Search Results — 1157 specimen records retrieved (837 records with coordinates)
Results for search: Scientific name=Persicaria lapathifolia (including nomenclatural synonyms);   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/).
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? Specimen ID Determination * Collector Collection Date Collection Number County Locality Elevation in meters Feedback
  CAS-BOT-BC227687  Persicaria lapathifolia Steven A. Junak 1991-8-1 SC- 2786 Santa Barbara Santa Cruz Island. Central Valley, along Valley Road just W of Bosque Mano Eucalyptus grove, N of The Nature Conservancy cabins 79 Comment
  CAS-BOT-BC257661  Persicaria lapathifolia E. Painter; E. Neese 1994-7-19 HL 798 Monterey Fort Hunter Liggett (Cantonment), near Del Venturi Road ford of San Antonio River, ca. 3.7 air km WSW of Old Man Canyon, ca. 4.0 air km NW of Oro Fino Canyon 300 Comment
  CAS-BOT-BC413766  Persicaria lapathifolia V. F. Hesse 1958-11-6 2568 Santa Cruz Pinto Lake, near Freedom 60 Comment
  CAS-BOT-BC413769  Persicaria lapathifolia Cherie L. Wetzel 1968-11-19 530 Alameda Niles Canyon and Vicinity Comment
  CAS-BOT-BC413771  Persicaria lapathifolia Cherie L. Wetzel 1968-11-19 531 Alameda Niles Canyon and Vicinity Comment
  CAS-BOT-BC413775  Persicaria lapathifolia Paul F. Covel 1936-10-1 566 Alameda Oakland Hills Comment
  CAS-BOT-BC413776  Persicaria lapathifolia Dr. A. Kellogg; W. G. W. Harford 1868-8-26 4 Alameda Oakland Hills Comment
  CAS-BOT-BC413780  Persicaria lapathifolia Walter Knight 1978-8-27 3166 Contra Costa Contra Loma Regional Park 30 Comment
  CAS-BOT-BC413781  Persicaria lapathifolia Walter Knight 1978-8-27 3163 Contra Costa Contra Loma Regional Park 30 Comment
  CAS-BOT-BC413783  Persicaria lapathifolia John Thomas Howell 1931-9-29 8124 San Francisco Mountain Lake, Presidio, San Francisco Comment
  CAS-BOT-BC413785  Persicaria lapathifolia John Thomas Howell 1931-9-29 8124 San Francisco Mountain Lake, Presidio, San Francisco Comment
  CAS-BOT-BC413787  Persicaria lapathifolia John Thomas Howell 1956-10-28 31928 San Francisco San Francisco. Mountain Lake, Presidio Comment
  CAS-BOT-BC413789  Persicaria lapathifolia Peter H. Raven 1954-9-19 8226 San Francisco Near Mountain Lake, San Francisco Comment
  CAS-BOT-BC413791  Persicaria lapathifolia Dr. Mildred Bush 1953-1-1 s.n. San Francisco Lake Merced, San Francisco Comment
  CAS-BOT-BC413795  Persicaria lapathifolia W. R. Dudley 1909-9-1 s.n. Santa Cruz Pajaro River, Watsonville Comment
  CAS-BOT-BC413796  Persicaria lapathifolia W. R. Dudley 1902-10-13 s.n. Santa Cruz Santa Cruz Peninsula. Aptos Comment
  CAS-BOT-BC413798  Persicaria lapathifolia Le Roy Abrams 1902-10-13 3035 Santa Cruz Aptos Comment
  CAS-BOT-BC418930  Persicaria lapathifolia Ynez Whilton Winblad 1937-10-3 s.n. Fresno Balch Station Comment
  CAS-BOT-BC418931  Persicaria lapathifolia S. B. Parish 1912-7-2 8075 Imperial Near Calexico Comment
  CAS-BOT-BC418932  Persicaria lapathifolia J. W. Congdon 1882-8-12 s.n. Mariposa Mormon Bar Comment
  CAS-BOT-BC418933  Persicaria lapathifolia Malcom A. Nobs; S. Galen Smith 1949-9-1 1738 Mono At the Rush Creek Wildlife area, on the southwestern shore of Mono Lake Comment
  CAS-BOT-BC418934  Persicaria lapathifolia Gordon H. True 1961-8-12 152 Nevada G. H. True Ranch, 7 miles south-west of Grass Valley on McCourtney Road 548 Comment
  CAS-BOT-BC418935  Persicaria lapathifolia E. R. Blakley 1960-9-3 3818 Placer King's Beach, Lake Tahoe 1903 Comment
  CAS-BOT-BC418938  Persicaria lapathifolia Jas. McMurphy 1914-6-16 s.n. Shasta Redding Comment
  CAS-BOT-BC418939  Persicaria lapathifolia Carl B. Wolf 1927-8-26 990 Siskiyou On the Klamath River, 5 mi. below Hornbrook Comment
  CAS-BOT-BC418944  Persicaria lapathifolia L. E. Smith 1914-5-8 675 Tehama Red Bluff Comment
  CAS-BOT-BC418945  Persicaria lapathifolia Ernest C. Twisselmann 1965-9-19 11586 Tulare San Joaquin Valley, Pixley National Wildlife Refuge. Lake on the west side of the Refuge 68 Comment
  CAS-BOT-BC418946  Persicaria lapathifolia Ernest C. Twisselmann 1965-9-19 11586 Tulare San Joaquin Valley, Pixley National Wildlife Refuge. Lake on the west side of the Refuge 68 Comment
  CAS-BOT-BC418948  Persicaria lapathifolia Ira L. Wiggins 1928-9-9 3332 Butte Sandy Gulch Creek, 3 miles west of Chico Comment
  CAS-BOT-BC418950  Persicaria lapathifolia Lowell Ahart 1974-11-9 s.n. Butte Peter Ahart Ranch, Honcut 45 Comment
  CAS-BOT-BC418952  Persicaria lapathifolia Lowell Ahart 1981-8-15 3041 Butte Snag Lake (about 3 miles south of Jonesville) 1524 Comment
  CAS-BOT-BC418953  Persicaria lapathifolia Lowell Ahart 1974-11-9 s.n. Butte Peter Ahart Ranch, Honcut 45 Comment
  CAS-BOT-BC418955  Persicaria lapathifolia Lowell Ahart 1987-7-3 5766 Butte Along the North Fork of the Feather River, near the Poe Power House, about 2 miles south-east of Jarbo Gap 271 Comment
  CAS-BOT-BC418956  Persicaria lapathifolia Lowell Ahart 1986-11-9 5452 Butte About 1/10 mile south of the clay burrow for Oroville Dam, 1/4 mile east of Larkin Road, about 6 miles south-west of Oroville 36 Comment
  CAS-BOT-BC418958  Persicaria lapathifolia Malcom A. Nobs; S. Galen Smith 1949-9-2 1751 Inyo On Pine Creek Road, 2 miles west of Highway 395, 13.5 miles north of Bishop Comment
  CAS-BOT-BC418962  Persicaria lapathifolia A. A. Heller 1905-5-6 7839 Kern Bakersfield Comment
  CAS-BOT-BC418969  Persicaria lapathifolia Ernest C. Twisselmann 1954-9-26 1601 Kern Temblor Range and the Western San Joaquin Valley. Buena Vista Slough: 1 1/2 miles north of Tupman 94 Comment
  CAS-BOT-BC418974  Persicaria lapathifolia Ernest C. Twisselmann 1964-9-29 10272 Kern San Joaquin Valley, Kern National Wildlife Refuge 76 Comment
  CAS-BOT-BC418975  Persicaria lapathifolia Clare B. Hardham 1957-9-3 2590 Kern Kern Co. Park Comment
  CAS-BOT-BC418977  Persicaria lapathifolia Ernest C. Twisselmann 1961-8-21 6493 Kern Isabella Lake Bed: old Kern River Channel about 1/4 mile south of the old Borel Canal bridge 762 Comment
  CAS-BOT-BC418978  Persicaria lapathifolia Ernest C. Twisselmann 1954-9-26 1601 Kern Temblor Range and the Western San Joaquin Valley. Buena Vista Slough: 1 1/2 miles north of Tupman 94 Comment
  CAS-BOT-BC418983  Persicaria lapathifolia Ernest C. Twisselmann 1964-8-21 10020 Tulare Sierra Nevada, Kern Plateau. South Fork of Kern River at the lower end of Kennedy Meadows 1889 Comment
  CAS-BOT-BC418985  Persicaria lapathifolia Ernest C. Twisselmann 1964-9-29 10272 Kern San Joaquin Valley, Kern National Wildlife Refuge 76 Comment
  CAS-BOT-BC418990  Persicaria lapathifolia Ernest C. Twisselmann 1972-9-23 19264 Kern Bed of Lake Isabella below mouth of Tillie Creek 762 Comment
  CAS-BOT-BC418991  Persicaria lapathifolia Ernest C. Twisselmann 1972-9-22 19271 Kern Bed of Lake Isabella ca. 1 mile south of the Kernville airport 762 Comment
  CAS-BOT-BC418992  Persicaria lapathifolia John Thomas Howell 1963-8-20 40136 Kern Weldon Comment
  CAS-BOT-BC418993  Persicaria lapathifolia John Thomas Howell 1970-9-25 47413 Kern Kernville 807 Comment
  CAS-BOT-BC418994  Persicaria lapathifolia Alice Eastwood 1913-9-25 3482 Kern Bakersfield Comment
  CAS-BOT-BC418995  Persicaria lapathifolia Ernest C. Twisselmann 1963-11-22 9114 Kings San Joaquin Valley. Kings River just east of Lemoore Naval Air Station 53 Comment
  CAS-BOT-BC418996  Persicaria lapathifolia Ernest C. Twisselmann 1963-11-22 9114 Kings San Joaquin Valley. Kings River just east of Lemoore Naval Air Station 53 Comment
  CAS-BOT-BC418997  Persicaria lapathifolia Ernest C. Twisselmann 1963-11-22 9100 Kings San Joaquin Valley. Alkali flats 4 miles north of Stratford 62 Comment
  CAS-BOT-BC418998  Persicaria lapathifolia Ernest C. Twisselmann 1954-9-1 1555 Kings Temblor Range and the Western San Joaquin Valley. Old Tulare Lake Bed, 2 miles west of South Lake Farms, Southern Kings County 57 Comment
  CAS-BOT-BC418999  Persicaria lapathifolia Ernest C. Twisselmann 1954-9-1 1555 Kings Temblor Range and the Western San Joaquin Valley. Old Tulare Lake Bed, 2 miles west of South Lake Farms, Southern Kings County 57 Comment
  CAS-BOT-BC419003  Persicaria lapathifolia Herbert L. Mason 1930-8-1 5718 Lake Clear Lake Comment
  CAS-BOT-BC419004  Persicaria lapathifolia Timothy S. Ross; Steve Boyd 1994-9-21 8335 Los Angeles Liebre Mountains. Cow Spring Pond: sag pond on the San Andreas Fault Zone at the N foot of Liebre Mtn and on the S side of West Oakdale Canyon Road, ca 100 m W of the Cow Spring Canyon drainage 1155 Comment
  CAS-BOT-BC419006  Persicaria lapathifolia Louis C. Wheeler 1933-8-20 2087 Los Angeles Pine Canyon Dam, San Gabriel Canyon, San Gabriel Mts. 304 Comment
  CAS-BOT-BC419008  Persicaria lapathifolia John Thomas Howell 1927-10-29 3180 Los Angeles Near Alamitos Bay 15 Comment
  CAS-BOT-BC419010  Persicaria lapathifolia LeRoy Abrams 1904-9-2 4182 Los Angeles Los Angeles River, Los Angeles Comment
  CAS-BOT-BC419011  Persicaria lapathifolia F. Grinnell Jr. 1917-9-9 s.n. Los Angeles Los Angeles River bottom. Near Los Angeles Comment
  CAS-BOT-BC419012  Persicaria lapathifolia I. Johnston 1917-6-14 1343 Los Angeles West of Pomona Comment
  CAS-BOT-BC419020  Persicaria lapathifolia John Thomas Howell 1939-9-3 15337 Marin Near Black Point Comment
  CAS-BOT-BC419021  Persicaria lapathifolia John Thomas Howell 1947-6-18 23262 Marin Laguna, Chileno Valley Comment
  CAS-BOT-BC419022  Persicaria lapathifolia John Thomas Howell 1941-6-10 16278 Marin Near Black Point Comment
  CAS-BOT-BC419024  Persicaria lapathifolia Clare R. Wheeler 1981-9-4 2810 Mendocino 2 miles N of Pt. Arena. Windy Hollow Rd. crossing of Garcia River 7 Comment
  CAS-BOT-BC419027  Persicaria lapathifolia Alice Eastwood 1930-5-10 17957 Merced Los Banos [Banos] Bird Reserve Comment
  CAS-BOT-BC419029  Persicaria lapathifolia Malcom A. Nobs; S. Galen Smith 1948-8-24 402 Merced Modesto Properties Gun Club, 15 miles east of Gustine Comment
  CAS-BOT-BC419030  Persicaria lapathifolia Ernest C. Twisselmann 1963-12-6 9152 Monterey Salinas River, just above Bradley 175 Comment
  CAS-BOT-BC419033  Persicaria lapathifolia L. R. Abrams 1903-9-27 4080 Monterey Castroville - Moss Landing Comment
  CAS-BOT-BC419034  Persicaria lapathifolia L. R. Abrams 1903-9-27 4080 Monterey Castroville, Moss Landing Comment
  CAS-BOT-BC419039  Persicaria lapathifolia Lowell Ahart 1981-9-6 3095 Plumas 1 1/2 miles SW of Crescent Mills 1200 Comment
  CAS-BOT-BC419040  Persicaria lapathifolia Lowell Ahart 1981-9-6 3070 Plumas 1 1/2 miles SW of Crescent Mills 1200 Comment
  CAS-BOT-BC419042  Persicaria lapathifolia John Thomas Howell 1976-7-15 51833 Plumas Quincy 1051 Comment
  CAS-BOT-BC419043  Persicaria lapathifolia Thomas H. Kearney 1944-8-14 43 Plumas Near Prattville, Lake Almanor Comment
  CAS-BOT-BC419044  Persicaria lapathifolia Robert J. Weatherby 1950-7-21 1470 Plumas East Quincy 1036 Comment
  CAS-BOT-BC419045  Persicaria lapathifolia Scott D. White 1996-9-22 4539 Riverside Perris Basin, W. Riverside Co. Perris: Nuevo Road near intersect. w/ Wilson Ave., W of the San Jacinto Riv crossing. 435 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
  CAS-BOT-BC419048  Persicaria lapathifolia A. J. Mc. 1892-6-8 s.n. Riverside Near Elsinore Comment
  CAS-BOT-BC419049  Persicaria lapathifolia J. Ewan 1931-10-3 5207 San Bernardino Chino Creek, 2 miles south of Chino Comment
  CAS-BOT-BC419050  Persicaria lapathifolia Peter H. Raven 1961-9-10 16642 San Bernardino Along Mojave River just east of Victorville 822 Comment
  CAS-BOT-BC419051  Persicaria lapathifolia Robert F. Thorne; C. W. Tilforth; et al 1972-6-29 42157 San Bernardino San Gabriel Mts., San Bernardino National Forest: along Cajon Creek near Cajon Campground in Cajon Canyon 838 Comment
  CAS-BOT-BC419052  Persicaria lapathifolia Peter H. Raven 1961-9-10 16642 San Bernardino Along Mojave River just east of Victorville 822 Comment
  CAS-BOT-BC419053  Persicaria lapathifolia J. Ewan 1931-10-3 5207 San Bernardino Chino Creek, 2 miles south of Chino Comment
  CAS-BOT-BC419054  Persicaria lapathifolia S. B. Parish 1915-6-25 10543 San Bernardino Mojave Desert. Victorville Comment
  CAS-BOT-BC419055  Persicaria lapathifolia A. C. Sanders; G. Helmkamp; S. White; E. J. Lawlor; C. L. Sanders 1994-9-11 15637 San Bernardino San Bernardino Mountains: Confluence of Bear Creek and the Santa Ana River. 1045 Comment
  CAS-BOT-BC419056  Persicaria lapathifolia Ira L. Wiggins 1926-10-16 2123 A San Diego Cuyamaca Mountains Region. On margin of Lake Cuyamaca Comment
  CAS-BOT-BC419057  Persicaria lapathifolia Ira L. Wiggins 1926-10-16 2126 San Diego Cuyamaca Mountains Region. Along bank of Boulder Creek below Cuyamaca Lake Comment
  CAS-BOT-BC419058  Persicaria lapathifolia Ira L. Wiggins 1926-10-17 2155 San Diego Cuyamaca Mountains Region. Along Descanso Creek just above junction with Sweetwater River near Descanso Comment
  CAS-BOT-BC419059  Persicaria lapathifolia Ira L. Wiggins 1926-10-16 2123 San Diego Cuyamaca Mountains Region. On margin of Lake Cuyamaca Comment
  CAS-BOT-BC419060  Persicaria lapathifolia Ira L. Wiggins 1927-8-29 2639 San Diego Margin of Cuyamaca Lake Comment
  CAS-BOT-BC419061  Persicaria lapathifolia Ira L. Wiggins 1927-8-29 2578 San Diego Along Hatfield Creek 4 mi. E. of Ramona on highway to Santa Ysabel Comment
  CAS-BOT-BC419062  Persicaria lapathifolia S. G. Stokes 1895-6-1 s.n. San Diego Sweetwater Valley Comment
  CAS-BOT-BC419064  Persicaria lapathifolia John Thomas Howell 1929-9-21 4416 San Joaquin Holt Comment
  CAS-BOT-BC419065  Persicaria lapathifolia Herbert L. Mason 1928-9-30 4970 San Joaquin San Joaquin Delta near Holt Comment
  CAS-BOT-BC419066  Persicaria lapathifolia Chester Dudley 1926-10-25 s.n. San Luis Obispo Paso Robles Comment
  CAS-BOT-BC419067  Persicaria lapathifolia Ernest C. Twisselmann 1968-10-21 15036 San Luis Obispo Paso Robles: Salinas River just north of the Highway 46 bridge 181 Comment
  CAS-BOT-BC419068  Persicaria lapathifolia Ernest C. Twisselmann 1968-10-21 15036 San Luis Obispo Paso Robles: Salinas River just north of the Highway 46 bridge 181 Comment
  CAS-BOT-BC419073  Persicaria lapathifolia Clare B. Hardham 1957-9-12 2622 San Luis Obispo Santa Lucia Mountains. Santa Rosa Creek, Cambria Comment
  CAS-BOT-BC419075  Persicaria lapathifolia R. F. Hoover 1966-9-16 10028 San Luis Obispo Santa Margarita Creek 2 mi. n. of Santa Margarita Comment
  CAS-BOT-BC419076  Persicaria lapathifolia S. B. Parish 1916-9-23 11060 Santa Barbara Goleta Comment
  CAS-BOT-BC419078  Persicaria lapathifolia D. E. Breedlove 1962-8-7 4129 Santa Barbara Near the mouth of the Santa Maria River. 2 miles west of Guadalupe Comment
  CAS-BOT-BC419079  Persicaria lapathifolia Henry M. Pollard 1952-8-26 s.n. Santa Barbara Santa Ynez River, Lompoc Comment
  CAS-BOT-BC419080  Persicaria lapathifolia Henry M. Pollard 1961-8-27 s.n. Santa Barbara Cienegitas Creek at Modoc Road crossing, Santa Barbara Comment
  CAS-BOT-BC419087  Persicaria lapathifolia J. H. Thomas 1959-8-27 8107 Santa Clara Near Highway No. 101 and Metcalf Road. About 1.5 miles northwest of Coyote. Santa Clara Valley 76 Comment
  CAS-BOT-BC419092  Persicaria lapathifolia John H. Thomas 1961-5-17 9388 a Santa Clara Bottom of Stevens Creek Reservoir, about 7 miles due south of Mountain View 152 Comment
  CAS-BOT-BC419096  Persicaria lapathifolia W. R. Dudley 1893-7-1 s.n. Santa Clara Santa Cruz Mountain Peninsula. Stanford University Comment
  CAS-BOT-BC419099  Persicaria lapathifolia Le Roy Abrams 1900-10-1 1001 Santa Clara Palo Alto Comment
  CAS-BOT-BC419104  Persicaria lapathifolia Josephine D. Randall 1907-6-21 286 Santa Clara Santa Cruz Peninsula. Lake Lagunita, Stanford University Comment
  CAS-BOT-BC419105  Persicaria lapathifolia A. D. E. Elmer 1903-8-1 5010 Santa Clara Wrights Comment
  CAS-BOT-BC419110  Persicaria lapathifolia Peter Rubtzoff 1960-6-25 4516 Sonoma Laguna de Santa Rosa east of Graton, betw. Occidental and Guerneville roads Comment
  CAS-BOT-BC419112  Persicaria lapathifolia Peter Rubtzoff 1955-8-7 2030 Sonoma Guerneville Marsh Comment
  CAS-BOT-BC419113  Persicaria lapathifolia Peter Rubtzoff 1963-8-24 5244 Sonoma Laguna de Santa Rosa east of Graton Comment
  CAS-BOT-BC419114  Persicaria lapathifolia Peter Rubtzoff 1968-9-21 5979 Sonoma Russian River bottom at Forest Hills, 5.5 mi. east of Guerneville Comment
  CAS-BOT-BC419117  Persicaria lapathifolia Peter Rubtzoff 1966-9-25 5822 Sonoma Laguna de Santa Rosa east of Graton betw. Occidental and Guerneville roads Comment
  CAS-BOT-BC419118  Persicaria lapathifolia Peter Rubtzoff 1953-11-1 1439 Sonoma Vacation Beach, near Guerneville. Bank of Russian River Comment
  CAS-BOT-BC419120  Persicaria lapathifolia Peter Rubtzoff 1956-9-14 2888 Sonoma Vacation Beach, near Guerneville Comment
  CAS-BOT-BC419128  Persicaria lapathifolia Henry M. Pollard 1970-9-25 s.n. Ventura On Old Creek Road about 1/4 mile north of Rancho Arnaz, Oak View Comment
  CAS-BOT-BC419129  Persicaria lapathifolia Henry M. Pollard 1944-10-8 s.n. Ventura San Antonio Creek road, Ojai Valley Comment
  CAS-BOT-BC523886  Persicaria lapathifolia George K. Helmkamp; E. A. Helmkamp 2012-9-17 19865 El Dorado Northern Sierra Nevada Mountains Foothills: N of Pollock Pines, along Forebay Rd at South Fork American River 563 Comment
  CHSC102132  Persicaria lapathifolia Lowell Ahart; John Dittes, Josephine Guardino 2009-7-29 16239 Plumas On dry to damp bare soil, below the high water line of Lake Almanor, 1,849 feet northwest of Lake Almanor Dam. 1591 Comment
  CHSC106206  Persicaria lapathifolia Lowell Ahart; John Dittes 2010-8-31 17080 Modoc On the north side of a wash, near pond, about 50 yards east of the fence, south edge of the meadow, Ash creek State Wildlife aArea, 2300 feet north of Lassen County Linee, about 3.6 miles (air) west of Adin, about 8.0 miles (air) northeast of Bieber, Big Valley. 1267 Comment
  CHSC108130  Persicaria lapathifolia Lowell Ahart 2011-10-29 17725 Butte On the bare sides of a ditch, on the south side of Biggs Princeton Road, about 500 yards west of Riceton Highway, about 1 mile northwest of Biggs. 27 Comment
  CHSC108320  Persicaria lapathifolia Lowell Ahart 2011-8-17 17628 Butte Aboout 10 yards north of the trail, north of the crossing and on the east side of Big Chico Creek, about 50 yards west of Ten Mile House Road, Upper Bidwell Prk, about 3/4 mile (air) west of Highway 32, about 10 miles northeast of Chico. 203 Comment
  CHSC109272  Persicaria lapathifolia Scott D. White; Matt Carlton 2003-11-20 9869 Orange Santa Ana Mountain Foothills: San Juan Creek in San Juan Capistrano 24 Comment
  CHSC110315  Persicaria lapathifolia B. Castro 2006-8-10 1599 Butte Sacramento Valley. Ca 1 mi W of Hwy 99 and 3 mi NE of Richvale, just S of the Western cnal siphon in Cherokee Canal. On E side of canal at dirt road crossing the canal. 35 Comment
  CHSC112472  Persicaria lapathifolia Lowell Ahart; John Dittes 2013-6-9 18792 Shasta On the bottom of a deep irrigation ditch, Hollenbeck Field, 950 feet east of Rat Farm Boat Launch, 3.4 air-miles north of McArthur, Fall River Valley, McArthur Swamp. 1007 Comment
  CHSC112475  Persicaria lapathifolia Lowell Ahart 2013-10-22 19199 Glenn Strand of Stony Gorge Reservoir, about 2 1/2 miles south of the dam, about 17 miles (air) northwest of Willows. 240 Comment
  CHSC112625  Persicaria lapathifolia Lowell Ahart 2013-10-1 19090 Colusa Inner North Coast Range. Strand of East Park Reservoir, about 2 1/2 miles (air) southeast of Stonyford, about 2 1/2 miles northwest of Lodoga, about 10 miles (air) northwest of Sites. 364 Comment
  CHSC112676  Persicaria lapathifolia Lowell Ahart 2013-10-19 19148 Glenn On the east side of the backwater, along the west side of the Sacramento River, about 300 yards north of the bridge, west of Butte City. 26 Comment
  CHSC113118  Persicaria lapathifolia Lowell Ahart 2013-11-17 19262 Butte Along the sides of McCabe Creek, below the high water line of Lake Oroville, about 5/8 of a mile southwest of the Enterprise Bridge across Lake Oroville. 245 Comment
  CHSC113148  Persicaria lapathifolia Lowell Ahart 2013-11-13 19236 Butte Below the high water line of Lake Oroville, along the sides of Sucker Creek, about 30 yards north of the South Fork of the Feather River, about 1/4 mile northwest of the Ponderosa Dam. 244 Comment
  CHSC113359  Persicaria lapathifolia Lowell Ahart 2014-4-25 19409 Butte Sides of a cleaned ditch, on the west side of Richvale South Highway, south of the intersection of Richvale West Road and Richvale South Highway, Richvale. 30 Comment
  CHSC113582  Persicaria lapathifolia Lowell Ahart 2014-8-24 19738 Plumas South side of the South Fork of the Feather River, Little Grass Valley Reservoir, about 200 yards southwest of the parking lot to the Pacific Crest Trail, about 1/4 mile southwest of the bridge across the South Fork of the Feather River, about 4 miles (air) north of La Porte. 1533 Comment
  CHSC113856  Persicaria lapathifolia Lowell Ahart 2014-9-9 19841 Plumas Below the high water line,on the sides of Sly Creek, Sly Creek Reservoir, about 7 miles (air) southwest of La Porte. 1069 Comment
  CHSC116077  Persicaria lapathifolia Lowell Ahart; John Dittes 2015-7-16 20174 Modoc North edge of Ash Creek (destroyed), southeast of the gravel pit (destroyed), about 1/8 mile east of parking area on east side of Elkins Lane, Ash Creek State Wildlife Area, about 4 miles (air) west of Adin, about 8 miles (air) northeast of Bieber, Big Valley. 1267 Comment
  CHSC116330  Persicaria lapathifolia Lowell Ahart 2015-10-16 20555 Butte On the west side of the Feather River, about half way of and east of One Mile Pond, about 6 miles (air) east of Biggs. 26 Comment
  CHSC117289  Persicaria lapathifolia Lowell Ahart; John Dittes 2016-7-14 21189 Modoc South of Ash Creek Canal (now filled in), south of Ash Creek, Ash Creek State Wildlife Area, 0.79 mile (air) south of County Road 87, 1.73 miles (air) west of Adin, Big Valley. 1273 Comment
  CHSC1345  Persicaria lapathifolia V. Holt 1940-7-16 Butte W. Sacramento Ave., Chico. 54 Comment
  CHSC20847  Persicaria lapathifolia K. R. Stern 1975-7-23 5802 Plumas W shore of Lake Almanor. 1371 Comment
  CHSC23425  Persicaria lapathifolia K. R. Stern 1972-9-19 3781 Butte Margin of Perkins Lake, Llano Seco Rancho, ca. 10 mi sw of Chico. Comment
  CHSC23615  Persicaria lapathifolia J. Cox 1975-7-4 Plumas SE side of Lake Almanor. Comment
  CHSC31771  Persicaria lapathifolia L. Ahart 1974-9-25 634 Butte Peter Ahart Ranch, Honcut. Garden weed. 45 Comment
  CHSC34055  Persicaria lapathifolia L. Ahart; M. S. Taylor 1981-8-15 3041 Butte On drying bottom of north side of Snag Lake, ca. 10 mi n of Inskip. 1500 Comment
  CHSC34207  Persicaria lapathifolia J. D. Jokerst; L. Ahart 1981-9-26 1479 Butte Chico River State Park (Chico Landing) at the E bank Sacramento River ca 5 mi W of Chico. Locally abundant on dry sand bars. Comment
  CHSC34287  Persicaria lapathifolia L. Ahart 1981-9-6 3070 Plumas On a sandbar along Indian Creek, ca. 1/2 mi sw of the jct of Hwy 89 and Arlington Rd, ca. 1.5 mi sw of Crescent Mills. 1200 Comment
  CHSC37073  Persicaria lapathifolia L. Ahart 1982-10-6 3844 Butte Peter Ahart Ranch. Along edges of North Honcut Creek, ca. 1 mi n and e mi e of Honcut. 50 Comment
  CHSC38618  Persicaria lapathifolia Vernon Oswald 1983-6-27 760 Butte Upper Bidwell Park, Chico, in the bed of Lindo Channel near the diversion weir. 79 Comment
  CHSC42054  Persicaria lapathifolia Lowell Ahart 1986-11-9 5452 Butte On the bottom of a pond, about 1/10 mile sout of the clay burrow for Oroville Dam, 1/4 mile east of Larkin Road, about 6 miles south-west of Oroville. 36 Comment
  CHSC42948  Persicaria lapathifolia Lowell Ahart 1987-7-3 5766 Butte Along the North Fork of the Feather River, near the Poe Power House, about 2 miles south-east of the Jarbo Gap. 271 Comment
  CHSC42973  Persicaria lapathifolia Lowell Ahart 1987-7-3 5759 Butte Along the North Fork of the Feather River, near the Poe Power House, about 2 miles south-east of Jarbo Gap. 271 Comment
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Jan 9 2013
  CHSC43246  Persicaria lapathifolia Lowell Ahart 1987-10-22 5922 Butte Along a drain ditch, along Oroville Chico Highway (149), 1/10 mile north-west of Highway 70. 76 Comment
  CHSC45861  Persicaria lapathifolia Lowell Ahart 1974-11-9 680 Butte On the bottom of a drained rice field, Peter Ahart Ranch, about 2 miles north and 1/2 mile east of Honcut, about 12 miles south of Oroville. 36 Comment
  CHSC45862  Persicaria lapathifolia Lowell Ahart 1981-9-6 3070 Plumas On a sandbar along Indian Creek, about 1/2 mile south-west of the intersection of Highway 89 and Arlington Road, about 1 1/2 miles south-west of Crescent Mills. 1097 Comment
  CHSC47472  Persicaria lapathifolia Lowell Ahart 1977-8-31 1558 Yuba Growing in shallow water in a rice field, on the Sam Shintaffer Farm, about 2 miles north-east of Marysville. 27 Comment
  CHSC48663  Persicaria lapathifolia Vernon Oswald 1987-8-10 3202 Butte Snag lake located 2.5 mi (air) se of Jonesville. Scattered plants in moist soil on the east side of the reservoir near the normal high-water line. 1726 Comment
  CHSC51273  Persicaria lapathifolia Lowell Ahart 1990-10-3 6613 Butte On the north side of the East Fork of Canyon Creek, below the high water line of Lake Oroville, about 1/8 mile north-east of the Canyon Creek Bridge across Lake Oroville. 243 Comment
  CHSC54869  Persicaria lapathifolia Vernon H. Oswald 1991-8-23 4842 Plumas Lassen Volcanic National Park. Outlet of Juniper Lake. Common on dry mud on the strand of the lake. 2057 Comment
  CHSC55246  Persicaria lapathifolia S. C. Morey 1986-8-11 Solano Suisun Marsh. West side of Van Sickle Island adjacent to Honker Bay. 0 Comment
  CHSC55247  Persicaria lapathifolia L. P. Janeway 1986-5-2 Solano Suisun Marsh. Southeast side of Van Sickle Island adjacent to the Sacramento River. 0 Comment
  CHSC59095  Persicaria lapathifolia Vernon H. Oswald; Lowell Ahart 1992-8-25 5189 Lassen Alluvial fan of Grassy Creek at the S end of Snag Lake. 1850 Comment
  CHSC61483  Persicaria lapathifolia Vernon H. Oswald 1993-6-1 5464 Glenn Sacramento National Wildlife Refuge located ca. 7 mi S of Willows, just S of the Checking Station located S of Norman Rd. (NW end of Cell 3, Pool 7A). Common on the dry bed of a tule marsh. 24 Comment
  CHSC66167  Persicaria lapathifolia Vernon H. Oswald; Lowell Ahart 1996-5-27 7665 Butte Sacramento River National Wildlife Refuge, Llano Seco Unit. U. S. Fish and Wildlife Service parcel between 7 Mile lane and the Sacramento River. Locally common on the drying bed of seasonal marsh on the S side of Tract 1.1, Sanctuary II. 33 Comment
  CHSC66203  Persicaria lapathifolia Vernon H. Oswald; Lowell Ahart 1996-6-3 7722 Tehama Hog Lake Plateau. BLM parcel along Hwy. 36 NE of Red Bluff. Growing on a gravel bar on the E side of Paynes Creek just upstream from the Sacramento River. 91 Comment
  CHSC71885  Persicaria lapathifolia Vernon H. Oswald 1998-9-8 9583 Lassen Ash Creek and Big Swamp 2.2 mi north of Bieber on County Road 91 (Bieber-Lookout Rd.) 1258 Comment
  CHSC71886  Persicaria lapathifolia Vernon H. Oswald; Lowell Ahart 1998-9-8 9600 Modoc Mosquito Lake on the north side of Whitehorse Flat Reservoir ca. 20 air mi north of McArthur. Common in drying soil on the receding margin of the lake. 1341 Comment
  CHSC76004  Persicaria lapathifolia Lowell Ahart; Vernon H. Oswald 1999-8-13 8174 Butte Large disturbed area along the east side of the Sacramento River, northwest of Parrott Landing, about 1 mile southeast of Ord Ferry, about 2 miles southeast of Ordbend, about 12 miles (air) southwest of Chico. 32 Comment
  CHSC77223  Persicaria lapathifolia G. Schoolcraft 1996-9-11 2560 Lassen Lower end of Willow Creek below petroglyphs and above dam. 1341 Comment
  CHSC81808  Persicaria lapathifolia Lowell Ahart 2001-10-16 9373 Plumas On the northwest side of Round Valley Reservoir, just below the road, about 2 1/2 miles southwest of Greenville. 1363 Comment
  CHSC81809  Persicaria lapathifolia Lowell Ahart 2001-10-10 9364 Placer French Meadows Reservoir, near the boat or trail access area on the northwest side of the reservoir, about 1 mile southwest of the bridge across the Middle Fork of the American River, about 2 miles southwest of Ahart Camp, about 22 miles (air) northeast of Forest Hill. 1594 Comment
  CHSC81810  Persicaria lapathifolia Lowell Ahart 2001-11-2 9394 Yuba Camp Far West Reservoir, about 1/4 mile northeast of the dam, about 9 miles (air) southeast of Wheatland. 83 Comment
  CHSC82124  Persicaria lapathifolia L. P. Janeway 2001-7-25 7385 Plumas High Cascade Range. Southwest side of Lake Almanor, below high water line, about 100 m out; near Hwy 89 2.3 km north-northwest of Almanor West Road. 1372 Comment
  CHSC83088  Persicaria lapathifolia Lowell Ahart 2002-10-17 9992 Butte On the gentle hills below the high water line of Lake Oroville, about 1 1/2 miles south of Highway 162 (Oroville Quincy Highway), about 3 miles (air) northeast of Oroville Dam. 227 Comment
  CHSC84602  Persicaria lapathifolia Lowell Ahart; John Dittes 2003-9-17 10590 Tehama On a gravel bar on the south side of Deer Creek, about 400 yards east of Highway 99, about 5 miles (air) southeast of Los Molinos. 60 Comment
  CHSC89446  Persicaria lapathifolia Lowell Ahart 2004-10-4 11445 Lake Below the high water line of Indian Valley Reservoir, east of the causeway, in the northwest part of the reservoir, on the east side of Bartlett Springs Road. 446 Comment
  CHSC94597  Persicaria lapathifolia Lowell Ahart 2006-9-11 13289 Butte South edge of the North Fork of the Feather River, north side of Highway 70, about 1/8 mile west of the Poe Dam, about 3/4 mile northeast of Pulga, about 21 miles (air) northeast of Oroville. 431 Comment
  CHSC94656  Persicaria lapathifolia Lowell Ahart 2006-9-28 13371 Butte On the east side of the North Fork of the Feather River, on the west side of Highway 70, about 50 yards southwest of the Shady Rest Area south of the Arch Rock Tunnel. 445 Comment
  CHSC96192  Persicaria lapathifolia R. Fischer 2006-7-21 896 Shasta Ahjumawi Lava Springs State Park, 3 miles N. of McArthur, on the western edge of the Modoc Plateau. Plants collected from a wet grassy meadow near the western edge of Horr Pond. 1008 Comment
  CHSC99225  Persicaria lapathifolia John C. Dittes; Rudolph A. Dittes 2006-10-30 1424 Riverside South Coast Subregion; San Fernando Valley; Sepulveda Dam Flood Control Basin; ca. 2.2 air-miles southwest of Van Nuys Civic Center, ca. 0.9 air-mile south of Victory Blvd, 0.9 air-mile west of the San Diego Freeway (405), 0.6 air-mile north of the Ventura Freeway (101); next to Apollo Field Model Airport, north bank of the Los Angeles River. Undesignated Section of El Encino Land Grant. 207 Comment
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Mar 10 2015
  CHSC99434  Persicaria lapathifolia LeRoy Gross 2000-8-25 261 Los Angeles Big Tujunga Wash/Verdugo Mountains: Orcas Park, entered from Foothill Blvd. onto Orcas Ave. Hiked west from park heading toward Hansen Dam. Perennial river from the Tujunga Ponds, man disturbed wash. 324 Comment
  CHSC99895  Persicaria lapathifolia Lowell Ahart; John Dittes 2008-8-21 15243 Merced On the bottom of Dutchman Slough, about 220 yards south of the wire gate on the south side of Sandy Mush Road, 3.7 miles west of Highway 99, about 8.5 miles south-southeast of Merced. 53 Comment
  HSC104005  Persicaria lapathifolia L. Ahart 2013-11-17 19262 Butte About 5/8 mi. SW of the Enterprise Bridge across Lake Oroville, below the high water line of Lake Oroville, along the sides of McCabe Creek 245 Comment
  HSC17507  Persicaria lapathifolia C. S. Apperson 1966-5-2 Ventura Ventura River delta near Ventura Co. fairgrounds Comment
  HSC17509  Persicaria lapathifolia C. B. Wolf 1927-8-26 990 Siskiyou Klamath River, 5 mi. below Hornbrook Comment
  HSC43049  Persicaria lapathifolia K. T. Stillman 1976-8-24 440 Siskiyou Along the Klamath River at Williams Point 366 Comment
  HSC43050  Persicaria lapathifolia K. T. Stillman 1976-8-24 441 Siskiyou Along the Klamath River at Williams Point 366 Comment
  HSC64423  Persicaria lapathifolia J. P. Smith, Steve Selva 1970-7-17 4419 Siskiyou Along Klamath River Comment
  HSC64424  Persicaria lapathifolia J. P. Smith, Steve Selva 1970-7-16 4389 Siskiyou Along Klamath River, 2 mi. W of Seiad Creek 518 Comment
  HSC81910  Persicaria lapathifolia Thomas W. Nelson, Jane P. Nelson 1979-7-7 4986 Trinity Along margin of Trinity Lake at Wyntoon Campground Comment
  HSC86793  Persicaria lapathifolia Clare R. Wheeler 1981-9-4 2810 Mendocino 2 mi. N of Pt. Arena, Windy Hollow Rd. crossing Garcia River 8 Comment
  HSC89826  Persicaria lapathifolia Barbara Ertter, Elizabeth Neese 1988-10-29 8022 Marin Nicasio Reservoir 10 air mi. SW of Petaluma and W of Novato, SW edge of reservoir near boat launching area 1 mi. NNW of dam Comment
  HSC95422  Persicaria lapathifolia L. Ahart, John Dittes 2003-9-17 10590 Tehama S side of Deer Creek about 400 yds. E of Hwy. 99, about 5 air mi. SE of Los Molinos 61 Comment
  JEPS120035  Persicaria lapathifolia Lowell Ahart 2011-10-29 17725 Butte On the south side of Biggs Princeton Road, about 500 yards west of Riceton Highway, about 1 miles northwest of Biggs. Comment
  JEPS120602  Persicaria lapathifolia Lowell Ahart 2013-11-17 19262 Butte McCabe Creek, below the high water line of Lake Oroville, about 5/8 mile southwest of the enterprise Bridge across Lake Oroville. Comment
  JEPS120613  Persicaria lapathifolia Lowell Ahart 2013-11-13 19236 Butte Below the high water line of Lake Oroville, along the sides of Sucker Creek, about 30 yards north of the South Fork of the Feather River, about 1/4 mile northwest of the Ponderosa Dam. Comment
  JEPS120631  Persicaria lapathifolia Lowell Ahart 2013-10-22 19199 Glenn Strand of Stony Gorge Reservoir, about 2.5 miles south of the dam, about 17 air miles northwest of Willows. Comment
  JEPS120672  Persicaria lapathifolia Lowell Ahart 2013-10-19 19148 Glenn On the east side of the backwater, along the west side of the Sacramento River, about 300 yards north of the bridge, west of Butte City. Comment
  JEPS120701  Persicaria lapathifolia Lowell Ahart 2013-10-1 19090 Colusa Strand of East Park Reservoir, about 2.5 air miles SE of Stonyford, about 2.5 miles NW of Lodoga, about 10 air miles NW of Sites. Comment
  JEPS120907  Persicaria lapathifolia Lowell Ahart, John Dittes 2013-6-9 18792 Shasta Hollenbeck Field, 950 feet E of Rat Farm Boat Launch, 3.4 air miles N of McArthur, Fall River Valley, McArthur Swamp. Comment
  JEPS122113  Persicaria lapathifolia Lowell Ahart 2014-8-24 19738 Plumas South side of the South Fork of the Feather River, Little Grass Valley Reservoir, about 200 yards southwest of the parking lot to the Pacific Crest Trail, about 1/4 mile southwest of the bridge across the South Fork of the Feather River, about 4 miles (air) north of La Porte. Comment
  JEPS122242  Persicaria lapathifolia Lowell Ahart 2014-9-9 19841 Plumas Below the high water line, on the sides of Sly Creek, Sly Creek Reservoir, about 7 miles (air) southwest of La Porte. Comment
  JEPS124338  Persicaria lapathifolia Lowell Ahart 2015-10-16 20555 Butte About half way of and east of One Mile Pond, about 6 miles (air) east of Biggs. Comment
  JEPS124356  Persicaria lapathifolia Lowell Ahart, John Dittes 2015-7-16 20374 Modoc Ash Creek State Wildlife Area, about 4 miles (air) west of Adin, about 8 miles (air) northeast of Bieber, Big Valley. Comment
  JEPS127289  Persicaria lapathifolia Lowell Ahart, John Dittes 2016-7-14 21189 Modoc South of Ash Creek, Ash Creek State Wildlife Area, 0.79 mile (air) south of County Road 87, 1.73 miles (air) west of Adin Big Valley. Comment
  JOTR34285  Persicaria lapathifolia La Doux, Tasha, M. Wheeler, M. Harding 2010-6-15 3666 San Bernardino Wonderland of Rocks, above Key's Ranch by dam - Stop 1 Comment
  JOTR35180  Persicaria lapathifolia Harding, Mitzi, T. Herskovits 2011-9-14 162 Riverside Joshua Tree National Park. Queen Mountains; west side of Barker Dam; small riparian zone in and along drainage from dam 1300 Comment
  JOTR35184  Persicaria lapathifolia La Doux, Tasha, M. Harding, T. Herskovits, B. Truesdell, M. Wheeler 2011-6-16 3280 Riverside Joshua Tree National Park. Queen Mountains; West side of Barker Dam; Small riparian zone in and along drainage from dam (Stop 5) 1300 Comment
  JOTR35185  Persicaria lapathifolia La Doux, Tasha, M. Harding, T. Herskovits, B. Truesdell, M. Wheeler 2011-6-16 3280 Riverside Joshua Tree National Park. Queen Mountains; West side of Barker Dam; Small riparian zone in and along drainage from dam (Stop 5) 1300 Comment
  JOTR35186  Persicaria lapathifolia La Doux, Tasha, M. Harding, T. Herskovits, B. Truesdell, M. Wheeler 2011-6-16 3280 Riverside Joshua Tree National Park. Queen Mountains; West side of Barker Dam; Small riparian zone in and along drainage from dam (Stop 5) 1300 Comment
  JOTR37033  Persicaria lapathifolia Hodges, Stephen R, James Heintz, Aliya Ingersoll, Evan Heck 2015-10-22 522 San Bernardino Wonderland of Rocks - Stop 2 Comment
  JROH3268  Persicaria lapathifolia W. R. Dudley 1909-10-31 s.n. San Mateo Jasper Ridge Biological Preserve, Stanford University. Searsville Lake. Comment
  JROH3269  Persicaria lapathifolia Roxana S. Ferris 1924-10-6 4094 San Mateo Jasper Ridge Biological Preserve, Stanford University. Searsville Lake. Comment
  JROH3270  Persicaria lapathifolia John H. Thomas 1976-10-16 18406 San Mateo Jasper Ridge Biological Preserve, Stanford University. Dry delta in Searsville Lake at the mouth of Corte de Madera Creek. Comment
  JROH3273  Persicaria lapathifolia John Hunter Thomas 1979-9-9 19720 San Mateo Jasper Ridge Biological Preserve, Stanford University. Comment
  LA210347  Persicaria lapathifolia Peter H. Raven; 2004-10-2 5185 Ventura SANTA MONICA MOUNTAINS, Wildwood Regional Park, Thousand Oaks, Near trailhead to Ft. Wildwood close to Avenida de las Flores, Creekside on fork of Conejo Creek. Comment
  LA33810  Persicaria lapathifolia Peter H. Raven; Henry J. Thompson 1959-10-14 14636 Los Angeles Santa Monica Mountains, Triunfo Canyon, Malibu Lake, E-end 220 Comment
  OBI10854  Persicaria lapathifolia Robert F. Hoover 1966-9-16 10028 San Luis Obispo Santa Margarita Crk 2 mi N of Santa Margarita Comment
  OBI23087  Persicaria lapathifolia David J. Keil 1979-10-27 13662 San Luis Obispo E end of Lopez Lake below confluence of Arroyo Grande crk and Phoenix crk, 0.2 mi from jctn of Lopez Cyn Rd and Pozo Rd Comment
  OBI34343  Persicaria lapathifolia David J. Keil, Eric Wise 1983-8-30 17895 San Luis Obispo Black Lake Cyn, S of Arroyo Grande Comment
  OBI43821  Persicaria lapathifolia A. C. Sanders 1986-9-12 6922 Stanislaus San Joaquin Valley, W end of Crow's Landing Rd, ca 1 mi W of hwy I-5 and 4.5 mi SSW of Patterson 91 Comment
  OBI50627  Persicaria lapathifolia Sue Weis, Susan Draper 1993-7-5 154 Santa Barbara Vandenberg AFB. E of 13 th St bridge Comment
  OBI51841  Persicaria lapathifolia Matt Falconer 1993-6-2 s.n. Santa Barbara Vandenberg AFB. W of 13th st bridge over the Santa Ynez River Comment
  OBI52577  Persicaria lapathifolia David J. Keil 1995-5-25 25246 Santa Barbara Vandenberg AFB. North Base. Santa Ynez river at 13th St bridge Comment
  OBI59262  Persicaria lapathifolia David J. Keil, with Lawrence M. Kelly, Kathryn Bay, and Frieda Wertman 1988-11-12 21198 San Luis Obispo Phoenix Creek inlet of Lopez Lake. 168 Comment
  OBI60281  Persicaria lapathifolia Steven A. Junak 1991-8-1 SC- 2786 Santa Barbara Santa Cruz Island. Central Valley, along Valley rd just W of Bosque Mano Eucalyptus grove, N of the The Nature Conservancy cabins 79 Comment
  OBI66817  Persicaria lapathifolia David J. Keil, with V. L. Holland 2001-10-3 29733 Tulare East of Visalia. Drainage of Dry Creek. Vicinity of 32.425 deg. N x 119.022 deg. W. Vicinity of Artesia Teamworks gravel quarry Comment
  OBI67112  Persicaria lapathifolia David J. Keil 1995-7-5 25523 Santa Barbara North base. santa ynez river at 13th street bridge. Comment
  OBI67114  Persicaria lapathifolia David J. Keil 1995-7-5 25491 Santa Barbara North base. lompoc-casmalia rd, just south of el rancho lateral. Comment
  OBI67131  Persicaria lapathifolia David J. Keil 1991-10-26 22682 Santa Barbara Vandenberg Air Force base, North base. barka slough, near eastern boundary of base along san antonio creek. areas of freshwater marsh, riparian woodland, and salt-marsh meadow. Comment
  OBI73563  Persicaria lapathifolia David J. Keil 2010-10-21 30935 San Luis Obispo Whale Rock Reservoir, Cayucos 65 Comment
  OBI74453  Persicaria lapathifolia David J. Keil, with V. L. Holland 1988-9-9 21120 San Luis Obispo North of Cayucos. West of Highway 1 on Villa Creek Road at site of partially constructed abalone farm 20 Comment
  OBI75288  Persicaria lapathifolia Michael Walgren 2011-8-12 247 San Luis Obispo Santa Maria River under Hwy 1 bridge at the northen end of Guadalupe Comment
  OBI76616  Persicaria lapathifolia 2012-5-1 278 San Luis Obispo Santa Maria River at the bridge on Hwy 101 63 Comment
  OBI79114  Persicaria lapathifolia David J. Keil 2011-11-9 31178 San Luis Obispo Oceano Dunes State Vehicular Recreation Area. Lagoon at mouth of Arroyo Grande Creek Comment
  OBI79688  Persicaria lapathifolia David J. Keil 2011-11-5 31145 San Luis Obispo Oceano. Arroyo Grande Creek at 22nd Street bridge 8 Comment
  OBI80773  Persicaria lapathifolia David J. Keil 1992-10-19 23856 San Luis Obispo Laguna Lake Park. Prefumo Canyon inlet. 170 Comment
  PGM6596  Persicaria lapathifolia Beatrice F Howitt 1955-10-1 0771 Monterey Monterey Peninsula, Pacific Grove, In a swamp near Asilomar & the Sand Plant Comment
  RSA0018730  Persicaria lapathifolia LeRoy Gross, Evan Meyer, Bart O'Brien 2013-10-17 6204 Los Angeles Hansen Dam flood control basin, Big Tujunga wash, between foothill Blvd. and Wentworth street. West of the 210 freeway. Collected short distance east and west, just south of Orcas Park, off Orcas Ave. 315 Comment
  RSA0037015  Persicaria lapathifolia Lowell A. Ahart 2013-10-22 19199 Glenn Strand of Stony Gorge Reservoir, about 2 1/2 miles south of the dam, about 17 miles (air) northwest of Willows. 240 Comment
  RSA0037107  Persicaria lapathifolia Lowell A. Ahart 2013-11-17 19262 Butte Along the sides of McCabe Creek, below the high water line of Lake Oroville, about 5/8 mile southwest of the Enterprise Bridge across Lake Oroville. 245 Comment
  RSA0043359  Persicaria lapathifolia Fred M. Roberts, Laura Cohen 2012-10-31 7716 Orange San Joaquin Hills: Laguna Lake 1 (Upper Laguna Lake), north end. Laguna Coast Wilderness Park, ca. 5.1 km ENE Signal Hill. 113 Comment
  RSA0059062  Persicaria lapathifolia LeRoy Gross, Joy England 2015-4-29 7237 Ventura Bunn-Birrell Property; Survey the river bed at junction of S. Mountain Road and Converse Road. Southwest area of Santa Paula. 57 Comment
  RSA0072181  Persicaria lapathifolia LeRoy Gross, Loraine Washburn 2015-4-30 7294 Ventura Vulcan Property; End of Torrey Road/Main street, south of Highway 126, and Piru. Surveyed up stream. 193 Comment
  RSA0092378  Persicaria lapathifolia Sarah J. De Groot, Noravit Chumchim 2015-7-30 7514 Ventura The Nature Conservancy Vulcan property, east end; Santa Clara River drainage about 1.6 miles up Santa Clara River from confluence with Piru Creek, just southeast of Camulos and ~2.5 miles east-southeast of Piru., About 8.5 miles west of Interstate 5 along Highway 126. North of Oak Ridge, south of Topatopa Mountains. Along the Oak Ridge Fault. 208 Comment
  RSA0113675  Persicaria lapathifolia LeRoy Gross, Sarah J. De Groot 2016-9-1 7695 Ventura McConica Property; East of the Santa Paula Creek junction. South of Highway 126, off of S. Hallock Dr. Started near 34.35610N 119.03311W, ended near 34.35506N 119.02722W. 82 Comment
  RSA0113786  Persicaria lapathifolia LeRoy Gross, Sarah J. De Groot 2016-9-1 7712 Ventura Loughman Property; East of the Santa Paula Creek junction. South of Highway 126, off of S. Hallock Dr. Started near 34.35610N 119.03311W, ended near 34.35288N 119.03742W. 82 Comment
  RSA0118767  Persicaria lapathifolia Lowell A. Ahart, John Dittes 2013-6-9 18792 Shasta Hollenbeck Field, 950 feet east of Rat Farm Boat Launch, 3.4 air miles north of McArthur, Fall River Valley, McArthur Swamp. 1007 Comment
  RSA0118884  Persicaria lapathifolia Lowell Ahart 2013-10-1 19090 Colusa Inner North Coast Range. Strand of East Park Reservoir, about 2 1/2 miles (air) southeast of Stonyford, about 2 1/2 miles northwest of Lodoga, about 10 miles (air) northwest of Sites. 364 Comment
  RSA0118926  Persicaria lapathifolia Lowell Ahart 2014-8-24 19738 Plumas South side of the South Fork of the Feather River, Little Grass Valley Reservoir, about 200 yards southwest of the parking lot to the Pacific Crest Trail, about 1/4 mile southwest of the bridge across the South Fork of the Feather River, about 4 miles, (air) north of La Porte. 1533 Comment
  RSA0118940  Persicaria lapathifolia Lowell Ahart 2013-11-13 19236 Butte Below the high water line of Lake Oroville, along the sides of Sucker Creek, about 30 yards north of the South Fork of the Ponderosa Dam. 244 Comment
  RSA151134  Persicaria lapathifolia Peter H. Raven 1961-9-17 16701 San Bernardino Cajon Canyon below Cajon Station, at Cajon Campground. 793 Comment
  SBBG110623  Persicaria lapathifolia E. Painter, E. Neese 1994-7-19 HL 798 Monterey near Del Venturi Rd ford of San Antonio River, ca. 3.7 km WSW of Old Man Cyn, ca. 4 km NW of Oro Fino Cyn; Ft Hunter Liggett 300 Comment
  SBBG113886  Persicaria lapathifolia C. B. Hardham 1959-9-5 4970 San Luis Obispo Santa Rosa Crk, Cambria Comment
  SBBG114562  Persicaria lapathifolia R. Burgess, P. Munro 1996-8-24 2120 Ventura S bank of Santa Clara River, Valley View Ranch (Hedrick Ranch), E of Santa Paula, N of S Mtn Rd 91 Comment
  SBBG114563  Persicaria lapathifolia R. Burgess, P. Munro 1996-5-24 2002 Ventura Carlsberg Vernal Pool, just N of Tierra Rejada Rd and W of Hwy 23; Moorpark 213 Comment
  SBBG114564  Persicaria lapathifolia R. Burgess, P. Munro 2000-8-18 4133 Ventura Ventura River diversion structure, W of Meiners Oaks 213 Comment
  SBBG114629  Persicaria lapathifolia R. Burgess, P. Munro 1999-10-15 3625 Ventura S side of Santa Clara River, N of S Mtn Rd, in the vicinity of Duck Ponds, Hedrick Ranch 91 Comment
  SBBG114630  Persicaria lapathifolia R. Burgess, P. Munro 1996-2-4 1809 Ventura Foster Park, along banks of Ventura River 91 Comment
  SBBG114631  Persicaria lapathifolia R. Burgess, P. Munro 1996-8-24 2130 Ventura S bank of Santa Clara River, Valley View Ranch (Hedrick Ranch), E of Santa Paula, N of S Mtn Rd 91 Comment
  SBBG117481  Persicaria lapathifolia E. Painter, M. Wetherwax, J. Wetherwax 2002-7-29 CR 329 San Luis Obispo N side of Nacimiento River, near end of Bivoac Rd and intersection with the rd that edges the N side of the river; Camp Roberts 185 Comment
  SBBG121132  Persicaria lapathifolia R. Burgess, P. Munro 1996-8-24 2130 Ventura S bank of Santa Clara River, Valley View Ranch (Hedrick Ranch), E of Santa Paula, N of S Mtn Rd 91 Comment
  SBBG127648  Persicaria lapathifolia R. Burgess, P. Munro 2008-10-8 8160 Ventura Carlisle Cyn, on N side of Carlisle Rd, in marshy drainage structure 308 Comment
  SBBG130124  Persicaria lapathifolia S. A. Junak 1992-6-1 SC 3469 Santa Barbara mouth of crk at Prisoners Harbor 6 Comment
  SBBG131841  Persicaria lapathifolia S. J. DeGroot, N. Chumchim 2015-7-30 7514 Ventura Santa Clara River drainage ca. 1.6 mi up Santa Clara River from confluence with Piru Crk, just SE of Camulos and ca. 2.5 mi ESE of Piru, ca. 8.5 mi W of Interstate 5 along Hwy 126; Nature Conservancy Vulcan property 208 Comment
  SBBG132664  Persicaria lapathifolia R. Burgess, P. Munro 2007-7-15 7712 Ventura Montalvo, agricultural ditch on E side of Perkin Ave; Ventura 18 Comment
  SBBG16714  Persicaria lapathifolia H. M. Pollard 1961-8-27 Santa Barbara Cienegitas Crk at Modoc Rd crossing; Santa Barbara Comment
  SBBG16737  Persicaria lapathifolia H. M. Pollard 1960-7-15 Ventura San Antonio Crk near Camp Comfort Comment
  SBBG1698  Persicaria lapathifolia C. F. Smith 1948-8-4 2243 Santa Barbara hwy by Fleischmann Polo field W of Carpinteria Comment
  SBBG21990  Persicaria lapathifolia P. H. Raven 1961-9-10 16642 San Bernardino Mojave River just E of Victorville 822 Comment
  SBBG22795  Persicaria lapathifolia R. N. Philbrick 1964-10-16 B 64344 Santa Barbara San Jose Crk, just S of railroad and Hollister Avenue, Goleta Comment
  SBBG25830  Persicaria lapathifolia D. Myrick 1966-8-16 1575 Del Norte near Curly Redwood Motel, Crescent City 15 Comment
  SBBG33149  Persicaria lapathifolia K. K. Muller 1955-10-11 714 Santa Barbara Santa Ynez River at Solvang Comment
  SBBG35631  Persicaria lapathifolia H. M. Pollard 1969-6-26 Ventura Ventura River bottom N of and near Baldwin Rd crossing Comment
  SBBG36803  Persicaria lapathifolia C. B. Hardham 1958-9-6 3924 San Luis Obispo Santa Rosa Crk, Cambria Comment
  SBBG38481  Persicaria lapathifolia H. M. Pollard 1960-7-7 Ventura S Pierpont Bay Comment
  SBBG39049  Persicaria lapathifolia H. M. Pollard 1970-9-25 Ventura Old Crk Rd ca. 0.25 mi N of Rancho Arnaz; Oak View Comment
  SBBG44300  Persicaria lapathifolia H. M. Pollard 1971-12-2 Ventura Ventura River, just S of Hwy 101 bridge, Ventura Comment
  SBBG47766  Persicaria lapathifolia P. A. Meyers 1973-9-3 DM 1094 Ventura 0.5 mi inland from beach, 1 mi E of jetty for Port Hueneme Naval base 3 Comment
  SBBG55301  Persicaria lapathifolia R. Moran 1980-9-20 29245 Unknown El Cipres, below Ensenada 10 Comment
  SBBG61468  Persicaria lapathifolia R. Hoffmann 1927-8-2 Santa Barbara Goleta Comment
  SBBG61469  Persicaria lapathifolia H. M. Pollard 1945-10-14 Ventura Ventura River, near Matilija Cyn Comment
  SBBG61479  Persicaria lapathifolia R. Hoffmann 1931-8-27 Inyo Owens River, Independence Comment
  SBBG80786  Persicaria lapathifolia C. F. Smith 1976-6-21 11022 Santa Barbara upper end of Lake Cachuma Comment
  SBBG81107  Persicaria lapathifolia S. Cantrell, W. Appleby 1985-9-19 Riverside Santa Ana River Regional Park, S side of river 207 Comment
  SBBG8972  Persicaria lapathifolia E. R. Blakley 1960-9-3 3818 Placer King's Beach, Lake Tahoe, exposed lake bottom due to low water 1903 Comment
  SBBG95362  Persicaria lapathifolia T. L. Secrest 1957-10-16 Santa Barbara Lake Cachuma Comment
  SBBG95363  Persicaria lapathifolia H. M. Pollard 1952-8-15 Santa Barbara Laguna Blanca (Hope Ranch Lake); Santa Barbara Comment
  SBBG95364  Persicaria lapathifolia C. F. Smith 1952-9-2 3778 Santa Barbara W edge of Laguna Blanca (Hope Ranch Lake); Santa Barbara Comment
  SBBG95365  Persicaria lapathifolia H. M. Pollard 1952-6-15 Santa Barbara Laguna Blanca (Hope Ranch Lake); Santa Barbara Comment
  SBBG95837  Persicaria lapathifolia C. F. Smith 1966-7-15 9413 Santa Barbara W ditch along W Main St, Guadalupe Comment
  SBBG95880  Persicaria lapathifolia C. F. Smith 1968-8-6 10139 Ventura mouth of Santa Clara River Comment
  SBBG96141  Persicaria lapathifolia C. F. Smith 1952-6-12 3407 Santa Barbara Hunt Ranch, Grand Ave; Santa Ynez Comment
  SBBG98701  Persicaria lapathifolia E. R. Blakley 1991-10-12 7452 Ventura Sespe River Cyn, upstream from Green Cabins area and mouth of W fork of Sespe River, N of Fillmore 441 Comment
  SD114136  Persicaria lapathifolia Darley F. Howe 1936-7-26 389 San Diego Sweetwater Dam, swampy ground. Comment
  SD114138  Persicaria lapathifolia Darley F. Howe 1945-9-21 1365 Riverside Ditch by road, Arlington Comment
  SD1175  Persicaria lapathifolia Fidella G. Woodcock 1922-1 San Diego Common along streams, whitening whole areas Mission Valley at Fairmont near the road, hill entrance of Mahogany Canyon Comment
  SD1179  Persicaria lapathifolia Fidella G. Woodcock Jul 1928 San Diego Creek at Clover Flats, Near Campo Comment
  SD1185  Persicaria lapathifolia Ulysses S. Grant 1925-9-4 Alameda Niles Canyon Comment
  SD12079  Persicaria lapathifolia Frank F. Gander 1935-7-27 238 13 San Diego Murray Lake Comment
  SD12140  Persicaria lapathifolia Frank F. Gander 1935-8-19 241 9 San Diego Lindo Lake, Lakeside Comment
  SD124771  Persicaria lapathifolia Andy C. Sanders 1986-9-12 6922 Stanislaus San Joaquin Valley, W end of Crow's Landing Road, ca. 1 mile W of Hwy I-5 & 4I(c)mi. SSW of Patterson 91 Comment
  SD131784  Persicaria lapathifolia Barbara Ertter, Elizabeth Neese 1988-10-29 8021 Marin Nicasio Reservoir ca 10 airmiles SW of Petaluma and W of Novato, SW edge of reservoir near boat launching area ca 1 mi NNW of dam Comment
  SD132447  Persicaria lapathifolia Scott White 1990-9-30 San Bernardino Mojave Narrows Regional Park, Victorville, on the Mojave River 822 Comment
  SD152781  Persicaria lapathifolia Steve Boyd, Tim Ross 1992-4-29 7143 San Diego Southern Santa Ana Mountains, San Mateo Canyon Wilderness Area. San Mateo Canyon from eastern-most segment of the Clark Trail downstream to the border with Camp Pendleton Occasional along edge of stream. 152 Comment
  SD153207  Persicaria lapathifolia Jeannie Gregory 2003-6-7 378 San Diego Alpine, west 5 acres of old El Rancho Metate on Tavern Road. 580 Comment
  SD15791  Persicaria lapathifolia Frank F. Gander 1936-5-26 2358 San Diego Lake Hodges Comment
  SD15807  Persicaria lapathifolia Frank F. Gander 1936-5-26 2374 San Diego San Pasqual Comment
  SD161709 Image available Persicaria lapathifolia Jerilyn Hirshberg 2004-8-21 851 San Diego Quandai Creek near intersection with San Diego River, .25 miles SE of entrance to Inaja picnic area on Highway 78/79 between Santa Isabel and Wynola 960 Comment
  SD162978  Persicaria lapathifolia Jon P. Rebman, Jeannie Gregory 2003-5-29 9124 San Diego Rancho Jamul Ecological Reserve: west of Hwy. 94, south of Jamul & north of Otay Lakes Road; southwest part of reserve, around a small pond east of the old kiln 224 Comment
  SD162979  Persicaria lapathifolia Jon P. Rebman, Jeannie Gregory 2003-5-29 9122 San Diego Rancho Jamul Ecological Reserve: west of Hwy. 94, south of Jamul & north of Otay Lakes Road; southwest part of reserve, around a small pond east of the old kiln 224 Comment
  SD165475  Persicaria lapathifolia MaryAnn Brooks-Gonyer 2005-5-7 215 San Diego About 12 miles north of Escondido, dirt road running south of Camino Del Rey between Old Highway 395 and I-15 and riparian area running parallel to road Comment
  SD165476  Persicaria lapathifolia Rosanne L. Humphrey, Weena Sangkatavat 2004-10-10 3 San Diego South shore Whelan Lake, south of Camp Pendelton boundary, Oceanside 17 Comment
  SD166445  Persicaria lapathifolia Jon P. Rebman, J. Gregory and J. Rocks 2004-6-1 10491 San Diego Otay Mountain Ecological Reserve (California Dept. of Fish & Game): Southeast of Otay Lake; near the gate just south of the bridge on Otay Lakes Road 160 Comment
  SD166778  Persicaria lapathifolia Jon P. Rebman, Jim Rocks 2004-10-13 10749 San Diego San Diego Urban Canyons: east side of South Park; Cedar Ridge Park area; canyon bottom near Elm Street, just west of Interstate 15 between Hwy 94 and I-805 110 Comment
  SD167063  Persicaria lapathifolia Mark A. Elvin, Jon P. Rebman 2003-9-30 3049 San Diego Peninsular Ranges, San Ysidro Mountains, northwest side of Otay Mtn., along drainage into east end of Lower Otay Lake, 1.3 miles from gate at Otay Lakes Road (Otay Mesa 7.5' Q.) (IPB 8/06) 155 Comment
  SD169195  Persicaria lapathifolia Melvin M. Sweet 2005-8-25 195 San Diego Cuyamaca State Park. Near the Cold Stream Trail, E of Hwy 79, about 1/4 mile SE of the West Mesa parking area, 1.5 mi SE of Park Headquarters. 1280 Comment
  SD169197  Persicaria lapathifolia Beverly Pecunia 2005-8-29 11 San Diego NE of the city of Escondido, N shore of western section of Lake Wohlford, NE end of boat dock parking lot near entrance. 458 Comment
  SD172326  Persicaria lapathifolia David Woelfel, Beatrice Woelfel 2005-9-17 45 San Diego Along Sandia Canyon Creek just north of the confluence with Santa Margarita River, approx 1.5 miles north of Fallbrook and 0.3 miles west of intersection of Rock Mountain Rd and Sandia Creek Dr. 98 Comment
  SD172327  Persicaria lapathifolia David Woelfel, Beatrice Woelfel 2005-9-5 29 San Diego 5 mi NW of city of Fallbrook, 0.3 mile on De Luz Murrieta Rd southwest of Riverside County line at first stream crossing on north side of road just off road. 166 Comment
  SD172328  Persicaria lapathifolia Larry Hendrickson 2004-8-27 265 San Diego Cuyamaca Rancho State Park, Green Valley. East of State Highway 79 and the access road to the historic Dyer house, about 600 feet north of the confluence of Sweetwater River and Cold Stream on the west side of the river. 1232 Comment
  SD173522  Persicaria lapathifolia Andrew C. Sanders 2005-6-17 31013 San Diego Boden Canyon Ecological Reserve at E end of San Pasqual Valley, lower part of reserve along Santa Ysabel Creek at confluence with Clevenger Canyon 200 Comment
  SD175739  Persicaria lapathifolia Jon P. Rebman, M. Mulligan, K. Rich, M. White & J. Stallcup 2005-9-11 12321 San Diego Long Portrero area: NE of Tecate, SW of Morena Reservoir; ca. 3 miles N of Hwy. 94 and north of Portrero Valley Road on a dirt road; vicinity of a small pond 740 Comment
  SD176528  Persicaria lapathifolia Margaret R. Mulligan, Joe Barth 2005-8-11 1355 San Diego Sycuan Peak Ecological Reserve (California Dept of Fish & Game). SE of Dehesa, 1 mi SW of Loveland Reservoir, 1.25 mi N of Sycuan Peak, in the Sweetwater River Watershed, at the E end of Sloan Ranch Truck Trail. 248 Comment
  SD176529  Persicaria lapathifolia Margaret R. Mulligan, Joe Barth 2005-7-26 1271 San Diego McGinty Mountain Ecological Reserve (California Fish & Game). SE of city El Cajon. SE of intersection of Willow Glen Dr and Hillsdale Rd, in bed of Sweetwater River. 111 Comment
  SD177662  Persicaria lapathifolia Jon P. Rebman, J. Gregory and M. Mulligan 2006-10-5 12969 San Diego Lake Henshaw (Vista Irrigation District property): approx. 2.5 miles N of the Lake; along Henshaw Truck Trail where it crosses the riparian area that drains into the lakel 835 Comment
  SD17914  Persicaria lapathifolia Frank F. Gander 1937-6-17 4135 San Diego Sweetwater River near Jamacha Comment
  SD179575  Persicaria lapathifolia Jon P. Rebman, P. Famolaro & Parabotany Team 2007-8-8 13757 San Diego Loveland Reservoir: S of Alpine and Japatul Valley Road; just below the dam (south) at the extreme southeastern end of the reservoir 390 Comment
  SD179576  Persicaria lapathifolia Jon P. Rebman, J. Gregory and L. Aerne-Hains 2007-7-9 13685 San Diego Lake Henshaw: SE of East Grade Road and S of Henshaw Truck Trail, approx. 0.5 air miles NE of the dam; along the north shore of the Lake 815 Comment
  SD179577  Persicaria lapathifolia Jon P. Rebman, P. Famolaro & Parabotany Team 2007-8-8 13805 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
  SD181214  Persicaria lapathifolia MaryAnn Brooks-Gonyer, Beverly Pecunia 2005-10-24 402 San Diego About 6.5 miles north of Escondido, on the western edge of Valley Center, 1 mi East of Hwy 395, Ao mile south of Circle R Drive, in Castle Creek Treasures housing development in a preserved riparian area N of Tobira Dr. and W of Platanus Dr. 146 Comment
  SD182388  Persicaria lapathifolia Nancy Nenow, Judy Gibson 2005-9-9 264 San Diego Warner Springs. Sandy riverbed south of Agua Caliente Creek Bridge on highway 79 at the west end of the Warner Springs Ranch golf course. 886 Comment
  SD182389  Persicaria lapathifolia Richard L. Breisch, Susan L. Breisch 2006-7-1 227 San Diego Lake Morena County Park, along edge of S side of Lake Morena west of Morena Reservoir Rd. Would be in reservoir during high water years. In drainage leading to lake. 925 Comment
  SD183042  Persicaria lapathifolia Jon P. Rebman, J. Gregory, K. Rich, & P. Famolaro 2007-9-12 13944 San Diego Sweetwater Reservoir: east of National City and south of La Presa; vicinity of wet marsh and meadow areas just northeast and upstream from the east end of the reservoir 71 Comment
  SD184886  Persicaria lapathifolia Paul Beiley, Jeannie Gregory 2006-6-28 117 San Diego Flinn Springs, Flinn Springs County Park, 14787 Olde Hwy 80, 1 mi E of intersection with Lake Jennings Park Rd. 252 Comment
  SD185295  Persicaria lapathifolia Andy C. Sanders 1988-11-6 8753 Imperial Imperial Valley between Brawley & Westmoreland, edge of canal, east side of Hwy 86 at intersection with Kalin Road. And Tamarack Canal crossing, 1.6 mi. NW of New River Crossing at Brawley -34 Comment
  SD187073  Persicaria lapathifolia Jon P. Rebman, M. Mulligan & W. Schmidtmann 2008-6-19 15573 San Diego Camp Pendleton Marine Corps Base: along North River Road, just east of Stuart Mesa Road; along the Santa Margarita River in the southwestern portion of the base 3 Comment
  SD187074  Persicaria lapathifolia Jon P. Rebman, Margie Mulligan 2008-5-28 15301 San Diego Hellhole Canyon Open Space Preserve: east of Valley Center and northeast of Lake Wohlford; southwest portion of preserve, along Hellhole Creek west of the canal pipe in the waterfall area 415 Comment
  SD188999 Image available Persicaria lapathifolia Jon P. Rebman, M. Mulligan & W. Schmidtmann 2008-6-19 15701 San Diego Camp Pendleton Marine Corps Base: near North River Road, east of Stuart Mesa Road in the southwestern portion of the base; in the Santa Margarita River bed along the water pipe that crosses the river 10 Comment
  SD189859  Persicaria lapathifolia Larry Hendrickson 2006-7-24 1764 San Diego Banner. Banner Recreation Ranch (private campground), near Banner Creek. 824 Comment
  SD190534  Persicaria lapathifolia Jon P. Rebman, M. Mulligan & D. Bieber 2008-6-25 15735 San Diego Camp Pendleton Marine Corps Base: south of Stagecoach Road and north of the airstrip along Vandegrift Blvd.; in the Santa Margarita River bed 20 Comment
  SD196606  Persicaria lapathifolia Beverly Pecunia 2006-10-1 133 San Diego Escondido, 6 mi NE of at Lake Wohlford, 1I(c) mi E of Valley Center Road/ East Valley Parkway, S shore near gate entrance 466 Comment
  SD199381  Persicaria lapathifolia Jon P. Rebman, M. Mulligan, M. Dinkins, B. Lardiere 2009-7-16 18185 San Diego Camp Pendleton Marine Corps Base: Delta Training Area in the northwestern portion of base; east of Talega Canyon Road along San Mateo Creek and west of Devil Canyon 130 Comment
  SD208049  Persicaria lapathifolia John Groth 2008-7-4 205 San Diego Cleveland National Forest, Cuyamaca Mtns, 3.5 mi. WNW of Cuyamaca Peak, banks of Boulder Creek, 350 yds. E of junction with Boulder Creek Road 819 Comment
  SD209054  Persicaria lapathifolia Jerilyn Hirshberg 2008-8-9 1932 San Diego Cleveland National Forest, W side of Cuyamaca Mountains, 0.5 mile east of Saddleback parking area, edge of Cedar Creek .25 mile NE of intersection with Cedar Creek Road 559 Comment
  SD210356  Persicaria lapathifolia Jon P. Rebman, W. Schmidtmann and volunteers 2010-11-16 20470 San Diego Camp Pendleton: Golf Training Area; west of the Santa Margarita River; along De Luz Creek north of Camp De Luz 64 Comment
  SD211170  Persicaria lapathifolia Sheri Konen, Anna Trunnell 2008-6-28 59 San Diego Ramona, 3I(c) mi NW of, Clevenger Canyon, 1 mi NE of Hwy 78 and Rancho Villa Rd, along Orosco Guejito Truck Trail by Santa Ysabel Creek 221 Comment
  SD211171  Persicaria lapathifolia Carolyn Martus, Margaret Mulligan 2008-7-9 831 San Diego Fallbrook, 2I(c) mi NE of, 3I(c) mi W of Rainbow, on south side of the Santa Margarita River at the Willow Glen and N. Stagecoach trailhead. 149 Comment
  SD212324  Persicaria lapathifolia Phillip Roullard 2008-3-14 183 San Diego Border Field State Park, at the eastern base of Bunker Hill, on the southeast side of the trail, about 1.2 miles east of Pacific Ocean and .18 mi north of US/Mexico border 79 Comment
  SD215212  Persicaria lapathifolia Warren Schmidtmann, M. Mulligan, J. Hirshberg 2009-10-29 211 San Diego Barrett Lake (City of San Diego), Boneyard Canyon on northern edge of east fork, ca 5 miles NNE of junction Barrett Lake Road and Highway 94, adjacent to Hauser Wilderness. 495 Comment
  SD219571  Persicaria lapathifolia Jon P. Rebman, W. Schmidtmann and V. Marshall 2011-5-26 21945 San Diego Cleveland National Forest: Northeast of Eagle Peak and north of Sunshine Peak; east of a dirt road that goes north off of Boulder Creek Road; along Cedar Creek 754 Comment
  SD225080  Persicaria lapathifolia Scott D. White, Steve Ogg 1994-10-17 2481 Riverside City of Temecula, Murrieta Ck. Channel 1000ft N of bridge at Rancho Calif. Ave. 299 Comment
  SD226150  Persicaria lapathifolia Jon P. Rebman, W. Schmidtmann and G. Kenney 2012-5-22 24087 San Diego Camp Pendleton: Training Area Romeo I; southeast of San Onofre Peak; east of El Camino Real and I-5; around a dry pond just off of Horno Canyon Road 259 Comment
  SD22690  Persicaria lapathifolia Frank F. Gander 1938-9-3 6479 San Diego Along stream, Pine Valley Comment
  SD228256  Persicaria lapathifolia Jon P. Rebman, J. Green and C. Brennen 2012-5-24 24207 San Diego Lake Sutherland: northeast of Ramona; along the northwest side of Lake Sutherland just southwest of the dam; near the shore of the Lake and east of Lake Sutherland Dam Road. 630 Comment
  SD230023  Persicaria lapathifolia Jon P. Rebman, W. Schmidtmann, J. Green, V. Marshall,T. Barckley 2012-5-31 24516 San Diego Lake Hodges: south of Escondido; southeast of the intersection of Lake Drive and Beech Lane; northwest side of Lake along the shore 95 Comment
  SD230024  Persicaria lapathifolia Jon P. Rebman, John LaGrange & Jerry Greene 2012-6-7 24714 San Diego Barrett Lake: on Pig Point along the west side of Barrett Lake and just east of Barrett Lake Road 490 Comment
  SD23013  Persicaria lapathifolia Frank F. Gander 1938-10-5 6656 San Diego Creek 2I(c) mi. southwest White Star Sta. Comment
  SD230619  Persicaria lapathifolia Jon P. Rebman, J. Green, T. Barckley, C. Brennen, J. Carlstrom 2012-6-19 24904 San Diego Daley Ranch: northeast of Escondido; west of Co. Hwy. S6 and north of Dixon Lake; along East Ridge Trail in the vicinity of a small pond to the east of Middle Pond 399 Comment
  SD230620  Persicaria lapathifolia Jon P. Rebman, W. Schmidtmann, G. Kenney, et al 2013-1-30 25496 San Diego Camp Pendleton: southwest portion of Base; south of the Santa Margarita River around the sewage ponds near Stuart Mesa Road 4 Comment
  SD231709  Persicaria lapathifolia Jon P. Rebman, J. Green, T. Barckley, C. Brennen, J. Carlstrom 2012-6-19 24955 San Diego Daley Ranch: northeast of Escondido; west of Co. Hwy. S6 and north of Dixon Lake; in the vicinity of a small dry pond 374 Comment
  SD239864  Persicaria lapathifolia Mark A. Elvin 2004-4-24 3336 San Diego San Ysidro Mountains: Otay Mountain: SE base, W end Marron Valley on slopes of mountain N of Tijuana River, between Mine and Butteweg canyons 167 Comment
  SD24135  Persicaria lapathifolia Frank F. Gander 1939-1-28 6936 San Diego Shore of Sweetwater Reservoir Comment
  SD243188  Persicaria lapathifolia George K. Helmkamp, E. A. Helmkamp 2011-10-8 18393 Glenn Northern Sacramento Valley: Co. Road 61 (Riz Rd.), 2.6 miles east of CA-45 and at the junction with Co. Road V, 8.26 mi. SE (124a^z) of Willows. 25 Comment
  SD244469  Persicaria lapathifolia Jon P. Rebman, W. Schmidtmann & G. Kenney 2014-5-8 28296 San Diego Camp Pendleton: Training Area India: eastern portion of Base; along the Santa Margarita River just southwest of the De Luz Road crossing 35 Comment
  SD244470  Persicaria lapathifolia Jon P. Rebman, W. Schmidtmann & G. Kenney 2014-5-13 28479 San Diego Camp Pendleton: Training Area India: central portion of Base; along the Santa Margarita River just west of Santa Margarita Road & northwest of the hospital 35 Comment
  SD254080  Persicaria lapathifolia Melanie Howe, Michael Kelly 2003-7-21 496 San Diego Torrey Pines State Reserve lagoon Comment
  SD261893  Persicaria lapathifolia Susan T Welker 1993-7-26 San Diego East of Potrero, west of Canyon City, adjacent to Hwy 94. Emergent wetland at artificial stock pond. 725 Comment
  SD263467  Persicaria lapathifolia Onkar Singh, M. Honer 2015-4-7 5379 San Diego Naval Weapons Station Seal Beach Detachment Fallbrook, North Magazine, study area S, ca. 675 m west of Ammunition Rd and 400 m south of Shrike Rd. 117 Comment
  SD48695  Persicaria lapathifolia Ira L. Wiggins 1926-10-16 2122 San Diego In muddy soil, on margin of Lake Cuyamaca. Comment
  SD48696  Persicaria lapathifolia Ira L. Wiggins 1926-10-17 2155 San Diego In moist soil along Descanso Creek, just above junction with Sweetwater River near Descanso. Comment
  SD48697  Persicaria lapathifolia Ira L. Wiggins 1926-10-16 2126 San Diego Along bank of Boulder Creek below Cuyamaca Lake Comment
  SD48793  Persicaria lapathifolia Ira L. Wiggins 1927-8-29 2639 San Diego Margin of Cuyamaca Lake Comment
  SD48794  Persicaria lapathifolia Ira L. Wiggins 1927-8-29 2578 San Diego Along Hatfield Creek, 4 mi. E. of Ramona on highway to Santa Ysabel. Comment
  SD52053  Persicaria lapathifolia R. D. Alderson 9281 San Diego Witch Creek Comment
  SD60365  Persicaria lapathifolia Peter H. Raven 1961-9-10 16642 San Bernardino low ground along Mojave River just east of Victorville 822 Comment
  SD6213  Persicaria lapathifolia Edna C. Barker 1933-9-6 San Diego Bushlaugh Cove, Lower Otay Reservoir Comment
  SD71302  Persicaria lapathifolia Henry M. Pollard 1965-11-5 Ventura Dry border of Mirror Lake, Ojai Valley Comment
  SD7871  Persicaria lapathifolia Daniel Cleveland Aug 1884 San Diego Ballena Comment
  SD7879  Persicaria lapathifolia Daniel Cleveland Jul 1878 San Diego San Diego Comment
  SD7881  Persicaria lapathifolia J. C. Nevin none given Los Angeles Los Angeles Comment
  SDSU12962  Persicaria lapathifolia Michael G. Simpson, Lee M. Simpson 1999-9-30 2009 San Diego Southwest shore of Lake Murray, ca. 1/4 mile west of dam, Mission Trails Regional Park, San Diego. 168 Comment
  SDSU13613  Persicaria lapathifolia W. Miller, C. Mosse 1972-8-9 Riverside Comment
  SDSU15325  Persicaria lapathifolia Genie Fleming, Eric LaCoste 1998-7-29 San Diego UTM-Easting: 462960.81; UTM-Northing: 3677473. Training Area: OSCAR 1. LTETM PLOT: 155. LTETM Unknown code: F07. 6 Comment
  SDSU9654  Persicaria lapathifolia H. Wedberg 1967-7-19 1409 San Diego At Old Mission dam, west of Santee on Old Mission Gorge Rd. 122 Comment
  SDSU9655  Persicaria lapathifolia F. Youngberg 1934-7-11 San Diego Lindo Lake. Lakeside, Ca. Comment
  SEINET11261792  Persicaria lapathifolia David Keil 2011-11-5 31145 San Luis Obispo Oceano. Arroyo Grande Creek at 22nd Street bridge.; 0 8 Comment
  SEINET3923762  Persicaria lapathifolia K. Dobry 1990-6-24 d 131 Ventura Santa Monica Mts at Lake Sherwood Country Club.; 0 Comment
  SEINET3923792  Persicaria lapathifolia Timothy S. Ross, Steve Boyd 1994-9-21 8335 Los Angeles CowW SPRING POND': sag pond on the San Andreas Fault Zone at the N foot of Liebre Mtn and on the S side of West Oakdale Canyon Road, about 100 m W of the Cow Spring Canyon drainage. Liebre Mountain 7.5' USGS Quadrangle.; 0 1149 Comment
  SEINET3923793  Persicaria lapathifolia Steve Boyd, Valerie Soza; Victoria Jotikasthira; L. Raz 1996-7-11 8902 Los Angeles Liebre Mountains, Castaic Creek drainage from Fish Canyon downstream to power plant, just north of upper end of Castaic Lake.; 0 469 Comment
  SEINET3923794  Persicaria lapathifolia Steve Boyd, L. Raz 1996-10-14 9030 Los Angeles Liebre Mountains region, Agua Dulce Canyon, just north of Highway 14 and the confluence with Escondido Canyon, along Agua Dulce Canyon Road.; 0 671 Comment
  SEINET3930534  Persicaria lapathifolia David Keil 1991-10-26 22682 Santa Barbara North Vandenberg Air Force Base. Barka Slough, near eastern boundary of base along San Antonio Creek.; 0 Comment
  SEINET8532902  Persicaria lapathifolia L. E. Stevens 2014-1 s.n. Tuolumne Stanislaus National Forest, Roadcut Springs, SSI ID# 159440, Duckwall Mountain Quad 1343 Comment
  SJSU5866  Persicaria lapathifolia C. T. Osugi 1970-7-15 186 Merced San Luis National Wildlife Refuge, W side San Joaquin R c. 10 mi N of Los Banos Comment
  UC1951976  Persicaria lapathifolia Henry M. Pollard 1952-8-15 Santa Barbara Laguna Blanca (Hope Ranch Lake), Santa Barbara. Comment
  UCD13372  Persicaria lapathifolia Patricia Gordon-Reedy 1996-1 s.n. Riverside Shores of Lake Skinner. Comment
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Nov 20 2011
  UCD142950  Persicaria lapathifolia Ellen Dean; A. Lal, M. Taylor 2013-7-8 7822 Yolo Russell Ranch UC Davis Riparian Reserve on south side of Russell Blvd. between City of Davis and City of Winters. Found in Putah Creek Vegetation Survey Plot RRR 2A. 30 Comment
  UCD149604  Persicaria lapathifolia Stephen P. Rae; Ayzik Solomeshch 2006-5-30 s.n. Napa On the north side of Soscol Ridge, south of the city of Napa, ca. 3/4 km east of Highway 121, on the south side of Soscol Creek. 25 Comment
  UCD150921  Persicaria lapathifolia James A. Neilson Jr.; Dianne Q. McQuaid 1972-10-10 3594 Sacramento Long Island, Sacramento River, just WNW of Isleton. Elevation estimated in Google Earth by label-maker. 1 Comment
  UCD167961  Persicaria lapathifolia James Neilson 1981-7-16 4054 Sonoma Mayacmas Mountains. Big Sulphur Cr. At bridge crossing road to Cloverdale. (Exact location unknown. Coordinates estimated by label maker. Location information obtained from Neilson 4048 which was collected on the same day at Big Sulphur Creek at bridge crossing road to Cloverdale, SW 1/4 SE 1/4 Sect. 5, T11N, R9W.) Comment
  UCD21932  Persicaria lapathifolia Beth Lowe Corbin 1982-8-3 188 Placer Onion Creek campground. In fine, sandy, granitic soil. Herb up to 4' high. Flowers whitish. Partial shade. Locally abundant. Southwest facing slope. 1841 Comment
  UCD37712  Persicaria lapathifolia Beecher Crampton 1961-7-25 5945 Sacramento Sacramento County, northern city limits of Sacramento, along Richards Boulevard. Comment
  UCD54160  Persicaria lapathifolia Steve Dowty 1993-9-18 12 Sacramento Cosumnes River Preserve Plant Inventory; south of area. Comment
  UCD55429  Persicaria lapathifolia Rachel A. Hutchinson 2006-7-12 53 Sacramento SACRAMENTO COUNTY: Cosumnes River Preserve West Bottoms Parcel. Comment
  UCD74456  Persicaria lapathifolia J. E. Sandoval 1995-8-28 53 Merced Great Valley Grasslands State Park (encompasses the former Fremont Ford State Recreation Area). South of the town of Stevinson, 1 mi. south of Hwy 140 on Hwy 165. 17 Comment
  UCD74551  Persicaria lapathifolia J. E. Sandoval 1995-10-15 225 Merced Great Valley Grasslands State Park (encompasses the former Fremont Ford State Recreation Area). South of the town of Stevinson, 1 mi. south of Hwy 140 on Hwy 165. 17 Comment
  UCD99442  Persicaria lapathifolia Robert Barr 1967-5-13 67205 Imperial At junction of Highway 111 and Weist Lake Road north of Brawley. -38 Comment
  UCD99454  Persicaria lapathifolia A. S. Crafts 1926-7-8 465 Yolo University Farm Campus, Davis. Comment
  UCD99465  Persicaria lapathifolia Barbara Ertter 1988-10-2 7962 Napa Lake Hennessey ca 15 air miles NNW of Napa, on Conn Creek in North Coast Ranges. E of boat-launching ramp on SE edge. 91 Comment
  UCD99472  Persicaria lapathifolia Morris Halperin 1930-5-20 s.n. Contra Costa Near Antioch. Comment
  UCD99479  Persicaria lapathifolia G. K. Helmkamp; E. A. Helmkamp 2007-9-10 12921 El Dorado Northern Sierra Nevada Mountains: Lake Oaks Mobile Home Park, Diamond Springs; near junction of CA-49 and Patterson Drive. 530 Comment
  UCD99482  Persicaria lapathifolia G. K. Helmkamp; E. A. Helmkamp 2007-9-17 12971 Yolo Sacramento Valley: along CA-16 at Madison, at junction with County Road-89, about 9 miles west of Brower's Corner in Woodland. 43 Comment
  UCD99492  Persicaria lapathifolia P. B. Kennedy 1920-6-23 s.n. Yolo Holland Land Co. Clarksburg, Sacramento River. Comment
  UCD99499  Persicaria lapathifolia Lillian McHoul 1971-9-26 s. n. Marin Nicasio Reservoir. Comment
  UCD99503  Persicaria lapathifolia Carl V. Meyer 1928-8-10 644 San Diego Escondido. Comment
  UCD99511  Persicaria lapathifolia Malcolm A. Nobs; S. Galen Smith 1949-9-1 1738 Mono Rush Creek Wildlife Area, on southwestern shore of Mono Lake. Comment
  UCD99513  Persicaria lapathifolia Allan G. O'Berg Jr. 1955-10-7 20 Fresno 7 mi. N.W of Kerman, 1.5 mi. N. of Belmont Rd. on Yuba Rd., 500 ft. W. of rd. Comment
  UCD99519  Persicaria lapathifolia Henry M. Pollard 1957-8-10 s.n. Santa Barbara Southern Pacific (So. Pac.) R.R. yards, Santa Barbara. Comment
  UCD99521  Persicaria lapathifolia Henry M. Pollard 1965-10-6 s.n. Ventura Ventura River Basin, margin of Ventura River at Casitas Springs. Comment
  UCD99529  Persicaria lapathifolia Robert F. Thorne; C. W. Tilforth, et al. 1972-6-29 42157 San Bernardino San Gabriel Mountains. San Bernardino National Forest. Along Cajon Creek near Cajon Campground in Cajon Canyon. 838 Comment
  UCD99536  Persicaria lapathifolia Ernest C. Twisselmann 1958-8-13 4632 Kern The Greenhorn Range. Angel Creek, just east of Glennville, Shandon. 944 Comment
  UCD99540  Persicaria lapathifolia Ernest C. Twisselmann 1959-7-7 5547 Kern Tehachapi-Kernville Region. South Fork of Kern River, just east of Weldon. 807 Comment
  UCD99542  Persicaria lapathifolia Ernest C. Twisselmann 1959-11-2 5859 Santa Barbara Santa Maria Valley: 0.6 mile west of Guadalupe, Shandon. 12 Comment
  UCD99545  Persicaria lapathifolia Ernest C. Twisselmann 1964-9-29 10272 Kern Kern National Wildlife Refuge. 76 Comment
  UCD99548  Persicaria lapathifolia Ernest C. Twisselmann 1965-9-19 11586 Tulare The Pixley National Wildlife Refuge, lake on the west side of refuge. 68 Comment
  UCD99550  Persicaria lapathifolia G. L. Webster; G. L. Stebbins Jr. 1967-8-22 7530 Sutter Ca. 1 mile W of 'The Berry Patch' (6 miles W of Pennington). 15 Comment
  UCD99741  Persicaria lapathifolia T. L. Secrest 1947-10-31 s.n. Santa Barbara Laguna Blanca, Hope Ranch, Santa Barbara. Comment
  UCR167509  Persicaria lapathifolia Scott D. White, A. Warniment 2005-9-9 11219 Los Angeles Tehachapi Mtns, Oso Canyon, c. 1-2 air miles north of Quail Lake 1067 Comment
  UCR186686  Persicaria lapathifolia T. B. Salvato, Katie Kurtz, Mitch Provance 2006-10-15 1907 Orange South Coast, Irvine, San Diego Creek flood control channel, between Campus Drive and Michelson Drive 6 Comment
  UCR240105  Persicaria lapathifolia Dick Newell, Judy Booth 2012-9-3 284 Orange South Coast, Irvine, San Diego Creek under Campus Drive overcrossing 4 Comment
  UCR264925  Persicaria lapathifolia Jon P. Rebman, Warren Schmidtmann, G. Kenney 2014-5-8 28296 San Diego Camp Pendleton; Training Area India, eastern portion of base, along Santa Margarita River just southwest of the De Luz Road crossing. Atlas square: D6 35 Comment
  UCR265630  Persicaria lapathifolia Mark A. Elvin, James Kwon 2014-10-22 7741 Ventura South Coast, Oxnard Plain at the west base of the Santa Monica Mountains, along Conejo Creek near water treatment plant and rock quarry 59 Comment
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Oct 20 2017
  UCR266047  Persicaria lapathifolia David J. Keil 2011-11-5 31145 San Luis Obispo Oceano. Arroyo Grande Creek at 22nd St. bridge 8 Comment
  UCR269369  Persicaria lapathifolia Steven A. Junak 1992-6-1 SC- 3469 Santa Barbara Channel Islands, Santa Cruz Island, mouth of creek at Prisoners Harbor 6 Comment
  UCSB39529  Persicaria lapathifolia Roberts, Fred; Steele, Kelly 1981-10-9 Santa Barbara at road crossing on extreme east of Central Basin Slope (Area 2C); More Mesa, along the Pacific Ocean, south of Atascadero Creek, adjacent to and west of Hope Ranch Park, ca. 3 km southeast of Goleta. 40 Comment
  UCSB42133  Persicaria lapathifolia Roos, John 1965-9-15 San Bernardino Mohave River at Victorville. Comment
  UCSB54289  Persicaria lapathifolia Forbes, Holly 1984-7-13 Inyo 1 mile N of jet of Fish Slough Rd and Jean Blanc Rd at barrier separating slough from Owens River canal 1341 Comment
  UCSB56390  Persicaria lapathifolia Pritchett, David 1986-8-19 Santa Barbara Del Sol Vernal Pool Reserve, SE corner El Colegio Rd. and Camino Lindo, Isla Vista 9 Comment
  UCSB56460  Persicaria lapathifolia Pritchett, David 1986-7-10 Santa Barbara near Calle Real at SE portion of park, clayey silt, 50 ft. Comment
  UCSB58757  Persicaria lapathifolia Boyd, Steve 1985-7-23 San Diego De Luz Creek at crossing of Tenaja Trail, about 0.1 mi. west of jtn with De Luz Rd. 121 Comment
  UCSB59984  Persicaria lapathifolia Hendrickson, Beth; Parikh, Anuja 1988-5-27 Santa Barbara W shore Cachuma Bay, Lake Cachuma. 231 Comment
  UCSB69770  Persicaria lapathifolia Ferren, Wayne 1984-9-25 Santa Barbara Santa Ynez River Estuary. Growing under bridge at Floradale and Santa Ynez River. Comment
  UCSB70308  Persicaria lapathifolia Ferren, Wayne 1991-10-12 Monterey Carmel River, 0.1 mi E of Route 1. Comment
  UCSB70596  Persicaria lapathifolia Magney, David; Breslin, Nancy 2000-11-11 Ventura Western Transverse Ranges, Matilija Canyon; Matilija Quad., NE1/4 NW1/4 S29 T5N R23W San Bernardino Base Meridian; Lyons Spring (MESA), found at N edge of Matilija Lake 365 Comment
  UCSB70878  Persicaria lapathifolia Burgess, Rick 1991-5-23 Ventura Santa Clara River. East side of river, north of Saticoy Settling ponds. Southwest side of South Mtn. 48 Comment
  CAS-BOT-BC149606  Persicaria lapathifolia Doreen Smith 2001-9-16 s.n. Marin Nicasio Reservoir Comment
  CAS-BOT-BC413764  Persicaria lapathifolia Verne Grant; Herbert L. Mason 1946-8-28 13089 San Mateo Pond on Santa Cruz - Daly City Road #5, south of San Francisco Comment
  CAS-BOT-BC413765  Persicaria lapathifolia W. R. Dudley 1897-10-11 s.n. San Mateo Santa Cruz Peninsula. Toward Pilar Pt. Comment
  CAS-BOT-BC413767  Persicaria lapathifolia Evelina Cannon 1891-9-1 s.n. Alameda Oakland Comment
  CAS-BOT-BC413768  Persicaria lapathifolia Cherie L. Wetzel 1969-4-19 767 Alameda Niles Canyon and Vicinity. Alameda Creek at Schilling's Park Comment
  CAS-BOT-BC413770  Persicaria lapathifolia Cherie L. Wetzel 1967-11-3 177 a Alameda Niles Canyon and Vicinity. Alameda Creek at Mission Blvd. Comment
  CAS-BOT-BC413772  Persicaria lapathifolia Cherie L. Wetzel 1967-9-30 147 Alameda Niles Canyon and Vicinity. Along Alameda Creek by sandbag levee Comment
  CAS-BOT-BC413773  Persicaria lapathifolia Volney Rattan No date on label s.n. Alameda Oakland Comment
  CAS-BOT-BC413774  Persicaria lapathifolia Volney Rattan 1887-1-1 s.n. Alameda Oakland Mole, Oakland Comment
  CAS-BOT-BC413777  Persicaria lapathifolia E. Gene Lagel 1977-10-1 s.n. Alameda Garin Regional Park, se. of Hayward Comment
  CAS-BOT-BC413778  Persicaria lapathifolia D. E. Breedlove 1969-10-18 16719 Contra Costa Along Alhambra Valley Road near junction with Bear Creek Road, SE of Pinole Comment
  CAS-BOT-BC413779  Persicaria lapathifolia Walter Knight 1977-7-15 s.n. Contra Costa At reservoir's edge, golf course, Antioch. Lone Tree Road 30 Comment
  CAS-BOT-BC413782  Persicaria lapathifolia John Thomas Howell 1931-9-29 8125 San Francisco Along highwater mark of Mountain Lake, Presidio, San Francisco Comment
  CAS-BOT-BC413784  Persicaria lapathifolia John Thomas Howell 1931-9-29 8125 San Francisco Along highwater mark of Mountain Lake, Presidio, San Francisco Comment
  CAS-BOT-BC413786  Persicaria lapathifolia John Thomas Howell 1957-8-19 32902 San Francisco San Francisco. Near Quarry Lake, Golden Gate Park Comment
  CAS-BOT-BC413788  Persicaria lapathifolia John Thomas Howell 1957-8-6 32889 San Francisco San Francisco. S. of Academy, Golden Gate Park Comment
  CAS-BOT-BC413790  Persicaria lapathifolia Evelina Cannon 1894-9-17 s.n. San Francisco Presidio, San Francisco Comment
  CAS-BOT-BC413792  Persicaria lapathifolia Peter Rubtzoff 1956-11-10 3072 San Francisco San Francisco. Near Mountain Lake, Presidio Comment
  CAS-BOT-BC413793  Persicaria lapathifolia W. R. Dudley 1909-9-18 s.n. Santa Cruz Santa Cruz - Watsonville Rd Comment
  CAS-BOT-BC413794  Persicaria lapathifolia W. R. Dudley 1903-9-27 s.n. Monterey Between Pajaro and Castroville Comment
  CAS-BOT-BC413797  Persicaria lapathifolia W. R. Dudley 1903-9-27 s.n. Monterey Between Pajaro and Castroville Comment
  CAS-BOT-BC413799  Persicaria lapathifolia Ida Hayward 1928-7-25 s.n. Santa Cruz Pajaro River between Main and Marchant Sts., Watsonville Comment
  CAS-BOT-BC418926  Persicaria lapathifolia F. E. Blaisdell No date on label s.n. Calaveras Mokelumne Hill Comment
  CAS-BOT-BC418927  Persicaria lapathifolia F. E. Blaisdell, M. D. No date on label s.n. Calaveras Mokelumne Hill Comment
  CAS-BOT-BC418928  Persicaria lapathifolia John Thomas Howell 1976-10-29 52271 El Dorado Bottom of Folsom Lake at Brown's Ravine boat landing 121 Comment
  CAS-BOT-BC418929  Persicaria lapathifolia Peggy Smith 1978-5-11 s.n. Fresno Between the town of Balch Camp and the Balch Camp Powerhouse, on the south side of the North Fork of the Kings River 457 Comment
  CAS-BOT-BC418936  Persicaria lapathifolia Georgia Bentley 1919-10-1 s.n. Sacramento Vicinity of Sacramento Comment
  CAS-BOT-BC418937  Persicaria lapathifolia Robin Schramm 1998-6-20 53 Shasta Redding, end of Salmon Creek Rd., on the bank of Salmon Creek, near its junction with Clear Creek Comment
  CAS-BOT-BC418940  Persicaria lapathifolia Alice Eastwood 1912-7-22 1312 Siskiyou Sisson Comment
  CAS-BOT-BC418941  Persicaria lapathifolia John Thomas Howell 1972-6-25 48889 Solano Near intersection of Columbus Parkway and Benecia Road, about 2 miles west of Benecia Comment
  CAS-BOT-BC418942  Persicaria lapathifolia R. E. Frenkel 1964-7-11 694 Tehama On California Hwy. 36, immediately west of Mineral Lodge 1463 Comment
  CAS-BOT-BC418943  Persicaria lapathifolia Lowell Ahart 1983-8-27 4355 Sutter A little south of the Myers home, Myers Ranch, Sutter Buttes 50 Comment
  CAS-BOT-BC418947  Persicaria lapathifolia Herbert L. Mason; Verne Grant 1946-8-14 13028 Butte On Sacramento Outing Club, Butte Sink Comment
  CAS-BOT-BC418949  Persicaria lapathifolia Lowell Ahart 1982-10-6 3844 Butte Along the edges of North Honcut Creek, about 1 mile north and 3 miles east of Honcut, Peter Ahart Ranch 50 Comment
  CAS-BOT-BC418951  Persicaria lapathifolia Lowell Ahart 1982-10-15 3899 Butte On the bottom of North Honcut Creek, about 1 mile north and 2 and 3/4 miles east of Honcut 50 Comment
  CAS-BOT-BC418954  Persicaria lapathifolia Lowell Ahart 1987-10-22 5922 Butte Along Oroville Chico Highway (149), 1/10 mile north-west of Highway 70 76 Comment
  CAS-BOT-BC418957  Persicaria lapathifolia Mark Kerr 1939-8-26 s.n. Inyo 2 miles n. of Lone Pine Comment
  CAS-BOT-BC418959  Persicaria lapathifolia Mary DeDecker 1969-8-30 2392 Inyo Owens River below aqueduct intake 1164 Comment
  CAS-BOT-BC418960  Persicaria lapathifolia Janet E. Dibble 1981-7-29 543 Kern Beneath Willow on S. stream bank (South Fork); approx. 2000 ft. W. of Fay Ranch Rd. Comment
  CAS-BOT-BC418961  Persicaria lapathifolia Mary Ann Henry 1982-9-16 s.n. Kern Forest SW of HQ's Comment
  CAS-BOT-BC418963  Persicaria lapathifolia Ernest C. Twisselmann 1958-8-13 4632 Kern Angel Creek, just east of Glennville. Greenhorn Range 944 Comment
  CAS-BOT-BC418964  Persicaria lapathifolia Ernest C. Twisselmann 1953-8-17 714 Kern Temblor Range and the Western San Joaquin Valley. Buena Vista Slough at U.S. 466 Bridge, 2 miles East of Lost Hills 73 Comment
  CAS-BOT-BC418965  Persicaria lapathifolia Ernest C. Twisselmann 1954-6-27 1400 Kern Temblor Range and the Western San Joaquin Valley. Las Yeguas Creek: 1 mile north of Las Yeguas Ranch, Temblor Mountains 731 Comment
  CAS-BOT-BC418966  Persicaria lapathifolia Ernest C. Twisselmann 1954-7-20 1459 Kern Temblor Range and the Western San Joaquin Valley. Buena Vista Canal: 6 miles northwest of Buttonwillow 76 Comment
  CAS-BOT-BC418967  Persicaria lapathifolia Ernest C. Twisselmann 1958-9-3 4799 Kern Temblor Range and the Western San Joaquin Valley. Buena Vista Lake 83 Comment
  CAS-BOT-BC418968  Persicaria lapathifolia Ernest C. Twisselmann 1954-11-9 1660 Kern Temblor Range and the Western San Joaquin Valley. Buena Vista Lake Bed 91 Comment
  CAS-BOT-BC418970  Persicaria lapathifolia Ernest C. Twisselmann 1954-11-29 1677 Kern Temblor Range and the Western San Joaquin Valley. Las Yeguas Creek, 2 miles north of Las Yeguas Ranch, Temblor Mountains 822 Comment
  CAS-BOT-BC418971  Persicaria lapathifolia Ernest C. Twisselmann 1962-11-14 7947 Kern San Joaquin Valley, the Kern County East Side. Cole's Levee, north of Bunea Vista Lake 83 Comment
  CAS-BOT-BC418972  Persicaria lapathifolia Ernest C. Twisselmann 1962-11-14 7971 Kern Eastern San Joaquin Valley. Panama Road, 2.5 miles west of Old River 120 Comment
  CAS-BOT-BC418973  Persicaria lapathifolia Ernest C. Twisselmann 1961-10-5 6587 Kern Eastern San Joaquin Valley. North shore of Lake Ming 198 Comment
  CAS-BOT-BC418976  Persicaria lapathifolia Mary Ann Henry 1982-9-16 s.n. Kern Along Prince Ditch 150 yds ne of HQ's Comment
  CAS-BOT-BC418979  Persicaria lapathifolia Ernest C. Twisselmann 1954-6-27 1400 Kern Temblor Range and the Western San Joaquin Valley. Las Yeguas Creek: 1 mile north of Las Yeguas Ranch, Temblor Mountains 731 Comment
  CAS-BOT-BC418980  Persicaria lapathifolia Ernest C. Twisselmann 1954-11-9 1660 Kern Temblor Range and the Western San Joaquin Valley. Buena Vista Lake Bed 91 Comment
  CAS-BOT-BC418981  Persicaria lapathifolia Ernest C. Twisselmann 1954-7-20 1459 Kern Temblor Range and the Western San Joaquin Valley. Buena Vista Canal: 6 miles northwest of Buttonwillow 76 Comment
  CAS-BOT-BC418982  Persicaria lapathifolia Ernest C. Twisselmann 1958-9-3 4799 Kern Temblor Range and the Western San Joaquin Valley. Buena Vista Lake 83 Comment
  CAS-BOT-BC418984  Persicaria lapathifolia Ernest C. Twisselmann 1958-8-13 4632 Kern Sierra Nevada, Greenhorn Range. Angel Creek, just east of Glennville 944 Comment
  CAS-BOT-BC418986  Persicaria lapathifolia Ernest C. Twisselmann 1962-11-14 7947 Kern San Joaquin Valley, the Kern County East Side. Cole's Levee, north of Buena Vista Lake 83 Comment
  CAS-BOT-BC418987  Persicaria lapathifolia Ernest C. Twisselmann 1962-11-14 7971 Kern San Joaquin Valley, the Kern County East Side. Panama Road, 2.5 miles west of Old River 120 Comment
  CAS-BOT-BC418988  Persicaria lapathifolia Ernest C. Twisselmann 1961-10-5 6587 Kern Eastern San Joaquin Valley. North shore of Lake Ming 198 Comment
  CAS-BOT-BC418989  Persicaria lapathifolia Ernest C. Twisselmann 1959-7-7 5547 Kern Tehachapi-Kernville Region. South fork of Kern River, just east of Weldon 807 Comment
  CAS-BOT-BC419000  Persicaria lapathifolia Agnes M. Bowman 1900-10-20 s.n. Lake Sulphur Banks Comment
  CAS-BOT-BC419001  Persicaria lapathifolia J. W. Blankinship 1928-9-23 s.n. Lake Clear Lake. Timothy ranch Comment
  CAS-BOT-BC419002  Persicaria lapathifolia Milo S. Baker 1945-9-4 11199 Lake Beach near Wygal's Resort, S end of Clear Lake Comment
  CAS-BOT-BC419005  Persicaria lapathifolia Louis C. Wheeler 1966-10-27 9099 Los Angeles San Gabriel Mountains, Angeles National Forest: West Fork of San Gabriel River at Camp Rincon Comment
  CAS-BOT-BC419007  Persicaria lapathifolia John Thomas Howell 1927-9-30 3122 Los Angeles Bank of Los Angeles River, n. side of Griffith Park, Los Angeles Comment
  CAS-BOT-BC419009  Persicaria lapathifolia Peter H. Raven; Henry J. Thompson 1959-10-14 14636 Los Angeles Santa Monica Mountains (Lat. N. 34 deg. ; Long. 118 deg. to 119 deg. W.). East end of Malibu Lake 220 Comment
  CAS-BOT-BC419013  Persicaria lapathifolia Frank W. Peirson 1924-8-23 5151 Los Angeles West fork of San Gabriel River, just above forks, San Gabriel Mountains 411 Comment
  CAS-BOT-BC419014  Persicaria lapathifolia H. E. McMinn 1924-7-23 1357 Los Angeles Along San Gabriel River near Whittier Comment
  CAS-BOT-BC419015  Persicaria lapathifolia G. B. Grant 1901-9-19 4549 Los Angeles Summit Mt. Lowe Comment
  CAS-BOT-BC419016  Persicaria lapathifolia J. T. Howell 1987-7-30 s.n. Marin Community Vegetable Garden, Nova Albion St. across from Cermenho Ct., San Rafael Comment
  CAS-BOT-BC419017  Persicaria lapathifolia Lillian McHoul 1971-9-26 s.n. Marin Strand of Nicasio Reservoir Comment
  CAS-BOT-BC419018  Persicaria lapathifolia Ira L. Wiggins 1935-8-1 8157 Marin Creek at head of Tomales Bay Comment
  CAS-BOT-BC419019  Persicaria lapathifolia John Thomas Howell 1959-11-4 s.n. Marin Stinson Beach Comment
  CAS-BOT-BC419023  Persicaria lapathifolia John Thomas Howell 1945-11-4 21553 Marin Mill Valley near Locust Station Comment
  CAS-BOT-BC419025  Persicaria lapathifolia Peter Rubtzoff 1969-10-22 6189 Mendocino Beach of Russian River 0.5 mi. east of Hopland Comment
  CAS-BOT-BC419026  Persicaria lapathifolia John Thomas Howell 1931-9-27 8117 Mendocino Garcia River 3.5 miles north of Point Arena Comment
  CAS-BOT-BC419028  Persicaria lapathifolia M. S. Jussel 1948-9-25 99 Merced Los Banos, Canal Comment
  CAS-BOT-BC419031  Persicaria lapathifolia Miss Patterson; Miss Wiltz 1907-7-5 s.n. Monterey Carmel River near Pacific Grove Comment
  CAS-BOT-BC419032  Persicaria lapathifolia Fidella G. Woodcock No date on label s.n. Monterey Monterey Praesidio [Presidio] Comment
  CAS-BOT-BC419035  Persicaria lapathifolia L. R. Abrams 1963-9-30 1769 Monterey Monterey Peninsula. Along the Salinas River by the bridge on Black Rd. about 1 mile from Reservation Rd. and west of Salinas Comment
  CAS-BOT-BC419036  Persicaria lapathifolia L. R. Abrams 1974-9-16 3350 Monterey On west side of the Frog Pond along Del Rey Oaks Rd. in Del Rey Oaks Comment
  CAS-BOT-BC419037  Persicaria lapathifolia L. R. Abrams 1955-10-1 771 Monterey Monterey Peninsula. Near Asilomar, Pacific Grove Comment
  CAS-BOT-BC419038  Persicaria lapathifolia E. K. Abbott 1889-7-1 s.n. Monterey Near Salinas Comment
  CAS-BOT-BC419041  Persicaria lapathifolia John Thomas Howell 1959-9-26 35072 Plumas Feather River Canyon. Ca. 1.5 mi. w. of Belden 682 Comment
  CAS-BOT-BC419063  Persicaria lapathifolia Eva Bramlet 1896-5-11 s.n. San Joaquin Woods Grove, San Joa. R. Comment
  CAS-BOT-BC419069  Persicaria lapathifolia Ernest C. Twisselmann 1952-8-1 129 San Luis Obispo Temblor Range and the Western San Joaquin Valley. Twisselmann Ranch: 7 miles south of Cholame Comment
  CAS-BOT-BC419070  Persicaria lapathifolia Clare B. Hardham 1958-9-6 3924 San Luis Obispo Santa Lucia Mountains. Santa Rosa Creek, Cambria Comment
  CAS-BOT-BC419071  Persicaria lapathifolia Clare B. Hardham 1959-9-5 4970 San Luis Obispo Santa Lucia Mountains. Santa Rosa Creek, Cambria Comment
  CAS-BOT-BC419072  Persicaria lapathifolia Clare B. Hardham 1959-7-2 4978 San Luis Obispo Santa Lucia Mountains. Lockwood-San Lucas Road Comment
  CAS-BOT-BC419074  Persicaria lapathifolia Clare B. Hardham 1959-9-5 4969 San Luis Obispo Santa Lucia Mountains. Santa Rosa Creek, Cambria Comment
  CAS-BOT-BC419077  Persicaria lapathifolia D. E. Breedlove 1962-7-29 4041 Santa Barbara At the Carpenteria [Carpinteria] Slough, 1 mile NW of Carpenteria [Carpinteria] Comment
  CAS-BOT-BC419081  Persicaria lapathifolia Ernest C. Twisselmann 1959-11-2 5859 Santa Barbara Santa Maria Valley: 0.6 mile west of Guadalupe 12 Comment
  CAS-BOT-BC419082  Persicaria lapathifolia Ernest C. Twisselmann 1959-11-2 5859 Santa Barbara Santa Maria Valley: 0.6 mile west of Guadalupe 12 Comment
  CAS-BOT-BC419083  Persicaria lapathifolia Steven A. Junak 1992-9-18 SC- 3481 Santa Barbara California Islands. Santa Cruz Island. Central Valley, just downstream from La Cascada 115 Comment
  CAS-BOT-BC419084  Persicaria lapathifolia Steven A. Junak 1991-10-7 SC- 2898 Santa Barbara California Islands. Santa Cruz Island. Central Valley, just downstream from La Cascada swimming hole 106 Comment
  CAS-BOT-BC419085  Persicaria lapathifolia Steven A. Junak 1991-10-7 SC- 2891 Santa Barbara California Islands. Santa Cruz Island. Lower portion of Canada del Puerto, on S side of canyon, just inland from seaward Eucalyptus grove (Bosque de Cabrillo) 12 Comment
  CAS-BOT-BC419086  Persicaria lapathifolia L. R. Abrams 1917-8-14 6681 Santa Clara Carnadero Creek, La Bolsa. Road between Gilroy & Hollister Comment
  CAS-BOT-BC419088  Persicaria lapathifolia Roxana S. Ferris 1920-9-12 2060 Santa Clara Campbell Creek, Mt. View-Alviso Road Comment
  CAS-BOT-BC419089  Persicaria lapathifolia Ira L. Wiggins 1973-7-29 22044 Santa Clara In San Francisquito Creek, ca 200 m above Pope Street bridge between Palo Alto and Menlo Park, near line between Santa Clara and San Mateo Counties Comment
  CAS-BOT-BC419090  Persicaria lapathifolia Ira L. Wiggins 1974-10-27 22134 Santa Clara Bed of San Francisquito Creek, along margin of pool persisting throughout summer, between Palo Alto and Menlo Park, and between San Mateo and Santa Clara Counties, near Pope Street bridge Comment
  CAS-BOT-BC419091  Persicaria lapathifolia Ira L. Wiggins 1972-8-30 21926 Santa Clara Dry bed of Lagunita, Stanford University Campus Comment
  CAS-BOT-BC419093  Persicaria lapathifolia John H. Thomas 1976-9-25 18389 B Santa Clara Stanford University. Lagunita Comment
  CAS-BOT-BC419094  Persicaria lapathifolia W. R. Dudley 1897-10-1 s.n. Santa Clara Santa Cruz Mountain Peninsula. Upper part Lake Lagunita, near Stock farm, Stanford University Comment
  CAS-BOT-BC419095  Persicaria lapathifolia W. R. Dudley 1898-10-5 s.n. Santa Clara Santa Cruz Mountain Peninsula. Near Felt Lake, Stanford University Comment
  CAS-BOT-BC419097  Persicaria lapathifolia W. R. Dudley 1906-9-7 s.n. Santa Clara Santa Cruz Mountain Peninsula. Glendora Comment
  CAS-BOT-BC419098  Persicaria lapathifolia W. R. Dudley 1897-8-28 s.n. Santa Clara Santa Cruz Mountain Peninsula. In front of Encina Hall, Stanford University Comment
  CAS-BOT-BC419100  Persicaria lapathifolia Le Roy Abrams 1901-10-1 2241 Santa Clara Felt Lake Comment
  CAS-BOT-BC419101  Persicaria lapathifolia Le Roy Abrams 1901-10-1 2238 Santa Clara Felt Lake - Stanford U. Comment
  CAS-BOT-BC419102  Persicaria lapathifolia Le Roy Abrams 1901-10-1 2238 Santa Clara Felt Lake Comment
  CAS-BOT-BC419103  Persicaria lapathifolia Le Roy Abrams 1901-10-1 2238 Santa Clara Felt Lake Comment
  CAS-BOT-BC419106  Persicaria lapathifolia W. W. Carruth 1900-7-1 s.n. Sonoma Russian River Comment
  CAS-BOT-BC419107  Persicaria lapathifolia John Thomas Howell 1946-8-17 22855 Sonoma The Laguna north of Sebastopol Comment
  CAS-BOT-BC419108  Persicaria lapathifolia John Thomas Howell 1932-9-18 10777 Sonoma Slough draining Kenwood Marsh Comment
  CAS-BOT-BC419109  Persicaria lapathifolia Peter Rubtzoff 1962-10-23 5127 Sonoma Atascadero Creek Marsh Comment
  CAS-BOT-BC419111  Persicaria lapathifolia Peter Rubtzoff 1958-7-20 3787 A Sonoma Laguna de Santa Rosa northeast of Graton (nr. Guerneville Rd.) Comment
  CAS-BOT-BC419115  Persicaria lapathifolia Peter Rubtzoff 1969-10-29 6201 Sonoma Pond on River Road 3 mi. west of Fulton Comment
  CAS-BOT-BC419116  Persicaria lapathifolia Peter Rubtzoff 1965-9-5 5643 Sonoma Russian River bottom at Forest Hills (5.5 mi. east of Guerneville) Comment
  CAS-BOT-BC419119  Persicaria lapathifolia Peter Rubtzoff 1955-9-10 2138 Sonoma East Guernewood, near Guerneville Comment
  CAS-BOT-BC419121  Persicaria lapathifolia Peter Rubtzoff 1964-5-31 5328 Sonoma Fitch Mtn. Grove, 2 mi. east of Healdsburg Comment
  CAS-BOT-BC419122  Persicaria lapathifolia Walter Knight; Irja Knight 1963-9-13 253 Sonoma On Rainsville Rd near Liberty Road, Petaluma Comment
  CAS-BOT-BC419123  Persicaria lapathifolia Walter Knight; Irja Knight 1963-9-29 219 Sonoma On Bodega Ave near Cleveland Lane-Petaluma Comment
  CAS-BOT-BC419124  Persicaria lapathifolia Alice Eastwood 1916-4-17 5030 Ventura Ventura Comment
  CAS-BOT-BC419125  Persicaria lapathifolia Miss. Mastick 1895-7-1 s.n. Ventura Ojai Valley and Vicinity Comment
  CAS-BOT-BC419126  Persicaria lapathifolia Henry M. Pollard 1965-11-5 s.n. Ventura Ventura River Basin. Border of Mirror Lake, Ojai Valley Comment
  CAS-BOT-BC419127  Persicaria lapathifolia Henry M. Pollard 1969-6-26 s.n. Ventura Flood channel of Ventura River-bottom, near Baldwin road, Ojai Valley Comment
  CAS-BOT-BC419130  Persicaria lapathifolia Henry M. Pollard 1965-10-6 s.n. Ventura Ventura River Basin. Margin of Ventura River at Casitas Springs Comment
  CAS-BOT-BC419131  Persicaria lapathifolia Henry M. Pollard 1960-7-7 s.n. Ventura Ventura River Basin. South Pierpont Bay, Ventura Comment
  CAS-BOT-BC419132  Persicaria lapathifolia Henry M. Pollard 1966-10-12 s.n. Ventura Bed of San Antonio Creek north of Arnaz Orchards, Oak View Comment
  CAS-BOT-BC419133  Persicaria lapathifolia Henry Pollard 1971-12-2 s.n. Ventura In the bed of the Ventura River, a short distance south of Hy. 101 bridge, Ventura Comment
  CAS-BOT-BC419134  Persicaria lapathifolia Henry M. Pollard 1972-5-19 s.n. Ventura Margin of Ventura River between north Casitas Springs and mouth of San Antonio Creek Comment
  CATA2576  Persicaria lapathifolia Steven A. Junak 1991-10-7 2891 Santa Barbara Santa Cruz Island: Lower portion of Canada del Puerto, on W side of canyon, just inland from seawrd Eucalyptus grove (Bosque de Cabrillo) 12 Comment
  CDA42369  Persicaria lapathifolia S. V. Petrash 2014-8-19 PDR# MVAP 06099291 -2 Sacramento Sacramento Regional County Sanitation District Bufferlands Preserve. Upper Cell, along Morrison Creek. 0 Comment
  HSC17506  Persicaria lapathifolia Geo. D. Butler 1908-7-8 191 Siskiyou Butler's Ranch. near Yreka Comment
  HSC86957  Persicaria lapathifolia James D. Morefield, Charlie W. Abbott 1986-8-22 4354 Mono White Mtns.: along Pelliser Creek 3.4 mi. S78 deg. W of Mt. Hogue summit. Owens Valley drainage 1845 Comment
  HSC95377  Persicaria lapathifolia Andrea Pickart 2002-8-7 193 Humboldt Arcata Marsh along I St. 20 Comment
  JROH3271  Persicaria lapathifolia John Hunter Thomas 1979-9-9 19716 San Mateo Jasper Ridge Biological Preserve, Stanford University. Lake edge and delta. Comment
  JROH3274  Persicaria lapathifolia John Hunter Thomas 1981-10-25 20766 San Mateo Jasper Ridge Biological Preserve, Stanford University. Delta. Comment
  OBI10855  Persicaria lapathifolia H. E. McMinn 1924-7-23 1357 Los Angeles Along San Gabriel River near Whittier Comment
  OBI25498  Persicaria lapathifolia Malcolm G. McLeod, Dirk R. Walters 1979-8-15 1328 San Luis Obispo Collected on consultation trip with Michael Mortenson DOT to bridge replacement sites at intersection of Shell, Camatti, Navajo and San Juan Crks with State Hwy 58 Comment
  OBI30520  Persicaria lapathifolia Melissa Luckow, Rob Keplinger 1982-7-31 923 Merced San Luis Wildlife Reserve in W Merced county Comment
  OBI36814  Persicaria lapathifolia Eric Wise 1981-8-7 1032 San Luis Obispo Intersection of hwy 58 and San Juan Crk Comment
  OBI36815  Persicaria lapathifolia Eric Wise 1983-9-22 1771 San Luis Obispo Salinas River X hwy 58 in the gravelly channel of the river. Loc near Santa Margarita Comment
  OBI36816  Persicaria lapathifolia Eric Wise 1981-9-17 1103 San Luis Obispo 0.9 mi N of Santa Margarita on El Camino Real, across from Union 76 Plant Comment
  OBI58477  Persicaria lapathifolia David J. Keil 1998-6-1 27548 San Luis Obispo Paso Robles vicinity, E side of Salinas River along River Rd., 0.7 miles N of junction with Experimental Rd. Comment
  OBI62754  Persicaria lapathifolia Michael T. Hanson 1980-10-4 s.n. Merced Los Banos, wildlife area Comment
  OBI62755  Persicaria lapathifolia S. Forsell 1977-10-8 s.n. Ventura Spreading ponds across the Santa Clara river from Saticoy Comment
  OBI80235  Persicaria lapathifolia David J. Keil 1998-8-19 27956 San Luis Obispo Salinas River at Las Pilitas Rd. 347 Comment
  PGM4733  Persicaria lapathifolia Vern Yadon 2000-10-13 Monterey Salinas Valley, Salinas area, Davis Rd @ Salinas River crossing Comment
  PGM6597  Persicaria lapathifolia Beatrice F Howitt 1963-9-30 1769 Monterey Salinas Valley, Salinas River along, By Black Road Comment
  PGM7520  Persicaria lapathifolia Vern Yadon 2006-11-6 Monterey Sierra de Salinas, Carmel Hishlands, Summit Corona Rd in drainage catchment Comment
  PGM804  Persicaria lapathifolia Allison & Lind 1970-8-17 Monterey Santa Lucia Mountains, Carmel Valley Robinson Cyn, Robinson Cyn Comment
  POM211791  Persicaria lapathifolia Louis C. Wheeler 1933-8-20 2087 Los Angeles Pine Canyon Dam, San Gabriel Canyon, San Gabriel Mountains. 305 Comment
  RSA0091816  Persicaria lapathifolia Steven A. Junak 1992-6-1 SC- 3469 Santa Barbara Santa Cruz Island. Mouth of creek at Prisoners Harbor. 6 Comment
  SBBG120023  Persicaria lapathifolia L. Ahart 2006-9-11 13289 Butte S edge of the N Fork of the Feather River, N side of Hwy 70, ca. 1/8 mi W of the Poe Dam, ca. 0.75 mi NE of Pulga 431 Comment
  SBBG128022  Persicaria lapathifolia L. Ahart 2011-8-17 17628 Butte ca. 10 yards N of the trail, N of the crossing and on the E side of Big Chico Crk, ca. 50 yards W of Ten Mile House Rd, Upper Bidwell Park, ca. 0.75 mi W of Hwy 32, ca. 10 mi NE of Chico 203 Comment
  SBBG128780  Persicaria lapathifolia L. Ahart 2013-10-22 19199 Glenn strand of Stony Gorge Reservoir, ca. 2.5 mi S of the dam, ca. 17 mi (air) NW of Willows 240 Comment
  SBBG29149  Persicaria lapathifolia J. T. Howell 1931-9-29 8125 San Francisco highwater mark of Mtn Lake, Presidio, San Francisco Comment
  SBBG61467  Persicaria lapathifolia R. Hoffmann 1927-7-14 Santa Barbara Edwards Ranch, 20 mi N of Santa Barbara Comment
  SBBG95361  Persicaria lapathifolia C. F. Smith 1956-9-16 5000 Santa Barbara Hwy 1 near crossing of Hwy 246, Buellton to Lompoc Rd Comment
  SD138625  Persicaria lapathifolia Steven A. Junak 1991-10-7 SC 2898 Santa Barbara Santa Cruz Island, Central Cvalley, just downstream from La Cascada swimming holegravel floodplain Comment
  SD194451  Persicaria lapathifolia Steven A. Junak 1991-8-1 SC 2786 Santa Barbara Santa Cruz Island; Central Valley, along Valley Road just west of Bosque Mano Eucalyptus grove, north of the Nature Conservancy cabins. 78 Comment
  SD251780  Persicaria lapathifolia Steven A. Junak 1992-6-1 SC 3469 Santa Barbara Santa Cruz Island: Mouth of creek at Prisoners Harbor. 6 Comment
  SD72731  Persicaria lapathifolia F. R. Fosberg 1930-10-18 S 4106 Los Angeles Gardena, _ Slough [Laguna Dominguez] 39 Comment
  SD99428  Persicaria lapathifolia Peter Rubtzoff 1962-10-23 5127 Sonoma Atascadero Creek Marsh Comment
  SDSU15368  Persicaria lapathifolia Melanie Howe San Diego Comment
  SDSU9661  Persicaria lapathifolia J. E. Fitch 1940-10-29 Unknown Comment
  SEINET12888085 Image available Persicaria lapathifolia B. J. Ertter, E. Neese 1988-1 8021 Unknown Comment
  SEINET12888089 Image available Persicaria lapathifolia L. C. Wheeler 1966-1 9082 Unknown Comment
  SEINET12888099 Image available Persicaria lapathifolia A. A. Heller 1905-1 7839 Unknown Comment
  SEINET12888100 Image available Persicaria lapathifolia J. T. Howell 1931-1 8124 Unknown Comment
  SEINET12888101 Image available Persicaria lapathifolia C. R. Orcutt 1889-1 Unknown Comment
  SEINET12888102 Image available Persicaria lapathifolia L. R. Abrams 1904-1 4182 Unknown Comment
  SEINET12888114 Image available Persicaria lapathifolia S. F. Blake 1910-1 811 Unknown Comment
  SEINET12888125 Image available Persicaria lapathifolia S. Boyd, L. Raz 1996-1 9030 Unknown Comment
  SEINET12889643 Image available Persicaria lapathifolia H. E. Hasse 1888-1 Unknown Comment
  SEINET3923760  Persicaria lapathifolia Louis C. Wheeler 1932-8-28 1300 Los Angeles Puddingstone Lake, San Jose Hills.; 0 259 Comment
  SEINET3923761  Persicaria lapathifolia Fox Lawton 1992-8-4 353 Stanislaus Along lateral canal extending east from Canal Dr.-Daubenberger Rd. intersection in Turlock. About 1.25 mi east of Daubenberger Rd.; 0 30 Comment
  SEINET3923795  Persicaria lapathifolia James D. Morefield, Charles W. Abbott 1986-8-22 4353 Mono White MOUNTAINS: along Pellisier Creek 3.4 miles S781/4W of Mt. Hogue summit. Owens Valley drainage.; 0 1844 Comment
  SEINET4335214  Persicaria lapathifolia L. C. Wheeler 1932-8-28 1300 Los Angeles Puddingstone Lake, San Jose Hills 259 Comment
  SEINET4335233  Persicaria lapathifolia S. Parish 1907-5-10 6069 San Bernardino San Bernardino Valley 300 Comment
  SJSU10643  Persicaria lapathifolia P. K. Asai 1969-10-6 Santa Clara by Stevens Cr just below Stevens Cr Dam Comment
  SJSU7839  Persicaria lapathifolia D. R. Crain 1976-9-4 10 Fresno drainage canal 1 mi W of Laton 60 Comment
  UC1951975  Persicaria lapathifolia Clifton F. Smith 1956-9-16 5000 Santa Barbara Along Highway 1 near crossing of Highway 246, Buellton to Lompoc road. Comment
  UC1952055  Persicaria lapathifolia Steven A. Junak 1989-4-20 SC - 1360 Santa Barbara Santa Cruz Island. Central Valley, in creek bed about 0.25 miles W of The Nature Conservancy cabins at W end of Bosque Mano Eucalyptus grove. Comment
  UC2062632  Persicaria lapathifolia Barbara Ertter 2005-8-15 18628 Contra Costa East side of Contra Loma Reservoir south Antioch. Comment
  UC2062633  Persicaria lapathifolia Barbara Ertter 1997-9-20 15846 Alameda Along Arroyo Mocho in Robertson Park in eastern Livermore. Comment
  UCD32766  Persicaria lapathifolia Beecher Crampton 1954-8-3 2229 Sacramento Sacramento County, 5 miles south of South Sacramento, on road to Franklin. Comment
  UCD38747  Persicaria lapathifolia Beecher Crampton 1957-9-16 4611 Yolo Ca. 8 miles northwest of Davis, along County Road 27. Comment
  UCD62143  Persicaria lapathifolia J. Buck 2000-6-1 118 Sacramento SACRAMENTO COUNTY: Cosumnes River Preserve, lower preserve, located near the Visitor's Center, east of Franklin Boulevard and south of Twin Cities. Comment
  UCD99439  Persicaria lapathifolia Rimo Bacigalupi; L. Constance 1962-8-13 8716 San Joaquin Eastern side of San Joaquin River, just north of bridge of the Durham Ferry Road, and just north of site of San Joaquin City. 3 Comment
  UCD99460  Persicaria lapathifolia H. R. Drever 1945-8-24 s.n. Colusa Near Grimes. Comment
  UCD99462  Persicaria lapathifolia C. F. Dunshee 1922-1 s.n. Colusa Rice fields. Comment
  UCD99467  Persicaria lapathifolia Verne Grant; Herbert L. Mason 1946-8-28 13089 San Mateo Santa Cruz - Daly City Road #5, south of San Francisco. Comment
  UCD99475  Persicaria lapathifolia Morris Halperin; Paul M. Goodwin 1932-7-22 s.n. Sacramento Holland Land Tract. Comment
  UCD99485  Persicaria lapathifolia G. F. Hrusa; S. A. Wagner 1992-8-9 9340 San Joaquin Caswell Memorial State Park. Along the bank of the Stanislaus River. Comment
  UCD99488  Persicaria lapathifolia G. F. Hrusa; S. A. Wagner 1992-8-9 9357 San Joaquin Caswell Memorial State Park. On Stanislaus River below campgrounds. Comment
  UCD99489  Persicaria lapathifolia G. F. Hrusa 1992-8-26 9534 San Joaquin Caswell Memorial State Park. Margin of Oxbow Lake. Comment
  UCD99494  Persicaria lapathifolia Herbert L. Mason 1928-9-30 4970 San Joaquin San Joaquin Delta near Holt. Comment
  UCD99498  Persicaria lapathifolia June McCaskill 1954-8-9 356 Colusa ca. 2 miles east of Princeton and 300 yards south of Glenn County line. Comment
  UCD99507  Persicaria lapathifolia Malcolm A. Nobs; S. Galen Smith 1949-8-9 1232 Humboldt Southern side of the town of Blue Lake. Comment
  UCD99524  Persicaria lapathifolia W. W. Robbins; S. W. Winter Date Unknown 782 Sutter Sutter Basin. Comment
  UCD99532  Persicaria lapathifolia J. M. Tucker 1951-9-14 2288 Fresno Beside Highway 33, 4.8 miles northwest of Firebaugh. Comment
  UCD99800  Persicaria lapathifolia Malcolm A. Nobs; S. Galen Smith 1949-8-19 1416 Plumas About 2 miles south of Greenville, Indian Valley. Comment
  UCSB1571  Persicaria lapathifolia Smith, Clifton 1948-8-4 Santa Barbara Fleischmann Polo field west of Carpinteria Comment
  UCSB38550  Persicaria lapathifolia Baley, David; Lampl, Diane 1981-9-5 Santa Barbara Southeast area of Cachuma Lake, where dirt road forks, 1/4 mile West of the end of the paved old highway and 1/4 mile North of Highway 154. 228 Comment
  UCSB60163  Persicaria lapathifolia Penkala, B.; Ryan, P. 1987-7-22 Santa Barbara At eastern end of Lake Cachuma 219 Comment
  UCSB61651  Persicaria lapathifolia Ertter, Barbara; Neese, Elizabeth 1988-10-2 Napa Lake Hennessey ca 15 airmiles NNW of Napa, on Conn Creek in North Coast Ranges, T7N R5W 91 Comment
  UCSB67673  Persicaria lapathifolia Thomson, George 2003-9-24 Santa Barbara North side Manzanita marsh Comment
  UCSC000205  Persicaria lapathifolia R. J. Smith 2008-9-20 s.n. Santa Clara Comment
  UCSC004868  Persicaria lapathifolia Randall Morgan 1991-10-31 1977 Santa Cruz Aptos, Rio Del Mar elementary school Comment
  UCSC005836  Persicaria lapathifolia Randall Morgan 2004-8-30 4297 Santa Cruz Santa Cruz, 2410 Rodeo Gulch Rd. Comment
  UCSC006818  Persicaria lapathifolia Randall Morgan 1993-11-1 2129 Santa Cruz Santa Cruz, On mud at S end of UCSC Arboretum Reservoir Comment
  UCSC009607  Persicaria lapathifolia D. Styer, P. Smith; W. Wendt 2012-9-12 497 Monterey Salinas River by El Toro Creek; Fort Ord Region N6 Comment
  CDA13839  Polygonum lapathifolium G. F. Hrusa, T. D. Wilfred 1996-9-5 13567 Butte Butte Basin; Immed. W of Butte Creek at Western Canal District Dam. Comment
  CDA14466  Polygonum lapathifolium G. D. Barbe 1988-8-24 4307 Butte Lundberg Brothers' near Richvale. 0 Comment
  CDA15048  Polygonum lapathifolium G. F. Hrusa, J. Hart 1998-10-11 14856 Sacramento Sacramento Delta; Georgiana Slough approx. 1/2 km. below divergence from Sacramento R. at Walnut Grove. Comment
  CDA15351  Polygonum lapathifolium G. F. Hrusa 1998-9-14 14829 Fresno San Joaquin Valley; Corner of Belmont & Oliver, 6 km. NE of Sanger. Comment
  CDA16245  Polygonum lapathifolium G. F. Hrusa, J. Hillard, D. Cunningham August 1998 14807 A Sutter Sacramento Valley; +- 3 mi E of Sutter Buttes, off Clark Rd. 0 Comment
  CDA18288  Polygonum lapathifolium G. D. Barbe 1974-9-24 1960 Merced San Joaquin Valley; Lone Tree Gun Club, Santa Fe Grade Road, E of Gustine. 22 Comment
  CDA21291  Polygonum lapathifolium G. F. Hrusa, C. & E. Dogwin 2007-10-18 17078 Yolo Sacramento Delta; Boat launch area on W side of Sacramento River approx. 1 mi. N of Hood. 3 Comment
  CDA21557  Polygonum lapathifolium A. Thomas, Mark A. Elvin 2006-9-23 609231 Orange Southern Coastal; San Joaquin Marsh Freshwater Marsh, UC Natural Reserve; southwest edge, along San Diego Creek, north of University Drive, east of Highway 73. Comment
  CDA22813  Polygonum lapathifolium L. Ahart 2004-10-4 11445 Lake Indian Valley Reservoir, east of the causeway, in the northwest part of the reservoir, on the east side of Bartlett Springs Road. Comment
  CDA22814  Polygonum lapathifolium Jon P. Rebman, J. Gregory, L. Aerne-Hains 2007-7-9 13685 San Diego Lake Henshaw, southeast of East Grade Road and south of Henshaw Truck Trail, approximately 0.5 air miles northeast of the dam; along the north shore of the Lake. Comment
  CDA22816  Polygonum lapathifolium L. Ahart 2002-10-17 9992 Butte About 1 1/2 miles south of Highway 162 (Oroville Quincy Highway), about 3 miles (air) northeast of Oroville Dam. On the gentle hills below the high water line of Lake Oroville. Comment
  CDA22821  Polygonum lapathifolium L. McHoul 1971-9-26 Marin Nicasio Reservoir. 0 Comment
  CDA22826  Polygonum lapathifolium P. Gordon-Reedy 1996-1 s.n. Riverside Shores of Lake Skinner. 0 Comment
  CDA22827  Polygonum lapathifolium D. G. Kelch 1994-5-11 s.n. Sacramento Cosumnes River Preserve. Comment
  CDA25993  Polygonum lapathifolium R. R. La Belle 1967-10-1 35 San Luis Obispo Laguna Lake, San Luis Obispo. Northeast side of lake. 0 Comment
  CDA26397  Polygonum lapathifolium David J. Keil, Lawrence M. Kelly, Kathryn Bay, Frieda Wertman 1988-11-12 21198 San Luis Obispo Phoenix Creek inlet of Lopez Lake. Elevation: circa 550 feet, 0 Comment
  CDA2784  Polygonum lapathifolium Joanna Clines 2005-8-14 1919 Madera Sierra National Forest. Taylor Mountain, about 1 mile northwest of Bass Lake, along Road 7S16A in the Bass Lake Sewer Effluent Spray Field. Comment
  CDA31346  Polygonum lapathifolium D. G. Kelch 2006-9-27 6 .491 Solano Suisun Marsh; Mill Slough, Grizzly Island Road. Comment
  CDA31858  Polygonum lapathifolium D. G. Kelch 2009-10-8 9 .665 Kings West of Lemoore, east of Lemoore NAS (Naval Air Station). Jackson Avenue, 1 kilometer east of Avenal Cutoff Road, south of Highway 198. Comment
  CDA34675  Polygonum lapathifolium L. Ahart 2009-10-27 16491 Napa Below the high water line of Lake Berryessa, about 50 yards southeast of Eticuera Creek, about 150 yards south of Eticuera Parking Area at the northeast end of the causeway, on the south side of Berryessa Knoxville Road, about 20 miles (air) northwest of Winters. Comment
  CDA36747  Polygonum lapathifolium D. G. Kelch 2010-8-12 10 .331 Solano California Delta; Cordelia Hill. Comment
  CDA38789  Polygonum lapathifolium L. Ahart 2011-10-29 17725 Butte On the south side of Biggs Princeton Road, about 500 yards west of Riceton Highway, about 1 mile northwest of Biggs. Comment
  CDA42849  Polygonum lapathifolium L. Ahart 2011-8-17 17628 Butte About 10 yards north of the trail, north of the crossing and on the east side of Big Chico Creek, about 50 yards west of Ten Mile House Road, Upper Bidwell Park, about 3/4 mile (air) west of Highway 32, about 10 miles northeast of Chico. Comment
  CHSC102529  Polygonum lapathifolium Lowell Ahart 2009-10-27 16491 Napa Below the high water line of Lake Berryessa, about 50 yards southeast of Eticuera Creek, about 150 yards south of Eticuera Parking Area at the northeast end of the causeway, on the south side of Berryessa Knoxville Road, about 20 miles (air) northwest of Winters. 130 Comment
  CHSC103020  Polygonum lapathifolium Lowell Ahart 2009-10-12 16447 Napa Below the high water line of Lake Berryessa, along Capell Creek northeast of Rest Area, 3/4 mile northeast of Highway 128 on Berryessa Knoxville Road, 3/4 mile soutwest of Capell Cove Launch Ramp on Berryessa Knoxville Road, about 19 miles (air) west of Winters. 133 Comment
  CLARK-A1528-3788  Polygonum lapathifolium Art Whistler 1966-5-18 8 Riverside University of California Comment
  CLARK-A1528-3789  Polygonum lapathifolium John C. Roos 1965-9-15 San Bernardino Victorville Comment
  CLARK-A1528-760  Polygonum lapathifolium Fred B. Essig 1966-9-12 Riverside Riverside Comment
  CLARK-A1528-761  Polygonum lapathifolium John C. Roos, Lucille Roos 1951-9-11 5200 San Bernardino Loma Linda 320 Comment
  CSUSB1811  Polygonum lapathifolium C. Schroeder, R. Rutherford San Bernardino Mojave River Mojave River 975 Comment
  GMDRC3814  Polygonum lapathifolium J. Andre, T. La Doux, Ron Kelley 2009-6-22 11396 Inyo Owens Valley: along west shore of Warren Lake (playa), approx. 3 mi. N. of Big Pine, CA 1218 Comment
  HSC100820  Polygonum lapathifolium Lowell Ahart 2011-8-17 17628 Butte ~10 yd. N of the trail, N of the crossing and on the E side of Big Chico Creek, ~50 yd. W of Ten Mile House Rd., Upper Bidwell Park, 3/4 (air) mi. W of Hwy. 32, 10 mi. NE of Chico. 204 Comment
  IRVC28495  Polygonum lapathifolium Mark A. Elvin, J. P. Rebman 2003-9-30 3049 San Diego NW side of Otay Mountain along jeep trail at crossing of drainage into far E portion of Otay Lake 1.3 miles from gate at Otay Lakes Road San Ysidro Mountains 155 Comment
  JEPS102531  Polygonum lapathifolium Lowell Ahart 2001-11-2 9394 Yuba Camp Far West Reservoir, about 1/4 mile northeast of the dam, about 9 miles (air) southeast of Wheatland. 83 Comment
  JEPS102551  Polygonum lapathifolium Lowell Ahart 2001-10-16 9373 Plumas On the NW side of Round Valley Reservoir, just below the road, about 2 1/2 miles SW of Greenville. 1363 Comment
  JEPS102568  Polygonum lapathifolium Lowell Ahart 2001-10-10 9364 Placer French Meadows Reservoir, near the boat or trail access area on the NW side of the reservoir, about 1 mile SW of the bridge across the Middle Fork of the American River, about 2 miles SW of Ahart Camp, about 22 miles (air) NE of Forest Hill. 1594 Comment
  JEPS103454  Polygonum lapathifolium Lowell Ahart 2002-10-17 9992 Butte On the gentle hills below the high water line of Lake Oroville, ca 1 1/2 miles S of Highway 162 (Oroville Quincy Highway), ca 3 miles (air) NE of Oroville Dam. 227 Comment
  JEPS104232  Polygonum lapathifolium Lowell Ahart 2003-9-17 10590 Tehama On a gravel bar on the south side of Deer Creek, ca 400 yd e of Highway 99, ca 5 mi (air) se of Los Molinos. 60 Comment
  JEPS105943  Polygonum lapathifolium Lowell Ahart 2004-10-4 11445 Lake Below the high water line of Indian Valley Reservoir, east of the causeway, in the northwest part of the reservoir, on the east side of Bartlett Springs Road 446 Comment
  JEPS108947  Polygonum lapathifolium Lowell Ahart 2006-9-11 13289 Butte South edge of the North Fork of the Feather River, north side of Highway 70, about 1/8 mile west of the Poe Dam, about 3/4 mile northeast of Pulga, about 21 miles (air) northeast of Oroville 431 Comment
  JEPS110129  Polygonum lapathifolium Lowell Ahart 2006-9-28 13371 Butte On the east side of the North Fork of the Feather River, on the west side of Highway 70, about 50 yards southwest of the Shady Rest Area south of the Arch Rock Tunnel 445 Comment
  JEPS112026  Polygonum lapathifolium Dean G. Kelch and Andrew G. Murdock 2004-6-10 DGK 04 .255 Solano Benicia - Lake Herman. Lake Herman, Solano County CA. Comment
  JEPS112594  Polygonum lapathifolium Jake Ruygt 1991-8-24 2832 Napa Napa River at Bale Lane 80 Comment
  JEPS112595  Polygonum lapathifolium Jake Ruygt 1969-12-31 2837 Napa Buchli Station, DFG Huichica Creek prop. 1 Comment
  JEPS112596  Polygonum lapathifolium Jake Ruygt 1986-7-12 1874 Napa Napa River south of confluence of Tulocay Creek 1 Comment
  JEPS113022  Polygonum lapathifolium Dean W. Taylor 2000-8-8 17546 Sutter 1 miles NE of Robbins, along canal banks 0.5 miles E of Highway 113 on Varney Road 6 Comment
  JEPS114554  Polygonum lapathifolium Lowell Ahart, John Dittes 2008-8-21 15243 Merced On the bottom of Dutchman Slough, about 220 yards south of the wire gate on the south side of Sandy Mush Road, 3.7 miles west of Highway 99, about 8.5 miles south-southeast of Merced 53 Comment
  JEPS115683  Polygonum lapathifolium Lowell Ahart 2009-10-27 16491 Napa Below the high water line of Lake Berryessa, about 50 yards southeast of Eticuera Creek, about 150 yards south of Eticuera Parking Area at the northeast end of the causeway, on the south side of Berryessa Knoxville Road, about 20 miles (air) northwest of 130 Comment
  JEPS115738  Polygonum lapathifolium Lowell Ahart 2009-10-12 16447 Napa Below the high water line of Lake Berryessa, along Capell Creek northeast of Rest Area, 3/4 mile northeast of Highway 128 on Berryessa Knoxville Road, 3/4 mile soutwest of Capell Cove Launch Ramp on Berryessa Knoxville Road, about 19 miles (air) west of W 133 Comment
  JEPS118058  Polygonum lapathifolium Lowell Ahart 2011-8-17 17628 Butte Aboout 10 yards north of the trail, north of the crossing and on the east side of Big Chico Creek, about 50 yards west of Ten Mile House Road, Upper Bidwell Prk, about 3/4 mile (air) west of Highway 32, about 10 miles northeast of Chico 203 Comment
  JEPS25019  Polygonum lapathifolium G. Thomas Robbins 1958-10-4 3943 Alameda about equidistant between the Eastshore Freeway and Oakland Municipal Airport (along Hegenberger Rd); Oakland Comment
  JEPS33278  Polygonum lapathifolium Rimo Bacigalupi, and L. Constance 1962-8-13 8716 San Joaquin e side of river just n bridge of the Durham Ferry Road (just n of site of San Joaquin City); San Joaquin River 3 Comment
  JEPS45486  Polygonum lapathifolium Perry Allen 1961-9-5 Stanislaus Vicinity of La Grange Comment
  JEPS45701  Polygonum lapathifolium W. L. Jepson 1939-8-17 19469 Sutter near Robbins station 10 Comment
  JEPS50620  Polygonum lapathifolium Walter Fry 1914-10-10 330 Tulare Hospital Sequoia National Park (above Three Rivers) Comment
  JEPS50621  Polygonum lapathifolium W. L. Jepson 1892-10-22 Napa Napa River; bed Comment
  JEPS50622  Polygonum lapathifolium W. L. Jepson 1892-1 Alameda West Berkeley Comment
  JEPS50623  Polygonum lapathifolium W. L. Jepson Oct 4 1893-Oct 5 1893 Sacramento Lower Sacramento River Comment
  JEPS50624  Polygonum lapathifolium Willis L. Jepson 1893-9-24 Napa Angwin's Meadows Napa River Basin, Howell Mountain Comment
  JEPS50625  Polygonum lapathifolium R. J. S. 1908-9-20 Santa Clara Los Buellis hills Comment
  JEPS50626  Polygonum lapathifolium Geo. D. Butler 1908-7-16 196 Siskiyou near Yreka (along creek); Butler's Ranch Comment
  JEPS50627  Polygonum lapathifolium Edna C. Barker 1933-9-6 3 San Diego Bushlaugh Cove Lower Otay Resort Comment
  JEPS50628  Polygonum lapathifolium Elizabeth Day Palmer 1908-8-15 Los Angeles Arroyo Seco Comment
  JEPS50629  Polygonum lapathifolium W. L. Jepson 1897-9-9 Alameda Alvarado Comment
  JEPS50630  Polygonum lapathifolium Geo. W. Dunn July, 1888 San Bernardino near Colton Comment
  JEPS50631  Polygonum lapathifolium Willis L. Jepson 1893-9-24 Napa Angwin's Meadows Napa River Basin Comment
  JEPS50635  Polygonum lapathifolium W. L. Jepson 1921-8-7 9334 Humboldt Stone Lagoon Comment
  JEPS50642  Polygonum lapathifolium W. L. Jepson 1897-9-9 14800 Alameda Alvarado Comment
  JEPS94092  Polygonum lapathifolium Vernon H. Oswald and Lowell Ahart 1998-9-8 9600 Modoc ca. 20 air mi. n. McArthur (Mosquito Lake on n. side of Whitehorse Flat Reservoir); Mosquito Lake 1341 Comment
  JEPS95934  Polygonum lapathifolium Lowell Ahart 1999-8-13 8174 Butte northwest of Parrott Landing; about 1 mile southeast of Ord Ferry; about 2 miles southeast of Ordbend; about 12 miles (air) southwest of Chico 32 Comment
  JEPS96004  Polygonum lapathifolium Vernon H. Oswald and Lowell Ahart 1996-5-27 7665 Butte U.S. Fish and Wildlife Service Parcel between 7 Mile Lane and Sacramento River (seasonal marsh on s side of Tract 1.1, Sanctuary II); Sacramento River National Wildlife Refuge, Llano Seco Unit 33 Comment
  JEPS96716  Polygonum lapathifolium Dean W. Taylor 1997-9-19 16221 Mariposa Yosemite Valley, Yosemite National park, ponds adjacent to Merced River on S end Ahwahnee Meadow 1188 Comment
  JEPS98995  Polygonum lapathifolium Lowell Ahart 2001-10-10 9364 Placer French Meadows Reservoir, near boat or trail access area on NW side of reservoir, about 1 mile SW of bridge across Middle Fork of American River, about 2 miles SW of Ahart Camp, about 22 miles (air) NE of Forest Hill. 1594 Comment
  JOTR29481  Polygonum lapathifolium Bell, Mike, J. Mohajerin 2006-9-18 1760 San Bernardino Joshua Tree National Park. Stop #1: Barker Dam 408 Comment
  NY412667  Polygonum lapathifolium J. D. Morefield 1986-8-22 4353 Mono White Mountains: along Pellisier Creek 3.4 miles S78°W of Mt. Hogue summit. Owens Valley drainage. 1844.0 Comment
  NY412668  Polygonum lapathifolium J. D. Morefield 1986-8-22 4354 Mono White Mountains: along Pellisier Creek 3.4 miles S78°W of Mt. Hogue summit. Owens Valley drainage. 1844.0 Comment
  POM10481  Polygonum lapathifolium F. M. Reed 1904-11-6 s.n. Riverside River bottom at Evans Ranch, Riverside Comment
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Jul 4 2010
  POM122114  Polygonum lapathifolium Unspecified 1901-9-19 s.n. Los Angeles Summit of Mt. Lowe Comment
  POM122214  Polygonum lapathifolium I. L. Wiggins 1926-10-17 2155 San Diego River near Descanso. (Cuyamaca Mountain Region) Comment
  POM144858  Polygonum lapathifolium C. F. Baker 1902-8-30 1514 Santa Clara Palo Alto. Comment
  POM153390  Polygonum lapathifolium P. A. Munz, I. M. Johnston 1928-9-12 11290 San Bernardino 5 miles SE of Chino. Comment
  POM192783  Polygonum lapathifolium W. R. Dudley 1909-10-31 s.n. San Mateo Searsville Lake. The Santa Cruz Mtn Peninsula. Comment
  POM193634  Polygonum lapathifolium L. R. Abrams 1901-10 2238 Santa Clara Felt Lake Comment
  POM224746  Polygonum lapathifolium P. A. Munz 1935-10-21 14653 Riverside Santa Ana River, below Rincon. Comment
  POM2371  Polygonum lapathifolium I. M. Johnston 1916-10 s.n. San Bernardino Red Hill near Upland Comment
  POM280375  Polygonum lapathifolium S. B. Parish 1903-10-4 5274 San Bernardino Vicinity of San Bernardino. 305 Comment
  POM280379  Polygonum lapathifolium Lyman Benson 1936-5-23 7633 Kern Bakersfield. U.S. 99. Kern River Watershed 122 Comment
  POM280382  Polygonum lapathifolium Arthur L. Cohen 1935-9-1 743 Kern Bakersfield. Kern River Watershed 122 Comment
  POM312912  Polygonum lapathifolium H. L. Mason 1927-10-4 4133 San Mateo Mouth of Waddell creek, Ano Nuevo Point. 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
  POM481994  Polygonum lapathifolium Richard Noyes 1988-9-18 745 Los Angeles San Antonio Canyon. Rocky wash behind San Antonio Dam. 701 Comment
  POM48649  Polygonum lapathifolium P. A. Munz, I. M. Johnston 1924-7-29 8908 San Bernardino Loma Linda. Comment
  POM703247  Polygonum lapathifolium L. Ahart 2004-10-4 11445 Lake Below the high water line of Indian Valley Reservoir, E of the causeway, in the NW part of the reservoir, on the E side of Bartlett Springs road. 447 Comment
  POM87757  Polygonum lapathifolium L. R. Abrams 1901-10 2241 Santa Clara Felt Lake Comment
  POM87758  Polygonum lapathifolium L. R. Abrams 1902-10-13 3035 Santa Cruz Aptos Comment
  POM87794  Polygonum lapathifolium L. R. Abrams 1901-10 2238 Santa Clara Felt Lake Comment
  RSA0041535  Polygonum lapathifolium Jon P. Rebman, W. Schmidtmann, G. Kenney 2014-5-13 28479 San Diego Camp Pendleton: Training Area India: central portion of Base; along the Santa Margarita River just west of Santa Margarita Road & northwest of the hospital. 35 Comment
  RSA0058209  Polygonum lapathifolium Richard G. Swinney 2010-6-23 13364 Los Angeles San Gabriel Mountains/Verdugo Mountains: Hansen Dam Flood Control Basin, along Big Tujunga Wash, SW of Orcas Park, Lake View Terrace. 335 Comment
  RSA0060400  Polygonum lapathifolium Jon P. Rebman, W. Schmidtmann, G. Kenney 2014-5-8 28296 San Diego Camp Pendleton: Training Area India: eastern portion of Base; along the Santa Margarita River just southwest of the De Luz Road crossing. 35 Comment
  RSA0060470  Polygonum lapathifolium R. G. Swinney 2010-8-16 13545 Los Angeles Arcadia, Big Santa Anita Canyon, Arcadia Wilderness Park. 280 Comment
  RSA0084859  Polygonum lapathifolium R. G. Swinney 2010-9-1 13670 Los Angeles Big Tujunga Creek, under the overpass of the I-210 Fwy. and on either side, south of W. Tujunga Valley St. 338 Comment
  RSA131179  Polygonum lapathifolium John H. Thomas 1959-8-27 8107 Santa Clara Near Hwy 101 and Metcalf Road. 1.5 miles NW of Coyote, Santa Clara Valley. 76 Comment
  RSA135314  Polygonum lapathifolium Volney Rattan 1903-1 1887 Alameda Oakland Comment
  RSA151048  Polygonum lapathifolium Peter H. Raven 1961-9-17 16701 San Bernardino Cajon Canyon below Cajon Station, at Cajon Campground. 793 Comment
  RSA161226  Polygonum lapathifolium Peter H. Raven 1961-9-10 16642 San Bernardino Along the Mojave River just east of Victorville. 823 Comment
  RSA172770  Polygonum lapathifolium E. C. Twisselmann 1964-9-29 10272 Kern Kern National Wildlife Refuge 76 Comment
  RSA176681  Polygonum lapathifolium John H. Thomas 1961-5-17 9388 a Santa Clara Bottom of Stevens Creek Reservoir, 7 miles due S of Mtn View. 152 Comment
  RSA181037  Polygonum lapathifolium E. C. Twisselmann 1965-9-19 11586 Tulare The Pixley National Wildlife Refuge, Lake on the W side of the Refuge. 69 Comment
  RSA202840  Polygonum lapathifolium H. M. Pollard 1959-6-27 s.n. Ventura Mirror Lake, Ojai Valley. Comment
  RSA206033  Polygonum lapathifolium Mary DeDecker 1969-8-30 2392 Inyo Owens Valley: Owens River below Aqueduct Intake. 1168 Comment
  RSA210873  Polygonum lapathifolium Robert F. Thorne, James Henrickson, C. W. Tilforth 1969-9-4 39107 Modoc N Fork of Pit River 3.4 mi N of Alturas where crossed by Hwy 395. 1341 Comment
  RSA210874  Polygonum lapathifolium Robert F. Thorne, James Henrickson, C. W. Tilforth 1969-9-3 39020 a Modoc SE end of Tule Lake Sump 0.5 miles N of turnoff to Lava Beds National Monument, (2.2 miles E of NE entrance to monument) 1265 Comment
  RSA226079  Polygonum lapathifolium Robert F. Thorne, C. W. Tilforth 1971-6-17 39952 Los Angeles San Gabriel Mts; Angeles National Forest: 2 mi. up Lower Tujunga Road from Forestry Headquarters; Little Tujunga Creek. 457 Comment
  RSA232239  Polygonum lapathifolium James Henrickson 1970-8-29 5308 Orange 3 miles NE of Huntington Beach in pasture just N of Bolsa Chica Salt Marsh. 0 Comment
  RSA233491  Polygonum lapathifolium Robert F. Thorne, C. W. Tilforth 1972-6-29 42157 San Bernardino San Gabriel Mountains, San Bernardino National Forest: along Cajon Creek near Cajon Campground in Cajon Canyon 838 Comment
  RSA234547  Polygonum lapathifolium Peter Rubtzoff 1955-8-7 2030 Sonoma Guerneville Marsh. Comment
  RSA2440  Polygonum lapathifolium J. W. Blankinship 1928-9-23 s.n. Lake Clear Lake, Kelseyville. Comment
  RSA279066  Polygonum lapathifolium Robert F. Thorne, C. W. Tilforth 1971-4-9 41532 Los Angeles Angeles National Forest; or near entrance thereto and below entrance to wooded area of San Dimas Canyon along San Dimas Creek. 381 Comment
  RSA289825  Polygonum lapathifolium Barry A. Prigge 1980-9-17 4079 Riverside Coachella Valley Stormwater Channel: 1.5 miles N of Coachella where Dillon Road crosses channel. -12 Comment
  RSA303701  Polygonum lapathifolium Robert F. Thorne, C. W. Tilforth 1979-7-12 53428 San Bernardino Grass Valley Lake, about 1.0 mile west of Lake Arrowhead, north end of lake and below dam. 1570 Comment
  RSA31339  Polygonum lapathifolium H. M. Pollard 1946-10-5 s.n. Ventura San Antonio Creek. Comment
  RSA316213  Polygonum lapathifolium Robert F. Thorne, Barry A. Prigge, Kay Wright, R. K. Benjamin 1981-6-4 54938 San Bernardino San Bernardino Mountains: Mojave Narrows Recreational Park, near Pelican Lake, south of Victorville. Cedar Springs Dam. 838 Comment
  RSA316418  Polygonum lapathifolium Robert F. Thorne, Kay L. Wright, Richard K. Benjamin 1982-10-8 55394 Riverside San Bernardino Mountains: Whitewater Canyon, about 3.3 miles N of Whitewater Post Office 595 Comment
  RSA339614  Polygonum lapathifolium Robert F. Thorne, Kay L. Wright, Richard K. Benjamin 1982-10-8 55371 Riverside Mouth of Whitewater Canyon near Whitewater Post Office in sandy wash between old and new highway bridges and along Whitewater River. 412 Comment
  RSA443825  Polygonum lapathifolium Gordon Marsh 1975-7-28 s.n. Orange Huntington Beach: East Garden Grove-Wintersburg Flood Control Channel, just N of Warner St. bridge crossing, (No. C05) Comment
  RSA449975  Polygonum lapathifolium J. C. Roos 1965-9-15 s.n. San Bernardino Mohave River at Victorville. Comment
  RSA463111  Polygonum lapathifolium Steve Myers 1987-6-24 s.n. Riverside Murrietta Creek, at confluence with Temecula Creek, near the town of Murrieta. 290 Comment
  RSA466345  Polygonum lapathifolium F. R. Fosberg 1930-7-3 S 3023 Los Angeles Lexington Wash, San Gabriel River, El Monte. 80 Comment
  RSA466346  Polygonum lapathifolium F. R. Fosberg 1930-10-18 S 4106 Los Angeles N*r Slough'. [locality name change to 'Laguna Dominguez'] 40 Comment
  RSA466353  Polygonum lapathifolium Freda Detmers 1933-8-26 s.n. Inyo Lone Pine. Just west of Mt. View Cabins. Comment
  RSA466355  Polygonum lapathifolium E. S. Spalding 1931-08 s.n. San Bernardino Oak Glen. Comment
  RSA466356  Polygonum lapathifolium Unspecified s.n. San Bernardino Redlands. Orange Grove. Comment
  RSA466357  Polygonum lapathifolium F. R. Fosberg 1931-8-17 7375 San Diego Cuyamaca Lake. 1400 Comment
  RSA466358  Polygonum lapathifolium F. R. Fosberg 1930-10-26 S 4168 San Diego Coches Creek, 2 miles east Bostonia. 200 Comment
  RSA466359  Polygonum lapathifolium F. R. Fosberg 1931-8-18 7341 San Diego Hatfield Creek below Ramona. 500 Comment
  RSA466367  Polygonum lapathifolium Wm. Martin 1971-9-8 20033 Inyo 5 miles NW of Bishop on Hwy 395. Comment
  RSA489719  Polygonum lapathifolium C. Wilson 1983-7-23 103 Inyo Red Willow Dam, 2 mi. N of jct of Fish Slough Rd. and Jean Blanc Rd. Fish Slough: a desert wetland system 4.5 mi. north of Bishop at the northern end of Owens Valley; study site includes 14 sq. mi. along a 7 mi. drainage axis. 1274 Comment
  RSA500161  Polygonum lapathifolium Steve Boyd, Tim S. Ross, L. Arnseth 1989-6-4 3640 Riverside Vail Lake area, Temecula Creek, SE of the lake, just N of Hwy 79. 488 Comment
  RSA506836  Polygonum lapathifolium Steve Boyd 1985-7-23 1040 San Diego De Luz Creek at crossing of Tenaja Trail, about 0.1 mile west of junction with De Luz Road. 122 Comment
  RSA518879  Polygonum lapathifolium Barbara J. Ertter 1988-10-21 8004 Plumas Lake Almanor, E end of causeway ca 1.5 mi E of Chester on Hwy 36. 1341 Comment
  RSA518880  Polygonum lapathifolium Barbara J. Ertter 1988-10-29 8022 Marin Nicasio Reservoir ca. 10 air miles SW of Petaluma and W of Novato, SW edge of reservoir near boat launching area 1 mile NNW of dam. Comment
Read comments
Apr 23 2012
  RSA518916  Polygonum lapathifolium George K. Helmkamp 1990-9-23 j 18 Modoc Drying mud flats beside Goose Lake, within 0.1 mile of the Oregon border 1372 Comment
  RSA522722  Polygonum lapathifolium Steve Boyd, Tim S. Ross 1989-8-28 3813 Riverside Vail Lake area, Temecula Creek at confluence with lake and adjacent sedimentary hills to the east. 442 Comment
  RSA560381  Polygonum lapathifolium Steve Boyd, Tim S. Ross 1992-4-29 7142 San Diego San Mateo Canyon Wilderness Area. San Mateo Canyon from eastern-most segment of the Clark Trail downstream to the border with Camp Pendleton. 152 Comment
  RSA560400  Polygonum lapathifolium Steve Boyd, Tim S. Ross 1992-4-29 7143 San Diego Southern Santa Ana Mountains, San Mateo Canyon Wilderness Area. San Mateo Canyon, from eastern-most segment of Clark Trail downstream to the border with Camp Pendleton. 152 Comment
  RSA560985  Polygonum lapathifolium D. Charlton 1991-8-28 5584 Inyo Fish Slough, 5 mi N of Bishop and 1 mile N of junction with Five Bridges Rd.; [ On the border of Inyo and Mono County] 1220 Comment
  RSA562858  Polygonum lapathifolium D. Charlton 1991-8-28 5584 Inyo Fish Slough, 5 mi N of Bishop and 1 mile N of junction with Five Bridges Rd.; [ On the border of Inyo and Mono County] 1220 Comment
  RSA564515  Polygonum lapathifolium A. C. Sanders, S. White 1993-7-31 14192 San Bernardino San Bernardino Mountains: Santa Ana River Canyon just below the confluence with Warm Springs Canyon. 671 Comment
  RSA574575  Polygonum lapathifolium R. G. Swinney 1994-8-18 2579 San Bernardino Eastern San Gabriel Mountains: Glen Helen Regional Park., extreme NW end of park, (called Sycamore Flat). 610 Comment
  RSA575829  Polygonum lapathifolium Steve Boyd 1981-5-15 s.n. Riverside Gavilan Hills region, Temescal Canyon at the confluence of 'Estelle Creek' and Temescal Creek, just northwest of the entrenched meander of Temescal Creek at the western Base of Estelle Mountain. 317 Comment
  RSA575837  Polygonum lapathifolium Steve Boyd 1981-9-1 s.n. Riverside Gavilan Hills region, north base of the range, south of Lake Mathews on south side of Cajalco Road, 1 mile west of Archer Rod. Comment
  RSA580116  Polygonum lapathifolium Tim S. Ross, S. D. Boyd 1994-9-21 8335 Los Angeles 'Cow Spring Pond': sag pond on the San Andreas Fault Zone at the N foot of Liebre Mtn and on the S side of West Oakdale Canyon Road, ca 100m W of the Cow Spring Canyon drainage. 1149 Comment
  RSA593418  Polygonum lapathifolium Steve Boyd, Valerie Soza, Victoria Jotikasthira, Lauren Raz 1996-7-11 8902 Los Angeles Liebre Mountains, Castaic Creek drainage from Fish Canyon downstream to powerplant, just north of upper end of Castaic Lake. 470 Comment
  RSA594206  Polygonum lapathifolium Steve Boyd, Lauren Raz 1996-10-14 9089 Los Angeles Liebre Mountains region, southwest end of Quail Lake, in seasonally flooded depression on south side of Highway 138. 1021 Comment
  RSA594345  Polygonum lapathifolium Steve Boyd, Lauren Raz 1996-10-14 9030 Los Angeles Liebre Mountains region, Agua Dulce Canyon, just north of Highway 14 and the confluence with Escondido Canyon, along Agua Dulce Canyon Road. 671 Comment
  RSA596192  Polygonum lapathifolium Lauren Raz, S. D. Boyd 1996-10-23 25 Los Angeles Liebre Mountains. Entrance to Ruby Canyon on Forest Service Road 6N24 ca. 1/10 mile from junction with Lake Hughes Road 610 Comment
  RSA602344  Polygonum lapathifolium Scott D. White 1997-5-8 5087 Los Angeles San Gabriel River Canyon: N of Azusa; canyon bottom and adjacent slopes below San Gabriel Reservoir. 365 Comment
  RSA602629  Polygonum lapathifolium George K. Helmkamp 1996-9-11 1170 San Diego Ca. 5 miles south of California Highway 76 on Couser Ranch Rd. onto Lilac Rd. to Wills avocado ranch., [UTM 10km cell: MG-9E, 8N. Weaver Mountain] 335 Comment
  RSA605371  Polygonum lapathifolium Scott D. White, Steve Ogg 1994-10-17 2481 Riverside City of Temecula: Murrieta Crk channel 1000 ft. N of bridge at Rancho California Ave. 305 Comment
  RSA607605  Polygonum lapathifolium Louis C. Wheeler 1966-10-27 9099 Los Angeles San Gabriel Mts., Angeles National Forest: in W fork of San Gabriel River at Camp Rincon. Comment
  RSA608230  Polygonum lapathifolium Louis C. Wheeler 1946-9-2 6334 Los Angeles San Gabriel Mountains: West Fork San Gabriel River. 518 Comment
  RSA618498  Polygonum lapathifolium Mary DeDecker 1969-8-30 2392 Inyo Owens Valley: Owens River below Aqueduct Intake. 1168 Comment
  RSA620047  Polygonum lapathifolium LeRoy Gross 1998-11-1 91 Los Angeles Southern base San Gabriel Mtns.: Big Tujunga Wash. East of 210 freeway, city of Sunland. 366 Comment
  RSA620048  Polygonum lapathifolium LeRoy Gross 1998-11-1 91 A Los Angeles Southern base San Gabriel Mtns.: Big Tujunga Wash. East of 210 freeway, city of Sunland. 366 Comment
  RSA630328  Polygonum lapathifolium Scott D. White 1996-9-22 4539 Riverside Nuevo Road near intersection with Wilson Ave., W of the San Jacinto River crossing. 430 Comment
  RSA653572  Polygonum lapathifolium A. C. Sanders, Mitch Provance 1998-7-2 22144 Ventura Moorpark: hills S of Tierra Rejada Valley, along Read Rd. ca. 1/2 mile E of Moorpark Rd., just W of Hwy 23, ca. 1 mile NW of Wood Ranch Reservoir, ca. 2 mi. NE of Thousand Oaks. 209 Comment
  RSA656680  Polygonum lapathifolium James Henrickson 1985-5-31 20013 San Bernardino ca. 20 air miles W of San Bernardino, 3 miles NW of Angeles Oaks, near junction of Deer Creek and Santa Ana River near Filaree Flat. 1159 Comment
  RSA661037  Polygonum lapathifolium A. C. Sanders, Mitch Provance 1999-9-26 23083 Riverside McMullen Flat at Valley High County Park, 0.7 mi. SE of Hwy 74 on Twin Pines Ranch Road. 1183 Comment
  RSA66320  Polygonum lapathifolium F. W. Peirson 1920-6-22 1791 San Bernardino 2 miles south of Chino Comment
  RSA680547  Polygonum lapathifolium Scott D. White, Michael Honer 2003-6-23 9582 Los Angeles Newhall Area: South Fork, Santa Clarita Riv. between Lyons Ave. and Magic Mountain Parkway. 351 Comment
  RSA683226  Polygonum lapathifolium Scott D. White, Matt Carlton 2003-11-20 9869 Orange Santa Ana Mountain foothills; San Juan Creek in San Juan Capistrano; (San Juan Capistrano). 24 Comment
  RSA695266  Polygonum lapathifolium Mark A. Elvin, J. P. Rebman 2003-9-30 3049 San Diego Peninsular Ranges, San Ysidro Mountains: NW side of Otay Mtn., along drainage into east end of Lower Otay Lake, 1.3 miles from gate at Otay Lakes Road 155 Comment
  RSA69863  Polygonum lapathifolium J. C. Roos, Lucille Roos 1951-9-11 5200 San Bernardino Loma Linda. 320 Comment
  RSA708671  Polygonum lapathifolium L. M. Moe 2004-4-27 2566 Kern Tule Elk State Reserve. 88 Comment
  RSA708716  Polygonum lapathifolium Scott D. White, Andrea Warniment 2005-9-9 11219 Los Angeles Tehachapi Mountains: Oso Canyon, ca. 1-2 air miles N. of Quail Lake. 1006 Comment
  RSA714339  Polygonum lapathifolium Jon P. Rebman, J. Gregory, M. Mulligan, J. Barth 2005-8-13 12227 San Diego San Vicente Reservoir: North of Lakeside, east of Hwy 67, northeast of intersection between Moreno Ave. and Vigilante Road; west side of reservoir in the first cove north of the boat landing. 195 Comment
  RSA717156  Polygonum lapathifolium Fred M. Roberts, Chris M. Barnhill 2005-9-27 6274 Orange San Juan Capistrano: San Juan Creek wash, east of La Novia Road bridge, 1.4 km E Mission San Juan Capistrano. 27 Comment
  RSA718963  Polygonum lapathifolium Fred M. Roberts, Robert L. Allen 2006-10-8 6417 Orange San Juan Capistrano: San Juan Creek Flood Control Channel, c.a. 0.2 to 0.3km N Stonehill Dr. bridge and 1.1km SSE Marco Forster Jr. High Sch. 4 Comment
  RSA724853  Polygonum lapathifolium L. Ahart 2006-9-28 13371 Butte E side of the N Fork of the Feather River, on the W side of Hwy 70, 50 yards SW of the Shady Rest Area S of the Arch Rock Tunnel. Comment
  RSA724998  Polygonum lapathifolium L. Ahart 2006-9-11 13289 Butte South edge of the North Fork of the Feather River, north side of highway 70, about 1/8 mile west of the Poe Dam, about 3/4 mile northeast of Pulga, about 21 air miles northeast of Oroville. 432 Comment
  RSA731907  Polygonum lapathifolium Fred M. Roberts, Sandy Leatherman 2007-11-27 6672 Orange Yorba Linda: Santa Ana Canyon, Santa Ana River wash, S of E La Palma Road near Via Lomas de Yorba Linda, about 0.6 km W Gypsum Cyn. bridge. 113 Comment
  RSA731931  Polygonum lapathifolium Fred M. Roberts, Sandy Leatherman 2007-11-27 6679 Orange Yorba Linda: drainage channel on east side of Amberdale Dr. c.a. 0.3km S Fairmont Blvd. 118 Comment
  RSA731946  Polygonum lapathifolium Fred M. Roberts, Sandy Leatherman 2007-11-27 6689 Orange Yorba Linda: drainage channel on east side of Amberdale Dr. c.a. 0.3km S Fairmont Blvd. 118 Comment
  RSA736662  Polygonum lapathifolium Justin M. Wood 2008-7-16 24 Riverside Gavilan Hills at Temescal Wash, near Olsen Canyon, 'Morgan' property, Alberhill area. Comment
  RSA746794  Polygonum lapathifolium R. G. Swinney 2008-3-26 8571 Los Angeles San Dimas, Puddingstone Diversion Dam, at mouth of San Dimas Cyn 354 Comment
  RSA751267  Polygonum lapathifolium A. C. Sanders, Fred M. Roberts 2008-7-16 35872 Orange Lomas de Santiago, Santiago Creek wash at and above the confluence of Hangmans Tree Canyon. 358 Comment
  RSA752282  Polygonum lapathifolium Justin M. Wood, Joy D. England 2009-7-27 1200 San Bernardino Chino Hills: Chino Hills State Park, Bane Canyon, just S of park main enterance. 259 Comment
  RSA755570  Polygonum lapathifolium R. G. Swinney 2008-9-9 9327 Los Angeles Little Rock Creek, 0.2 mi. north of Little Rock Reservoir 960 Comment
  RSA776412  Polygonum lapathifolium David Pritchett 1986-8-19 VP- 18 Santa Barbara Del Sol Vernal Pool Reserve, SE corner El Colegio Rd and Camino Lindo, Isla Vista. 9 Comment
  RSA788965  Polygonum lapathifolium Robert F. Thorne, E. W. Lathrop, W. Wisura 1977-7-8 49580 Orange Santa Ana Mountains: San Juan Canyon at Lower Picnic Camp, just below Ortega Highway (74) Comment
  RSA795242  Polygonum lapathifolium L. Ahart 2011-8-17 17628 Butte About 10 yards north of the trail, north of the crossing and on the east side of Big Chico Creek, about 50 yards west of Ten Mile House Road, Upper Bidwell Park, about 0.75 air miles west of Highway 32, about 10 miles northeast of Chico. 204 Comment
  RSA796188  Polygonum lapathifolium Duncan S. Bell, Joella Adkins 2012-7-30 3947 San Bernardino San Bernardino National Forest; northern shoreline of Big Bear Lake, just to the west of Juniper Point, approximately 0.3 air mile southeast of the Big Bear Discovery Center. 2052 Comment
  RSA799359  Polygonum lapathifolium Duncan S. Bell, Joella Adkins 2012-7-25 3908 San Bernardino San Bernardino National Forest: north side of Big Bear Lake, in the vicinity of Meadows Edge, approximately 0.25 air mile southwest of the Big Bear Discovery Center. 2075 Comment
  SBBG101442  Polygonum lapathifolium S. A. Junak 1991-10-7 SC 2894 Santa Barbara Canada del Puerto 0.6 mi from Stanton Ranch, in "narrows" 60 Comment
  SBBG101457  Polygonum lapathifolium S. A. Junak 1991-10-7 SC 2898 Santa Barbara Central Valley, just downstream from La Cascada swimming hole 106 Comment
  SBBG101473  Polygonum lapathifolium S. A. Junak 1991-10-7 SC 2891 Santa Barbara lower portion of Canada del Puerto, W side of cyn just inland from seaward Eucalyptus grove (Bosque de Cabrillo) 12 Comment
  SBBG101482  Polygonum lapathifolium S. A. Junak 1991-8-1 SC 2786 Santa Barbara Valley Rd just W of Bosque Mano Eucalyptus grove, N of The Nature Conservancy cabins 79 Comment
  SBBG105753  Polygonum lapathifolium S. A. Junak 1992-9-18 SC 3481 Santa Barbara Central Valley, at La Cascada, just downstream from swimming hole 115 Comment
  SBBG91097  Polygonum lapathifolium S. A. Junak 1989-4-20 SC 1360 Santa Barbara crk bed ca. 0.25 mi W of The Natural Conservancy cabins at W end of Bosque Mano Eucalyptus grove 54 Comment
  SEINET13711408  Polygonum lapathifolium Lowell William Ahart, Lowell William Ahart 1999-1 8174 Butte 12 Air Mi SW of Chico, 2 Mi SE of Ordbend, Sacramento River Comment
  SEINET1906756  Polygonum lapathifolium A. C. Sanders 1988-1 8453 Imperial Sonoran (Colorado) Desert: Imperial Valley between Brawley & Westmorland, east side of Hwy 86 at intersection with Kalin Rd. and Tamarack Canal crossing, 1.6 mi. NW of New River crossing at Brawley. -34 Comment
  SEINET2066348 Image available Polygonum lapathifolium A. C. Sanders 1988-11-6 8753 Imperial Sonoran (Colorado) Desert: Imperial Valley between Brawley & Westmorland, east of Hwy 86 at intersection with Kalin Rd. and Tamarack Canal Crossing. 1.6 mi NW of New River crossing at Brawley (Brawley 7.5 Q.) 34 Comment
  SEINET269333  Polygonum lapathifolium Karen Kirtland 1993-6-19 Riverside San Jacinto River Valley: along I-215 between 4th St. (Perris) and approximately 0.25 miles south of the San Jacinto Riv 430 Comment
  SEINET269476  Polygonum lapathifolium Scott D. White, Steve Ogg 1994-10-17 2461 Riverside Murrieta Creek at Winchester road bridge (Banana Avenue on USGS Murrieta quad) 310 Comment
  SEINET3245889  Polygonum lapathifolium G. K. Helmkamp, E. A. Helmkamp 2007-1 12921 El Dorado Foothills, northern Sierra Nevada Mountains: Lake Oaks Mobile Home Park, Diamond Springs; near junction of CA-49 and Patterson Drive. 530 Comment
  SEINET4691726  Polygonum lapathifolium George K. Helmkamp, E. A. Helmkamp 2011-1 18393 Glenn Northern Sacramento Valley: Co. Road 61 (Riz Rd.), 2.6 miles east of CA-45 and at the junction with Co. Road V, 8.26 mi. SE (124 degrees) of Willows. 26 Comment
  SEINET8008095  Polygonum lapathifolium Jon P. Rebman 2006-10-5 12969 San Diego Lake henshaw, (Vista Irrigation Distric Property): Aprox. 2.5 miles N of the Lake. along Henshaw Truck Trail where it crosses the riparian area thatdrains into the lakel 835 Comment
  SFV20877  Polygonum lapathifolium L. Gross 2000-8-25 261 Los Angeles San Fernando Valley Orcas Park, entered from Foothill Blvd onto Orcas Ave. Hiked west from park heading toward Hansen Dam. East side of Hansen Dam. 325 Comment
  UC1045311  Polygonum lapathifolium W. Bridge Cooke 1940-7-12 15323 Siskiyou along Castle Lake rd near Mount Shasta City (near irrigation ditch) 1066 Comment
  UC1087355  Polygonum lapathifolium Ira L. Wiggins 1926-10-16 2126 San Diego along bank of creek below Cuyamaca Lake; Boulder Creek Comment
  UC1087358  Polygonum lapathifolium Ira L. Wiggins 1926-10-17 2155 San Diego creek just above junction with Sweetwater River (near Descanso); Cuyamaca Mountains Region, Descanso Creek Comment
  UC1087359  Polygonum lapathifolium Ira L. Wiggins 1926-10-16 2123 San Diego Lake Cuyamaca Cuyamaca Mountains Region (margin) Comment
  UC1101141  Polygonum lapathifolium Malcolm A. Nobs and S. Galen Smith 1949-8-21 1505 Placer marsh between Sandy Beach and Agate Bay (n end of lake); Lake Tahoe Comment
  UC1101143  Polygonum lapathifolium Herbert L. Mason and Verne Grant 1947-7-11 13372 Modoc irrigation ditch by Jones' Lane (off Hwy 395, s of Alturas) Comment
  UC1101144  Polygonum lapathifolium Herbert L. Mason and Verne Grant 1946-8-28 13089 San Mateo s San Francisco (pond on Santa Cruz-Daly City Road #5) Comment
  UC1101147  Polygonum lapathifolium Malcolm A. Nobs and S. Galen Smith 1949-9-8 1865 Lake Thurston Lake; marshy shores Comment
  UC1101148  Polygonum lapathifolium Malcolm A. Nobs and S. Galen Smith 1949-9-3 1809 Inyo 3 mi e Bishop; Owens River Comment
  UC1101149  Polygonum lapathifolium Malcolm A. Nobs and S. Galen Smith 1949-9-2 1751 Inyo on Pine Creek rd 2 mi w Highway 395 (13.5 mi n of Bishop) Comment
  UC1101150  Polygonum lapathifolium Malcolm A. Nobs and S. Galen Smith 1949-9-1 1738 Mono Rush Creek Wildlife Area Mono Lake (sw shore of lake) Comment
  UC1101151  Polygonum lapathifolium Malcolm A. Nobs and S. Galen Smith 1949-8-29 1628 Tuolumne stream 1.5 mi w Sonora Comment
  UC1101152  Polygonum lapathifolium Malcolm A. Nobs and S. Galen Smith 1949-8-26 1577 San Mateo pond in sand dunes about 1 mi s Half Moon Bay Comment
  UC1101154  Polygonum lapathifolium Malcolm A. Nobs and S. Galen Smith 1949-8-2 1116 Mendocino n Point Arena; Garcia Slough Comment
  UC1101155  Polygonum lapathifolium Malcolm A. Nobs and S. Galen Smith 1949-7-19 1026 Shasta junction of river and Hat Creek (Hwy 299); Pit River Comment
  UC1101156  Polygonum lapathifolium Malcolm A. Nobs and S. Galen Smith 1948-9-7 607 San Diego about 5 mi s Escondido; Lake Hodges Comment
  UC1101157  Polygonum lapathifolium Malcolm A. Nobs and S. Galen Smith 1948-9-6 602 San Diego reservoir at junction of U.S. 80 and Calif. 79 (12 mi e of Alpine) Comment
  UC1101158  Polygonum lapathifolium Malcolm A. Nobs and S. Galen Smith 1948-8-24 402 Merced 15 mi e Gustine; Alkaline Grasslands of San Joaquin Valley, Modesto Propert Comment
  UC1101159  Polygonum lapathifolium Malcolm A. Nobs and S. Galen Smith 1948-7-15 151 Merced irrigation canal 1.5 mi n Los Banos (near Mercy Springs road on Henry Miller rd) Comment
  UC1101160  Polygonum lapathifolium Verne Grant and Irving Schneider 1947-8-25 8278 Siskiyou Tule Lake; w side Comment
  UC1101161  Polygonum lapathifolium Herbert L. Mason and Verne Grant 1946-8-14 13028 Butte Sacramento Outing Club Butte Sink (canal near big pond) Comment
  UC1101162  Polygonum lapathifolium Herbert L. Mason 1928-10-2 4985 Monterey 1 mi below Salinas; Salinas River Comment
  UC1101163  Polygonum lapathifolium Herbert L. Mason 1929-9-21 5440 San Joaquin Holt Alkaline Grasslands of San Joaquin Valley Comment
  UC1101164  Polygonum lapathifolium Herbert L. Mason 1928-9-30 4970 San Joaquin near Holt; Alkaline Grasslands of San Joaquin Valley, San Joaquin Del Comment
  UC1101165  Polygonum lapathifolium Herbert L. Mason 1927-10-4 4133 Santa Cruz Waddell Creek Ano Nuevo Point (mouth) Comment
  UC1101203  Polygonum lapathifolium Malcolm A. Nobs and S. Galen Smith 1949-8-19 1416 Plumas about 2 mi s Greenville; Indian Valley Comment
  UC1115570  Polygonum lapathifolium V. F. Hesse 1958-11-6 2568 Santa Cruz near Watsonville; Pinto Lake 60 Comment
  UC1136164  Polygonum lapathifolium A. Simontacchi 1937-7-16 305 Lake 0.6 mi wnw Laurel Beach; Lakeport Quadrangle Comment
  UC1136165  Polygonum lapathifolium R. C. Wilson 1936-10-21 325 Santa Clara 1 mi s Gilroy; San Juan Bautista Quadrangle Comment
  UC1136166  Polygonum lapathifolium B. Schreiber 1936-8-16 2314 Napa 0.8 mi s Yountville; Napa Quadrangle Comment
Read comments
Nov 19 2007
  UC1136168  Polygonum lapathifolium K. Bradshaw 1937-6-19 143 Lake Laurel Beach Lakeport Quadrangle Comment
  UC123692  Polygonum lapathifolium Harriet A. Walker 1907-7-3 693 Alameda near Hearst Mem. Bldg.; U.C. Campus Comment
  UC1252082  Polygonum lapathifolium J. H. Thomas 1959-8-27 8107 Santa Clara about 1.5 mi nw Coyote (near Hwy 101 and Metcald Rd, edge of water-filled sand and gravel pit); Santa Clara Valley 76 Comment
  UC129655  Polygonum lapathifolium Miss Harriet A. Walker 1906-7 486 Alameda Vicinity of Berkeley Comment
  UC129656  Polygonum lapathifolium Miss Harriet A. Walker 1906-7 490 Alameda West Berkeley Vicinity of Berkeley Comment
  UC14082  Polygonum lapathifolium E. R. Drew April 1888 Alameda Berkeley Comment
  UC144329  Polygonum lapathifolium A. A. Heller 1905-5-6 7839 Kern Bakersfield Comment
  UC150078  Polygonum lapathifolium L. R. Abrams 1903-9-27 4080 Monterey Moss Landing Castroville Comment
  UC1548622  Polygonum lapathifolium H. C. Forbes 1984-7-13 FS 384 Inyo 1 mi n jct of Fish Slough Rd and Jean Blanc Rd (at barrier separating slough from Owens River canal, 4.5 mi n of Bishop at n end of Owens Valley); Fish Slough and vicinity Comment
  UC1549819  Polygonum lapathifolium James D. Morefield and Charles W. Abbott 1986-8-22 4354 d Mono along creek 3.4 mi s 78 deg w Mt. Hogue summit; White Mountains, Owens Valley drainage, Pelliier Creek 1844 Comment
  UC1561195  Polygonum lapathifolium Barbara Ertter 1988-10-21 8005 Plumas e end of causeway ca 1.5 mi e Chester (on Hwy 36); Lake Almanor 1341 Comment
  UC1562668  Polygonum lapathifolium Barbara Ertter with Elizabeth Neese 1988-10-29 8022 Marin sw edge of reservoir near boat launching area (ca 1 mi nnw of dam, ca 10 air mi sw of Petaluma, w of Novato); Nicasio Reservoir Comment
  UC1562669  Polygonum lapathifolium Barbara Ertter with Elizabeth Neese 1988-10-29 8021 Marin sw edge of reservoir near boat launching area (ca 1 mi nnw of dam, ca 10 air mi sw of Petaluma, w of Novato); Nicasio Reservoir Comment
  UC1562670  Polygonum lapathifolium Barbara Ertter 1988-10-21 8004 Plumas e end of causeway ca 1.5 mi e Chester (on Hwy 36); Lake Almanor 1341 Comment
  UC1562673  Polygonum lapathifolium Barbara Ertter with Elizabeth Neese 1988-10-2 7962 Napa e boat-luanching ramp on SE edge of lake (ca 15 air mi nnw of Napa); North Coast Ranges, Conn Creek, Lake Hennessey 91 Comment
  UC1563298  Polygonum lapathifolium unknown 1990-10-3 6613 Butte about 1/8 mi ne Canyon Creek Bridge across lake (below high water line of lake, n side of creek); Lake Oroville, East Fork of Canyon Creek 243 Comment
  UC1595416  Polygonum lapathifolium Tim Ross and Annette H. Ross 1991-7-29 5719 Los Angeles Elephant Hill San Dimas USGS 7.5 ' quad, Puente Hills, W Pomona (base of n slope, n-most point of hills, w-running streamlet) 231 Comment
  UC164405  Polygonum lapathifolium Geo. D. Butler 1908-7-8 191 Siskiyou along creek near Yreka Comment
  UC164857  Polygonum lapathifolium S. B. Parish 1912-7-2 8075 Imperial Calexico Comment
  UC1713702  Polygonum lapathifolium I. Johnston 1917-6-14 1343 Los Angeles w Pomona (along creek) Comment
  UC1735929  Polygonum lapathifolium Dean W. Taylor 1990-9-20 11558 Santa Cruz Struve Slough, 100 m downstream from Highway 1 bridge, ca. 4 miles SW of Watsonville 3 Comment
  UC1738530  Polygonum lapathifolium Steven A. Junak 1991-10-7 SC 2898 Santa Barbara Central Valley, just downstream from La Cascada swimming hole Santa Cruz Island 106 Comment
  UC175823  Polygonum lapathifolium Joseph P. Tracy 1912-10-20 4008 Humboldt Alton Northern Coast Region (bed of dried-up slough) 30 Comment
  UC184051  Polygonum lapathifolium S. B. Parish 1915-6-25 10543 San Bernardino Victorville Mojave Desert Comment
  UC1924203  Polygonum lapathifolium Debra Valov 2005-8-20 2005221 Lassen Bieber; off County A2 c. 8 km east of Hwy 299 1271 Comment
  UC1928024  Polygonum lapathifolium David Keil, Lawrence M. Kelly, Kathryn Bay, and Frieda Wertman 1988-11-12 21198 San Luis Obispo Phoenix Creek inlet of Lopez Lake. Comment
  UC375150  Polygonum lapathifolium Geo. D. Butler 1908-7-16 196 Siskiyou along creek near Yreka Comment
  UC421692  Polygonum lapathifolium John Thomas Howell 1929-9-21 4416 San Joaquin Holt; bordering slough Comment
  UC454275  Polygonum lapathifolium LaRue C. Watson 1909-7-26 Tulare Farmersville Comment
  UC465773  Polygonum lapathifolium Katharine Brandegee 1911-7-1 Nevada Boca Comment
  UC465849  Polygonum lapathifolium Harriet A. Walker 1907-9-8 927 San Joaquin Lathrop Comment
  UC465851  Polygonum lapathifolium Harriet A. Walker 1907-9-8 928 San Joaquin Lathrop Comment
  UC473578  Polygonum lapathifolium John Thomas Howell 1931-9-29 8124 San Francisco Mountain Lake San Francisco, Presidio Comment
  UC489269  Polygonum lapathifolium C. V. Meyer 1928-8-10 644 San Diego Escondido Comment
  UC536913  Polygonum lapathifolium Lawrence M. Booth 1932-7-30 1342 Orange Santa Ana River Comment
  UC536916  Polygonum lapathifolium Lawrence M. Booth 1932-6-28 1221 Orange Bolsas Marsh Comment
  UC56641  Polygonum lapathifolium H. M. Hall Aug. 1901 Riverside Vicinity of Riverside 304 Comment
  UC56644  Polygonum lapathifolium Ernest Braunton Aug. 1902 639 Los Angeles Echo Park Comment
  UC56645  Polygonum lapathifolium Ernest Braunton Oct. 1902 726 Los Angeles Oak Knoll Comment
  UC56806  Polygonum lapathifolium R. D. Alderson 1893-1 San Diego Witch Creek Comment
  UC582893  Polygonum lapathifolium Philip A. Munz 1935-10-21 14653 Riverside below Rincon; Santa Ana River Comment
  UC600419  Polygonum lapathifolium E. B. Copeland 1931-8-1 Butte Jonesville 1800 Comment
  UC614935  Polygonum lapathifolium Beryl O. Schreiber 1936-8-16 2324 Napa 0.8 mi s Yountville 152 Comment
  UC665430  Polygonum lapathifolium Ira L. Wiggins 1935-8-10 8157 Marin Tomales Bay; creek at head Comment
  UC66911  Polygonum lapathifolium Ernest Braunton August, 1904 1181 Amador Vicinity of Ione 60 Comment
  UC6721  Polygonum lapathifolium W. L. Jepson 1892-10-22 Napa Napa River Comment
  UC6722  Polygonum lapathifolium R. D. Alderson San Diego Witch Creek Comment
  UC6723  Polygonum lapathifolium J. Burtt Davy 1893-9-13 1182 San Joaquin Stockton Comment
  UC6729  Polygonum lapathifolium W. H. Brewer 1861-8-5 812 Santa Cruz Camp 44 Santa Cruz Comment
  UC672949  Polygonum lapathifolium Joseph P. Tracy 1930-10-12 9204 Humboldt Alton to Fortuna (on gravel bars); Eel River 15 Comment
  UC6741  Polygonum lapathifolium A. Kellogg and W. G. W. Harford 1868-8-26 4 Alameda Oakland Hills Comment
  UC72666  Polygonum lapathifolium E. D. Palmer July 1902 San Bernardino Chino Ranch Comment
  UC72667  Polygonum lapathifolium E. D. Palmer July 1902 San Bernardino Chino Ranch Comment
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Nov 22 2016
  UC727705  Polygonum lapathifolium Milo S. Baker 1946-8-17 11562 Sonoma The Laguna; at the crossing of the Occidental Rd Comment
  UC729856  Polygonum lapathifolium Carl B. Wolf 1932-7-7 3835 Orange Bixby Ave. 100 ft w Hansen Road; Bryant Ranch Comment
  UC769830  Polygonum lapathifolium R. F. Hoover 1934-9-15 17 Stanislaus Modesto Comment
  UC850174  Polygonum lapathifolium Lewis S. Rose 1938-9-11 38254 Sonoma Bloomfield 30 Comment
  UC85392  Polygonum lapathifolium K. Brandegee Oct. 1903 San Diego Ramona Comment
  UCR101174  Polygonum lapathifolium L. C. Wheeler 1969-10-12 12355 San Bernardino San Gabriel Mtns., Glen Helen Park in Cajon Canyon Comment
  UCR106333  Polygonum lapathifolium John Wear, N. Moorhatch 1996-9-19 s.n. Riverside Peninsular Range; San Jacinto Mtns., upper end of Garner Valley 1433 Comment
  UCR110383  Polygonum lapathifolium A. C. Sanders, Mitch Provance 1999-9-26 23110 Riverside San Jacinto Valley, Mystic (San Jacinto) Lake, 1.4 mi. SE of Jackrabbit Trail on Gilman Springs Rd., 1.4 mi. south of Eden Hot Spring 433 Comment
  UCR110389  Polygonum lapathifolium A. C. Sanders, Mitch Provance 1999-9-26 23083 Riverside San Jacinto Mountains, McMullen Flat at Valley High County Park, 0.7 mi. SE of Hwy 74 on Twin Pines Ranch Road 1183 Comment
  UCR110441  Polygonum lapathifolium A. C. Sanders, Pam MacKay, Tim Thomas 1999-10-9 23155 San Bernardino San Bernardino Mtns., north shore of Big Bear Lake, just west of the observatory, c. 1 mile SE of Fawnskin 2058 Comment
  UCR111569  Polygonum lapathifolium Mitch Provance 1999-5-4 1682 Riverside San Bernardino Valley Region, Riverside, Santa Ana River Wash, between the Market St. and Riverside Ave crossings 244 Comment
Read comments
Dec 10 2010
  UCR114684  Polygonum lapathifolium A. C. Sanders, Mitch Provance 1998-7-2 22144 Ventura Moorpark, hills south of Tierra Rejada Valley, along Read Rd. c. 1/2 mile east of Moorpark Rd., just west of Hwy 23, c. 1 mile NW of Wood Ranch Reservoir, c. 2 mi. NE of Thousand Oaks 335 Comment
  UCR115046  Polygonum lapathifolium G. Fred Hrusa 1996-9-5 115046 Glenn Immediately west of Butte Creek at Western Canal District Dam 33 Comment
  UCR119234  Polygonum lapathifolium Jeremiah George 2001-8-26 s.n. Los Angeles South Coastal Plains Region, Manhattan Beach, 869 17th St. 12 Comment
  UCR119815  Polygonum lapathifolium A. C. Sanders, Mitch Provance 1999-9-26 23095 Riverside San Jacinto Mountains, Lake Hemet, north shore at FS day use area 1323 Comment
  UCR120340  Polygonum lapathifolium Mitch Provance 1998-7-23 929 Riverside Jurupa Mountains, Sunnyslope area, c. 0.5 mile east of 34th St. and Armstrong Road 274 Comment
  UCR123238  Polygonum lapathifolium A. C. Sanders, C. L. Sanders 1994-7-31 15202 San Bernardino San Bernardino Mtns., Sawpit Canyon above the crossing of FS Road 2N59, south of Silverwood Lake. 1170 Comment
  UCR123611  Polygonum lapathifolium S. J. Myers, S. D. White 1991-9-26 s.n. San Bernardino Mojave Desert, Mojave River Floodplain at Mojave Narrows Regional Park, 0.5 km north of Pelican Lake 838 Comment
  UCR128286  Polygonum lapathifolium Pam Wright, Louis LaPierre 2003-5-9 s.n. San Joaquin Sacramento Valley, 1 mile south of Collegeville, southeast of Stockton and east of French Camp, off Littlejohn Creek immediately west of Jack Tone Road and south of BNSF railroad line, 55 acre Mariposa mitigation site (created in 2000) 17 Comment
  UCR129008  Polygonum lapathifolium Mark A. Elvin, J. P. Rebman 2003-9-30 3049 San Diego Peninsular Range, San Ysidro Mountains, NW side of Otay Mtn., along drainage into east end of Lower Otay Lake, 1.3 miles from gate at Otay Lakes Road 155 Comment
  UCR13972  Polygonum lapathifolium George K. Helmkamp 1973-10-3 s.n. Riverside San Jacinto Mtns., Strawberry Creek, near Idyllwild Comment
  UCR143899  Polygonum lapathifolium Jon P. Rebman, Jeannie Gregory 2003-5-29 9122 San Diego Peninsular Range, Rancho Jamul Ecological Reserve: west of Hwy. 94, south of Jamul & north of Otay Lakes Road; southwest part of reserve, around a small pond east of the old kiln 225 Comment
  UCR146417  Polygonum lapathifolium Sandra L. Leatherman, Brian Daniels 1998-10-27 54 Los Angeles Transverse Ranges; Liebre Mtns, Bouquet Canyon: adjacent to Bouquet Canyon Road, south of Vasquez Canyon Road and north of Esguerra Road 488 Comment
  UCR149825  Polygonum lapathifolium L. C. Wheeler 1967-9-15 10772 San Bernardino San Gabriel Mtns., Glenn Ranch, Lytle Creek [Sportsman] Park Comment
  UCR150563  Polygonum lapathifolium Scott D. White, Matt Carlton 2003-11-20 9869 Orange South Coastal Plain, Santa Ana Mtn foothills. San Juan Creek in San Juan Capistrano 24 Comment
  UCR155101  Polygonum lapathifolium A. C. Sanders, T. B. Salvato 2005-6-17 31013 San Diego Peninsular Range, Boden Canyon Ecological Reserve at E end of San Pasqual Valley, lower part of reserve along Santa Ysabel Creek at confluence with Clevenger Canyon 213 Comment
  UCR156357  Polygonum lapathifolium T. B. Salvato, Kent Beaman 2005-5-16 868 Riverside San Jacinto Mtn foothills, San Jacinto River east of Valle Vista, just downstream from the Forest Service boundary and north of CA Hwy 74 585 Comment
  UCR158843  Polygonum lapathifolium Scott D. White 1994-7-14 2254 Los Angeles Transverse Ranges; San Gabriel Mountains, San Dimas Canyon; along San Dimas Canyon Road 396 Comment
  UCR158941  Polygonum lapathifolium Scott D. White 1994-8-16 2357 San Bernardino San Bernardino Mtns, between Hwy 18 and the southwest shore of Big Bear Lake between Kidd Cove and Fisher Cove 2073 Comment
  UCR162791  Polygonum lapathifolium A. C. Sanders 1988-11-6 8753 Imperial Sonoran (Colorado) Desert, Imperial Valley between Brawley & Westmorland, east side of Hwy 86 at intersection with Kalin Rd. and Tamarack Canal crossing, 1.6 mi. NW of New River crossing at Brawley -34 Comment
  UCR164591  Polygonum lapathifolium G. R. Ballmer 1994-10-1 s.n. San Bernardino San Bernardino Valley, San Timoteo Creek c. 100 m above its confluence with the Santa Ana River, below Waterman Ave. and north of the I-10 Freeway 305 Comment
  UCR16526  Polygonum lapathifolium Emily E. McGregor 1972-4-15 s.n. Riverside Santa Ana River bottom, off Fremont Drive Comment
  UCR171643  Polygonum lapathifolium Margaret R. Mulligan, Joe Barth 2005-8-11 1355 San Diego Sycuan Peak Ecological Reserve (California Dept of Fish & Game). SE of Dehesa, 1 mi SW of Loveland Reservoir, 1.25 mi N of Sycuan Peak, in the Sweetwater River Watershed, at the E end of Sloan Ranch Truck Trail. San Diego Atlas Square R16 248 Comment
  UCR171766  Polygonum lapathifolium Margaret R. Mulligan, Joe Barth 2005-7-26 1271 San Diego McGinty Mountain Ecological Reserve (California Fish & Game). SE of city El Cajon. SE of intersection of Willow Glen Dr and Hillsdale Rd, in bed of Sweetwater River. San Diego Atlas Square R14 112 Comment
  UCR174402B  Polygonum lapathifolium A. C. Sanders 2006-6-5 32683 San Bernardino San Bernardino Valley, Santa Ana River floodplain SE of East Highlands, pipeline route from Cone Camp Rd. toward Mentone, between Greenspot Rd. and the main channel 473 Comment
  UCR178908  Polygonum lapathifolium R. G. Swinney 1989-9-16 s.n. Los Angeles San Gabriel Mtns., Glendora, Big Dalton Canyon Debris Basin 335 Comment
  UCR179660  Polygonum lapathifolium R. G. Swinney 1996-8-12 5281 B San Bernardino Eastern San Gabriel Mtns., c. 0.6 mi. SW of junction of Swarthout Canyon Rd. and Cajon Rd. 805 Comment
  UCR179667  Polygonum lapathifolium R. G. Swinney 1989-5-13 s.n. Los Angeles San Gabriel Mtns., Glendora, Little Dalton Canyon Debris Basin 366 Comment
  UCR186676  Polygonum lapathifolium T. B. Salvato, Sarah Flack 2007-8-8 3026 Los Angeles San Gabriel Mountains, East Fork Road crossing over the north fork of the San Gabriel River, Islip Saddle 2043 Comment
  UCR188570  Polygonum lapathifolium George K. Helmkamp, E. A. Helmkamp 2007-10-6 13060 El Dorado Northern Sierra Nevada Mountains Foothills, Lake Oaks Mobile Home Park, Diamond Springs; Patterson Drive and CA-49 530 Comment
  UCR190479  Polygonum lapathifolium George K. Helmkamp, E. A. Helmkamp 2007-9-17 12971 Yolo Sacramento Valley, along CA-16 at Madison, at junction with County Road-89, about 9 miles west of Brower's Corner in Woodland 43 Comment
  UCR193516  Polygonum lapathifolium George K. Helmkamp, E. A. Helmkamp 2007-9-10 12921 El Dorado Northern Sierra Nevada Mountains Foothills, Lake Oaks Mobile Home Park, Diamond Springs; near junction of CA-49 and Patterson Drive 530 Comment
  UCR193844  Polygonum lapathifolium A. C. Sanders, Fred M. Roberts 2008-7-16 35872 Orange Peninsular Range; Santa Ana Mtns., Lomas de Santiago, Santiago Creek wash at and above the confluence of Hangmans Tree Canyon 370 Comment
  UCR194710  Polygonum lapathifolium George K. Helmkamp, E. A. Helmkamp 2007-10-28 13119 Sutter Sacramento Valley, along Nicolaus Road, 0.1 mile west of the Placer County line 12 Comment
  UCR19772  Polygonum lapathifolium H. M. Pollard 1971-12-2 s.n. Ventura Southern Coast, Ventura River bed, south of and near Hwy 101 bridge, Ventura 4 Comment
  UCR203063  Polygonum lapathifolium Jon P. Rebman, Margaret R. Mulligan 2008-5-28 15301 San Diego Peninsular Range, Hellhole Canyon Open Space Preserve, east of Valley Center and northeast of Lake Wohlford, southwest portion of the preserve, along Hellhole Creek west of the canal pipe in the waterfall area. Square G13 415 Comment
  UCR205253  Polygonum lapathifolium R. G. Swinney 2008-3-26 8571 Los Angeles San Gabriel Mtns., San Dimas, Puddingstone Diversion Dam, at mouth of San Dimas Cyn 354 Comment
  UCR209957  Polygonum lapathifolium R. G. Swinney 2008-9-9 9327 Los Angeles San Gabriel Mtns., Little Rock Creek, 0.2 mi. north of Little Rock Reservoir 960 Comment
  UCR219100  Polygonum lapathifolium George K. Helmkamp, E. A. Helmkamp 2009-9-5 15604 Butte Sacramento Valley, Honcut, on Palermo-Honcut Highway, 0.1 mile north of Lower Honcut Road 35 Comment
  UCR219920  Polygonum lapathifolium R. G. Swinney, Jane Strong 2009-4-21 10399 Los Angeles Transverse Ranges; San Gabriel Mtns. Foothills, Azusa/Duarte, San Gabriel Canyon wash, 0.4-1.0 mi. north (upstream) of Puente Largo bridge 218 Comment
  UCR220308  Polygonum lapathifolium Bill Wagner 2005-10-7 s.n. Riverside Peninsular Range; Gavilan Hills Region, Cajalco Flood Control Basin site (proposed, since constructed), at NE corner of El Sobrante Rd. and Cajalco Rd. 447 Comment
  UCR228692  Polygonum lapathifolium Phillip Roullard 2008-3-14 183 San Diego Border Field State Park, at the eastern base of Bunker Hill, sotheast side of the trail, 1.2 mi east of Pacific Ocean and 0.18 mi north of US/Mexico Border fence. Square W10 80 Comment
  UCR230079  Polygonum lapathifolium George K. Helmkamp, E. A. Helmkamp 2010-10-20 17049 Sutter Sacramento Valley, along Nicolaus Ave. 0.5 miles east of Trowbridge 15 Comment
  UCR232185  Polygonum lapathifolium George K. Helmkamp, E. A. Helmkamp 2011-10-8 18393 Glenn Northern Sacramento Valley, Co. Road 61 (Riz Rd.), 2.6 miles east of CA-45 and at the junction with Co. Road V, 8.26 mi. SE (124 deg. ) of Willows 26 Comment
  UCR236880  Polygonum lapathifolium Jon P. Rebman, Warren Schmidtmann & volunteers 2010-11-16 20470 San Diego Camp Pendleton; Golf Training Area; west of the Santa Margarita River, along De Luz Creek, north of Camp De Luz. Square C6 65 Comment
  UCR242022  Polygonum lapathifolium George K. Helmkamp, E. A. Helmkamp 2012-9-17 19865 El Dorado Northern Sierra Nevada Mountains Foothills, north of Pollock Pines, along Forebay Road at South Fork American River 564 Comment
  UCR24284  Polygonum lapathifolium John C. Roos 1965-9-15 s.n. San Bernardino Mojave Desert, Mohave River at Victorville Comment
  UCR244963  Polygonum lapathifolium Jon P. Rebman, J. Green, C. Brennen 2012-5-24 24207 San Diego Peninsular Range, Lake Sutherland: northeast of Ramona; along the northwest side of Lake Sutherland just southwest of the dam, near the shore of the Lake and east of Lake Sutherland Dam Road. Atlas Square: J16 630 Comment
  UCR246561  Polygonum lapathifolium Duncan S. Bell, Joella Adkins 2012-7-31 3970 B San Bernardino Transverse Ranges; San Bernardino Mountains, San Bernardino National Forest, north side of Big Bear Lake, just southwest of the junction of Hiwy 38 and Hwy 18, c. 1 air mile southeast of the Big Bear Discovery Center 2061 Comment
  UCR248074  Polygonum lapathifolium Duncan S. Bell, Joella Adkins 2012-7-25 3908 San Bernardino Transverse Ranges; San Bernardino Mountains, San Bernardino National Forest, north side of Big Bear Lake, in the vicinity of Meadows Edge,c. 0.25 air mile southwest of the Big Bear Discovery Center 2075 Comment
  UCR256836  Polygonum lapathifolium R. G. Swinney 2010-8-16 13545 Los Angeles San Gabriel Mountains, Arcadia, Big Santa Anita Canyon, Arcadia Wilderness Park 280 Comment
  UCR259162  Polygonum lapathifolium R. G. Swinney 2010-6-23 13364 Los Angeles San Gabriel Mountains/Verdugo Mountains, Hansen Dam Flood Control Basin, along Big Tujunga Wash, SW of Orcas Park, Lake View Terrace 335 Comment
  UCR259552  Polygonum lapathifolium R. G. Swinney 2010-9-1 13670 Los Angeles San Gabriel Mountains/Verdugo Mountains, Big Tujunga Creek, under the overpass of the I-210 Fwy. and on either side, south of W. Tujunga Valley St. 338 Comment
  UCR262444  Polygonum lapathifolium George K. Helmkamp, E. A. Helmkamp 2011-12-9 18505 Sutter Sacramento Valley, beside Cross Canal, just west of Hwy 99, 0.3 mile west of Howsley Road on an unnamed dirt road 17 Comment
  UCR264820  Polygonum lapathifolium Mitch Provance 2011-6-27 17149 San Bernardino San Bernardino Valley, Bloomington, along Santa Ana Ave., about 0.3 mi E of Riverside Ave. 294 Comment
  UCR276916  Polygonum lapathifolium R. G. Swinney 2011-3-29 14281 Los Angeles San Gabriel Mts., Lake View Terrace, Big Tujunga Wash, 0.2-1.0 miles east of I-210 Fwy, N side of river channel 366 Comment
  UCR277727  Polygonum lapathifolium Mitch Provance 2012-10-15 1012- 03 Riverside Badlands of Western Riverside County, San Timoteo Creek, about 3.5 miles west of Beaumont, N side of Hwy. 60 1479 Comment
  UCR278856  Polygonum lapathifolium Mitch Provance 2012-11-10 17602 Riverside San Bernardino Valley, Riverside, Springbrook Creek (remnant) Fairmont Park, between the east side of Lake Evans and the west side of Market St. 245 Comment
  UCR282411  Polygonum lapathifolium Mitch Provance 2009-7-1 709- 07 Riverside Badlands of Western Riverside County, San Timoteo Canyon, just south of San Timoteo Canyon Rd. along paved access road to the El Casco Substation 616 Comment
  UCR29928.1  Polygonum lapathifolium Melissa Luckow, Rob Keplinger 1982-7-31 923 Merced San Joaquin Valley, San Luis Wildlife Reserve in western part of county Comment
  UCR41112  Polygonum lapathifolium C. F. Smith 1976-6-21 11022 Santa Barbara Upper end of Lake Cuchuma 223 Comment
  UCR45219  Polygonum lapathifolium A. C. Sanders 1986-9-12 6947 Kern San Joaquin Valley, Twisselman Road at Interstate Hwy 5, 4.9 mi south of Kings County line 67 Comment
  UCR45325  Polygonum lapathifolium A. C. Sanders 1986-9-12 6922 Stanislaus San Joaquin Valley, 4.5 mi. SSW of Patterson, W end Crow's Landing Rd., c. 1 mi. west of Hwy I-5 92 Comment
  UCR4722  Polygonum lapathifolium R. A. Anderson 1964-10-4 58 Santa Clara Santa Cruz Mtns, At Chemeketa Park 107 Comment
  UCR54515  Polygonum lapathifolium S. J. Myers 1988-11-15 s.n. Los Angeles Soledad Canyon, Santa Clara River at Lang Crossing 488 Comment
  UCR54644  Polygonum lapathifolium T. P. Krantz 1985-1 s.n. San Bernardino San Bernardino Mtns., spring and meadow 1 mi east of Bluff Lake 2287 Comment
  UCR58453  Polygonum lapathifolium George K. Helmkamp 1989-10-7 s.n. Riverside San Jacinto Mtns., Edge of Lake Hemet 1400 Comment
  UCR59782  Polygonum lapathifolium Jeri Hirshberg 1989-7-18 s.n. Riverside Lake Skinner: stock pond below treatment plant and dam 427 Comment
  UCR60522  Polygonum lapathifolium Steve Boyd 1985-7-23 1040 San Diego Santa Ana Mtns; Santa Rosa Plateau, De Luz Creek at crossing of Tenaja Trail, c. 0.1 mi west of the junction with De Luz Road 122 Comment
  UCR71485  Polygonum lapathifolium Barbara Ertter 1988-10-2 7962 Napa North Coast Ranges, Lake Hennesy c. 15 air miles north-northwest of Napa, on Conn Creek, east of boat-launching ramp on southeast edge. 91 Comment
  UCR75616  Polygonum lapathifolium A. C. Sanders, O. F. Clarke, T. Krantz, R. F. Thorne 1993-4-27 13825 San Bernardino San Bernardino Mtns, Arrowhead Hot Springs and immediate vicinity; lower Waterman Canyon, 0.5 mi. due west of the old Arrowhead Hot Springs Hotel 581 Comment
  UCR76882  Polygonum lapathifolium A. C. Sanders, S. D. White 1993-7-31 14192 San Bernardino San Bernardino Mountains, Santa Ana River Canyon just below the confluence with Warm Springs Canyon 671 Comment
  UCR82184  Polygonum lapathifolium A. C. Sanders, P. J. MacKay, C. L. Sanders 1994-8-28 15487 San Bernardino San Bernardino Mtns, SW end of Silverwood Lake, near Cleghorn Day Use Area 1021 Comment
  UCR82834  Polygonum lapathifolium A. C. Sanders, S. D. White, C. L. Sanders 1994-10-9 15812 Riverside San Bernardino Mtns., Whitewater Canyon, 2 mi below trout farm, above Bonnie Bell 564 Comment
  UCR83111  Polygonum lapathifolium A. C. Sanders, G. K. Helmkamp, S. D. White, E. J. Lawlor, C. L. Sanders 1994-9-11 15637 San Bernardino San Bernardino Mtns., Bear Creek at confluence with Santa Ana River 1045 Comment
  UCR85496  Polygonum lapathifolium Scott D. White 1993-6-15 1544 San Bernardino Santa Ana River Valley, Redlands, between Alabama and Tennessee St (Hwy 30) crossings in the Santa Ana River Wash 366 Comment
  UCR85625  Polygonum lapathifolium Scott D. White 1992-10-8 926 Los Angeles Western Transverse Range; Santa Monica Mtns., Malibu, just north of Pacific Coast Hwy (= Calif. Hwy 1), extending as far E as Malibu Creek. Bounded on the S by Civic Center Road; terminates on the W in vicinity of Malibu School 91 Comment
  UCR85703  Polygonum lapathifolium R. G. Swinney 1993-8-18 2579 San Bernardino Eastern San Gabriel Mtns/San Bernardino Valley, Glen Helen Regional Park, extreme NW end of park at Sycamore Flat 598 Comment
  UCR89815  Polygonum lapathifolium Karen Kirtland 1993-6-19 s.n. Riverside San Jacinto River Valley, along Hwy I-215 between 4th St. (Perris) and c. 0.25 mile south of the San Jacinto River crossing 430 Comment
  UCR91244  Polygonum lapathifolium R. G. Swinney 1992-10-17 1959 San Bernardino San Gabriel Mtns., Cajon Wash, 0.5-0.75 mi south of Swarthout Canyon Road 805 Comment
  UCR92011  Polygonum lapathifolium R. G. Swinney 1991-11-2 1697 San Bernardino Eastern San Gabriel Mtns., Cajon Canyon, 200 yards NW of Old Hwy 395 on Swarthout Canyon Road & 100-300 yards north of the road along the stream 830 Comment
  UCR92093  Polygonum lapathifolium Scott D. White, S. Ogg 1994-10-17 2461 Riverside Temecula Valley, Murrieta Creek at Winchester Road bridge (Banana Avenue) 317 Comment
  UCR92272  Polygonum lapathifolium Scott D. White 1995-8-23 3567 Riverside San Jacinto Valley, San Jacinto River, just north of City of San Jacinto boundary, c. 1 mi SE of bridge at State Street 463 Comment
  UCR92304  Polygonum lapathifolium Scott D. White, S. Ogg 1994-10-17 2481 Riverside Temecula Valley, Temecula, Murrieta Creek channel, 1000 ft. north of bridge at Rancho California Ave. 311 Comment
  UCR93206  Polygonum lapathifolium Scott D. White 1995-7-7 3453 Riverside City of Riverside, Market Street crossing at Santa Ana River 344 Comment
  UCR94931  Polygonum lapathifolium Scott D. White 1996-9-22 4539 Riverside Perris Basin, Perris: Nuevo Road near intersection with Wilson Ave., west of the San Jacinto River crossing. 436 Comment
  UCR9559  Polygonum lapathifolium O. F. Clarke 1968-9-18 s.n. Riverside From the campus of the University of California at Riverside Comment
  UCR95762  Polygonum lapathifolium Lauren Raz, Steve Boyd 1996-10-23 025 Los Angeles Liebre Mtns, Entrance to Ruby Canyon on FS Rd 6N24, 1/10 mi from junction with Lake Hughes Road 610 Comment
  UCR96113  Polygonum lapathifolium George K. Helmkamp 1996-9-11 1170 San Diego Peninsular Range, c. 5 miles south of Calif. Hwy 76 on Couser Canyon Road onto Lilac Rd. to Wills Avocado Ranch 335 Comment
  UCSB71957  Polygonum lapathifolium Burgess, Rick 1990-7-29 Ventura Ormand Beach. Adjacent to Halaco Aluminum Plant. 3 Comment
  VVC1315  Polygonum lapathifolium A. C. Sanders, J. Mac 1999-10-9 23155 San Bernardino San Bernardino Mtns., north shore of Big Bear Lake, just west of the observatory, ca. 1 mile SE of Fawnskin 2058 Comment
  YM-YOSE114872  Polygonum lapathifolium D. Graham Roy 1998-7-22 4037 Mariposa LAMON MEADOW, YOSEMITE VALLEY, YOSEMITE NATIONAL PARK, CALIFORNIA. 75M EAST OF THE CONCESSION STABLE; FORMING DENSE STANDS WITH Poaceae SPECIES. Comment
  CDA15889  Polygonum lapathifolium J. DiTomaso 2000-7-25 s.n. Modoc Modoc Plateau; Along Eastside Canal, 1/4 mi. W of US Hwy 395 off Jones Lane, and 1/2 mi. S of southern tip of Modoc National Wildlife Refuge. 1371 Comment
  CDA17096  Polygonum lapathifolium G. F. Hrusa, P. Akers 2003-10-11 16167 Tulare San Joaquin Valley; Adjacent to El Monte Blvd. immed. past intersection w/ Rd. 104. 0 Comment
  CDA19038  Polygonum lapathifolium Schwall, Johnson 2000-10-16 PDR 007596 Yuba Sacramento Valley; At Greenhead Land Co., North Butte Rd., Live Oak. 0 Comment
  CDA22822  Polygonum lapathifolium G. D. Barbe 1975-8-26 2057 Merced Los Banos Creek, north levee, 2 miles south of Highway 140 on Santa Fe Grade, east of Gustine. 0 Comment
  CDA22823  Polygonum lapathifolium T. C. Fuller 1958-8-5 Los Angeles San Gabriel Boulevard Bridge, 1 mile east of Rosemead Boulevard. 0 Comment
  CDA22824  Polygonum lapathifolium T. C. Fuller 1958-8-12 2070 Modoc Corporation Ranch, Likely. 0 Comment
  CDA22825  Polygonum lapathifolium T. C. Fuller 1958-8-12 2070 Modoc Corporation Ranch, Likely. 0 Comment
  CDA25236  Polygonum lapathifolium Sarracino 2008-10-1 s.n. Sacramento Walnut Grove 0 Comment
  GH404815  Polygonum lapathifolium L. Ahart 16 October 200 9373 Unknown T26N, R9E, norhtwest 1/4 Section 15. on the northwest side of Round Valley Reservoir, just below the road, about 2 1/2 miles southwest of Greenville 1363 Comment
  JEPS30319  Polygonum lapathifolium Simon Simonian 1954-5-15 27132 K Fresno n-s to e-w sect. along Shields Ave. between West Lawn Ave. and Rolinda Ave. (about 3 1/2 mi n of Rolinda, main canal); Fresno Irrigation District, Kennedy-Owens Canal Comment
  JEPS30325  Polygonum lapathifolium Simon Simonian 1954-5-23 20166 F Fresno n-s section of ditch Fresno Irrigation District, Fresno, Fanning Ditch (Nielsen and Fruit Aves, w part of town) Comment
  JEPS50619  Polygonum lapathifolium W. L. Jepson 1912-7-28 5150 Inyo Lone Pine; by streamlets in meadow 1127 Comment
  JEPS93543  Polygonum lapathifolium Steven A. Junak 1992-9-18 SC 3481 Santa Barbara just downstream from La Cascada (Central Valley, Santa Cruz Island); California Islands, Santa Cruz Island, Central Valley 115 Comment
  JEPS93573  Polygonum lapathifolium Steven A. Junak 1991-10-7 SC 2894 Santa Barbara Canada del Puerto 0.6 mi from Stanton Ranch (Santa Cruz Island); California Islands, Santa Cruz Island 60 Comment
  JEPS93618  Polygonum lapathifolium Steven A. Junak 1991-8-1 SC 2786 Santa Barbara Central Valley, along Valley Road just w of Bosque Mano Eucalyptus grove, n of The Nature Conservancy cabins, Santa Cruz Island Central Valley; California Islands, Santa Cruz Island, Central Valley 79 Comment
  NY412666  Polygonum lapathifolium Rev. J. C. Nevin s.n. Los Angeles Comment
  PASA1504  Polygonum lapathifolium Annetta M. Carter 1931-7-29 235 San Joaquin San Joaquin R. slough near Middle R. Bridge, Borden Hiway to Stockton Comment
  POM155900  Polygonum lapathifolium L. R. Abrams 1904-9-2 4182 Los Angeles Los Angeles River. Comment
  POM181760  Polygonum lapathifolium H. F. Copeland 1925-9-20 562 Yolo Yolo County: W bank of Sacramento River. Comment
  POM18233  Polygonum lapathifolium P. A. Munz 1923-10-7 7794 Los Angeles Bouquet Canyon, Saugus. Comment
  POM280378  Polygonum lapathifolium Lyman Benson 1929-9-22 1914 Lake N Coast, Clear Lake 427 Comment
  POM280380  Polygonum lapathifolium Lyman Benson 1933-9-12 5692 Kern Bakersfield. Kern River Watershed. 122 Comment
  POM280386  Polygonum lapathifolium Lyman Benson 1934-9-1 6140 Mendocino Mouth of Garcia River, Watershed: Pacific Ocean. 15 Comment
  POM310373  Polygonum lapathifolium Margaret Hardinge 1945-10-23 12 Los Angeles Claremont irrigation ditch. 351 Comment
  POM312530  Polygonum lapathifolium S. Galen Smith, Malcolm A. Nobs 1949-8-9 1232 Humboldt Marshy pond on Southern side of the town of Blue Lake Comment
  POM312913  Polygonum lapathifolium Malcolm A. Nobs, S. Galen Smith 1949-9-1 1738 Mono Ponds and marshes at the Rush Creek Wildlife area, on the southwestern shore of Mono Lake Comment
  RSA0036710  Polygonum lapathifolium Robert F. Thorne 1968-9-24 41391 San Bernardino San Gabriel Mountains - San Bernardino National Forest: Cajon Pass. Comment
  RSA0054922  Polygonum lapathifolium Keith E. Hoffmaster 1933-10-1 488 Orange Near Tustin. Comment
  RSA0056362  Polygonum lapathifolium Jim Shevock 1970-9-12 458 Los Angeles Malibu Canyon Creek. 304 Comment
  RSA0065552  Polygonum lapathifolium Shlomo Gat 1959-5-15 42 San Bernardino Near dam. Comment
  RSA0105836  Polygonum lapathifolium Alan Romspert 2000-7-28 s.n. San Bernardino Santa Ana Riverbed and junction RIX Inflow transect. Comment
  RSA0106269  Polygonum lapathifolium Alan Romspert 2000-7-28 s.n. San Bernardino Santa Ana Riverbed & RIX discharge Transect. Comment
  RSA116485  Polygonum lapathifolium E. C. Twisselmann 1954-11-9 1660 Kern Buena Vista Lake Bed 91 Comment
  RSA120432  Polygonum lapathifolium Roxana S. Ferris 1924-10-6 4094 San Mateo Searville Lake on Portola Hwy. Comment
  RSA125034  Polygonum lapathifolium A. G. O'Berg 1955-10-7 s.n. Fresno 7 miles NW of Kerman, 1.5 miles N of Belmont Road on Yuba Road, W of road in drainage ditch of alkali sink. 53 Comment
  RSA12647  Polygonum lapathifolium Carl B. Wolf 1934-8-16 6052 Los Angeles peat land on Bryant Ranch east of Long Beach. 700 ft. east of center of sect. 34; 950 ft. So. of No. line of Same. 6 Comment
  RSA133832  Polygonum lapathifolium Peter H. Raven, Henry J. Thompson 1959-10-4 s.n. Ventura Santa Monica Mountains: Calleguas Creek 1 mile north of Camarillo State Hospital. 18 Comment
  RSA13695  Polygonum lapathifolium Louis C. Wheeler 1933-8-20 2087 Los Angeles Pine Canyon Dam, San Gabriel Canyon, San Gabriel Mountains. 305 Comment
  RSA152581  Polygonum lapathifolium Simon Simonian 1954-5-2 2290 Fresno Linsenby Ditch, EW section at Shaw and Braley Aves, 5 miles NW of Fresno Comment
  RSA18407  Polygonum lapathifolium Carl B. Wolf 1927-7-28 697 Merced 11 mi. east of Los Banos. San Joaquin Valley. Comment
  RSA220492  Polygonum lapathifolium Cherie L. Wetzel 1967-11-3 177 a Alameda Niles Canyon and Vicinity: Alameda Creek at Mission Blvd. Comment
  RSA223909  Polygonum lapathifolium Cherie L. Wetzel 1968-10-19 531 Alameda Along banks of Alameda Creek at E end of Niles Canyon by dam Comment
  RSA28047  Polygonum lapathifolium I. L. Wiggins 1935-8-10 8157 Marin Creek at head of Tomales Bay. Comment
  RSA312528  Polygonum lapathifolium Malcolm A. Nobs, S. Galen Smith 1949-8-19 1416 Plumas Marshy area about 2 miles S of Greenville, Indian Valley. Comment
  RSA344384  Polygonum lapathifolium C. F. Smith 1976-6-21 11022 Santa Barbara Upper end of Lake Cachuma. Comment
  RSA466340  Polygonum lapathifolium F. A. Warf 1934-8-14 12533 Los Angeles Culver City. Comment
  RSA466342  Polygonum lapathifolium Anstruther Davidson 1890-09 s.n. Los Angeles Los Angeles Comment
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Dec 10 2010
  RSA466343  Polygonum lapathifolium Erwin Miller 1934-5-14 s.n. Los Angeles Ballona Creek near Playa del Rey. Comment
  RSA466344  Polygonum lapathifolium F. R. Fosberg 1930-6-26 S 3045 Los Angeles Lower Ballona Creek. 8 Comment
  RSA466347  Polygonum lapathifolium F. R. Fosberg, Joseph A. Ewan 1931-8-11 S 5499 Los Angeles Crystal Lake, N. fork San Gabriel Canyon, San Gabriel Mts. 1600 Comment
  RSA466350  Polygonum lapathifolium A. C. Life 1923-08 14804 Glenn Glenn County: near Willown Comment
  RSA466351  Polygonum lapathifolium Edwin Kline 1920-10-2 s.n. Imperial Imperial Co. Comment
  RSA466354  Polygonum lapathifolium Malcolm M. Rice 1927-9-4 s.n. Orange San Juan Creek Bed, San Juan. Comment
  RSA466360  Polygonum lapathifolium H. M. Pollard 1961-8-27 s.n. Santa Barbara Cienegitas Creek at Modoc Rd. crossing. Comment
  RSA466361  Polygonum lapathifolium F. R. Fosberg 1931-10-11 7233 Ventura Sherwood Lake, Santa Monica Mountains. 300 Comment
  RSA475046  Polygonum lapathifolium James D. Morefield, C. W. Abbott 1986-8-22 4354 a Mono White Mountains: along Pellisier Creek 3.4 miles S78 degrees W of Mt. Hogue summit. Owens Valley drainage 1845 Comment
  RSA475047  Polygonum lapathifolium James D. Morefield, C. W. Abbott 1986-8-22 4353 a Mono White Mountains: along Pellisier Creek 3.4 miles S78 degrees W of Mt. Hogue summit. Owens Valley drainage 1845 Comment
  RSA518701  Polygonum lapathifolium L. Ahart 1990-10-3 6613 Butte Willowweed, N side of the E Fork of Canyon Creek, below the high water line of Lake Oroville, 1/8 mile NE of the Canyon Creek Bridge across Lake Oroville. Comment
  RSA52913  Polygonum lapathifolium R. Weatherby 1950-7-21 1470 Plumas East Quincy. 1037 Comment
  RSA542468  Polygonum lapathifolium Fred M. Roberts, Gordon A. Marsh 1987-8-31 3588 Orange Santa Ana River: adjacent to Santa Ana, 0.6km S Edinger bridge. 14 Comment
  RSA549837  Polygonum lapathifolium C. F. Smith 1956-9-16 5000 Santa Barbara Along Hwy 1 near crossing of Hwy 246, Buellton to Lompoc rd. Comment
  RSA557819  Polygonum lapathifolium D. Charlton 1991-7-30 5539 Los Angeles Rancho Santa Clarita, Bouquet Canyon Rd, north of Jct. with Soledad Canyon Rd. 488 Comment
  RSA562795  Polygonum lapathifolium D. Charlton, Lew Heide 1991-9-19 5609 Los Angeles Piute Ponds, freshwater marsh between Rosamond and Lancaster emergent perennial in southwest corner near water outfall 762 Comment
  RSA588204  Polygonum lapathifolium Steven A. Junak 1991-10-7 SC- 2898 Santa Barbara Santa Cruz Island. Central Valley, just downstream from La Cascada swimming hole. 107 Comment
  RSA589155  Polygonum lapathifolium Steven A. Junak 1991-10-7 SC- 2894 Santa Barbara Santa Cruz Island. Canada del Puerto, 0.6 miles from Stanton Ranch, in narrows. 61 Comment
  RSA5941  Polygonum lapathifolium Carl B. Wolf 1932-7-7 3835 Orange Bryant Ranch, along drainage ditch on Bixby Ave. 9 Comment
  RSA599648  Polygonum lapathifolium Fred M. Roberts 1995-4-21 4929 Orange Irvine: San Joaquin Hills, Quail Hill area near end of San Canyon Road, 2.9 km ENE French Hill. 49 Comment
  RSA608356  Polygonum lapathifolium Louis C. Wheeler 1966-10-25 9082 Los Angeles E. Waldo Ward's Grove, 1/4 mile N El Encanto, San Gabriel Canyon. Comment
  RSA609838  Polygonum lapathifolium Steven A. Junak 1992-9-18 SC- 3481 Santa Barbara Santa Cruz Island. Central Valley, just downstream from La Cascada. 116 Comment
  RSA612429  Polygonum lapathifolium Steven A. Junak 1991-8-1 SC- 2786 Santa Barbara Santa Cruz Island. Central Valley, along Valley Rd. just W of Bosque Mano Eucalyptus grove, N of The Nature Conservancy cabins. 79 Comment
  RSA630781  Polygonum lapathifolium Steven A. Junak 1991-10-7 SC- 2891 Santa Barbara Santa Cruz Island. Lower portion of Canada del Puerto, on w side of canyon, just inland from seaward Eucalyptus grove (Bosque de Cabrillo). 12 Comment
  RSA653384  Polygonum lapathifolium LeRoy Gross 2000-8-25 261 Los Angeles Big Tujunga Wash/ Verdugo Mountains: Orcas Park, entered from Foothill Blvd onto Orcas Ave. Hiked west from park, heading toward Hansen Dam. 325 Comment
  RSA654557  Polygonum lapathifolium Benjamen Rangel 1992-4-11 777 5 a Los Angeles Behind the Olivos Commons at Cal Poly Pomona University. Comment
  RSA66319  Polygonum lapathifolium F. W. Peirson 1924-10-19 5233 Orange Wintersberg Comment
  RSA66322  Polygonum lapathifolium F. W. Peirson 1924-8-23 5051 Los Angeles West Fork of San Gabriel River. 412 Comment
  RSA66323  Polygonum lapathifolium F. W. Peirson 1923-10-10 4160 Los Angeles Santa Clara River at crossing north of Saugus. Comment
  RSA698498  Polygonum lapathifolium Minor Warne 1934-5-10 s.n. Orange Santa Ana River Bank. Comment
  RSA97060  Polygonum lapathifolium M. S. Jussel 1948-9-23 s.n. Merced Los Banos Bird Reserve No. 73 Comment
  SEINET10479654  Polygonum lapathifolium Lowell Ahart 1990-10-3 Ahart 6613 Butte On the north side of the East Fork of Canyon Creek, below the high water line of Lake Oroville, about 1/8 mile north-east of the Canyon Creek Bridge across Lake Oroville. Foothill Woodland (destroyed). T20N R5E SW/S16. 244 Comment
  SEINET11933364  Polygonum lapathifolium W. Knight, Knight, I. 1984-1 5050 Sonoma 3 mi up Cavedale Road from Hwy 12 in wet spring area Comment
  SEINET11935785  Polygonum lapathifolium J. T. Vale 1988-1 Sonoma In old bed of Russian River about 1/4 mi below bridge at Hacienda among boulders Comment
  SEINET11935790  Polygonum lapathifolium W. Knight, Knight, I. 1984-1 Sonoma Willow Creek, 2 mi N of Petaluma Comment
  SEINET11939060  Polygonum lapathifolium L. S. Rose 1938-1 38254 Sonoma Bloomfield 30 Comment
  SEINET260317  Polygonum lapathifolium Lowell Ahart 1986-11-9 5452 Butte Ca 1/10 mi S of the clay burrow for Oroville Dam 1/4 mi ESW of Oroville 1/4 mi E of Larkin Rd 37 Comment
  SEINET263346  Polygonum lapathifolium Lowell Ahart 1990-10-3 6613 Butte N side of the East Fork of Canyon Creek below the high water line of Lake Oroville ca 1/8 mi NE of the Canyon Creek br 244 Comment
  SEINET8008096  Polygonum lapathifolium Ira L. Wiggins 1927-8-29 2639 San Diego Sin localidad, Margin of Cuyamaca Lake, San Diego Comment
  UC1101142  Polygonum lapathifolium Herbert L. Mason 1947-8-8 13466 Modoc nw Alturas (sw margin of reservoir); Big Sage Reservoir Comment
  UC1101145  Polygonum lapathifolium Herbert L. Mason August 1930 5718 Lake Clear Lake; along shores Comment
  UC1101153  Polygonum lapathifolium Malcolm A. Nobs and S. Galen Smith 1949-8-9 1234 Humboldt Town of Blue Lake; pond on s side Comment
  UC1101205  Polygonum lapathifolium Malcolm A. Nobs and S. Galen Smith 1949-8-9 1232 Humboldt Town of Blue Lake; s side Comment
  UC1176907  Polygonum lapathifolium John Thomas Howell 1945-11-4 21553 Marin near Locust Station; Mill Valley Comment
  UC1198080  Polygonum lapathifolium Joseph P. Tracy 1905-7-3 2204 Napa near Calistoga; Northern Coast Ranges, Napa Valley Comment
  UC1537258  Polygonum lapathifolium Gordon H. True Jr. 1937-8-1 833 Solano 7 mi s Suisun; Joice Island 3 Comment
  UC177188  Polygonum lapathifolium Joseph P. Tracy 1912-10-20 3988 Humboldt in field by Loleta Pond; Northern Coast Ranges, lower Eel River Valley 15 Comment
  UC1818918  Polygonum lapathifolium Barbara Ertter 1995-8-19 14503 Contra Costa Edge of Cerrito Creek on north side of Albany Hill, south edge of El Cerrito; dense weeds at edge of sluggish water. Comment
  UC370316  Polygonum lapathifolium Buford L. Fox July, 1928 Kern Comment
  UC370326  Polygonum lapathifolium Buford L. Fox July, 1928 Kern Comment
  UC473577  Polygonum lapathifolium John Thomas Howell 1931-9-29 8125 San Francisco Mountain Lake San Francisco, Presidio (along highwater mark) Comment
  UC56643  Polygonum lapathifolium Geo. B. Grant Oct 1902 5290 Santa Barbara Santa Barbara Comment
  UC56647  Polygonum lapathifolium Miss E. D. Palmer before Feb. 1902 Los Angeles near Chino Comment
  UC6724  Polygonum lapathifolium W. H. Brewer 834 Unknown Comment
  UC6728  Polygonum lapathifolium W. H. Brewer 1861-9-6 834 Santa Clara near Monte Diablo; Camp 50 Comment
  UC672950  Polygonum lapathifolium Joseph P. Tracy 1930-10-12 9204 Humboldt Humbolt to Fortuna (on gravel bars); Eeel River 15 Comment
  RSA626481  Polygonum lapathifolium var. lapathifolium Mary DeDecker 1989-5-17 6111 Inyo Owens Valley: Cabin Bar Ranch, Cartago; Between Highway 395 and Owens Lake. 1104 Comment
  RSA0065553  Polygonum lapathifolium var. lapathifolium T. C. Thomas 1974-8-19 s.n. Riverside Fairmont Park spillway. Santa Ana River. Comment
  CDA22820  Polygonum lapathifolium var. salicifolium T. C. Fuller 1958-7-8 1957 Modoc Corporation Ranch, Likely. 0 Comment
  POM87753  Polygonum lapathifolium var. salicifolium L. R. Abrams 1903-9-27 4080 Monterey Castroville; Moss Landing. Comment
  RSA346629  Polygonum lapathifolium var. salicifolium Mary DeDecker 1985-9-29 5856 Inyo Sierra Nevada: Owens Valley drainage; water course just north of Symmes Creek, below culvert. 1707 Comment



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