Featuring California vascular plant data from the Consortium of California Herbaria and other sources
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Biodiversity data provided by the participants of the Consortium of California Herbaria (Accessed through CCH1 Data Portal,, 2022 August 08.

Literature Citation:
CCH1 Portal. 2022. Biodiversity data provided by the participants of the Consortium of California Herbaria ( Accessed on August 08).

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    An accepted name was found==>Clarkia arcuata.
    Synonyms were found.

    You searched for: Clarkia arcuata

      F CCH1_AIDherbscientific namecoll. namecoll. num.formatted datecountylocality
    CHSC1091CHSCClarkia arcuataE. Hembree1929-4-21 ButteCenterville Rd.
    CHSC1092CHSCClarkia arcuataM. Garbutt2010-5-28 ButteAbove Salmon Hole.
    CHSC1093CHSCClarkia arcuataV. Holt1942-5-10 ButteHumboldt road.
    CHSC2502CHSCClarkia arcuataW. Fitzwater1958-4-18 ButteJust below Sterling City.
    CHSC99641CHSCClarkia arcuataH. Koeth2007-5-6 ButteTable Mountain, Oroville. UTM 10 624239E 4387 N.
    UC85529UCJEPSClarkia arcuataKatharine Brandegee1907-5-25 El Doradonear Placerville; ; near Placerville
    UC114016UCJEPSClarkia arcuataKatharine Brandegee1908-6-01 El DoradoSimpson's Ranch Sweetwater Creek
    UC101804UCJEPSClarkia arcuataKatharine Brandegee1907-5-22 El Dorado12 mi above Placerville (Sportsman's Hall)
    UC114017UCJEPSClarkia arcuataKatharine Brandegee1908-6-06 El Doradobetween Cool and Auburn
    JEPS43591UCJEPSClarkia arcuataWillis L. Jepson1898-4-27 El DoradoAmerican River
    UC142977UCJEPSClarkia arcuataKatharine Brandegee1910-7-30 Amadornear Wylie's Station
    UC20342UCJEPSClarkia arcuataJ. W. Congdon1898-5-03 MariposaSherlocks
    UC101802UCJEPSClarkia arcuataMrs. R. M. Austin1896-1-01 Unknown
    UC107851UCJEPSClarkia arcuataJ. W. Congdon1897-5-16 Mariposaw side Mariposa Valley
    OBI171545OBIClarkia arcuataMatt Ritter2012-4-27 ButteTable Mountain Ecological Preserve. North area next to parking lot off Cherokee Rd.
    PUA64058PUAClarkia arcuataG.L. Clifton1984-5-10 TuolumneLocal landmark: Red Hills. Chinese Camp Quad.
    CHSC80555CHSCClarkia arcuataVernon H. Oswald100232001-5-7 TehamaForest Road 2 N15 5.2 mi west of Hwy 32, between Soda Springs and Cohasset Ridge. T26N R03E S29 SE1/4 of SE1/4 USGS Quadrangle: Devils Parade Ground
    JEPS102489UCJEPSClarkia arcuataVernon H. Oswald100232001-5-7 TehamaForest Road 2 N15 5.2 mi west of Hwy 32, between Soda Springs and Cohasset Ridge.
    CDA0037983CDAClarkia arcuataVernon H. Oswald & Lowell Ahart100232001-5-7 TehamaForest Road 2 N15, 5.2 miles west of Highway 32, between Soda Springs and Cohasset Ridge.
    CAS-BOT123816CASClarkia arcuataHansen, George10901895-7-1 AmadorHam's
    UC101805UCJEPSClarkia arcuataGeo. Hansen10901895-5-01 AmadorPanther Creek Sequoia Gigantea Region; Panther Creek, Amador Co.
    RSA0059981RSAClarkia arcuataR. T. Riding111968-4-13 ButteNorth Table Mountain
    CHSC90196CHSCClarkia arcuataCamela J. Ott111989-4-11 ButteCa. 100 m s of covered bridge, 10.2 km ese of Chico.
    CHSC92814CHSCClarkia arcuataJohn Dittes11172005-5-11 TehamaNorthern Sacramento Valley; south bank of Mill Creek; ca. 0.3 mile east of confluence with Sacramento River; gravel bar in active channel of Mill Creek. T2 N R0 W S USGS Quadrangle: Los Molinos 1:24,000
    POM305900RSAClarkia arcuataHenry J. Ramsey11201938-5-29 MariposaMerced River Canon. Sierra Nevada Mountains, Merced River drainage area.
    CHSC3489CHSCClarkia arcuataRober Jaegel1141966-4-20 ButteLocated near the covered bridge, on Chico, Paradise Road in a meadow.
    UC191912UCJEPSClarkia arcuataGeo. Hansen11571895-7-05 AmadorPinegrove Sequoia Gigantea Region
    CAS-BOT163547CASClarkia arcuataRobbins, G. Thomas11681943-6-13 El DoradoAlong Park Creek road, w. of its junction with the Plum Creek and Hazel Valley roads
    UC747284UCJEPSClarkia arcuataG. Thomas Robbins11681943-6-13 El Doradow of junction Plum Creek and Hazel Valley roads (along Park Creek road)
    CHSC3521CHSCClarkia arcuataJohn Francis1181966-4-16 ButteOn hillside S. of covered bridge (Honey Run).
    CAS-BOT163537CASClarkia arcuataHansen, Geo.13231895-5-1 AmadorHam's
    UC58855UCJEPSClarkia arcuataJ. Burtt Davy14071895-5-18 Calaverasnear Harmon Peak
    JEPS90027UCJEPSClarkia arcuataDean W. Taylor143051994-5-25 Mariposaridgetop 0.3 mi w of Mariposa Ranger Station (and south of Highway 49 crossing of Mariposa Creek, 2 air mi w of Mariposa); Sierra Nevada
    RSA32759RSAClarkia arcuataA. A. Heller15041-a1938-4-17 ButteBack of Salmon Hole on Chico Creek east of Chico
    CAS-BOT163545CASClarkia arcuataHeller, A. A.15041a1938-4-17 ButteOn the stony slope back of the Salmon Hole
    UC725467UCJEPSClarkia arcuataA. A. Heller15041a1938-4-17 Buttee Chico (back of the Salmon Hole on creek); Chico Creek
    CHSC24767CHSCClarkia arcuataP. J. Welch161976-4-12 ButteCanong Crown Pt. Rd. from intersection with Deer Creek Hwy. (Hwy. 32) and 30 yds n of Crown Pt. Rd.; 10.4 mi ene of Chico.
    JEPS101739UCJEPSClarkia arcuataDean W. Taylor160211997-6-01 Tehamaridge dividing Rock Creek from Deer Creek; 3 air miles N of Cohasset
    CAS-BOT163548CASClarkia arcuataRobbins, G. Thomas16121944-5-21 El DoradoOn canyon side above North Fork Webber Creek, about 3 mi. e. of Camino
    UC747276UCJEPSClarkia arcuataG. Thomas Robbins16121944-5-21 El Dorado3 mi e Camino; North Fork Webber Creek
    UC725550UCJEPSClarkia arcuataA. A. Heller164751942-5-17 Buttenear where the road dips down toward Oroville (s end of the bare lava top of mountain); Table Mountain
    CHSC103681CHSCClarkia arcuataLowell Ahart165902010-4-30 ButteBelow rim, north side of disk golf area, on a ridge about 250 yards west of Highway 32, Upper Bidwell Park, about 5 miles (air) northeast of Chico. T2 N R02E S10 NE1/4
    JEPS117145UCJEPSClarkia arcuataLowell Ahart165902010-4-30 ButteBelow rim, north side of disk golf area, on a ridge about 250 yards west of Highway 32, Upper Bidwell Park, about 5 miles (air) northeast of Chico
    HSC217244HSCClarkia arcuataRobert E. Preston171979-4-22 ButteN side of Cherokee Rd., 5 N of Oroville
    CHSC43549CHSCClarkia arcuataLowell Ahart17101978-5-02 ButteOn slopes near the top of Table Mountain, near the large parking area near the top of Table Mountain, about 7 miles north of Oroville.
    DAV311845DAVClarkia arcuataEllen Dean17112003-5-12 PlacerPlacer County: East of Hwy 80 and town of Colfax, west side of the North Fork of the American River canyon. Along Iowa Hil Road, about 2.3 road miles east of junction with Canon Way in town of Colfax. By sign that says Mineral Bar Area.
    CAS-BOT163542CASClarkia arcuataVan Eseltine, G. P.17241918-5-5 ButteNear Nimshew
    DAV311837DAVClarkia arcuataGordon Pilone181960-5-06 KernKern County: 2 miles SW of Woody on Glenvile Road. Kern River drainage area.
    JEPS109413UCJEPSClarkia arcuataDean W. Taylor193522005-6-20 TuolumneRidge dividing Dry Meadow Creek from Fisher Creek watershed (Forest Road 5N02, 2.1 miles E of junction with Forest Road 5N10.
    POM37901RSAClarkia arcuataC. C. Bruce19561898-3-1 ButteFoothills [no specific locality given]
    CAS-BOT163544CASClarkia arcuataBruce, Mrs. C. C.19561897-4-1 Butte
    CHSC24775CHSCClarkia arcuataL. J. Gut201976-4-23 ButteCa. 100 yds s of Butte Creek, ca. 6.2 mi ese of Chico.
    CHSC24785CHSCClarkia arcuataC. E. Stopher201976-4-14 Butte2.4 km s of Forest Ranch. T2 N R03E S07 (T23N?)in middle S
    HSC217245HSCClarkia arcuataSteven Lagos211974-4-20 ButteTable Bluff Mtn.
    UCR0061208UCRClarkia arcuataM. Kauffman241997-5-28 Napa0.3 mi. west of Berryessa-Knoxville Rd. on 128, 5.2 miles west of 121 & 128 junction, mile marker 18.71 on 128
    HSC217243HSCClarkia arcuataKitsy Kelly241974-4-20 ButteTable Mtn. Volcanic area
    CHSC14037CHSCClarkia arcuataG. Blomstrom251973-4-28 ButteAlong Humbug rd, ca. 4 mi. from Centerville Cemetery.
    CHSC30796CHSCClarkia arcuataM. S. Taylor25271980-4-18 ButteBluff, on e side of Humbug Rd, ca. 3 mi sw of Nimshew.
    UC762787UCJEPSClarkia arcuataR. F. Hoover25421937-6-26 Tuolumne2 mi s Confidence
    DAV311840DAVClarkia arcuataEdwin A. Crosby261952-5-04 AmadorAmador County: 3.5 miles NW of Drytown, on State Highway 16.
    DAV311839DAVClarkia arcuataR. J. Goedl261979-4-14 ButteButte County: Ca. 6 miles N of Oroville, 100 W of Cherokee Mountain Road.
    UC702239UCJEPSClarkia arcuataAnnie M. Alexander, Louise Kellogg26171944-7-03 TuolumneTwain Harte Post Office, above highway Sierra Nevada
    HSC217239HSCClarkia arcuataCarolyn Fante271971-4-13 ButteW side of road on Table Mtn.
    CAS-BOT163558CASClarkia arcuataHowell, John Thomas290491953-5-25 Tuolumne2.5 miles from Keystone on road to Sonora
    HSC217241HSCClarkia arcuataMaralyn O'Meara2951974-4-20 ButteTable Mtn.
    CAS-BOT163549CASClarkia arcuataHowell, John Thomas297011954-5-17 El Dorado1 mile southwest of Garden Valley
    CAS-BOT163535CASClarkia arcuataRattan, Volney321969-7-4 Unknown
    CHSC38565CHSCClarkia arcuataVernon Oswald3241983-4-10 ButteUpper Bidwell Park, Chico, along Yahi Trail ca. 1000 ft e of Parking Area N (Salmon Hole).
    DAV311838DAVClarkia arcuataKatherine Lahey331981-4-16 ButteButte County: Table Mountain. 0.6 mile E of Cherokee Road and Table Mountain Blvd. junction, on Cherokee Road.
    CAS-BOT163539CASClarkia arcuataBacigalupi, Rimo33251951-5-13 AmadorAlong State Highway No. 16, 0.6 mi. E. of junction with dirt road leading N. to Latrobe (drainage basin of Willow Creek - Jackson Topo. sheet, U.S.G.S.)
    JEPS8492UCJEPSClarkia arcuataRimo Bacigalupi, G. L. Stebbins, Jr., L. Heckard, K. Jakob33251951-5-13 Amador0.6 mi e of junction with dirt road going north to Latrobe (along State Highway 16)
    CHSC28707CHSCClarkia arcuataR. A. Schlising33891979-5-08 ButteE of Chico along the Skyway (Hwy to Paradise). T2 N R02E S25 ?
    RSA41123RSAClarkia arcuataRobert F. Hoover33961938-5-09 MariposaGrade from Coulterville to Bagby
    CAS-BOT163550CASClarkia arcuataHoover, Robert F.33961938-5-9 MariposaGrade from Coulterville to Bagby
    UC762210UCJEPSClarkia arcuataR. F. Hoover33961938-5-09 Mariposagrade from Coulterville to Bagby
    RSA122175RSAClarkia arcuataP. L. Johannsen3461934-6-13 El DoradoPlum Creek; Pyramid Pk.
    UC570299UCJEPSClarkia arcuataP. L. Johannsen, A. D. Gifford3461934-6-13 El DoradoPlum Creek Pyramid Peak Quadrangle
    RSA41198RSAClarkia arcuataA. M. Alexander36171944-6-03 TuolumneNear top of ridge above highway, Twain Harte Post Office
    CAS-BOT163555CASClarkia arcuataAlexander, Annie M.; Kellogg, Louise36171944-6-3 TuolumneTwain Harte Post Office
    CAS-BOT163557CASClarkia arcuataAlexander, Annie M.; Kellogg, Louise36171944-6-3 TuolumneTwain Harte Post Office
    CHSC35142CHSCClarkia arcuataR. Schlising36881980-6-12 ButteNW part of county, 0.25 mi S of Tehama County line on Hwy 32. T2 N R03E S11
    CHSC26304CHSCClarkia arcuataP. S. Deffenbaugh371977-4-19 TehamaMill Creek, 6 mi e of end of Third St, Los Molinos. On hillside ca. 350 yds s of dirt road.
    HSC217242HSCClarkia arcuataThomas A. Welgan41979-4-15 Butte6 N of Oroville, 100 W of Cherokee Mtn. Rd.
    JEPS74835UCJEPSClarkia arcuataL. R. Heckard, T. I. Chuang, R. Bacigalupi40451975-5-22 Amador2 mi w Route 49 (along Route 16, just e of site of Waits Station)
    JEPS78448UCJEPSClarkia arcuataL. R. Heckard, T. I. Chuang, R. Bacigalupi40451975-5-22 Amador2 mi w Route 49 (along Route 16, just e of site of Waits Station)
    DAV311841DAVClarkia arcuataRobin McMaster4051973-5-13 AmadorAmador County: 3 miles W of Fiddletown on Hwy 16.
    CAS-BOT163546CASClarkia arcuataAhart, Lowell41591983-6-26 ButteAlong Bean Creek Road, about 5 miles south of Little Bald Rock, about 17 miles north-east of Oroville
    UC762170UCJEPSClarkia arcuataR. F. Hoover43971940-6-01 Tuolumneabove Long Barn (head of creek); Sugarpine Creek
    CHSC23388CHSCClarkia arcuataB. Garamendi441974-5-11 TehamaMill/Deer Creek Study Area. 1 1/2 mi SW of Peligreen Place on Peligreen Jeep Trail.
    CHSC39040CHSCClarkia arcuataR. A. Schlising44201983-6-09 ButteCarpenter Ridge NE of Lomo, along Humboldt Road. T2 N R03E S01
    UC1027184UCJEPSClarkia arcuataAlex D. Hawkes, Rimo Bacigalupi48071951-4-22 Mariposabetween Coulterville and Bagby
    CHSC81281CHSCClarkia arcuataJ. Trizzino522001-4-25 ButteHumbug Road, 6 mi north of Steel Bridge. T2 N R03E S2 W1/4 of SE1/4 USGS Quadrangle: Paradise West 1:24,000
    DAV335775DAVClarkia arcuataHannah Kang5302020-6-7 El DoradoEL DORADO COUNTY: Peavine Ridge. On Peavine Ridge Road. +- 9.1 driving miles from Icehouse Road and Hwy 50 junction. El Dorado National Forest.
    CHSC61161CHSCClarkia arcuataVernon H. Oswald53981993-5-18 ButteMiddle Butte Creek Trail on the W side of the creek and on the upstream side of Ponderosa Way, ca. 2.25 mi (air) NW of Magalia. T2 N R03E S23 NE1/4 center lower edge
    CHSC107410CHSCClarkia arcuataJake Ruygt5421e2009-5-25 ShastaMcArthur-Burney Falls State Park.
    CAS-BOT163559CASClarkia arcuataQuick, Clarence R.58-91958-6-10 TuolumneIn spots on road to Bald Mountain northeast of Longbarn. 'Puddingstone Ridge'.
    CAS-BOT163536CASClarkia arcuataBreedlove, D. E.587801983-5-31 Amador5 miles above Fiddletown
    HSC217240HSCClarkia arcuataJ.P. Smith60541973-4-14 ButteBruce Lane, between Skyway and Humboldt Rd., E of Chico.
    CHSC32913CHSCClarkia arcuataJ. P. Smith60541973-4-14 ButteBruce Lane, between Skyway and Humboldt Road east of Chico.
    CHSC24880CHSCClarkia arcuataT. L. Reynolds631976-4-25 ButteCa. 200 yds s of Butte Creek and ca. 400 yds sw of Covered Bridge, 6.9 mi ese of Chico.
    CAS-BOT163551CASClarkia arcuataThorp, R. W.63-181963-5-16 Mariposa3.9 miles north of Bagby
    JEPS43592UCJEPSClarkia arcuataWillis L. Jepson63271915-5-30 TuolumneChinese Camp
    RSA25331RSAClarkia arcuataC. L. Hitchcock64101940-5-15 Placer6 miles N of Colfax
    POM260292RSAClarkia arcuataC. L. Hitchcock64101940-5-15 Placer6 miles N of Colfax
    CAS-BOT163553CASClarkia arcuataHitchcock, C. L.64101940-5-15 Placer6 miles north of Colfax
    CHSC87552CHSCClarkia arcuataR. D. Fischer652004-4-13 ButteSierra Nevada foothills within upper Bidwell Park in Chico on the east-side addition along Hwy. 32. Found near the middle portion of the Humboldt Trail. USGS Quadrangle: Paradise West 1:24,000
    CAS-BOT163556CASClarkia arcuataQuick, Clarence R.; Quick, Alice S.66-281966-5-21 TuolumneN.E. of Long Barn on pudding-stone slope of ridge s.e. of Bald Mt.
    CHSC79777CHSCClarkia arcuataL. P. Janeway66762000-4-22 TehamaHigh Canong Ponderosa Way 0.8 km northwest of Black Rock. T2 N R02E S1 W1/4 of SE1/4 USGS Quadrangle: Barkley Mountain 1:24,000
    CDA0037982CDAClarkia arcuataL.P. Janeway & B. Castro66762000-4-22 TehamaAlong Ponderosa Way 0.8 km northwest of Black Rock. South-facing slope overlooking Mill Creek. High Cascade Range.
    POM257250RSAClarkia arcuataH. L. Mason69971932-4-25 AmadorVorhees School, near Dry Creek
    CAS-BOT163538CASClarkia arcuataMason, H. L.69971932-4-25 AmadorVorhees School, near Dry Creek
    UC634695UCJEPSClarkia arcuataH. L. Mason69971932-4-25 Amadornear Dry Creek (Vorhees School)
    RSA134390RSAClarkia arcuataRichard Snow7191959-5-24 TuolumneTop of ridge above Twain Harte, 0.3 miles from the road at Twain Harte dump
    CHSC1094CHSCClarkia arcuataR. Carter741964-5-01 Butte5 mi. E of Chico Rd. on Cherokee Rd. ca. 1/4 W of road.
    RSA122174RSAClarkia arcuataA. E. Wieslander761929-5-26 TuolumneRd. between Confidence and Tuolumne. Big Trees. Stanislaus forest.; Big Trees
    UC565920UCJEPSClarkia arcuataA. E. Wieslander761929-5-26 Tuolumneroad between Confidence and Tuolumne; Big Trees Quadrangle
    UC1122366UCJEPSClarkia arcuataG. T. Nordstrom7641936-4-27 Amador1 1/4 mi nw Sugar Loaf; Jackson Quadrangle
    UC572584UCJEPSClarkia arcuataG. T. Nordstrom7641936-4-27 Amador1 1/4 mi nw Sugar Loaf; Jackson Quadrangle
    UC2044522UCJEPSClarkia arcuataBelinda Lo772014-5-25 CalaverasStanislaus National Forest, McKays
    CHSC71184CHSCClarkia arcuataLowell Ahart79761998-6-03 ButteAbout 1/4 mile north of the cow chute along Cherokee Road, North Table Mountain, about 7 miles (air) north of Oroville. T2 N R04E S08 SE1/4
    JEPS93841UCJEPSClarkia arcuataLowell Ahart79761998-6-03 Butteabout 7 air mi n of Oroville (about 1/4 mi n of the cow chute along Cherokee Road, North Table Mountain); North Table Mountain, Cherokee Road
    CDA0037981CDAClarkia arcuataL. Ahart79761998-6-03 ButteAbout 1/4 mile north of the cow chute along Cherokee Road, North Table Mountain, about 7 miles (air) north of Oroville.
    CHSC12119CHSCClarkia arcuataM. F. Smith81972-3-01 ButteOn Cherokee Orille Road. Six (6) miles north of Oroville on Table Mountain.
    CHSC90097CHSCClarkia arcuataDan Morgan81991-4-16 ButteS bank Butte Creek, vicinity Covered Bridge.
    CHSC90249CHSCClarkia arcuataD. R. Rioux81989-4-08 ButteVic. Salmon Hole, Upper Bidwell Pk., ca. 3 mi e of Chico Municipal Golf Course.
    RSA0059983RSAClarkia arcuataHarlan Lewis8051947-6-09 MariposaHighway 49, 3.7 miles north of Merced River Bridge at Bagby.
    UC1071945UCJEPSClarkia arcuataH., M. Lewis8051947-6-09 Mariposa3.7 mi n Merced River Bridge (Highway 49)
    CHSC41118CHSCClarkia arcuataJ. D. Jokerst811977-4-17 ButteOn side of Humbug Rd., s. side of Butte Creek canyon, 13 km. ese. of Chico, ca. 1.6 km. from creek.
    UC1071946UCJEPSClarkia arcuataH., M. Lewis8261951-5-19 Butte1.6 mi below Nimshew (Nimshew to Butte Creek Canon)
    SBBG198009SBBGClarkia arcuataBarbara Ertter83411989-4-23 MariposaHwy 49, 0.5 N of Merced River, ca. 7 air-mi SSE of Coulterville
    RSA537546RSAClarkia arcuataBarbara Ertter83411989-4-23 Mariposa0.5 mile N of Merced River on Highway 49, ca 7 airmiles SSE of Coulterville.
    UC1586084UCJEPSClarkia arcuataBarbara Ertter, Travis Columbus, Holly Forbes83411989-4-23 Mariposaca. 7 airmiles s.-s.e. Coulterville (0.5 mi. n. of Merced R. on Hwy. 49, hillside above roadcut)
    CHSC68587CHSCClarkia arcuataVernon H. Oswald84461997-5-14 TehamaBetween Paynes Creek and Cohasset on Ponderosa Way (Forest Rd. 2 N29) 17.8 mi south of Plum Creek Rd., 2.6 mi north of the bridge on Mill Creek at Black Rock. Roadside bank. T27N R02E S14
    JEPS94334UCJEPSClarkia arcuataVernon H. Oswald, Lowell Ahart84461997-5-14 Tehama2.6 mi n of the bridge on Mill Creek at Black Rock, between Paynes Creek and Cohasset on Ponderosa Way (Forest Road 2 N29) 17.8 mi s of Plum Creek Road Mill Creek at Black Rock; Ponderosa Way
    CHSC57019CHSCClarkia arcuataSteven Triano851988-4-29 AmadorCa 75 ft s of Jackson Road and 0.1 mi e of Willow Springs Creek. T0 N R10E S2 W1/4 USGS Quadrangle: Irish Hill 1:24,000
    JEPS29834UCJEPSClarkia arcuataRimo Bacigalupi, L. R. Heckard85781962-5-31 El Doradoslope below and s Eight-mile House (e of Camino, about 1 mi below U.S. Highway 50, watershed of upper reaches of creek); Webber Creek
    RSA495975RSAClarkia arcuataL. D. Gottlieb88051988-5-01 PlacerEast of Colfax, on Iowa Hill Road, 2.3 miles east of junction with Canon Road, or 0.7 mile west of bridge over North Fork American River; site is just beyond sign ′Auburn State Recreation Area′
    RSA495974RSAClarkia arcuataL. D. Gottlieb88121988-5-21 MariposaOn rt 49, 1.85 N of north end of bridge over Merced River, near serpentine above roadway and along fenceline.
    RSA495976RSAClarkia arcuataL. D. Gottlieb88241988-6-12 El DoradoOn Omo Ranch Rd., 2.3 W of Rt 88.
    SFV109272SFVClarkia arcuataS. R. Snow9181961-5-21 NevadaSierra Nevada; Grass Valley. North-facing ridge along State Highway 20, 1.5 miles west of junction of CA-Highway 49.
    DAV311836DAVClarkia arcuataRichard Snow9181961-5-21 NevadaNevada County: State Highway 20, 1.5 miles W of junction of State Highway 49, Grass Valley.
    CAS-BOT163554CASClarkia arcuataGillespie, Doris Kildale93951930-5-14 TehamaBetween Mineral and Paynes Creek
    UCR0061209UCRClarkia arcuataGeorge K. Helmkamp95-5--041995-6-21 Mariposaroadside cut along CA Hwy 49 at Hell Hollow, 1.5 miles south of the Merced River crossing
    RSA0169268RSAClarkia arcuataL. P. Janeway97642009-4-25 TehamaCascade Range Foothills. Tehama Wildlife Area; Along Powerline Road about 0.4 km south of Cottonwood Jeep Trail, overlooking an upper northeastern fork of Little Antelope Creek.; Dewitt Peak 7.5'
    CHSC102460CHSCClarkia arcuataL. P. Janeway97642009-4-25 TehamaCascade Range Foothills. Tehama Wildlife Area; along Powerline Road about 0.4 km south of Cottonwood Jeep Trail, overlooking an upper northeastern fork of Little Antelope Creek. T2 N R01E S13 SE1/4 USGS Quadrangle: Dewitt Peak 1:24,000
    DAV311846DAVClarkia arcuataDena Grossenbacher9932009-5-15 AmadorAmador County: Along both sides of Highway 16, 0.6 miles east of La Trobe Road junction.
    RSA449276RSAClarkia arcuataD. A. YoungP3501969-5-04 Sacramento3.5 miles NW of Clay, on Hwy 104.
    DAV311847DAVClarkia arcuataCNPS SN Foothill TeamSNFN-0085g2005-4-20 TuolumneTuolumne County: BLM, Red Hills Preserve parking lot, ca. 1 mile from Don Pedro Road; plot overlooks Don Pedro Lake..
    DAV311848DAVClarkia arcuataCNPS SN Foothill TeamSNFN-0112e2005-4-18 MariposaMariposa County: BLM, Flyaway Gulch, east of Highway 49, between Coulterville and Lake McClure. Plot can be accessed from turnout on Highway 49, one-half mile north of bridge over Merced River. Slope faces west, toward Flyaway Gulch/Creek.
    RSA0059982RSAClarkia arcuataM. M. Boneys.n. Butte[No location data on label.]
    POM32035RSAClarkia arcuataKatherine Brandegees.n.1908-6-01 El DoradoSimpson's Ranch, Sweetwater Creek
    DAV311842DAVClarkia arcuataP. Rodriguez-Rojos.n.1997-5-31 NapaNapa County: Lower Chiles Valley Road. UTM: 1 N6261
    CAS-BOT163540CASClarkia arcuataMorrison, Mrs. J. H.s.n.1932-4-17 ButteDurham
    CAS-BOT163541CASClarkia arcuataCopeland, E. B.s.n.1899-4-22 ButteNear Chico
    CAS-BOT163543CASClarkia arcuataBrown, Francess.n.1935-5-1 ButteMountains near Durham
    CAS-BOT163552CASClarkia arcuataCongdon, J. W.s.n.1899-5-6 MariposaMariposa

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