Search Results — 285 specimen records retrieved (173 records with coordinates)
Results for search: Scientific name=Polygonum argyrocoleon;   More information: Jepson Online Interchange

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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
  CAS-BOT-BC413754  Polygonum argyrocoleon Lewis S. Rose 1962-3-2 62011 Riverside La Quinta 3 Comment
  CAS-BOT-BC413755  Polygonum argyrocoleon Peter H. Raven 1958-1-25 11474 Riverside 0.5 miles west of Mecca Comment
  CAS-BOT-BC413759  Polygonum argyrocoleon Roxana S. Ferris; Ruth P. Rossbach 1938-5-19 9657 Imperial Wash between junction of State Highway #78 and Truckhaven U. S. Highway #99 Comment
  CAS-BOT-BC413760  Polygonum argyrocoleon A. A. Beetle 1943-5-21 16 Imperial Unspecified Comment
  CAS-BOT-BC413761  Polygonum argyrocoleon M. K. Bellue 1928-10-23 s.n. Imperial Imperial Valley Comment
  CAS-BOT-BC419780  Polygonum argyrocoleon Peter H. Raven 1959-3-29 13894 San Bernardino Along flood-plain of Colorado River just north of Needles Comment
  CAS-BOT-BC419786  Polygonum argyrocoleon John Thomas Howell 1967-11-3 44043 Tulare About 4.5 miles east-northeast of Pixley 83 Comment
  CAS-BOT-BC419789  Polygonum argyrocoleon John Thomas Howell; Gordon H. True 1967-9-21 43980 Tulare About 4 1/2 miles east-northeast of Pixley 83 Comment
  CATA1660  Polygonum argyrocoleon Mark L. Hoefs, Steven A. Junak, Keri Kirkland, Lisa Stratton 1998-7-16 2948 Los Angeles Santa Catalina Island: At Cherry Valley 3 Comment
  CATA1968  Polygonum argyrocoleon F. R. Fosberg 1931-4-3 4461 Los Angeles Santa Catalina Island: Pebble Beach 5 Comment
  CDA2841  Polygonum argyrocoleon T. C. Fuller 1962-4-4 8013 Imperial Highway 99 [later renumbered Highway 86] to Indio, 24.7 miles northwest of Westmoreland. 0 Comment
  CDA2842  Polygonum argyrocoleon T. C. Fuller 1958-9-23 2200 San Diego 50 yards east of Highway 101, north side of Chestnut Street, Carlsbad. 0 Comment
  CDA29218  Polygonum argyrocoleon D. Hickson 2008-9-3 s.n. Solano Suisun Marsh. 0 Comment
  CDA37404  Polygonum argyrocoleon D. G. Kelch, Mike Perlmutter 2011-9-23 11 .759 Contra Costa Entry to Discovery Bay. Comment
  CDA6218  Polygonum argyrocoleon Jon P. Rebman, J. Gregory, K. Rich, P. Famolaro 2007-9-12 13995 San Diego Sweetwater Reservoir, east of National City and south of La Presa; vicinity of riparian zone and upland areas northeast and upstream from the east end of the reservoir. Comment
  CLARK-A1528-3774  Polygonum argyrocoleon John C. Roos 1953-3-26 5910 San Bernardino Loma Linda 335 Comment
  GMDRC2716  Polygonum argyrocoleon J. Andre, G. L. Clifton 2008-3-1 9351 San Bernardino Silver Lake: Silver Lake: growing in silty saline flats (ephemerally moist) along transmission line road approx 0.6 mi. NW of Baker, CA 35 deg. 16.482' N 116 deg. 4.877' W. Elev. 899 ft. 274 Comment
  JEPS121071  Polygonum argyrocoleon Dean G. Kelch and Andrew G. Murdock 2005-6-17 DGK 05 .352 Solano Mare Island. Southwest corner of Mare Island. Comment
  JEPS50569  Polygonum argyrocoleon W. L. Jepson 1927-4-14 11711 Riverside Oasis station Santa Rosa Mts. Comment
  JEPS51306  Polygonum argyrocoleon Lawrence M. Booth 1932-7-25 1317 Orange Santa Ana River; coastal Comment
  JEPS93369  Polygonum argyrocoleon Steven A. Junak 1992-7-23 SN 953 Ventura at Borrow Pit just se of intersection of Monroe Drive and Beach Road, San Nicolas Island Borrow Pit; California Islands, San Nicolas Island, Borrow Pit 158 Comment
  JEPS96498  Polygonum argyrocoleon Steven A. Junak 1987-6-3 SN 227 Ventura at Borrow Pit s of Monroe Drive, sw of airfield runways, San Nicolas Island Borrow Pit; California Islands, San Nicolas Island, Borrow Pit 167 Comment
  LA52265  Polygonum argyrocoleon A. M. Johnson; 1932-5-14 4070 Los Angeles Santa Monica Mountains, Pacific Palisades, Santa Monica, Pacific Palisades 45 Comment
  OBI25184  Polygonum argyrocoleon David J. Keil 1977-11-20 s.n. San Luis Obispo Baywood Park Comment
  POM128743  Polygonum argyrocoleon F. W. Peirson 1927-4-13 7179 Imperial Imperial Valley Blvd., opposite Salton Sea. Comment
  POM145006  Polygonum argyrocoleon C. F. Baker 1902-9-15 1672 Santa Clara Palo Alto. Comment
  POM243803  Polygonum argyrocoleon F. R. Fosberg 1931-4-3 S 4461 Los Angeles Santa Catalina Island, Pebble [Pebbly] Beach. 5 Comment
  RSA0081735  Polygonum argyrocoleon Sarah J. De Groot, John Woodruff, Sandra Llamas 2015-8-6 7547 Ventura The Nature Conservancy Ormond Beach property; just south of Port Hueneme and Oxnard, south of Naval CBC Port Hueneme. 2 Comment
  RSA166645  Polygonum argyrocoleon H. M. Pollard 1961-5-18 s.n. Ventura Southern Pacific Railroad, east Ventura. Comment
  RSA182007  Polygonum argyrocoleon Louise Kellogg 1953-9-19 130 Solano Solano County: N side of Ryer Island, Suisun Bay Comment
  RSA262054  Polygonum argyrocoleon Reid V. Moran, R. M. Baeuchamp, T. Oberbauer 1975-8-25 22702 Los Angeles NW end of San Clemente Island. 5 Comment
  RSA355916  Polygonum argyrocoleon Robert F. Thorne 1975-9-4 47394 Los Angeles Santa Catalina Island: Fisherman's Cove; campus of USC Marine Science Center. Comment
  RSA370874  Polygonum argyrocoleon Robert F. Thorne, S. D. Boyd, Earl Lathrop 1985-7-18 61255 San Diego De Luz Canyon: along De Luz-Murrieta Road and De Luz Creek. 140 Comment
  RSA466389  Polygonum argyrocoleon E. S. Spalding 1925-9-19 s.n. Los Angeles Avalon Canyon, Santa Catalina Island. Comment
  RSA466390  Polygonum argyrocoleon F. R. Fosberg 1931-4-11 S 4565 Los Angeles Santa Catalina Island. Sugarloaf Point. 5 Comment
  RSA5484  Polygonum argyrocoleon Carl B. Wolf 1932-10-3 4216 Los Angeles Santa Catalina Island. Mouth of Pebbly Beach Canyon. 15 Comment
  RSA554280  Polygonum argyrocoleon Scott D. White 1992-2-25 92 -11 Riverside Santa Rosa Plateau, between Sandia and De Luz Creeks, ca. 1.5 (air) mi. W of Sandia Canyon; 7 miles SW of Murrieta. 305 Comment
  RSA64068  Polygonum argyrocoleon A. A. Beetle 1943-5-21 s.n. Imperial [Unspecified] Comment
Read comments
Sep 11 2016
  RSA645705  Polygonum argyrocoleon A. C. Sanders, E. J. Lott 1993-5-6 13955 Los Angeles Mojave Desert: 13 miles N of Palmdale, Sierra Hwy at Ave ''F''. [UTM 10km cell: LJ-9E, 4N. Sterks Ranch] 701 Comment
  RSA732714  Polygonum argyrocoleon Jon P. Rebman, J. Gregory, L. Aerne-Hains 2007-7-9 13637 San Diego Lake Henshaw: SE of East Grade Road and E of Henshaw Truck Trail, approx. 1.3 air miles E. of the dam; along the stream feeding into the NE portion of the Lake and on the NE shore. 820 Comment
  RSA736215  Polygonum argyrocoleon Jim Andre, G. L. Clifton 2008-3-10 9351 San Bernardino Silver Lake: growing in silty saline flats (ephemerally moist) along transmission line road approx 0.6 mi. NW of Baker. 274 Comment
  RSA793000  Polygonum argyrocoleon A. C. Sanders, Chloe Scott, Bill Clark, Josh Utter, Eve Laeger 2011-5-5 39456 Inyo NE Mojave Desert: Pahrump Valley, NE of Pahrump Dry Lake along dirt road 1.3 km SW of NV state line. 767 Comment
  SBBG105930  Polygonum argyrocoleon S. A. Junak 1992-6-23 SN 953 Ventura E end of mesa on borrow pit just SE of intersection on Monroe Drive and Beach Rd 158 Comment
  SBBG117079  Polygonum argyrocoleon C. E. Kohler 1998-8-28 149 Santa Barbara E side of Telephone Rd, ca. half way between beach and onset of Adenostoma Comment
  SBBG124244  Polygonum argyrocoleon R. Burgess, P. Munro 2003-5-15 5795 Ventura vacant parcel E of E terminus of Alice Drive, S of US 101, N of Michael Drive; Thousand Oaks 195 Comment
Read comments
Feb 17 2017
  SBBG131987  Polygonum argyrocoleon S. A. Junak, R. Philbrick 1990-11-8 SCI 131 Los Angeles Wilson Cove Comment
  SBBG132021  Polygonum argyrocoleon S. J. DeGroot, J. Woodruff, S. Llamas 2015-8-6 7547 Ventura just S of Port Hueneme and Oxnard, S of Naval CBC Port Hueneme; Nature Conservancy Ormond Beach property 2 Comment
  SBBG14950  Polygonum argyrocoleon E. C. Twisselmann 1962-6-20 7412 Kern Adobe Rd 2.4 mi S of Bear Mountain Blvd, near Weedpatch 128 Comment
  SBBG16716  Polygonum argyrocoleon H. M. Pollard 1962-9-6 Ventura Southern Pacific Railroad near Oak St; Ventura Comment
  SBBG1687  Polygonum argyrocoleon C. F. Smith 1948-8-12 2267 Santa Barbara railroad at San Antonio Crk, Goleta Comment
  SBBG1688  Polygonum argyrocoleon C. F. Smith 1949-6-16 2367 Santa Barbara summit of Franceschi Rd; Santa Barbara Comment
  SBBG1689  Polygonum argyrocoleon C. F. Smith 1949-6-5 2382 Santa Barbara Santa Barbara Botanic Garden parking area [natural; not planted] Comment
  SBBG29147  Polygonum argyrocoleon F. W. Peirson, W. L. Jepson 1927-4-13 7179 Imperial Imperial Valley Blvd, opposite ca. central part of Salton Sea Comment
  SBBG33571  Polygonum argyrocoleon M. R. Benedict 1969-8-7 Ventura Thousand Springs Comment
  SBBG38417  Polygonum argyrocoleon H. M. Pollard 1967-7-11 Ventura Front and Palm Sts, Ventura Comment
  SBBG39288  Polygonum argyrocoleon H. M. Pollard 1970-7-20 Ventura E end of Ventura River flood-plain at N end of highway bridge Comment
  SBBG41823  Polygonum argyrocoleon H. M. Pollard 1962-7-7 Santa Barbara Carrillo St, W of Southern Pacific Railroad crossing; Santa Barbara Comment
  SBBG43405  Polygonum argyrocoleon M. R. Benedict 1971-11-17 Ventura excavation, 0.5 mi SW of Air Terminal Comment
  SBBG77486  Polygonum argyrocoleon F. R. Fosberg 1931-4-3 4461 Los Angeles Pebbly Beach Comment
  SBBG80732  Polygonum argyrocoleon G. K. Helmkamp 1985-4-30 446 San Bernardino SE of Morongo Valley, Morongo Cyn, at the entrance to the Preserve 762 Comment
  SBBG89979  Polygonum argyrocoleon S. A. Junak with M. C. Hochberg 1980-6-16 SC 304 Santa Barbara rd to Fraser Pt near ruins of Rancho Nuevo, ca. 0.5 mi E of intersection with rd to UC trailer 83 Comment
  SBBG94904  Polygonum argyrocoleon S. A. Junak 1987-6-3 SN 227 Ventura mesa, at borrow Pit S of Monroe Dr, SW of airfield runways 167 Comment
  SD114145  Polygonum argyrocoleon Darley F. Howe 1950-9-28 2024 San Diego Chula Vista. Comment
  SD138822  Polygonum argyrocoleon Suzanne Bell 1995-5-23 146 San Diego Deerhorn Valley. 825 Comment
  SD142901  Polygonum argyrocoleon Jon P. Rebman, Adrienne Russell 1997-9-6 4183 Imperial West of Calexico, junction of Brockman Road & Highway 98, along irrigation ditch. 0 Comment
  SD15926  Polygonum argyrocoleon Frank F. Gander 1936-5-30 2494 San Diego Banner Grade, about 3 miles below Julian (IPB 3/06) Comment
  SD164171  Polygonum argyrocoleon Jon P. Rebman, Jeannie Gregory 2003-7-25 9474 San Diego Rancho Jamul Ecological Reserve: west of Hwy. 94, south of Jamul & north of Otay Lakes Road; restored wetland area along Jamul Creek 199 Comment
  SD172216  Polygonum argyrocoleon Steven A. Junak 1987-6-3 SN 227 Ventura San Nicolas Island, On mesa at Borrow Pit S of Monroes Drive, SW of airfield runways 167 Comment
  SD179578  Polygonum argyrocoleon Jon P. Rebman, J. Gregory and L. Aerne-Hains 2007-7-9 13637 San Diego Lake Henshaw: SE of East Grade Road and E of Henshaw Truck Trail, approx. 1.3 air miles E of the dam; along the stream feeding into the NE portion of the Lake and on the NE shore 819 Comment
  SD179579  Polygonum argyrocoleon Jon P. Rebman, P. Famolaro & Parabotany Team 2007-8-8 13811 San Diego Loveland Reservoir: S of Alpine and Japatul Valley Road; along the south shore, 0.3 air miles E of the dam located at the southeast end of the reservoir 413 Comment
  SD183040  Polygonum argyrocoleon Jon P. Rebman, J. Gregory, K. Rich, & P. Famolaro 2007-9-12 13995 San Diego Sweetwater Reservoir: east of National City and south of La Presa; vicinity of riparian zone and upland areas northeast and upstream from the east end of the reservoir 78 Comment
  SD183041  Polygonum argyrocoleon Jon P. Rebman, J. Gregory, K. Rich, & P. Famolaro 2007-9-12 13893 San Diego Sweetwater Reservoir: east of National City and south of La Presa; along the north shore near Gum Tree Cove approximately 1.17 miles NE of the dam; north-central side of the reservoir 71 Comment
  SD185293  Polygonum argyrocoleon John F. Green 2005-4-7 Imperial Western Sonoran Desert: E of Salton Sea, right next to Coachella Canal siphon 12, NE BM 85 29 Comment
  SD186302  Polygonum argyrocoleon A. C. Sanders 1992-3-21 12075 Riverside Sonoran Desert: Coachella Valley, Oasis Date Garden, 4.4 miles north of Mecca on Hwy 111 near Ave. 59 -43 Comment
Read comments
Sep 30 2012
  SD186303  Polygonum argyrocoleon Andy C. Sanders 1983-10-12 3966 San Bernardino Little San Bernardino Mtns., Big Morongo Preserve of Nature Conservancy in Big Morongo Canyon, south of town of Morongo Valley 794 Comment
  SD19347  Polygonum argyrocoleon Frank F. Gander 1937-10-7 4603 San Diego Spring Valley Comment
  SD198655  Polygonum argyrocoleon Fred Roberts 2007-6-7 6525 San Diego Rancho Santa Fe: Osuna Valley, east side of Via de la Valle Rd., 0.1 km N jct. Calzada del Bosque Rd. and 1.6 km SSW Rancho Santa Fe town center. 11 Comment
  SD202322  Polygonum argyrocoleon Steven A. Junak 1992-7-23 SN 953 Ventura San Nicolas Island; east end of Mesa at Borrow Pit just southeast of intersection of Monroe Drive and Beach Road. 157 Comment
  SD21501  Polygonum argyrocoleon Frank F. Gander 1938-5-20 5744 Imperial Brawley Comment
  SD223505 Image available Polygonum argyrocoleon Jon P. Rebman, Parabotany volunteers 2012-4-19 23301 San Diego Sweetwater Reservoir property: South of Jamacha Blvd. and just west of Reservoir Dr.; northeast side of the Reservoir 70 Comment
  SD230617  Polygonum argyrocoleon Jon P. Rebman, Victoria Marshall & Tom Barckley 2012-6-26 25018 San Diego Cleveland National Forest: vicinity of Buckman Springs, NE of Morena Reservoir; south of Morena Stokes Valley/Corral Canyon Rd. and west of Buckman Springs Road; along streambed 929 Comment
  SD230618  Polygonum argyrocoleon Jon P. Rebman, John LaGrange & Jerry Greene 2012-6-7 24738 San Diego Barrett Lake: on Pig Point along the west side of Barrett Lake and just east of Barrett Lake Road 490 Comment
  SD40899  Polygonum argyrocoleon Carl B. Wolf none given 4216 Los Angeles Santa Catalina Island. Around the rock crusher at mouth of Pebbly Beach Canyon 14 Comment
  SD62206  Polygonum argyrocoleon Louise Kellogg 1953-9-29 130 Solano North side of Ryer Island, Suisun Bay Comment
  SD82970  Polygonum argyrocoleon Robert F. Thorne, Selwyn Everist 1971-7-31 41128 San Bernardino San Gabriel Mts., Angeles National Forest: Mt. Baldy Notch, grassy slope N side of Ski Lodge 2377 Comment
  SD91995  Polygonum argyrocoleon Reid Moran, R. M. Beauchamp, T. Oberbauer 1975-8-25 22702 Los Angeles sandy flat, NW end of San Clemente Island 4 Comment
  SEINET1004380  Polygonum argyrocoleon John F. Green 2005-1 Imperial Western Sonoran Desert E of Salton Sea, right next to Coachella Canal siphon 12, NE BM 85 30 Comment
  SEINET204005  Polygonum argyrocoleon Thomas H. P. Marshall 1953-10-10 1807 Solano Suisun Bay; Northeast end of Ryer Island. Comment
  SEINET204350  Polygonum argyrocoleon Louise Kellogg 1953-9-29 130 Solano Suisun Bay; North side of Ryer Island. Comment
  SEINET6647346 Image available Polygonum argyrocoleon L. Kellogg 1953-1 130 Solano N side of Ryer Island; Suisun Bay Comment
  SEINET6647348 Image available Polygonum argyrocoleon A. A. Beetle 1943-1 n.s. Imperial Imperial County Comment
  SEINET6647360 Image available Polygonum argyrocoleon L. Kellogg 1953-1 130 Solano N side of Ryer Island; Suisun Bay Comment
  SEINET6647377 Image available Polygonum argyrocoleon A. A. Beetle 1943-1 16 Imperial Imperial County Comment
  SEINET959167  Polygonum argyrocoleon G. K. Helmkamp, E. A. Helmkamp 2005-1 9697 El Dorado Northern Sierra Nevada Foothills: 30 mi SW of Lake Tahoe; 1 mile E of Jenkinson Lake along Mormon Emigrant Road (County Highway 5)(Sly Park 7.5' Q) 1219 Comment
  SJSU15108  Polygonum argyrocoleon N. A. Hopkins 1992-7-21 1719 Sierra Knudson Meadow N of Carman Cr Comment
  SJSU15109  Polygonum argyrocoleon N. A. Hopkins 1992-7-21 1712 Sierra Knudson Meadow N of Carman Cr Comment
  SJSU15110  Polygonum argyrocoleon N. A. Hopkins 1992-7-21 1707 Sierra Knudson Meadow N of Carman Cr Comment
  SJSU8823  Polygonum argyrocoleon S. J. Alleman 1965-10-10 Stanislaus N envirens of Modesto Comment
  SJSU8824  Polygonum argyrocoleon R. C. Lyon 1965-10-1 Santa Clara 3 mi SE Los Gatos Comment
  UC1010232  Polygonum argyrocoleon John C. Roos 1953-3-26 5910 San Bernardino Loma Linda; on edge of orange orchard 335 Comment
  UC1176995  Polygonum argyrocoleon Henry M. Pollard 1955-11-1 Santa Barbara Southern Pacific Railroad nr. Goleta Comment
  UC1192348  Polygonum argyrocoleon Malcolm A. Nobs and S. Galen Smith 1948-9-7 606 San Diego about 5 mi s Escondido; Lake Hodges Comment
  UC1192349  Polygonum argyrocoleon Malcolm A. Nobs and S. Galen Smith 1948-9-4 530 Imperial 5 mi n Westmoreland (along ditches); Imperial Valley Comment
  UC1192350  Polygonum argyrocoleon Malcolm A. Nobs and S. Galen Smith 1948-9-3 501 Riverside 2 mi n Indio; Imperial Valley Comment
  UC1192351  Polygonum argyrocoleon Malcolm A. Nobs and S. Galen Smith 1948-7-15 132 Merced e Gustine; Big Water Club Comment
  UC1532942  Polygonum argyrocoleon Robert F. Thorne 1975-9-4 47394 Los Angeles Fisherman's Cove Santa Catalina Island, campus of USC Marine Science Center Comment
  UC536925  Polygonum argyrocoleon Lawrence M. Booth 1932-7-25 1317 Orange 2 mi from ocean; Santa Ana River Comment
  UC599196  Polygonum argyrocoleon Frank W. Peirson 1938-4-10 12379 Riverside 1-2 mi w Blythe (in ditch on roadside) Comment
  UC625149  Polygonum argyrocoleon F. R. Fosberg 1931-4-3 S 4461 Los Angeles Pebble Beach Santa Catalina Island (side of rock crusher) 5 Comment
  UC791755  Polygonum argyrocoleon A. A. Beetle 1943-5-21 16 Imperial Comment
  UC849985  Polygonum argyrocoleon Carl B. Wolf 4216 Los Angeles Pebbly Beach Canyon Santa Catalina Island (at mouth, around rock crusher) 15 Comment
  UC905077  Polygonum argyrocoleon John Thomas Howell 1948-7-2 24770 Los Angeles Palos Verdes Hills Comment
  UCD150900  Polygonum argyrocoleon James A. Neilson Jr. 1972-10-22 3510 Contra Costa Walnut Creek drainage. Elevation estimated using Google Earth by label maker. 0 Comment
  UCD169679  Polygonum argyrocoleon Louis C. Wheeler 1962-5-20 8086 Los Angeles Wilmington: Catalina Island Terminal, Avalon Blvd. and Canal St. Along railroad. 1890 Comment
  UCD35768  Polygonum argyrocoleon Beecher Crampton 1962-5-29 6483 Fresno 0.9 mile west Five Points. Mt. Whitney Road. Comment
  UCD38920  Polygonum argyrocoleon Beecher Crampton 1961-9-26 5994 Solano Suisun. Comment
  UCD38921  Polygonum argyrocoleon Beecher Crampton 1961-9-26 5994 Solano Suisun. Comment
  UCD39089  Polygonum argyrocoleon Beecher Crampton 1963-9-25 6901 Solano Suisun Marsh. Comment
  UCD77933  Polygonum argyrocoleon Robert E. Preston 2002-6-26 1890 Contra Costa Ca. 0.75 mi S of Werner, W of Werner Dredger Cut, in field 0 Comment
  UCD99889  Polygonum argyrocoleon P. C. Everett; E. K. Balls 1954-10-13 20278 Siskiyou Yellow Pine Forest Community, Seiad Creek, road to Kangaroo Mt., 6.7 mi. n.e. from Hwy 96. 701 Comment
  UCD99899  Polygonum argyrocoleon G. K. Helmkamp; E. A. Helmkamp 2007-9-1 12868 El Dorado Northern Sierra Nevada Mountains. Happy Valley Road, 3.2 miles east of its junction with CA-E-16 (just west of Sweeney's Crossing.) 628 Comment
  UCD99902  Polygonum argyrocoleon John Thomas Howell; Gordon H. True 1967-7-6 43206 Tulare On Road 160 at NW corner, vernal pool natural area in Valley Grassland, ca. 4.5 miles ENE of Pixley. 83 Comment
  UCD99904  Polygonum argyrocoleon Thomas H. P. Marshall 1953-10-10 1807 Solano Northeast end of Ryer Island, Suisun Bay. Comment
  UCD99910  Polygonum argyrocoleon Henry M. Pollard 1957-8-2 s.n. Santa Barbara Southern Pacific R.R. between Goleta and Santa Barbara General Hospital. Comment
  UCD99911  Polygonum argyrocoleon D. W. Ragsdale 1957-6-29 25 Imperial Near Calipatria. Comment
  UCD99914  Polygonum argyrocoleon Clifton F. Smith 1949-6-16 2367 Santa Barbara At summit of Franceschi Road, Santa Barbara. Comment
  UCD99920  Polygonum argyrocoleon Robert F. Thorne; Selwyn Everist 1971-7-31 41128 San Bernardino San Gabriel Mts., Angeles National Forest: Mt. Baldy Notch. 2377 Comment
  UCD99922  Polygonum argyrocoleon Ernest C. Twisselmann 1962-6-20 7412 Kern Kern Co. East Side: Weedpatch Region: Adobe Road 2.4 miles south of Bear Mountain Boulevard. 128 Comment
  UCD99927  Polygonum argyrocoleon Ernest C. Twisselmann 1964-5-26 9543 Kern East side. San Joaquin Valley. Enos Road, 1.5 mile south of Rio Bravo School. 91 Comment
  UCR107555  Polygonum argyrocoleon Steven A. Junak 1992-7-23 SN- 953 Ventura Channel Islands, San Nicolas Island; E end of Mesa, at Borrow Pit just SE of intersetion of Monroe Drive and Beach Road 159 Comment
  UCR107994  Polygonum argyrocoleon Jon P. Rebman, Adrienne Russell 1997-9-6 4183 Imperial Sonoran (Colorado) Desert, Imperial Valley, west of Calexico; junction of Brockman Road and Hwy 98. 1 Comment
  UCR108899  Polygonum argyrocoleon George K. Helmkamp, E. A. Helmkamp 1998-4-18 3316 San Bernardino Eastern Mojave Desert, disturbed soil in the city of Baker 299 Comment
  UCR112479  Polygonum argyrocoleon A. C. Sanders, Mitch Provance, T. B. Salvato 2000-4-18 23327 Riverside Coachella Valley, along Dillon Rd. at junction with Tyler, north of I-10, east of Indio and north of Coachella 5 Comment
  UCR112929  Polygonum argyrocoleon A. C. Sanders, Steve Boyd 1997-4-20 20508 Kern Hills S of the San Joaquin Valley, San Emigdio Ranch, San Emigdio Creek Canyon 3 miles due south of ranch headquarters at junction with dirt road to the west 686 Comment
  UCR121149  Polygonum argyrocoleon George K. Helmkamp, E. A. Helmkamp 2001-3-16 6263 Imperial Sonoran (Colorado) Desert, Imperial Valley, Andre Rd. and Lack Rd., southwest of Westmorland -46 Comment
  UCR128894  Polygonum argyrocoleon A. C. Sanders, E. J. Lawlor, Don Pendleton 1992-3-21 12075 Riverside Sonoran (Colorado) Desert, Coachella Valley, Oasis Date Garden, 4.4 miles north of Mecca on Hwy 111 near Ave. 59 -44 Comment
  UCR132728  Polygonum argyrocoleon A. C. Sanders, N. M. Fellows 1983-10-12 3996 San Bernardino Mojave Desert/ Little San Bernardino Mtns., Big Morongo Preserve of the Nature Conservancy in Big Morongo Canyon, south of town of Morongo Valley 795 Comment
  UCR136449  Polygonum argyrocoleon Beecher Crampton 1973-6-28 8969 Fresno Central Valley, West Side Field Station south [southwest] of Five Points 76 Comment
  UCR138513  Polygonum argyrocoleon L. C. Wheeler 1970-6-9 s.n. Los Angeles San Pedro, south of 200 E. Signal Street 3 Comment
  UCR14022  Polygonum argyrocoleon O. F. Clarke, G. K. Helmkamp, Jeanine Derby 1973-10-16 s.n. Inyo Northern Mojave Desert, China Ranch, Amargosa River Valley near San Bernardino Co. line 400 Comment
  UCR155082  Polygonum argyrocoleon A. C. Sanders, Kelly Volansky 2005-3-17 29243 Riverside Perris-Aguanga Basin Region, French Valley, SE of Winchester Rd. (Hwy 79) between Thompson Rd. and Benton Rd., c. 0.5 mi. NE of Adobe Spring, near San Diego Aqueduct 412 Comment
  UCR162954  Polygonum argyrocoleon Fred M. Roberts, D. E. Bramlet 2005-4-1 6142 Riverside Upper Salt Creek, W of Hemet, parcel between Devonshire and Florida, c. 0.2km N of Florida and 0.2km W San Diego Aquaduct; c. 2km NW Ryn Field 457 Comment
  UCR163689  Polygonum argyrocoleon A. C. Sanders 2005-7-4 31388 San Bernardino San Bernardino Mtns., Cienaga Seca, Blue Sky Meadow Science Camp, N and W sides of the meadow 2470 Comment
  UCR16524  Polygonum argyrocoleon John Dean 1965-4-15 s.n. Riverside Sonoran (Colorado) Desert, 0.5 miles south of McCoy Wash mouth 91 Comment
  UCR166059  Polygonum argyrocoleon John F. Green 2005-4-7 s.n. Imperial Sonoran (Colorado) Desert, E of Salton Sea, right next to Coachella Canal siphon 12, NE BM 85 30 Comment
  UCR171244  Polygonum argyrocoleon George K. Helmkamp, E. A. Helmkamp 2005-7-11 9697 El Dorado Northern Sierra Nevada Foothills, 30 miles SW of Lake Tahoe; 1 mile east of Jenkinson Lake along Mormon Emigrant Road/County Highway 5 1220 Comment
  UCR17333  Polygonum argyrocoleon O. F. Clarke 1978-10-20 s.n. Riverside Riverside; Rubidoux area, 0.5 mi. north of Santa Ana River, north side of Limonite, 0.3 mi west of Clay St. intersection Comment
  UCR189898  Polygonum argyrocoleon George K. Helmkamp, E. A. Helmkamp 2007-9-1 12868 El Dorado Foothills, northern Sierra Nevada Mountains, Happy Valley Road 3.2 miles east of its junction with CA-E-16 (just west of Sweeney's Crossing) 628 Comment
  UCR200484  Polygonum argyrocoleon Jim Andre, G. L. Clifton 2008-3-10 9351 San Bernardino Silver Lake, silty saline flats (ephemerally moist) along transmission line road c. 0.6 mi northwest of Baker 274 Comment
  UCR20450  Polygonum argyrocoleon John C. Roos 1953-3-26 5910 San Bernardino San Bernardino Valley, Loma Linda 354 Comment
  UCR206707  Polygonum argyrocoleon George K. Helmkamp, E. A. Helmkamp 2009-5-24 14771 El Dorado Sierra Nevada Mountains Foothills, Sand Ridge Road, 1.3 miles east of the Cosumnes River and CA-49 381 Comment
  UCR207680  Polygonum argyrocoleon G. R. Ballmer 2006-3-2 s.n. Riverside Sonoran Desert, Coachella Valley, corner of Buchanan St. and Ave. 57 -11 Comment
  UCR210419  Polygonum argyrocoleon R. G. Swinney 2008-12-6 9973 Los Angeles San Gabriel Mtns., Azusa, mouth of San Gabriel Canyon west of Roberts Canyon on north side of San Gabriel River channel 229 Comment
  UCR222633  Polygonum argyrocoleon David Charlton 2010-10-8 s.n. Los Angeles Western Mojave Desert, Edwards Air Force Base, SW of Piute Ponds and adjacent to Shuttle Road and District 14 waste water outlet, west side of Shuttle Road at curve 698 Comment
  UCR225295  Polygonum argyrocoleon A. C. Sanders, Chloe Scott, Bill Clark, Josh Utter, Eve Laeger 2011-5-5 39456 Inyo NE Mojave Desert, Pahrump Valley, NE edge of Pahrump Dry Lake along dirt road 2.25 km SW of NV state line 766 Comment
  UCR229148  Polygonum argyrocoleon Dan S. Cooper 2011-5-13 511- 72 Los Angeles South Coast, Madrona Marsh, Torrance 24 Comment
  UCR229493  Polygonum argyrocoleon Jeremiah George 2011-7-18 s.n. Riverside Peninsular Range; Elsinore Trough, North Lake Elsinore, just west of Nichols Rd. and Collier Ave. junction 384 Comment
  UCR242045  Polygonum argyrocoleon Dan S. Cooper 2012-7-24 712- 31 Los Angeles Western Transverse Range; Santa Monica Mountains, Encinal Canyon Rd. near Malibu Country Club 537 Comment
  UCR245007  Polygonum argyrocoleon Jon P. Rebman, Victoria Marshall, Tom Barckley 2012-6-26 25018 San Diego Peninsular Range, Cleveland National Forest, vicinity of Buckman Springs, NE of Morena Reservoir, southeast of Morena Stokes Valley/Corral Canyon Road and west of Buckman Springs Road, along streambed. Square: S22 930 Comment
  UCR256774  Polygonum argyrocoleon T. B. Salvato, Matthew Malle 2013-5-20 7584 Riverside Perris-Aguanga Basin, Menifee, vacant lot north of Newcomb Substation, at southwest corner of Lazy Creek Road and Murrieta Road 432 Comment
  UCR260539  Polygonum argyrocoleon T. B. Salvato, Matt Malle, Thomas M. Sullivan Jr 2014-5-30 8060 Riverside Perris-Aguanga Basin, Wildomar, c. 2 mi east of Lake Elsinore, west side of Mission Trail, north of Victorian Lane 387 Comment
  UCR30596  Polygonum argyrocoleon John C. Roos 1965-9-5 s.n. Riverside Sonoran (Colorado) Desert, Blythe 76 Comment
  UCR30823  Polygonum argyrocoleon John C. Roos 1937-6-9 2252 Imperial Sonoran (Colorado) Desert, Westmorland, Imperial Valley -43 Comment
  UCR36573  Polygonum argyrocoleon A. C. Sanders 1984-6-18 5062 Yolo Sacramento Valley, Sacramento Bypass near Bryte, just NW of Sacramento, bed of the bypass 1 mi west of the Sacramento River 5 Comment
  UCR41578  Polygonum argyrocoleon A. C. Sanders, D. Charlton, B. Pitzer, , J. Kniffen, R. Kniffen, W. W. Wright, Howie Weir, D. E. Bramlet 1986-3-8 6167 Imperial Sonoran (Colorado) Desert, Imperial Valley, at the intersection of Hwy 78 and S-32 (Butters Road), c. 9 miles east of Brawley -30 Comment
  UCR48185  Polygonum argyrocoleon R. F. Thorne 1975-9-4 47394 Los Angeles Santa Catalina Island; Fisherman's Cove; campus of USC Marine Science Center Comment
  UCR59845  Polygonum argyrocoleon George K. Helmkamp 1989-9-16 s.n. Riverside Sonoran (Colorado) Desert, W of Blythe, c. 0.5 mi. south of Hwy I-10 ['I-8'] , at Seeley Ave. [=16th Ave.] and Calif. Hwy 78 79 Comment
  UCR74191  Polygonum argyrocoleon A. C. Sanders, E. J. Lott, Don Pendleton 1992-6-5 12376 San Bernardino San Bernardino Mtns., east of Yucaipa, Water Canyon, a tributary to Wildwood Canyon from the north. Old Hunt Ranch, c. 0.75 mi north of Wildwood Canyon Road 1067 Comment
  UCR85588  Polygonum argyrocoleon Julie A. Greene, Steve Boyd, D. E. Bramlet, Hilda Flores, H. Ochoterana 1993-7-9 1425 Riverside San Jacinto Valley, San Jacinto Wildlife Area. south of Visitor center, by waterfowl kiosk, east of Davis Road. 433 Comment
  UCR88166  Polygonum argyrocoleon A. C. Sanders, G. K. Helmkamp, P. J. MacKay 1995-3-12 16075 Riverside Sonoran (Colorado) Desert, Coachella Valley, agricultural area along Ave. 78, 0.4 mi west of Hwy 86 and1.5 mi NW of Oasis, east of Filmore St. -37 Comment
  UCR91950  Polygonum argyrocoleon George K. Helmkamp 1996-3-11 1002 Riverside Sonoran (Colorado) Desert, Colorado River Valley, 35th Avenue and California Hwy 78, 1.7 mi north of PaloVerde 72 Comment
  UCR94692  Polygonum argyrocoleon A. C. Sanders, E. J. Lott 1993-5-6 13955 Los Angeles Western Mojave Desert, 13 miles north of Palmdale, Sierra Hwy at Ave 'F 701 Comment
  UCR99005  Polygonum argyrocoleon Michael Theroux 1983-6-18 570 Kern Greenhorn Mountains, Alta Sierra, Sequoia National Forest. 8 mi north of Lake Isabella off Hwy 155 1768 Comment
  CAS-BOT-BC413747  Polygonum argyrocoleon Ernest C. Twisselmann 1954-8-21 1518 Fresno Temblor Range and the Western San Joaquin Valley. Lost Hills-Corcoran Highway, 5 miles north of Kings County Line 60 Comment
  CAS-BOT-BC413748  Polygonum argyrocoleon Peter H. Raven 1955-8-31 8776 Fresno 14.4 mi. w. of Kerman on road to Mendota Comment
  CAS-BOT-BC413749  Polygonum argyrocoleon Walter Lennon 1974-10-24 s.n. Marin Pt. San Pedro Blvd., San Rafael Comment
  CAS-BOT-BC413750  Polygonum argyrocoleon Malcom A. Nobs; S. Galen Smith 1948-7-15 132 Merced Big Water Club, east of Gustine Comment
  CAS-BOT-BC413751  Polygonum argyrocoleon Ernest C. Twisselmann 1963-7-25 8805 Monterey Cholame Road at the Cholame Ranch Headquarters 365 Comment
  CAS-BOT-BC413752  Polygonum argyrocoleon Ernest C. Twisselmann 1963-7-25 8805 Monterey Cholame Road at the Cholame Ranch Headquarters 365 Comment
  CAS-BOT-BC413753  Polygonum argyrocoleon Carl B. Wolf 1932-9-13 4038 Orange Bryant Ranch: North boundary between Flood Control dike & well in S.E.1/4 Sect. 25; about 1300 ft. W. of N.E. corner of S.E.1/4 Sect. 25 T4S R12W 6 Comment
  CAS-BOT-BC413756  Polygonum argyrocoleon Chester Dudley 1935-1-1 s.n. San Luis Obispo San Marcos Creek, Santa Lucia Mts. Comment
  CAS-BOT-BC413757  Polygonum argyrocoleon John Thomas Howell 1953-6-3 29057 San Mateo Bayshore Highway, Redwood City Comment
  CAS-BOT-BC413758  Polygonum argyrocoleon Louise Kellogg 1953-9-29 130 Solano North side of Ryer Island, Suisun Bay Comment
  CAS-BOT-BC413762  Polygonum argyrocoleon Henson; Goodwin 1932-7-6 s.n. Imperial Unspecified Comment
  CAS-BOT-BC413763  Polygonum argyrocoleon Henson; Goodwin 1932-7-6 s.n. Imperial Unspecified Comment
  CAS-BOT-BC419750  Polygonum argyrocoleon Ernest C. Twisselmann 1958-9-3 4790 Kern Temblor Range and the Western San Joaquin Valley. Irrigation ditch overflow area just north of Goose Lake 71 Comment
  CAS-BOT-BC419751  Polygonum argyrocoleon Ernest C. Twisselmann 1958-9-3 4790 Kern Temblor Range and the Western San Joaquin Valley. Irrigation ditch overflow area just north of Goose Lake 71 Comment
  CAS-BOT-BC419752  Polygonum argyrocoleon Ernest C. Twisselmann 1953-8-17 714 Kern Temblor Range and the Western San Joaquin Valley. Buena Vista Slough, 2.5 miles east of Lost Hills Comment
  CAS-BOT-BC419753  Polygonum argyrocoleon Ernest C. Twisselmann 1969-10-16 16276 Kern San Joaquin Valley, the Kern County East Side. DiGiorgio Road, 0.6 mile east of Cottonwood Road. 91 Comment
  CAS-BOT-BC419754  Polygonum argyrocoleon Ernest C. Twisselmann 1969-10-16 16276 Kern San Joaquin Valley, the Kern County East Side. DiGiorgio Road, 0.6 mile east of Cottonwood Road. 91 Comment
  CAS-BOT-BC419755  Polygonum argyrocoleon Ernest C. Twisselmann 1962-6-20 7412 Kern San Joaquin Valley, the Kern County East Side. Weedpatch region: Adobe Road 2.4 miles south of Bear Mountain Boulevard 128 Comment
  CAS-BOT-BC419756  Polygonum argyrocoleon Ernest C. Twisselmann 1962-6-20 7412 Kern San Joaquin Valley, the Kern County East Side. Weedpatch region: Adobe Road 2.4 miles south of Bear Mountain Boulevard 128 Comment
  CAS-BOT-BC419757  Polygonum argyrocoleon Ernest C. Twisselmann 1963-9-6 8949 Kern San Joaquin Valley, the Kern County East Side. Highway U. S. 466, 6 miles west of Wasco. 99 Comment
  CAS-BOT-BC419758  Polygonum argyrocoleon Ernest C. Twisselmann 1963-9-6 8949 Kern San Joaquin Valley, the Kern County East Side. Highway U.S. 466, 6 miles west of Wasco. 99 Comment
  CAS-BOT-BC419759  Polygonum argyrocoleon Ernest C. Twisselmann 1964-5-26 9543 Kern San Joaquin Valley, the Kern County East Side. Enos Road, 1.5 mile south of Rio Bravo School. 91 Comment
  CAS-BOT-BC419760  Polygonum argyrocoleon Ernest C. Twisselmann 1964-9-29 10259 Kern San Joaquin Valley, Kern National Wildlife Refuge 76 Comment
  CAS-BOT-BC419761  Polygonum argyrocoleon Ernest C. Twisselmann 1964-9-29 10259 Kern San Joaquin Valley, Kern National Wildlife Refuge 76 Comment
  CAS-BOT-BC419762  Polygonum argyrocoleon Ernest C. Twisselmann 1954-9-1 1548 Kings Temblor Range and the Western San Joaquin Valley. Old Tulare Lake Bed: 6 miles west of South Lake Farms 57 Comment
  CAS-BOT-BC419763  Polygonum argyrocoleon Ernest C. Twisselmann 1954-9-1 1548 Kings Temblor Range and the Western San Joaquin Valley. Old Tulare Lake Bed: 6 miles west of South Lake Farms, southern Kings County. 57 Comment
  CAS-BOT-BC419764  Polygonum argyrocoleon Ernest C. Twisselmann 1954-8-21 1518 Kings Temblor Range and the Western San Joaquin Valley. Lost Hills-Corcoran Highway, 5 miles north of Kern County line 60 Comment
  CAS-BOT-BC419765  Polygonum argyrocoleon Ernest C. Twisselmann 1955-7-13 2247 Kings Temblor Range and the Western San Joaquin Valley. Tulare Lake Bed 56 Comment
  CAS-BOT-BC419766  Polygonum argyrocoleon Ernest C. Twisselmann 1961-9-21 6570 Lassen Harvey Valley Road, ca. 14 miles south of Pittville 1219 Comment
  CAS-BOT-BC419767  Polygonum argyrocoleon John Thomas Howell 1976-7-20 52030 Lassen About 5 miles west of Fredonyer Pass near confluence of Susan River and Willard Creek 1432 Comment
  CAS-BOT-BC419768  Polygonum argyrocoleon John Thomas Howell 1973-7-10 49763 Lassen Near Westwood 1554 Comment
  CAS-BOT-BC419769  Polygonum argyrocoleon G. Schoolcraft 1989-6-19 1919 Lassen Ash Valley RNA/ACEC. Comment
  CAS-BOT-BC419770  Polygonum argyrocoleon Luella Bass 1976-9-1 s.n. Lassen Willard Creek w. of Susanville Comment
  CAS-BOT-BC419771  Polygonum argyrocoleon Alice Eastwood 1912-8-22 1795 Lassen Trail from Morgans Springs to Sulphur Works, Lassen Butte Region Comment
  CAS-BOT-BC419772  Polygonum argyrocoleon Louis C. Wheeler 1962-5-20 8086 Los Angeles Wilmington: Catalina Island Terminal, Avalon Blvd. and Canal St. Comment
  CAS-BOT-BC419773  Polygonum argyrocoleon Carl B. Wolf No date on label 4216 Los Angeles Santa Catalina Island. Around the Rock Crusher, at mouth of Pebbly Beach Canyon. 22 Comment
  CAS-BOT-BC419774  Polygonum argyrocoleon John Thomas Howell 1948-7-2 24770 Los Angeles Palos Verdes Hills Comment
  CAS-BOT-BC419775  Polygonum argyrocoleon Peter Kamb 1948-2-1 763 b Unknown Valley in the Jurupa Mts west of Colton, San Bernardino/Riverside County 304 Comment
  CAS-BOT-BC419776  Polygonum argyrocoleon Fay A. Mac Fadden 1936-6-1 14675 Los Angeles Mulholland Drive Comment
  CAS-BOT-BC419777  Polygonum argyrocoleon John Thomas Howell 1948-7-2 24770 Los Angeles Palos Verdes Hills Comment
  CAS-BOT-BC419778  Polygonum argyrocoleon Louis C. Wheeler 1933-8-15 2085 San Bernardino 2 mi. SE Claremont 243 Comment
  CAS-BOT-BC419779  Polygonum argyrocoleon Louis C. Wheeler 1933-8-15 2085 San Bernardino 2 mi. SE Claremont 243 Comment
  CAS-BOT-BC419781  Polygonum argyrocoleon Peter H. Raven; R. K. Beeks 1961-9-29 16760 San Bernardino San Bernardino Mountains, at head of Grass Valley, 1 mile east of Twin Peaks 1767 Comment
  CAS-BOT-BC419782  Polygonum argyrocoleon Henry M. Pollard 1958-5-16 s.n. Santa Barbara 222 W. Anapamu St., Santa Barbara Comment
  CAS-BOT-BC419783  Polygonum argyrocoleon Henry M. Pollard 1962-7-1 s.n. Santa Barbara On Carrillo St. west of Southern Pacific Railroad crossing, Santa Barbara Comment
  CAS-BOT-BC419784  Polygonum argyrocoleon Henry M. Pollard 1954-9-17 s.n. Santa Barbara S.P. R.R. near Gola Street, Santa Barbara. Comment
  CAS-BOT-BC419785  Polygonum argyrocoleon Henry M. Pollard 1955-7-24 s.n. Santa Barbara Southern Pacific Railrod between Elwood [Ellwood] & Goleta Comment
  CAS-BOT-BC419787  Polygonum argyrocoleon John Thomas Howell; Gordon H. True 1967-7-6 43206 Tulare On Road 160 at NW corner. About 4 1/2 miles east-northeast of Pixley 83 Comment
  CAS-BOT-BC419788  Polygonum argyrocoleon John Thomas Howell; Gordon H. True 1967-9-21 43962 Tulare About 4 1/2 miles east-northeast of Pixley 83 Comment
  CAS-BOT-BC419790  Polygonum argyrocoleon Steven A. Junak 1992-7-23 SN- 953 Ventura California Islands. San Nicolas Island: E end of Mesa, at Borrow Pit just SE of intersection of Monroe Drive and Beach Road. 158 Comment
  CAS-BOT-BC419791  Polygonum argyrocoleon Henry M. Pollard 1967-7-11 s.n. Ventura Front and Palm Sts., Ventura Comment
  CAS-BOT-BC419792  Polygonum argyrocoleon Henry M. Pollard 1962-9-6 s.n. Ventura Ventura River Basin. Southern Pacific Railroad near Oak St., Ventura Comment
  CAS-BOT-BC419793  Polygonum argyrocoleon Henry M. Pollard 1948-6-25 s.n. Ventura Ventura River Basin. Grounds of California Preparatory School, Ojai Comment
  CAS-BOT-BC419794  Polygonum argyrocoleon Henry M. Pollard 1970-7-20 s.n. Ventura Edge of Ventura River flood-plain at north end of Highway bridge, Ventura Comment
  CAS-BOT-BC419795  Polygonum argyrocoleon Henry M. Pollard 1949-8-14 s.n. Ventura Ventura River Basin. So. Pac. R. R. near Ventura River bridge, Ventura Comment
  CAS-BOT-BC419796  Polygonum argyrocoleon Henry M. Pollard 1963-5-18 s.n. Ventura Ventura River Basin. Grand Ave. near Montgomery St., Ojai. Comment
  CDA2843  Polygonum argyrocoleon Henson, Goodwin 1932-7-6 Imperial 0 Comment
  HSC63947  Polygonum argyrocoleon Teresa Prendusi 1980-7-1 Lassen Champs Flat, 8 mi. W of N Eagle Lake. 1677 Comment
  HSC93784  Polygonum argyrocoleon L. C. Wheeler 1962-5-20 8086 Los Angeles Wilmington: Catalina Island Terminal, Avalon Blvd. and Canal St. Comment
  LA105102  Polygonum argyrocoleon Barry A. Prigge; 1988-7-3 8219 Los Angeles Santa Monica Mountains, Calabasas, Calabasas, ca 0.5 mi. E of N-junction of Mulholland Hwy and Old Topanga Rd. on Mulholland Hwy 327 Comment
  LA105587  Polygonum argyrocoleon Barry A. Prigge; 1989-5-10 8717 Los Angeles SANTA MONICA MOUNTAINS, Point Dume, above Dume Cove. 30 Comment
  LA51384  Polygonum argyrocoleon R. L. Armacost; 1960-7-21 1303 Los Angeles 6 Comment
  OBI62752  Polygonum argyrocoleon M. T. Hanson 1981-10-10 s.n. Fresno Mendota Comment
  POM144894  Polygonum argyrocoleon A. A. Heller 1902-8-4 4164 Lake On Eel river one mile below Hullville. Comment
  POM201772  Polygonum argyrocoleon L. M. Booth 1932-7-25 s.n. Orange Santa Ana River 2 miles from ocean. Comment
  POM211510  Polygonum argyrocoleon Louis C. Wheeler 1934-7-3 2860 Siskiyou Soda Creek, Sterling Mt. Siskiyou Mountains. 1677 Comment
  POM211789  Polygonum argyrocoleon Louis C. Wheeler 1933-8-15 2085 San Bernardino 2 mi. SE Claremont. 244 Comment
  POM312902  Polygonum argyrocoleon S. Galen Smith, Malcolm A. Nobs 1948-7-15 132 Merced Big Water Club, E of Gustine, Merced County Comment
  POM87079  Polygonum argyrocoleon F. W. Peirson 1925-7-2 6204 El Dorado South side of Lake Tahoe. 1905 Comment
  RSA0034919  Polygonum argyrocoleon P. R. Brown 1970-4-9 34 Los Angeles Upper pond, Canon de Lana, Woodland Hills Nature Center. Comment
  RSA0102410  Polygonum argyrocoleon Lyman Benson 1948-3-27 12859 Los Angeles Claremont. 365 Comment
  RSA125362  Polygonum argyrocoleon R. Weatherby 1950-3-5 1049 Imperial 5 miles west of Yuma on Hwy 80. 61 Comment
  RSA127356  Polygonum argyrocoleon H. M. Pollard 1955-11-1 s.n. Santa Barbara Southern Pacific RR near Goleta. Comment
  RSA155556  Polygonum argyrocoleon L. S. Rose 1962-3-2 62011 Riverside La Quinta 3 Comment
  RSA165540  Polygonum argyrocoleon Clare B. Hardham 1962-9-11 10935 Fresno Ponderosa Fire Road. between Toll House and Auberry 1524 Comment
  RSA178685  Polygonum argyrocoleon Peter H. Raven 1959-3-29 s.n. San Bernardino Colorado River just north of Needles. Comment
  RSA201478  Polygonum argyrocoleon J. T. Howell 1962-7-9 s.n. Kern Sierra Nevada, Isabella 762 Comment
  RSA215896  Polygonum argyrocoleon J. T. Howell 1957-6-16 32640 San Francisco Third and Davidson streets. Comment
  RSA216732  Polygonum argyrocoleon Robert F. Hoover 1965-9-15 9560 San Luis Obispo Upper Salinas River just S of Pozo. In barren clay spots at base of hill Comment
  RSA225775  Polygonum argyrocoleon Robert F. Thorne, Selwyn Everist 1971-7-31 41128 San Bernardino San Gabriel Mountains, Angeles National Forest: Mt. Baldy Notch 2378 Comment
  RSA258087  Polygonum argyrocoleon Robert A. Norris 1975-6-1 2378 Kings Interstate Hwy 5 right of way in flat farmland area between Avenal and Kettleman City. Comment
  RSA43995  Polygonum argyrocoleon H. M. Pollard 1948-8-29 s.n. Ventura So. Pac. RR west of Ventura. Comment
  RSA466391  Polygonum argyrocoleon House, Grumbles Grumbles 1930-8-5 s.n. Los Angeles San Clemente Island. Comment
  RSA466392  Polygonum argyrocoleon H. M. Pollard 1970-7-20 s.n. Ventura Edge of Ventura River flood-plain at north of Hwy bridge. Comment
  RSA4817  Polygonum argyrocoleon James Snow 1932-1 s.n. Los Angeles Bryant Ranch, near Long Beach. Station #1, Plant #1 Comment
  RSA51252  Polygonum argyrocoleon W. Anderson 1950-6-4 s.n. Imperial Near Calapatria. Comment
  RSA518290  Polygonum argyrocoleon George K. Helmkamp 1989-9-16 s.n. Riverside ca. 1/2 mi. S of Hwy I-8 W of Blythe, at Seeley Rd. and state Hwy 78. QH 0N, 1E 75 Comment
  RSA54051  Polygonum argyrocoleon J. T. Howell 1948-7-2 s.n. Los Angeles Palos Verde Hills. Comment
  RSA551999  Polygonum argyrocoleon Alan Romspert 1976-5-23 199 Inyo Suprise Canyon, Panamint Mountains, Death Valley National Monument. 1159 Comment
  RSA557344  Polygonum argyrocoleon Julie Greene 1993-5-12 1309 Riverside San Jacinto Wildlife Area; south of gated W-E road, east of Davis Road. 433 Comment
  RSA5965  Polygonum argyrocoleon Carl B. Wolf 1932-9-13 4038 Orange Bryant Ranch, No. boundary between San Gabriel River Flood Control Dike and Well. 6 Comment
  RSA604719  Polygonum argyrocoleon Louis C. Wheeler 1962-5-20 8086 Los Angeles Wilmington: Catalina Island Terminal, Avalon Blvd. and Canal St. Comment
  RSA607511  Polygonum argyrocoleon Louis C. Wheeler 1973-6-15 s.n. Los Angeles Los Angeles: Between San Diego (405) Fwy and Sepulveda Blvd., just E of Alameda St. Comment
  RSA609032  Polygonum argyrocoleon Steven A. Junak 1992-7-23 SN- 953 Ventura San Nicolas Island. E end of Mesa, at Borrow Pit just SE of intersection of Monroe Drive and Beach Road. 159 Comment
  RSA611070  Polygonum argyrocoleon Louis C. Wheeler 1970-6-9 s.n. Los Angeles San Pedro: South of 200 E. Signal Street. Comment
  RSA78184  Polygonum argyrocoleon Unspecified 1953-3-26 5910 San Bernardino Edge of orange orchard, Loma Linda. 335 Comment
  SBBG109959  Polygonum argyrocoleon L. C. Wheeler 1962-5-20 8086 Los Angeles Catalina Island Terminal, Avalon Blvd and Canal Street Comment
  SBBG19667  Polygonum argyrocoleon E. C. Twisselmann 1963-7-25 8805 Monterey Cholame Rd at the Cholame Ranch headquarters 365 Comment
  SBBG44976  Polygonum argyrocoleon L. C. Wheeler 1933-8-15 2085 Los Angeles 2 mi SE Claremont 243 Comment
  SD214617  Polygonum argyrocoleon Clifton F. Smith 1951-8-12 3186 Santa Barbara in yard at horse riding school on Nogal Drive, north of Vieja Drive, Hope Ranch area, Santa Barbara Comment
  SD39923  Polygonum argyrocoleon Edith A. Purer 1933-10-7 5598 Los Angeles Stabilized sand dunes, El Segundo Comment
  SEINET11938630  Polygonum argyrocoleon Unknown 1953-1 1808 Solano NE end of Ryer Island, Suisun Bay Comment
  SEINET11938631  Polygonum argyrocoleon Unknown 1953-1 130 Solano North Side of Ryer Island, Suisun Bay Comment
  UC917174  Polygonum argyrocoleon W. A. Harvey and J. M. Tucker 1948-6-28 1692 Solano Hwy 24 3 1/2 mi n Antioch Bridge Comment
  UCD149827  Polygonum argyrocoleon William Anderson 1964-8-28 s.n. Fresno Fresno County. So. Dos Palos. Comment
  UCD33821  Polygonum argyrocoleon Beecher Crampton 1973-6-28 8969 Fresno Fresno County, West Side Field Station south of Five Points. Comment
  UCD99882  Polygonum argyrocoleon A. A. Beetle 1944-5-4 1971 Fresno Western part of county, near Five Point weed in Flax field. Comment
  UCD99885  Polygonum argyrocoleon M. Ensign 1943-5-31 349 Yolo University Farm. Comment
  UCD99895  Polygonum argyrocoleon Henson-Goodwin 1932-7-6 s.n. Imperial location unknown. Comment
  UCD99906  Polygonum argyrocoleon Malcolm A. Nobs; S. Galen Smith 1948-7-15 134 Merced east of Gustine, Big Water Club. Comment
  UCD99923  Polygonum argyrocoleon Ernest C. Twisselmann 1963-7-25 8805 Monterey Cholame Road at the Cholame Ranch Headquarters. 365 Comment
  UCSB1563  Polygonum argyrocoleon Smith, Clifton 1948-8-12 Santa Barbara Along railroad at San Antonio Creek, Goleta Comment



  Copyright © 2019 Regents of the University of California — Updated 11 January 2019
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