CCH1:
Featuring California vascular plant data from the Consortium of California Herbaria and other sources
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Please cite data retrieved from this page:
Biodiversity data provided by the participants of the Consortium of California Herbaria (Accessed through CCH1 Data Portal, ucjeps.berkeley.edu/consortium/, 2022 August 14.

Literature Citation:
CCH1 Portal. 2022. Biodiversity data provided by the participants of the Consortium of California Herbaria (https://ucjeps.berkeley.edu/consortium/ Accessed on August 14).

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Please send questions or comments to Jason Alexander (jason_alexander@berkeley.edu).

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    Synonyms for equisetum hyemale affine were NOT found.

    You searched for: Equisetum hyemale affine

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      F ? CCH1_AIDherbscientific namecoll. namecoll. num.formatted datecountylocality
    UC1738571UCJEPSEquisetum hyemale subsp. affine1887-5-1 Unknown
    UC1733472UCJEPSEquisetum hyemale subsp. affine1932-4-28 Unknown
    CAS-BOT57174CASEquisetum hyemale subsp. affines.n.1904-1-1 Los Angeles
    UC71473UCJEPSEquisetum hyemale subsp. affineN. K. Berg1904-2-25 Santa Cruz< Algott's Pl. > Santa Cruz
    UC692136UCJEPSEquisetum hyemale subsp. affineMary L. Bowerman4321930-8-24 Contra Costa< a > little above end of rd. Mitchell Canon
    CAS-BOT57170CASEquisetum hyemale subsp. affineRoss, Timothy S.; Boyd, Steve78411994-5-24 Los Angeles'Cottonwood Swamp' : Confluence of San Francisquito Canyon stream and two tributaries draining off the southeast slopes of Red Mountain. Warm Springs Mountain 7.5' USGS Quadrangle. N/2 NE/4 SW/4. Dissected by San Francisquito Canyon Road.
    RSA579861RSAEquisetum hyemale var. affineT. S. Ross78411994-5-24 Los Angeles'Cottonwood Swamp' Confluence of San Francisquito Canon stream and two tributaries draining off the southeast slopes of Red Mountain.; Warm Springs Mountain
    RSA596874RSAEquisetum hyemale var. affineT. S. Ross35381990-6-18 San Bernardino'Epipactis Canon'. Un-named canyon draining ENE to Lone Pine Canon, originating near E end of Upper Lytle Creek Ridge.; Canon 7.5′ Q[Sheep Creek Truck Road, 2N56, drops NEward through the lower half of this canyon]
    CAS-BOT57832CASEquisetum hyemale subsp. affineRoss, Timothy S.; Boyd, Steve35381990-6-18 San Bernardino'Epipactis Canyon' : Un-named canyon draining ENE to Lone Pine Canyon and originating near the e. end of Upper Lytle Creek Ridge [Sheep Creek Truck Road, 2N56, drops NEward through the lower half of this canyon]; Cajon 7.5' USGS topo sheet.
    JEPS103984UCJEPSEquisetum hyemale subsp. affineJake Ruygt4981979-4-11 Napa.1 mile south of Redwood Road on Solano Avenue,Napa
    CHSC34294CHSCEquisetum hyemale subsp. affineM. S. Taylor42241981-8-19 Plumas0.1 mi w of Peoria Creek, ca. 2.5 mi w of Sloat. T2 N R11E S1 W1/4 of SE1/4 USGS Quadrangle: Blue Nose Mt
    LOB113075LOBEquisetum hyemale var. affineC. Stearns621974-5-12 Orange0.1 mile N of Central Avenue on 1st Street behind trailer park
    UCR101971UCREquisetum hyemale subsp. affineR.G. Swinney18961992-9-07 San Bernardino0.4 mile due east of Baldy Notch, in unnamed canyon at junction with Stockton Flats Road; Eastern San Gabriel Mtns.
    UCSB020354UCSBEquisetum hyemale subsp. affineR. E. Broders.n.1958-5-1 Santa Barbara0.5 miles up San Jose Creek from Hollister Ave., one block E of Goleta.
    RSA639351RSAEquisetum hyemale var. affineL. C. Wheeler12311932-8-22 San Bernardino1 mi. ESE Jenk's Lake, Santa Ana R. Valley, San Bernardino Mts.
    UCR33537UCREquisetum hyemale subsp. affineD.P. Faulkner4661978-4-28 San Bernardino1 mile east of Needles to 2 miles SE along the Colorado River; Eastern Colorado Desert
    JEPS94715UCJEPSEquisetum hyemale subsp. affineVernon Oswald, Lowell Ahart90691998-5-14 Trinity1.4 mi n of Gemmill Gulch Picnic Area (Wildwood Road 6.7 mi n of Highway 3 Wildwood Road
    CHSC34681CHSCEquisetum hyemale subsp. affineM. S. Taylor19331979-3-19 Butte1.5 mi e of Pulga bridge on Hwy 70 over Feather River, ca. 25 mi n of Oroville.
    MACF21969MACFEquisetum hyemale subsp. affineDale Schneeberger91976-7-25 San Diego1.5 mi. below large lake, located near stream. Locality known as Water Caves; Lost Valley Scout Reservation
    SD40726SDEquisetum hyemale subsp. affineCarl B. Wolf49721933-5-26 Sacramento1.5 mile north of Hood, along Sacramento River
    HSC26928HSCEquisetum hyemale subsp. affineJ.P. Smith48321971-9-18 Siskiyou2 W of the junction of Hwy. 3 and Rd. 8 N of Callahan.
    RSA273413RSAEquisetum hyemale var. affineJ. P. Smith23701976-4-13 Lake2 mi E of Barlett Springs.
    CAS-BOT57175CASEquisetum hyemale subsp. affineThorne, Robert F.; Tilforth, C. W.399391971-6-17 Los Angeles2 mi. up Lower Tujunga Rd. from Forestry Headquarters, Little Tujunga Creek, San Gabriel Mts., Angeles National Forest
    UC572235UCJEPSEquisetum hyemale subsp. affineC. M. Belshaw24701936-7-14 Amador2.2 mi w-sw of Clinton; Jackson Quadrangle
    UC1063704UCJEPSEquisetum hyemale subsp. affineC. M. Belshaw24701936-7-14 Amador2.2 mi. w.-s.w. Clinton; Jackson Quad.
    JEPS79493UCJEPSEquisetum hyemale subsp. affineEdward Lee6361934-4-01 Sacramento20 mi w Sacramento (near Ryde)
    CHSC57331CHSCEquisetum hyemale subsp. affineMichelle T. Wagner171990-4-19 Butte3 mi e of Butte Meadows, 25 ft sw of creek.
    CAS-BOT57851CASEquisetum hyemale subsp. affineSmith, R. J.s.n.1909-6-11 Alameda3 mi. w. of Milpitas.
    CAS-BOT57222CASEquisetum hyemale subsp. affineHowell, John Thomas207111944-8-18 Tuolumne3 miles from Carl Inn on road to Big Trees
    CAS-BOT57163CASEquisetum hyemale subsp. affineBrown, Duart V.31947-3-24 Humboldt3 miles south of Willow Creek, Trinity River
    UCR16317UCREquisetum hyemale subsp. affineTony Beck680403--031968-4-03 Riverside4 mi south of trout pond on Whitewater Canon Rd. c. 120 yards east of rd.; Western Colorado Desert
    SD174594SDEquisetum hyemale subsp. affineDavid Woelfel242005-9-5 San Diego5 W of city of Fallbrook, 0.3 mile on De Luz Murrieta Rd southwest of Riverside County line at first stream crossing on north side of road just off road.
    RSA331946RSAEquisetum hyemale var. affineDave Kelly40891985-8-01 Butte8.1 NE of Lomo (Hwy 32) along Humboldt Road to Jonesville.
    HSC93015HSCEquisetum hyemale subsp. affineF. Bowcutt15841992-7-22 Mendocino80 air mi. S of Eureka, 20 air mi. S of Garberville, 10 air mi. W of Leggett. Mouth of Usal Creek.
    JEPS127255UCJEPSEquisetum hyemale subsp. affineLowell Ahart, John Dittes, Josephine Guardino206962016-2-11 TehamaAbout 100 yards west of Bg Leaf Pool, about 1 1/2 miles by trail to Highway 32.
    CHSC105220CHSCEquisetum hyemale subsp. affineLowell Ahart168962010-7-19 TehamaAbout 20 yards north of the poor road crossing, on the bottom of the South Fork of Battle Creek, about 3.3 miles (air) southwest of Manton, about 4.2 miles (air) north of Highway 36 and Lane Valley Road intersection. T3 N R01E S0 W1/4
    CAS-BOT57147CASEquisetum hyemale subsp. affineAhart, Lowells.n.1977-4-17 YubaAbout 3 miles south of Challenge
    JEPS124341UCJEPSEquisetum hyemale subsp. affineLowell Ahart205522015-10-16 ButteAbout half way of and east of One Mile Pond, about 6 miles (air) east of Biggs.
    CHSC3300CHSCEquisetum hyemale subsp. affineM. L. Hillier1966-4-23 ButteAbove Butte Meadows.
    UCSB020360UCSBEquisetum hyemale subsp. affineWayne R. Ferren21511979-10-24 Santa BarbaraAbove Campus Beach and E of Biological Sciences Bldg II, eastern edge of Main Campus, UCSB.
    SDSU12982SDSUEquisetum hyemale subsp. affineSimpson, Michael G.20151999-10-27 RiversideAdjacent to Santa Margarita river, Santa Margarita Ecological Reserve, San Diego State University, ca.1/4 mile from Southside Facilities.
    CAS-BOT57842CASEquisetum hyemale subsp. affineCannon, Miss. E.s.n.1899-8-12 San FranciscoAlms House, S.F.
    CAS-BOT57852CASEquisetum hyemale subsp. affineWetzel, Cherie L.1401967-9-30 AlamedaAlong Alameda Creek e. of sanbag levee, Niles Canyon and vicinity.
    UCSB020364UCSBEquisetum hyemale subsp. affineDennis E. Breedlove8481961-7-23 Santa BarbaraAlong Alamo Pintado Creek from 7-8 miles N of Los Olivos; base of Figueroa Mountain, Birabent Canon, San Rafael Range.
    HSC45885HSCEquisetum hyemale subsp. affineJ.P. Smith61261973-4-15 TrinityAlong Coffee Creek Rd., 1.4 W of Hwy. 3
    CHSC9737CHSCEquisetum hyemale subsp. affineNancy Mosman1181971-7-17 TehamaAlong Deer Creek ca. 75 ft w of Hwy 32 and 19.2 mi s of Chester.
    RSA131969RSAEquisetum hyemale var. affineJohn H. Thomas85851960-4-12 Santa CruzAlong Fall Creek, about 1.5 miles W of Felton.
    CAS-BOT57145CASEquisetum hyemale subsp. affineSmith, Gladys L.1579A1959-6-26 MariposaAlong Foresta Creek, Foresta, Yosemite National Park
    HSC85045HSCEquisetum hyemale subsp. affineGladys L. Smith50571978-8-15 MendocinoAlong Hwy. 128
    HSC46005HSCEquisetum hyemale subsp. affineJ.P. Smith43901970-7-16 SiskiyouAlong Klamath River, 2 W of Seiad Creek
    HSC85043HSCEquisetum hyemale subsp. affineGladys L. Smith82081983-8-03 MendocinoAlong Mill Creek, E of Ukiah, rd. to Mayacmas Mtns.
    CAS-BOT57861CASEquisetum hyemale subsp. affineSmith, Gladys L.; Smith, Charles H.82081983-8-3 MendocinoAlong Mill Creek. E. of Ukiah, road to Mayacamas Mts.
    CAS-BOT57865CASEquisetum hyemale subsp. affineBest, Catherine9461984-5-12 MendocinoAlong Miner Hole Road n. of Point Arena, near Garcia River.
    MCCC2249MCCCEquisetum hyemale var. affineGladys L. Smith50571978-8-15 MendocinoAlong Rte. 128
    CAS-BOT57863CASEquisetum hyemale subsp. affineSmith, Gladys L.50571978-8-15 MendocinoAlong Rte. 128 where silt of Navarro R. has settles after floods.
    RSA24248RSAEquisetum hyemale var. affineC. B. Wolf98091940-12-16 SacramentoAlong S bank (levee) of Sacramento River, 1 N of Hood.
    RSA6163RSAEquisetum hyemale var. affineC. B. Wolf49721933-5-26 SacramentoAlong Sacramento River, 1.5 miles N of Hood.
    HSC889HSCEquisetum hyemale subsp. affineH.E. Parks114531938-6-24 Del NorteAlong Smith River at Cooper's Flat between Hardscrabble and Myrtle Creeks
    RSA239283RSAEquisetum hyemale var. affineFrederick W. Oettinger341966-7-25 SiskiyouAlong Timber Gulch Bank, Salmon River District, Klamath National Forest, Cecilville
    CHSC43345CHSCEquisetum hyemale subsp. affineLowell Ahart13131977-4-17 YubaAlong a small branch of Dry Creek, about 1 mile south of Challenge, about 1_ miles west of Pike County Peak.
    HSC38139HSCEquisetum hyemale subsp. affineThomas W. Nelson23701976-4-13 LakeAlong rd. 2 mi. E of Bartlet Springs
    CAS-BOT57856CASEquisetum hyemale subsp. affineAhart, Lowell57131987-5-27 ButteAlong the N. Fork of the Feather River, near the Poe Power House, about 2 mi. se. of Jarbo Gap.
    JEPS127318UCJEPSEquisetum hyemale subsp. affineLowell Ahart, John Dittes213082016-8-25 TehamaAnderson River Park, 0.7 mile (air) upstream from Stillwater Creek Confluence, 1.8 miles (air) northeast of Balls Ferry Road exit from interstate 5 in Anderson. Undesignated Section of San Buenaventura Land Grant.
    UCR289370UCREquisetum hyemale subsp. affineR.G. Swinney177152015-9-21 Los AngelesAngeles National Forest, Middle Fork Mill Creek, c. 0.4 mile NW of Angeles Forest Hwy
    RSA684639RSAEquisetum hyemale var. affineL. E. Hoffmans.n.1931-2-12 Los AngelesAngeles National ForestFern Canon
    CAS-BOT384628CASEquisetum hyemale subsp. affineHennessey, R. D.701964-4-26 San MateoArea where Pilarcitos Creek empties into the ocean
    RSA59521RSAEquisetum hyemale var. affineE. K. Balls148181950-5-21 ModocAround South Fork Public Camp, South fork Pit River, Likley to Jess Valley.
    CAS-BOT30176CASEquisetum hyemale subsp. affineBalls, Edward Kent148181950-5-21 ModocAround south Fork Public Camp, South Fork Pitt River, Likely to Jess Valley
    UCSB020359UCSBEquisetum hyemale subsp. affineMartin Fletcher2211979-12-16 Santa BarbaraArroyo del Bulito, 0.2 mi S of Del Norte, Hollister Ranch.
    CAS-BOT57135CASEquisetum hyemale subsp. affineBowerman, Mary L.27441935-3-16 Contra CostaArroyo del Cerro, east fork: Ten feet below spring
    CHSC25445CHSCEquisetum hyemale subsp. affineMarc Hayes801977-9-11 ButteAt a fork in the Butte Meadows Road (Humboldt Rd.) below Jonesville, exactly 9.0 miles from the junction with Hwy 32.
    UCSB020361UCSBEquisetum hyemale subsp. affineElizabeth Bowker481959-7-05 VenturaBackyard on Ditch Road- 2 mi S of Saticoy.
    IRVC1250IRVCEquisetum hyemale subsp. affineL. Burnss.n.1965-4-21 OrangeBalboa Peninsula.
    CAS-BOT57875CASEquisetum hyemale subsp. affineHowell, John Thomas465091970-4-1 MontereyBank of Carmel River just s. of Carmel at Highway #1.
    HSC46006HSCEquisetum hyemale subsp. affineJ.P. Smith49961971-10-09 HumboldtBanks and flood plain of the Mad River above the fish hatchery.
    CAS-BOT57205CASEquisetum hyemale subsp. affineWiggins, Ira L.134741955-7-23 SiskiyouBanks of China Creek
    CHSC117725CHSCEquisetum hyemale subsp. affineLowell Ahart213082016-8-25 TehamaBanks of the dirt road, about 100 yards west of the Sacramento River, Anderson River Park, 0.7 miles (air) upstream from Stillwater Creek Confluence 1.8 miles (air) northeast of Balls Ferry Road exit from Interstate 5 in Anderson. Undesignated section of San Buenaventura Land Grant. T3 N R0 W S
    CAS-BOT57150CASEquisetum hyemale subsp. affineMaccallum, Mrs. Alexanders.n.1905-8-1 LakeBartlett's Spring
    RSA84289RSAEquisetum hyemale var. affineF. W. Peirson15321955-6-27 Los AngelesBenedicts Canon, Santa Monica Mts
    SD82409SDEquisetum hyemale subsp. affineJoseph C. Loves.n.2011-4-22 AlamedaBerkeley
    UC42746UCJEPSEquisetum hyemale subsp. affineE. J. C. Gilbert1892-9-01 AlamedaBerkeley
    UC62617UCJEPSEquisetum hyemale subsp. affineW. C. Blasdale1897-4-03 AlamedaBerkeley
    CAS-BOT57155CASEquisetum hyemale subsp. affineHowell, John Thomas155991940-7-27 FresnoBetween Cedar Grove and Zumwalt Meadows, Kings River Canyon
    RSA684670RSAEquisetum hyemale var. affineE. Williams8141939-8-13 KernBetween Loraine & Piute, Piute Mountains
    CDA0050380CDAEquisetum hyemale subsp. affineBruce L. Clayton70-01121970-4-06 MaderaBetween North Fork and South Fork at Fine Gold Creek overcrossing. Yellow pine forest, sandy soil along creek.
    UCR280705UCREquisetum hyemale subsp. affineMitch Provance517--062017-5-16 San BernardinoBetwen Box S Ranch and Cushenbury Springs, 0.4 miles NW of Camp Rock Rd.
    HSC66845HSCEquisetum hyemale subsp. affineMelany Seacat1311979-6-01 MendocinoBig River Estuary; 5 mi. upriver, N-side of river
    POM18147RSAEquisetum hyemale var. affineP. A. Munz68321923-5-26 Los AngelesBig Rock Creek, San Gabriel Mts. Springy place on slopes
    RSA647897RSAEquisetum hyemale var. affineLeRoy Gross2452000-8-8 Los AngelesBig Tujunga Wash/ Verdugo Mountains region: East of Hansen Dam, entered at Orcas Ave. parked at Orcas Park, hiked east of this park along river (just north of Wentworth Street), but not as far as the Tujunga ponds.
    CHSC95538CHSCEquisetum hyemale subsp. affineLeRoy Gross2452000-8-8 Los AngelesBig Tujunga Wash/Verdugo Mountains Region: East of Hansen Dam, entered at Orcas Ave. parked at Orcas Park, hiked east of this park along river (just north of Wentworth Street), but not as far as the Tujunga ponds.
    RSA684661RSAEquisetum hyemale var. affineAlbert J. Perkinss.n.1915-10-31 Los AngelesBig Tujunga, Sierra Madre Mountains
    DAV338044DAVEquisetum hyemale subsp. affineKonshau Duman2992020-5-14 GlennBird Haven Ranch, Butte City, on the bank of Butte Creek east of Casa de Patos.
    SJSU13095SJSUEquisetum hyemale subsp. affineC.W. Sharsmith45951944-6-25 MariposaBlack Spring N side of Merced River opposite Bridal Veil Fall, Yosemite Valley, Yosemite National Park
    CAS-BOT57198CASEquisetum hyemale subsp. affineHesse, V. F.3251943-6-3 Santa CruzBoulder Creek
    JEPS60132UCJEPSEquisetum hyemale subsp. affineV. F. Hesse2751942-6-15 Santa CruzBoulder Creek
    CAS-BOT57134CASEquisetum hyemale subsp. affineKnight, Walter; Roderick, Wayne; Edwards, Steve; Doyle, Bob32631978-9-19 Contra CostaBrowns Island, Alder Point
    CAS-BOT65308CASEquisetum hyemale subsp. affineYork, Dana Adrian; Shevock, Jim2911996-1-14 FresnoCa 49 km NE of Fresno, 19 km WSW of Auberry, Sierra National Forest, along the headwaters of Rush Creek.
    CHSC33932CHSCEquisetum hyemale subsp. affineM. S. Taylor40891981-7-21 PlumasCa. 0.5 mi n of jct 401 and 2 N42, ca. 3 mi n of Spring Garden. T24N R11E S1 W1/4 of NE1/4 USGS Quadrangle: Spring Garden
    CHSC27509CHSCEquisetum hyemale subsp. affineMichael F. Henetz181978-4-22 TehamaCa. 10 m n of Hwy. 32, in Deer Creek Canon, ca. 15.6 km sw of junction of Hwy. 32 and Hwy. 89. T2 N R04E S20 NE1/4 corner USGS Quadrangle: Butte Meadows 1:64,000
    CAS-BOT57146CASEquisetum hyemale subsp. affineBowcutt, Frederica17261993-9-6 SacramentoCa. 25 air miles S of Sacramento, 10 air miles W of Galt, and 1 air mile NE of Walnut Grove Immed. E of Locke, in the Sacramento River Delta, just N of the Delta Cross Channel. On Bruceville 7.5' Quad. S end of park along dirt road into park near entrance sign.
    FSC0000034FSCEquisetum hyemale subsp. affineDana York2911996-1-14 FresnoCa. 49 NE of Fresno, 16 W-SW of Aubrey, Sierra National Forest, along the headwaters of Rush Creek; T 10 S, R 25 E, S 18, NW 1/4; 1440 m.
    CAS-BOT57159CASEquisetum hyemale subsp. affineBlakley, E. R.45871961-7-18 FresnoCamp #7 - 10 miles east of Hume Lake
    MACF15287MACFEquisetum hyemale subsp. affineF. A. MacFadden9751933-7-11 PlacerCanon Creek, Monte Vista dun. Placer Co., California
    SD190369SDEquisetum hyemale subsp. affineJon P. Rebman15777A2008-6-25 San DiegoCanon Marine Corps Base: south of Stagecoach Road and just north of the airstrip along Vandegrift Blvd.; in the Santa Margarita River bed
    RSA684676RSAEquisetum hyemale var. affineE. S. Spaldings.n.1931-8-22 San BernardinoCanon beside road between Seven Oaks and Yucaipa
    CDA0011056CDAEquisetum hyemale subsp. affineG.F. Hrusa114461993-10-23 ShastaCanon immediately E of French Gulch, 3 N of Hwy. 299. End of road out of French Gulch. Klamath Ranges.
    UCR255142UCREquisetum hyemale subsp. affineJon P. Rebman262752013-5-7 San DiegoCanon, northeast portion of the Base; Training Area Hotel, northwest of Fallbrook, just south of De Luz Road along the Santa Margarita River. Square: C7
    SD00034126SDEquisetum hyemale subsp. affineJon P. Rebman262752013-5-7 San DiegoCanon: northeast portion of Base; Training Area Hotel; northwest of Fallbrook, just south of De Luz Road along the Santa Margarita River
    SD00020961SDEquisetum hyemale subsp. affineJon Rebman342182018-5-1 San DiegoCanon: northeastern portion of Base; Training Area Range 409A: East of Roblar Road and north of Mojito Road at the bottom of the canyon; along Roblar Creek
    SBBG154125SBBGEquisetum hyemale subsp. affineJon P. Rebman342182018-5-1 San DiegoCanon: northeastern portion of Base; Training Area Range 409A; E of Roblar Rd and N of Mojito Rd at bottom of cyn; along Roblar Creek
    SD231448SDEquisetum hyemale subsp. affineJon P. Rebman254752013-1-30 San DiegoCanon: southwest portion of Base; along the south side of the Santa Margarita River near Stuart Mesa Road
    SD261903SDEquisetum hyemale subsp. affineJon Rebman319262016-8-24 San DiegoCanon: southwestern portion of Base; near SMR One Training Area; along the Santa Margarita River on the riparian flats on the south side of the river between I-5 and Stuart Mesa Road
    CAS-BOT57224CASEquisetum hyemale subsp. affinePettibone, Nora; Hubby, Frank W.s.n.1896-4-28 VenturaCanyon San Antonio Mts
    UCSB040960UCSBEquisetum hyemale subsp. affineWayne R. Ferren27951985-6-07 Santa BarbaraCarpinteria Salt Marsh. S side of Hwy. 101 adjacent to undeveloped property on N side of Carpinteria Ave Margin of depression in sandy loam soil.
    OBI172295OBIEquisetum hyemale subsp. affineWayne R. Ferren27951985-6-07 Santa BarbaraCarpinteria Salt Marsh. S side of Hwy. 101 adjacent to undeveloped property on N side of Carpinteria Ave Margin of depression in sandy loam soil.
    CAS-BOT57169CASEquisetum hyemale subsp. affineGrant, G. B.s.n.1902-7-12 KernCedar Creek
    CAS-BOT57158CASEquisetum hyemale subsp. affinePenalosa, Javier20351961-8-13 FresnoCedar Grove Campground, South Fork of the Kings River drainage
    CHSC27916CHSCEquisetum hyemale subsp. affineM. S. Taylor17311978-7-19 ButteCherry Hill Campground, on s side of Old Humboldt Rd, ca. 2 mi sw of Jonesville.
    DAV233250DAVEquisetum hyemale subsp. affineAnnalynn Cunningham301997-4-25 SacramentoCity of Sacramento, American River levee 0.5 miles north of J St. bridge.
    UC42530UCJEPSEquisetum hyemale subsp. affineJ. Burtt Davy40151897-8-28 AlamedaClaremont Canon Berkeley; , Claremont Canon
    RSA215920RSAEquisetum hyemale var. affineP. H. Raven81841954-9-18 San FranciscoCoastal bluffs at Point Lobos
    JEPS102210UCJEPSEquisetum hyemale subsp. affineJ. Greenhouse50202002-4-26 MonoColdwater Canon White Mountains, Inyo National Forest
    POM13378RSAEquisetum hyemale var. affineP. A. Munz61071922-7-20 San BernardinoColdwater Fork of Lytle Creek, San Gabriel Mts.
    POM960RSAEquisetum hyemale var. affineI. M. Johnston17231917-8-24 San BernardinoColdwater fork of Lytle Creek. Moist ground by creek.
    RSA650204RSAEquisetum hyemale var. affineThurmond Rosefields.n.1948-2-14 VenturaCollected next to spillway of Alta Mutual Water Co. on Thurmond Ranch 1/2 mile south of Saticoy.
    FSC0000037FSCEquisetum hyemale var. affineCharles Kronberg761591976-5-03 FresnoCollected one mile north of Pinehurst near Cedar Brook picnic area. At an elevation of 4300 feet
    RSA652885RSAEquisetum hyemale var. affineJohn Wallace121991-5-05 RiversideColorado River, Palo Verde Dam. 5 yards east of outflow foot bridge.
    CHSC39211CHSCEquisetum hyemale subsp. affineM. S. Taylor52441983-3-13 ButteCommunity of Pulga, off n side of Hwy 70, ca. 20 mi ne of Oroville. T2 N R05E S31 SE1/4 USGS Quadrangle: Pulga
    RSA639597RSAEquisetum hyemale var. affineL. C. Wheeler29021934-7-12 SiskiyouCottonwood Creek, Siskiyou Mtns. (Mt Diablo Mer.)
    CAS-BOT57210CASEquisetum hyemale subsp. affineHowell, John Thomas80881931-9-26 SonomaCreek bottom at Northwood near Monte Rio on the Russian River
    CAS-BOT57211CASEquisetum hyemale subsp. affineHowell, John Thomas80881931-9-26 SonomaCreek bottom at Northwood near Monte Rio on the Russian River
    SD61105SDEquisetum hyemale subsp. affineDarley F. Howes.n.1964-8-08 Del NorteCrescent City
    CAS-BOT57137CASEquisetum hyemale subsp. affineParks, H. E.; Tracy, Joseph P.95071931-5-30 Del NorteCrescent City
    SD198036SDEquisetum hyemale subsp. affineMelvin M. Sweet4812007-12-6 San DiegoCuamaca Rancho State Park; North Side of Engineers Road 1.9 miles from Hwy 79, 2.67 W of intersection of Highway 79 and S1 (Sunrise Highway)
    JEPS104931UCJEPSEquisetum hyemale subsp. affineDean W. Taylor135401993-6-02 ShastaDamnation Creek; on about 1 mile east of Clear Creek and Clear Creek Campground; Trinity Mountains; Shasta-Trinity National Forest
    RSA222876RSAEquisetum hyemale var. affineGerald L. Bennys.n.1971-5-24 San BernardinoDay Canon, San Bernardino National Forest.
    RSA684675RSAEquisetum hyemale var. affineEdwin Klines.n.1924-7-19 San BernardinoDeep Creek
    POM264736RSAEquisetum hyemale var. affineL. C. Wheeler9831932-7-22 San BernardinoDeep Creek near Squints Ranch, San Bernardino Mountains
    PGM3104PGMEquisetum hyemale subsp. affineYadon, Vern1990-4-26 MontereyDiablo Range, Stockdale Mtn, Off Slack Cyn Rd 2000 ft el
    RSA125550RSAEquisetum hyemale var. affineR. Weatherby4391949-5-14 RiversideDripping Springs.; Vail Lake
    HSC867HSCEquisetum hyemale subsp. affineM.T. Milligan4541966-4-08 ModocE of Jess Valley
    POM266111RSAEquisetum hyemale var. affineI. L. Wiggins95301940-8-11 MonoE side of Sonora Pass, 4 miles E of summit
    CAS-BOT57197CASEquisetum hyemale subsp. affineDudley, W. R.s.n.1901-9-23 Santa CruzE. fork Waddell Creek, one mile above forks
    CAS-BOT57860CASEquisetum hyemale subsp. affineSmith, Gladys L.; Wheeler, Clare R.51911979-3-7 MendocinoE. side of Hwy. 1 opp. Caspar Beach, roadshoulder near Doyle Creek, 4 mi. s. of Fort Bragg.
    HSC28824HSCEquisetum hyemale subsp. affineJ.P. Smith63401973-4-21 TrinityEagle Creek Campground, along the Trinity River.
    UCR262312UCREquisetum hyemale subsp. affineLeRoy Gross53982010-8-30 San BernardinoEast Fork of Barton Creek, above (south) of Jenks Lake Road. Between Camp Ta Ta Pochon near 34.15916 ° N, 116.88725 ° W and 34.15120 ° N, 116.88407 ° W, along creek
    CAS-BOT57138CASEquisetum hyemale subsp. affineWiggins, Ira L.95301940-8-11 MonoEast side of Sonora Pass, 4 mi. E. of summit
    CDA0033941CDAEquisetum hyemale var. affineG.F. Hrusa182792011-4-17 SacramentoEdge of pear orchard 1/2 mi. east of Courtland. Sacramento Delta Region.
    JEPS117724UCJEPSEquisetum hyemale subsp. affineLowell Ahart171512010-9-13 ButteEdge of ponds, Oroville Wildlife Area, about 1/2 mile west of Pacific Heights Road, about 3 1/2 miles (air) northwest of Palermo
    CHSC105791CHSCEquisetum hyemale subsp. affineLowell Ahart171512010-9-13 ButteEdge of ponds, Oroville Wildlife Area, about 1/2 mile west of Pacific Heights Road, about 3 1/2 miles (air) northwest of Palermo. T1 N R03E S34 SE1/4
    DAV184505DAVEquisetum hyemale subsp. affineEllen Dean41382007-6-16 El DoradoEl Dorado County: Washoe Meadows State Park. Central portion of park on west side of fen system.
    DAV226503DAVEquisetum hyemale subsp. affineEllen Dean95722018-6-1 El DoradoEl Dorado County: West side of Tahoe Basin. Emerald Bay State Park. Along drainage above Boat Camp area.
    DAV228095DAVEquisetum hyemale subsp. affineEllen Dean98762018-7-20 El DoradoEl Dorado County: West side of Tahoe Basin. Emerald Bay State Park. At tip of Emerald Point.
    DAV228213DAVEquisetum hyemale subsp. affineEllen Dean99912018-8-31 El DoradoEl Dorado County: West side of Tahoe Basin. Emerald Bay State Park. SW corner of bay. Downslope of Rubicon Trail between Eagle Creek and Eagle Point.
    CAS-BOT57173CASEquisetum hyemale subsp. affineJohnston, I.2711917-5-13 Los AngelesEl Monte
    CAS-BOT57172CASEquisetum hyemale subsp. affineJohnston, I.2711917-5-13 Los AngelesEl Monte
    CAS-BOT57139CASEquisetum hyemale subsp. affineHowell, John Thomas; True, Gordon H.; Williams, Margaret494321973-6-28 LassenElysian Valley, west of Janesville
    RSA128171RSAEquisetum hyemale var. affineClare B. Hardham45261959-5-15 MontereyEscondido Camp Ground. The Santa Lucia Mtns.
    POM47142RSAEquisetum hyemale var. affineI. M. Johnstons.n.1924-8-13 Los AngelesEvey-Palmer Canon Firebreak. About spring where locally abundant and reaching 10 ft. in height.
    HSC868HSCEquisetum hyemale subsp. affineT.F. Newman64401964-4-15 YubaFeather River near Marysville
    UC1543093UCJEPSEquisetum hyemale subsp. affineDonald G. Nelson4011936-5-23 RiversideFern Canon Idyllwild; San Jacinto Mts., Fern Canon
    RSA575118RSAEquisetum hyemale var. affineR. G. Swinney27671994-4-16 San BernardinoFirst significant canyon N of Stoddard Canon, draining into (from E of) San Antonio Canon; ca. 0.25 N of Lower San Antonio Guard Station; Mt. Baldy
    MCCC1144MCCCEquisetum hyemale var. affineAlison Gardner1982-9-07 MendocinoFlood plain of Navarro River on Hwy 128, ca. 8 mi. E. of Hwy 1
    MCCC1145MCCCEquisetum hyemale var. affineAlison Gardner1982-9-07 MendocinoFlood plain of Navarro River on Hwy 128, ca. 8 mi. E. of Hwy 1
    CAS-BOT57831CASEquisetum hyemale subsp. affineEastwood, Alices.n.1927-6-12 PlumasForest Lodge, Greenville.
    RSA791963RSAEquisetum hyemale var. affineP. DouglasHL-1337a1995-4-04 MontereyFort Hunter Liggett (Training Area 26), near west side of Salmon Creek Road ford of Nacimiento River, ca. 4.2 air km south southwest of Woodrow Reservoir, ca. 5.0 air km west northwest of Sycamore Reservoir.
    SBBG111756SBBGEquisetum hyemale subsp. affineP. Douglas, E. Painter, E. Neese, H. Hastings, R. Smith, C. PopolizioHL1337a1995-4-04 MontereyFort Hunter Liggett: near W side of Salmon Crk Rd ford of Nacimiento River, 4.2 km SSW of Woodrow Reservoir, 5 WNW of Sycamore Reservoir; Ft Hunter Liggett
    CHSC3147CHSCEquisetum hyemale subsp. affineGary Dutton2411966-4-23 ButteFound 6 miles north of Butte Meadows.
    RSA650198RSAEquisetum hyemale var. affineStuart McKinnons.n.1948-5-08 San BernardinoFound growing in branch canyon of [Cucamonga] Canon.
    RSA0169006RSAEquisetum hyemale var. affineR. Burgess103332016-7-15 VenturaFraizer Mtn. along Fraizer Mtn. Road (FR8N04) ca. 3 mi above Chuchupate Ranger Station. Los Padres National Forest.
    CAS-BOT57873CASEquisetum hyemale subsp. affineLinsdale, Jean M.M1501941-7-6 MontereyFrances Simes Hastings Natural History Reservation, Santa Lucia Mts.
    CAS-BOT57869CASEquisetum hyemale subsp. affineDurham, Floyds.n.1942-9-5 MontereyFrances Simes Hastings Natural History Reservation, upper Carmel Valley about 2 mi. ne. of Jamesburg.
    CAS-BOT57178CASEquisetum hyemale subsp. affineHardham, Clare B.19391957-5-12 San Luis ObispoFranklin Creek
    UC2027506UCJEPSEquisetum hyemale subsp. affineDavid J. Keil, Adam Lambert, Lisa Andreano, Mike Walgren315452013-2-22 San Luis ObispoFringe of Morro Bay salt marsh at base of El Morro Elfin Forest.
    UCR84039UCREquisetum hyemale subsp. affineScott D. White18021993-8-07 San BernardinoFrog Creek near Jenks Lake, Barton Flats; San Bernardino Mtns
    CAS-BOT57826CASEquisetum hyemale subsp. affineHowell, John Thomass.n.1970-4-1 MontereyFrom a garden in Pacific Grove.
    PGM5717PGMEquisetum hyemale subsp. affineHowitt, Beatrice F30921969-7-09 MontereyGabilan Range, Bardin Ranch Gabilan Range, In canyon creekside
    PGM5716PGMEquisetum hyemale subsp. affineHowitt, Beatrice F16551963-7-10 MontereyGabilan Range, Chualar Canon creekside, About 2 miles up from old house
    PGM1388PGMEquisetum hyemale subsp. affineYadon, Vern1975-6-11 MontereyGabilan Range, Fremont Pk W of Summit, Private rd James Bardin Ranch
    CAS-BOT57213CASEquisetum hyemale subsp. affinePusateri, Samuel J.s.n.1946-7-1 TulareGiant Forest commissary curve
    THRI-SEKI118THRIEquisetum hyemale subsp. affinePusateri, Samuel J.1970-7-31 UnknownGiant Forest, Commissary Curve
    CAS-BOT57208CASEquisetum hyemale subsp. affineWells, Mary P.s.n.1981-7-1 SonomaGoat Rock State Beach
    SJSU1755SJSUEquisetum hyemale subsp. affineG.B. Youngberg511956-3-03 Santa CruzGold Gulch near Felton
    CAS-BOT57165CASEquisetum hyemale subsp. affineLarson, Enid A.s.n.1971-1-30 InyoGoodale Creek, north of Independence
    UC399180UCJEPSEquisetum hyemale subsp. affineGeo. D. Butler8771909-6-22 SiskiyouGoosenest foothills
    THRI-SEKI120THRIEquisetum hyemale subsp. affineBailey, H.E.Not Provided1934-9-14 UnknownGranite Cr
    UC1063709UCJEPSEquisetum hyemale subsp. affineH. E. Bailey1934-9-14 TulareGranite Creek Tehipite Quadrangle
    RSA66433RSAEquisetum hyemale var. affineP. A. Munz166071951-7-17 TrinityGrasshopper Public Camp, 2.5 W of Stuart Gap, North Yolla Bolly Mtns.
    CAS-BOT57152CASEquisetum hyemale subsp. affineMunz, P. A.166071951-7-17 TrinityGrasshopper Public Camp, 2.5 mi. n.w. of Stuart Gap, North Yolla Bolly Mts.
    CAS-BOT57872CASEquisetum hyemale subsp. affineMunz, P. A.166071951-7-17 MontereyGrasshopper Public Camp, 2.5 mi. nw. of Stuart Gap, North Yolla Bolly Mts.
    UCR19847UCREquisetum hyemale subsp. affineH.M. Ritters.n.1931-4-21 Los AngelesGriffith Park, Los Feliz Bridge, Los Angeles River
    RSA0101520RSAEquisetum hyemale var. affineBonnie C. Templetons.n.1944-6-17 Los AngelesGriffith Park.
    CDA0042481CDAEquisetum hyemale subsp. affineHensons.n.1929-7-24 Los AngelesGriffiths Park; Los Angeles.
    HSC36459HSCEquisetum hyemale subsp. affineJohn Rehling1121976-2-20 HumboldtGrowing along the banks of the Van Dusen just W of Bridgeville
    UCR244750UCREquisetum hyemale subsp. affinePeter Rubtzoff16941954-8-11 SonomaGuerneville Marsh
    RSA784476RSAEquisetum hyemale var. affinePeter Rubtzoff16941954-8-11 SonomaGuerneville Marsh.
    CAS-BOT164656CASEquisetum hyemale subsp. affineRubtzoff, Peter16941954-8-11 SonomaGuerneville Marsh.
    RSA263784RSAEquisetum hyemale var. affineR. Weatherby30751950-5-04 RiversideHagador
    UC1981734UCJEPSEquisetum hyemale subsp. affineC. Braun, S. Finch, F. Wang0252011-3-19 InyoHalf mile above road end (Chris Wicht camp) in Surprise Canon, west slope of Panamint Mountains, 32.8 miles southeast of Panamint Springs.
    UCSC1069UCSCEquisetum hyemale subsp. affinePeter Kamb12771948-10-31 RiversideHall Canon, San Jacinto Mts
    UCSC1067UCSCEquisetum hyemale subsp. affinePeter Kamb11611948-7-04 RiversideHall Canon, San Jacinto Mts. -
    CAS-BOT57143CASEquisetum hyemale subsp. affineBlakley, E. R.61281963-9-4 MariposaHappy Isles, on the Merced River, Yosemite Valley
    CAS-BOT57217CASEquisetum hyemale subsp. affineDudley, W. R.28771900-7-26 TulareHarmon Meadow, Sequoia National Park
    UC1544792UCJEPSEquisetum hyemale subsp. affineAlmut G. Jones72611986-8-25 ShastaHat Creek area near Old Honn Homestead (along Hwy. 89); Hat Creek area
    RSA684669RSAEquisetum hyemale var. affinePercy Train194901937-4-10 InyoHead of Jail Canon.
    CAS-BOT57164CASEquisetum hyemale subsp. affineTrain, Percys.n.1937-4-10 InyoHead of Jail Canyon, W. slope of Panamint Range
    RSA0167336RSAEquisetum hyemale var. affineDuncan S. Bell111012017-6-22 San BernardinoHeadwaters of the Whitewater River; San Gorgonio Wilderness area; near the top of the South Fork of the Whitewater River, approximately 2 air miles south of the summit of San Gorgonio.; San Gorgonio Mountain
    RSA407249RSAEquisetum hyemale var. affineGladys L. Smith82871983-9-06 MendocinoHendy Woods State Park, along S shore of Navarro River.
    CAS-BOT57862CASEquisetum hyemale subsp. affineSmith, Gladys L.82871983-9-6 MendocinoHendy Woods State Park, along s. shore of Navarro River.
    CHSC123208CHSCEquisetum hyemale subsp. affineL. P. Janeway133452020-10-8 ButteHigh Canong Butte Creek about 4.8 air-km northeast of Butte Meadows; southeast side of the creek opposite Cherry Hill Campground. T2 N, R4E, SW 1/4 of SW 1/4 of sec. 14. Jonesville 7.5' quad.
    RSA794955RSAEquisetum hyemale var. affineL. Ahart161622009-7-27 PlumasHigh area in a small pond, headwaters of Grizzly Gulch, 2.1 air miles northwest of Butt Valley Reservoir Dam.
    CSUSB92524CSUSBEquisetum hyemale subsp. affineJack Hills.n.1973-7-07 MarinHighway 1 off Point Reyes, roadside, overlooking bay
    CDA0031262CDAEquisetum hyemale subsp. affineM. Beyers8172010-8-27 AlpineHighway 4: East fork of the Canon River, where highway bridges the river.
    CAS-BOT57184CASEquisetum hyemale subsp. affineSmith, Clifton F.19111947-3-3 Santa BarbaraHobo Rock on south side of San Marcos Pass
    JEPS79608UCJEPSEquisetum hyemale subsp. affineEdward Lee1978-12-10 SonomaHood Mt. Park
    UC211449UCJEPSEquisetum hyemale subsp. affineMichener, Bioletti1893-3-01 SonomaHood's Peak
    UC62558UCJEPSEquisetum hyemale subsp. affineP. E. Goddard881901-7-01 HumboldtHupa
    CAS-BOT57864CASEquisetum hyemale subsp. affineWheeler, Clare R.; Smith, Gladys L.22201981-5-22 MendocinoHwy 175 ca. 1/2 mi. e. of Hopland.
    UCR67731UCREquisetum hyemale subsp. affineA.M. Rea16171989-4-30 ImperialHwy 78, c. 2 mi west of Algodones Dunes.; Sonoran Desert
    RSA786868RSAEquisetum hyemale var. affineCarrie A. Herd41982-3-06 MendocinoHwy. 128, 4.4 mi. S of junction with Hwy. 1
    HSC85044HSCEquisetum hyemale subsp. affineClare R. Wheeler22201981-5-22 MendocinoHwy. 175, 0.5 mi. E of Hopland
    RSA627506RSAEquisetum hyemale var. affineScott D. White6947(unic.)1998-7-31 RiversideIdyllwild Area: Strawberry Creek between crossing at Circle Drive and Hymber Park.; San Jacinto Peak
    JEPS124650UCJEPSEquisetum hyemale subsp. affineS. Hardinghaus1,677,2-0291967-7-02 El DoradoIn Canon. Emerald Bay HWY 89. Down almost to Lake.
    RSA577862RSAEquisetum hyemale var. affinePeter Fritsch13891990-7-12 San BernardinoIn draw and along road of canyon N to NE of Baldy Notch (the one that drains into Coldwater Canon). About 25 kilometers NW of San Bernardino.
    CAS-BOT57830CASEquisetum hyemale subsp. affineHowell, John Thomas349191959-9-24 PlumasIndian Creek Canyon near Indian Falls.
    UC1076463UCJEPSEquisetum hyemale subsp. affineH. L. Mason56731930-6-01 MarinInverness Ridge
    JROH64JROHEquisetum hyemale subsp. affineToni Corelli3072005-10-12 San MateoJasper Ridge Biological Preserve, Stanford University. Trail 13, north side of Leonard's bridge.
    SD10030SDEquisetum hyemale subsp. affineE. B. Copelands.n.1929-7-06 ButteJonesville
    UC600577UCJEPSEquisetum hyemale subsp. affineH. F. Copeland2261920-5-23 ButteJonesville
    UC398880UCJEPSEquisetum hyemale subsp. affineE. B. Copeland3301929-7-06 ButteJonesville
    SDSU03946SDSUEquisetum hyemale subsp. affineCopeland, E. B.7341929-6-06 ButteJonesville.
    POM196126RSAEquisetum hyemale var. affineE. B. Copeland3301929-7-06 ButteJonesville.
    CHSC11938CHSCEquisetum hyemale subsp. affineE. B. Copeland3301929-7-06 ButteJonesville.
    CAS-BOT57854CASEquisetum hyemale subsp. affineCopeland, E. B.3301929-7-6 ButteJonesville.
    CAS-BOT57855CASEquisetum hyemale subsp. affineCopeland, E. B.3301929-7-6 ButteJonesville.
    CAS-BOT57874CASEquisetum hyemale subsp. affineHowell, John Thomas312391956-3-26 MontereyJunction of Jamesburg & Cochagua roads.
    CAS-BOT57166CASEquisetum hyemale subsp. affineHardham, Clare B.25841957-9-3 KernKern Co. Park
    CAS-BOT57167CASEquisetum hyemale subsp. affineHowell, John Thomas388981962-9-25 KernKern River bed 3 miles north of Kernville
    CAS-BOT57212CASEquisetum hyemale subsp. affineRaven, Peter H.83841955-7-26 TulareKern River between Junction Meadows and the hot springs
    CAS-BOT57168CASEquisetum hyemale subsp. affineTwisselmann, Ernest C.65431961-8-22 KernKern River, 3.4 miles south of Kernville
    CAS-BOT57827CASEquisetum hyemale subsp. affineBlakley, E. R.38211960-9-3 PlacerKing's Beach, Lake Tahoe.
    CAS-BOT57157CASEquisetum hyemale subsp. affineHowell, John Thomas353571960-6-6 FresnoKings Canyon near Granite Creek
    CAS-BOT57203CASEquisetum hyemale subsp. affineWheeler, Louis C.29021934-7-12 SiskiyouKlamath National Forest, Cottonwood Creek
    POM281795RSAEquisetum hyemale var. affineJ. Ewan37331929-12-23 Los AngelesLa Sierra Canon, Santa Monica Mtns.
    UC472141UCJEPSEquisetum hyemale subsp. affineJ. Ewan37331929-12-23 Los AngelesLa Sierra Canon; Santa Monica Mts.
    RSA785850RSAEquisetum hyemale var. affinePeter Rubtzoff47851961-10-23 SonomaLaguna de Santa Rosa area NE of Graton.
    CAS-BOT164055CASEquisetum hyemale subsp. affineRubtzoff, Peter47851961-10-23 SonomaLaguna de Santa Rosa area northeast of Graton.
    DAV199154DAVEquisetum hyemale subsp. affineGeri Hulse-Stephens5692001-4-29 LakeLake County: Goat Mountain. Addington Canon.
    DAV218662DAVEquisetum hyemale subsp. affineJames Neilson40381981-6-20 LakeLake County: Mayacmas Mountains. Above Ford Flat, about 1 mi. n. of junction of crest fire road and Socrates Mine Rd. (Exact location unknown, coordinates estimated by label maker. In notebook also references 1 mi. north of Birdsong Meadow. Mayacmas Crest stream.)
    RSA593556RSAEquisetum hyemale var. affineSteve Boyd89211996-7-11 Los AngelesLiebre Mountains, Castaic Creek, upstream from Fish Canon, entering the narrower portion of the [floodplain?]; Whitaker Peak
    POM312812RSAEquisetum hyemale var. affineD. Taylors.n.1952-5-1 Los AngelesLittle Dalton Canon - north of Glendora. San Gabriel Mtn. range. San Gabriel River drainage area. Veg. type chaparral. north slope.
    SDSU01969SDSUEquisetum hyemale subsp. affineGodsil, J.2141952-4-28 Los AngelesLittle Dalton Canon, above Glendora.
    POM211516RSAEquisetum hyemale var. affineL. C. Wheeler21681933-10-07 Los AngelesLiveoak Canon
    RSA684664RSAEquisetum hyemale var. affineL. C. Wheeler21681933-10-07 Los AngelesLiveoak Canon
    JEPS60126UCJEPSEquisetum hyemale subsp. affineLouis C. Wheeler21681933-10-07 Los AngelesLivoak Canon; San Gabriel Mts.
    CAS-BOT57220CASEquisetum hyemale subsp. affineShevock, Jim2361970-5-24 TulareLloyd Mdws; Basin
    PUA44559PUAEquisetum hyemale var. affineJoe Callizo1980-3-01 NapaLocal landmark: Bay View Avenue. Cuttings Wharf Quad.
    PUA41187PUAEquisetum hyemale var. affineLinda M. Barker1977-5-14 Del NorteLocal landmark: Shelly Creek. Gasquet Quad.
    CHSC8348CHSCEquisetum hyemale subsp. affineEdward L. Smith101957-5-30 Los AngelesLocated in Little Dalton Canon, San Gabriel Mtns.
    CHSC8336CHSCEquisetum hyemale subsp. affineEdward L. Smith71957-6-16 San FranciscoLocated on s slope of Lobos Creek, Presidio, San Fransisco.
    RSA684673RSAEquisetum hyemale var. affineNoel Wallace4141938-7-27 KernLoco Bill Creek [Loco Bill Canon: 35 ° 23′10″N 118 ° 23′15″W], Piute Mountains.
    RSA247422RSAEquisetum hyemale var. affineJack Delaini361974-4-05 Los AngelesLodi canyon, San Dimas Experimental Forest, Angeles National Forest.
    UCR101951UCREquisetum hyemale subsp. affineR.G. Swinney23151993-6-22 San BernardinoLone Pine Canon, c. 300 m south of Lone Pine Canon Road and 4 mi west of Swarthout Canon Road, c. 0.5 mi. above Clyde Ranch; Eastern San Gabriel Mtns
    DAV31114DAVEquisetum hyemale subsp. affineKenneth A. Wilson10311961-3-14 Los AngelesLos Angeles County: Santa Monica Mtns., Mulholland Hwy, 2 miles west of Sulphur Hot Springs.
    LA212536LAEquisetum hyemale subsp. affineL. Hainess.n.1937-4-17 Los AngelesLos Angeles River - Griffith Park
    CAS-BOT57192CASEquisetum hyemale subsp. affineSmith, Dr. R.J.s.n.1909-5-25 Santa ClaraLos Buellis Hills
    RSA684672RSAEquisetum hyemale var. affineH. M. Ritters.n.1931-4-21 Los AngelesLos Feliz Bridge at Griffith Park; Los Angeles River
    POM87717RSAEquisetum hyemale var. affineL. R. Abrams30711902-10-11 Santa ClaraLos Gatos Creek
    CAS-BOT57194CASEquisetum hyemale subsp. affineDudley, W. R.s.n.1902-10-11 Santa ClaraLos Gatos Creek
    CAS-BOT57195CASEquisetum hyemale subsp. affineDudley, W. R.s.n.1902-10-11 Santa ClaraLos Gatos Creek
    SBBG226870SBBGEquisetum hyemale subsp. affineR. Burgess19031996-4-21 VenturaLos Padres National Forest; small drainage adjacent to Cienega Cmpgrd, S side of Santa Paula Pk
    RSA38720RSAEquisetum hyemale var. affineP. A. Munz119371947-7-21 San BernardinoLost Creek
    POM229367RSAEquisetum hyemale var. affinePhilip A. Munz170781942-6-16 San BernardinoLost Creek in San Bernardino Mountains
    RSA684667RSAEquisetum hyemale var. affineNorman C. Cooper28651948-8-24 San BernardinoLost Creek, San Bernardino Mountains.
    CAS-BOT57833CASEquisetum hyemale subsp. affineHowell, John Thomas234581947-7-21 San BernardinoLost Creek, San Bernardino Mountains.
    CAS-BOT57834CASEquisetum hyemale subsp. affineHowell, John Thomas234581947-7-21 San BernardinoLost Creek, San Bernardino Mountains.
    UCR202275UCREquisetum hyemale subsp. affineJon P. Rebman137822007-8-8 San DiegoLoveland Reservoir, south of Alpine and Japatul Valley Road, just below the dam (south) at the extreme southeastern end of the reservoir. Square Q16
    RSA684662RSAEquisetum hyemale var. affineF. R. FosbergS-54931931-8-11 Los AngelesLower Pine Flat, First Camp, N Fork, San Gabriel Canon
    HSC22470HSCEquisetum hyemale subsp. affineJ.O. Sawyer8261969-6-11 SiskiyouLower slope next to the C.C.C. road on the N fork of Horse Range Creek
    MCCC2016MCCCEquisetum hyemale var. affineV.A. Barnes1962-5-05 MendocinoMacKerricher State Park, around lake in dunes
    RSA275366RSAEquisetum hyemale var. affineJames Payne Smith49961971-10-09 HumboldtMad River above the Fish Hatchery.
    UC1215533UCJEPSEquisetum hyemale subsp. affineRichard M. Mallory1021953-9-04 Santa CruzMaddock's Cabin Tr. halfway between cabin and North Escape Rd.; Big Basin Redwood State Park
    RSA150595RSAEquisetum hyemale var. affineRichard Mallory1021953-9-04 Santa CruzMaddocks Cabin Tr. halfway between cabin and N Escape Road.
    SD38387SDEquisetum hyemale subsp. affineEdith A. Purers.n.1931-8-04 VenturaMandalay Beach
    CAS-BOT57225CASEquisetum hyemale subsp. affinePollard, Henry M.s.n.1946-2-3 VenturaMatilija Canyon, Hitherto found only in Stewart Canyon
    SBBG226869SBBGEquisetum hyemale subsp. affineR. Burgess12011994-3-05 VenturaMcGrath St Beach, S side of Santa Clara River Estuary, Nature Trail, Oxnard
    DAV130475DAVEquisetum hyemale subsp. affineFrederica Bowcutt15841992-7-22 MendocinoMendocino County: 80 air miles S of Eureka, 20 air miles S of Garberville, 10 air miles W of Leggett. Near mouth of Usal Creek in 'Shady Dell'.
    DAV116748DAVEquisetum hyemale subsp. affineFrederica Bowcutt1030b1987-5-28 MendocinoMendocino County: Sinkyone Wilderness State Park. Along the North Fork of Jackass Creek. Just north of old town site of Wheeler. SE of Bear Harbor 2 air miles.
    CHSC100285CHSCEquisetum hyemale subsp. affineD. Isle14931989-4-20 TehamaMendocino National Forest - North Coast Ranges. Sacramento River. Red Bluff Diversion Dam area.
    UCR160332UCREquisetum hyemale subsp. affineA.C. Sanders154541994-8-25 San BernardinoMiddle Fork Creek (tributary of Alder Cr.) at and above FS Road 1N09/City Creek Truck Trail
    UC810300UCJEPSEquisetum hyemale subsp. affineR. J. Smith1906-6-18 Santa ClaraMilpitas
    CAS-BOT57216CASEquisetum hyemale subsp. affineTwisselmann, Ernest C.143021968-6-1 TulareMineral King: just below Silver City
    CAS-BOT57215CASEquisetum hyemale subsp. affineTwisselmann, Ernest C.143021968-6-1 TulareMineral King: just below Silver City
    CAS-BOT57214CASEquisetum hyemale subsp. affineTwisselmann, Ernest C.143021968-6-1 TulareMineral King: just below Silver City
    CAS-BOT57838CASEquisetum hyemale subsp. affineNoldeke, Anitas.n.1957-7-16 San FranciscoMiss Noldeke's garden, 11th Ave., San Francisco.
    SDSU01955SDSUEquisetum hyemale subsp. affineHarvey, D. R.5371931-4-16 San DiegoMission Gorge.
    UCSB020363UCSBEquisetum hyemale subsp. affineMrs. R. F. Bingham1882-8-1 Santa BarbaraMontecito foothills.
    PGM614PGMEquisetum hyemale subsp. affineLind, Helen1969-11-10 MontereyMonterey Peninsula, Del Monte Forest, 17 Mile Drive inland from S Moss Beach
    RSA43023RSAEquisetum hyemale var. affineRobert F. Hoover71101947-4-27 San Luis ObispoMorro Creek, above base of grade on highway to Atascadero.
    RSA684666RSAEquisetum hyemale var. affineGeo. C. Johnstones.n.1925-4-10 Los AngelesMount Lowe.
    RSA684671RSAEquisetum hyemale var. affineGrinnells.n.1915-9-03 Los AngelesMount Lowe; canyon below Alpine Tavern
    CAS-BOT57140CASEquisetum hyemale subsp. affineTrue, Gordon H.4631962-4-25 NevadaMouth of Canyon Creek on South Yuba River, about 3 miles east of Washington
    CHSC7193CHSCEquisetum hyemale subsp. affineLynn R. Thomas1061969-4-18 TehamaN side of Deer Creek, s edge of Calif. 32, 8 mi w of junction with Calif. 36.
    UCSB020358UCSBEquisetum hyemale subsp. affineWong, R.661978-6-03 Santa BarbaraN side of Pardall Rd. fronting Axis Herb, 50 W of corner of Embarcadero del Norte and Pardall Rds., Isla Vista.
    HSC44040HSCEquisetum hyemale subsp. affineThomas W. Nelson33431977-4-23 HumboldtN side of Ridge between Bear and Blanket Creeks
    RSA137080RSAEquisetum hyemale var. affineI. L. Wiggins141541957-6-21 MendocinoNavarro River.
    CAS-BOT57859CASEquisetum hyemale subsp. affineWiggins, Ira L.141541957-6-21 MendocinoNavarro River.
    CAS-BOT57841CASEquisetum hyemale subsp. affineCannon, Miss. E.s.n.1899-5-1 San FranciscoNear Alm House, San Fransisco.
    LOB113074LOBEquisetum hyemale var. affineJ. Ekhoffs.n.1975-4-09 OrangeNear Central Avenue in Seal Beach
    HSC54155HSCEquisetum hyemale subsp. affineGilbert Muth83701979-7-18 TrinityNear Deep Hollow Creek, close to the town of Mad River
    RSA612604RSAEquisetum hyemale var. affineE. E. Stanford15351930-5-30 SacramentoNear Isleton, along Sacramento River.
    RSA684681RSAEquisetum hyemale var. affineE. E. Stanford15351930-5-30 SacramentoNear Isleton, along Sacramento River.
    CAS-BOT57835CASEquisetum hyemale subsp. affineMunz, Philip A.170781942-6-16 San BernardinoNear Lost Creek, San Bernardino Mts.
    HSC97438HSCEquisetum hyemale subsp. affineIvy Watson592008-10-11 HumboldtNear Mad River mouth, S bank, about 500 ft. from river
    CAS-BOT57900CASEquisetum hyemale subsp. affineSmith, R. J.s.n.1909-6-1 AlamedaNear Mission San Jose.
    HSC81461HSCEquisetum hyemale subsp. affinePaul Wilson891983-12-30 MendocinoNear Piercy, Pepperwood Springs Mtn. Rd.
    CAS-BOT57847CASEquisetum hyemale subsp. affinePollard, Henry M.s.n.1954-9-6 San FranciscoNear Point Lobos, San Francisco.
    CAS-BOT57846CASEquisetum hyemale subsp. affineRaven, Peter H.81841954-9-18 San FranciscoNear Pt. Lobos, San Francisco.
    SD120718SDEquisetum hyemale subsp. affineEdward Lee6361934-4-01 SacramentoNear Ryde and 20 miles west of Sacramento
    CAS-BOT57154CASEquisetum hyemale subsp. affineHowell, John Thomas156321940-7-28 FresnoNear Sphinx Creek, Bubbs Creek
    CAS-BOT57858CASEquisetum hyemale subsp. affineHowell, John Thomas216101946-4-14 MarinNear Tomales.
    RSA53855RSAEquisetum hyemale var. affineHenry M. Pollards.n.1946-8-31 HumboldtNew Wilson Creek, Orleans Mt.
    RSA684663RSAEquisetum hyemale var. affineJoseph A. Ewan2991928-8-1 Los AngelesNichols Canon
    CAS-BOT57141CASEquisetum hyemale subsp. affineTrue, Gordon H.; Howell, John Thomas61741970-8-11 NevadaNorth side of Donner Lake ca. 3.5 miles west of Truckee
    RSA714717RSAEquisetum hyemale var. affineA. C. Sanders255832002-8-26 Los AngelesNortheastern Santa Susana Mtns./Santa Clara River Watershed: Newhall Ranch, small spring at south edge of Santa Clara River Valley, SE of trailer park at Castaic Creek, downstream of large spring near ′Airport Mesa′
    PGM4020PGMEquisetum hyemale subsp. affineYadon, Vern1992-4-14 MontereyNorthern Monterey County, Ft Ord, Nr Merrill Ranch boundary
    CAS-BOT57207CASEquisetum hyemale subsp. affineRubtzoff, Peter1911951-6-10 SonomaNorthern half of Lower Marsh
    UCR109146UCREquisetum hyemale subsp. affineLouis C. Wheelers.n.1968-7-01 Los AngelesOak Spring, Oak Spring Canon, off Little Tujunga; San Gabriel Mountains
    CAS-BOT57180CASEquisetum hyemale subsp. affineHoover, R. F.64221946-9-17 San Luis ObispoOceano
    HSC64638HSCEquisetum hyemale subsp. affineLinda M. Barker17171977-5-14 Del NorteOld Gasquet Toll Rd., 6.2 N of Patrick Cr. Jct.
    JEPS79665UCJEPSEquisetum hyemale subsp. affineEdward Lee50031955-3-13 AlamedaOld Tunnel Rd Oakland; Oakland Hills
    CAS-BOT57870CASEquisetum hyemale subsp. affineHowitt, Beatrice F.30921969-7-9 MontereyOn Badin Ranch in Gabilan Range below Hermont Peak on w. side.
    CHSC31516CHSCEquisetum hyemale subsp. affineL. Ahart14161977-6-16 ButteOn both sides of North Honcut Creek, 3.0 mi ne of Honcut near Peter Ahart Ranch.
    JEPS116125UCJEPSEquisetum hyemale subsp. affineLowell Ahart, John Dittes161622009-7-27 PlumasOn damp soil, high area in a small pond, headwaters of Grizzly Gulch, 2.1 miles (air) northeast of Butt Valley Reservoir Dam
    CHSC102045CHSCEquisetum hyemale subsp. affineLowell Ahart161622009-7-27 PlumasOn damp soil, high area in a small pond, headwaters of Grizzly Gulch, 2.1 miles (air) northeast of Butt Valley Reservoir Dam. T2 N R08E S08 NE1/4
    CHSC21043CHSCEquisetum hyemale subsp. affineM. S. Taylor9651975-10-04 ButteOn s side of Kunkle Reservoir, ca. 200 yds e of Pentz-Magalia Hwy, ca. 1 mi s of Paradise.
    CAS-BOT57857CASEquisetum hyemale subsp. affineDay, Rosamonds.n.1978-2-20 MarinOn s. slope of San Rafael Hills just n. of Glenbrook.
    UCSC3236UCSCEquisetum hyemale subsp. affineRandall Morgans.n.2005-5-30 PlacerOn sand dune, shore of Lake Tahoe, Tahoe Vista. Lake Tahoe, Tahoe Vista
    UCSC3237UCSCEquisetum hyemale subsp. affineSteve Castagnoli, Greg de Nevers, R. Doug Stone2811981-8-21 PlacerOn sand dune, shore of Lake Tahoe, Tahoe Vista. Lake Tahoe, Tahoe Vista
    LOB113078LOBEquisetum hyemale var. affineH. Roberts1001972-4-22 San BernardinoOn the Santa Ana River, 4-7 miles west of Seven Oaks
    JEPS122337UCJEPSEquisetum hyemale subsp. affineLowell Ahart193742014-4-16 ButteOn the sides but near the top of a large canal, about 100 yards north of East Gridley Road, on the west side of the Feather River, about 2 miles east of Gridley.
    CHSC113374CHSCEquisetum hyemale subsp. affineLowell Ahart193742014-4-16 ButteOn the sides but near the top of a large canal, about 100 yards north of East Gridley Road, on the west side of the Feather River, about 2 miles east of Gridley. T1 N R03E S3 W1/4
    JEPS120178UCJEPSEquisetum hyemale subsp. affineLowell Ahart182762012-7-5 ButteOn the south edge of Big Chico Creek, at Table 11, east of the Deer Pen, Lower Bidwell Park, Chico.
    CHSC109682CHSCEquisetum hyemale subsp. affineLowell Ahart182762012-7-5 ButteOn the south edge of Big Chico Creek, atTable 11, east of the Deer Pen, Lower Bidwell Park, Chico. T2 N R02E S1 W1/4
    CHSC116661CHSCEquisetum hyemale subsp. affineLowell Ahart206962016-2-11 TehamaOn the south side of Deer Creek Trail, about 100 yards west of Big Leaf Pool, about 1-1/2 miles by trail to Highway 32. T2 N R03E S25 near center
    CHSC123017CHSCEquisetum hyemale subsp. affineLowell Ahart221822020-7-25 ShastaOn the south side of a poor dirt road, dry meadow on the north side of McCumber Lake, on the south side of Lake McCumber road, 3.3 miles (air) northwest of Viola, about 8.8 miles from Shingletown. T1 N, R2E, southeast 1/4 Section 10.
    RSA166816RSAEquisetum hyemale var. affineE. R. Blakley45451961-7-17 Santa BarbaraOn the upper Sisquoc River below Bear Camp, San Rafael Mountains.
    CAS-BOT57185CASEquisetum hyemale subsp. affineBlakley, E. R.45451961-7-17 Santa BarbaraOn the upper Sisquoc River below Bear Camp, San Rafael Mts.
    CHSC116290CHSCEquisetum hyemale subsp. affineLowell Ahart205522015-10-16 ButteOn west side of Feather River, about half way of and east of One Mile Pond, about 6 miles (air) east of Biggs. T1 N R03E S1 W1/4
    RSA794970RSAEquisetum hyemale var. affineL. Ahart171512010-9-13 ButteOroville Wildlife Area, about 0.5 miles west of Pacific Heights Road, about 3.5 air miles northwest of Palermo.
    CAS-BOT57218CASEquisetum hyemale subsp. affineTwisselmann, Ernest C.; McMillan, Eben; Nathan, Liberto R.; Burkhart, Robert182181971-8-31 TularePainter's Camp at Kern River (and also all along Nine Mile Creek up to Jordan Hot Springs)
    CAS-BOT57219CASEquisetum hyemale subsp. affineTwisselmann, Ernest C.; McMillan, Eben; Nathan, Liberto R.; Burkhart, Robert182181971-8-31 TularePainter's Camp at Kern River (and also all along Nine Mile Creek up to Jordan Hot Springs)
    POM956RSAEquisetum hyemale var. affineL. C. Wheeler591916-3-18 Los AngelesPalmers Canon, near pool
    SD162443SDEquisetum hyemale subsp. affineRobert Lauri3612002-8-9 San DiegoPalomar Mountain State Park. Doane Creek trail approximately 180 meters northwest of Doane Pond.
    SDSU16840SDSUEquisetum hyemale subsp. affineLauri, Robert3612002-8-9 San DiegoPalomar Mountain State Park. Doane Creek trail approximately 800 meters north of Doane Pond.
    SD163270SDEquisetum hyemale subsp. affineRobert Lauri6122003-10-2 San DiegoPalomar Mountain State Park. French Creek at southern end of Lower French Valley.
    SDSU16785SDSUEquisetum hyemale subsp. affineLauri, Robert6122003-10-2 San DiegoPalomar Mountain State Park. French Creek at southern end of Lower French Valley.
    SD112401SDEquisetum hyemale subsp. affineDarley F. Howe24151954-6-13 San DiegoPalomar Mountain, Pauma Creek
    SDSU16660SDSUEquisetum hyemale subsp. affineLauri, Robert6122003-10-2 San DiegoPalomar mountain State Park. French Creek at southern end of lower French Valley.
    RSA684668RSAEquisetum hyemale var. affineAlan Romspert79871979-5-17 InyoPanamint Mountains; Johnson Canon, trail up the creek to Hungry Bill′s.
    UCR785UCREquisetum hyemale subsp. affineRonald H. Sauers.n.1965-4-13 Los AngelesPasadena, at base of second waterfall in Pine Canon off Arroyo Seco Canon
    UC1362051UCJEPSEquisetum hyemale subsp. affineR. J. Rodin69751962-9-03 Del NortePatrick Creek area
    CDA0018226CDAEquisetum hyemale subsp. affineG.D. Barbe18541974-6-17 Del NortePebble Beach Rd. S of Airport and Washington Blvd. Crescent City. North Coast Ranges.
    PPWD1566PPWDEquisetum hyemale subsp. affineG. de Nevers104471993-5-16 SonomaPepperwood Preserve - Franz Valley Road. Along Franz Creek east of 3865 Franz Valley Rd. 38 N; 122 W. T9N; R8W; Sec. 35 and surrounding sections. 300-1500 ft.
    UCR255026UCREquisetum hyemale subsp. affineGreg de Nevers104471993-5-16 SonomaPepperwood Ranch Natural Preserve, 3450 Franz Valley Rd., Santa Rosa
    CAS-BOT57206CASEquisetum hyemale subsp. affinede Nevers, Greg104471993-5-16 SonomaPepperwood Ranch Natural Preserve, 3450 Franz Valley Road, Along Franz Creek east of 3865 Franz Valley Rd.
    RSA0045168RSAEquisetum hyemale var. affineGreg de Nevers104471993-5-16 SonomaPepperwood Ranch Natural Preserve, 3450 Franz Valley Road. Along Franz Creek east of 3865 Franz Valley Rd.
    CAS-BOT57160CASEquisetum hyemale subsp. affinePollard, Henry M.s.n.1946-8-11 HumboldtPerch Creek, Orleans region
    CAS-BOT57181CASEquisetum hyemale subsp. affineFerris, Roxana S.21131921-3-20 San MateoPescadero Creek
    RSA30891RSAEquisetum hyemale var. affineRoxana S. Ferris21131921-3-20 San MateoPescadero near mouth of canon. The Santa Cruz Mtn Peninsula.
    JEPS79606UCJEPSEquisetum hyemale subsp. affineEdward Lee1978-6-08 San FranciscoPine Lake (Laguna de la Puerca); San Francisco
    CAS-BOT57829CASEquisetum hyemale subsp. affineCayot, F.; Hatton; Jardine1081914-9-17 PlumasPlumas Forest.
    CAS-BOT57853CASEquisetum hyemale subsp. affineTaylor, M. S.52441983-3-13 ButtePulga quad. Community of Pulga, off n. side of Hwy 70, ca. 20 mi. ne. of Oroville. In ditch by RR tracks.
    CAS-BOT57193CASEquisetum hyemale subsp. affineDudley, W. R.s.n.1904-1-24 Santa ClaraRavine above Hidden Villa, near Black Mt.
    SJSU4685SJSUEquisetum hyemale subsp. affineH.T. Harvey4041965-7-21 TulareRedwood Creek, Redwood Canon, Redwood Mtn Grove Extension of Kings Canon National Park
    RSA650203RSAEquisetum hyemale var. affineGerald F. Blisss.n.1948-5-23 Los AngelesRiverbed, San Dimas Canon Park, San Dimas.
    UCSB040874UCSBEquisetum hyemale subsp. affineThomas Mulroys.n.1990-11-02 Santa BarbaraRoyal Spring. Maria Ygnacio Creek.
    RSA0051717RSAEquisetum hyemale var. affineTom Golbins.n.1965-2-18 Los AngelesRustic Canon, Santa Monica Mts.
    RSA0051551RSAEquisetum hyemale var. affineTom Golbins.n.1965-2-18 Los AngelesRustic Canon, Santa Monica Mts.
    HSC85057HSCEquisetum hyemale subsp. affineGladys L. Smith82871983-9-06 MendocinoS bank of Navarro River, Hendy Woods State Park
    HSC37252HSCEquisetum hyemale subsp. affineGary S. Lester7751975-9-27 MendocinoS fork of Eel River below Spraugue Meadow
    UCSB020355UCSBEquisetum hyemale subsp. affineWayne R. FerrenGV 201983-7-26 Santa BarbaraS of confluence of E and W forks of San Jose Creek, Del Rey Ranch, Goleta Valley.
    SBBG226884SBBGEquisetum hyemale subsp. affineR. Burgess82172009-3-28 VenturaS side Nordhoff Ridge, Valley View Campground off Pratt Trail, Los Padres National Forest
    RSA0177260RSAEquisetum hyemale var. affineR. Burgess82172009-3-28 VenturaS side Nordhoff Ridge, Valley View Campground off Pratt Trail.
    UC1971490UCJEPSEquisetum hyemale subsp. affineLouis C. Wheelers.n.1973-7-15 Los AngelesSAN GABRIEL MOUNTAINS: Graveyard Canon, second side canyon.
    UC1971411UCJEPSEquisetum hyemale subsp. affineLouis C. Wheeler89371966-10-01 Los AngelesSAN GABRIEL MOUNTAINS: Millie's Orchard, lower Colby Ranch, Coldwater Canon.
    CAS-BOT57845CASEquisetum hyemale subsp. affineRubtzoff, Peter35391957-9-7 San FranciscoSW. of Lands End.
    DAV145734DAVEquisetum hyemale subsp. affineFrederica Bowcutt17261993-9-06 SacramentoSacramento County: Ca. 25 air miles S of Sacramento, 10 air miles W of Galt and 1 air mile NE of Walnut Grove. Immed. E of Locke, in the Sacramento River Delta, just N of the Delta Cross Channel.
    DAV140289DAVEquisetum hyemale subsp. affineunknown collector1011995-5-19 SacramentoSacramento County: Growing along the Sacramento river. 2 miles south of Walnut Grove on East bank.
    POM307392RSAEquisetum hyemale var. affineLyman Benson137321949-6-15 YoloSacramento River levee, 10 miles NW of Sacramento. Sacramento River drainage area.
    JEPS79494UCJEPSEquisetum hyemale subsp. affineEdward Lee, J. Ewan, H. L., L. Mason11791934-9-08 MontereySan Antonio Creek Santa Lucia Mts., San Antonio Creek
    SD82576SDEquisetum hyemale subsp. affineLouis C. Wheelers.n.1931-7-26 Los AngelesSan Antonio Mountains, Palmer Canon
    SD112402SDEquisetum hyemale subsp. affineDarley F. Howe16971947-8-29 San BernardinoSan Bernardino Mountains, Fish Creek
    RSA628406RSAEquisetum hyemale var. affineA. C. Sanders153841994-8-21 San BernardinoSan Bernardino Mountains: Hooks Creek at Forest Service road crossing just above confluence with Little Bear Creek, below Cedar Glen & E of Lake Arrowhead.; Lake Arrowhead
    RSA263921RSAEquisetum hyemale var. affineChristopher Davidson47061976-8-15 San BernardinoSan Bernardino Mountains: Lower South Fork Meadow, San Gorgonio Wilderness Area.
    RSA684677RSAEquisetum hyemale var. affineChristopher Davidson47061976-8-15 San BernardinoSan Bernardino Mountains: Lower South Fork Meadow, San Gorgonio Wilderness Area.
    RSA614085RSAEquisetum hyemale var. affineA. C. Sanders154541994-8-25 San BernardinoSan Bernardino Mountains: Middle Fork Creek (tributary of Alder Cr.) at & above F.S. road 1N09 (City Cr. Truck Trail)
    SFV100095SFVEquisetum hyemale subsp. affineJ. N. Hogue96.21997-9-13 San BernardinoSan Bernardino Mountains; Deep Creek. Near Running Springs.
    CAS-BOT57836CASEquisetum hyemale subsp. affineParish, S. B.; Parish, W. F.s.n.1891-5-20 San BernardinoSan Bernardino Mts.
    RSA334494RSAEquisetum hyemale var. affineR. F. Thorne547511980-9-09 San BernardinoSan Bernardino National Forest: Dry Lake and South Fork of Santa Ana River, San Gorgonio Wilderness Area.
    RSA768297RSAEquisetum hyemale var. affineLeRoy Gross53982010-8-30 San BernardinoSan Bernardino National ForestEast Fork of Barton Creek, above (south) of Jenks Lake Road.; Big Bear Lake 7.5 quad.Entered by Camp Ta Ta Pochon near 34.15 N, 116.88 W. Survey creek as far as 34.15120N, 116.88407.
    RSA771151RSAEquisetum hyemale var. affineLeRoy Gross50732010-7-27 San BernardinoSan Bernardino National ForestRound Cienaga Creek, just above (southeast) of Stetson Creek Road (1N86). Just north of Hill Ranch Road, off Highway 38.; Big Bear Lake 7.5 quad.
    RSA741297RSAEquisetum hyemale var. affineOrlando Mistretta34952008-7-28 San BernardinoSan Bernardino National ForestSanta Ana River Canon. Along main drainage near confluence with Staircase Canon.
    RSA741279RSAEquisetum hyemale var. affineOrlando Mistretta32962008-6-24 San BernardinoSan Bernardino National ForestSanta Ana River drainage. Along Jenks Lake Road; Big Bear Lake
    RSA669511RSAEquisetum hyemale var. affineLeRoy Gross5782002-6-27 San BernardinoSan Bernardino National ForestUpper Horse Meadows- East Meadows, south of Forest Road 1N78, west of Poopout Hill, and between San Y Ca Spring and an unnamed spring to the east.; Moonridge Quad. 7.5San Gorgonio Wilderness
    SD19318SDEquisetum hyemale subsp. affineF. Youngbergs.n.1934-4-01 Los AngelesSan Dimas Canon
    UCR129828UCREquisetum hyemale subsp. affineLouis C. Wheeler591931-9-05 Los AngelesSan Dimas Canon
    UCR129827UCREquisetum hyemale subsp. affineLouis C. Wheeler1611931-9-27 Los AngelesSan Dimas Canon
    UCR208113UCREquisetum hyemale subsp. affineLouis C. Wheeler6791932-5-04 Los AngelesSan Dimas Canon
    SDSU01968SDSUEquisetum hyemale subsp. affineWheeler, Louis C.4571931-9-05 Los AngelesSan Dimas Canon, San Gabriel Mountains.
    RSA639598RSAEquisetum hyemale var. affineL. C. Wheeler6791932-5-04 Los AngelesSan Dimas Canon, San Gabriel Mts.
    RSA639605RSAEquisetum hyemale var. affineL. C. Wheeler8901932-7-02 Los AngelesSan Dimas Canon, San Gabriel Mts.
    RSA650200RSAEquisetum hyemale var. affineBob McKeands.n.1949-2-20 Los AngelesSan Dimas Canon.
    RSA651074RSAEquisetum hyemale var. affineHarvey Kennedys.n.1949-2-13 Los AngelesSan Dimas Canon.
    JEPS60128UCJEPSEquisetum hyemale subsp. affineLouis C. Wheeler1611931-9-27 Los AngelesSan Dimas Canon; San Gabriel Mts.
    CAS-BOT57177CASEquisetum hyemale subsp. affineWheeler, Louis C.1611931-9-27 Los AngelesSan Dimas Canyon, San Gabriel Mts.
    UCR205204UCREquisetum hyemale subsp. affineR.G. Swinney87012008-4-30 Los AngelesSan Dimas Experimental Forest, Monroe Canon
    RSA750097RSAEquisetum hyemale var. affineR. G. Swinney87012008-4-30 Los AngelesSan Dimas Experimental Forest, Monroe Canon; Glendora 7.5′ Q.
    CAS-BOT57153CASEquisetum hyemale subsp. affineRauwendaal, S.0621981-5-16 SierraSan Francisco State Un., Sierra Nevada Field Station, 1/4 east of cabins
    CAS-BOT57839CASEquisetum hyemale subsp. affineCongdon, J. W.s.n.1881-4-27 San FranciscoSan Francisco.
    CAS-BOT57843CASEquisetum hyemale subsp. affineCannon, Evalinas.n.1966-7-11 San FranciscoSan Francisco.
    RSA601870RSAEquisetum hyemale var. affineL. C. Wheeler84841964-6-10 Los AngelesSan Gabriel Canon : East side of the forks.
    SD281051SDEquisetum hyemale subsp. affineDick Swinney196452017-7-10 Los AngelesSan Gabriel Mountains, Fusier Canon, north tributary of Big Tujunga Canon, c. 600 m. up-canyon from confl. with Big Tujunga Canon Road, Condor Peak Quad
    SD81743SDEquisetum hyemale subsp. affineLouis C. Wheeler1611931-9-27 Los AngelesSan Gabriel Mountains, San Dimas Canon
    RSA609585RSAEquisetum hyemale var. affineL. C. Wheelers.n.1968-8-08 Los AngelesSan Gabriel Mountains: About 1/2 mile downstream from trail camp in Devils Canon.
    RSA0192612RSAEquisetum hyemale var. affineR. G. Swinney177152015-9-21 Los AngelesSan Gabriel Mountains: Angeles National Forest, Middle Fork Mill Creek, c. 0.4 mile NW of Angeles Forest Hwy.; Chilao Flat 7.5
    RSA600680RSAEquisetum hyemale var. affineL. C. Wheelers.n.1967-12-10 Los AngelesSan Gabriel Mountains: Fern Canon, off Arroyo Seco at Brown Mountain Road.
    RSA629738RSAEquisetum hyemale var. affineL. C. Wheelers.n.1973-7-15 Los AngelesSan Gabriel Mountains: Graveyard Canon, second side canyon.. .
    RSA602834RSAEquisetum hyemale var. affineR. G. Swinney32511976-8-14 San BernardinoSan Gabriel Mountains: Lone Pine Valley, Clyde Ranch; south side of Lone Pine Road.
    RSA640643RSAEquisetum hyemale var. affineL. C. Wheeler89371966-10-01 Los AngelesSan Gabriel Mountains: Millie's Orchard, lower Colby Ranch, Coldwater Canon
    RSA608880RSAEquisetum hyemale var. affineL. C. Wheelers.n.1968-7-01 Los AngelesSan Gabriel Mountains: Oak Spring, Oak Spring Canon, off Little Tujunga.
    RSA612603RSAEquisetum hyemale var. affineL. C. Wheeler1611931-9-27 Los AngelesSan Gabriel Mountains: San Dimas Canon
    RSA656849RSAEquisetum hyemale var. affineValerie L. Soza10162000-6-14 Los AngelesSan Gabriel Mountains: Spring at Big Cienega, ca. 0.6 mile NE of Deer Flat Campground along South Hawkins Road (FS Road 3N07.2).; Crystal Lake
    CAS-BOT57171CASEquisetum hyemale subsp. affineWheeler, Louis C.63361946-9-2 Los AngelesSan Gabriel Mountains: West Fork San Gabriel River
    RSA608231RSAEquisetum hyemale var. affineL. C. Wheeler63361946-9-02 Los AngelesSan Gabriel Mountains: West Fork San Gabriel River.
    LA213520LAEquisetum hyemale subsp. affineLawrence L. Kiefer8181963-8-16 San BernardinoSan Gabriel Mountains; Mt San Antonio area, headwaters of Coldwater Fork of Lyrtle Creek
    RSA588078RSAEquisetum hyemale var. affineOrlando Mistretta12991994-6-01 Los AngelesSan Gabriel mountains, Santiago Canon; Pacific Mtn.
    DAV122962DAVEquisetum hyemale subsp. affineG. F. Hrusa92771992-4-22 San JoaquinSan Joaquin County: Caswell Memorial State Park.
    SDSU01970SDSUEquisetum hyemale subsp. affineGodsil, J.2291952-6-01 TulareSan Joaquin Valley. Tule River, five miles above Springville, Hwy. 191.
    UCSC3967UCSCEquisetum hyemale subsp. affineJeff Whites.n.1968-4-15 Santa CruzSan Lorenzo River, Paradise Park
    SD81744SDEquisetum hyemale subsp. affineJ. Ewans.n.1931-11-11 Santa BarbaraSan Marcos Pass
    POM182383RSAEquisetum hyemale var. affineJoseph A. Ewan53201931-11-11 Santa BarbaraSan Marcos Pass
    CAS-BOT57186CASEquisetum hyemale subsp. affineEwan, J.53201931-11-11 Santa BarbaraSan Marcos Pass
    SD245161SDEquisetum hyemale subsp. affineR.F. Thorne495651977-7-08 OrangeSanta Ana Mountains: San Juan Canon at Lower Picnic Camp, just below Ortega Highway (74)
    RSA790024RSAEquisetum hyemale var. affineR. F. Thorne495651977-7-08 OrangeSanta Ana Mountains: San Juan Canon at Lower Picnic Camp, just below Ortega Highway (74).
    RSA699856RSAEquisetum hyemale var. affineMinor Warnes.n.1934-3-01 OrangeSanta Ana River Banks
    RSA699857RSAEquisetum hyemale var. affineR. H. McArthurs.n.1934-3-01 OrangeSanta Ana River at 1st Street
    IRVC30538IRVCEquisetum hyemale subsp. affineMark A. Elvin3709a2004-9-7 San BernardinoSanta Ana River drainage; Barton Creek NW of Barton Flats, 0.2 W of Glass Road along Stetson Ck Rd (1N86).
    UCR288727UCREquisetum hyemale subsp. affineMark A. Elvin3079A2004-9-7 San BernardinoSanta Ana River drainage; Barton Creek NW of Barton Flats, 0.2 mile west of Glass Road along Stetson Creek Rd. /1N86
    DAV28040DAVEquisetum hyemale subsp. affineHenry M. Pollards.n.1957-8-25 Santa BarbaraSanta Barbara County: Sycamore Canon Creek.
    DAV88477DAVEquisetum hyemale subsp. affineHenry M. Pollards.n.1961-11-13 Santa BarbaraSanta Barbara County: Upper Romero Canon, Santa Ynez Mts.
    SBBG162899SBBGEquisetum hyemale subsp. affineNaomi Fraga53212015-4-22 VenturaSanta Clara River, Shiells/Sommers property managed by The Nature Conservancy, S of Hwy 126, E of Hwy 23
    SBBG226868SBBGEquisetum hyemale subsp. affineM. A. Elvin w/ R. Burgess53832007-3-10 VenturaSanta Clara River, ca. 1.5 km upstream from ocean, between Harbor Blvd and 1.2 km upstream
    IRVC30025IRVCEquisetum hyemale subsp. affineMark A. Elvin; Rick Burgess53832007-3-10 VenturaSanta Clara River; ca. 1.5km upstream from Pacific Ocean, 1200m upstream (east) from Harbor Blvd.
    SBBG226883SBBGEquisetum hyemale subsp. affineR. Burgess74782007-3-10 VenturaSanta Clara river bed E of Harbor Blvd, Oxnard.
    SBBG226882SBBGEquisetum hyemale subsp. affineR. Burgess74782007-3-10 VenturaSanta Clara river bed E of Harbor Blvd, Oxnard.
    RSA518572RSAEquisetum hyemale var. affineTina J. Ayers7811989-9-11 Santa BarbaraSanta Cruz Island. Above lower falls in Water Canon, just above beach
    SBBG226860SBBGEquisetum hyemale subsp. affineT. J. Ayers, S. A. Junak, R. Scott7951989-9-12 Santa BarbaraSanta Cruz Island: Christi Crk just below bunk house
    SBBG226862SBBGEquisetum hyemale subsp. affineRalph Hoffmann1931-4-12 Santa BarbaraSanta Cruz Island: Water Hole
    SBBG226865SBBGEquisetum hyemale subsp. affineRalph Hoffmann1930-9-30 Santa BarbaraSanta Cruz Island: Water Hole, China Harbor [Chinese Harbor]
    SBBG91651SBBGEquisetum hyemale subsp. affineT. J. Ayers, S. A. Junak, R. Scott7811989-9-11 Santa BarbaraSanta Cruz Island: above lower falls in Water Cyn, just above beach
    SBBG226864SBBGEquisetum hyemale subsp. affineSteven A. JunakSC 9271984-11-03 Santa BarbaraSanta Cruz Island: lower Canada del Agua, below falls at mouth of Cyn
    SD126425SDEquisetum hyemale subsp. affineSteven A. JunakSC-9271984-11-03 Santa BarbaraSanta Cruz Island: lower Canada del Agua, below falls at mouth of canyon, on steep east-facing slope
    RSA510707RSAEquisetum hyemale var. affineSteven A. JunakSC-9271984-11-03 Santa BarbaraSanta Cruz Island: lower Canada del Agua, below falls at mouth of canyon.
    POM121525RSAEquisetum hyemale var. affineMarcus E. Jones326 Santa CruzSanta Cruz.
    PGM44PGMEquisetum hyemale subsp. affineYadon, Vern1967-4-08 MontereySanta Lucia Mountains, Salmon Cr Tr, Approx 2 mi upsteam from Hwy 1
    PGM1444PGMEquisetum hyemale subsp. affineYadon, Vern1976-4-11 MontereySanta Lucia Mountains, Salmon Cr, Above Spruce Camp
    SD82311SDEquisetum hyemale subsp. affineJ. Ewans.n.1929-12-23 Los AngelesSanta Monica Mountains, La Sierra Canon
    SD81618SDEquisetum hyemale subsp. affineJ. Ewans.n.1931-10-24 Los AngelesSanta Monica Mountains, La Sierra Canon above Seminole Hot Springs
    LA94024LAEquisetum hyemale subsp. affineLawrence L. Kiefer5801963-6-30 Los AngelesSanta Monica Mountains; Arroyo Sequit
    LA213025LAEquisetum hyemale subsp. affineTom Golbins.n.1965-2-18 Los AngelesSanta Monica Mountains; Rustic Canon
    LA213195LAEquisetum hyemale subsp. affineTom Golbins.n.1965-2-18 Los AngelesSanta Monica Mountains; Rustic Canon
    LA94022LAEquisetum hyemale subsp. affineLawrence L. Kiefer3391962-12-24 Los AngelesSanta Monica Mountains; Topanga Canon; Topanga
    LA94021LAEquisetum hyemale subsp. affineLawrence L. Kiefer17161966-3-12 Los AngelesSanta Monica Mountains; Tuna Canon; ca 1.5 mi from mouth of canyon
    POM312961RSAEquisetum hyemale var. affineMalcolm A. Nobs111948-7-07 MercedSanta Rita Park, 13 miles E of Los Banos, 1 miles W of the San Joaquin River.
    CAS-BOT57149CASEquisetum hyemale subsp. affineNobs, Malcom A.; Smith, S. Galen111948-7-7 MercedSanta Rita Park, 13 miles east of Los Banos, 1 mile west of the San Joaquin River
    SBBG106597SBBGEquisetum hyemale subsp. affineS. A. JunakSR 3681991-5-15 Santa BarbaraSanta Rosa Island: E fork of Canada Lobos, upstream from first fork S of Smith Hwy
    SBBG226863SBBGEquisetum hyemale subsp. affineW. G. Abbott1976-5-25 Santa BarbaraSanta Rosa Island: Lobos Cyn, ca. 1 mi from mouth
    IRVC30967IRVCEquisetum hyemale subsp. affineAdam Clause10012008-5-30 Los AngelesSanta Ynez Cyn, ca. 300m north of Verde De La Montura Rd.
    SFV100096SFVEquisetum hyemale subsp. affineE. R. Blakley26761959-3-09 Santa BarbaraSanta Ynez Mountains; Sycamore Canon south of Highway 150.
    SFV100097SFVEquisetum hyemale subsp. affineH. M. Pollards. n.1961-11-13 Santa BarbaraSanta Ynez Mountains; Upper Romero Canon along creek.
    UCSB020362UCSBEquisetum hyemale subsp. affineWayne R. FerrenUO-441984-10-11 Santa BarbaraSanta Ynez River Estuary. West of bridge washout on Santa Ynez River Estuary
    UC399181UCJEPSEquisetum hyemale subsp. affineGeo. D. Butler2511908-8-02 SiskiyouShackleford Creek
    POM264915RSAEquisetum hyemale var. affineL. C. Wheeler21721933-10-14 Los AngelesShady creek bank. San Dimas Canon, San Gabriel Mts.
    RSA612601RSAEquisetum hyemale var. affineL. C. Wheeler591931-9-05 Los AngelesShady stream side habitat. San Dimas Canon, San Gabriel Mts.
    CAS-BOT57202CASEquisetum hyemale subsp. affineDayton, William A.3851913-7-1 ShastaShasta National Forest, along the Northfork of Swift Creek
    UC371169UCJEPSEquisetum hyemale subsp. affineG. D. Butler8781909-4-11 SiskiyouShasta Retreat
    CAS-BOT57201CASEquisetum hyemale subsp. affineLathrop, Laura M.s.n.1903-7-18 ShastaShasta Retreat
    CAS-BOT57200CASEquisetum hyemale subsp. affineEastwood, Alice110271921-7-31 ShastaShasta Springs
    RSA575141RSAEquisetum hyemale var. affineR. G. Swinney27561994-4-08 San BernardinoSheep Creek Canon, .5 mi. S of Swarthout Canon Rd on FS Rd 2N56 (Sheep Creek Canon Rd).; Canon
    UCR281754UCREquisetum hyemale subsp. affineNaomi Fraga53212015-4-22 VenturaShiells/Sommers property managed by The Nature Conservancy, south of Hwy 126, east of Hwy 23
    UCR223664UCREquisetum hyemale subsp. affineR.G. Swinney111322009-6-12 Los AngelesShoemaker Canon Rd., at 'Blind Deer Spring' in first canyon north of Shoemaker Canon, a tributary of East Fork San Gabriel River
    UCSC9883UCSCEquisetum hyemale subsp. affineBrian and Eileen Keelan12702007-2-24 Santa CruzSierra Azul Ridge, Highland Way and Radonich Road
    DAV131416DAVEquisetum hyemale subsp. affineR. Randell241996-5-26 SierraSierra County: Tahoe National Forest, Wild Plum Loop Road, 0.1 miles from Wild Plum Road, 1.25 miles from highway 49.
    RSA0192635RSAEquisetum hyemale var. affineMitch Provance907-302007-9-25 El DoradoSierra Nevada Mountains: South Lake Tahoe, along Hwy. 50 (Lake Tahoe Blvd.), between Pioneer Trail and Ski Rub Blvd.; South Lake Tahoe 7.5
    SD00036556SDEquisetum hyemale subsp. affineMitch Provance907-302007-9-25 El DoradoSierra Nevada Mountains: South Lake Tahoe, along Hwy. 50 (Lake Tahoe Blvd.), between Pioneer Trail and Ski Run Blvd.
    SD00036557SDEquisetum hyemale subsp. affineMitch Provance907-292007-9-24 AlpineSierra Nevada Mountains: West Canon Canon, adjacent to W. Fork Canon River, near entrance to Crystal Springs Campground, about 1.5 miles SW of Woodfords and Alpine Village.
    RSA0016867RSAEquisetum hyemale var. affineEnid Larson25821971-2-1 InyoSierra Nevada: Owens Valley; Goodale Creek.
    SFV100091SFVEquisetum hyemale subsp. affineM. L. Vincent1821962-4-15 ButteSierra Nevada; 1 mile south of Sterling City on the Skyway near small stream.
    SFV100092SFVEquisetum hyemale subsp. affineP. S. Wilson38002002-6-9 InyoSierra Nevada; Behind Parchers' Resort.
    SFV100090SFVEquisetum hyemale subsp. affineM. L. Vincent4221963-6-10 ButteSierra Nevada; Kunkel Reservoir. 4 miles south of Paradise. 0.5 miles off Pentz Road.
    UCR170332UCREquisetum hyemale subsp. affineGeorge K. Helmkamp98832005-9-23 El DoradoSilver Fork, 2.1 mi west of Kyburz along US Highway 50
    CAS-BOT57156CASEquisetum hyemale subsp. affineHowell, John Thomas339021958-7-24 FresnoSimpson Meadow, Middle Fork of the Kings River
    CAS-BOT57136CASEquisetum hyemale subsp. affineKildale, Doris K.69001929-2-17 Del NorteSmith River near Gasquet
    POM49543RSAEquisetum hyemale var. affineP. A. Munz85211924-7-14 San BernardinoSo. Mission Creek, San Bernardino Mountains.
    DAV201580DAVEquisetum hyemale subsp. affineEllen Dean77662013-5-29 SolanoSolano County: Putah Creek Park on South side of town of Winters, East of bridge, South side of creek. Near dirt spur of access road. Creek used to be closer to this spot. Putah Creek vegetation survey Plot WIN 2E.
    DAV202103DAVEquisetum hyemale subsp. affineEllen Dean79302013-7-25 SolanoSolano County: South side of Putah Creek on property of H. Wimmer. Putah Creek Vegetation Survey Plot Oxbow 2A.
    DAV206008DAVEquisetum hyemale subsp. affinePeter Rubtzoff16941954-8-11 SonomaSonoma County: Guerneville Marsh.
    UC1076464UCJEPSEquisetum hyemale subsp. affineH. L. Mason70281932-4-28 Santa CruzSoquel Canon; Santa Cruz Mts.
    THRI-SEKI2676THRIEquisetum hyemale subsp. affineStocking, S.K.67-1471967-9-29 UnknownSouth Fk Kings R
    RSA84284RSAEquisetum hyemale var. affineF. W. Peirson31121922-6-22 San BernardinoSouth Fork of Santa Ana River, San Bernardino Mountains
    JEPS110236UCJEPSEquisetum hyemale subsp. affineLowell Ahart133232006-9-13 ButteSouth edge of the North Fork of the Feather River, about 100 yards west of the Cresta Power House, north side of Highway 70, about 2 3/4 miles northeast of Pulga, about 23 miles (air) northeast of Oroville
    CHSC94606CHSCEquisetum hyemale subsp. affineLowell Ahart133232006-9-13 ButteSouth edge of the North Fork of the Feather River, about 100 yards west of the Cresta Power House, north side of Highway 70, about 2 3/4 miles northeast of Pulga, about 23 miles (air) northeast of Oroville. T2 N R05E S2 W1/4
    RSA725009RSAEquisetum hyemale var. affineL. Ahart133232006-9-13 ButteSouth edge of the North Fork of the Feather River, about 100 yards west of the Cresta Power House, north side of highway 70, about 2 3/4 miles northeast of pulga, about 23 miles (air) northeast of Oroville.
    RSA674317RSAEquisetum hyemale var. affineLeRoy Gross7192003-2-10 Los AngelesSouth side; Off of dirt road (Brand Park Motorway) to top of crest at Verdugo Motorway.; Burbank Quad. 7.5
    UCR147783UCREquisetum hyemale subsp. affineValerie Soza10162000-6-14 Los AngelesSpring at Big Cienega, c. 0.6 NE of Deer Flat Campground along S Hawkins Road (FSR 3N07.2)
    POM216688RSAEquisetum hyemale var. affineRalph Hoffmanns.n.1930-9-20 Santa BarbaraSpringy bank, ′water hole,′ near China Harbor, Santa Cruz Island.
    RSA430449RSAEquisetum hyemale var. affineLyman Benson21281930-5-26 San MateoStanford University. Lake Searsville.
    DAV39903DAVEquisetum hyemale subsp. affinePerry S. Allens.n.1961-9-09 StanislausStanislaus County: Vicinity of La Grange.
    CAS-BOT57223CASEquisetum hyemale subsp. affineHowell, John Thomas299251954-6-4 TuolumneStanislaus River bridge near Twain Harte
    RSA39788RSAEquisetum hyemale var. affineHenry M. Pollards.n.1946-1-26 VenturaStewart Canon
    CAS-BOT57226CASEquisetum hyemale subsp. affinePollard, Henry M.s.n.1946-1-26 VenturaStewart Canyon
    HSC42939HSCEquisetum hyemale subsp. affineJ.O. Sawyer27731976-7-01 SiskiyouStreamside terraces and lower slopes along the Little N Fork of the Salmon River.
    CAS-BOT57840CASEquisetum hyemale subsp. affineHowell, John Thomas328661957-8-5 San FranciscoStrybing Arboretum, Golden Gate Park, San Francisco.
    CAS-BOT57844CASEquisetum hyemale subsp. affineRubtzoff, Peters.n.1959-10-23 San FranciscoStrybing Arboretum, Golden Gate Park.
    SD129857SDEquisetum hyemale subsp. affineMelanie Howe931990-6-13 InyoSurprise Canon
    MACF16540MACFEquisetum hyemale subsp. affineA. P. Romspert1861973-8-08 InyoSurprise Canon, Panamint Mountains.
    UCSB020356UCSBEquisetum hyemale subsp. affineAlan P. Romspert186(3)1977-2-20 InyoSurprise Canon, Panamint Mtns.
    UCSB020357UCSBEquisetum hyemale subsp. affineAlan P. Romspert186(1)1973-8-08 InyoSurprise Canon, Panamint Mtns.; at the narrows and Chris Wicht's Camp.
    IRVC23485IRVCEquisetum hyemale var. affineA.P. Romspert186-51977-7-24 InyoSurprise Canon; at top of narrows by truck; strobula present.
    ELH00779ELHEquisetum hyemale subsp. affineBeth Corbin10122001-7-3 LassenSusan River, near Lassen St. bridge in Susanville
    RSA127301RSAEquisetum hyemale var. affineHenry M. Pollards.n.1957-8-25 Santa BarbaraSycamore Canon Creek, Santa Barbara
    MACF19708MACFEquisetum hyemale subsp. affineE. R. Blakley1959-3-09 Santa BarbaraSycamore Canon south of Highway 150
    RSA167030RSAEquisetum hyemale var. affineE. R. Blakley26761959-3-09 Santa BarbaraSycamore Canon south of Highway 150.
    CAS-BOT57182CASEquisetum hyemale subsp. affinePollard, Henry M.s.n.1958-12-19 Santa BarbaraSycamore Canyon Creek south of Stanwood Drive, Santa Barbara
    CAS-BOT57191CASEquisetum hyemale subsp. affinePollard, Henry M.s.n.1958-12-19 Santa BarbaraSycamore Canyon Creek south of Stanwood Drive, Santa Barbara
    CAS-BOT57183CASEquisetum hyemale subsp. affinePollard, Henry M.41957-8-25 Santa BarbaraSycamore Canyon Creek, Santa Barbara
    CAS-BOT57828CASEquisetum hyemale subsp. affineGrant, Geo. B.69361906-7-15 PlacerTahoe Tavern, lake Tahoe.
    POM9736RSAEquisetum hyemale var. affineE. C. Jaegers.n.1921-6-18 RiversideTahquitz Creek. San Jacinto Mountains
    RSA0114012RSAEquisetum hyemale var. affineLeRoy Gross76022016-8-25 VenturaThe Nature Conservancy (TNC). Hanson/Villanueva Properties. South, southeast of Highway 126 and Briggs Road. Between Santa Paula and Saticoy. Started near 34.32 N 119.09 W, ended near 34.30517N 119.10191.; Santa Paula 7.5'
    RSA0139796RSAEquisetum hyemale var. affineNaomi Fraga53212015-4-22 VenturaThe Nature Conservancy (TNC). Santa Clara River, Shiells/Sommers property managed by The Nature Conservancy, S of highway 126, E of highway 23.; Piru 7.5'
    RSA0139619RSAEquisetum hyemale var. affineNaomi Fraga55612015-7-1 VenturaThe Nature Conservancy (TNC). Taylor owned by The Nature Conservancy, Santa Clara River.; Moorpark
    RSA0060605RSAEquisetum hyemale var. affineLeRoy Gross71042015-4-15 VenturaThe Nature Conservancy.McConica Ranch Property; Along the river wash, between a short distance from the end of S. Hallock Drive, and end of Willard Road, south of Highway 126. East of Santa Paula.; Santa Paula 7.5 quad.
    RSA94454RSAEquisetum hyemale var. affinePeter Rubtzoff1911951-6-10 SonomaThe Pitkin Marsh, near Forestville. Northern half of Lower Marsh.
    RSA239007RSAEquisetum hyemale var. affineFrederick W. Oettinger501966-8-07 SiskiyouTom Taylor Canon Mtns. High Lake Basins in the vicinity of English Peak. Marble Mtn Wilderness Area.
    POM281811RSAEquisetum hyemale var. affineLyman Benson61311934-8-30 MarinTomales, Seaward N. Coast mtn range, Pacific Ocean watershed.
    UC1981732UCJEPSEquisetum hyemale subsp. affineJ. Raino, K. Stucker312011-3-19 InyoTrailhead of Surprise Canon, 27.8 miles SE of Panamint Springs.
    UC1931194UCJEPSEquisetum hyemale subsp. affineNaomi Fraga, Lucila Reccia25992008-8-27 San BernardinoTransverse Ranges; San Bernardino Mountains region: South Fork cabin tract just south of Highway 38 along South Fork of Santa Ana River.
    UC549763UCJEPSEquisetum hyemale subsp. affineJoseph P. Tracy125061933-6-06 HumboldtTrinidad; Northern Coast Region
    CAS-BOT57162CASEquisetum hyemale subsp. affineTracy, Joseph P.84561928-6-17 HumboldtTrinity River Valley, at Willow Creek
    UCR214366UCREquisetum hyemale subsp. affineA.C. Sanders384742010-6-26 Santa CruzTrout Gulch north of Aptos, along sides of Trout Gulch Road, between Fern Flat and Red Hawk roads
    RSA600463RSAEquisetum hyemale var. affineL. C. Wheeler74761958-9-14 InyoTungsten Hills: White Cap Mine, McGee Creek, west of Bishop.
    DAV3135DAVEquisetum hyemale subsp. affineW. W. Robbins9431928-4-29 ?  UnknownUnknown County: American River.
    CDA0011661CDAEquisetum hyemale subsp. affineG.F. Hrusa85081991-8-08 SacramentoUnnamed rivulet +- 200 m. immed W of parking area below Rainbow Bridge on W side of lake. Natoma Unit-Folsom Lake State Rec. Area.
    CHSC38235CHSCEquisetum hyemale subsp. affineVernon Oswald6401983-6-07 ButteUpper Bidwell Park, Chico, on the s side of Chico Creek ca. 800 ft e of the footbridge at the golf course.
    CAS-BOT57176CASEquisetum hyemale subsp. affineEwan, J.22951929-9-21 Los AngelesUpper Millardo Canyon, San Gabriel Mts.
    CAS-BOT57227CASEquisetum hyemale subsp. affinePollard, Henry M.s.n.1944-4-3 VenturaUpper Pratt Canyon
    THRI-SEKI18994THRIEquisetum hyemale subsp. affineReynolds, S.; Kane, S.SEKI.0262.292001-6-19 UnknownVM.SEKI.0262. Lewis Creek, Cedar Grove
    JEPS60127UCJEPSEquisetum hyemale subsp. affineJoseph P. Tracy152341937-3-21 HumboldtVan Duzen River near Grizzly Creek Grizzly Creek; Van Duzen River
    CAS-BOT57161CASEquisetum hyemale subsp. affineTracy, Joseph P.152341937-3-21 HumboldtVan Duzen River, near Grizzly Creek
    UCR119561UCREquisetum hyemale subsp. affineLouis C. Wheelers.n.1973-2-03 Los AngelesVenice, by 2605 Strongs Drive
    RSA640302RSAEquisetum hyemale var. affineL. C. Wheelers.n.1973-2-03 Los AngelesVenice: By 2605 Strongs Dr.
    SFV100093SFVEquisetum hyemale subsp. affineL. Gross7192003-2-10 Los AngelesVergudo Mountains; South side of Verdugo Mountains along dirt road (Brand Park Motorway) to top of crest at Verdugo Motorway. Bench near bottom of Brand Canon.
    CHSC86008CHSCEquisetum hyemale subsp. affineJenny Marr1998-3-20 GlennVicinity of Salt Creek. T2 N R0 W S USGS Quadrangle: Newville 1:24,000
    POM8056RSAEquisetum hyemale var. affineI. M. Johnstons.n.1920-5-17 San BernardinoVictorville.
    OBI174978OBIEquisetum hyemale subsp. affineR.F. Hoover64591946-10-05 San Luis ObispoVilla Creek between Cayucos and Cambria
    RSA43022RSAEquisetum hyemale var. affineRobert F. Hoover64591946-10-05 San Luis ObispoVilla Creek, between Cayucos and Cambria.
    RSA68587RSAEquisetum hyemale var. affineChas. H. Quibell1691951-7-16 FresnoW Kaiser Camp Ground, 1 plus mile S. Kaiser Diggings, 3 miles N of 9500′ Kaiser Ridge.Follow jeep track up ridge across creek E of camp-beyond it encounter old gold miners water ditch - follow it to source at 6000′ 1 mile above camp on camp creek.
    HSC866HSCEquisetum hyemale subsp. affineJ.E. Lankila21962-4-14 HumboldtW bank of Eel River, about 200 N of Howe Creek
    UCR138347UCREquisetum hyemale subsp. affineJon P. Rebman65502000-4-20 ImperialW of Glamis along Highline Canal, east of Brawley and just north of Hwy 78
    CAS-BOT57837CASEquisetum hyemale subsp. affineRubtzoff, Peter35651957-9-18 San FranciscoW. of Laguna Honda.
    CAS-BOT57204CASEquisetum hyemale subsp. affineLee, Edward10351934-8-11 SiskiyouWalker Creek, a tributary of the Klamath River (east end fo Seiad Valley)
    UCSC4844UCSCEquisetum hyemale subsp. affineRandall Morgan44552005-5-30 Santa CruzWatsonville, Green Valley Road
    POM281840RSAEquisetum hyemale var. affineLyman Benson4141928-7-09 HumboldtWeott Ranger Station. Seaward N Coast Mtn range, S Fork Eel River.
    UCR289212UCREquisetum hyemale subsp. affineMitch Provance907--292007-9-24 AlpineWest Canon Canon, adjacent to W. Fork Canon River, near entrance to Crystal Springs Campground, about 1.5 miles SW of Woodfords and Alpine Village
    RSA650207RSAEquisetum hyemale var. affineG. Foster1271961-6-03 Los AngelesWest Covina
    RSA650208RSAEquisetum hyemale var. affineToppenbergs.n.1961-6-03 Los AngelesWest Covina.
    HSC87765HSCEquisetum hyemale subsp. affineJune McCaskill6211961-5-25 SacramentoWest Sacramento, 1.4 mi SW of West Capitol Avenue. West side of street, just S of house at 1948 Park Blvd., 1.5 blocks NE of intersection with Stone Blvd.
    UCR55544UCREquisetum hyemale subsp. affineJune McCaskill6211961-5-25 SacramentoWest Sacramento, 1.4 mi SW of West Capitol Avenue. West side of street, just south of house at 1948 Park Blvd., 1.5 blocks NE of intersection with Stone Blvd.
    SFV100094SFVEquisetum hyemale subsp. affineB. J. McCaskill6211961-5-25 SacramentoWest Sacramento. West side of street in weedy vacant lot just south of house at 1948 Park Blvd, 1.5 blocks northeast of intersection with Stone Blvd. (1.4 miles southwest of West Capitol Ave.).
    CAS-BOT57151CASEquisetum hyemale subsp. affineKleeberger, G. R.s.n.1879-11-1 TrinityWest Weaver Canyon
    SD00007786SDEquisetum hyemale subsp. affineJon P. Rebman65502000-4-20 ImperialWest of Glamis along Highline Canal, and east of Brawley, and just north of Highway 78.
    RSA612602RSAEquisetum hyemale var. affineL. C. Wheeler6161932-4-16 Los AngelesWest side of Santa Anita Canon, San Gabriel Mts.
    CAS-BOT57209CASEquisetum hyemale subsp. affineRubtzoff, Peter11041952-5-31 SonomaWestern branch of the Upper Marsh
    RSA309336RSAEquisetum hyemale var. affineEdward Lee17001935-7-28 Contra CostaWestern end of Las Trampas Ridge.
    POM281839RSAEquisetum hyemale var. affineLyman Benson57001933-10-21 TulareWhitaker Forest. Sierra Nevada mtn range, King River watershed.
    RSA33551RSAEquisetum hyemale var. affineNorman C. Cooper11772006-7-8 RiversideWhitewater Canon.
    RSA774720RSAEquisetum hyemale var. affineOrlando Mistretta44552010-4-12 RiversideWhitewater canyon. Along Whitewater River drainage and adjacent slopes below Whitewater Visitor center (Whitewater Trout Farm) in the vicinity of Bonnie Bell.Between N33.942 W116.64118 N33.94722 W116.64305
    JEPS68936UCJEPSEquisetum hyemale subsp. affineEdward Lee12361934-11-12 AlamedaWildcat Canon; Berkeley Hills
    CAS-BOT210088CASEquisetum hyemale subsp. affineRubtzoff, Peter41841959-6-20 SonomaWillow Creek Marsh.
    CHSC71014CHSCEquisetum hyemale subsp. affineVernon Oswald90691998-5-14 TrinityWoldwood Rd. 6.7 mi north of Hwy. 36, 1.4 me north of Gemmill Gulch Picnic Area. T3 N R1 W S24 NW1/4
    DAV228117DAVEquisetum hyemale subsp. affineEllen Dean98072018-7-9 YoloYolo County: Downstream of Monticello Dam along Hwy 128, west of Pleasants Valley Road, in vicinity of Fishing Access 1 and 2, north side of Putah Creek in Putah Creek. Along walking trail.
    DAV209272DAVEquisetum hyemale subsp. affineSandy Pereiras.n.1980-5-24 YoloYolo County: Six miles N of Winters, Putah Creek Fishing [illegible] #5.
    CAS-BOT57221CASEquisetum hyemale subsp. affineGrant, G. B.s.n.1901-7-4 TuolumneYosemite Valley, Sierra Nevada Mts.
    DAV85926DAVEquisetum hyemale subsp. affineKathleen Keliher791975-4-30 YubaYuba County: Ca. 200 feet from Marysville Road near Oregon Creek.
    THRI-SEKI2677THRIEquisetum hyemale subsp. affineRockwell, Jack A.67-03171967-8-26 UnknownZumwalt Mdw Near Footbridge, Cedar Grove
    UC1870341UCJEPSEquisetum hyemale subsp. affineLeRoy Gross, Wayne Law2452000-8-8 Los Angeles[Coastal Plains & Basins; San Fernando Valley Basin region]; Big Tujunga Wash/ Verdugo Mountains region: East of Hansen Dam, entered at Orcas Ave. parked at Orcas Park, hiked east of this park along river (just north of Wentworth Street), but not as far as the Tujunga ponds. Near
    UC1870338UCJEPSEquisetum hyemale subsp. affineLeRoy Gross, Michael Denslow, Mariam Sidibeh, Valerie Soza7192003-2-10 Los Angeles[Transverse Ranges; Verdugo Mountains region]; South side; Off of dirt road (Brand Park Motorway) to top of crest at Verdugo Motorway. Area burned in Summer-Fall of 2002.
    CAS-BOT57144CASEquisetum hyemale subsp. affineRobbins, G. Thomas16981944-6-17 El Doradoabout 1 mi. e. of Pyramid Ranger Station
    CAS-BOT57196CASEquisetum hyemale subsp. affineDudley, W. R.s.n.1904-1-24 Santa Claraabove Hidden Villa near Black Mt.
    UC667936UCJEPSEquisetum hyemale subsp. affineHarold E. Parks, Joseph P. Tracy114531938-6-24 Del Nortealong Smith River at Cooper Flat (between Hardscrabble and Myrtle Creeks)
    UC1239788UCJEPSEquisetum hyemale subsp. affineJoseph P. Tracy148441936-6-03 Humboldtat Willow Creek Trinity River Valley
    UC667935UCJEPSEquisetum hyemale subsp. affineJoseph P. Tracy84561928-6-17 Humboldtat Willow Creek Trinity River Valley
    UC503072UCJEPSEquisetum hyemale subsp. affineJoseph P. Tracy84561928-6-17 Humboldtat Willow Creek Trinity River Valley; Northern Coast Ranges
    UC503074UCJEPSEquisetum hyemale subsp. affineJoseph P. Tracy83161927-8-07 Humboldtat Willow Creek Trinity River Valley; Northern Coast Ranges, Trinity River Valley
    UC1190385UCJEPSEquisetum hyemale subsp. affineIra L. Wiggins134741955-7-23 Siskiyoubanks of China Creek China Creek
    UC1505619UCJEPSEquisetum hyemale subsp. affineRobert T. Clausen, Harold Trapido49351940-7-24 Del Nortebeach at Crescent City; Smith River Basin
    JEPS79607UCJEPSEquisetum hyemale subsp. affineEdward Lee1978-8-19 San Mateobetween Lake Pilarcitos and San Andreas
    JEPS79641UCJEPSEquisetum hyemale subsp. affineEdward Lee50101955-7-04 Alamedaby streamlet tributary to Palo Seco Creek, near Girl Scout cabin Joaquin Miller Park; Oakland Hills
    UC747642UCJEPSEquisetum hyemale subsp. affineG. Thomas Robbins16981944-6-17 El Doradoca. 1 mi e Pyramid Ranger Station
    CAS-BOT57142CASEquisetum hyemale subsp. affineEastwood, Alice11331906-7-28 El Doradocamp Agassiz
    JEPS78689UCJEPSEquisetum hyemale subsp. affineRobert M. Lloyd39631966-3-24 Alamedacourtyard of Life Science Building U. C. Berkeley
    UC637176UCJEPSEquisetum hyemale subsp. affineEdward Lee10351934-8-11 Siskiyoue end Siead Valley (Walker Creek - a tributary of Klamath River)
    UC692076UCJEPSEquisetum hyemale subsp. affineMary L. Bowerman27441935-3-16 Contra Costae fork Arroyo del Cerro (10 ft below spring); Mt.Diablo
    CAS-BOT57199CASEquisetum hyemale subsp. affineC., W. B.154231940-8-8 Shastain the woods around the outlet of the big Squaw Valley Creek spring
    CAS-BOT57189CASEquisetum hyemale subsp. affinePollard, Henry M.s.n.1959-3-27 Santa Barbarain upper Romero Canyon, Santa Ynez Mts., Santa Barbara
    CAS-BOT57188CASEquisetum hyemale subsp. affinePollard, Henry M.s.n.1959-3-27 Santa Barbarain upper Romero Canyon, Santa Ynez Mts., Santa Barbara
    JEPS77524UCJEPSEquisetum hyemale subsp. affineL. R. Heckard, T. I. Chuang, R. C. Bacigalupi48941978-7-20 Lassenjunction of Blue Lake turn-off with Likely-Patterson Guard Station rd.; Warner Mts.
    UC2029183UCJEPSEquisetum hyemale subsp. affineBarbara Ertter173942000-7-16 Contra Costalower Pine Creek in Diablo Foothills Regional Park.
    UCR208045UCREquisetum hyemale subsp. affineChristopher Davidson47061976-8-15 San Bernardinolower South Fork Meadow, San Gorgonio Wilderness Area
    CAS-BOT57187CASEquisetum hyemale subsp. affineHowell, John Thomas63881931-4-15 Santa Barbaran. side of Santa Cruz Island
    UC1169675UCJEPSEquisetum hyemale subsp. affineV. F. Hesse25691958-11-11 Santa Cruznear Ben Lomond Glen Arbor
    UC718899UCJEPSEquisetum hyemale subsp. affineW. R. Dudley1904-1-24 Santa Claranear Black Mt. (ravine above Hidden Villa); Santa Cruz Mt. Peninsula
    UC667934UCJEPSEquisetum hyemale subsp. affineJoseph P. Tracy152341937-3-21 Humboldtnear Grizzly Creek Van Duzen River
    CAS-BOT57148CASEquisetum hyemale subsp. affineHeller, A. A.145181928-4-15 Sacramentonear Isleton
    UC1239789UCJEPSEquisetum hyemale subsp. affineJoseph P. Tracy77951926-9-06 Humboldtnear S. Fork Trinity River Valley; Northern Coast Ranges
    RSA3410RSAEquisetum hyemale var. affineL. R. Abrams34111903-5-06 San Diegonear the old Mission in San Diego
    UCR178388UCREquisetum hyemale subsp. affineLeRoy Gross7192003-2-10 Los Angelessouth side; off of dirt road (Brand Park Motorway) to top of crest at Verdugo Motorway
    SJSU8107SJSUEquisetum hyemale subsp. affineThor Willsrud1963-12-29 El Doradostreamlet 4 W of Riverton
    UCR83577UCREquisetum hyemale subsp. affineScott D. White15921993-6-26 San Bernardinounnamed canyon west of Mountain Home Canon, north of Hwy 38 at Thurman Flats; San Bernardino Mountains
    JEPS45453UCJEPSEquisetum hyemale subsp. affinePerry Allen1961-9-09 Stanislausvicinity of La Grange (cut diagonally se across first ridge of rocks in front of R. P. Allen residence, < then > go about 300 ft.)
    JEPS79478UCJEPSEquisetum hyemale subsp. affineEdward Lee, C. Belshaw17001935-7-28 Contra Costaw. end Las Trampas Ridge
    SD64379SDEquisetum hyemale subsp. affineDarley F. Howes.n.1966-6-02 Sonomawest side of Bodega Bay, on peninsula
    SBBG226866SBBGEquisetum hyemale subsp. affineR. Burgess103332016-7-15 Venturawet meadow along Frazier Mtn Rd (FR 8N04), 3 mi above Chuchupate Range Station
    UC42745UCJEPSEquisetum hyemale subsp. affineM. A. Howe1961894-8-08 Siskiyouwoods near Shasta Springs

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