33.86666 33.96666 -117.65000 -117.55000 UC/JEPS: Consortium Search Results
Search Results — 589 specimen records retrieved (589 records with coordinates)
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 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
  UC1971243  Acmispon maritimus Scott D. White 1998-6-28 6791 Riverside CORONA: River Road bridge over the Santa Ana River. USGS 7.5' Corona North quad. Comment
  CLARK-A1528-33  Adiantum capillus-veneris E. M. Gifford 1938-1-9 8 Riverside Corona Comment
  UCR118189  Agrostis viridis S. J. Myers, C. McGaugh 1996-5-17 s.n. Riverside Santa Ana River Valley, Corona, River Road bridge over the Santa Ana River 165 Comment
  CAS-BOT-BC131983  Allium haematochiton Marcus E. Jones 1931-3-2 28594 Riverside Corona Comment
  CAS-BOT-BC131984  Allium haematochiton Marcus E. Jones 1931-3-2 28594 Riverside Corona Comment
  POM190037  Allium haematochiton Marcus E. Jones 1931-3-2 s.n. Riverside Corona. Comment
  UC479033  Allium haematochiton Marcus E. Jones, A. M. 1931-3-2 28394 Riverside Corona Comment
  SD236229  Alnus rhombifolia A. C. Sanders, D. L. Sanders 2008-9-27 36102 Riverside San Bernardino Valley Region: Santa Ana River bottom at Norco, between Corydon Av. (Fire Sta. 21) and a point NW of Vine St. & Halfmoon Ct. intersection, c. 1 mile NE of River Rd. bridge (Corona North 7.5'Q) 164 Comment
  UCR196896  Alnus rhombifolia A. C. Sanders, D. L. Sanders 2008-9-27 36102 Riverside San Bernardino Valley Region, Santa Ana Riverbottom at Norco, between Corydon Av. (Fire Sta. 21) and a point NW of Vine St. & Halfmoon Ct. intersection, c. 1 mile NE of River Rd. bridge 165 Comment
  UCR272505  Alternanthera caracasana Mitch Provance 2013-4-7 513- 09 San Bernardino Chino Valley, Chino, Prado Regional Park, N side of Prado Reservoir (Prado Lake) 162 Comment
  SD136292  Amaranthaceae Dylan T. Hannon 1993-5-6 177 Riverside Norco, ca. 3.0 miles west of Interstate 15, along north side of Santa Ana River, in manure fields. Comment
  HSC92614  Amaranthus albus J. J. Jimenez-Osornio 1986-11-6 1 Riverside Corona 186 Comment
  CLARK-A1528-1398  Amaranthus hybridus John C. Roos 1965-10-13 Riverside Corona Comment
  UCR23421  Amaranthus hybridus John C. Roos 1965-10-13 s.n. Riverside Corona Comment
  RSA319700  Amaranthus palmeri Patricia Wilder 1970-10-30 4820 Riverside Prado Flood Control Basin east of Prado Dam. East of Chino Hills, Santa Ana River Drainage Area 152 Comment
  UCR111760  Amaranthus palmeri S. J. Myers, C. McGaugh 1996-5-17 s.n. Riverside Santa Ana River Valley, Corona, River Road bridge over the Santa Ana River 165 Comment
  UCR4345  Amaranthus powellii O. F. Clarke, Jeanine Derby 1973-9-23 s.n. Riverside Santa Ana River Valley, City of Corona, river bottom area Comment
  HSC92618  Amaranthus retroflexus J. J. Jimenez-Osornio 1986-11-6 2 Riverside Corona 186 Comment
  POM320502  Ambrosia acanthicarpa Patricia Wilder 1970-10-15 4767 Riverside Prado Dam at base of dam in Prado Flood Control Basin. East of Chino Hills. 152 Comment
  POM318866  Ambrosia psilostachya Patricia Wilder 1970-10-30 4835 Riverside Road on south side of Prado Flood Control Basin on east side of Prado Dam. About 1/2 mile east of dam tender's residence. Santa Ana River Drainage Area. East of Chino Hills. 152 Comment
  POM319666  Ambrosia psilostachya Patricia Wilder 1970-10-15 4769 Riverside Prado Dam at base of dam in Prado Flood Control Basin. East of Chino Hills. 152 Comment
  CAS-BOT-BC177252  Amorpha fruticosa Crawford; Johnston 1917-6-9 1225 Orange Santa Ana River near Corona Comment
  POM1907  Amorpha fruticosa Crawford 1919-6-9 1225 Riverside Santa Ana River, near Corona. 152 Comment
Read comments
Sep 17 2008
  RSA768578  Amorpha fruticosa Justin M. Wood 2010-5-19 1847 Riverside Santa Ana River: 0.4 miles downstream of Prado outlet channel. 137 Comment
  UC862267  Amorpha fruticosa Crawford and Johnston 1917-6-9 1225 Riverside near Corona; Santa Ana River 152 Comment
  SEINET3218584 Image available Amorpha fruticosa var. occidentalis Lynn Baasch 1971-5-24 Riverside Santa Ana River bed 1/4 mi S. E. of U.P.R.R. bridge. Comment
  UCR70812  Amorpha fruticosa var. occidentalis D. L. Crawford, I. M. Johnston 1917-6-9 1225 Riverside San Bernardino Valley/Upper Santa Ana River, Santa Ana River near Corona 152 Comment
  POM319691  Amsinckia intermedia Patricia Wilder 1971-5-13 4952 Riverside Prado Flood Control Basin; along bank at east end of top of Prado. Alt. 650 ft. 198 Comment
  POM4022  Amsinckia menziesii var. menziesii I. M. Johnston 1918-4-27 1877 Riverside Near Corona. 274 Comment
  CAS-BOT-BC400335  Anemopsis californica Carl B. Wolf 1939-5-31 3738 Riverside 1 mi. no.w. of Santa Ana River, 6 mi. from Corona on Chino road Comment
  RSA18198  Anemopsis californica C. B. Wolf 1929-5-31 3738 Riverside 1 mi. NW of Santa Ana River on Corona-Chino road. Comment
  RSA640827  Anemopsis californica L. C. Wheeler 1931-4-17 s.n. Riverside Santa Ana River south of Chino. Comment
Read comments
Jun 10 2012
  UC729851  Anemopsis californica Carl B. Wolf 1929-5-31 3738 Riverside 1 mi nw of Santa Ana River (6 mi from Corona on Chino Road) Comment
  UCR111741  Anthemis cotula S. J. Myers 1996-5-30 s.n. Riverside Corona: River Road bridge over the Santa Ana River 159 Comment
  CLARK-A1703-1243  Apium graveolens Robin L. Kobaly, Larry Beck 1975-7-21 Riverside Santa Ana River Comment
  SEINET3080987 Image available Apium graveolens Michael DeJong 1971-5-2 Riverside Found between West end of lake in Fairmont Park and the Santa Ana River bottom Comment
  UC697754  Apium graveolens Kay H. Beach 1942-10-22 1661 Riverside 3 mi nw city limits of Corona (along Chino Creek); Chino Creek 198 Comment
  UCR130850  Apium graveolens S. J. Myers, C. McGaugh 1996-5-17 s.n. Riverside Santa Ana River Valley, Corona, River Road bridge over the Santa Ana River 165 Comment
  POM3376  Apocynum sibiricum Crawford, Johnston 1917-6-9 1229 Riverside Santa Ana River near Corona. Comment
  SEINET3142977  Aquilegia W. B. Crockatt sn Riverside Prado 91 Comment
  POM318603  Artemisia biennis Patricia Wilder 1970-10-15 4809 Riverside Prado Dam in Prado Flood Control Basin on edge of river bordering old roadbed east of dam. 122 Comment
  POM319663  Artemisia dracunculus Patricia Wilder 1970-10-15 4802 Riverside Prado Dam on bank at east end of dam in Prado Flood Plain Control Basin. 183 Comment
  SEINET218666  Artemisia dracunculus Patricia Wilder 1971-3-20 4883 Riverside Riverside County: In dry areas along Santa Ana River at end of Pedley Street, Norco; south side of river. 244 Comment
  POM201679  Asclepias fascicularis L. M. Booth 824 Riverside roadside. Comment
  POM319657  Asclepias fascicularis Patricia Wilder 1970-10-15 4807 Riverside Prado Dam in Prado Flood Control Basin. East of Chino Hills. Santa Ana River Drainage Area. 122 Comment
  POM158199  Aster subulatus var. ligulatus Philip A. Munz, I. M. Johnston 1928-9-6 11282 Riverside Santa Ana River, Ontario-Corona Road [Hwy. 71]. Comment
  CAS-BOT-BC194135  Astragalus pomonensis Munz; Harwood 1920-2-28 3253 Riverside 3 miles west of Corona 304 Comment
  POM319686  Astragalus pomonensis Patricia Wilder 1971-5-13 4947 Riverside Prado Flood control Basin; along bank at east end of top of Prado Dam. 213 Comment
  GH376263  Atriplex canescens P. A. Munz 1923-9-6 7727 Unknown Rincon 182 Comment
Read comments
Jul 16 2014
  POM18998  Atriplex canescens P. A. Munz 1923-9-6 7727 San Bernardino Rincon. 183 Comment
Read comments
Jul 16 2014
  RSA736755  Atriplex canescens Scott D. White, Lynn Stafford 2007-6-27 11747 Riverside Santa Ana River floodplain just below Prado Dam. 134 Comment
  UC284758  Atriplex canescens P. A. Munz 1923-9-6 7727 San Bernardino Rincon 182 Comment
Read comments
Jul 16 2014
  RSA746530  Atriplex glauca R. E. Riefner Jr. 2006-8-22 6 -399 Riverside City of Corona, vicinity of Green River Rd. and Palisades Dr. 61 Comment
  UCR208440  Atriplex glauca R. E. Riefner Jr. 2006-8-22 06- 399 Riverside city of Corona, vicinity of Green River Road and Palisades Drive 61 Comment
  RSA736757  Atriplex lentiformis Scott D. White, Lynn Stafford 2007-6-27 11749 Riverside Santa Ana River floodplain just below Prado Dam. 134 Comment
  RSA736766  Atriplex prostrata Scott D. White, Lynn Stafford 2007-7-5 11758 Riverside Chino Hills State Park: Santa Ana River floodplain just below Prado Dam. 134 Comment
  UC72715  Atriplex semibaccata F. M. Reed 1903-8-15 374 Riverside near Rincon; near Rincon Comment
  RSA0014444  Avena fatua Justin M. Wood 2010-3-4 1416 Riverside Prado Basin: City of Corona. Just NW of sewage treatment dike (intersection of railroad st. and Yorba St.) 160 Comment
  GH376936  Azolla filiculoides L. C. Wheeler 1933-7-27 2044 Unknown Santa Ana River at Chico Creek 152 Comment
  RSA639390  Azolla filiculoides Louis Cutter Wheeler 1933-7-27 2044 Riverside Santa Ana River at Chino Creek. 152 Comment
  POM153384  Baccharis douglasii Philip A. Munz, I. M. Johnston 1928-9-12 11264 Riverside Santa Ana River, Onatrio-to-Corona road. Comment
  LA203040  Baccharis emoryi Louis Wheeler; 1933-12-2 2311 Riverside Santa Ana River at Chino Creek 152 Comment
  POM182370  Baccharis emoryi Joseph A. Ewan 1931-10-3 5216 Riverside Santa Ana River, 4 mi. NW if Corona. Comment
  RSA350336  Baccharis emoryi L. C. Wheeler 1933-12-2 2311 Riverside Santa Ana River at Chino Creek 152 Comment
  POM318588  Baccharis salicifolia Patricia Wilder 1970-10-15 4795 Riverside Prado Dam at base of dam in Prado Flood Control Basin. East of Chino Hills. 152 Comment
  POM318591  Baccharis salicifolia Patricia Wilder 1971-2-4 4920 Riverside Santa Ana River in Prado Park; east of Archibald Ave. 244 Comment
  POM319652  Baccharis salicifolia Patricia Wilder 1970-10-30 4826 Riverside Road on south side of Prado Flood Control Basin on east side of Prado Dam. About 1/2 mile east of dam tender's residence. Santa Ana River Drainage Area. East of Chino Hills. 152 Comment
  RSA117755  Baccharis salicifolia S. Carlquist 1958-5-31 489 Riverside Sandstone hills along W side of Prodo Dam. Comment
Read comments
Apr 4 2013
  JEPS21286  Baccharis salicifolia subsp. salicifolia W. L. Jepson and H. M. Hall May 17 1901-Jun 1 1901 1581 Riverside near Corona Comment
  UC1118894  Baccharis salicifolia subsp. salicifolia A. Lewis 1934-2-1 303 Riverside 2 mi ne Auburndale; Corona Quadrangle 152 Comment
  CAS-BOT-BC106626  Baccharis salicina J. Ewan 1931-10-3 5216 Riverside River bottom flat, Santa Ana River, 4 mi. N.W. of Corona Comment
  CAS-BOT-BC106627  Baccharis salicina J. Ewan 1931-10-3 5216 Riverside River bottom flat, Santa Ana River, 4 mi. N.W. of Corona Comment
  CAS-BOT-BC106671  Baccharis salicina I. M. Johnston 1917-12-1 1811 Riverside Chino Creek south of Ontario 152 Comment
  CAS-BOT-BC106675  Baccharis salicina J. Ewan 1931-10-3 5216 Riverside River bottom flat, Santa Ana River, 4 mi. N.W. of Corona Comment
  SD37249  Baccharis salicina Darley F. Howe 1945-10-20 1353 Riverside Between Orange and Corona Comment
  SD37250  Baccharis salicina Darley F. Howe 1945-10-20 1354 Riverside Between Orange and Corona Comment
  SEINET946184  Baccharis salicina J. Ewan 1931-1 5216 Riverside Santa Ana River, 4 mi. NW of Corona Comment
  UC472157  Baccharis salicina J. Ewan 1931-10-3 5216 Riverside 4 mi nw of Corona; Santa Ana River Comment
  POM203025  Bebbia juncea Marcus E. Jones 1934-5-9 s.n. Riverside Corona Comment
  RSA69940  Beta vulgaris P. A. Munz 1923-6-14 7120 Riverside 5 miles north of Corona. Comment
  POM158180  Bidens laevis Philip A. Munz 1928-9-6 11266 Riverside Santa Ana River, Ontario-Corona Road [Hwy. 71]. Comment
  RSA319720  Bidens laevis Charlotte M. Wilder 1970-10-15 4808 Riverside Prado Dam in Prado Flood Control Basin on edge of river bordering old roadbed E of dam. 122 Comment
  RSA736760  Bidens laevis Scott D. White, Lynn Stafford 2007-6-27 11752 Riverside Chino Hills State Park: Santa Ana River floodplain just below Prado Dam. 134 Comment
  SBBG133630  Bidens laevis S. D. White, L. Stafford 2007-6-27 11752 Riverside Santa Ana River floodplain just below Prado Dam; Chino Hills State Park 134 Comment
  SD134536  Bidens laevis Craig Reiser 1991-9-17 Riverside Near Norco, in slough of Santa Ana River Comment
  UCR199778  Bidens laevis Scott D. White, Lynn Stafford 2007-6-27 11752 Riverside Chino Hills State Park, Santa Ana River floodplain just below Prado Dam 137 Comment
  UCR239926  Bidens laevis O. F. Clarke 2005-11-25 s.n. Riverside Prado Basin, Santa Ana River near Corona 155 Comment
  CLARK-A1528-1654  Bidens pilosa John C. Roos 1965-8-18 Riverside Corona Comment
  UCR23741  Bidens pilosa John C. Roos 1965-8-18 s.n. Riverside In Corona Comment
  SBBG100430  Brassica geniculata W. L. Halvorson 1977-4-1 77 -228 Riverside Corona Comment
  RSA0014446  Bromus carinatus Justin M. Wood 2010-3-4 1417 Riverside Prado Basin: City of Corona. Just NW of sewage treatment dike (intersection of railroad st. and Yorba St.) 160 Comment
  UCR130848  Bromus catharticus S. J. Myers, C. McGaugh 1996-5-17 s.n. Riverside Santa Ana River Valley, Corona, River Road bridge over the Santa Ana River 165 Comment
  RSA0014445  Bromus diandrus Justin M. Wood 2010-3-4 1418 Riverside Prado Basin: City of Corona. Just NW of sewage treatment dike (intersection of railroad st. and Yorba St.) 160 Comment
  CSUSB1611  Caesalpinia gilliesii William Talley 1973-6-20 San Bernardino 10 miles west of Riverside 304 Comment
  POM122478  Calycadenia tenella Marcus E. Jones 1926-5-31 s.n. Riverside Corona Comment
  UCR282409  Calystegia macrostegia subsp. intermedia Mitch Provance 2012-4-7 412- 39 San Bernardino Prado Basin, Chino, S side of McCarty Rd., about 0.25 miles W of Hellman Ave. 167 Comment
  POM3272  Camissonia ignota I. M. Johnston 1918-4-27 1875 Riverside Near Corona. 274 Comment
  POM6638  Camissonia ignota P. A. Munz 1918-4-27 2162 Riverside Near Corona. Comment
  RSA449008  Camissonia ignota H. Twining 1888-08 s.n. Riverside Rincon. Comment
  CAS-BOT-BC118512  Carex praegracilis Philip Alexander Munz 1918-4-27 2132 Riverside Murrieta Comment
  CAS-BOT-BC118514  Carex praegracilis Ivan Murray Johnston 1918-5-26 1995 Riverside Santa Ana River NW of Corona. 152 Comment
  POM1477  Carex praegracilis D. L. Crawford 1916-3-15 726 Riverside Near Corona. Comment
  POM1481  Carex praegracilis I. M. Johnston 1918-5-26 1995 Riverside Santa Ana River, NW of Corona. 152 Comment
  UC495197  Castilleja exserta subsp. exserta Philip A. Munz 1932-3-24 12016 Riverside Corona 365 Comment
  OBI8275  Castilleja foliolosa David J. Keil, Malcolm McLeod 1977-3-26 12006 Riverside 0.2 mi NW of Prado Dam on Calif 71 183 Comment
  SBBG54975  Castilleja foliolosa D. Keil, M. McLeod 1977-3-26 12006 Riverside 0.2 mi NW of Prado Dam on St Hwy 71 182 Comment
  POM4334  Castilleja minor subsp. spiralis Crawford, J. M. Johnston 1917-6-9 1222 Riverside Santa Ana River Comment
  UC885440  Castilleja minor subsp. spiralis Crawford and Johnston 1917-6-9 1222 Riverside near Corona; Santa Ana River Comment
  UCR224387  Casuarina cunninghamiana Justin M. Wood 2010-1-5 1408 Riverside Prado Basin, city of Corona, Pomona-Rincon Road, 0.2 mi north of the intersection with Railroad Street 165 Comment
  RSA769505  Casuarina cunninghamiana subsp. cunninghamiana Justin M. Wood 2010-1-5 1408 Riverside City of Corona: Pomona-Rincon Rd, 0.2 miles N of intersection with Railroad St. 165 Comment
  UC1281316  Ceanothus crassifolius H. E. McMinn 1935-6-22 3921 Orange w Corona; Santa Ana Mts. Comment
  OBI10327  Ceanothus tomentosus H. E. McMinn 1935-6-22 3927 Orange West of Covina, Santa Ana Mts Comment
  CAS-BOT-BC277181  Centaurea X pouzinii John Thomas Howell 1952-10-24 28864 Riverside Fuller Ranch near Corona Comment
  CAS-BOT-BC277182  Centaurea X pouzinii R. M. Howie No date on label s.n. Riverside Fuller Rancho, Corona Comment
  CAS-BOT-BC277183  Centaurea X pouzinii R. M. Howie No date on label s.n. Riverside Fuller Rancho, Corona Comment
  CAS-BOT-BC277184  Centaurea X pouzinii John Thomas Howell 1952-10-24 28864 Riverside Fuller Ranch near Corona Comment
  CAS-BOT-BC277185  Centaurea X pouzinii F. Willmarth 1961-10-18 s.n. Riverside Old Fuller Rancho, near Corona Comment
  CAS-BOT-BC277186  Centaurea X pouzinii F. Willmarth 1960-6-20 s.n Riverside Old Fuller Rancho, near Corona Comment
  CDA7288  Centaurea X pouzinii T. C. Fuller 1962-6-6 8846 Riverside South entrance to Fuller Rancho, ca. 5 miles north of Corona. 0 Comment
  CDA7289  Centaurea X pouzinii F. J. Willmarth 1961-10-18 Riverside Old Fuller Rancho, near Corona. 0 Comment
  CDA7290  Centaurea X pouzinii F. J. Willmarth 1960-6-2 Riverside Old Fuller Rancho, near Corona. 0 Comment
  CDA7292  Centaurea X pouzinii F. J. Willmarth 1960-6-2 Riverside Old Fuller Rancho, near Corona. 0 Comment
  CDA7293  Centaurea X pouzinii F. J. Willmarth 1960-6-2 Riverside Old Fuller Rancho, near Corona. 0 Comment
  CDA7294  Centaurea X pouzinii F. J. Willmarth 1961-10-18 Riverside Old Fuller Rancho, near Corona. 0 Comment
  CDA7295  Centaurea X pouzinii H. Grady, V. Austin 1970-7-28 Riverside Corona District. Southwest corner of Chandler Street & Archibald Avenue. 0 Comment
  CDA7297  Centaurea X pouzinii T. C. Fuller 1962-6-6 8846 Riverside South entrance to Fuller Rancho, ca. 5 miles north of Corona. 0 Comment
  CDA7298  Centaurea X pouzinii T. C. Fuller 1962-6-6 8846 Riverside South entrance to Fuller Rancho, ca. 5 miles north of Corona. 0 Comment
  CDA7299  Centaurea X pouzinii F. J. Willmarth 1960-6-2 Riverside Old Fuller Rancho, near Corona. 0 Comment
  CDA7300  Centaurea X pouzinii Gene Drake 1989-12-8 Riverside Corona. DeGroot Dairy, Archibald and Greenwine. 0 Comment
  CDA7301  Centaurea X pouzinii Gene Drake 1989-12-8 Riverside Corona. DeGroot Dairy, Archibald and Greenwine. 0 Comment
  JEPS30698 Image available Centaurea X pouzinii F. Willmarth 1961-10-18 Riverside near Corona (old Fuller Rancho) Comment
  UCD130005  Centaurea iberica R. M. Howie 1952-10-4 Riverside Fuller Rancho near Corona. Comment
  OBI23668  Chaenactis glabriuscula var. glabriuscula David J. Keil, Malcolm Mcleod 1977-3-26 12004 Riverside 0.2 mi NW of Prado Dam on Calif 71 183 Comment
  POM201683  Chamaesyce albomarginata L. M. Booth 822 Riverside Hard roadside. Comment
  CDA4772  Chamaesyce serpens Scott D. White 1998-6-28 6795 Riverside Coastal Plains and Basins; San Bernadino Basin region; Corona: River Road bridge over the Santa Ana River. Comment
  CLARK-A1528-32  Cheilanthes californica E. M. Gifford 1938-1-9 7 Riverside Corona 457 Comment
  RSA629023  Chenopodium Scott D. White 1998-6-28 6790 Riverside Corona: River Road bridge over the Santa Ana River. 160 Comment
  POM319738  Chenopodium berlandieri Patricia Wilder 1970-10-15 4791 Riverside Prado Dam at base of dam in Prado Flood Control Basin. East of Chino Hills 152 Comment
  SD239701  Chenopodium berlandieri A. C. Sanders, D. L. Sanders 2008-9-27 36106 Riverside San Bernardino Valley Region: Santa Ana Riverbottom at Norco, between Corydon Av. (Fire St. 21) and a point NW of Vine St. and Halfmoon Ct. intersection, c. 1 mile NE of River Road bridge (Corona North 7.5'Q) 164 Comment
  UCR197057  Chenopodium berlandieri A. C. Sanders, D. L. Sanders 2008-9-27 36106 Riverside San Bernardino Valley Region, Santa Ana Riverbottom at Norco, between Corydon Av. (Fire Sta. 21) and a point NW of Vine St. & Halfmoon Ct. intersection, c. 1 mile NE of River Rd. bridge 165 Comment
  CLARK-A1528-5562  Chenopodium botrys Alfred R. Roos 1947-8-15 Riverside Santa Ana River Comment
  UCR130849  Chenopodium botrys S. J. Myers, C. McGaugh 1996-5-17 s.n. Riverside Santa Ana River Valley, Corona, River Road bridge over the Santa Ana River 165 Comment
  CDA23371  Chenopodium desiccatum Scott D. White 1998-6-28 6790 Riverside Coastal Plains and Basins; San Bernadino Basin region; Corona: River Road bridge over the Santa Ana River. Comment
  UCR273806A  Chenopodium glaucum var. salinum Mitch Provance 2016-6-8 616- 47 San Bernardino Chino Basin, SE Chino, near border with Eastvale, 0.1 mi NW of corner of Hellman Ave. and Walters Street. 172 Comment
  RSA629022  Chenopodium murale Scott D. White 1998-6-28 6799 Riverside Corona: River Road bridge over the Santa Ana River. 160 Comment
  UCR111753  Chenopodium pratericola S. J. Myers, C. McGaugh 1996-5-17 s.n. Riverside Santa Ana River Valley, Corona, River Road bridge over the Santa Ana River 165 Comment
  CLARK-A1528-5651  Chenopodium pumilio John C. Roos 1947-8-15 Riverside Santa Ana River Comment
  POM319739  Chenopodium rubrum Patricia Wilder 1970-10-15 4783 Riverside Prado Dam at base of dam in Prado Flood Control Basin. East of Chino Hills 152 Comment
  RSA736762  Chrysanthemum coronarium Scott D. White, Lynn Stafford 2007-7-5 11754 Riverside Chino Hills State Park: Santa Ana River floodplain just below Prado Dam. 134 Comment
  UCR117653  Chrysanthemum parthenium S. J. Myers 1996-5-30 s.n. Riverside Corona: River Road bridge over the Santa Ana River 159 Comment
  POM17937  Cichorium intybus P. A. Munz 1923-6-14 7119 Riverside Corona Comment
  SEINET3146317  Cirsium occidentale var. californicum W. B. Crockatt sn Riverside Prado 91 Comment
  SEINET3146341  Cirsium occidentale var. coulteri W. B. Crockatt sn Riverside Prado 91 Comment
  POM320504  Cirsium vulgare Patricia Wilder 1970-10-30 4831 Riverside Road on south side of Prado Flood Control Basin on east side of Prado Dam. About 1/2 mile east of dam tender's residence. Santa Ana River Drainage Area. East of Chino Hills. 152 Comment
  RSA117664  Claytonia perfoliata subsp. perfoliata S. S. Tillett 1956-4-8 428 Riverside At intersection of US 91 and Cal 71, SW of overpass. Comment
  RSA736756  Conium maculatum Scott D. White, Lynn Stafford 2007-6-27 11748 Riverside Santa Ana River floodplain just below Prado Dam. 134 Comment
  UC520002  Conium maculatum Joseph Andorfer Ewan 1932-7-9 7493 Riverside 1 mi n of Rincon (in Chico Creek at Santa Ana River); Santa Ana River, Chico Creek Comment
Read comments
Nov 6 2011
  UCR130846  Conium maculatum S. J. Myers, C. McGaugh 1996-5-17 s.n. Riverside Santa Ana River Valley, Corona, River Road bridge over the Santa Ana River 165 Comment
  CDA39884  Convolvulus arvensis Scott D. White 1998-6-28 6787 Riverside Cismontane Riverside County; Corona: River Road bridge over the Santa Ana River. Comment
  RSA629033  Convolvulus arvensis Scott D. White 1998-6-28 6787 Riverside Corona: River Road bridge over the Santa Ana River. 159 Comment
  POM318626  Conyza canadensis Patricia Wilder 1970-10-15 4793 Riverside Prado Dam at base of dam in Prado Flood Control Basin. East of Chino Hills. 152 Comment
  POM319726  Conyza canadensis Patricia Wilder 1970-10-30 4822 Riverside Road on south side of Prado Flood Control Basin on east side of Prado Dam. About 1/2 mile east of dam tender's residence. Santa Ana River Drainage Area. East of Chino Hills. 152 Comment
  POM4863  Coreopsis californica P. A. Munz 1918-4-27 2148 Riverside Near Corona. Comment
  POM8714  Coreopsis californica P. A. Munz 1920-4-11 3814 San Bernardino Santa Ana River Canyon near Rincon 305 Comment
  POM319712  Croton californicus var. mohavensis Patricia Wilder 1971-5-13 4938 Riverside Prado Flood Control Basin at base of Prado Dam on small rise, Drainage area Santa Ana River, Flood Plain. 152 Comment
  POM368266  Cryptantha muricata Lester H. Cushman 1933-4-20 s.n. Riverside Corona 274 Comment
  POM319696  Cuscuta californica Patricia Wilder 1971-5-13 4972 Riverside Prado Flood Control Basin at top of Prado Dam on west end, Drainage area Santa Ana River, Flood Plain. 229 Comment
  POM158190  Cuscuta ceanothi P. A. Munz, I. M. Johnston 1928-9-6 11275 Riverside Santa Ana River, Ontario-Corona Road [Hwy. 71]. Comment
  LA210111  Cuscuta subinclusa Joseph Andorfer Ewan; 1932-7-9 7497 Riverside Santa Ana River at jct. with Chino Creek Comment
  POM201675  Cuscuta subinclusa L. M. Booth 828 Riverside Santa Ana River at Chino Creek, near Prado. Comment
  UC520001  Cuscuta subinclusa Joseph Andorfer Ewan 1932-7-9 7497 Riverside Santa Ana River at Chino Creek; Santa Ana River Comment
  UCR111754  Cycloloma atriplicifolium S. J. Myers, C. McGaugh 1996-5-17 s.n. Riverside Santa Ana River Valley, Corona, River Road bridge over the Santa Ana River 165 Comment
  UCR207985  Cycloloma atriplicifolium L. C. Wheeler 1932-7-9 938 Riverside Santa Ana River at Chino Creek, (El Rincon) Corona 152 Comment
  RSA768214  Cydonia oblonga Justin M. Wood 2010-4-13 1462 -B Riverside City of Corona: Small tributatry to Temescal Wash, 0.5 miles NW of Auburndale St near Flood Control Dike. 165 Comment
  CAS-BOT-BC114543  Cyperus eragrostis Crawford; Johnston 1917-6-9 1256 Riverside Santa Ana River near Corona. Comment
  POM1340  Cyperus eragrostis D. L. Crawford, I. M. Johnston 1917-6-9 1256 Riverside Santa Ana River near Corona Comment
  POM158184  Cyperus eragrostis Phillip A. Munz, I. M. Johnston 1928-9-6 11269 Riverside Santa Ana River, Ontario-Corona Road [Hwy. 71]. Comment
  UC303942  Cyperus eragrostis Crawford and Johnston 1917-6-9 15 Riverside Santa Ana R. at Corona; Santa Ana R. Comment
  UCR111755  Cyperus eragrostis S. J. Myers, C. McGaugh 1996-5-17 s.n. Riverside Santa Ana River Valley, Corona, River Road bridge over the Santa Ana River 165 Comment
  UCR168544  Cyperus eragrostis L. C. Wheeler 1932-9-4 1333 Riverside Prado Basin, Santa Ana River at Chino Creek 183 Comment
  POM319412  Cyperus erythrorhizos Patricia Wilder 1970-10-15 4810 Riverside Prado Dam in Prado Flood Control Basin. East of Chino Hills. Santa Ana River Drainage Area. 122 Comment
  POM158187  Cyperus esculentus Phillip A. Munz 1928-9-6 11272 Riverside Santa Ana River, Ontario-Corona Road [Hwy. 71]. Comment
  UCR111756  Cyperus involucratus S. J. Myers, C. McGaugh 1996-5-17 s.n. Riverside Santa Ana River Valley, Corona, River Road bridge over the Santa Ana River 165 Comment
  UC306115  Cyperus laevigatus Crawford and Johnston 1917-6-8 16 Riverside Santa Ana R. near Corona; Santa Ana R. Comment
  CAS-BOT-BC113967  Cyperus odoratus J. Ewan 1931-10-3 s.n. Riverside Wet sand along river bank, Santa Ana River, 4 mi NW of Corona. Comment
  POM158185  Cyperus odoratus I. M. Johnston 1928-9-6 11270 Riverside Santa Ana River, Ontario - Corona road. Comment
  RSA365083  Cyperus odoratus Joseph A. Ewan 1931-10-3 5215 Riverside Santa Ana River 4 mi NW of Corona. Comment
  RSA736764  Cyperus odoratus Scott D. White, Lynn Stafford 2007-7-5 11756 Riverside Chino Hills State Park: Santa Ana River floodplain just below Prado Dam. 134 Comment
  UC1930198  Cyperus odoratus Scott D. White, Lynn Stafford 2007-7-5 11756 Riverside Chino Hills State Park: Santa Ana River floodplain just below Prado Dam. Comment
  UCR130129  Cyperus odoratus Joseph A. Ewan 1931-10-3 5215 Riverside Santa Ana River, 4 miles NW of Corona 162 Comment
  UCR199671  Cyperus odoratus Scott D. White, Lynn Stafford 2007-7-5 11756 Riverside Chino Hills State Park, Santa Ana River floodplain just blow Prado Dam 137 Comment
  CAS-BOT-BC190499  Dactylis glomerata Crawford; Johnston 1917-6-9 1227 Riverside Santa Ana River near Corona. Comment
  UC816892  Dactylis glomerata Crawford and Johnston 1917-6-9 1227 Riverside Santa Ana River near Corona; Santa Ana River Comment
  CAS-BOT-BC293826  Deinandra fasciculata P. A. Munz 1919-5-3 2642 Riverside Santa Ana Mountains Comment
  RSA0035484  Echinochloa crus-galli Dagne Duguma 2013-7-7 s.n. Riverside Prado wetlands near Corona 155 Comment
  RSA629024  Echinochloa crus-galli Scott D. White 1998-6-28 6803 Riverside Corona: River Road bridge over the Santa Ana River. 160 Comment
  SBBG129040  Echinochloa crus-galli D. Duguma 2013-7-7 Riverside Prado wetlands near Corona 155 Comment
  UCR242708  Echinochloa crus-galli Dagne Duguma 2013-7-7 s.n. Riverside Santa Ana River Basin, Prado wetlands near Corona 155 Comment
  POM318594  Eclipta prostrata Patricia Wilder 1970-10-15 4774 Riverside Prado Dam at base of dam in Prado Flood Control Basin. East of Chino Hills. 152 Comment
  RSA736759  Eclipta prostrata Scott D. White, Lynn Stafford 2007-6-27 11751 Riverside Chino Hills State Park: Santa Ana River floodplain just below Prado Dam. 134 Comment
  UCR199669  Eclipta prostrata Scott D. White, Lynn Stafford 2007-6-27 11751 Riverside Chino Hills State Park, Santa Ana River floodplain just below Prado Dam 137 Comment
  SEINET3127287  Eleocharis macrostachya W. B. Crockatt sn Riverside Prado 91 Comment
  UCR118160  Eleocharis montevidensis S. J. Myers, Chet McGaugh 1996-5-17 s.n. Riverside Santa Ana River Valley, Corona, River Road bridge over the Santa Ana River 165 Comment
  POM158186  Eleocharis montevidensis var. montevidensis Phillip A. Munz, I. M. Johnston 1928-9-6 11271 Riverside Santa Ana River, Ontario-Corona Road [Hwy. 71]. Comment
  POM319701  Eleocharis montevidensis var. montevidensis Patricia Wilder 1979-10-30 4834 Riverside Road on south side of Prado Flood Control Basin on east side of Prado Dam. East of Chino Hills. Santa Ana River Drainage Area. 152 Comment
  RSA705542  Eleusine coracana subsp. africana R. E. Riefner Jr. 2003-12-20 3 -548 Riverside Jurupa Valley, vicinity of Hellman Avenue at Pine Avenue 195 Comment
  RSA743553  Eleusine coracana subsp. africana R. E. Riefner 2003-12-20 3 -548 Riverside Near Jurupa, Hellman Ave. at Pine Ave. 195 Comment
  RSA746528  Eleusine coracana subsp. africana R. E. Riefner Jr. 2004-7-30 4 -280 Riverside City of Norco, north side of Sixth St. at Sierra Ave. 200 Comment
  CLARK-A1528-4608  Elymus triticoides John C. Roos 1937-5-19 2062 Riverside Norco Comment
  OBI8196  Encelia californica David J. Keil, Malcolm McLeod 1977-3-26 12001 Riverside 0.2 mi NW of Prado Dam on Calif 71 183 Comment
  POM8711  Encelia californica P. A. Munz, R. D. Harwood 1920-4-11 3816 San Bernardino Santa Ana River Canyon near Rincon 305 Comment
  UC1118054  Encelia californica A. Lewis 1934-2-1 299 Riverside 3 mi n Auburndale; Corona Quadrangle 365 Comment
  UC1118068  Encelia farinosa A. Lewis 1934-2-1 300 Riverside 3.5 mi e Auburndale; Corona Quad. 365 Comment
  UCR111759  Epilobium ciliatum S. J. Myers, C. McGaugh 1996-5-17 s.n. Riverside Santa Ana River Valley, Corona, River Road bridge over the Santa Ana River 165 Comment
  POM158194  Epilobium ciliatum subsp. ciliatum P. A. Munz, I. M. Johnston 1928-9-6 11277 Riverside Santa Ana River, Ontario-Corona Road [Hwy. 71]. Comment
  POM3143  Epilobium ciliatum subsp. ciliatum I. M. Johnston 1917-12-1 s.n. Riverside Santa Ana River, NW of Corona. 183 Comment
  RSA639601  Equisetum arvense L. C. Wheeler 1932-7-9 926 Riverside Santa Ana River at Chino Creek 145 Comment
  CAS-BOT-BC57385  Equisetum laevigatum Crawford; Johnston 1917-6-9 1216 Orange Santa Ana River near Corona Comment
  MACF015740  Equisetum laevigatum Louis C. Wheeler 1932-7-9 11251 Riverside Santa Ana River at Chino Creek 182 Comment
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Jul 22 2015
  RSA639350  Equisetum laevigatum L. C. Wheeler 1933-5-28 1864 Riverside Santa Ana River at Chino Creek. Comment
  UC810270  Equisetum laevigatum Crawford and Johnston 1917-6-9 1216 Riverside Santa Ana River near Corona Comment
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Jun 9 2011
  UCR114926  Equisetum laevigatum L. C. Wheeler 1932-7-9 935 Riverside Santa Ana River at Chino Creek, (El Rincon) Corona 152 Comment
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Jul 22 2015
  POM201787  Eragrostis mexicana subsp. virescens L. M. Booth 825 Riverside Hard roadside. Comment
  GH355730  Eragrostis pectinacea P. A. Munz & I. M. Johnston 1928-9-6 11286 Unknown Riverside, near Santa Ana River, Riverside County, Corona - Ontario road Comment
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Dec 21 2019
  GH417373  Ericameria palmeri P. A. Munz 1935-10-21 14655 Unknown Near Rincon, south west San Bernardino County Comment
  CAS-BOT-BC294339  Ericameria palmeri var. pachylepis Philip A. Munz 1935-10-21 14655 San Bernardino Near Rincon, South West San Bernardino County Comment
  CAS-BOT-BC294341  Ericameria palmeri var. pachylepis Philip A. Munz 1935-10-21 14655 San Bernardino Near Rincon, South West San Bernardino County Comment
  CAS-BOT-BC294346  Ericameria palmeri var. pachylepis Philip A. Munz 1935-10-21 14655 San Bernardino Near Rincon, South West San Bernardino County Comment
  CDA4604  Ericameria palmeri var. pachylepis T. C. Fuller 1961-10-18 7159 Riverside Santa Ana River Canyon, Green River Station, 0.5 mile west of Prado Dam Road, on Highway 91. 0 Comment
  GH417372  Ericameria palmeri var. pachylepis P. A. Munz & I. M. Johnston 1928-9-6 11280 Unknown near Santa Ana River, Ontario Corona road Comment
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Dec 21 2019
  POM158197  Ericameria palmeri var. pachylepis P. A. Munz, I. M. Johnston 1928-9-6 11280 Riverside Santa Ana River, Ontario-Corona Road [Hwy. 71]. Comment
  POM318593  Ericameria palmeri var. pachylepis Patricia Wilder 1970-10-15 4799 Riverside Prado Dam; by entry gate on west end of top of dam; Chino Hills; Santa Ana River. 183 Comment
  UC1007144  Ericameria palmeri var. pachylepis Philip A. Munz 1935-10-21 14655 San Bernardino low dry slopes near Rincon; southwest San Bernardino County Comment
  UC582824  Ericameria palmeri var. pachylepis Philip A. Munz 1935-10-21 14655 San Bernardino near Rincon (sw San Bernardino County) Comment
  UCR197055  Ericameria palmeri var. pachylepis A. C. Sanders, D. L. Sanders 2008-9-27 36109 Riverside San Bernardino Valley Region, Santa Ana Riverbottom at Norco, between Corydon Av. (Fire Sta. 21) and a point NW of Vine St. & Halfmoon Ct. intersection, c. 1 mile NE of River Rd. bridge 165 Comment
  OBI81681  Eriogonum fasciculatum Cecelia Call 1958-7-14 7 Riverside On Chase drive near Corona Comment
  CLARK-A1528-735  Eriogonum fasciculatum subsp. foliolosum Fred B. Essig 1964-1-11 9 Riverside Corona Comment
  CAS-BOT-BC249956  Eriogonum fasciculatum var. foliolosum P. A. Munz; R. D. Harwood 1920-2-28 3257 Riverside 3 mi west of Corona 335 Comment
  POM319085  Eriogonum fasciculatum var. foliolosum Patricia Wilder 1971-5-13 4951 Riverside Prado Flood Control Basin; along bank at east end of top of Prado. 198 Comment
  POM319086  Eriogonum fasciculatum var. foliolosum Patricia Wilder 1971-5-13 4950 Riverside Prado Flood Control Basin; along bank at east end of top of Prado. 198 Comment
  UC219156  Eriogonum fasciculatum var. foliolosum P. A. Munz, R. D. Harwood 1920-2-28 3257 Riverside 3 mi w Corona 335 Comment
  A364168  Eriogonum fasciculatum var. polifolium P. A. Munz & R. D. Harwood 1920-2-28 3257 Unknown Brim west of Corona 335 Comment
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Jun 11 2012
  SBBG62100  Eriogonum gracile P. A. Munz 1928-9-6 11284 Riverside near Santa Ana River, Ontario to Corona Rd Comment
  POM158201  Eriogonum gracile var. gracile P. A. Munz, I. M. Johnston 1928-9-6 11284 Riverside Santa Ana River, Ontario-Corona Road [Hwy. 71]. Comment
  CHSC1327  Eriogonum nidularium E. Thomas 1939-10-1 Riverside Temescal canyon along Santa Ane Wash. Comment
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Dec 17 2019
  POM158196  Eriogonum thurberi P. A. Munz, I. M. Johnston 1928-9-6 11278 Riverside Santa Ana River, Ontario-Corona Road [Hwy. 71]. Comment
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Dec 29 2009
  SBBG65514  Eriogonum thurberi P. A. Munz, I. M. Johnston 1928-9-6 11278 Riverside Santa Ana River, Ontario-Corona Rd Comment
  SBBG99347  Erodium cicutarium W. L. Halvorson 1977-4-1 77 -230 Riverside Corona Comment
  POM71763  Erodium cygnorum Pomeroy 1925-2-26 s.n. Riverside Corona. Comment
  CAS-BOT-BC403361  Eschscholzia californica P. A. Munz; R. D. Harwood 1920-2-28 3271 Riverside 3 mi west of Corona 304 Comment
  GH343762  Eucalyptus camaldulensis S. D. White 1998-6-28 6792 Unknown Corona: River Road bridge over the Santa Ana River. USGS 7 1/2' Corona N quad. Comment
  GH343763  Eucalyptus camaldulensis S. D. White 1998-6-28 6794 Unknown Corona: River Road bridge over the Santa Ana River. USGS 7 1/2' Corona N quad. Comment
  RSA0010859  Eucalyptus camaldulensis Scott D. White 1998-6-28 6794 Riverside Corona: River Road bridge over the Santa Ana River. 160 Comment
  RSA0012568  Eucalyptus camaldulensis Scott D. White 1998-6-28 6792 Riverside Corona: River Road bridge over the Santa Ana River. 159 Comment
  UCR111739  Eucalyptus camaldulensis S. J. Myers, C. McGaugh 1996-5-17 s.n. Riverside Santa Ana River Valley, Corona, River Road bridge over the Santa Ana River 165 Comment
  OBI8252  Eulobus californicus David J. Keil, Malcolm McLeod 1977-3-26 12008 -1 Riverside 0.2m I NW of Prado Dam on Calif 71 183 Comment
  SBBG55788  Eulobus californicus D. Keil, M. McLeod 1977-3-26 12008 -1 Riverside 0.2 mi NW of Prado Dam on St Hwy 71 182 Comment
  UCD142700  Euphorbia polycarpa Patricia Wilder 1971-5-13 4946 Riverside Chino Hills Mountain Range. Prado Flood Control Basin; along bank at east end of top of Prado Dam. 213 Comment
  RSA612273  Eustoma exaltatum Louis C. Wheeler 1933-8-13 2078 Riverside Santa Ana River at Chino Creek. 152 Comment
  CAS-BOT-BC459218  Euthamia occidentalis J. Ewan 1931-10-3 5214 Riverside Along Santa Ana River, 9 mi. NW of Corona Comment
  POM320335  Euthamia occidentalis Patricia Wilder 1970-10-30 4827 Riverside Prado Flood Control Basin east of Prado Dam. East of Chino Hills, Santa Ana River Drainage Area 152 Comment
  SD122734  Euthamia occidentalis Patricia Wilder 1970-10-30 4841 Riverside East of Chino Hills, road on south side of Prado Flood Control Basin, east side of Prado Dam, ca. 0.5 miles east of Dam Tender's residence 149 Comment
  UCR130847  Festuca arundinacea S. J. Myers, C. McGaugh 1996-5-17 s.n. Riverside Santa Ana River Valley, Corona, River Road bridge over the Santa Ana River 165 Comment
  RSA629028  Ficus carica Scott D. White 1998-6-28 6793 Riverside Corona: River Road bridge over the Santa Ana River. 160 Comment
  UCR197060  Ficus carica A. C. Sanders, D. L. Sanders 2008-9-27 36112 Riverside San Bernardino Valley Region, Santa Ana Riverbottom at Norco, between Corydon Av. (Fire Sta. 21) and a point NW of Vine St. & Halfmoon Ct. intersection, c. 1 mile NE of River Rd. bridge 165 Comment
  CAS-BOT-BC474730  Ficus microcarpa R. E. Riefner, Jr. 2015-8-8 15 -220 Riverside City of Corona, S side of 91 Freeway, ca 120 ft. W of Lincoln St., N side of Corona del Rey Apartments 210 Comment
  RSA0116288  Ficus microcarpa R. E. Riefner Jr. 2015-8-8 15 -220 Riverside City of Corona, S side of 91 Freeway ca. 120 ft W of Lincoln St., N side of Corona del Rey apartments. 210 Comment
  UC2046889  Ficus microcarpa R. E. Riefner Jr. 2015-8-8 15 -220 Riverside City of Corona, S side of 91 Freeway ca. 120 ft. W of Lincoln St., N side of Corona del Rey Apartments. Comment
  UCR267280  Ficus microcarpa R. E. Riefner Jr. 2015-8-8 15- 220 Riverside City of Corona, south side of 91 Freeway c. 120 ft. west of Lincoln St., north side of Corona del Rey Apartments 210 Comment
  UCR267284  Ficus microcarpa R. E. Riefner Jr. 2015-8-8 15- 217 Riverside City of Corona, Corona City Park, east side of Rimpau Ave. on north side of 6th St. 211 Comment
  UC1123324  Forestiera pubescens A. Lewis Mar 1934 331 Riverside 2 mi ne Auburndale; Corona Quad. 121 Comment
  UCR252193  Fraxinus pennsylvanica subsp. velutina Fred T. Sproul, Julia Groebner 2014-7-21 6006 Riverside Santa Ana River at Norco 176 Comment
  UCR252994  Fraxinus uhdei Fred T. Sproul, Julia Groebner 2014-7-21 6007 Riverside Santa Ana River at Norco 169 Comment
  CAS-BOT-BC211021  Fraxinus velutina J. Ewan 1931-10-3 517 Riverside Santa Ana River, 4 mi. N.W. of Corona Comment
  RSA0042074  Fraxinus velutina Fred T Sproul, Julia Groebner 2014-7-21 6006 Riverside Santa Ana River at Norco 176 Comment
  SD247460  Fraxinus velutina Fred T. Sproul, Julia Groebner 2014-7-21 6006 Riverside Santa Ana River at Norco (Corona North 7.5'Q) 175 Comment
  POM319081  Fraxinus velutina var. coriacea Patricia Wilder 1970-10-15 4804 Riverside Prado Dam at base of dam in Prado Flood Control Basin. East of Chino Hills. 152 Comment
  POM3542  Fraxinus velutina var. coriacea I. M. Johnston 1917-12-1 1804 Riverside Santa Ana River, NW of Corona. 183 Comment
  POM319092  Galium angustifolium subsp. angustifolium Patricia Wilder 1971-5-13 4943 Riverside Prado Flood Control Basin; at top of Prado Dam on west end. 229 Comment
  RSA470123  Gilia angelensis Anstruther Davidson 1926-05 s.n. Riverside Corona. Comment
  POM1630  Glycyrrhiza lepidota Crawford, Johnston 1917-6-9 1228 Riverside Santa Ana River Comment
  UC64366  Glycyrrhiza lepidota H. M. Hall 1892-5-27 569 Riverside Rincon Comment
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Jul 22 2010
  UC864089  Glycyrrhiza lepidota Crawford and Johnston 1917-6-9 1228 Riverside near Corona; Santa Ana River Comment
  POM318595  Gnaphalium californicum Patricia Wilder 1971-5-13 4940 Riverside Prado Flood Control Basin at base of Prado Dam on small rise, Drainage area Santa Ana River, Flood Plain 152 Comment
  POM8299  Gnaphalium microcephalum P. A. Munz 1920-2-28 3273 Riverside 3 miles west of Corona. 305 Comment
  RSA629020  Gnaphalium stramineum Scott D. White 1998-6-28 6797 Riverside Corona: River Road bridge over the Santa Ana River. 159 Comment
  CDA6150  Gutierrezia californica T. C. Fuller 1961-10-18 7160 Riverside Green River Station, Highway 91, 0.5 mile west of Prado Dam Road. 0 Comment
  POM122960  Gutierrezia sarothrae Marcus E. Jones 1926-5-31 s.n. Riverside Corona Comment
  POM319668  Gutierrezia sarothrae Patricia Wilder 1971-7-15 5256 Riverside Hillside at W end of Prado Dam, alt 800ft. Chino Hills Mts, Santa Ana River 244 Comment
  UCR197062  Haplopappus menziesii A. C. Sanders, D. L. Sanders 2008-9-27 36101 Riverside San Bernardino Valley Region, Santa Ana Riverbottom at Norco, between Corydon Av. (Fire Sta. 21) and a point NW of Vine St. & Halfmoon Ct. intersection, c. 1 mile NE of River Rd. bridge 165 Comment
  POM319631  Helianthus annuus Patricia Wilder 1970-10-15 4765 Riverside Prado Dam at base of dam in Prado Flood Control Basin. East of Chino Hills. 152 Comment
  UC455974  Heliotropium curassavicum J. E. Roadhouse 1905-7-14 7853 Riverside Corona Comment
  POM319682  Heliotropium curassavicum var. oculatum Patricia Wilder 1970-10-30 4859 Riverside Prado Flood Control Basin east of Prado Dam. East of Chino Hills, Santa Ana River Drainage Area 152 Comment
  UC831593  Helminthotheca echioides I. M. Johnston 1917-5-30 1140 San Bernardino Chino Creek s of Ontario 152 Comment
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Jun 12 2012
  UCR111740  Hemizonia fasciculata S. J. Myers 1996-5-30 s.n. Riverside Corona: River Road bridge over the Santa Ana River 159 Comment
  POM122962  Hemizonia kelloggii Marcus E. Jones 1926-5-31 s.n. Riverside Corona Comment
  GH414595  Hemizonia paniculata P. A. Munz & I. M. Johnston 1928-9-6 11285 Unknown near Santa Ana River, Corona-Ontario road Comment
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Dec 21 2019
  POM158202  Hemizonia paniculata P. A. Munz 1928-9-6 11285 Riverside Santa Ana River, Ontario-Corona Road [Hwy. 71]. Comment
  CLARK-A1703-1242  Heterotheca grandiflora Robin L. Kobaly, Larry Beck 1975-7-21 Riverside Santa Ana River Comment
  OBI8316  Heterotheca grandiflora David J. Keil, Malcolm McLeod 1977-3-26 12008 -2 Riverside 0.2 mi NW of Prado Dam on Calif 71 183 Comment
  UC519796  Hirschfeldia incana Joseph Andorfer Ewan 1932-7-9 7992 Riverside 1 mi N of Rincon (Chino Creek bottoms at Santa Ana River) Comment
  RSA582631  Hoita orbicularis Louis C. Wheeler 1933-5-28 1744 Riverside Santa Ana River at Chino Creek. 152 Comment
  UC866235  Hoita orbicularis Crawford and Johnston 1917-6-9 1224 Riverside near Corona; Santa Ana River Comment
  RSA768584  Hordeum brachyantherum Justin M. Wood 2010-4-13 1463 -B Riverside City of Corona: Small tributatry to Temescal Wash, 0.5 miles NW of Auburndale St near Flood Control Dike. 165 Comment
  UCR224395  Hordeum brachyantherum Justin M. Wood 2010-4-13 1463 B Riverside Prado Basin, city of Corona, small tributary to Temescal Wash, 0.5 mi northwest of Auburndale Street near Flood Control Dike 165 Comment
  RSA0014451  Hordeum murinum subsp. leporinum Justin M. Wood 2010-3-4 1419 Riverside Prado Basin: City of Corona. Just NW of sewage treatment dike (intersection of railroad st. and Yorba St.) 160 Comment
  SBBG100515  Hordeum vulgare W. L. Halvorson 1977-1-4 77 -229 Riverside Corona Comment
  UC520000  Hydrocotyle umbellata Joseph Andorfer Ewan 1932-7-9 7494 Riverside Santa Ana R. at Rincon (Prado); Santa Ana R., Rincon (Prado) Comment
  UC284236  Isocoma acradenia var. acradenia P. A. Munz 1923-9-6 7726 San Bernardino Rincon 182 Comment
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Jul 16 2014
  POM17836  Isocoma menziesii P. A. Munz 1923-9-6 7726 San Bernardino Rincon. 183 Comment
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Jul 16 2014
  POM319719  Isocoma menziesii Patricia Wilder 1971-2-4 4915 Riverside Santa Ana River in Prado Park; east of Archibald Ave. 244 Comment
  SEINET1908668  Isocoma menziesii A. C. Sanders, D. L. Sanders 2008-1 36101 Riverside San Bernardino Valley Region: Santa Ana Riverbottom at Norco, between Corydon Av. (Fire Sta. 21) and a point NW of Vine St. & Halfmoon Ct. intersection, c, 1 mile NEW of River Rd. bridge (Cornona North 7.5') Comment
  POM318592  Isocoma menziesii var. menziesii Patricia Wilder 1970-10-15 4798 Riverside [Prado Dam area] Comment
  UC699669  Isocoma menziesii var. menziesii Kay H. Beach 1942-10-22 1669 Riverside 5 mi nw Corona (near bridge on River Road, at edge of Santa Ana River floodplain); Santa Ana River 198 Comment
  CAS-BOT-BC112585  Isolepis cernua Crawford; I. Johnston 1917-6-9 1233 San Bernardino Santa Ana River near Corona. Comment
  CAS-BOT-BC112586  Isolepis cernua Crawford; I. Johnston 1917-6-9 1233 San Bernardino Santa Ana River near Corona. Comment
  POM319708  Juncus balticus subsp. ater Patricia Wilder 1970-10-30 4857 Riverside Prado Flood Control Basin east of Prado Dam. East of Chino Hills, Santa Ana River Drainage Area 152 Comment
  UCR111737  Juncus effusus subsp. austrocalifornicus S. J. Myers, Chet McGaugh 1996-5-17 s.n. Riverside Santa Ana River Valley, Corona, River Road bridge over the Santa Ana River 165 Comment
  UCR197054  Juncus effusus subsp. austrocalifornicus A. C. Sanders, D. L. Sanders 2008-9-27 36100 Riverside San Bernardino Valley Region, Santa Ana Riverbottom at Norco, between Corydon Av. (Fire Sta. 21) and a point NW of Vine St. & Halfmoon Ct. intersection, c. 1 mile NE of River Rd. bridge 165 Comment
  UC842783  Juncus macrandrus Crawford and Johnston 1917-6-9 1232 Riverside near Corona; Santa Ana River Comment
  RSA69630  Juncus mexicanus F. W. Peirson 1924-6-1 4676 Riverside River lands along Santa Ana River. 152 Comment
  POM1607  Juncus oxymeris D. L. Crawford, I. M. Johnston 1917-6-9 1232 Riverside Santa Ana River near Corona Comment
  POM158189  Juncus rugulosus Phillip A. Munz, I. M. Johnston 1928-9-6 11274 Riverside Santa Ana River, Ontario-Corona Road [Hwy. 71]. Comment
  POM158188  Juncus torreyi Phillip A. Munz, I. M. Johnston 1928-9-6 11273 Riverside Santa Ana River, Ontario-Corona Road [Hwy. 71]. Comment
  LA28287  Keckiella antirrhinoides var. antirrhinoides Philip A. Munz; Harwood 1920-2-28 3255 Riverside 3 mi. W of Corona 335 Comment
  CDA3136  Kochia scoparia Scott D. White 1998-7-4 6846 Riverside Corona: River Road bridge over the Santa Ana River. Comment
  RSA629035  Kochia scoparia Scott D. White 1998-7-4 6846 Riverside Corona: River Road bridge over the Santa Ana River. 152 Comment
  UCD99043  Kochia scoparia subsp. scoparia Scott D. White 1998-7-4 6846 Riverside Corona: River Road bridge over the Santa Ana River. 158 Comment
  CAS-BOT-BC338920  Lasthenia californica Philip A. Munz 1932-3-24 12015 Riverside Corona 365 Comment
  POM8719  Lasthenia californica P. A. Munz 1920-4-11 3806 Riverside Santa Ana River Canyon, near Rincon. 305 Comment
  POM184253  Lasthenia gracilis P. A. Munz 1932-3-24 12015 Riverside Corona 366 Comment
  UC495198  Lasthenia gracilis Philip A. Munz 1932-3-24 12015 Riverside Corona 365 Comment
  UC69222  Lasthenia gracilis F. M. Reed 1905-5-15 16 Riverside canyon in hills near Auburndale Bridge (vicinity of Riverside) Comment
  CAS-BOT-BC379635  Layia platyglossa P. A. Munz 1918-4-27 2152 Riverside South of Corona Comment
  POM4861  Layia platyglossa subsp. campestris P. A. Munz 1918-4-27 2152 Riverside Near Corona. Comment
  RSA310052  Lemna gibba Wayne P. Armstrong 1983-10-8 1170 Riverside Santa Ana River, East of bridge where Highway 31 crosses river. (N of Norco). 207 Comment
  SD114841  Lemna gibba Wayne P. Armstrong 1983-10-8 1170 Riverside Santa Ana River, east of bridge where Highway 31 crosses river (north of Norco). 206 Comment
  POM319692  Lemna valdiviana Patricia Wilder 1970-10-30 4860 Riverside Prado Flood Control Basin east of Prado Dam. East of Chino Hills, Santa Ana River Drainage Area 152 Comment
  CLARK-A1528-5690  Lepechinia cardiophylla John C. Roos 1960-5-30 Riverside Santa Ana Mountains Comment
  RSA629025  Lepidium latifolium Scott D. White 1998-6-28 6801 Riverside Corona: River Road bridge over the Santa Ana River. 160 Comment
  RSA736758  Lepidium latifolium Scott D. White, Lynn Stafford 2007-6-27 11750 Riverside Santa Ana River floodplain just below Prado Dam. 134 Comment
  SBBG133576  Lepidium latifolium S. D. White, L. Stafford 2007-6-27 11750 Riverside Santa Ana River floodplain just below Prado Dam; Chino Hills State Park 134 Comment
  SD136238  Lepidium latifolium Dylan T. Hannon 1993-5-6 175 Riverside Norco, ca 3 miles west of Interstate 15, along north side of Santa Ana River bordering dairy fields Comment
  UC1929339  Lepidium latifolium Scott D. White, Lynn Stafford 2007-6-27 11750 Riverside Chino Hills State Park: Santa Ana River floodplain just below Prado Dam. Comment
  UC1971244  Lepidium latifolium Scott D. White 1998-6-28 6801 Riverside CORONA: River Road bridge over the Santa Ana River. USGS 7.5' Corona North quad. Comment
  UCR199777  Lepidium latifolium Scott D. White, Lynn Stafford 2007-6-27 11750 Riverside Chino Hills State Park, Santa Ana River floodplain just below Prado Dam 137 Comment
  POM184173  Lepidium nitidum P. A. Munz 1932-3-24 12014 Riverside Corona 366 Comment
  UCR272504  Lepidium oblongum Mitch Provance 2013-4-7 513- 10 San Bernardino Chino Valley, Chino, Prado Regional Park, N side of Prado Reservoir (Prado Lake) 162 Comment
  POM8776  Lepidium virginicum var. pubescens P. A. Munz 1920-4-11 3812 Riverside Santa Ana River Canyon, near Rincon. 305 Comment
  CHSC108875  Lepidium virginicum var. robinsonii Justin M. Wood 2010-3-4 1420 Riverside Prado Basin: City of Corona, just NW of sewage treatment dike (intersection of railroad st. and Yorba st.) 160 Comment
  RSA0014450  Lepidium virginicum var. robinsonii Justin M. Wood 2010-3-4 1420 Riverside Prado Basin: City of Corona. Just NW of sewage treatment dike (intersection of railroad st. and Yorba St.) 160 Comment
  POM1178  Leptochloa fusca subsp. uninervia I. M. Johnston 1917-12-1 s.n. Riverside Santa Ana River, NW of Corona. 183 Comment
  POM319106  Leptochloa fusca subsp. uninervia Patricia Wilder 1970-10-15 4814 Riverside At base of Prado Dam near locks in Prado Flood Control Basin. East of Chino Hills, Santa Ana River. 122 Comment
  CDA8186  Lessingia filaginifolia var. filaginifolia T. C. Fuller 1961-10-18 7158 Riverside Highway 91, 0.5 mile east of Prado Dam Road, Santa Ana River Canyon. 0 Comment
  POM265758  Leymus triticoides J. C. Roos 1937-5-19 2062 Riverside Along Santa Ana River, near Norco. Comment
  POM47667  Leymus triticoides F. W. Peirson 1924-6-1 4678 Riverside River lands along Santa Ana River. 152 Comment
  UC1873120  Limonium R. E. Riefner Jr. 06 -398 Riverside Corona-La Sierra area, vicinity of Green River Road and Palisades Drive 15 Comment
Read comments
Nov 20 2010
  UCD105110  Limonium R. E. Riefner Jr. 2006-8-22 06 398 Riverside Corona-La Sierra area, vicinity of Green River Rd. and Palisades Dr. 15 Comment
  RSA723549  Limonium ramosissimum R. E. Riefner 2006-8-22 6 -398 Riverside Corona-La Sierra area, vicinity of Green River Rd. and Palisades Dr. 16 Comment
  UCR163347  Limonium ramosissimum Kelly Volansky 2005-10-27 s.n. Riverside Santa Ana Mtns. Foothills/Santa Ana River Valley, Corona, Green River Rd., south of 91 Fwy near Serfas Club Rd., directly across from Prado View Elementary School 274 Comment
  RSA736765  Limonium sinuatum Scott D. White, Lynn Stafford 2007-7-5 11757 Riverside Chino Hills State Park: Santa Ana River floodplain just below Prado Dam. 134 Comment
  SBBG133592  Limonium sinuatum S. D. White, L. Stafford 2007-7-5 11757 Riverside Santa Ana River floodplain just below Prado Dam; Chino Hills State Park 134 Comment
  UC1929318  Limonium sinuatum Scott D. White, Lynn Stafford 2007-7-5 11757 Riverside Chino Hills State Park; Santa Ana River floodplain just below Prado Dam. Comment
  UCR199668  Limonium sinuatum Scott D. White, Lynn Stafford 2007-7-5 11757 Riverside Chino Hills State Park, Santa Ana River floodplain just blow Prado Dam 137 Comment
  CHSC26491  Linanthus californicus Richard Fellows 1970-5-7 22 Riverside Ca. 5 mi. W. of Corona, .5 mi. N. of Prado Dam off Hwy. 71. 304 Comment
  RSA652615  Linanthus californicus T. Sargent 1959-5-17 s.n. Riverside Ontario-Corona Road, west of Prado Dam Comment
  SEINET4310261 Image available Lomatium lucidum J. C. Roos 1965-1 Riverside Sky Line Drive, S. of Corona, Santa Ana Mts. Comment
  RSA406416  Lotus hamatus Anstruther Davidson 1926-5-1 s.n. Riverside Near Corona Comment
  POM8718  Lotus salsuginosus P. A. Munz 1920-4-11 3804 San Bernardino Santa Ana River Canyon near Rincon 305 Comment
  RSA629027  Lotus salsuginosus var. salsuginosus Scott D. White 1998-6-28 6791 Riverside Corona: River Road bridge over the Santa Ana River. 159 Comment
  CLARK-A1528-487  Lotus scoparius Fred B. Essig 1964-1-11 10 Riverside Corona 640 Comment
  RSA319651  Lotus scoparius var. scoparius Patricia Wilder 1971-5-13 4945 Riverside Prado Flood control Basin; along bank at east end of top of Prado Dam. 213 Comment
  POM158200  Lotus unifoliolatus P. A. Munz 1928-9-6 11283 Riverside Santa Ana River, Ontario-Corona Road [Hwy. 71]. Comment
  POM3166  Ludwigia peploides subsp. peploides D. L. Crawford, I. M. Johnston 1917-6-9 1221 Riverside Santa Ana River near Corona Comment
  RSA736761  Ludwigia peploides subsp. peploides Scott D. White, Lynn Stafford 2007-6-27 11753 Riverside Chino Hills State Park: Santa Ana River floodplain just below Prado Dam. 134 Comment
  UC1929852  Ludwigia peploides subsp. peploides Scott D. White, Lynn Stafford 2007-6-27 11753 Riverside Chino Hills State Park: Santa Ana River floodplain just below Prado Dam. Comment
  UCR199721  Ludwigia peploides subsp. peploides Scott D. White, Lynn Stafford 2007-6-27 11753 Riverside Chino Hills State Park, Santa Ana River floodplain just below Prado Dam 137 Comment
  OBI22889  Lupinus bicolor David Dunn 1941-3-29 932 Riverside 2 mi W of Corona Comment
  SD51696  Lupinus bicolor David Dunn 1941-3-29 932 Riverside 2.0 miles west of Corona. Comment
  UC1212156  Lupinus bicolor David Dunn 1941-3-29 932 Riverside two mi w Corona; w of Corona Comment
  UC495199  Lupinus bicolor Philip A. Munz 1932-3-24 12017 Riverside Corona 365 Comment
  POM184252  Lupinus bicolor subsp. microphyllus Philip A. Munz 1932-3-24 12017 Riverside Corona 366 Comment
  RSA151811  Lupinus bicolor subsp. microphyllus David B. Dunn 1941-3-29 932 Riverside On alluvial fan among Avena. 2 miles west of Corona Comment
  UC519978  Lycopersicon esculentum Louis C. Wheeler 1933-7-27 2040 Riverside Santa Ana River at Chino Creek Chino Creek; Santa Ana River, Chino Creek 152 Comment
  GH400388  Lycopus americanus F. R. Fosberg 1930-11-17 54191 Unknown 3 mi. SE. Chino Comment
  RSA409650  Lycopus americanus Louis C. Wheeler 1933-9-4 1317 Riverside Santa Ana River at Chino Creek. 183 Comment
  RSA409652  Lycopus americanus F. R. Fosberg 1930-11-17 S- 4191 San Bernardino 3 mi. SE of Chino. Comment
  UC310785  Malacothamnus fasciculatus Philip A. Munz 1925-5-20 9865 Riverside near Corona 426 Comment
  POM6238  Malacothrix coulteri I. M. Johnston 1918-4-27 1878 Riverside Near Corona 274 Comment
  CDA4990  Malva neglecta Scott D. White 1998-6-28 6800 Riverside Coastal Plains and Basins; San Bernadino Basin region; Corona: River Road bridge over the Santa Ana River. Comment
  RSA629026  Malva pseudolavatera Scott D. White 1998-6-28 6800 Riverside Corona: River Road bridge over the Santa Ana River. 160 Comment
  POM78929  Marsilea vestita I. M. Johnston 1925-7-7 5285 Riverside ca. 1 mile NW of Norco 182 Comment
  UC865632  Medicago lupulina Crawford and Johnston 1917-6-9 1234 Riverside near Corona; Santa Ana River Comment
  UCR143014  Medicago lupulina D. L. Crawford, I. M. Johnston 1917-6-9 1234 Riverside San Bernardino Valley/Upper Santa Ana River, Santa Ana River near Corona 152 Comment
  POM8786  Melica imperfecta P. A. Munz 1920-4-11 3809 San Bernardino Santa Ana River Canyon near Rincon 305 Comment
  POM182471  Mentha aquatica Joseph A. Ewan 1931-10-3 8212 Riverside Santa Ana River 4 mi NW of Corona. Comment
  UCR143385  Mentha aquatica Joseph A. Ewan 1931-10-3 5212 Riverside Santa Ana River, 4 miles NW of Corona 162 Comment
  UCR80279  Mentha aquatica L. C. Wheeler 1932-9-4 1316 Riverside Prado Basin, Santa Ana River at Chino Creek 183 Comment
  POM3010  Mentzelia affinis I. M. Johnston, P. A. Munz 1918-4-27 2163 Riverside Near Corona. 274 Comment
  POM6146  Microseris lindleyi I. M. Johnston 1968-4-27 s.n. Riverside Corona. 274 Comment
  POM6204  Microseris lindleyi P. A. Munz 1918-4-27 2142 Riverside Near Corona. Comment
  UCR28958  Mirabilis californica var. californica M. G. McLeod, David J. Keil 1977-3-26 12008 Riverside 0.2 mi NW of Prado Dam on California Hwy 71 183 Comment
  CAS-BOT-BC434686  Mirabilis laevis var. crassifolia Munz; Harwood 1920-2-28 3256 Riverside 3 mi. west of Corona 304 Comment
  SBBG54995  Mirabilis laevis var. crassifolia D. Keil, M. McLeod 1977-3-26 12008 Riverside 0.2 mi NW of Prado Dam on St Hwy 71 182 Comment
Read comments
Apr 27 2013
  OBI8247  Mirabilis laevis var. retrorsa David J. Keil, Malcolm G. McLeod 1977-3-26 12008 Riverside 0.2 mi NW of Prado Dam on Calif 71 183 Comment
  UCR117410  Morus alba S. J. Myers, C. McGaugh 1996-5-17 s.n. Riverside Santa Ana River Valley, Corona, River Road bridge over the Santa Ana River 165 Comment
  UC218127  Muhlenbergia microsperma P. A. Munz 1920-4-11 3810 San Bernardino Santa Ana River Canyon. 304 Comment
  POM158192  Oenothera elata subsp. hirsutissima P. A. Munz, I. M. Johnston 1928-9-6 11276 Riverside Santa Ana River, Ontario-Corona Road [Hwy. 71]. Comment
  POM158193  Oenothera elata subsp. hirsutissima P. A. Munz 1928-9-6 11276 Riverside Santa Ana River, Ontario-Corona Road [Hwy. 71]. Comment
  SEINET3150336  Oenothera elata subsp. hirsutissima W. B. Crockatt sn Riverside Prado 91 Comment
  UC306276  Oenothera speciosa I. M. Johnston 1918-5-26 San Bernardino s Ontario; Chino Creek 152 Comment
  POM184267  Orthocarpus purpurascens var. pallidus Philip A. Munz 1932-3-24 12016 Riverside Corona 366 Comment
  SD236442  Parthenocissus vitacea A. C. Sanders, D. L. Sanders 2008-9-27 36104 Riverside San Bernardino Valley Region: Santa Ana Riverbottom at Norco between Corydon Av. (Fire Sta. 21) and a point NW of Vine St. & Halfmoon Ct. intersection, c. 1 mile NE of River Rd. bridge 164 Comment
  UCR197056  Parthenocissus vitacea A. C. Sanders, D. L. Sanders 2008-9-27 36104 Riverside San Bernardino Valley Region, Santa Ana Riverbottom at Norco, between Corydon Av. (Fire Sta. 21) and a point NW of Vine St. & Halfmoon Ct. intersection, c. 1 mile NE of River Rd. bridge 165 Comment
  POM368837  Pectocarya heterocarpa Bruce M. Crawford 1932-2-22 s.n. Riverside Near Santa Ana River Comment
  CLARK-A1528-4287  Pedicularis densiflora John C. Roos 1966-4-23 Riverside Santa Ana Mountains Comment
  CLARK-A1528-37  Pellaea andromedifolia E. Kozloff 1938-1-9 Riverside Corona Comment
  CAS-BOT-BC418844  Persicaria hydropiperoides J. Ewan 1931-10-3 5211 Riverside Santa Ana River 4 mi. N.W. of Corona Comment
  CAS-BOT-BC418845  Persicaria hydropiperoides Philip A. Munz 1935-10-21 14652 Riverside Santa Ana River, below Rincon Comment
  CAS-BOT-BC418846  Persicaria hydropiperoides Philip A. Munz 1935-10-21 14652 Riverside Santa Ana River, below Rincon Comment
  CAS-BOT-BC419046  Persicaria lapathifolia Philip A. Munz 1935-10-21 14653 Riverside Santa Ana River below Rincon Comment
  CAS-BOT-BC419047  Persicaria lapathifolia Philip A. Munz 1935-10-21 14653 Riverside Santa Ana River below Rincon Comment
  POM158195  Petunia parviflora Philip A. Munz, I. M. Johnston 1928-9-6 11279 Riverside Santa Ana River, Ontario-Corona Road [Hwy. 71]. Comment
  POM319385  Petunia parviflora Patricia Wilder 1970-10-15 4813 Riverside At base of Prado Dam near locks in Prado Flood Control Basin. East of Chino Hills, Santa Ana River. 122 Comment
  POM4187  Petunia parviflora Crawford, J. M. Johnston 1917-6-9 1230 Riverside Santa Ana River near Corona. Comment
  RSA423799  Petunia parviflora Crawford, J. M. Johnston 1917-6-9 1230 Riverside Santa Ana River near Corona. Comment
  RSA612171B  Petunia parviflora Louis C. Wheeler 1932-7-9 932 Riverside Santa Ana River at Chino Creek. 152 Comment
  UC884703  Petunia parviflora Crawford and Johnston 1917-6-9 1230 Riverside near Corona (Santa Ana River); Santa Ana River Comment
  OBI8236  Phacelia minor David J. Keil, Malcolm McLeod 1977-3-26 12002 Riverside 0.2 mi NW of Prado Dam on Calif 71 183 Comment
  SBBG55017  Phacelia minor D. Keil, M. McLeod 1977-3-26 12002 Riverside 0.2 mi NW of Prado Dam on St Hwy 71 182 Comment
  UCR29001  Phacelia minor M. G. McLeod, David J. Keil 1977-3-26 12002 Riverside 0.2 mi NW of Prado Dam on California Hwy 71 183 Comment
  UC697613  Phacelia ramosissima var. latifolia Kay H. Beach 1942-10-22 1657 Riverside roadside 4 mi nw Corona City limits (on road to Chino) Comment
  POM3757  Phacelia tanacetifolia P. A. Munz 1918-4-27 2155 Riverside Near Corona. Comment
  POM3783  Phacelia tanacetifolia I. M. Johnston 1918-4-27 s.n. Riverside Near Corona. 274 Comment
  POM2144  Phoradendron macrophyllum I. M. Johnston 1917-12-1 1810 Riverside Santa Ana River, NW of Corona. 183 Comment
  POM153393  Phyla lanceolata Philip A. Munz, I. M. Johnston 11292 San Bernardino low ground, 5 mi. SE of Chino. Comment
  UC699665  Phyla lanceolata Kay H. Beach 1942-10-22 1660 Riverside three mi nw Corona city limits (along Chino Creek); along Chino Creek 198 Comment
  POM184249  Plagiobothrys collinus var. californicus P. A. Munz 1932-3-24 12018 Riverside Corona 366 Comment
  POM3724  Plagiobothrys collinus var. californicus I. M. Johnston 1918-4-27 1876 Riverside Near Corona. 274 Comment
  UC494753  Plagiobothrys collinus var. gracilis Philip A. Munz 1932-3-24 12018 Riverside Corona 365 Comment
  POM184250  Plagiobothrys nothofulvus P. A. Munz 1932-3-24 12013 Riverside Corona 366 Comment
  UC494752  Plagiobothrys nothofulvus Philip A. Munz 1932-3-24 12013 Riverside Corona 365 Comment
  SD236358  Platanus acerifolia A. C. Sanders, D. L. Sanders 2008-9-27 36103 Riverside San Bernadino Valley Region: Santa Ana Riverbottom at Norco, between Corydon Av. (Fire Sta. 21) and pint NW of Vine Street & Halfmoon Court intersection, c. 1 mile NE of River Road bridge. 164 Comment
  UCR196895  Platanus acerifolia A. C. Sanders, D. L. Sanders 2008-9-27 36103 Riverside San Bernardino Valley Region, Santa Ana Riverbottom at Norco, between Corydon Av. (Fire Sta. 21) and a point NW of Vine St. & Halfmoon Ct. intersection, c. 1 mile NE of River Rd. bridge 165 Comment
  CAS-BOT-BC356105  Pluchea odorata J. Ewan 1931-10-3 5210 Riverside Santa Ana River 4 miles N.W. of Corona Comment
  POM158179  Pluchea odorata P. A. Munz, I. M. Johnston 1928-9-6 11265 Riverside Santa Ana River, Ontario-Corona Road [Hwy. 71]. Comment
  POM31961  Pluchea odorata Patricia Wilder 1970-10-15 4811 Riverside Prado Dam in Prado Flood Control Basin. East of Chino Hills. Santa Ana River Drainage Area. 122 Comment
  UC310255  Pluchea odorata var. odorata Philip A. Munz Nov 1925 10808 San Bernardino near Rincon (southwestern San Bernardino County) 274 Comment
  UC699668  Pluchea odorata var. odorata Kay H. Beach 1942-10-22 1662 Riverside about 3 mi nw Corona city limits (along Chino Creek); Chino Creek 198 Comment
  POM224747  Polygonum hydropiperoides P. A. Munz 1935-10-21 14652 Riverside Santa Ana River, below Rincon. Comment
  RSA466335A  Polygonum hydropiperoides J. Ewan 1931-10-3 5211 Riverside Santa Ana River, 4 mi. NW if Corona. Comment
  UC582926  Polygonum hydropiperoides Philip A. Munz 1935-10-21 14652 Riverside below Rincon; Santa Ana River Comment
  POM224746  Polygonum lapathifolium P. A. Munz 1935-10-21 14653 Riverside Santa Ana River, below Rincon. Comment
  POM319090  Polygonum lapathifolium Patricia Wilder 1970-10-15 4777 Riverside Prado Dam at base of dam in Prado Flood Control Basin. East of Chino Hills. 152 Comment
  UC582893  Polygonum lapathifolium Philip A. Munz 1935-10-21 14653 Riverside below Rincon; Santa Ana River Comment
  UC850309  Polygonum punctatum Louis C. Wheeler 1932-9-4 1320 Riverside Chino Creek Santa Ana River 182 Comment
  SBBG55018  Polypodium californicum D. Keil, M. McLeod 1977-3-26 12005 Riverside 0.2 mi NW of Prado Dam on St Hwy 71 182 Comment
  SEINET3130262  Polypogon monspeliensis W. B. Crockatt sn Riverside Prado 91 Comment
  RSA753027  Populus nigra A. C. Sanders, D. L. Sanders 2008-9-27 36107 Riverside Santa Ana Riverbottom at Norco, between Corydon Av. (Fire Sta. 21) and a point NW of Vine St. and Halfmoon Ct. intersection, c. 1 mile NE of River Rd. bridge 165 Comment
  UCR197058  Populus nigra A. C. Sanders, D. L. Sanders 2008-9-27 36107 Riverside San Bernardino Valley Region, Santa Ana Riverbottom at Norco, between Corydon Av. (Fire Sta. 21) and a point NW of Vine St. & Halfmoon Ct. intersection, c. 1 mile NE of River Rd. bridge 165 Comment
  UC213651  Potamogeton crispus S. B. Parish 1919-4-19 19248 Riverside Santa Ana River near Corona; Santa Ana River Comment
  UC774832  Potamogeton pectinatus Susanna Bixby Bryant 1942-6-18 Riverside Lake Norco Comment
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Nov 30 2014
  UCR64611  Potamogeton pectinatus Mrs. S. B. Bryant 1942-6-18 11277 Riverside Lake Norco[nian] 198 Comment
  POM318596  Pseudognaphalium stramineum Patricia Wilder 1970-10-15 4780 Riverside Prado Dam at base of dam in Prado Flood Control Basin. East of Chino Hills. 152 Comment
  POM201672  Ranunculus cymbalaria var. saximontanus L. M. Booth 832 Riverside near Chino Creek Comment
  POM296  Ranunculus cymbalaria var. saximontanus I. M. Johnston 1917-6-9 1219 Riverside Santa Ana River near Corona Comment
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Nov 20 2011
  UC827712  Ranunculus cymbalaria var. saximontanus Crawford and Johnston 1917-6-9 1219 Riverside near Corona; Santa Ana River Comment
  UCR111761  Rorippa nasturtium-aquaticum S. J. Myers, C. McGaugh 1996-5-17 s.n. Riverside Santa Ana River Valley, Corona, River Road bridge over the Santa Ana River 165 Comment
  SD136237  Rorippa obtusa Dylan T. Hannon 1993-5-6 176 Riverside Norco, ca 3 miles west of Interstae 15, along north side of Santa Ana River bordering dairy fields Comment
  POM319683  Rorippa palustris Patricia Wilder 1971-5-13 4929 Riverside Prado Flood Control Basin at base of Prado Dam. Santa Ana River drainage area. 122 Comment
  POM324444  Rorippa palustris Greg Wright 1971-8-24 413 Riverside Santa Ana River, about 1 mi SW of Prado Dam NE of Green River Golf Club. 183 Comment
  CAS-BOT-BC152691  Rosa californica Munz; Street; Williams 1919-5-3 2634 Ventura Along stream at Rincon. Comment
  POM6369  Rosa californica Philip A. Munz, Street, Williams 1919-5-3 2634 Riverside Along stream at Rincon. Comment
Read comments
Jun 11 2012
  RSA768248  Rosa californica Justin M. Wood 2010-5-19 1848 Riverside Santa Ana River: 0.4 miles downstream of Prado outlet channel. 137 Comment
  UCR197035  Rosa californica A. C. Sanders, D. L. Sanders 2008-9-27 36105 Riverside San Bernardino Valley Region, Santa Ana Riverbottom at Norco, between Corydon Av. (Fire Sta. 21) and a point NW of Vine St. & Halfmoon Ct. intersection, c. 1 mile NE of River Rd. bridge 165 Comment
  POM122727  Rubus ursinus Marcus E. Jones 1925-3-13 s.n. Riverside Santa Ana Canyon. Comment
  SEINET3087570 Image available Rumex crispus J. Freeman 1988-5-29 Riverside Santa Ana River 0.25 mi E. of Hamner Ave. on N. side 274 Comment
  RSA0014449  Rumex obtusifolius Justin M. Wood 2010-3-4 1421 Riverside Prado Basin: City of Corona. Just NW of sewage treatment dike (intersection of railroad st. and Yorba St.) 160 Comment
  POM2350  Rumex salicifolius Crawford, Johnston 1917-6-9 1223 Riverside Santa Ana River near Corona. Comment
  RSA711992  Sagittaria latifolia S. J. Myers 1996-5-17 s.n. Riverside River Road bridge over the Santa Ana River 152 Comment
  SD186015  Sagittaria latifolia S. J. Myers 1996-5-17 Riverside Corona, River Road bridge over the Santa Ana River. 152 Comment
  UCR133217  Sagittaria latifolia S. J. Myers 1996-5-17 s.n. Riverside Santa Ana River Valley, Corona, River Road bridge over the Santa Ana River 165 Comment
  UC846660  Salix Joseph Andorfer Ewan 1933-3-19 10902 Riverside Santa Ana River bottoms at Prador; Santa Ana River, Prador Comment
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Oct 30 2011
  POM2070  Salix exigua D. L. Crawford, I. M. Johnston 1917-6-9 1244 Riverside Santa Ana River near Corona. Comment
  POM2076  Salix exigua I. M. Johnston 1918-5-26 1994 Riverside Santa Ana River, NW of Corona. 152 Comment
  UC506454  Salix exigua Carl Hedin and Joseph Ewan 1932-7-9 7676 Riverside Chico Creek near Prado (Rincon) below Corona Comment
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Dec 11 2011
  LA208646  Salix exigua var. hindsiana Carl Hedin; Joseph Ewan 1933-3-19 7677 Riverside Chino Creek near Prado (Rincon), below Corona [Area 7] Comment
  LA208648  Salix exigua var. hindsiana Carl Hedin; Joseph Ewan 1932-7-9 7676 Riverside Chino Creek near Prado (Rincon), below Corona [Area 7] Comment
  UC506446  Salix exigua var. hindsiana Carl Hedin and Joseph Ewan 1933-3-19 7677 Riverside Comment
  UC846161  Salix exigua var. hindsiana Crawford and Johnston 1917-6-9 1244 Riverside Santa Ana R. near Corona; Santa Ana R Comment
  UC847053  Salix exigua var. hindsiana I. M. Johnston 1918-5-26 1994 Riverside nw of Cornoa; Santa Ana R. 152 Comment
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Nov 20 2011
  CAS-BOT-BC108116  Salix gooddingii Carl B. Wolf 1929-5-31 3739 Riverside 1 mi. N.W. of Santa Ana river, 6 mi. from Corona on Chino Road Comment
  POM2038  Salix gooddingii D. L. Crawford, I. M. Johnston 1917-6-9 1215 Riverside Santa Ana River near Corona. Comment
  POM319271  Salix gooddingii Patricia Wilder 1970-10-30 4829 Riverside Road on south side of Prado Flood Control Basin on east side of Prado Dam. About 1/2 mile east of dam tender's residence. Santa Ana River Drainage Area. 152 Comment
  RSA18197  Salix gooddingii Carl B. Wolf 1929-5-31 3739 Riverside 1 mi. NW of Santa Ana River on Corona-Chino road. Comment
  UC729852  Salix gooddingii Carl B. Wolf 1929-5-31 3739 Riverside 6 mi from on Chino Rd Corona (1 mi n.w. of Santa Ana R.) Comment
  A382990  Salix hindsiana Ivan M. Johnston 1918-5-26 1994 Unknown Santa Ana river, n.w. of Corona Comment
  A383102  Salix hindsiana D. L. Crawford & I. M. Johnston 1917-6-9 1244 Unknown Santa Ana River n.w. of Corona Comment
  LA208733  Salix laevigata Carl Hedin; Joseph Ewan 1932-7-9 7678 Riverside Chino Creek near Prado (Rincon), below Corona [Area 7] Comment
  LA208734  Salix laevigata Carl Hedin; Joseph Ewan 1933-3-19 7679 Riverside Chino Creek near Prado (Rincon), below Corona [Area 7] Comment
  POM177828  Salix laevigata Marcus E. Jones 1930-3-2 s.n. Riverside Corona. Comment
  UC506447  Salix laevigata Carl Hedin and Joseph Ewan 1933-3-19 7679 Riverside Comment
  UC506453  Salix laevigata Carl Hedin and Joseph Ewan 1932-7-9 7678 Riverside near Prado (below Corona); China Creek Comment
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Dec 11 2011
  UC846611  Salix laevigata Joseph Andorfer Ewan 1933-3-19 10903 Riverside Santa Ana R. at Prado; Santa Ana R. Comment
  POM319098  Salix lasiolepis Patricia Wilder 1971-2-4 4917 Riverside Santa Ana River in Prado Park; east of Archibald Ave. 244 Comment
  POM319099  Salix lasiolepis Patricia Wilder 1970-10-30 4830 Riverside Road on south side of Prado Flood Control Basin on east side of Prado Dam. About 1/2 mile east of dam tender's residence. Santa Ana River Drainage Area. 152 Comment
  CAS-BOT-BC128377  Salix lasiolepis var. lasiolepis Joseph Andorfer Ewan 1933-3-19 10902 Riverside Santa Ana River bottoms at Prada Comment
  RSA629019  Salix lucida subsp. lasiandra Scott D. White 1998-6-28 6796 Riverside Corona: River Road bridge over the Santa Ana River. 160 Comment
  CAS-BOT-BC126321  Salix sessilifolia Crawford; Johnston 1917-6-9 1244 Riverside Santa Ana River near Corona Comment
  POM17835  Salsola tragus P. A. Munz 1923-9-6 7725 San Bernardino Rincon. 183 Comment
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Jul 16 2014
  CHSC785  Salvia columbariae 1940-2-25 Riverside Temescal Canyon. Santa Ana river. Comment
  OBI8239  Salvia columbariae David J. Keil, Malcolm McLeod 1977-3-26 12007 Riverside 0.2 mi NW of Prado Dam on Calif 71 183 Comment
  SBBG54974  Salvia columbariae D. Keil, M. McLeod 1977-3-26 12007 Riverside 0.2 mi W of Prado Dam on Hwy 71 182 Comment
  CLARK-A1703-1244  Sambucus caerulea Larry Beck 1975-7-21 Riverside Santa Ana River Comment
  UCR197059  Sambucus mexicana A. C. Sanders, D. L. Sanders 2008-9-27 36108 Riverside San Bernardino Valley Region, Santa Ana Riverbottom at Norco, between Corydon Av. (Fire Sta. 21) and a point NW of Vine St. & Halfmoon Ct. intersection, c. 1 mile NE of River Rd. bridge 165 Comment
  POM3627  Samolus parviflorus Crawford, Johnston 1917-6-9 1231 Riverside Santa Ana River near Corona. Comment
  RSA601891  Samolus parviflorus Louis C. Wheeler 1933-5-28 1746 Riverside Santa Ana River at Chino Creek. 152 Comment
  UC877781  Samolus parviflorus Crawford and Johnston 1917-6-9 1231 Riverside near Corona (Santa Ana River); Southern California, Santa Ana River Comment
  UCR111758  Schinus terebinthifolius S. J. Myers, C. McGaugh 1996-5-17 s.n. Riverside Santa Ana River Valley, Corona, River Road bridge over the Santa Ana River 165 Comment
  CAS-BOT-BC111279  Schoenoplectus acutus var. occidentalis Crawford; Johnson 1917-6-9 1226 Riverside Santa Ana River near Corona along stream. Comment
  UC841174  Schoenoplectus acutus var. occidentalis Crawford and Johnston 1917-6-9 1226 Riverside Santa Ana River near Corona Comment
  UCR129353  Schoenoplectus acutus var. occidentalis Patricia Wilder 1970-10-30 4851 Riverside Santa Ana River Valley, along road on south side of Prado Flood Control Basin east of Prado Dam, east of Chino Hills 152 Comment
  POM1408  Schoenoplectus americanus D. L. Crawford 1916-2-3 s.n. Riverside Santa Ana River (Prado Beach) Comment
  UCSB55399  Schoenoplectus americanus Wheeler, Louis 1932-9-4 Riverside Santa Ana River; at Chino Creek 182 Comment
  POM1387  Schoenoplectus californicus D. L. Crawford 1916-2-3 s.n. Riverside Santa Ana River (Prado Beach) Comment
  POM78962  Schoenoplectus californicus I. M. Johnston 1925-7-7 5280 Riverside Santa Ana River (Hammer s Spring River Ranch), ca. 1 mile above Corona-Ontario Road Bridge. 183 Comment
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Jul 10 2015
  POM1421  Scirpus acutus var. occidentalis D. L. Crawford, I. M. Johnston 1917-6-9 1226 Riverside Santa Ana River near Corona Comment
  POM153379  Scirpus acutus var. occidentalis Phillip A. Munz, I. M. Johnston 1928-9-12 11262 Riverside Santa Ana River, Onatrio-to-Corona road. Comment
  POM319709  Scirpus acutus var. occidentalis Patricia Wilder 1970-10-30 4851 Riverside Along road on south side of Prado Flood Control Basin east of Prado Dam. East of Chino Hills, Santa Ana River Drainage Area. 152 Comment
  UC841173  Scirpus acutus var. occidentalis Crawford and Johnston 1917-6-9 1226 Riverside Santa Ana River near Corona (along stream); Santa Ana River near Corona Comment
  SEINET3143117  Senecio flaccidus var. douglasii W. B. Crockatt sn Riverside Prado 91 Comment
  CAS-BOT-BC243551  Setaria parviflora Samuel B. Parish 1897-5-29 4518 Riverside Wayside Waif, South Riverside Comment
  POM1044  Setaria parviflora D. L. Crawford, I. M. Johnston 1917-6-9 1220 Riverside Santa Ana River near Corona Comment
  UCR70883  Setaria parviflora D. L. Crawford, I. M. Johnston 1917-6-9 1220 Riverside San Bernardino Valley/Upper Santa Ana River, Santa Ana River near Corona 152 Comment
  POM2904  Sidalcea malviflora subsp. sparsifolia P. A. Munz 1918-4-27 2144 Riverside Corona Comment
  SEINET3148929  Silybum marianum W. B. Crockatt sn Riverside Prado 91 Comment
  UCR130852  Silybum marianum S. J. Myers, C. McGaugh 1996-5-17 s.n. Riverside Santa Ana River Valley, Corona, River Road bridge over the Santa Ana River 165 Comment
  CLARK-A1528-367  Sisymbrium irio David T. Wright 1966-3-19 Riverside Corona Comment
  RSA769502  Sisymbrium irio Justin M. Wood 2010-1-5 1407 Riverside City of Corona: Pomona-Rincon Rd, 0.2 miles N of intersection with Railroad St. 165 Comment
  UCR224388  Sisymbrium irio Justin M. Wood 2010-1-5 1407 Riverside Prado Basin, city of Corona, Pomona-Rincon Road, 0.2 mi north of the intersection with Railroad Street 165 Comment
  CSUSB36  Sisyrinchium bellum Holzmiller Riverside Santa Ana Canyon Santa Ana Canyon; 1.5 miles on road entrance from Murrieta. 304 Comment
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Sep 29 2011
  CDA5922  Solanum americanum Scott D. White 1998-6-28 6789 Riverside Coastal Plains and Basins; San Bernadino Basin region; Corona: River Road bridge over the Santa Ana River. Comment
  POM319104  Solanum americanum Patricia Wilder 1970-10-15 4754 Riverside Prado Dam at base of dam in Prado Flood Control Basin. East of Chino Hills. 152 Comment
  RSA629021  Solanum americanum Scott D. White 1998-6-28 6789 Riverside Corona: River Road bridge over the Santa Ana River. 160 Comment
  UC519980  Solanum americanum Louis C. Wheeler 1933-7-27 2041 Riverside Santa Ana River at Chino Creek Santa Ana River; Santa Ana River. Chino Creek 152 Comment
  RSA422442  Solanum douglasii Louis C. Wheeler 1933-7-27 2042 Riverside Santa Ana River at Chino Creek. 152 Comment
  CDA5970  Solanum lanceolatum F. J. Willmarth 1963-8-9 Riverside 6th & Fuller Streets, Corona. 0 Comment
  RSA0020266  Solanum nigrum Scott D. White 1998-6-28 6788 Riverside Corona: River Road bridge over the Santa Ana River. 160 Comment
  UCR273805  Solanum nigrum Mitch Provance 2016-6-8 616- 48 San Bernardino Chino Basin, SE Chino, near border with Eastvale, 0.1 mi NW of corner of Hellman Ave. and Walters Street. 172 Comment
  UCR51549  Solanum rostratum J. Freeman 1988-5-29 s.n. Riverside Santa Ana River Valley, 0.25 mi. south of River Road, near Corona/Norco 274 Comment
  CAS-BOT-BC156675  Solanum umbelliferum P. A. Munz; R. D. Harwood 1920-2-28 3250 Riverside 3 mi. W. of Corona 335 Comment
  UC219155  Solanum umbelliferum Munz and Harwood 1925-2-28 3250 Riverside 3 mi w of Corona 335 Comment
  NY820545  Solanum xanti P. A. Munz 1920-2-28 3250 Unknown 3 mi. W. of Corona 335 Comment
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Aug 14 2010
  CLARK-A1528-620  Sphaeralcea ambigua Fred B. Essig 1964-2-24 22 Riverside La Sierra 640 Comment
  POM201673  Stachys albens L. M. Booth 831 Riverside Santa Ana River at Chino Creek, near Prado. Comment
  UC519973  Stachys albens Louis C. Wheeler 1932-7-9 927 Riverside at Chino Creek Santa Ana River 152 Comment
  POM49370  Stachys stebbinsii F. W. Peirson 1924-6-2 s.n. Riverside Near foot of Temescal canyon. Comment
  POM320334  Stephanomeria virgata Patricia Wilder 1970-10-30 4821 Riverside Prado Flood Control Basin east of Prado Dam. East of Chino Hills, Santa Ana River Drainage Area 152 Comment
  CAS-BOT-BC340041  Tetradymia comosa H. M. Hall 1905-7-29 6732 Riverside Corona Comment
  UC68967  Tetradymia comosa H. M. Hall 1905-7-29 6732 Riverside Corona Comment
  POM201681  Tribulus terrestris L. M. Booth 823 Riverside Hard roadside. Comment
  UCR130851  Tribulus terrestris S. J. Myers, C. McGaugh 1996-5-17 s.n. Riverside Santa Ana River Valley, Corona, River Road bridge over the Santa Ana River 165 Comment
  RSA519223  Trichostema lanatum E. Lee Overholtzer 1962-6-29 s.n. Riverside 100 yards south of Johnson s southern cattle gate on cute beside road. Comment
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Jun 1 2013
  POM2631  Trifolium ciliolatum Philip A. Munz 1918-4-27 2149 Riverside Near Corona. Comment
  CAS-BOT-BC67522  Tropidocarpum gracile I. M. Johnston 1918-4-27 652 Riverside Near Corona. 274 Comment
  POM445  Tropidocarpum gracile P. A. Munz 1918-4-27 2157 Riverside Near Corona. Comment
  POM446  Tropidocarpum gracile P. A. Munz 1918-4-27 2157 Riverside Near Corona. Comment
  POM447  Tropidocarpum gracile I. M. Johnston 1918-4-27 652 Riverside Near Corona. 274 Comment
  POM78934  Typha domingensis I. M. Johnston 1925-7-7 s.n. Riverside Santa Ana River (Hammer's Spring River Ranch), ca. 1 mile above Corona-Ontario Road Bridge. 183 Comment
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Jul 10 2015
  POM319721  Typha latifolia Patricia Wilder 1970-10-30 4842 Riverside Along road on south side of Prado Flood Control Basin east of Prado Dam. East of Chino Hills, Santa Ana River Drainage Area. 152 Comment
  UCR196806  Urtica dioica A. C. Sanders, D. L. Sanders 2008-9-27 36110 Riverside San Bernardino Valley Region, Santa Ana Riverbottom at Norco, between Corydon Av. (Fire Sta. 21) and a point NW of Vine St. & Halfmoon Ct. intersection, c. 1 mile NE of River Rd. bridge 165 Comment
  RSA519221  Utricularia vulgaris subsp. macrorhiza M. Lee Overholtzer 1960-7-20 75 Riverside Irrigation ditch on upper Drive Corona, Santa Ana Mts, Santa Ana river. Comment
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Feb 24 2013
  UCR111757  Verbascum virgatum S. J. Myers, C. McGaugh 1996-5-17 s.n. Riverside Santa Ana River Valley, Corona, River Road bridge over the Santa Ana River 165 Comment
  RSA629034  Verbesina encelioides Scott D. White 1998-7-4 6847 Riverside Corona: River Road bridge over the Santa Ana River. 152 Comment
  UC1971242  Verbesina encelioides subsp. exauriculata Scott D. White 1998-7-4 6847 Riverside CORONA: River Road bridge over the Santa Ana River. USGS 7.5' Corona North quad. Comment
  RSA736763  Veronica anagallis-aquatica Scott D. White, Lynn Stafford 2007-7-5 11755 Riverside Chino Hills State Park: Santa Ana River floodplain just below Prado Dam. 134 Comment
  UC1929854  Veronica anagallis-aquatica Scott D. White, Lynn Stafford 2007-7-5 11755 Riverside Chino Hills State Park: Santa Ana River floodplain just below Prado Dam. Comment
  UCR111738  Veronica anagallis-aquatica S. J. Myers 1996-6-7 s.n. Riverside Corona, River Road bridge over the Santa Ana River 165 Comment
  UCR199780  Veronica anagallis-aquatica Scott D. White, Lynn Stafford 2007-7-5 11755 Riverside Chino Hills State Park, Santa Ana River floodplain just blow Prado Dam 137 Comment
  CSUSB293  Viola pedunculata Holzmiller 1966-4-22 Riverside Santa Ana Canyon, near ranger station. 304 Comment
  CLARK-A1528-4424  Vitis girdiana John C. Roos 1937-5-19 2063 Riverside Norco Comment
  POM158182  Vitis girdiana Philip A. Munz, I. M. Johnston 1928-9-6 11268 Riverside Santa Ana River, Ontario-Corona Road [Hwy. 71]. Comment
  UCR197061  Vitis girdiana A. C. Sanders, D. L. Sanders 2008-9-27 36111 Riverside San Bernardino Valley Region, Santa Ana Riverbottom at Norco, between Corydon Av. (Fire Sta. 21) and a point NW of Vine St. & Halfmoon Ct. intersection, c. 1 mile NE of River Rd. bridge 165 Comment
  POM78932  Wolffiella lingulata I. M. Johnston 1925-7-7 5282 Riverside Santa Ana River (Hammer s Spring River Ranch), ca. 1 mile above Corona-Ontario Road Bridge. 183 Comment
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Jul 10 2015
  CAS-BOT-BC383753  Xanthium strumarium Philip A. Munz 1935-10-21 14656 San Bernardino Rincon Comment
  CAS-BOT-BC383755  Xanthium strumarium Philip A. Munz 1935-10-21 14656 San Bernardino Rincon Comment
  POM153381  Xanthium strumarium P. A. Munz, I. M. Johnston 1928-9-12 11263 Riverside Santa Ana River, Onatrio-to-Corona road. Comment
  POM224745  Xanthium strumarium P. A. Munz 1935-10-21 14656 San Bernardino Rincon Comment
  UC582822  Xanthium strumarium Philip A. Munz 1935-10-21 14656 San Bernardino Rincon Comment



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