribes aureum var. gracillimum John Thomas Howell 1938-4-10 13760 San Joaquin Hospital Canyon. Comment
  CDA25559  Ribes malvaceum T. C. Fuller 1971-4-22 19847 San Joaquin Red Dam, head of Hospital Creek, southwestern San Joaquin County. 0 Comment
  CDA25545  Ribes menziesii var. leptosmum T. C. Fuller 1971-4-22 19843 San Joaquin North slope of Mt. Bordman. 0 Comment
  CDA25563  Ribes quercetorum T. C. Fuller 1962-4-24 8217 San Joaquin South of Corral Hollow Creek, ca. 8 miles southwest of Tracy. 0 Comment
  CDA25565  Ribes quercetorum T. C. Fuller 1971-4-21 19838 San Joaquin Inner Coast Ranges; Lone Tree Creek Canyon. 0 Comment
  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-BC74431  Rorippa curvisiliqua Roxana S. Ferris 1953-5-15 12639 San Joaquin On road between Everett School and intersection with Bellota-Farmington road, ca. 1 mile west of intersection. Comment
  CAS-BOT-BC74432  Rorippa curvisiliqua E. E. Stanford 1930-4-18 1360 San Joaquin Thornton Road. Comment
  POM196261  Rorippa curvisiliqua E. E. Stanford 1928-5-16 1013 San Joaquin Stockton, Calaveras River bottom Comment
  RSA431542  Rorippa curvisiliqua E. E. Stanford 1930-4-18 s.n. San Joaquin Northeastern portion of the county. Comment
  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
  UCD115317  Rorippa palustris subsp. palustris G. F. Hrusa; S. A. Wagner 1992-7-8 9144 San Joaquin Caswell Memorial State Park. Comment
  UCD115316  Rorippa palustris subsp. palustris G. F. Hrusa; S. A. Wagner 1992-7-8 9143 San Joaquin Caswell Memorial State Park; beach below campgrounds at eastern end of park. Comment
  CAS-BOT-BC147609  Rosa californica E. E. Stanford 1926-10-14 61 San Joaquin 4 miles south of Galt Comment
  UC114693  Rosa californica T. S. Brandegee 1901-9-9 San Joaquin San Joaquin Bridge 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
  UCD96872  Rostraria cristata Ellen Dean; Clare Loughran, Mary Shea, Wilde Legard, 2011-4-22 6926 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
  UCD113767  Rubus armeniacus G. F. Hrusa 1992-8-26 9519 San Joaquin Caswell Memorial State Park, to the south of the entrance gate, along road into the campgrounds. Comment
  UCD114008  Rubus ursinus G. F. Hrusa; S. A. Wagner 1992-4-22 9294 San Joaquin Caswell Memorial State Park. Comment
  UCD89024  Rubus ursinus Lindsay Clark 2008-5-8 CSP 6 A San Joaquin In Caswell Memorial State Park, at the end of Austin Rd, picnic area on the left 0.3 miles after ranger station. Follow trail with 'no lifeguard' sign to picnic area, bear right. Next to 'closed for restoration sign,' halfway through first picnic area on right. 14 Comment
  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
  CAS-BOT-BC421603  Rumex crispus E. E. Stanford 1927-5-26 435 San Joaquin Stockton Comment
  UCD101144  Rumex crispus G. F. Hrusa; S. A. Wagner 1992-4-22 9287 San Joaquin Caswell Memorial State Park. Upper reaches of the beach at the easternmost end of the park. Comment
  UC6965  Rumex dentatus J. Burtt Davy 1893-9-13 1195 San Joaquin Stockton Comment
  CAS-BOT-BC433494  Rumex fueginus Peter Rubtzoff 1965-7-27 5585 San Joaquin San Joaquin River at Airport Way crossing (Tracy-Ripon area). 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
  UC935751  Sagittaria montevidensis subsp. calycina Herbert L. Mason and Verne Grant 1946-8-21 13057 San Joaquin between Banta and Stockton Comment
  SEINET8470474 Image available Sagittaria montevidensis subsp. calycina Ira L. Wiggins 1934-7-28 6943 San Joaquin 3.2 miles east of Escalon Comment
  CAS-BOT-BC267089  Sagittaria sanfordii Roxana S. Ferris 1940-6-1 9842 San Joaquin About 3 miles W of Lockford on Stockton - Lockford road Comment
  CAS-BOT-BC267090  Sagittaria sanfordii Roxana S. Ferris 1940-6-1 9842 San Joaquin About 3 miles W of Lockford on Stockton - Lockford road Comment
  RSA26735  Sagittaria sanfordii Roxana S. Ferris 1940-6-1 9842 San Joaquin Slough about 3 miles west of Lockford on Stockton-Lockford road. Comment
  UC549  Sagittaria sanfordii J. A. Sanford Sept. 1901 San Joaquin Stockton Comment
  UC551  Sagittaria sanfordii J. A. Sanford 1890-1 39 San Joaquin San Joaquin Co. Comment
  SEINET11763479  Sagittaria sanfordii R. S. Ferris 1940-1 9842 San Joaquin about 3 mi W of Lockford on Stockton-Lockford road Comment
  POM196032  Salix alba E. E. Stanford 1929-3-26 1019 San Joaquin San Joaquin River. Comment
  POM146137  Salix babylonica E. E. Stanford 1927-3-11 101 San Joaquin Point Lewis, Stockton Comment
  POM362932  Salix babylonica E. E. Stanford 1930-4-28 1450 San Joaquin Near San Joaquin River. Comment
  CAS-BOT-BC129662  Salix bonplandiana E. E. Stanford 1930-4-19 1412 San Joaquin Corral Hollow Road Comment
  CAS-BOT-BC129665  Salix bonplandiana E. E. Stanford 1928-3-20 830 San Joaquin Near Peters 45 Comment
  CAS-BOT-BC129667  Salix bonplandiana E. E. Stanford 1929-3-26 1019 San Joaquin San Joaquin River Comment
  RSA181501  Salix exigua I. L. Wiggins 1964-5-26 19017 San Joaquin Beside old channel of San Joaquin River. Between Tracy and Manteca. Comment
  RSA18395  Salix exigua Carl B. Wolf 1927-6-23 511 San Joaquin 1 mile W of Rippon. Comment
Read comments
Sep 17 2012
  UCD110929  Salix exigua G. F. Hrusa; S. A. Wagner 1992-4-22 9248 San Joaquin Caswell Memorial State Park. Comment
  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
  UC1618021  Salix exigua var. hindsiana Donald G. Nelson 1939-6-9 604 San Joaquin at junction of Austen Rd with Little John Creek (banks of creek, se of Stockton); Mount Diablo Base line Comment
  CAS-BOT-BC107856  Salix gooddingii Ira L. Wiggins 1964-5-26 19020 San Joaquin Slough 1 mi. W. of main channel of San Joaquin River, between Tracy & Manteca Comment
  CAS-BOT-BC107861  Salix gooddingii E. E. Stanford 1928-5-12 1016 San Joaquin Sacramento Road, near Sacramento County Line Comment
  POM196336  Salix gooddingii E. E. Stanford 1928-5-12 1016 San Joaquin Sacramento Road. Near Sacramento Co Line. Comment
  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
  UCD110959  Salix gooddingii G. F. Hrusa; S. A. Wagner 1992-4-22 9271 San Joaquin Caswell Memorial State Park. 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
  POM196285  Salix laevigata E. E. Stanford 1928-3-29 836 San Joaquin Calaveras River. Stockton. Comment
  CAS-BOT-BC125359  Salix lasiandra var. lasiandra E. E. Stanford 1929-3-26 1020 San Joaquin Stockton, Levee, San Joaquin River Comment
  POM281348  Salix lasiolepis Lyman D. Benson 1932-2-22 2594 San Joaquin Walnut Grove. N fork Mokelumne River. Near sea level. 0 Comment
  POM281349  Salix lasiolepis Lyman D. Benson 1931-2-21 2594 San Joaquin Walnut Grove. N fork Mokelumne River. Near sea level. 0 Comment
  POM362796  Salix lasiolepis C. R. Quick 1929-2-18 s.n. San Joaquin N of Campus. Stockton. Comment
  UC437313  Salix lasiolepis W. P. Taylor 1912-3-29 San Joaquin 6 mi se Galt; Tracy Lake 9 Comment
  UC499336  Salix lasiolepis Annetta M. Carter 1933-3-12 268 San Joaquin 0.8 mi sw Holt (by slough) Comment
  UCD111624  Salix lasiolepis G. F. Hrusa; S. A. Wagner 1992-3-22 9062 San Joaquin Caswell Memorial State Park. Stanislaus River. Comment
  UCD111625  Salix lasiolepis G. F. Hrusa; S. A. Wagner 1992-3-22 9063 San Joaquin Caswell Memorial State Park. Stanislaus River. Comment
  UCR232200  Salix lasiolepis George K. Helmkamp, E. A. Helmkamp 2011-3-12 17072 San Joaquin Upper San Joaquin Valley, between Lodi and Galt, Forest Lake Road just west of CA-99 27 Comment
  CAS-BOT-BC107369  Salix lasiolepis var. lasiolepis E. E. Stanford 1927-2-27 94 San Joaquin Stockton, Calaveras River Bottom Comment
  CAS-BOT-BC107370  Salix lasiolepis var. lasiolepis Brian Atwater 1979-3-17 BA- 179 San Joaquin inside a meander of Old River; between Quinby Island and Franks Tract Comment
  POM196034  Salix lucida subsp. lasiandra E. E. Stanford 1929-3-26 1020 San Joaquin Stockton. Near San Joaquin River. Comment
  RSA0038367  Salix sessilifolia var. hindsiana E. E. Stanford 1928-4-30 943 San Joaquin Calaveras River. Comment
  CAS-BOT-BC129050  Salix sitchensis Brian Atwater 1978-8-31 BA- 129 San Joaquin Pristine tidal swamp and marsh inside a meander of Old River and vicinity, between Quinby Island and Franks Tract Comment
  CDA5801  Salpichroa origanifolia H. D. Bowers 1959-10-7 San Joaquin Near Stockton. 0 Comment
  CDA20235  Salsola australis P. Akers 2003-10-3 B 106 San Joaquin San Joaquin Valley; N of Tracy, 0.25 mi NW of old Holly Sugar plant at Sugar and Holly Rds. 0 Comment
  CDA9301  Salsola australis G. F. Hrusa, R. Rhode 2013-11-8 18529 San Joaquin San Joaquin Valley; 1/2 mi. NW of Holt townsite on Hwy 4, along Lower Jones Rd. -2 Comment
  CDA20622  Salsola tragus G. F. Hrusa 2005-11-14 16841 San Joaquin San Joaquin Valley; Stockton. Davis Rd. +/- 200 ft. S of 8 Mile Rd., E of Interstate 5 +/- 1.5 mi. 7 Comment
  CDA20809  Salsola tragus P. Akers 2005-11-14 s.n. San Joaquin Central California; Davis Rd. +/- 200 ft. S of 8 Mile Rd., E of Interstate 5 +/- 1.5 mi. Roadside colony at bridge just S of 8 Mile Rd. Annual, 3 ft. tall and as wide. Seed collection voucher RT05-24a. 0 Comment
  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
  RSA17958  Salsola tragus C. B. Wolf 1927-6-24 s.n. San Joaquin 3 miles west of Manteca Comment
  UCR247342  Salsola tragus Pat Akers 2002-10-9 RT- 020 -01 San Joaquin Just west if I-5 on 8 mile Rd., 10 miles NW of Stockton -1 Comment
  CAS-BOT-BC180690  Salsola tragus E. E. Stanford 1930-5-28 1527 San Joaquin Lincoln Highway near French Camp Comment
  CAS-BOT-BC180693  Salsola tragus Alice Eastwood 1927-5-19 14447 San Joaquin Byron Springs Comment
  RSA444946  Salsola tragus E. E. Stanford 1930-5-28 1527 San Joaquin Lincoln Highway near French Camp Comment
  JEPS62547  Salvia carduacea W. L. Jepson 1922-4-2 9578 San Joaquin Corral Hollow; Mt. Hamilton Range 182 Comment
  JEPS97684  Salvia carduacea Annetta M. Carter, Louise Darling, Leo Whitney, Robert Hoover et al. 1935-4-21 787 San Joaquin Near Castle Rock. 19 mi. from Livermore on Tesla Rd. Comment
  UC762495  Salvia carduacea R. F. Hoover 1938-4-9 3052 San Joaquin lower end Corral Hollow Comment
  UCR257999  Salvia hispanica Franz R. Kegel 1976-1 s.n. San Joaquin Stockton, weed in backyard garden 8 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
  CDA40975  Salvia mellifera T. C. Fuller 1962-4-24 8215 San Joaquin South of Corral Hollow Creek, ca. 8 miles southwest of Tracy. 0 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
  POM264781  Sanicula bipinnata Lincoln Constance 1941-4-19 2806 San Joaquin Corral Hollow, 1 mile North of Castle Rock 320 Comment
  UCD96899  Sanicula bipinnata Ellen Dean; Clare Loughran, Mary Shea, Wilde Legard 2011-4-22 6940 San Joaquin Contra Costa Water District land (recently purchased), Carnegie Canyon Area at 32322 Corral Hollow Road west of CA-580 just north of junction with Interstate 5. Canyon with Amsinckia grandiflora population. Upper end of population. Comment
  UC765486  Sanicula bipinnatifida R. F. Hoover 1935-3-16 349 San Joaquin Farmington Comment
  UC683296  Schoenoplectus acutus Alan A. Beetle 1940-4-21 2616 San Joaquin 3.8 mi across Victoria Island (10 mi w of Stockton); w of Stockton, Victoria Island Comment
  CAS-BOT-BC111295  Schoenoplectus acutus var. occidentalis Ernest Elwood Stanford 1927-5-26 431 San Joaquin Stockton. In sand in Calaveras River bottom. Comment
  SEINET3913208  Scirpus acutus D. W. McNeal 1982-7-7 2658 San Joaquin In standing water along a slough n. of Eight Mile Rd. 0.6 mi. w. of Interstate #5 n. of Stockton.; 0 Comment
  UC766068  Scirpus acutus var. occidentalis Robert F. Hoover 1935-1-10 54 San Joaquin near Ripon; near Ripon Comment
  CAS-BOT-BC110878  Scirpus microcarpus Brian Atwater 1978-8-16 BA- 33 San Joaquin Old River between Quinby Island and Franks Tract Comment
  CAS-BOT-BC243512  Scribneria bolanderi E. E. Stanford 1930-4-12 1282 San Joaquin Mariposa Road 16 miles SE of Stockton Comment
  RSA483307  Scribneria bolanderi E. E. Stanford 1930-4-12 1282 San Joaquin Mariposa Road 16 miles SE of Stockton. Comment
  SEINET10602608  Scribneria bolanderi E. E. Stanford 1930-12-4 Stanford 1282 San Joaquin Mariposa Rd. 16 mi. S.E. of Stockton. Roadsides; out of range according to Jepson. Comment
  CAS-BOT-BC214215  Scutellaria bolanderi Volney Rattan 1885-6-5 s.n. San Joaquin Mokelumne Hill Comment
  CAS-BOT-BC419678  Scutellaria galericulata Brian Atwater 1978-8-18 BA- 47 San Joaquin Between Quinby Island and Franks Tract Comment
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Jul 22 2018
  UC104313  Scutellaria lateriflora T. S. Brandegee 1892-9-6 San Joaquin Bouldin Island Comment
  CAS-BOT-BC240066  Secale cereale T. C. Fuller 1969-5-20 18477 San Joaquin S. side of Lathrop Rd., 0.1 mi. w. of Union Rd., 2 mi. e. of Lathrop Comment
  POM5312  Senecio flaccidus var. douglasii J. A. Sanford 249 San Joaquin Knight's Ferry Comment
  UCR253796  Senecio vulgaris George K. Helmkamp, Elizabeth Helmkamp 2012-10-26 20066 San Joaquin San Joaquin Valley, along Hwy J-6 (Escalon-Bellota Road), 1.2 miles south of its junction with CA-26 46 Comment
  CDA32083  Sesbania punicea N. Barve 2010-9-1 s.n. San Joaquin On levee road at the end of Empire Tract Road, downstream of Herman and Helen s Marina. 0 Comment
  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
  UC1745567  Sesuvium verrucosum Annetta M. Carter, Florence Little, Edward Lee 1934-7-4 681 San Joaquin Holt. Comment
  UCD69390  Sesuvium verrucosum J. Wycoff 1997-8-1 s.n. San Joaquin North of the city of Modesto, east of hwy 99, near the intersection of Dodds and Van Allen roads, agricultural fields of Faria Dairy. Comment
  UCR123624  Setaria pumila Lisa Kegarice 1993-6-22 s.n. San Joaquin Sacramento Valley, under the north side of the Orwood Trestle, Santa Fe Railway, 12 miles west of Stockton, between Bacon and Woodward Islands in the San Joaquin River delta between Old River and Middle River 0 Comment
  CAS-BOT-BC240163  Setaria verticillata M. K. Bellue 1938-1-1 s.n. San Joaquin Near Lodi Comment
  UCD37051  Setaria verticillata Beecher Crampton 1956-7-30 3742 San Joaquin San Joaquin County, 2 miles northeast of Linden, Calaveras River Basin. Comment
  UCD38666  Setaria verticillata Beecher Crampton 1957-7-30 3742 San Joaquin 2 miles northeast of Linden. Calaveras River Basin. Comment
  UCD92833  Setaria viridis Beecher Crampton 1955-9-7 3156 San Joaquin 0.75 mile south of Thornton. Comment
  UCD92835  Setaria viridis Beecher Crampton 1956-7-31 3764 San Joaquin 5 miles southwest of Lodi. Along State Hwy. 12. Comment
  UCD92842  Setaria viridis Beecher Crampton 1965-10-26 7552 San Joaquin 1.5 miles north of Lodi on US Hwy. 99. Comment
  UCR132389  Setaria viridis Beecher Crampton 1956-7-31 3764 San Joaquin Central Valley, 5 miles southwest of Lodi 6 Comment
  JEPS88942  Sibara virginica J. Burtt Davy 1893-11-13 San Joaquin Stockton Comment
  JEPS12799  Sidalcea hirsuta Rimo Bacigalupi with G. T. Robbins 1955-5-5 5001 San Joaquin 1 1/2 mi s Peters (along road to Farmington, ditch near Peters Dump); s of Peters, along road to Farmington 33 Comment
  UC18891  Sidalcea hirsuta F. W. Gunnison May, 1896 San Joaquin Linden Comment
  UCD116577  Sidalcea hirsuta Marvin L. Nies 1951-5-4 55 San Joaquin 7 miles east of Lodi on Harney Lane. Comment
  UC763985  Sidalcea malviflora subsp. laciniata R. F. Hoover 1935-3-1 256 San Joaquin w San Joaquin River bridge (w of Ripon); w of San Joaquin River bridge w of Ripon Comment
  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-BC386889  Silene gallica Gladys L. Smith 1959-5-1 1062 San Joaquin near Wallace, Hwy. 12 60 Comment
  CAS-BOT-BC386890  Silene gallica E. E. Stanford 1930-4-26 1440 San Joaquin Wheatland Rd. Comment
  UCD98673  Silene gallica Marvin Nies 1951-5-4 59 San Joaquin 6 miles east of Lodi. Comment
  UC764840  Sinapis arvensis Robert F. Hoover 1935-3-1 296 San Joaquin Vernalis Comment
  CAS-BOT-BC75194  Sisymbrium irio John Thomas Howell 1938-4-10 13750 San Joaquin Tracy. Comment
  SD240949  Sisymbrium officinale George K. Helmkamp, E. A. Helmkamp 2012-4-7 18723 San Joaquin San Joaquin Valley: along CA-26, 3.2 miles southwest of its junction with N Wimer Road, NE of town of Linden (Valley Springs 7.5'Q) 52 Comment
  CAS-BOT-BC75292  Sisymbrium officinale E. E. Stanford 1927-4-21 171 San Joaquin Stockton. On Campus. Comment
  UCD115727  Sisymbrium officinale G. F. Hrusa; S. A. Wagner 1992-4-22 9317 San Joaquin Caswell Memorial State Park, in the main trail to the west of the Hidden Lake. Comment
  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
  UC204935  Solanum americanum Dr. Edward Palmer Aug 22 1892-Aug 23 1892 2689 San Joaquin near Tracy Comment
  UCD126007  Solanum americanum G. F. Hrusa; S. A. Wagner 1992-4-22 9247 San Joaquin Caswell Memorial State Park. Comment
  CDA5927  Solanum americanum T. Gantenbein 1993-8-19 San Joaquin Staten Island. 0 Comment
  POM62560  Solanum americanum J. A. Sanford 1890-1 231 San Joaquin Roberts Island. Comment
  CDA5919  Solanum aviculare J. F. Silva 1961-6-7 San Joaquin Escalon. 0 Comment
  RSA18393  Solanum douglasii Carl B. Wolf 1927-6-23 514 San Joaquin 1 mile east of Rippon [Ripon], Stanislaus River Bottom. Comment
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Sep 17 2012
  CDA6227  Solanum sarrachoides T. C. Fuller 1958-7-3 1101 -58 San Joaquin Staten Island. 0 Comment
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Jun 24 2009
  CAS-BOT-BC156838  Solanum umbelliferum V. Rattan 1877-3-1 s.n. San Joaquin Live Oaks Comment
  CAS-BOT-BC157547  Solanum umbelliferum J. T. Howell 1930-9-28 5512 San Joaquin Holt Comment
  UC884946  Solanum umbelliferum Alice Eastwood, John Thomas Howell 1938-4-18 5074 A San Joaquin Hospital Canyon Comment
  CDA39031  Solidago velutina subsp. californica D. G. Kelch 2011-10-4 11 .835 San Joaquin Approx. 7 km west of Orestimba. Stuhr Rd east of I-5 along Orestimba Creek. Comment
  UC36501  Solidago velutina subsp. californica Michener and Bioletti Sept 1892 San Joaquin San Joaquin Bridge Comment
  UCD136116  Soliva sessilis G. F. Hrusa; S. A. Wagner 1992-4-2 9250 San Joaquin Caswell Memorial State Park. West of westernmost parking area. Comment
  UCR201922  Sonchus oleraceus George K. Helmkamp, E. A. Helmkamp 2008-10-9 14235 San Joaquin San Joaquin Valley, junction of Collier Road and CA-88, 1.1 miles north of the junction of CA-12 and CA-88, NE of Lodi 35 Comment
  CAS-BOT-BC374570  Sonchus oleraceus E. E. Stanford 1927-3-29 126 San Joaquin Stockton Comment
  RSA474116  Sonchus oleraceus R. Reynolds 1927-10-13 48 San Joaquin Stockton Comment
  UC1099802  Sparganium erectum subsp. stoloniferum Herbert L. Mason and Verne Grant 1946-9-12 13124 San Joaquin about 6 mi s Stockton (on Borden Highway) Comment
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Sep 25 2008
  CDA18780  Spergula arvensis Skip Sadler 2000-2-2 PDR 005222 San Joaquin NE corner of Peach and Oleander, Manteca. 0 Comment
  SEINET3409732 Image available Spergula arvensis P. O. Schallert 1945-2-27 s.n. San Joaquin Field near Stockton, California. Comment
  CAS-BOT-BC390248  Spergularia macrotheca var. leucantha E. E. Stanford 1928-4-5 838 San Joaquin Stockton Comment
  RSA0098417  Spergularia macrotheca var. leucantha E. E. Stanford 1927-4-12 150 San Joaquin Near Stockton. 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
  RSA0097697  Spergularia marina J. T. Howell 1932-9-2 10792 San Joaquin Holt. Comment
  SEINET7040100  Spergularia marina A. G. Vestal 1963-5-27 s.n. San Joaquin Ca 7.7 miles east of Linden on Route 8. Valley Springs SW Quad. UTM Zone 10, 675782mE, 4215039mN. Comment
  RSA483232  Sporobolus airoides E. E. Stanford 1930-5-31 1539 San Joaquin Durham Ferry Road. Comment
  UC767693  Sporobolus airoides R. F. Hoover 1937-5-18 2180 San Joaquin near Lathrop Comment
  SEINET10603339  Sporobolus airoides E. E. Stanford 1930-5-31 Stanford 1539 San Joaquin Durham Ferry Road; roadsides in alkaline soil. Comment
  UCD93112  Sporobolus cryptandrus Beecher Crampton 1965-10-26 7553 San Joaquin 1.5 miles N of Lodi on US Hwy. 99. Comment
  UCD93113  Sporobolus cryptandrus Beecher Crampton 1965-10-26 7553 San Joaquin 1.5 miles N of Lodi on US Hwy. 99. Comment
  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
  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
  RSA446591  Stachys ajugoides E. E. Stanford 1930-5-5 1538 San Joaquin Durham Ferry Road. Comment
  RSA82584  Stachys ajugoides E. E. Stanford 1930-5-31 1538 San Joaquin Durham Ferry Road. Comment
  UC25914  Stachys ajugoides var. ajugoides J. A. Sanford 1890-1 2 San Joaquin Stockton Comment
  UC1618080  Stachys albens Donald G. Nelson 1939-6-9 611 San Joaquin s.e. Stockton (on the Mt. Diablo Base Line, junction of Austin Rd. & Little John Creek) Comment
  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
  RSA289939  Stachys albens W. L. Jepson 1913-11-22 5697 San Joaquin Middle River, lower San Joaquin. Comment
  RSA82552  Stachys albens E. E. Stanford 1930-5-16 1484 San Joaquin Union Island. Wet Roadside near Old River. Comment
  UC463081  Stachys albens Annetta M. Carter 1931-7-29 234 San Joaquin slough near Middle River bridge (Borden Highway); San Joaquin River Comment
  POM196212  Stellaria media C. R. Quick 1929-2-20 s.n. San Joaquin Campus, Stockton. Comment
  SD239689  Stellaria media George K. Helmkamp, E. A. Helmkamp 2010-4-7 15832 B San Joaquin Northern San Joaquin Valley: Collier Road, 0.1 mile wesst of its junction with CA-88, 1.83 mile NE (27a^z) of Clements (Clements 7.5'Q) 46 Comment
  UC8665  Stellaria media Jos. Burtt Davy 1901-3-5 San Joaquin Lathrop Comment
  UCD96908  Stellaria media Ellen Dean; Clare Loughran, Mary Shea, Wilde Legard, 2011-4-22 6948 San Joaquin Contra Costa Water District land (recently purchased), Carnegie Canyon Area at 32322 Corral Hollow Road west of CA-580 just north of junction with Interstate 5. Canyon with Amsinckia grandiflora population. Upper end of population. Comment
  UCR207840  Stellaria media George K. Helmkamp, E. A. Helmkamp 2009-3-26 14452 San Joaquin San Joaquin Valley, junction of Collier Road and CA-88, about 0.2 mile north of the Mokelumne River 43 Comment
  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-BC393868  Stellaria media Roxana S. Ferris 1938-4-15 9399 San Joaquin Near gravel pit at the mouth of Corral Hollow. Comment
  UCD99421  Stellaria media G. F. Hrusa; S. A. Wagner 1992-3-21 9074 San Joaquin Caswell Memorial State Park; with the campground and picnic areas. Comment
  UCD99470  Stellaria nitens W. L. Jepson 1922-4-2 9591 San Joaquin near Tracy. Comment
  SEINET10861485  Stipa E. E. Stanford 1930-5-3 Stanford 1465 San Joaquin Liberty Rd. Open range. Comment
  POM149332  Stylomecon heterophylla C. F. Baker 1903-4-23 2820 San Joaquin Bethany, San Joaquin County Comment
  POM149334  Stylomecon heterophylla C. F. Baker 1903-4-27 2819 San Joaquin Bethany Comment
  UC50120  Stylomecon heterophylla H. P. Fitch 1883-1 132 San Joaquin Stockton Comment
  JEPS59890  Suaeda calceoliformis W. L. Jepson 1896-6-27 San Joaquin a mile or more beyond the San Joaquin Bridge on road to Atlanta Comment
  JEPS59898  Suaeda moquinii W. L. Jepson 1896-7-17 San Joaquin near Stockton (by roadside) Comment
  RSA135312  Suaeda moquinii Volney Rattan 1881-07 s.n. San Joaquin Lathrop Comment
  CDA34341  Suaeda moquinii E. Finley 1995-7-11 s.n. San Joaquin Dept. of Water Resources facility near Tracy. 0 Comment
  UCD134107  Symphyotrichum chilense G. F. Hrusa 1992-8-26 9558 San Joaquin Caswell Memorial State Park. Comment
  CAS-BOT-BC98597  Symphyotrichum lentum L. R. Abrams 1920-9-30 7788 San Joaquin Near Banta Comment
  JEPS40850  Symphyotrichum spathulatum R. F. Hoover 1937-9-4 2719 San Joaquin 3 mi e Farmington Comment
  UC29902  Symphyotrichum spathulatum J. Burtt Davy 1893-6-13 1200 San Joaquin Stockton Comment
  UC29903  Symphyotrichum spathulatum J. Burtt Davy 1893-11-13 1176 San Joaquin Stockton Comment
  UC71891  Symphyotrichum spathulatum Michener and Bioletti 1892-9-9 San Joaquin Lathrop Comment
  UC86979  Symphyotrichum spathulatum T. S. Brandegee 1892-9-7 San Joaquin Bouldin Island Comment
  JEPS31955  Symphyotrichum subulatum J. A. Sanford 1928-3-1 San Joaquin Stockton Comment
  JEPS82224  Symphyotrichum subulatum Rimo Bacigalupi, and L. Constance 1962-8-13 8709 San Joaquin just n, just w of crossing of Gates Rd, 3.7 mi e of San Joaquin River Bridge Maze Blvd. 12 Comment
  UC469018  Symphyotrichum subulatum Jos. Burtt Davy 1893-11-13 1204 San Joaquin Stockton Comment
  JEPS31826  Tetrapteron graciliflorum W. L. Jepson 1922-4-2 9560 San Joaquin Corral Hollow Mt. Hamilton Range 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-BC66612  Thysanocarpus curvipes Volney Rattan 1885-3-20 s.n. San Joaquin Live Oaks. Comment
  CAS-BOT-BC66614  Thysanocarpus curvipes Frank W. Gould 1940-3-12 882 San Joaquin Opposite Castle Rock, Corral Hollow, Mount Hamilton Range. 198 Comment
  CDA25269  Thysanocarpus curvipes T. C. Fuller 1962-4-24 8229 San Joaquin South of Corral Hollow Creek, ca. 8 miles southwest of Tracy. 0 Comment
  JEPS54192  Thysanocarpus curvipes F. W. Gunnison May, 1896 San Joaquin Linden Comment
  UC14312  Thysanocarpus curvipes J. A. Sanford 1890-1 195 San Joaquin Stockton Comment
  JEPS54225  Thysanocarpus radians W. L. Jepson 1938-4-14 18685 San Joaquin 3 mi ne Clements (ne San Joaquin County) Comment
  SBBG51088  Thysanocarpus radians R. S. Woglum 1941-4-27 2982 San Joaquin Lodi Comment
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Dec 5 2009
  UCR232266  Thysanocarpus radians George K. Helmkamp, E. A. Helmkamp 2011-3-12 17078 San Joaquin Upper San Joaquin Valley, Buena Vista Road, 0.1 mile east of its junction with CA-88 67 Comment
  CAS-BOT-BC67263  Thysanocarpus radians W. P. Steinbeck 1923-5-9 s.n. San Joaquin Near Clements. Comment
  CAS-BOT-BC67265  Thysanocarpus radians W. P. Steinbeck 1923-4-1 s.n. San Joaquin Near Stockton. Comment
  RSA0041646  Thysanocarpus radians W. L. Jepson 1938-4-14 18685 San Joaquin 3 miles northeast of Clements. 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
  NY643420  Tribulus terrestris V. Alexson 1964-6-18 46 San Joaquin Nr. East of Stockton Comment
  SEINET3479092  Tribulus terrestris W. S. Ball 1931-7-15 San Joaquin San Joaquin Valley, San Joaquin Valley Comment
  CAS-BOT-BC33710  Trichocoronis wrightii C. H. Michener; Frederick Theodore Bioletti 1892-9-9 s.n. San Joaquin San Joaquin Bridge Comment
  UC84170  Trichocoronis wrightii var. wrightii Katharine Brandegee 1892-9-9 San Joaquin near Lathrop (County Bridge across the San Joaquin River (type locality of Biolettia riparia)) Comment
  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
  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
  SD124860  Trichostema lanceolatum A. C. Sanders 1986-9-12 6920 San Joaquin Along Highway I-5, 0.7 mile north of the Hospital Creek bridge and 2.2 miles north of the Stanislaus Co. line. 75 Comment
  UC140259  Trichostema lanceolatum Katharine Brandegee 1907-10-2 San Joaquin near Stockton 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
  SEINET13948211 Image available Trichostema lanceolatum C. R. Quick 1952-1 53 -342 San Joaquin Rolling plains, 6 miles NE of Linden Comment
  UC86663  Trifolium depauperatum var. amplectens Lewis S. Rose 1938-4-26 33205 San Joaquin Corral Hollow 152 Comment
  POM146122  Trifolium depauperatum var. truncatum E. E. Stanford 1927-3-24 120 San Joaquin Stockton. Comment
  POM21660  Trifolium dichotomum C. F. Baker 1903-4-26 2870 San Joaquin Tracy Comment
  UC16532  Trifolium fucatum H. P. Fitch 1883-1 130 San Joaquin Stockton Comment
  UC16533  Trifolium fucatum J. A. Sanford 1890-1 71 San Joaquin Stockton Comment
  POM349501  Trifolium fucatum var. fucatum E. E. Stanford 1928-3-15 805 San Joaquin Stockton. Comment
  RSA18942  Trifolium gracilentum Roxana S. Ferris 1938-4-15 9394 San Joaquin Western end of Lynn Road between Carbona and mouth of Corral Hollow. 61 Comment
  RSA22368  Trifolium gracilentum L. S. Rose 38207 San Joaquin Corral Hollow 152 Comment
  UC750645  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
  JEPS65909  Trifolium gracilentum var. gracilentum W. L. Jepson 1922-4-2 9564 San Joaquin Corral Hollow Mt. Hamilton Range Comment
  SBBG15394  Trifolium hirtum E. R. Chandler 1963-5-6 1075 San Joaquin outside community of Bellota Comment
  UCR128228  Trifolium hirtum Pam Wright, Louis LaPierre 2003-5-9 s.n. San Joaquin Sacramento Valley, 1 mile south of Collegeville, southeast of Stockton and east of French Camp, off Littlejohn Creek immediately west of Jack Tone Road and south of BNSF railroad line, 55 acre Mariposa mitigation site (created in 2000) 17 Comment
  UCD111415  Trifolium microcephalum G. F. Hrusa; S. A. Wagner 1992-4-22 9312 San Joaquin Caswell Memorial State Park. Comment
  UC16794  Trifolium variegatum var. melananthum Edw. L. Greene 1889-4-28 San Joaquin Stockton Comment
  UC16771  Trifolium variegatum var. variegatum J. A. Sanford 1890-1 153 San Joaquin French Camp Comment
  JEPS4177  Trifolium willdenovii W. L. Jepson 1929-4-28 15197 San Joaquin Clements Comment
  RSA18943  Trifolium willdenovii Roxana S. Ferris 1938-4-15 9392 San Joaquin Western end of Lynn Road between Carbona and mouth of Corral Hollow. 61 Comment
  UC631155  Trifolium willdenovii P. B. Kennedy 1907-4-19 San Joaquin Ripon; on rr track Comment
  UC80498  Trifolium willdenovii T. S. Brandegee April, 1889 San Joaquin Tracy Comment
  UCR128229  Trifolium willdenovii Pam Wright, Louis LaPierre 2003-5-9 s.n. San Joaquin Sacramento Valley, 1 mile south of Collegeville, southeast of Stockton and east of French Camp, off Littlejohn Creek immediately west of Jack Tone Road and south of BNSF railroad line, 55 acre Mariposa mitigation site (created in 2000) 17 Comment
  POM196044  Trifolium willdenovii E. E. Stanford 1929-4-7 1026 San Joaquin Near Peters. Hewitt Rd. Comment
  RSA21269  Trifolium willdenovii Carl B. Wolf 1937-3-31 8383 San Joaquin San Joaquin Valley, 2.5 mi. north of Vernalis on Tracy Road. 30 Comment
  SJSU8002  Trifolium willdenovii H. T. Shishido 1961-4-8 San Joaquin near S side Mokeumne R c. 0.5 mi E of Clements Comment
  UC165496  Trifolium willdenovii J. Burtt Davy April 1897 3124 San Joaquin head of San Joaquin Valley Comment
  UCD109860  Trifolium willdenovii June McCaskill; Jack Major 1958-4-10 555 San Joaquin North side of State Highway 12, 2.1 miles west of Wallace (1.4 miles west of turnoff to Camanche). 60 Comment
  UC29194  Triodanis biflora J. A. Sanford 1890-1 86 San Joaquin Stockton 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
  UCR233289  Triphysaria eriantha subsp. eriantha George K. Helmkamp, E. A. Helmkamp 2011-3-29 17101 San Joaquin San Joaquin Valley, along CA-26 at the junction with Ospital/N Wimer Road, c. 0.3 mile southwest of the Calaveras County line, 9.1 miles NE (56 deg. ) of Linden 72 Comment
  HSC20853  Triphysaria eriantha subsp. eriantha D. A. Shally 1965-4-10 5 San Joaquin 3 mi. E of Balota, Hwy. 26, Linden Rd. Comment
  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
  SEINET7850029  Triphysaria versicolor subsp. faucibarbata George K. Helmkamp, E. A. Helmkamp 2009-3-26 14465 San Joaquin San Joaquin Valley; along Tully Road, 0.1 mile north of its junction with Kettleman Lane, 3.8 miles south of CA-88 in Lockeford 24 Comment
  JEPS64213  Triteleia hyacinthina W. L. Jepson 1929-4-28 15203 San Joaquin Clements 60 Comment
  UC3280  Triteleia hyacinthina J. A. Sanford 1890-1 361 San Joaquin Waverley Comment
  CAS-BOT-BC522286  Triteleia hyacinthina C. L. Hitchcock 1940-5-12 6366 San Joaquin 3 miles south of Galt 15 Comment
  CAS-BOT-BC522288  Triteleia hyacinthina E. E. Stanford 1927-5-7 s.n. San Joaquin Near Lockeford Comment
  POM196334  Triteleia hyacinthina E. E. Stanford 1928-5-12 950 San Joaquin Near Peters. Comment
  RSA641112  Triteleia hyacinthina R. S. Woglum 1941-4-27 2981 San Joaquin San Joaquin Valley: Lodi. . Comment
  UC3315  Triteleia laxa J. A. Sanford 1890-1 396 San Joaquin Waverly Comment
  UC3319  Triteleia laxa Mr. Cobb 1899-4-10 14 San Joaquin Tracy Comment
  UCD96927  Triteleia laxa Ellen Dean; Clare Loughran, Mary Shea, Wilde Legard, 2011-4-22 6961 San Joaquin Contra Costa Water District land (recently purchased), Carnegie Canyon Area at 32322 Corral Hollow Road west of CA-580 just north of junction with Interstate 5. Canyon with Amsinckia grandiflora population. Upper end of population. Comment
  RSA21458  Triteleia laxa Carl B. Wolf 1937-3-31 8392 San Joaquin San Joaquin Valley, mouth of Hospital canyon, SW of Vernalis 107 Comment
  UC1971353  Triteleia lugens Russell S. Woglum 1941-4-27 2981 San Joaquin SAN JOAQUIN VALLEY: Lodi. Comment
  CAS-BOT-BC67345  Tropidocarpum capparideum Charles Piper Smith 1922-4-13 3469 San Joaquin Tracy-Southern Pacific toward Antioch. Comment
  UC762956  Tropidocarpum capparideum R. F. Hoover 1937-4-3 1733 San Joaquin Tracy Comment
  CAS-BOT-BC73833  Tropidocarpum gracile Peter H. Raven; R. Alava; R. Ornduff; et al. 1957-3-30 10563 San Joaquin Corral Hollow. Comment
  CAS-BOT-BC73835  Tropidocarpum gracile Charles Piper Smith 1922-4-13 3468 San Joaquin Tracy-Southern Pacific Niles Line. Comment
  JEPS54245  Tropidocarpum gracile W. L. Jepson 1922-4-2 9567 San Joaquin Corral Hollow Mt. Hamilton Range (flats along creek, w San Joaquin Co.) 152 Comment
  RSA428384B  Tropidocarpum gracile E. E. Stanford 1930-4-5 1250 San Joaquin Hospital Canyon. 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
  UC614841  Tropidocarpum gracile Beryl O. Schreiber 1932-3-27 150 San Joaquin slope near Midway Comment
  RSA21455  Tropidocarpum gracile C. B. Wolf 1937-3-31 8389 San Joaquin San Joaquin Valley, 0.5 mi N of Vernalis. 30 Comment
  CAS-BOT-BC200549  Tuctoria greenei R. F. Hoover 1936-6-8 1288 San Joaquin 2 mi. e. of Escalon Comment
  JEPS71252  Tuctoria greenei R. F. Hoover 1936-6-8 1288 San Joaquin 2 mi e of Escalon Comment
  UC768730  Tuctoria greenei R. F. Hoover 1936-6-11 1302 San Joaquin Farmington Comment
  UC768731  Tuctoria greenei R. F. Hoover 1936-6-8 1288 San Joaquin 2 mi E of Escalon. Comment
  UCD93625  Tuctoria greenei R. F. Hoover 1936-6-8 1288 San Joaquin 2 miles E of Escalon. Comment
  UC128663  Typha angustifolia J. A. Sanford 1909-5-28 San Joaquin near Stockton Comment
  UCD94959  Typha latifolia Malcolm A. Nobs; S. Galen Smith 1949-7-7 926 San Joaquin Alkaline 'Grasslands' of the San Joaquin Valley. Near Holt. Comment
  UC1005617  Uropappus lindleyi Frank W. Gould 1939-3-18 581 San Joaquin near Castle Rock (Corral Hollow, Mt. Hamilton Range); Mt. Hamilton Range, Corral Hollow 198 Comment
  UC625465  Uropappus lindleyi Frank W. Gould 1938-4-10 157 San Joaquin in vicinity Castle Rock; Mount Hamilton Range, Corral Hollow 182 Comment
  CAS-BOT-BC404010  Urtica dioica subsp. holosericea John Thomas Howell 1930-9-28 5516 San Joaquin Holt Comment
  CAS-BOT-BC404013  Urtica dioica subsp. holosericea Volney Rattan 1885-6-1 s.n. San Joaquin Live Oaks Comment
  UCD143426  Urtica dioica subsp. holosericea Oren Pollak 1987-4-18 s.n. San Joaquin Caswell State Park. Comment
  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
  RSA296860  Utricularia vulgaris subsp. macrorhiza Edward Lee 1934-7-4 965 San Joaquin Holt. Comment
  JEPS11190  Verbascum thapsus R. F. Hoover 1938-7-30 3704 San Joaquin Clements Comment
  JEPS39038  Verbena bracteata W. L. Jepson 1923-10-22 10285 San Joaquin San Joaquin River San Joaquin City; , San Joaquin River Comment
  UC139765  Verbena bracteata Katharine Brandegee Sept. 1907 San Joaquin near Lathrop; San Joaquin River Comment
  CDA15562  Verbena brasiliensis G. F. Hrusa, M. Rejmanek, M. Tu 1998-10-14 14893 San Joaquin Caswell Memorial State Park; Middle reaches of Fence Line trail. Comment
  CHSC79370  Verbena hastata Beecher Crampton 1955-9-7 3149 San Joaquin 2.5 miles northwest of Thorton, Vail Road. Comment
  CDA15563  Verbena incompta G. F. Hrusa, M. Rejmanek, M. Tu 1998-10-14 14894 San Joaquin Caswell Memorial State Park. Middle reaches of Fence Line trail, edge of trail. Comment
  UCD54533  Verbena litoralis Ellen Dean; Ann King, Dawn Cunningham 2005-9-27 2714 San Joaquin Southern boundary of city of Manteca. South side of Hwy 120, east of Interstate 5, just E of South Union Rd. 15 Comment
  UCD125641  Verbena litoralis Beecher Crampton 1954-8-14 2260 San Joaquin 5 miles south of Thornton on road to Stockton. Comment
  UCD124655  Veronica americana G. F. Hrusa; S. A. Wagner 1992-8-9 9337 San Joaquin Caswell Memorial State Park. Comment
  UCD124699  Veronica anagallis-aquatica G. F. Hrusa; S. A. Wagner 1992-7-8 9167 San Joaquin Caswell Memorial State Park; near Oxbow Lake. Comment
  CHSC110792  Veronica filiformis Dean Wm. Taylor 2012-11-23 21319 San Joaquin Stockton (Lincoln Village), residential lawn bordering southeasternmost arm of Lake Lincoln; T/R/Section unsectionized (projected to 2N6E14). 1 Comment
  SD254677  Veronica peregrina subsp. xalapensis George K. Helmkamp, Elizabeth Helmkamp 2013-3-26 20229 San Joaquin East end of San Joaquin Valley: Escalon Bellota Road (J6), 6.1 milse south of its junction with CA-26, 0.52 mile south of Copperopolis Road (Farmington 7.5'Q) 52 Comment
  SEINET7072567 Image available Veronica peregrina subsp. xalapensis A. G. Vestal 1963-5-27 s.n. San Joaquin Duck Creek at Route 8 about 7 miles east-norheast of Linden. Coordinate datum: NAD 27. UTM Zone 10, 675930mE, 4215074mN. Comment
  UC27717  Veronica peregrina subsp. xalapensis J. A. Sanford 1890-1 156 San Joaquin French Camp Comment
  UC672495  Veronica peregrina subsp. xalapensis H. L. Mason 1929-4-7 5165 San Joaquin 10 mi e of Escalon 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
  SEINET3828382  Veronica persica George K. Helmcamp, E. A. Helmkamp 2012-1 18727 San Joaquin San Joaquin Valley: along CA-26, 3.2 miles southwest of its junction with N Wimer Road, NE of town of Linden (Valley Springs SW 7.5') 52 Comment
  UCR238398  Veronica persica George K. Helmkamp, E. A. Helmkamp 2012-4-7 18727 San Joaquin San Joaquin Valley, along CA-26, 3.2 miles southwest of its junction with N Wimer Road, NE of town of Linden 52 Comment
  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
  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
  UC16991  Vicia hassei Benj. Cobb San Joaquin Tracy Comment
  RSA398004  Vicia sativa E. E. Stanford 1930-4-17 1329 San Joaquin Clements Road. Comment
  UCD108916  Vicia sativa subsp. nigra G. F. Hrusa; S. A. Wagner 1992-4-22 9306 San Joaquin Caswell Memorial State Park. Comment
  UCR232281  Vicia sativa subsp. sativa George K. Helmkamp, E. A. Helmkamp 2011-3-12 17062 San Joaquin Northern San Joaquin Valley, Collier Road, 0.2 mile east of its junction with Suttenfield Road, 9.4 mi. NE (50 deg. ) of Lodi 40 Comment
  RSA397998  Vicia villosa E. E. Stanford 1930-5-10 1471 San Joaquin Near Stanislaus River Comment
  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
  UC1761727  Viola douglasii W. W. Mackie Apr 1905 San Joaquin SE of Stockton (Peters) Comment
  RSA402916  Viola douglasii Flossie Draper 1928-3-20 112 San Joaquin Near Peters. Comment
  CDA19502  Vitis californica M. I. Wibawa, G. F. Hrusa, J. Naughton 2002-5-15 200 San Joaquin Sacramento Valley; Coyote Creek tributary on Dustin Rd., ~0.1 mi N of Liberty Rd., near Acampo. Vine. 7 Comment
  RSA390390  Vitis californica E. E. Stanford 1930-5-30 1531 San Joaquin Jones Tract, San Joaquin Delta Comment
  UCD142930  Vitis californica H. Olmo 1934-8-2 s.n. San Joaquin Mokelumne River on US 99. Comment
  UCD142931  Vitis californica H. Olmo 1934-8-2 s.n. San Joaquin California. San Joaquin County: Mokelumne River at US 99. Comment
  UCD17097  Vitis californica H. Olmo 1934-8-2 s.n. San Joaquin Mokelumne River on US 99. Comment
  UCD17109  Vitis californica H. Olmo 1934-7-21 s.n. San Joaquin Border of San Joaquin and Stanislaus County: Stanislaus River on US 99. Comment
  UCD17110  Vitis californica H. Olmo 1934-7-21 s.n. San Joaquin Border of San Joaquin and Stanislaus County: Stanislaus River on US 99. Comment
  UCD17111  Vitis californica H. Olmo 1934-7-21 s.n. San Joaquin Border of San Joaquin and Stanislaus County: Stanislaus River on US 99. Comment
  UCD17112  Vitis californica H. Olmo 1934-7-21 s.n. San Joaquin Border of San Joaquin and Stanislaus County: Stanislaus River on US 99. Comment
  UCD17113  Vitis californica H. Olmo 1934-7-21 s.n. San Joaquin Border of San Joaquin and Stanislaus County: Stanislaus River on US 99. Comment
  UCD17114  Vitis californica H. Olmo 1934-7-21 s.n. San Joaquin Border of San Joaquin and Stanislaus County: Stanislaus River on US 99. Comment
  UCD17115  Vitis californica H. Olmo 1934-7-21 s.n. San Joaquin Border of San Joaquin and Stanislaus County: Stanislaus River on US 99. Comment
  UCD17118  Vitis californica H. Olmo 1934-8-2 s.n. San Joaquin California. San Joaquin County: Mokelumne River at US 99. Comment
  UCD17129  Vitis californica H. Olmo 1934-8-2 s.n. San Joaquin Mokelumne River at US 99. Comment
  UCD17555  Vitis californica H. Olmo 1934-8-2 s.n. San Joaquin Mokelumne River on US 99. Comment
  SEINET10691481  Vitis californica E. E. Stanford 1930-5-30 Stanford 1531 San Joaquin Jones Tract, San Jaoquin Delta Comment
  CAS-BOT-BC198737  Vulpia bromoides Gladys L. Smith 1959-5-2 1061 A San Joaquin Wallace, Hwy. 12 60 Comment
  UCD93539  Vulpia bromoides G. F. Hrusa; S. A. Wagner 1992-3-4 9089 San Joaquin Caswell Memorial State Park. Comment
  SEINET10595131  Vulpia bromoides E. E. Stanford 1930-4-26 Stanford 1432 San Joaquin Copperopolis Rd west of Peters. Open range country. Comment
  RSA114301  Vulpia eastwoodiae J. T. Howell 1957-4-13 32022 San Joaquin Corral Hollow. Comment
  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
  SEINET10604422  Vulpia microstachys Lewis S. Rose 1938-4-3 Rose 38118 B San Joaquin Corral Hollow. Subsaline flats. 122 Comment
  CAS-BOT-BC183677  Vulpia microstachys var. ciliata Alice Eastwood; John Thomas Howell 1935-4-7 2088 San Joaquin East end of Corral Hollow Comment
  CAS-BOT-BC183679  Vulpia microstachys var. ciliata John Thomas Howell 1938-4-10 13751 San Joaquin Hospital Canyon Comment
  CAS-BOT-BC183680  Vulpia microstachys var. ciliata John Thomas Howell 1938-4-10 13752 San Joaquin Hospital Canyon Comment
  CAS-BOT-BC183746  Vulpia microstachys var. confusa John Thomas Howell 1938-4-3 13734 San Joaquin Corral Hollow Comment
  RSA21845  Vulpia microstachys var. confusa J. T. Howell 1938-4-3 13734 San Joaquin Corral Hollow. Comment
  UC817993  Vulpia microstachys var. confusa Lewis S. Rose 1938-4-3 3811 B San Joaquin Corral Hollow 121 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-BC184503  Vulpia microstachys var. pauciflora Alice Eastwood; John Thomas Howell 1935-4-7 2087 San Joaquin East end of Corral Hollow Comment
  CAS-BOT-BC184504  Vulpia microstachys var. pauciflora Alice Eastwood; John Thomas Howell 1935-4-7 2087 San Joaquin East end of Corral Hollow Comment
  POM196215  Vulpia microstachys var. pauciflora C. R. Quick 1929-4-6 s.n. San Joaquin Stockton; In fields near campus Comment
  UC766933  Vulpia microstachys var. pauciflora R. F. Hoover 1938-4-9 3036 a San Joaquin hill between Castle Rock and Black Butte; Corral Hollow Comment
  RSA0053701  Vulpia myuros G. K. Helmkamp, E. A. Helmkamp 2013-4-7 18719 San Joaquin San Joaquin Valley along CA-26, 3.2 miles southwest of its junction with N Wimer Road, NE of town of Linden. 52 Comment
  UCD94692  Vulpia myuros A. A. Beetle 1942-4-9 2940 San Joaquin 10 miles west of Modesto. On banks of San Joaquin River, Hwy 99. Comment
  UCD94694  Vulpia myuros A. A. Beetle 1942-4-9 2940 San Joaquin 10 miles west of Modesto. On banks of San Joaquin River, Hwy 99. Comment
  CAS-BOT-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
  CAS-BOT-BC423389  Wislizenia californica K. Brandegee 1907-10-2 25 San Joaquin Near Lathrop Comment
  CAS-BOT-BC423390  Wislizenia californica K. Brandegee 1907-10-2 25 San Joaquin Near Lathrop Comment
  CAS-BOT-BC423391  Wislizenia californica E. E. Stanford 1930-8-1 1862 San Joaquin Lincoln Highway, near French Camp. Comment
  CAS-BOT-BC423393  Wislizenia californica Michener; Bioletti 1893-8-1 s.n. San Joaquin 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
  CAS-BOT-BC423396  Wislizenia californica A. A. Heller 1920-9-9 13527 San Joaquin Along the highway about 5 miles south of Stockton Comment
  OBI48692  Wislizenia refracta subsp. californica Michener & Bioletti, Bioletti August1893 s.n. San Joaquin Lathrop Comment
  POM142969  Wislizenia refracta subsp. californica Michener, Bioletti 1892-9-9 s.n. San Joaquin Lathrop. Comment
  SBBG29793  Wislizenia refracta subsp. californica K. Brandegee 1907-10-2 San Joaquin near Lathrop Comment
  UC101850  Wislizenia refracta subsp. californica Mrs. K. Brandegee 1907-10-2 25 San Joaquin near Lathrop Comment
  UC11146  Wislizenia refracta subsp. californica J. A. Sanford Sept. 1901 San Joaquin Stockton Comment
  UC11151  Wislizenia refracta subsp. californica Edw. L. Greene 1889-1 San Joaquin Lathrop Comment
  POM93654  Wislizenia refracta subsp. californica Katherine Brandegee 1907-10-2 s.