Search Results — 524 specimen records retrieved (390 records with coordinates)
Results for search: Scientific name=Cyperus erythrorhizos (including nomenclatural synonyms);   More information: Jepson Online Interchange

Mapping Options:

BerkeleyMapper with county and bioregion layers
BerkeleyMapper without layers.
KML export
(Note: only records with coordinates are mappable)

Download Options:
Select all records · Select records with coordinates

Include annotations and voucher information

PLEASE NOTE: Due to changes in newer versions of Excel, directly copying text from the above selected results does not produce a usable table.
    Follow these steps:
      1. The contents of the selected results window must be copied into a text editor like TextEdit for Mac or WordPad for Windows
      2. The selected results must be saved as a new text document.
      3. This new text document can now be copied into Excel or imported as a tab delimited text file.

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

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

Click on column header to sort data (* sorts by family); click in leftmost checkbox to select record. CCH Help Page.
Turn on yellow flags to show possible range discrepancies. Read more ...
? Specimen ID Determination * Collector Collection Date Collection Number County Locality Elevation in meters Feedback
  CAS-BOT-BC114348  Cyperus erythrorhizos Harry Stanley Yates 1936-8-14 6141 Yolo 8 mi NE of Knights Landing. 15 Comment
  CAS-BOT-BC114350  Cyperus erythrorhizos Joseph Whipple Congdon 1881-9-1 s.n. Tulare Visalia Comment
  CAS-BOT-BC114353  Cyperus erythrorhizos Peter Rubtzoff 1958-9-21 4001 Sonoma Vacation Beach, near Guerneville. Open, wet sandy margin of Russian River. Comment
  CAS-BOT-BC114354  Cyperus erythrorhizos R. F. Hoover 1966-10-1 10096 San Luis Obispo Upper Arroyo Grande at confluence of Phoenix Creek. Comment
  CAS-BOT-BC114359  Cyperus erythrorhizos John Thomas Howell 1965-10-21 41421 Sacramento Levee of the Sacramento River at Miller Park. Comment
  CAS-BOT-BC114360  Cyperus erythrorhizos Peter H. Raven 1961-9-15 16852 Orange Bed of Santa Ana River at Anaheim St. Crossing. 60 Comment
  CAS-BOT-BC114362  Cyperus erythrorhizos Peter H. Raven 1963-8-6 40033 Monterey Abbott Lakes, Arroyo Seco Forest Service Campground. Comment
  CAS-BOT-BC114366  Cyperus erythrorhizos Lilian McHoul 1971-9-26 s.n. Marin Desiccated strand of Nicasio Reservoir. Comment
  CAS-BOT-BC114368  Cyperus erythrorhizos Ernest C. Twisselmann 1963-11-22 9147 Madera San Joaquin River just east of Firebaugh. 44 Comment
  CAS-BOT-BC114369  Cyperus erythrorhizos Henry M. Pollard 1945-9-5 s.n. Humboldt Wilson Creek, Klamath River Canyon Comment
  CAS-BOT-BC114370  Cyperus erythrorhizos Ernest C. Twisselmann 1963-11-22 9108 Kings Kings River, just SE of Lemoore Naval Air Station. 53 Comment
  CAS-BOT-BC114372  Cyperus erythrorhizos Dana Adrian York 1998-11-14 2250 A Fresno Ca. 40 km E of Fresno (FSC) along Sycamore Creek just above Pine Flat Reservoir, 305 Comment
  CAS-BOT-BC114373  Cyperus erythrorhizos John Thomas Howell 1976-10-29 52303 El Dorado Along the course of Sweetwater Creek below the high-water line of Folsom Lake. 121 Comment
  CAS-BOT-BC114375  Cyperus erythrorhizos Walter Knight; Irja Knight; E. McClintock; John Thomas Howell; P. Rae 1978-9-5 3225 Contra Costa Browns Island, Botany Cove. Comment
  CAS-BOT-BC114380  Cyperus erythrorhizos Lowell Ahart 1986-11-9 5447 Butte Ca 1/10 mi S of the clay burrow for Oroville Dam, 1/4 mi E of Larkin Road, 36 Comment
  CAS-BOT-BC114381  Cyperus erythrorhizos Lowell Ahart 1974-11-9 s.n. Butte In a rice field, Peter Ahart Ranch, Honcut. 45 Comment
  CAS-BOT-BC114382  Cyperus erythrorhizos Lowell Ahart 1974-11-9 s.n. Butte In a rice field, Peter Ahart Ranch, Honcut. 45 Comment
  CAS-BOT-BC114383  Cyperus erythrorhizos Lowell Ahart 1981-9-19 3191 Butte Cresta Power House. Comment
  CAS-BOT-BC114385  Cyperus erythrorhizos Herbert L. Mason 1945-9-19 12724 Colusa Below causway over Butte Sink spillway, E bank of Sacramento River, 1 mi N of Colusa. Comment
  CAS-BOT-BC114386  Cyperus erythrorhizos Herbert L. Mason 1945-9-19 12724 Colusa Below causway over Butte Sink spillway, E bank of Sacramento River, 1 mi N of Colusa. Comment
  CAS-BOT-BC114387  Cyperus erythrorhizos Samuel B. Parish 1912-10-20 8379 Imperial New River, Calexico -6 Comment
  CAS-BOT-BC114388  Cyperus erythrorhizos Samuel B. Parish 1912-10-14 8236 Imperial New River Near Rockwood. -51 Comment
  CAS-BOT-BC114389  Cyperus erythrorhizos Samuel B. Parish 1913-2-26 8496 Imperial Open sand bar, Colorado River, Ft. Yuma. Comment
  CAS-BOT-BC114390  Cyperus erythrorhizos Samuel B. Parish 1912-10-21 8381 Imperial Sand bar, Colorado River, Ft. Yuma. Comment
  CAS-BOT-BC114391  Cyperus erythrorhizos Samuel B. Parish 1913-2-26 8498 Imperial Banks of an old channel, Ft. Yuma. Comment
  CAS-BOT-BC114392  Cyperus erythrorhizos Samuel B. Parish 1913-2-26 8498 Imperial On the banks of dry channels, Colorado river bottom, Ft. Yuma. Comment
  CAS-BOT-BC114394  Cyperus erythrorhizos John Thomas Howell 1962-9-21 38688 Kern Kern River Canyon. 426 Comment
  CAS-BOT-BC114397  Cyperus erythrorhizos Ernest C. Twisselmann 1954-10-24 1644 Kern Buena Vista Slough: 3.6 mi NW of Tupman. 91 Comment
  CAS-BOT-BC114398  Cyperus erythrorhizos Ernest C. Twisselmann 1954-10-24 1644 Kern Buena Vista Slough: 3.6 mi NW of Tupman. 91 Comment
  CAS-BOT-BC114399  Cyperus erythrorhizos Ernest C. Twisselmann 1954-9-26 1587 Kern Tupman Highway: 2 mi S of Buttonwillow. 91 Comment
  CAS-BOT-BC114400  Cyperus erythrorhizos Ernest C. Twisselmann 1954-9-26 1587 Kern Tupman Highway: 2 mi S of Buttonwillow. 91 Comment
  CAS-BOT-BC114406  Cyperus erythrorhizos Peter Rubtzoff 1963-9-12 5257 Lake Clear Lake State Park. Open, moist ground in Kelsey Creek area. Comment
  CAS-BOT-BC114407  Cyperus erythrorhizos Martin Simon Jussel 1935-8-7 s.n. Lake Soda Bay Comment
  CAS-BOT-BC114410  Cyperus erythrorhizos A. W. Bolander 1863-1-1 s.n. Lake Shores of Clear Lake. Comment
  CAS-BOT-BC114412  Cyperus erythrorhizos Louis C. Wheeler 1932-9-19 1391 Los Angeles Los Angeles River at Los Feliz Blvd. 121 Comment
  CAS-BOT-BC114413  Cyperus erythrorhizos Grace Cole Fleischman 1946-10-20 s.n. Los Angeles Puddingstone Reservoir near San Dimas Comment
  CAS-BOT-BC114415  Cyperus erythrorhizos Joseph Cook (Rev.) Nevin 1904-10-1 s.n. Los Angeles Oak Knoll, Pasadena. Comment
  CAS-BOT-BC114416  Cyperus erythrorhizos John C. Roos 1951-9-25 5249 Riverside Common in mud at edge of lake, Fairmount Park. 259 Comment
  CAS-BOT-BC114417  Cyperus erythrorhizos A. C. Sanders; Oscar F. Clarke 1991-10-5 11742 Riverside Rubidoux, Santa Ana River Regional Park, ca. 0.3 mi SE of Louis Rubidoux Nature Center. Comment
  CAS-BOT-BC114418  Cyperus erythrorhizos A. C. Sanders; Dave Bramlet; M. Costea; T. B. Salvato 1999-10-15 23179 Riverside San Jacinto Valley: Mystic (San Jacinto) Lake, 1.4 mi SE of Jackrabbit Trail, 433 Comment
  CAS-BOT-BC114419  Cyperus erythrorhizos A. C. Sanders; Mitch Provance 1999-9-26 23123 Riverside San Jacinto Valley: Mystic (San Jacinto) Lake, 1.4 mi SE of Jackrabbit Trail, 433 Comment
  CAS-BOT-BC114420  Cyperus erythrorhizos LeRoy Abrams 1903-7-27 4003 San Diego Along irrigating canals, Calexico. Comment
  CAS-BOT-BC114421  Cyperus erythrorhizos LeRoy Abrams 1902-9-27 s.n. San Diego Along irrigation ditches, Calexico. Comment
  CAS-BOT-BC114422  Cyperus erythrorhizos Malcom A. Nobs; Stanley Galen [S. Galen] Smith 1948-9-7 622 San Diego Lake Hodges, about 5 miles south of Escondido. Comment
  CAS-BOT-BC114423  Cyperus erythrorhizos Henry M. Pollard 1952-8-16 s.n. Santa Barbara Laguna Blanca, Hope Ranch. Comment
  CAS-BOT-BC114424  Cyperus erythrorhizos Henry M. Pollard 1957-10-28 s.n. Santa Barbara shoreline of Cachuma Lake, Santa Ynez Valley. Comment
  CAS-BOT-BC114426  Cyperus erythrorhizos V. F. Hesse 1958-11-6 2565 Santa Cruz Pinto Lake, near Freedom. 182 Comment
  CAS-BOT-BC114427  Cyperus erythrorhizos V. F. Hesse 1958-10-16 2556 Santa Cruz Pinto Lake, near Freedom. 60 Comment
  CAS-BOT-BC114428  Cyperus erythrorhizos V. F. Hesse 1958-10-16 2556 Santa Cruz Pinto Lake, near Freedom. 60 Comment
  CAS-BOT-BC114429  Cyperus erythrorhizos V. F. Hesse 1954-11-18 1429 Santa Cruz Bottom of College Lake (drained) near Freedom. 60 Comment
  CAS-BOT-BC114430  Cyperus erythrorhizos V. F. Hesse 1954-11-18 1429 Santa Cruz Bottom of College Lake (drained) near Freedom. 60 Comment
  CAS-BOT-BC114431  Cyperus erythrorhizos V. F. Hesse 1954-11-4 1422 Santa Cruz Shore of Pinto Lake, near Freedom 60 Comment
  CAS-BOT-BC114432  Cyperus erythrorhizos V. F. Hesse 1954-11-4 1422 Santa Cruz Shore of Pinto Lake, near Freedom 60 Comment
  CAS-BOT-BC114434  Cyperus erythrorhizos Peter Rubtzoff 1963-9-21 5270 Sonoma Laguna de Santa Rosa E of Graton. Comment
  CAS-BOT-BC114435  Cyperus erythrorhizos Peter Rubtzoff 1958-9-20 3992 Sonoma Laguna de Santa Rosa NE of Graton. 1.5 mi N of Guerneville Road. Comment
  CAS-BOT-BC114436  Cyperus erythrorhizos Peter Rubtzoff 1961-8-25 4719 Sonoma Forest Hills, east of Guerneville. Open, wet margin of Russian River. Comment
  CAS-BOT-BC114437  Cyperus erythrorhizos Peter Rubtzoff 1959-8-30 4241 Sonoma Drake's Beach, near Guerneville. Open, wet gravelly margin of Russian River. Comment
  CAS-BOT-BC114438  Cyperus erythrorhizos Peter Rubtzoff 1956-9-14 2868 Sonoma Vacation Beach., near Guerneville. Open, wet margin of a pool on Russian River bottom. Comment
  CAS-BOT-BC114439  Cyperus erythrorhizos Peter Rubtzoff 1961-9-20 4757 Sonoma Lagune de Santa Rosa, NE of Graton, near Guerneville Road crossing. Comment
  CAS-BOT-BC83589  Cyperus erythrorhizos Doreen Smith 2002-10-21 s.n. Marin Stafford Lake, Novato. Comment
  CAS-BOT-BC95724  Cyperus erythrorhizos Doreen Smith 2001-7-21 s.n. Marin Terra Linda. Bamboo Terrace. Comment
  CDA13826  Cyperus erythrorhizos G. F. Hrusa, T. D. Wilfred 1996-9-5 13554 Butte Butte Basin; Butte Creek immed. below Western Canal District Dam. Comment
  CDA15064  Cyperus erythrorhizos G. F. Hrusa, J. Hart 1998-10-11 14872 Sacramento Sacramento Delta; Georgiana Slough, middle part. Comment
  CDA15069  Cyperus erythrorhizos G. F. Hrusa, J. Hart 1998-10-11 14877 Sacramento Sacramento Delta; Georgiana Slough, middle part. Comment
  CDA16226  Cyperus erythrorhizos G. F. Hrusa, J. Hillard, D. Cunningham August 1998 14803 Sutter Sacramento Valley; +- 3 mi E of Sutter Buttes, off Clark Rd. 0 Comment
  CDA21292  Cyperus erythrorhizos G. F. Hrusa, C. & E. Dogwin 2007-10-18 17079 Yolo Sacramento Delta; Boat launch area on W side of Sacramento River approx. 1 mi. N of Hood (E bank). 3 Comment
  CDA29763  Cyperus erythrorhizos M. K. Beyers, F. Favela, J. McDonnell 2009-8-29 218 Napa Lake Berryessa: In a moist, but drying arm of Lake Berryessa, off of Berryessa Knoxville Road, extending towards Capell Valley Road (Highway 128). 0 Comment
  CDA31144  Cyperus erythrorhizos D. G. Kelch 2009-10-8 9 .659 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
  CDA32264  Cyperus erythrorhizos G. F. Hrusa 2007-6-27 17047 Yolo Sacramento Delta; Yolo Co. Boat Launch, W side Sacramento R. +/- 1 mile N of Hood (Sacramento Co.). 7 Comment
  CDA34241  Cyperus erythrorhizos David J. Keil 2010-10-21 30936 San Luis Obispo Cayucos: Whale Rock Reservoir. Comment
  CDA34857  Cyperus erythrorhizos David J. Keil 2009-10-1 30657 Monterey San Antonio Lake; Vicinity of South Shore Campground Comment
  CDA38909  Cyperus erythrorhizos M. Tu 1999-5-19 133 Sacramento Cosumnes River Preserve - Seed Bank Plants. Study sites located at the Cosumnes River Preserve. This is soil from the Tall forest area. Comment
  CHSC100231  Cyperus erythrorhizos John Dittes 2003-10-8 848 Butte Undesignated section of Arroyo Chico Land Grant; Northern Sacramento Valley; ca. 6.0 air-miles west by southwest of Chico, ca. 2.3 air-miles south of State Hwy 32, east bank of Sacramento River, Bidwell-Sacramento River State Park. 38 Comment
  CHSC102286  Cyperus erythrorhizos Lowell Ahart 2009-10-12 16458 -A Napa Below the high water line of Lake Berryessa, along Capelll Creek east of Rest Area, 3/4 mile northeast of Highway 128 on Berryessa Knoxville Road, 3/4 mile southwest of Capell Cove Launch Ramp on Berryessa Knoxville Road, about 19 miles (air) west of Winters. 133 Comment
  CHSC102305  Cyperus erythrorhizos Lowell Ahart 2009-10-12 16458 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 southwest of Capell Cove Launch Ramp on Berryessa Knoxville Road, about 19 miles (air) west of Winters. 437 Comment
  CHSC102535  Cyperus erythrorhizos Lowell Ahart 2009-10-27 16496 Napa Below the high water line of Lake Berryessa, about 100 yards east of Eticuera Creek, about 50 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
  CHSC103462  Cyperus erythrorhizos Lowell Ahart 2009-11-12 16529 Mendocino South edge of the mud flat on the south side of the Russian River, below the high water line of Lake Mendocino, about 200 yards south of Highway 20. 230 Comment
  CHSC105656  Cyperus erythrorhizos Lowell Ahart; John Dittes 2010-10-4 17288 Tehama Along Toomes Creek, Toomes Creek at Tehama-Vina Road crossing, 1.2 miles (air) east of the Sacramento River, 3.4 miles (air) southeast of Los Molinos (High School), 3.0 miles (air) northwest of Vina. 57 Comment
  CHSC107296  Cyperus erythrorhizos M. K. Byers; F. Favela, J. McDonnell 2009-8-29 218 Napa Lake Berryessa: In a moist, but drying arm of Lake Berryessa, off of Berryessa Knoxville Road, extending towards Capell Valley Road (Highway 128). Comment
  CHSC108132  Cyperus erythrorhizos Lowell Ahart 2011-10-29 17730 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
  CHSC111174  Cyperus erythrorhizos Lowell Ahart 2013-6-18 18807 Butte About 60 yards west of Parking Lot 14, Gray Lodge Wildlife Management Area, about 7 miles (air) southwest of Gridley. 19 Comment
  CHSC112489  Cyperus erythrorhizos Lowell Ahart 2013-10-22 19197 Glenn Strand of Stony Gorge Reservoir, about 2 1/2 miles south of the dam, about 17 miles (air) northwest of Willows. 240 Comment
  CHSC112589  Cyperus erythrorhizos Lowell Ahart 2013-9-17 19046 Tehama High area below the high water line of Black Butte Reservoir, about 1 1/2 miles southwest of the Dam, about 12 miles (air) northwest of Orland. 135 Comment
  CHSC112621  Cyperus erythrorhizos Lowell Ahart 2013-10-1 19078 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
  CHSC112632  Cyperus erythrorhizos Lowell Ahart 2013-10-19 19160 A Glenn Between the river and the large gravel bar, along the west side of the Sacramento River, southwest of the boat launch area, west of Butte City. 26 Comment
  CHSC112656  Cyperus erythrorhizos Lowell Ahart 2013-10-19 19159 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. (About 50 yards southwest of the GPS point) 26 Comment
  CHSC112657  Cyperus erythrorhizos Lowell Ahart 2013-10-19 19160 Glenn Between the river and the large gravel bar, along the west side of the Sacramento River, southwest of the boat launch area, west of Butte City. 26 Comment
  CHSC112806  Cyperus erythrorhizos Lowell Ahart 2013-8-8 19007 Glenn North end of Grizzly Flat, strand of Black Butte Reservoir, about 9 miles (air) west of Orland. 132 Comment
  CHSC113130  Cyperus erythrorhizos Lowell Ahart 2013-11-17 19267 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
  CHSC116125  Cyperus erythrorhizos Lowell Ahart 2015-10-26 20596 Butte Strand of Lake Oroville, on the west side of the West Branch of the Feather River, about 1 mile (air) southeast of Kunckle Reservoir, about 5 miles (air) southeast of Paradise. 207 Comment
  CHSC116338  Cyperus erythrorhizos Lowell Ahart 2015-11-19 20683 Yuba 100 yards or more north of the spillway area, below the highwater line, west side of Lake Francis, about 1 1/2 miles south of Dobbins. 512 Comment
  CHSC21134  Cyperus erythrorhizos M. S. Taylor 1975-10-3 940 Butte Sandbar on Sacramento River, ca. 10 mi w of Chico. Bidwell River State Park at Chico Landing. 36 Comment
  CHSC34131  Cyperus erythrorhizos L. Ahart 1981-9-19 3191 Butte On the edges of a pond ca. 100 m n of the Cresta Powerhouse and a little e of the Feather River along Hwy 70, ca. 12 mi s of Storrie. 550 Comment
  CHSC37103  Cyperus erythrorhizos L. Ahart 1982-9-12 3795 Butte On banks of North Honcut Creek, Peter Ahart Ranch, ca. 1 1/4 mi n and 3 mi e of Honcut. 50 Comment
  CHSC41770  Cyperus erythrorhizos Lowell Ahart 1986-11-9 5447 Butte On the bottom of a pond, 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
  CHSC43784  Cyperus erythrorhizos Vernon Oswald 1983-7-31 940 Butte Sacramento River ca. 0.25 mi downstream from Murphy's Slough (between Chico Creek and Rd. 29, Glenn Co.). Comment
  CHSC45126  Cyperus erythrorhizos Vernon Oswald 1987-7-8 3099 Butte Butte Creek Reserve, on the north side of Butte Creek east of the Skyway, east of Chico. 74 Comment
  CHSC45157  Cyperus erythrorhizos Lowell Ahart 1984-8-19 4789 Butte In an area where gravel is removed, north of the state burrow area, west of Pacific Heights Road, about 5 air miles south-west of Oroville. 36 Comment
  CHSC45158  Cyperus erythrorhizos Lowell Ahart 1974-11-9 671 Butte Near the edges of our drained rice field, Peter Ahart Ranch, about 2 1/4 miles north and 1/2 mile east of Honcut, about 12 miles south of Oroville. 36 Comment
  CHSC45159  Cyperus erythrorhizos Lowell Ahart 1974-11-9 675 Butte Near the edges of our drained rice field, Peter Ahart Ranch, about 2 1/4 miles north and 1/2 mile east of Honcut, about 12 miles south of Oroville. 36 Comment
  CHSC51020  Cyperus erythrorhizos Lowell Ahart 1990-8-15 6587 Butte Along McCabe Creek, below the high water line of Lake Oroville, about 1/2 mile south-west of the Enterprise Bridge across Lake Oroville. 228 Comment
  CHSC51280  Cyperus erythrorhizos Lowell Ahart 1990-10-21 6640 Butte Below the high water line of Lake Oroville, about 1 mile north of Nelson Bar Road, about 1/2 mile west of Gold Flat. 213 Comment
  CHSC51281  Cyperus erythrorhizos Lowell Ahart 1990-9-30 6601 Butte Along the edges of Canyon Creek, below the high water line of Lake Oroville, below the Canyon Creek Bridge across Lake Oroville. 228 Comment
  CHSC61686  Cyperus erythrorhizos Vernon H. Oswald 1993-9-1 5891 Colusa Sacramento National Wildlife Refuge. Refuge located ca. 7 mi S of Willows, E side of Cell 2, Pool 12, near the S boundary of the refuge. 22 Comment
  CHSC66365  Cyperus erythrorhizos Vernon H. Oswald 1996-6-20 7828 Butte Sacramento River National Wildlife Refuge, Llano Seco Unit. U.S. Fish and Wildlife Service parcel between 7 Mile Lane and the Sacramento River. At the SW corner of Tract 2, Sanctuary II. 33 Comment
  CHSC66856  Cyperus erythrorhizos Vernon H. Oswald 1996-9-30 8291 Butte Sacramento River National Wildlife Refuge, Llano Seco Unit. Llano Seco Rancho between 7 Mile Lane and the Sacramento River. Northern Sacramento Valley. Margin of Angel Slough on the W side of Tract 4.1, Sanctuary I. [Label says 'T20N R01W S15 SE1/4 of NW1/4']. 30 Comment
  CHSC68386  Cyperus erythrorhizos L. P. Janeway 1986-9-20 1868 Butte Northwest side of Little Chico Creek near River Road, about 2 mi south of Chico River Road. 36 Comment
  CHSC68387  Cyperus erythrorhizos L. P. Janeway 1986-9-20 1871 Butte Northwest side of Little Chico Creek near River Road, about 2 mi south of Chico River Road. 36 Comment
  CHSC68388  Cyperus erythrorhizos L. P. Janeway 1986-9-20 1872 Butte Edge of gravel bar along east side of Sacramento River; just southeast of the Ord Ferry Road bridge. 28 Comment
  CHSC68389  Cyperus erythrorhizos L. P. Janeway 1986-9-20 1884 Butte Inside the bend at the junction of Chico-Butte City Hwy and Road 48. 28 Comment
  CHSC68390  Cyperus erythrorhizos L. P. Janeway; C. A. Janeway 1986-10-4 1907 Butte Gravel bar along Butte Creek about 2 1/2 mi east of The Skyway. 45 Comment
  CHSC68391  Cyperus erythrorhizos L. P. Janeway 1986-10-19 1934 Butte Along Butte Creek on west side of Hwy 99. 60 Comment
  CHSC69730  Cyperus erythrorhizos Lowell Ahart 1997-10-24 7944 Butte About 200 yards north of the South Fork of the Feather River and on the east side of Sucker Creek, strand of Lake Oroville, about 1/4 mile west of the Ponderosa Dam. 274 Comment
  CHSC76300  Cyperus erythrorhizos Lowell Ahart 1999-9-21 8273 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 milies (air) southwest of Chico. 32 Comment
  CHSC81634  Cyperus erythrorhizos Vernon H. Oswald 2001-10-18 10061 Tehama Burris Creek Area of Black Butte Lake located at the east end of Morrison Bryant Road. On the eastly autumn strand of the reservoir. 134 Comment
  CHSC81830  Cyperus erythrorhizos Lowell Ahart 2001-11-2 9404 Yuba Camp Far West Reservoir, about 1/4 mile northeastaa of the dam, about 9 miles (air) southeast of Wheatland. 83 Comment
  CHSC81933  Cyperus erythrorhizos L. P. Janeway 2001-6-13 7166 Butte Sacramento Valley. On east side of the Sacramento River about 1.8 km southeast of Ord Ferry Road bridge. 29 Comment
  CHSC83031  Cyperus erythrorhizos Lowell Ahart 2002-10-8 9945 Yuba On the edge of a pond, about 100 yards north of Long Ravine Road, about 300 yards southeast of the intersection of Camp Far West Road and Long Ravine Road there is a poor gate on the north side of the road, north of Camp Far West Reservoir. 121 Comment
  CHSC83084  Cyperus erythrorhizos Lowell Ahart 2002-10-17 9997 Butte Bottom of a wash, between 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
  CHSC83231  Cyperus erythrorhizos Beecher Crampton 1953-10-16 1709 Sacramento Fair Oaks, along American River. Comment
  CHSC83233  Cyperus erythrorhizos M. Tu 1999-5-19 133 Yolo Cosumnes River Preserve. Collected at Orchard Park greenhouses in Davis. 1 Comment
  CHSC85761  Cyperus erythrorhizos G. F. Hrusa; T. D. Wilfred 1996-9-5 13554 Glenn Butte Basin. On bank of Butte Creek immed. below Western Canal District Dam. 33 Comment
  CHSC89540  Cyperus erythrorhizos Lowell Ahart 2004-10-4 11460 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 (Road M 12). 446 Comment
  CHSC97763  Cyperus erythrorhizos Lowell Ahart 2007-11-3 14555 Butte Below the high water line of Lake Oroville, about 3/4 mile east of the Power House below Kunckle Reservoir, about 1 1/4 miles north of the Lime Saddle Campground, about 5 miles (air) southeast of Paradise. 259 Comment
  HREC1191 Image available Cyperus erythrorhizos P. Rubtzoff 1968-10-15 P. R. 5992 Mendocino Headquarters area, near springs east of dwellings Comment
  HREC1192 Image available Cyperus erythrorhizos H. F. Heady 1952-8-25 424 Mendocino Headquarter Pond - Hopland Field Station Comment
  IRVC27406  Cyperus erythrorhizos A. C. Sanders, P. J. MacKay, C. L. Sanders 1994-8-28 15480 San Bernardino SW end of Silverwood Lake, near Cleghorn Day Use Area. San Bernardino Mtns 1021 Comment
  JEPS101894  Cyperus erythrorhizos Dean W. Taylor 1999-9-16 17373 Madera San Joaquin River 0.5 miles west (downstream) from Skaggs Bridge (Highway 145 10 miles S of Madera) 64 Comment
  JEPS102000  Cyperus erythrorhizos Dean Wm. Taylor with Mey Akasah 1999-6-1 17193 Mendocino Garcia River, ca. 3 river miles upstream from confluence of Larmour Creek (ca. 10 air miles South of Boonville) 228 Comment
  JEPS102713  Cyperus erythrorhizos Lowell Ahart 2001-11-2 9404 Yuba Camp Far West Reservoir, about 1/4 mile NEaa of the dam, about 9 miles (air) SE of Wheatland. 83 Comment
  JEPS103335  Cyperus erythrorhizos Lowell Ahart 2002-10-17 9997 Butte Bottom of a wash, between 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
  JEPS103483  Cyperus erythrorhizos Lowell Ahart 2002-10-8 9945 Yuba On the edge of a pond, ca 100 yards N of Long Ravine Road, ca 300 yards SE of the intersection of Camp Far West Road and Long Ravine Road there is a poor gate on the N side of the road, N of Camp Far West Reservoir. 121 Comment
  JEPS110331  Cyperus erythrorhizos Lowell Ahart 2006-9-26 13356 Colusa Along the deep ditch, south side of the Delevan National Wildlife Refuge, north side of Maxwell road, about 3 miles west of Colusa Princeton Road, about 5 1/2 miles east of Maxwell 24 Comment
  JEPS115040  Cyperus erythrorhizos Lowell Ahart 2007-11-3 14555 Butte Below the high water line of Lake Oroville, about 3/4 mile east of the Power House below Kunckle Reservoir, about 1 1/4 miles north of the Lime Saddle Campground, about 5 miles (air) southeast of Paradise 259 Comment
  JEPS115149  Cyperus erythrorhizos Lowell Ahart 2009-11-12 16529 Mendocino South edge of the mud flat on the south side of the Russian River, below the high water line of Lake Mendocino, about 200 yards south of Highway 20 230 Comment
  JEPS115767  Cyperus erythrorhizos Lowell Ahart 2009-10-12 16458 -A Napa Below the high water line of Lake Berryessa, along Capelll Creek east of Rest Area, 3/4 mile northeast of Highway 128 on Berryessa Knoxville Road, 3/4 mile southwest of Capell Cove Launch Ramp on Berryessa Knoxville Road, about 19 miles (air) west of Win 133 Comment
  JEPS115780  Cyperus erythrorhizos Lowell Ahart 2009-10-27 16496 Napa Below the high water line of Lake Berryessa, about 100 yards east of Eticuera Creek, about 50 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 Winte 130 Comment
  JEPS115959  Cyperus erythrorhizos Lowell Ahart 2009-10-12 16458 Napa Below the high water line of Lake Berryessa, along Capelll Creek east of Rest Area, 3/4 mile northeast of Highway 128 on Berryessa Knoxville Road, 3/4 mile southwest of Capell Cove Launch Ramp on Berryessa Knoxville Road, about 19 miles (air) west of Win 133 Comment
  JEPS117385  Cyperus erythrorhizos Lowell Ahart, John Dittes 2010-10-4 17288 Tehama Along Toomes Creek, Toomes Creek at Tehama-Vina Road crossing, 1.2 miles (air) east of the Sacramento River, 3.4 miles (air) southeast of Los Molinos (High School), 3.0 miles (air) northwest of Vina 57 Comment
  JEPS119524  Cyperus erythrorhizos Lowell Ahart 2011-10-29 17730 Butte On the south side of Biggs Princeton Road, about 500 yards west of Riceton Highway, about 1 miles northwest of Biggs. Comment
  JEPS120623  Cyperus erythrorhizos Lowell Ahart 2013-10-22 19197 Glenn Strand of Stony Gorge Reservoir, about 2.5 miles south of the dam, about 17 air miles northwest of Willows. Comment
  JEPS120690  Cyperus erythrorhizos Lowell Ahart 2013-10-19 19159 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
  JEPS120693  Cyperus erythrorhizos Lowell Ahart 2013-10-19 19160 A Glenn Between the river and the large gravel bar, along the west side of the Sacramento River, southwest of the boat launch area, west of Butte City. Comment
  JEPS120694  Cyperus erythrorhizos Lowell Ahart 2013-10-19 19160 Glenn Between the river and the large gravel bar, along the west side of the Sacramento River, southwest of the boat launch area, west of Butte City. Comment
  JEPS120707  Cyperus erythrorhizos Lowell Ahart 2013-10-1 19078 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
  JEPS120777  Cyperus erythrorhizos Lowell Ahart 2013-9-17 19046 Tehama Silt on high area below the high water line of Black Butte Reservoir, about 1.5 miles SW of the dam, about 12 air miles NW of Orland. Comment
  JEPS120821  Cyperus erythrorhizos Lowell Ahart 2013-8-8 19007 Glenn North end of Grizzly flat, strand of Black Butter Reservoir, about 9 air miles W of Orland. Comment
  JEPS120855  Cyperus erythrorhizos Lowell Ahart 2013-6-18 18807 Butte About 60 yards W of Parking Lot 14, Gray Lodge Wildlife Management Area, about 7 air miles SW of Gridley. Comment
  JEPS124260  Cyperus erythrorhizos Lowell Ahart 2015-11-19 20683 Yuba West side of Lake Francis, about 1 1/2 miles south of Dobbins. Comment
  JEPS124351  Cyperus erythrorhizos Lowell Ahart 2015-10-26 20596 Butte About 1 mile (air) of southeast of Kunckle Reservoir, about 5 miles (air) southeast of Paradise. Comment
  JEPS27469  Cyperus erythrorhizos Vesta F. Hesse 1941-11-12 242 Santa Cruz Bear Creek Rd. 198 Comment
  JEPS64065  Cyperus erythrorhizos J. E. Roadhouse 1903-8-7 14 Imperial Imperial Valley Comment
  JEPS64068  Cyperus erythrorhizos Edna C. Barker 1933-9-8 10 San Diego Lower Otay Reservoir, Standpipe cove Comment
  JEPS64069  Cyperus erythrorhizos S. B. Parish 1912-10-20 8379 Imperial Calexico, New River Salton Basin, Calexico, New River -6 Comment
  JEPS64070  Cyperus erythrorhizos S. B. Parish 1912-10-14 8236 Imperial New R. near Rockwood; Salton Basin, New River -51 Comment
Read comments
Mar 10 2011
  JEPS64071  Cyperus erythrorhizos S. B. Parish 1912-10-20 8380 Imperial Calexico, New R. Salton Basin, Calexico, New R. -6 Comment
  JEPS64073  Cyperus erythrorhizos W. L. Jepson 1891-9-17 Sacramento Lower Sacramento, Grand Island Comment
  JEPS64077  Cyperus erythrorhizos S. B. Parish 1912-10-21 8381 Imperial Fort Yuma Colorado R., Fort Yuma Comment
  JEPS64102  Cyperus erythrorhizos W. L. Jepson 1929-10-1 15342 Colusa Maxwell 25 Comment
  JEPS64108  Cyperus erythrorhizos W. L. Jepson 1923-10-22 10295 San Joaquin n. of Grayson (Pike Ranch, San Joaquin R.); San Joaquin R., Pike Ranch Comment
  JEPS79883  Cyperus erythrorhizos I. W. Clokey 1930-9-19 5134 San Bernardino Lake Arrowhead 1500 Comment
  JEPS8301  Cyperus erythrorhizos V. F. Hesse 1954-11-4 1424 Santa Cruz shore of Kelly Lake near Watsonville 45 Comment
  JEPS8302  Cyperus erythrorhizos V. F. Hesse 1954-10-30 1418 Santa Cruz shore of Kelly Lake near Watsonville 45 Comment
  JROH4391  Cyperus erythrorhizos John H. Thomas 1974-10-29 17643 San Mateo Jasper Ridge Biological Preserve, Stanford University. Small peninsula created by drainage channel cut to accommodate water from Corte Madera Cr. Comment
  JROH4392  Cyperus erythrorhizos John H. Thomas 1974-10-29 17643 San Mateo Jasper Ridge Biological Preserve, Stanford University. Small peninsula created by drainage channel cut to accommodate water from Corte Madera Cr. Comment
  JROH4395  Cyperus erythrorhizos John Hunter Thomas 1979-9-9 19714 San Mateo Jasper Ridge Biological Preserve, Stanford University Comment
  JROH4397  Cyperus erythrorhizos John Hunter Thomas 1982-11-6 21204 San Mateo Jasper Ridge Biological Preserve, Stanford University; delta along edge of Searsville Lake Comment
  JROH4400  Cyperus erythrorhizos John Hunter Thomas 1988-10-17 24597 San Mateo Jasper Ridge Biological Preserve, Stanford University. Comment
  JROH4402  Cyperus erythrorhizos Toni Corelli 2008-10-1 347 San Mateo Jasper Ridge Biological Preserve, Stanford University. Edge of Searsville Lake. 103 Comment
  JROH4403  Cyperus erythrorhizos Toni Corelli 2003-10-29 265 San Mateo Jasper Ridge Biological Preserve, Stanford University; now dry lake bed 104 Comment
  JROH5716  Cyperus erythrorhizos John Rawlings 2015-9-22 1640 San Mateo Jasper Ridge Biological Preserve, Stanford University. In mud of Corte Madera Creek delta near open water 104 Comment
  LA51522  Cyperus erythrorhizos Peter H. Raven; Henry J. Thompson 1959-9-27 14531 Ventura 291 Comment
  LA51528  Cyperus erythrorhizos Peter H. Raven; Henry J. Thompson 1959-9-6 14478 Ventura SANTA MONICA MOUNTAINS, Lake Eleanor 300 Comment
  OBI17023  Cyperus erythrorhizos Carl B. Wolf 1937-9-23 9366 Orange Rancho Santa Ana, Santa Ana Cyn 122 Comment
  OBI17024  Cyperus erythrorhizos Robert F. Hoover 1966-10-1 10096 San Luis Obispo Upper Arroyo Grande at confluence of Phoenix Crk Comment
  OBI17025  Cyperus erythrorhizos Robert F. Hoover 1966-10-1 10096 San Luis Obispo Upper Arroyo Grande at confluence of Phoenix Crk Comment
  OBI22960  Cyperus erythrorhizos David J. Keil 1979-10-27 13640 San Luis Obispo Eastern 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
  OBI35117  Cyperus erythrorhizos Eric Wise 1983-6-30 1714 San Luis Obispo Aquatic Tracheophytes of San Luis Obispo County. Santa Margarita Lake: Man-made reservoir in Salinas River chnl Comment
  OBI72042  Cyperus erythrorhizos Barbara Ertter, Elizabeth Neese 1988-10-2 7965 Napa Lake Hennessey ca 15 airmiles NNW of Napa, on Conn Crk in North Coast Range, E of boat-launching ramp on SE edge 91 Comment
  OBI73314  Cyperus erythrorhizos David J. Keil 2009-10-10 30657 Monterey San Antonio Lake. Vicinity of South Shore Campground. Comment
  OBI73560  Cyperus erythrorhizos David J. Keil 2010-10-21 30936 San Luis Obispo Whale Rock Reservoir, Cayucos 65 Comment
  POM12447  Cyperus erythrorhizos Phillip A. Munz 1922-9-2 6359 -A Orange Laguna Lakes. 46 Comment
  POM1353  Cyperus erythrorhizos D. L. Crawford 1916-7-26 s.n. Orange Laguna Canyon. Comment
  POM1355  Cyperus erythrorhizos Anstruther Davidson 1917-1 s.n. Los Angeles Streets of Los Angeles. Comment
  POM145468  Cyperus erythrorhizos J. B. Feudge 1925-9-9 1347 San Diego Lower Otay Dam. 122 Comment
  POM153391  Cyperus erythrorhizos Phillip A. Munz, I. M. Johnston 1928-9-12 11260 Riverside Temescal Canyon, Lee s Lake. Comment
  POM156703  Cyperus erythrorhizos Le Roy Abrams 1903-7-30 4003 Imperial Calexico[? handwritten] Comment
  POM183188  Cyperus erythrorhizos H. F. Copeland 1930-9-21 1352 Sacramento Banks of the American River. Comment
  POM184653  Cyperus erythrorhizos L. C. Wheeler 1932-9-19 1391 Los Angeles Los Angeles R. [River] at Los Feliz Blvd 122 Comment
  POM214245  Cyperus erythrorhizos L. C. Wheeler 1931-9-6 147 Los Angeles Puddingstone Lake, San Jose Hills, S San Dimas. 259 Comment
  POM313102  Cyperus erythrorhizos Malcolm A. Nobs, S. Galen Smith 1948-8-24 4548 Kern 2 miles south of Karmin. Base of Elk Hills, Kern River, approximately 3 miles north of Tupman. Comment
  POM313103  Cyperus erythrorhizos H. L. Mason 1945-9-19 12724 Colusa Below caus[e]way over Butte Sink spillway, East bank of Sacramento River, 1 mile north of Colusa. Comment
  POM319412  Cyperus erythrorhizos Patricia Wilder 1970-10-15 4810 Riverside Prado Dam in Prado Flood Control Basin. East of Chino Hills. Santa Ana River Drainage Area. 122 Comment
  RSA0035325  Cyperus erythrorhizos Lowell Ahart, John Dittes 2010-10-4 17288 Tehama Along Toomes Creek, Toomes Creek at Tehama-Vina Road crossing, 1.2 miles (air) east of the Sacramento River, 3.4 miles (air) southeast of Los Molinos (High School), 3.0 miles (air) northwest of Vina. 57 Comment
  RSA0037494  Cyperus erythrorhizos Lowell A. Ahart 2013-10-22 19197 Glenn Strand of Stony Gorge Reservoir, about 2 1/2 miles south of the dam, about 17 miles (air) northwest of Willows. 240 Comment
  RSA0043356  Cyperus erythrorhizos Fred M. Roberts, Laura Cohen 2012-10-31 7712 Orange San Joaquin Hills. Upper Laguna Lake, north end. Laguna Coast Wilderness Park, c. 5.1 km east northeast of Signal Hill. 113 Comment
  RSA0119055  Cyperus erythrorhizos Lowell Ahart 2013-9-17 19046 Tehama Silt on high area below the high water line of Black Butte Reservoir, about 1/2 miles southwest of the Dam, about 12 miles (air) northwest of Orland. 136 Comment
  RSA114306  Cyperus erythrorhizos Ernest C. Twisselmann 1954-9-26 1587 Kern Tupman Highway, 2 miles south of Buttonwillow. 91 Comment
  RSA127046  Cyperus erythrorhizos H. S. Yates 1936-8-14 6141 Yolo 8 mi NE of Knights Landing 15 Comment
  RSA161258  Cyperus erythrorhizos Peter H. Raven 1961-10-15 16852 Orange Santa Ana River at Anaheim Street Crossing 61 Comment
  RSA2180  Cyperus erythrorhizos J. W. Blankinship 1928-7-12 s.n. Lake Clear Lake. Comment
  RSA219136  Cyperus erythrorhizos L. C. Wheeler 1931-9-6 147 Los Angeles Puddingstone Lake, San Jose Hills, S San Dimas. 259 Comment
  RSA273007  Cyperus erythrorhizos C. W. Tilforth, Walter Wisura 1978-10-6 1714 Riverside Lake Skinner, north-east of Temecula 451 Comment
Read comments
Apr 30 2011
  RSA365080  Cyperus erythrorhizos Anstruther Davidson 1917-08 3267 Orange Near Laguna Beach. Comment
  RSA365115  Cyperus erythrorhizos H. L. Bauer 1928-10-15 s.n. Los Angeles Long Beach. Comment
  RSA500204  Cyperus erythrorhizos Steve Boyd, Timothy S. Ross, L. Arnseth 1989-5-7 3540 Riverside Vail Lake area, pond and freshwater marsh in Kolb Crk. just south of the lake. Comment
  RSA522108  Cyperus erythrorhizos Steve Boyd, Timothy S. Ross 1989-8-28 3801 Riverside Vail Lake area, Temecula Creek at confluence with lake and adjacent sedimentary hills to the east. 442 Comment
  RSA53847  Cyperus erythrorhizos Milo S. Baker 1945-9-18 11233 Lake Clear Lake near Lucerne. Comment
  RSA544304  Cyperus erythrorhizos Steve Boyd 1991-7-13 6409 Riverside Temescal Canyon, W base of Gavilan Hills, site of old glass factory between Temescal Wash & I-15, just S of Cajalco Road. Comment
  RSA575850  Cyperus erythrorhizos Steve Boyd 1982-11-2 s.n. Riverside Gavilan Hills region, Temescal Canyon at the confluence of Estelle Creek and Temescal Creek, at the northern end of the entrenched meander of Temescal Creek at the western base of Estelle Mountain 329 Comment
  RSA577530  Cyperus erythrorhizos L. C. Wheeler 1932-9-19 1395 Los Angeles Los Angeles R. [River] at Los Feliz Blvd 122 Comment
  RSA602645  Cyperus erythrorhizos George K. Helmkamp 1996-9-21 1194 -A San Luis Obispo Santa Margarita Lake., 35 deg 19.6 N. 120 deg 28.7 W. 396 Comment
  RSA604482  Cyperus erythrorhizos L. C. Wheeler 1967-9-18 s.n. Los Angeles Los Angeles River at Los Feliz Blvd. Comment
  RSA605228  Cyperus erythrorhizos A. C. Sanders, O. F. Clarke, CNPS field trip 1991-10-5 11742 Riverside Rubidoux, Santa Ana River Regional Park, ca. 0.3 mile SE of Louis Rubidoux Nature Center. Comment
  RSA608457  Cyperus erythrorhizos L. C. Wheeler 1946-9-2 6339 Los Angeles San Gabriel Mountains: West Fork San Gabriel Canyon, 0.5 mile W of Bear Creek. 518 Comment
  RSA614323  Cyperus erythrorhizos Scott D. White 1996-9-13 4517 San Bernardino Lake Arrowhead Area: SE of Papoose Lake and north of Cedar Glen neighborhood. 1494 Comment
  RSA653581  Cyperus erythrorhizos A. C. Sanders, David E. Bramlet, Mihai Costea, T. Salvato 1999-10-15 23179 Riverside San Jacinto Valley: Mystic (San Jacinto) Lake, 1.4 mi. SE of Jackrabbit Trail on Gilman Springs Rd., 1.4 mi. S of Eden Hot Spr. 433 Comment
  RSA653659  Cyperus erythrorhizos A. C. Sanders, Mitch Provance 1999-9-26 23123 Riverside San Jacinto Valley: Mystic (San Jacinto) Lake, 1.4 mi. SE of Jackrabbit Trail on Gilman Springs Rd., 1.4 mi. S of Eden Hot Spr. 433 Comment
  RSA704109  Cyperus erythrorhizos Jon P. Rebman, Jeannie Gregory 2004-5-25 10441 San Diego Rancho Jamul Ecological Reserve: west of Hwy. 94, south of Jamul & north of Otay Lakes Road; south central part of reserve in a small dry pond. 230 Comment
  RSA755364  Cyperus erythrorhizos L. Ahart 2009-10-12 16458 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 southwest of Capell Cove Launch Ramp on Berryessa Knoxville Road., About 19 air miles west of Winters. 133 Comment
  RSA757290  Cyperus erythrorhizos Barbara Ertter, Elizabeth Neese 1988-10-2 7964 Napa Lake Hennessey about 15 air miles north-northwest of Napa, on Conn Creek in North Coast Ranges. East of boat-launching ramp on southeast edge. 91 Comment
  SBBG104421  Cyperus erythrorhizos F. L. Johnson, N. A. McCarty 1993-10-15 ROB 752 San Luis Obispo 2 km SE of Twin Bridges on Boy Scout Rd; Camp Roberts Comment
  SBBG105306  Cyperus erythrorhizos E. R. Blakley 1989-11-20 7421 Santa Barbara mouth of Gidney Crk in drying bed of Gibraltar Dam, ca. 35 feet below old waterline Comment
  SBBG111129  Cyperus erythrorhizos E. Neese, E. Painter 1994-7-19 HL 785 Monterey gravel pits, ca. 1 km E of San Antonio River, ca. 2.5 km NNW of Oro Fino Cyn; Ft Hunter Liggett 300 Comment
  SBBG133055  Cyperus erythrorhizos D. Keil 2009-10-10 30657 Monterey vicinity of South Shore Cmpgrd, San Antonio Lake 240 Comment
  SBBG55640  Cyperus erythrorhizos D. Keil 1979-10-27 13640 San Luis Obispo E end of Lopez Lake below confluence of Arroyo Grande Crk and Phoenix Crk, 0.2 mi from jct of Lopez Cyn Rd and Pozo Rd Comment
  SBBG59188  Cyperus erythrorhizos P. Bartholomew 1937-9-13 Santa Barbara Santa Ynez River at Gibraltar Reservoir Comment
  SBBG763  Cyperus erythrorhizos H. M. Pollard 1952-8-16 Santa Barbara Laguna Blanca, Hope Ranch, near Santa Barbara Comment
  SBBG81907  Cyperus erythrorhizos C. F. Smith 1973-10-12 10675 Santa Barbara upper end of Lake Cachuma Comment
  SBBG81908  Cyperus erythrorhizos C. F. Smith 1973-8-23 10642 Santa Barbara area below rd immediately approaching Zaca Lake Comment
  SBBG81909  Cyperus erythrorhizos C. F. Smith 1976-6-1 11003 Santa Barbara Lake Cachuma Comment
  SBBG96479  Cyperus erythrorhizos C. F. Smith 1957-10-16 5656 Santa Barbara Tequepis Crk and Lake Cachuma, Santa Ynez River Comment
  SBBG96482  Cyperus erythrorhizos T. L. Secrest 1955-10-17 Santa Barbara Lake Cachuma, Santa Ynez River Comment
  SBBG96483  Cyperus erythrorhizos T. L. Secrest 1955-10-13 Santa Barbara Lake Cachuma Comment
  SBBG96484  Cyperus erythrorhizos C. F. Smith 1952-9-2 3773 Santa Barbara SW shore of Laguna Blanca (Hope Ranch Lake), W of Santa Barbara Comment
  SBBG96485  Cyperus erythrorhizos C. F. Smith 1960-7-7 6271 Santa Barbara Lake Cachuma at extreme upper end in Santa Ynez River Comment
  SBBG96539  Cyperus erythrorhizos H. M. Pollard, T. L. Secrest 1952-9-18 Santa Barbara Laguna Seca on Rickard Ranch, W of Los Alamos Comment
  SBBG96582  Cyperus erythrorhizos C. F. Smith 1957-10-16 5670 Santa Barbara shore of Lake Cachuma near dam, Santa Ynez River Comment
  SBBG96590  Cyperus erythrorhizos H. M. Pollard 1952-8-15 Santa Barbara Laguna Blanca (Hope Ranch Lake), W of Santa Barbara Comment
  SD112152  Cyperus erythrorhizos Darley F. Howe 1937-8-22 586 San Diego Sweetwater Valley, Bonita. Comment
  SD12072  Cyperus erythrorhizos Frank f. Gander 1935-7-27 238 3 San Diego Murray Lake Comment
  SD125046  Cyperus erythrorhizos Steven P. McLaughlin 1985-5-31 3022 Imperial Colorado Desert; 2.0 miles east of Winterhaven, silty flats along Colorado River with Phragmiltes, Pluchea purpurascens. 36 Comment
  SD125047  Cyperus erythrorhizos Steven P. McLaughlin 1985-5-31 3012 Imperial Silty flats along Colorado River, Quechan Indian Reservation, 2 miles east of Winterhaven, along Colorado River 36 Comment
  SD131027  Cyperus erythrorhizos Ernest C. Twisselmann 1972-9-23 19261 Kern Bed of Lake Isabella below mouth of Tillie Creek. 762 Comment
  SD131802  Cyperus erythrorhizos Barbara Ertter, Elizabeth Neese 1988-10-29 8015 Marin Nicasio Reservior ca. 10 airmiles southwest of Petaluma and west of Novato, surrounded by grassy hills; fine silt of mudflats left by receding water on northwest edge of reservior, on Nicasion Valley Road ca. 1 mile east of Petaluma Road. Comment
  SD146116  Cyperus erythrorhizos A. C. Sanders, Mitch Provance 1999-9-26 23123 Riverside San Jacinto Valley: Mystic (San Jacinto) Lake, 1.4 miles south east of Jackrabbit Trail on Gilman Springs Road, 1.4 miles south of Eden Hot Springs (El Casco 7.5' Quadrant); gentle slope, fine clay on dried lake bed; common annual on lower shore. 131 Comment
  SD146117  Cyperus erythrorhizos A. C. Sanders, D. Bramlet, et al 1999-10-15 23179 Riverside San Jacinto Valley: Mystic (San Jacinto) Lake, 1.4 miles south east of Jackrabbit Trail on Gilman Springs Road, 1.4 miles south of Eden Hot Springs (El Casco 7.5' Quadrant); gentle slope, fine clay on dried lake bed; common annual on lower shore zone. 131 Comment
  SD164390  Cyperus erythrorhizos Jon P. Rebman, J. Gregory, K. Rich, & M. Elvin 2003-9-30 9531 A San Diego Otay Mountain Ecological Reserve (California Dept. of Fish & Game): Southeast of Otay Lake; approx. 1 mile south of Otay Lakes Road; around a small pond on east side of reserve 239 Comment
  SD164391  Cyperus erythrorhizos Jon P. Rebman, Jeannie Gregory 2003-7-25 9435 San Diego Rancho Jamul Ecological Reserve: west of Hwy. 94, south of Jamul & north of Otay Lakes Road; pond east of Jamul Creek and old cement kiln 224 Comment
  SD164392  Cyperus erythrorhizos Jon P. Rebman, J. Gregory, K. Rich, & M. Elvin 2003-9-30 9554 San Diego Otay Mountain Ecological Reserve (California Dept. of Fish & Game): Southeast of Otay Lake; approx. 1 mile south of Otay Lakes Road; around a small pond on east side of reserve 239 Comment
  SD166403  Cyperus erythrorhizos Jon P. Rebman, Jeannie Gregory 2004-5-25 10441 San Diego Rancho Jamul Ecological Reserve: west of Hwy. 94, south of Jamul & north of Otay Lakes Road; south-central part of reserve in a small dry pond 230 Comment
  SD167001  Cyperus erythrorhizos Jon P. Rebman, J. Gregory & parabotany team 2004-8-20 10698 San Diego Lake Sutherland: north of Hwy. 78 between Ramona and Santa Ysabel; southeast end of lake 600 Comment
  SD167002  Cyperus erythrorhizos Jon P. Rebman, J. Gregory & parabotany team 2004-8-20 10712 San Diego Lake Sutherland: north of Hwy. 78 between Ramona and Santa Ysabel; southeast end of lake 600 Comment
  SD167003  Cyperus erythrorhizos Jon P. Rebman, J. Gregory & parabotany team 2004-8-20 10693 San Diego Lake Sutherland: north of Hwy. 78 between Ramona and Santa Ysabel; southeast end of lake 600 Comment
  SD169519  Cyperus erythrorhizos Jeannie Gregory, John Gregory 2004-9-26 1195 San Diego Cuyamaca Lake; western shore along Highway 79 1406 Comment
  SD170126  Cyperus erythrorhizos Rosanne L. Humphrey, Weena Sangkatavat 2004-10-10 5 San Diego South shore Whelan Lake, south of Camp Pendelton boundary, Oceanside 17 Comment
  SD171269  Cyperus erythrorhizos Jerilyn Hirshberg 2005-7-31 1165 San Diego 0.25 mile southeast of entrance to Inaja picnic area on Highway 78/79 between Santa Isabel and Wynola 960 Comment
  SD175696  Cyperus erythrorhizos Jon P. Rebman, M. Mulligan, K. Rich, M. White & J. Stallcup 2005-9-11 12302 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
  SD176135  Cyperus erythrorhizos Victoria Marshall, Fred Sproul 2006-2-22 52 San Diego Ramona; Boulder Oaks County Park, ca. 4 mi SSW of junction of Hwy 67 and Mussey Grade Rd, near the west side of Boulder Oaks Pond. 458 Comment
  SD178035  Cyperus erythrorhizos Jon P. Rebman, J. Gregory and M. Mulligan 2006-10-5 12982 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
  SD179984  Cyperus erythrorhizos Jon P. Rebman, J. Gregory and L. Aerne-Hains 2007-7-9 13679 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
  SD180764  Cyperus erythrorhizos Victoria Marshall 2006-5-11 212 San Diego Boulder Oaks County Park ca. 2 mi ENE of the junction of Highway 67 and Scripps Poway Parkway; S of Ramona. 449 Comment
  SD181844  Cyperus erythrorhizos Richard L. Breisch, Susan L. Breisch 2006-7-1 225 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
  SD203047  Cyperus erythrorhizos Jerilyn Hirshberg 2007-8-25 1637 San Diego Cleveland National Forest, W of Cuyamaca Mtns, Eagle Peak Road, about 5.5 miles SW of intersection with Hwy 78 -79 (Julian Road), .5 mile north of intersection of Eagle Peak Road and road to Deadman Flat, 200 meters NE of pond 960 Comment
  SD211488  Cyperus erythrorhizos Barbara Ertter, Elizabeth Neese 1988-10-2 7964 Napa Lake Hennessey circa 15 airmiles North-Northwest of Napa, on Conn Creek in North Coast Ranges; East of boat-launching ramp on Southeast edge 91 Comment
  SD221505  Cyperus erythrorhizos Jon P. Rebman, W. Schmidtmann, L. Aerne & V. Marshall 2011-8-23 22297 San Diego Cleveland National Forest: around a large pond in Ritchie Creek just north of Eagle Peak Road; west side of pond 844 Comment
  SD223228  Cyperus erythrorhizos Jon P. Rebman, J. Martin, J. Green, W. Schmidtmann, J. LaGrange 2012-5-17 23988 San Diego San Diego National Wildlife Refuge: San Miguel Mountain, east of the Sweetwater Reservoir; in a dry pond north of the powerline road and west of the highest peak of San Miguel Mountain 189 Comment
  SD224785  Cyperus erythrorhizos A. C. Sanders, O. F. Clarke & C. N. P. S. field trip 1991-10-5 11742 Riverside Rubidoux, Santa Ana River Regional Park, ca. 0.3 mi SE of Louis Rubidoux Nature Center. Comment
  SD225917  Cyperus erythrorhizos Jon P. Rebman, W. Schmidtmann and G. Kenney 2012-5-22 24086 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
  SD225918 Image available Cyperus erythrorhizos Jon P. Rebman, W. Schmidtmann and G. Kenney 2012-5-22 24088 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
  SD230329  Cyperus erythrorhizos Jon P. Rebman, John LaGrange & Jerry Greene 2012-6-7 24736 San Diego Barrett Lake: on Pig Point along the west side of Barrett Lake and just east of Barrett Lake Road 490 Comment
  SD237921  Cyperus erythrorhizos Jon P. Rebman, Victoria Marshall 2013-5-16 26520 San Diego Los Penasquitos Canyon Preserve: between I-5 & I-15, south of Hwy. 56 and west of Black Mountain Road; north of the waterfall; in the vicinity of a small pond 79 Comment
  SD261390  Cyperus erythrorhizos Jon Rebman, Warren Schmidtmann 2017-6-1 33529 San Diego Camp Pendleton: northeastern portion of Base; Training Area Hotel: along De Luz Creek near the crossing of De Luz Road 81 Comment
  SD42280  Cyperus erythrorhizos C. B. Wolf 1937-9-23 9366 Orange Rancho Santa Ana; Santa Ana Canyon; wet sandy soil, edge of canal; new to Ranch (Rancho Santa Ana Botanic Garden). 121 Comment
  SD6217 Image available Cyperus erythrorhizos Edna C. Barker 1933-9-8 San Diego Lower Otay Reservoir, Standpipe Cove Comment
  SD6218  Cyperus erythrorhizos Edna C. Barker Sep 1933 San Diego Lower Otay Res. Comment
  SDSU16891  Cyperus erythrorhizos Jon P. Rebman 2003-7-25 9435 San Diego Rancho Jamul Ecological Preserve: west of Hwy. 94, south of Jamul & north of Otay Lakes Road; pond east of Jamul Creek and old cement kiln. 225 Comment
  SEINET13710860  Cyperus erythrorhizos Lowell William Ahart, Lowell William Ahart 2003-1 10596 Tehama Near Hwy 99 about 5 Mi. SE of Los Molinos (39 Deg 57'14.5"N, 122 Deg 02'52.4W) 200 Ft. 61 Comment
  SEINET1909982  Cyperus erythrorhizos Barbara Ertter, Elizabeth Neese 1988-1 7964 Napa Napa Co.: Lake Hennessaey ca 15 airmiles NNW of Napa, on Conn Creek in North Coast Ranges. East of of boat-launching ramp on SE edge. 91 Comment
  SEINET200021  Cyperus erythrorhizos Herbert L. Mason, S. Galen Smith 1948-8-18 8350 Kings Canal just W of Stratford. Comment
  SEINET200971  Cyperus erythrorhizos Joseph P. Tracy 1920-8-15 5364 Humboldt Klamath River at mouth of Bluff Creek. 152 Comment
  SEINET2069691 Image available Cyperus erythrorhizos Jon P. Rebman, W. Schmidmann and G. Kenney 2012-5-22 24086 San Diego Camp Pendleton. Training Area Romeo I; southeast of San Onofre Peak; El Camino Real and I-5; around a dry pond just off of Horno Canyon Road. 260 Comment
  SEINET3164772  Cyperus erythrorhizos S. B. Parish 1907-9-7 6432 San Bernardino San Bernardino Valley 305 Comment
  SEINET3450848  Cyperus erythrorhizos Unknown 2003-6-30 10334 Butte Forbestown, Forbestown, about 3 air miles north, in the gutter on the north side of Fields Ridge Road, north of the Ponderosa Reservoir 490 Comment
  SEINET3909591  Cyperus erythrorhizos Steve Boyd 1991-7-13 6409 Riverside Temescal Canyon, W base of Gavilan Hills, area of old glass factory between Temescal Wash and I-15, just S of Cajalco Rd.; 0 Comment
  SEINET3909600  Cyperus erythrorhizos Barbara Ertter, Elizabeth Neese 1988-10-2 7964 Napa Lake Hennessey about 15 airmiles NNW of Napa, on Conn Creek in North Coast Ranges.; 0 91 Comment
  SEINET3909602  Cyperus erythrorhizos L. P. Janeway 1986-9-20 1871 Butte Northwest side of Little Chico Creek near River Road, about 2 mi south of Chico River Road.; 0 37 Comment
  SEINET4572024  Cyperus erythrorhizos Lowell Ahart 2009-10-12 16458 Napa Lake Berryessa, along Capell Creek NE of Rest Area, about 19 miles (air) west of Winters. 133 Comment
  SEINET7995431  Cyperus erythrorhizos Jon P. Rebman 2004-8-20 10693 San Diego Lake Sutherland, N of Highway 78 between Romana and Santa Ysabel. dry lakebed at SE end of lake 600 Comment
  SEINET9743379  Cyperus erythrorhizos Mark Bibbo 2002-7-28 75 Napa Quail Ridge Reserve. SE corner of Lake Berryessa, just W of Monticello Dam. At end of Decker Bay Trail, on the dried up shores of Lake Berryessa inlet, ca. 30 feet from water's edge. Comment
  SEINET9798266 Image available Cyperus erythrorhizos Richard Carter 2006-7-31 Sutter SW Yuba City by Oswald Rd, 4.2 mi W jct. Hwy CA 99 and Oswald Rd, S side Oswald Rd Comment
  SEINET9886884 Image available Cyperus erythrorhizos David J. Keil 1979-10-27 13640 San Luis Obispo Coast Range; Eastern end of Lopez Lake below confluence of Arroyo Grande Creek & Phoenix Creek, 0.2 m from junction of Lopez Canyon Rd & Pozo Rd. Comment
  SEINET9886886 Image available Cyperus erythrorhizos Ernest C. Twisselmann 1972-9-22 19270 Kern Sierra Nevada: bed of Lake Isabella ca 1 mile south of the Kernville airport 762 Comment
  SEINET9886916 Image available Cyperus erythrorhizos Andrew C. Sanders, P. J. MacKay, C. L. Sanders 1994-8-28 15480 San Bernardino San Bernardino Mountains; SW end of Silverwood Lake, near Cleghorn Day Use Area; TRS: 2N 5W 1 SE/4 1021 Comment
  UC1099935  Cyperus erythrorhizos Herbert L. Mason and Verne Grant 1946-9-5 13115 Colusa 1.6 mi. w. Williams (rd. to Lake Co.) Comment
  UC1100413  Cyperus erythrorhizos Herbert L. Mason and Verne Grant 1946-8-14 13036 Butte canal near big pond by Sacramento Outing Club; Butte Sink Comment
  UC1100468  Cyperus erythrorhizos Herbert L. Mason and Verne Grant 1946-8-14 13023 Butte canal near big pond by Sacramento Outing Club; Butte Sink Comment
  UC1100514  Cyperus erythrorhizos Herbert L. Mason and Verne Grant 1946-8-14 13022 Butte canal near big pond by Sacramento Outing Club; Butte Sink Comment
  UC1100515  Cyperus erythrorhizos Herbert L. Mason and Verne Grant 1946-8-13 13012 Colusa 2 mi. w. Colusa (on Williams hwy. by gridge); Butte Sink Comment
  UC1100516  Cyperus erythrorhizos Herbert L. Mason and Verne Grant 1946-8-7 12984 Colusa 8 mi. n. Colusa (Butte Sink); Butte Sink Comment
  UC1100518  Cyperus erythrorhizos Herbert L. Mason 1945-9-19 12738 Butte Gray Lodge Game Refuge n.w. Pennington; Gray Lodge Game Refuge Comment
  UC1100519  Cyperus erythrorhizos Herbert L. Mason 1945-9-19 12724 Colusa 1 mi. n. Colusa (e. bank Sacramento R., below causeway over Butte Sink spillway,); Sacramento R. Comment
  UC1100667  Cyperus erythrorhizos Herbert L. Mason and S. Galen Smith 1948-8-18 8350 Kings canal just w. Stratford; San Joaquin Valley Comment
  UC1100668  Cyperus erythrorhizos Herbert L. Mason and S. Galen Smith 1948-8-10 8315 Merced Mendota Pool at entrance of Firebaugh canal (w. side); San Joaquin Valley Comment
  UC1100670  Cyperus erythrorhizos Herbert L. Mason and S. Galen Smith 1949-7-29 1101 Sutter rice fields in Sutter Bypass just s. Marysville Comment
  UC1100671  Cyperus erythrorhizos Herbert L. Mason and S. Galen Smith 1949-7-15 995 Fresno Hwy. 180 4.6 mi. s. White's Bridge; San Joaquin Valley Comment
  UC1100672  Cyperus erythrorhizos Herbert L. Mason and S. Galen Smith 1948-9-7 622 San Diego ca. 5 mi. s. Escondido (Lake Hodges); Lake Hodges Comment
  UC1100673  Cyperus erythrorhizos Herbert L. Mason and S. Galen Smith 1948-9-5 549 Imperial canal above Laguna Dam (Lower Colorado); Lower Colorado Comment
  UC1100674  Cyperus erythrorhizos Herbert L. Mason and S. Galen Smith 1948-8-24 458 Kern flats ca. 2 mi. s. Karmin (ca. 3 mi. n. of Tupman); San Joaquin Valley, Elk Hills base, Kern R. Comment
  UC1100675  Cyperus erythrorhizos Herbert L. Mason and S. Galen Smith 1948-7-15 146 Merced Big Water Club e. Gustine; San Joaquin Valley Comment
  UC1115569  Cyperus erythrorhizos V. F. Hesse 1958-11-6 2565 Santa Cruz Pinto Lake near Watsonville; Pinto Lake 60 Comment
  UC1156221  Cyperus erythrorhizos R. F. Hoover 1966-10-1 10096 San Luis Obispo Upper Arroyo Grande at confluence of Phoenix Creek; Upper Arroyo Grande Comment
  UC1256308  Cyperus erythrorhizos Perry Allen 1968-11-5 32 Stanislaus 3 mi. s.w. La Grange Comment
  UC1556  Cyperus erythrorhizos unknown Sept 1881 Tulare Visalia Comment
  UC1561261  Cyperus erythrorhizos Barbara Ertter with Elizabeth Neese, Laura Fujii, and Dawn Espindola 1989-10-21 8883 Glenn s.e. Elk City (n. end Stony Gorge Reservoir); Stony Gorge Reservoir 274 Comment
  UC1562493  Cyperus erythrorhizos Lowell Ahart 1990-8-15 6587 Butte ca. 1/2 mi. s.w. of Enterprise Bridge across Lake Oroville (along McCabe Creek); McCabe Creek 228 Comment
  UC1563270  Cyperus erythrorhizos unknown 1990-10-21 6640 Butte ca. 1/2 mi. w. Gold Flat (ca. 1 mi. n. of Nelson Bar Rd., Lake Oroville); Lake Oroville 213 Comment
  UC1563950  Cyperus erythrorhizos Barbara Ertter with Elizabeth Neese 1988-10-29 8015 Marin n.w. edge Nicasio Reservoir ca. 10 airmiles s.w. Petaluma (w. of Novato, on <Nicasion> Valley Rd. ca. 1 mi. e. of Petaluma Rd.); Nicasio Reservoir Comment
  UC1586817  Cyperus erythrorhizos Henry M. Pollard with T. L. Secrest 1952-9-18 Santa Barbara w. Los Alamos (Laguna Seca on Rickard Ranch); Rickard Ranch, Laguna Seca Comment
  UC1607521  Cyperus erythrorhizos Barbara Ertter with Fosiee Tahbaz 1990-11-4 9701 Calaveras New Hogan Lake on Calaveras R. w. of San Andreas (public access on n. peninsula); w. Calaveras Co., Calaveras R., New Hogan Lake 207 Comment
  UC1618277  Cyperus erythrorhizos Barbara Ertter with Laura Fujii 1991-9-7 10818 Alameda hills e. San Leandro (e. end Honker Bay arm of lake, Anthony Chabot Regional Park); Anthony Chabot Regional Park 701 Comment
  UC183679  Cyperus erythrorhizos Joseph P. Tracy 1905-8-21 2378 Lake Scott Valley Northern Coast Ranges, Scott Valley 426 Comment
  UC183884  Cyperus erythrorhizos Geo. D. Butler 1909-9-5 868 Siskiyou along creek near Yreka Comment
  UC194882  Cyperus erythrorhizos S. B. Parish 1913-2-26 8498 Imperial banks of an old channel Ft. Yuma Comment
  UC1950191  Cyperus erythrorhizos Barbara Ertter with Elizabeth Neese 1988-10-2 7965 Napa Lake Hennessey ca 15 airmiles NNW of Napa, on Conn Creek in North Coast Ranges; E of boat-launching ramp on SE edge Comment
  UC1950192  Cyperus erythrorhizos Barbara Ertter with Elizabeth Neese 1988-10-2 7964 Napa Lake Hennessey ca 15 airmiles NNW of Napa, on Conn Creek in North Coast Ranges; E of boat-launching ramp on SE edge Comment
  UC1953264  Cyperus erythrorhizos David J. Keil, V. L. Holland, Lynne Dee Oyler 1991-9-5 22606 San Luis Obispo Dunes south of Oso Flaco Lake. Edge of agricultural field. Near Oso Flaco Road parking area. Comment
  UC1969533  Cyperus erythrorhizos David Keil 2010-10-21 30936 San Luis Obispo Whale Rock Reservoir, Cayucos. Comment
  UC590016  Cyperus erythrorhizos H. S. Yates 1936-8-14 6141 Yolo 8 mi. n.e. Knights' Landing; <Dunningan> Quad. 15 Comment
  UC614955  Cyperus erythrorhizos Beryl Schreiber 1936-8-16 2328 Lake 1 mi. e. Lower Lake 457 Comment
  UC698542  Cyperus erythrorhizos P. B. Kennedy 1925-9-8 Colusa Cortena Comment
  UC72520  Cyperus erythrorhizos H. P. Chandler 1905-9-14 Colusa Princeton Comment
  UC774605  Cyperus erythrorhizos C. B. Wolf 1937-9-23 9366 Orange Rancho Santa Ana Santa Ana Canyon, Rancho Santa Ana 121 Comment
  UC837663  Cyperus erythrorhizos I. W. Clokey 1930-9-19 5134 San Bernardino Lake Arrowhead 1500 Comment
  UCD141043  Cyperus erythrorhizos L. G. Goar; W. W. Mackie 1929-10-1 s.n. Imperial El Centro. Comment
  UCD141045  Cyperus erythrorhizos John Thomas Howell 1970-9-25 47466 Kern Sierra Nevada, Lake Isabella, about 5 miles S of Kernville. 792 Comment
  UCD141046  Cyperus erythrorhizos G. F. Hrusa; S. A. Wagner 1992-8-9 9325 San Joaquin Caswell Memorial State Park. Comment
  UCD141054  Cyperus erythrorhizos H. L. Mason 1945-9-19 12724 Colusa 1 mile N of Colusa. Below causeway over Butte Sink spillway, E bank of Sacramento River. Comment
  UCD141057  Cyperus erythrorhizos Malcolm A. Nobs; S. Galen Smith 1948-8-24 458 Kern Base of Elk Hills, Kern River, approximately 3 miles north of Tupman. About 2 miles south of Karmin. Comment
  UCD141060  Cyperus erythrorhizos Peter H. Raven; Henry J. Thompson 1959-9-27 14531 Ventura Lake Sherwood, west end. 291 Comment
  UCD141062  Cyperus erythrorhizos Ernest C. Twisselmann 1964-9-29 10223 Kern Goose Lake Canal. 76 Comment
  UCD141063  Cyperus erythrorhizos Ernest C. Twisselmann 1961-10-5 6630 Kern eastern San Joaquin Valley. Kern River at Hart Memorial Park. 152 Comment
  UCD144207  Cyperus erythrorhizos Dean Kelch 2009-10-8 09. 659 Kings West of Lemoore, east of Lemoore NAS (Naval Air Station). Jackson Avenue, 1 km east of Avenal Cutoff Road, south of Highway 198. 61 Comment
  UCD169398  Cyperus erythrorhizos L. P. Janeway 2001-6-13 7166 Butte Sacramento Valley. On east side of the Sacramento River about 1.8 km southeast of Ord Ferry Road bridge. 29 Comment
  UCD169669  Cyperus erythrorhizos Louis C. Wheeler 1967-9-18 s.n. Los Angeles Los Angeles River at Los Feliz Blvd. 116 Comment
  UCD20705  Cyperus erythrorhizos Mark Bibbo 2002-7-28 75 Napa Quail Ridge Reserve. SE corner of Lake Berryessa, just W of Monticello Dam. At end of Decker Bay Trail, on the dried up shores of Lake Berryessa inlet, ca. 30 feet from water's edge. 167 Comment
  UCD35232  Cyperus erythrorhizos Beecher Crampton 1954-10-26 2299 Napa 4 miles east of Rutherford, shores of Conn Reservoir. Comment
  UCD36500  Cyperus erythrorhizos Beecher Crampton 1953-10-16 1709 Sacramento Fair Oaks, along American River. Comment
  UCD38928  Cyperus erythrorhizos Beecher Crampton 1961-10-25 6053 Yolo 2 miles west of Bryte, County Road 127, confluence of the Sacramento and Yolo Bypass. Comment
  UCD45022  Cyperus erythrorhizos A. Solomeshch 2004-9-19 s.n. Napa Shores of Lake Berryessa, ca. 1 mile from Monticello Dam, along Hwy 128. 134 Comment
  UCD49334  Cyperus erythrorhizos Dan Burmester 1993-9-18 11- 241 Sacramento Cosumnes River Preserve. Area 11: Live Oak, the point. Bounded by seasonal slough to N, RR tracks to W, and Cosumnes River to S. 7 Comment
  UCD50147  Cyperus erythrorhizos M. Tu 1999-5-19 133 Sacramento Cosumnes River Preserve Plant Inventory - Seed Bank Plants. 1 Comment
  UCD80855  Cyperus erythrorhizos J. E. Sandoval 1994-12 s. n. 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
  UCR110370  Cyperus erythrorhizos A. C. Sanders, Mitch Provance 1999-9-26 23123 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
  UCR110412  Cyperus erythrorhizos A. C. Sanders, D. Bramlet, Mihai Costea, T. B. Salvato 1999-10-15 23179 Riverside San Jacinto Valley, Mystic (San Jacinto) Lake, 1.4 mi. east of Jackrabbit Trail on Gilman Springs Rd., 1.4 mi. south of Eden Hot Spring 433 Comment
  UCR118998  Cyperus erythrorhizos Beecher Crampton 1961-10-25 6053 Yolo Sacramento Valley, 2 miles west of Bryte, County Road 127, confluence of the Sacramento and Yolo Bypass. 15 Comment
  UCR119436  Cyperus erythrorhizos A. C. Sanders, Mitch Provance 1999-9-26 23097 Riverside San Jacinto Mountains, Lake Hemet, north shore at FS day use area 1323 Comment
  UCR119811  Cyperus erythrorhizos A. C. Sanders, T. B. Salvato, E. J. Lawlor, C. L. Sanders, et al 1999-8-22 23064 Riverside San Jacinto Mtns., NW shore of Lake Hemet, at Forest Service day use area 1322 Comment
  UCR138773  Cyperus erythrorhizos Scott D. White 1996-9-13 4517 San Bernardino San Bernardino Mountains, Lake Arrowhead area: SE of Papoose Lake and north of 'Cedar Glen' neighborhood 1509 Comment
  UCR146402  Cyperus erythrorhizos Beecher Crampton 1954-10-26 2299 Napa Inner North Coast Ranges, 4 miles east of Rutherford, Conn Reservoir 122 Comment
  UCR146609  Cyperus erythrorhizos Jon P. Rebman, Jeannie Gregory 2003-7-25 9435 San Diego Peninsular Range, Rancho Jamul Ecological Reserve: west of Hwy. 94, south of Jamul & north of Otay Lakes Road; pond east of Jamul Creek and old cement kiln 225 Comment
  UCR159614  Cyperus erythrorhizos Jon P. Rebman, J. Gregory, K. Rich, & M. Elvin 2003-9-30 9554 San Diego Otay Mtn Ecological Reserve (Calif. Dept. of Fish & Game): SE of Otay Lake, c. 1 mi south of Otay Lakes Rd.; around a small pond on E side of the reserve. Square: U14 240 Comment
  UCR159627  Cyperus erythrorhizos Jon P. Rebman, Jeannie Gregory 2004-5-25 10441 San Diego Peninsular Range, Rancho Jamul Ecological Reserve: west of Hwy. 94, south of Jamul & north of Otay Lakes Road; south-central part of reserve in a small dry pond 230 Comment
  UCR168542  Cyperus erythrorhizos L. C. Wheeler 1932-9-19 1390 Los Angeles Los Angeles Basin, Los Angeles River at Los Feliz Blvd. 122 Comment
  UCR18315  Cyperus erythrorhizos A. C. Sanders 1979-10-19 00837 San Diego Tijuana River Valley in the city of Imperial Beach. River bank where it crosses Hollister Street 8 Comment
  UCR188894  Cyperus erythrorhizos Fred M. Roberts, S. Leatherman 2007-9-19 6588 Riverside Santa Ana Canyon, Santa Ana River, across from Green River Golf Course, 0.15 km W of Green River Road bridge 128 Comment
  UCR201864  Cyperus erythrorhizos Justin M. Wood 2008-9-19 131 Riverside SW Perris Basin, Temecula - Murrieta Creek, downstream of First Street Bridge 305 Comment
  UCR207966  Cyperus erythrorhizos H. F. Copeland 1930-9-21 1352 Sacramento Sacramento Valley, Sacramento, on banks of the American River 5 Comment
  UCR209673  Cyperus erythrorhizos Fred M. Roberts, Carol A. Roberts 1999-10-23 5253 Riverside San Jacinto Valley, Mystic Lake, northeast shore near Gilman Hot Springs Road, c. 1.8 km southwest of Eden Peak 433 Comment
  UCR239435  Cyperus erythrorhizos Jon P. Rebman, Warren Schmidtmann, G. Kenney 2012-5-22 24088 San Diego Camp Pendleton: Training Area Romeo 1; southeast of San Onofre Peak; east of El Camino Real and Hwy I-5, around a dry pond just off of Horno Canyon Road,. Square: D3 260 Comment
  UCR247876  Cyperus erythrorhizos Fred M. Roberts, Laura Cohen 2012-10-31 7712 Orange San Joaquin Hills, Upper Laguna Lake, north end. Laguna Coast Wilderness Park, c. 5.1 km east northeast of Signal Hill 113 Comment
  UCR247877  Cyperus erythrorhizos Fred M. Roberts, Laura Cohen 2012-10-31 7713 Orange San Joaquin Hills, Upper Laguna Lake, north end. Laguna Coast Wilderness Park, c. 5.1 km east northeast of Signal Hill 113 Comment
  UCR25065  Cyperus erythrorhizos John C. Roos 1951-9-25 5249 Riverside Riverside, Fairmount Park 259 Comment
  UCR263782  Cyperus erythrorhizos Barbara Ertter, Elizabeth Neese 1988-10-2 7964 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
  UCR266202  Cyperus erythrorhizos David J. Keil, Kathleen Keil 2002-6-27 29895 San Luis Obispo Santa Margarita Lake, reservoir formed by dam on Salinas River 396 Comment
  UCR29094  Cyperus erythrorhizos David J. Keil 1979-10-27 13640 San Luis Obispo Coast Range, Eastern end of Lopez Lake below confluence of Arroyo Grande Creek & Phoenix Creek, 0.2 m from junction of Lopez Canyon Rd & Pozo Rd. Comment
  UCR38862  Cyperus erythrorhizos David J. Keil 1983-10-23 18012 San Luis Obispo South Coast Range, just south of Creston and west of O'Donovan Rd. Comment
  UCR59692  Cyperus erythrorhizos Steve Boyd, T. S. Ross, L. Arnseth 1989-5-7 3540 Riverside Peninsular Ranges; Palomar Mountains region, Vail Lake area, pond and freshwater marsh in Kolb Creek, just south of the lake Comment
  UCR59813  Cyperus erythrorhizos Jeri Hirshberg 1989-7-12 s.n. Riverside Lake Perris: shoreline at east end of lake. 488 Comment
  UCR61245  Cyperus erythrorhizos R. G. Swinney 1989-10-28 1470 Los Angeles San Gabriel Mtns., San Gabriel Mtns, in and near Glendora Wilderness Park, Big Dalton Canyon area. Big Dalton Canyon Debris Basin 360 Comment
Read comments
Nov 5 2010
  UCR65280  Cyperus erythrorhizos Steve Boyd, T. S. Ross 1989-8-28 3801 Riverside Peninsular Range, Vail Lake area, Temecula Creek at confluence w/ the lake & adjacent sedimentary hills to the east. 488 Comment
  UCR82176  Cyperus erythrorhizos A. C. Sanders, P. J. MacKay, C. L. Sanders 1994-8-28 15480 San Bernardino San Bernardino Mtns, SW end of Silverwood Lake, near Cleghorn Day Use Area 1021 Comment
  UCR82680  Cyperus erythrorhizos A. C. Sanders, P. J. MacKay, D. Kaufman, S. Kaufman 1994-9-25 15719 San Bernardino San Bernardino Mtns, Deep Creek, from the jeep trail crossing from Bacon Flat to near Lion Canyon 1280 Comment
  UCR85377  Cyperus erythrorhizos A. C. Sanders, O. F. Clarke & CNPS field trip 1991-10-5 11742 Riverside Santa Ana River Valley, Rubidoux, Santa Ana River Regional Park, c. 0.3 mi SE of Louis Rubidoux Nature Center Comment
  UCR95912  Cyperus erythrorhizos George K. Helmkamp 1996-9-21 1194 San Luis Obispo Coast Ranges, Santa Margarita Lake, south picnic area 396 Comment
  UCSB37831  Cyperus erythrorhizos J. Roos 1951-9-25 5249 Riverside FAIRMOUNT PARK 259 Comment
  UCSB45585  Cyperus erythrorhizos Roos, John 1951-9-25 Riverside Fairmount Park, Riverside 259 Comment
  UCSB56452  Cyperus erythrorhizos Pritchett, David 1986-7-10 Santa Barbara Near Calle Real at SE portion of park, Lake Los Carneros County Park 15 Comment
  UCSB70249  Cyperus erythrorhizos Ferren, Wayne; Leidy, R. 1993-8-5 San Diego Buena Vista lagoon, Oceanside. S bank of estuary adjacent to fill; shallowly flooded. Comment
  UCSB70250  Cyperus erythrorhizos Ferren, Wayne 1993-8-5 San Diego Buena Vista lagoon, Oceanside. S bank of estuary adjacent to fill; shallowly flooded. Comment
  CAS-BOT-BC114349  Cyperus erythrorhizos W. R. Dudley 1895-8-19 1327 Tulare Lower Kaweah River Valley Comment
  CAS-BOT-BC114351  Cyperus erythrorhizos John Thomas Howell 1974-9-19 50875 Sutter On the edge of rice fields, 1.7 mi S of Robbins on road to Knights Landing. 7 Comment
  CAS-BOT-BC114352  Cyperus erythrorhizos Perry S. Allen 1968-11-4 s.n. Stanislaus 3 mi SW of La Grange 60 Comment
  CAS-BOT-BC114355  Cyperus erythrorhizos John Thomas Howell 1967-10-19 44019 San Joaquin Open grassy place among willows, Caswell Memorial State Park. Comment
  CAS-BOT-BC114356  Cyperus erythrorhizos Peter H. Raven 1955-8-31 8806 San Benito Stream at Bear Gulch Campground, Pinnacles National Monument. Comment
  CAS-BOT-BC114357  Cyperus erythrorhizos Peter H. Raven 1953-10-16 1709 Sacramento Sandy beach of the American River at Fair Oaks. Comment
  CAS-BOT-BC114358  Cyperus erythrorhizos Herbert Faulkner Copeland 1930-9-21 1352 Sacramento In sand, banks of the American River. Comment
  CAS-BOT-BC114361  Cyperus erythrorhizos Peter H. Raven 1951-10-28 3933 Napa Strand of Conn Lakes 152 Comment
  CAS-BOT-BC114363  Cyperus erythrorhizos Dorothy B. Wiggins; Ira L. Wiggins 1966-10-22 20698 Merced Dry bed of San Joaquin River 1/4 mi. S. of Hwy 152, upstream from bridge 2.9 mi E of Santa Rita Park Comment
  CAS-BOT-BC114364  Cyperus erythrorhizos Peter Rubtzoff 1968-10-15 5992 Mendocino UC Hopland Field Station. Wet strand of HQ Lake, ca. 1/2 mi E of Station headquarters. Comment
  CAS-BOT-BC114365  Cyperus erythrorhizos Frank Almeda; Catherine Best; Doreen Smith 1994-11-1 7396 Marin E shore of Nicasio Reservoir off of Nicasio Valley Rd. just W of Nicasio School. Comment
  CAS-BOT-BC114367  Cyperus erythrorhizos Catherine Best 1984-10-11 s.n. Marin Growing on the shore of Stafford Lake. Comment
  CAS-BOT-BC114371  Cyperus erythrorhizos Ernest C. Twisselmann 1963-11-22 9108 Kings Kings River, just SE of Lemoore Naval Air Station. 53 Comment
  CAS-BOT-BC114374  Cyperus erythrorhizos Carl Dudley Duncan 1920-9-9 431 Del Norte Growing on a sand bar at Terwah. Comment
  CAS-BOT-BC114376  Cyperus erythrorhizos Lloyd 1940-6-21 7 Butte Grey Lodge Refuge, 9 mi N of Gridley Comment
  CAS-BOT-BC114377  Cyperus erythrorhizos Forman Taylor McLean 1921-9-25 11 Butte Weed on rice dykes. Wilson. Comment
  CAS-BOT-BC114378  Cyperus erythrorhizos Lowell Ahart 1982-9-12 3795 Butte On the banks of North Honcut Creek, Peter Ahart Ranch, 50 Comment
  CAS-BOT-BC114379  Cyperus erythrorhizos Lowell Ahart 1984-8-19 4789 Butte N of the state burrow area, W of Pacific Heights Road, ca. 5 mi SW of Oroville. 40 Comment
  CAS-BOT-BC114384  Cyperus erythrorhizos Roxania Strichfield 1916-7-9 419 Colusa Overflow land in Oak grove along Sacramento River. Philips Ranch near Sycamore. Comment
  CAS-BOT-BC114393  Cyperus erythrorhizos John Thomas Howell 1970-9-25 47466 Kern Desiccated strand-bed of Lake Isabella (E side of N arm), ca 5 mi S of Kernville. 792 Comment
  CAS-BOT-BC114395  Cyperus erythrorhizos Ernest C. Twisselmann 1959-7-4 5450 Kern Greenfield District: Cottonwood Road 0.1 mi S of DiGiorgio Road. 118 Comment
  CAS-BOT-BC114396  Cyperus erythrorhizos Ernest C. Twisselmann 1964-9-16 10217 Kern Lake Isabella flood plain, ca. 2 mi S of Kernville. 822 Comment
  CAS-BOT-BC114401  Cyperus erythrorhizos Ernest C. Twisselmann 1964-9-29 10223 Kern Goose Lake Canal 76 Comment
  CAS-BOT-BC114402  Cyperus erythrorhizos Ernest C. Twisselmann 1964-9-29 10223 Kern Goose Lake Canal 76 Comment
  CAS-BOT-BC114403  Cyperus erythrorhizos Ernest C. Twisselmann 1954-9-26 1603 Kern Buena Vista Slough: 1 1/2 mi N of Tupman 91 Comment
  CAS-BOT-BC114404  Cyperus erythrorhizos Ernest C. Twisselmann 1954-9-26 1603 Kern Buena Vista Slough: 1 1/2 mi N of Tupman 91 Comment
  CAS-BOT-BC114405  Cyperus erythrorhizos Malcom A. Nobs; Stanley Galen [S. Galen] Smith 1949-9-8 1850 Lake Rocky, semi-marshy shore, SE side of Clear Lake. Comment
  CAS-BOT-BC114408  Cyperus erythrorhizos Joseph William Blankinship 1928-7-12 s.n. Lake Clear Lake. Low ground, Timothy's. Comment
  CAS-BOT-BC114409  Cyperus erythrorhizos Eugene Lagel 1979-11-17 s.n. Lake Strand of Clear Lake below high water line, Lucerne. Comment
  CAS-BOT-BC114411  Cyperus erythrorhizos LeRoy Abrams 1927-8-25 s.n. Lake Blue Lakes between the two lakes. Comment
  CAS-BOT-BC114414  Cyperus erythrorhizos F. R. Fosberg; J. Ewan 1931-8-10 4938 Los Angeles Wet soil along lakeshore Crystal Lake, N Fork San Gabriel. 1615 Comment
  CAS-BOT-BC114425  Cyperus erythrorhizos Henry M. Pollard 1952-9-18 s.n. Santa Barbara Laguna Seca, near Los Alamos. Comment
  CAS-BOT-BC114433  Cyperus erythrorhizos Peter Rubtzoff 1963-9-28 5279 Sonoma Fitch Mtn Grove, 2 mi E of Healdsburg. Open, moist ground on Russian River bottom. Comment
  CAS-BOT-BC114440  Cyperus erythrorhizos J. Ewan 1931-10-11 5237 Ventura Marshy ground at W end of Los Turos Lake, Santa Monica Mountains. Comment
  CAS-BOT-BC114441  Cyperus erythrorhizos J. Ewan 1931-10-11 5237 Ventura Marshy ground at W end of Los Turos Lake, Santa Monica Mountains. Comment
  CAS-BOT-BC114442  Cyperus erythrorhizos J. Ewan 1931-10-11 5237 Ventura Marshy ground at W end of Los Turos Lake, Santa Monica Mountains. Comment
  CDA25882  Cyperus erythrorhizos David J. Keil 1998-8-19 27954 San Luis Obispo Salinas River at Las Pilitas Road. Comment
  CDA33062  Cyperus erythrorhizos L. Ahart 1999-9-21 8273 Butte 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. Comment
  CDA38910  Cyperus erythrorhizos Jerome Dunnicliff 1979-9-28 s.n. Kings Southwest of Armona, 14th at Iona Ave. 0 Comment
  CDA38911  Cyperus erythrorhizos Jerome Dunnicliff 1979-10-3 s.n. Kings Northeast of Lemoore, Kent at 16th. 0 Comment
  CDA38912  Cyperus erythrorhizos T. C. Fuller 1968-10-16 17710 San Joaquin North bank of the Stanislaus River, Caswell Memorial State Park, southwest of Ripon. 0 Comment
  GH395197  Cyperus erythrorhizos L. Ahart 2013-10-19 19160 -A Unknown between the river and the large gravel bar, along the west side of the Sacramento River, southwest of the boat launch area, west of Butte City. T19N, R1W, Section 32 Comment
  JEPS121342  Cyperus erythrorhizos Jake Ruygt 1986-8-23 1904 Napa Conn Creek, west of spillway of lake. Comment
  JEPS45930  Cyperus erythrorhizos F. R. Fosberg and J. Ewan 1931-8-10 S 5484 Los Angeles N. Fork San Gabriel, Crystal Lake 1615 Comment
  JROH4393  Cyperus erythrorhizos John H. Thomas 1978-9-24 19339 San Mateo Jasper Ridge Biological Preserve, Stanford University. Along Searsville Lake. Comment
  OBI33321  Cyperus erythrorhizos David J. Keil 1983-10-23 18012 San Luis Obispo Just S of Creston W of O'Donovan Rd Comment
  OBI35115  Cyperus erythrorhizos Eric Wise 1983-10-25 1866 San Luis Obispo Aquatic Tracheophytes of San Luis Obispo County. Beck Lake. Approx 1 mi S of Creston Comment
  OBI35116  Cyperus erythrorhizos Eric Wise 1981-9-29 1224 San Luis Obispo Aquatic Tracheophytes of San Luis Obispo County. Wittenberg Crk, lopez lake Comment
  OBI58902  Cyperus erythrorhizos David J. Keil 1998-8-19 27954 San Luis Obispo Salinas River at Las Pilitas Rd. 347 Comment
  OBI59394  Cyperus erythrorhizos Clifton F. Smith 1957-10-16 5670 Santa Barbara Along shore of Lake Cachuma near dam, Santa Ynez River Comment
  POM290199  Cyperus erythrorhizos Lyman Benson 1930-9-15 2545 Lake Meadows near mouth of Kelsey Creek. Northeast of Kelseyville, Middle North Coast mt. range, Clear Lake watershed 427 Comment
  POM290200  Cyperus erythrorhizos Lyman Benson 1936-8-8 7934 Lake Lakeport, Mayacamas mtn range. Clear Lake watershed. 396 Comment
  POM313100  Cyperus erythrorhizos Malcolm A. Nobs, S. Galen Smith 1949-9-8 1850 Lake Southeastern side of Clear Lake Comment
  POM89790  Cyperus erythrorhizos Joseph P. Tracy 1920-8-15 5364 Humboldt Klamath River, at mouth of Bluff Creek 152 Comment
  RSA0116312  Cyperus erythrorhizos Malcolm A. Nobs, S. Galen Smith 1948-9-7 622 San Diego Lake Hodges, about 5 miles south of Escondido. Comment
  RSA0116947  Cyperus erythrorhizos Lyman Benson 1945-8-26 11841 Lake Little Soda Bay, Clear Lake, North side Mt. Konocti. Mt. Range: Middle North Coast. Drainage Area: Sacramento Valley. 396 Comment
  RSA114140  Cyperus erythrorhizos Peter H. Raven 1955-8-31 8806 San Benito Bear Gulch Campground, Pinnacles National Monument Comment
  RSA127045  Cyperus erythrorhizos B. O. Schreiber 1936-8-16 2328 Lake 1 mile east of Lower Lake 457 Comment
  RSA172671  Cyperus erythrorhizos Ernest C. Twisselmann 1964-9-29 10223 Kern Goose Lake Canal. 76 Comment
  RSA185780  Cyperus erythrorhizos I. L. Wiggins, Dorothy Wiggins 1966-10-22 20698 Merced Dry bed of San Joaquin river 1/4 mile S of highway 152, upstream from bridge 2.9 miles E of Santa Rita Park. Comment
  RSA200066  Cyperus erythrorhizos W. W. Wright 1968-9-16 s.n. Los Angeles West Lake, Los Angeles-Ventura County line off Highway 101. Comment
  RSA227202  Cyperus erythrorhizos Peter Rubtzoff 1958-9-20 3992 Sonoma Laguna de Santa Rosa, northeast of Graton (0.5 mile north of Guerneville Rd.) Comment
  RSA262508  Cyperus erythrorhizos Perry S. Allen 1968-11-5 s.n. Stanislaus 3 miles southwest of La Grange Comment
  RSA32487  Cyperus erythrorhizos G. C. Fleischman 1946-10-20 s.n. Los Angeles Puddingstone Reservoir near San Dimas. Comment
  RSA341389  Cyperus erythrorhizos C. F. Smith 1973-10-12 10675 Santa Barbara Lake Cachuma. Comment
  RSA365055  Cyperus erythrorhizos F. R. Fosberg 1931-10-11 7220 Ventura Sherwood Lake, Santa Monica Mountains. 300 Comment
  RSA365079  Cyperus erythrorhizos D. L. Crawford 1916-6-26 s.n. Los Angeles Laguna Canyon, [Orange Co?] Comment
  RSA365082  Cyperus erythrorhizos H. F. Copeland 1923-7-9 550 Butte Nelson. Comment
  RSA365121  Cyperus erythrorhizos F. R. Fosberg 1931-10-11 7226 Ventura Sherwood Lake, Santa Monica Mountains. 300 Comment
  RSA518722  Cyperus erythrorhizos Barbara Ertter, Elizabeth Neese 1988-10-29 8015 Marin Nicasio Reservoir ca. 10 air miles southwest of Petaluma and west of Novato. NW edge of reservoir, on Nicaision Valley Road ca 1 mile east of Petaluma Road. Comment
  RSA523855  Cyperus erythrorhizos W. L. Jepson 1929-10-1 15342 Colusa Maxwell 26 Comment
  RSA523856  Cyperus erythrorhizos W. L. Jepson 1923-10-22 10295 San Joaquin Pike Ranch, north of Grayson, San Joaquin River Comment
  RSA534534  Cyperus erythrorhizos C. F. Smith 1957-10-16 556 Santa Barbara Along shore of Lake Cachuma near dam on Santa Ynez River. Comment
  RSA534535  Cyperus erythrorhizos Henry M. Pollard, T. L. Secrest 1952-9-18 s.n. Santa Barbara Laguna Seca on Rickard Ranch, W of Los Alamos. Comment
  RSA535045  Cyperus erythrorhizos C. F. Smith 1957-10-16 5670 Santa Barbara Along shore of Lake Cachuma near dam on Santa Ynez River. Comment
  RSA594874  Cyperus erythrorhizos Fred M. Roberts, W. R. Ferren 1991-12-1 4829 Orange San Joaquin Hills: Laguna Canyon, Upper Laguna Lake, 3.5 kilometers N junction El Toro Road, 4.9 kilometers ENE Signal Peak. 113 Comment
  RSA610958  Cyperus erythrorhizos L. C. Wheeler 1935-7-20 3673 Siskiyou Scott Valley: Scott river 1.5 miles west of Fort Jones. 822 Comment
  RSA92109  Cyperus erythrorhizos F. R. Fosberg, Joseph A. Ewan 1931-8-10 s.n. Los Angeles Crystal Lake, N fork San Gabriel River. San Gabriel Mountains. 1616 Comment
  RSA92110  Cyperus erythrorhizos Joseph A. Ewan 1931-10-11 5237 Ventura Las Turas [Lake Sherwood] Lake, Santa Monica Mountains. Comment
Read comments
Jul 25 2011
  RSA92344  Cyperus erythrorhizos Beecher Crampton 1953-9-16 1709 Sacramento Sandy beach of the American River at Fair Oaks. Comment
  RSA92354  Cyperus erythrorhizos Beecher Crampton 1954-10-26 2299 Napa Conn Reservoir, 4 miles east of Rutherford Comment
  RSA92356  Cyperus erythrorhizos Beecher Crampton 1954-9-28 2281 Yolo Rice levee, 5 miles east of Davis Comment
  RSA97224  Cyperus erythrorhizos M. S. Jussel 1948-8-5 38 Lake Soda Bay Comment
  RSA98565  Cyperus erythrorhizos Henry M. Pollard 1952-9-18 s.n. Santa Barbara Laguna Seca, near Los Alamos. Comment
  SBBG122311  Cyperus erythrorhizos D. Keil 1998-8-19 27954 San Luis Obispo Salinas River at Las Pilitas Rd 347 Comment
  SBBG130968  Cyperus erythrorhizos D. Keil, K. Keil 2002-7-27 29895 San Luis Obispo Santa Margarita Lake (reservoir formed by dam on Salinas River) 396 Comment
  SD107681  Cyperus erythrorhizos Walter Knight, Irja Knight 1980-8-26 3769 Contra Costa Hercules; adventive along edge of pond for sewage disposal plant in a structure covered with vinyl. Comment
  SEINET10467311  Cyperus erythrorhizos Mary Susan Taylor 1975-10-3 Taylor 940 Butte Ca. 1/4 mile N of the Washout, between River Road and the Sacramento River, ca. 10 mi W of Chico. Riparian Woodland and sloughs, wet and humid. 37 Comment
  SEINET10752890  Cyperus erythrorhizos Norris 1978-8-4 NORRIS 3832 Lake Locally abundant in moist marshy place at mouth of Middle Creek, by Nice-Lucerne Cut-off, N end of Clear Lake. Comment
  SEINET10938647  Cyperus erythrorhizos Mary Susan Taylor Taylor 836 Butte Bidwell Park, Chico. Comment
  SEINET10971818  Cyperus erythrorhizos Lowell Ahart 1984-8-19 Ahart 4789 Butte West of Pacific Heights Road, about 5 miles south-west of Oroville. Comment
  SEINET11750453  Cyperus erythrorhizos Unknown 1984-1 4789 Butte W of Pacific Heights Road, about 5 mi SW of Oroville 40 Comment
  SEINET11752312  Cyperus erythrorhizos S. B. Parish 1912-1 8237 Imperial Salton Basis, Holtville 5 Comment
  SEINET7581713 Image available Cyperus erythrorhizos Louis C. Wheeler 1932-9-19 1391 Los Angeles Los Angeles River at Los Feliz Boulevard. 122 Comment
  SEINET7581721 Image available Cyperus erythrorhizos Steve Boyd 1982-11-2 s.n. Riverside Gavilan Hills region, Temescal Canyon at the confluence of "Estelle Creek" and Temescal Creek, at the northern end of the entrenched meander of Temescal Creek at the western base of Estelle Mountain. 329 Comment
  SEINET7581741 Image available Cyperus erythrorhizos M. J. Oldham 1990-10-10 12086 Kern Kern River, Kernville. Comment
  SEINET7581749 Image available Cyperus erythrorhizos Peter H. Raven 1951-10-28 3933 Napa West end of Conn Lake. Comment
  SEINET7581768 Image available Cyperus erythrorhizos Louis C. Wheeler 1946-9-2 6339 Los Angeles San Gabriel Mountains, west fork San Gabriel River, 1/2 mile W of Bear Creek. 518 Comment
  SEINET8756479 Image available Cyperus erythrorhizos W. E. Brown August 1898 Mendocino Near Mendocino Comment
  SEINET9137738  Cyperus erythrorhizos I. W. Clokey 1930-9-19 5134 San Bernardino Lake Arrowhead 1500 Comment
  SJSU7586  Cyperus erythrorhizos B. S. Woo 1962-10-6 Monterey near Freedom, NW of Watsonville Comment
  SJSU7592  Cyperus erythrorhizos E. M. Hamada 1964-9-29 Santa Clara Vasona County Park near Los Gatos Comment
  SJSU7747  Cyperus erythrorhizos R. E. Delmas 1965-10-9 Santa Clara by bottom of reservoir by Stevens Creek Dam Comment
  UC1100669  Cyperus erythrorhizos Herbert L. Mason and S. Galen Smith 1949-9-8 1850 Lake shore on s.e. side Clear Lake Comment
  UC1116253  Cyperus erythrorhizos F. R. Fosberg and J. A. Ewan 1931-8-10 Los Angeles n. fork San Gabriel Canyon (margin of Crystal Lake); San Gabriel Mts., , Crystal Lake 1600 Comment
  UC1557  Cyperus erythrorhizos W. L. Jepson 1891-1 Solano Lower Sacramento R. Comment
  UC2070507  Cyperus erythrorhizos Barbara Ertter with Jim Dunne, David Gowen, Lech Naumovich 2009-12-3 19803 Contra Costa Mudflats at upper (south) end of San Pablo Dam Reservoir northwest of Orinda. Comment
  UC213007  Cyperus erythrorhizos Joseph P. Tracy 1920-8-15 5364 Humboldt Klamath R. at mouth of Bluff Creek; Northern Coast Ranges, Klamath R. 152 Comment
  UC472136  Cyperus erythrorhizos J. Ewan 1931-10-11 Ventura w. end Las Turas Lake [Lake Sherwood]; Santa Monica Mts., Las Turas Lake Comment
Read comments
Jul 25 2011
  UC698548  Cyperus erythrorhizos P. B. Kennedy Aug 9 1921-Aug 10 1921 Butte Comment
  UC726604  Cyperus erythrorhizos A. A. Heller 1939-8-26 15480 Tuolumne River Rd. near Sewer Farm Comment
  UCD141036  Cyperus erythrorhizos L. Ahart 1974-11-9 672 Butte Peter Ahart Ranch, Honcut. 45 Comment
  UCD141037  Cyperus erythrorhizos Perry Allen 1968-11-5 s.n. Stanislaus 3 miles southwest of La Grange. Comment
  UCD141038  Cyperus erythrorhizos A. A. Beetle 1940-9-9 s.n. Alameda near Berkeley Pier, sandy shore of San Francisco Bay. Comment
  UCD141040  Cyperus erythrorhizos B. Crampton 1954-9-28 2281 Yolo 5 miles eact of Davis. Comment
  UCD141042  Cyperus erythrorhizos C. F. Dunshee 1922-1 5 Unknown County Unknown: exact location unknown. Comment
  UCD141048  Cyperus erythrorhizos E. M. Johnston 1915-1 W 153 J Butte Biggs. Comment
  UCD141049  Cyperus erythrorhizos E. M. Johnston 1915-1 W 153 J Butte Biggs. Comment
  UCD141051  Cyperus erythrorhizos P. B. Kennedy 9-10 Aug 1921 s.n. Butte Exact location unkown. Comment
  UCD141052  Cyperus erythrorhizos P. B. Kennedy 30-31 May 1922 s.n. Colusa Exact location unknown. Comment
  UCD141055  Cyperus erythrorhizos Malcolm A. Nobs; S. Galen Smith 1949-7-15 995 Fresno Highway 180, 4.6 miles south of White's Bridge. Comment
  UCD141058  Cyperus erythrorhizos Malcolm A. Nobs; S. Galen Smith 1949-9-8 1850 Lake southeastern side of Clear Lake. Comment
  UCD37279  Cyperus erythrorhizos Beecher Crampton 1958-9-29 5120 Yolo 7 miles west of city of Davis, just south of Moon Ranch. Comment
  UCSB38521  Cyperus erythrorhizos 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
  UCSB52710  Cyperus erythrorhizos Smith, Clifton 1973-8-23 Santa Barbara Below road immediately approaching Zaca Lake, San Rafael Mountains Comment
  UCSB60126  Cyperus erythrorhizos Penkala, Brad; Ryan, P. 1987-7-28 Santa Barbara Eastern Lake Cachuma 219 Comment
  UCSB60128  Cyperus erythrorhizos Ryan, P. 1987-8-14 Santa Barbara At far eastern end of Lake Cachuma 219 Comment
  UCSB60129  Cyperus erythrorhizos Penkala, Brad; Ryan, P. 1987-7-22 Santa Barbara At eastern end of Lake Cachuma 216 Comment
  UCSB60130  Cyperus erythrorhizos Penkala, Brad; Ryan, P. 1987-7-28 Santa Barbara At far eastern end of Lake Cachuma 219 Comment
  UCSB60327  Cyperus erythrorhizos Olson, Mark 1992-6-30 Santa Barbara Campbell Ranch: vernal ponds NE of the E intersection of Campbell Rd. and State Hwy. 246, between Lompoc and Buellton Comment
  UCSC000114  Cyperus erythrorhizos H. S. Yates 1936-8-14 6141 Yolo 8 miles northeast of Knights Landing 15 Comment
  UCSC004900  Cyperus erythrorhizos Ken Kellman 1998-8-23 1577 Santa Cruz Felton, Henry Cowell Redwoods State Park, San Lorenzo River below Zayante Creek Comment
  UCSC007165  Cyperus erythrorhizos Randall Morgan 2004-9-19 4327 Santa Cruz Watsonville, Harkin Comment
  UCSC007366  Cyperus erythrorhizos Randall Morgan 2004-9-19 4327 Santa Cruz Watsonville, Harkin Comment



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