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 December 02.

Literature Citation:
CCH1 Portal. 2022. Biodiversity data provided by the participants of the Consortium of California Herbaria (https://ucjeps.berkeley.edu/consortium/ Accessed on December 02).

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You searched for: Lemna minor

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  F  CCH1_AIDherbscientific namecollectorcoll. num.formatted datecountylocality
BLMRD0809BLMRDLemna minorD. Heinze7031967-05-20 Butte
CAS-BOT183613CASLemna minorRubtzoff, Peter56691965-11-09 SonomaWillow Creek Marsh.
CAS-BOT344877CASLemna minorRubtzoff, Peter39561958-08-31 SonomaAtascadero Creek Marsh.
CAS-BOT344879CASLemna minorRubtzoff, Peter47551961-09-20 SonomaDuncans Mills Marsh.
CAS-BOT344881CASLemna minorRubtzoff, Peter50671962-08-24 SonomaGuerneville Marsh.
CAS-BOT344900CASLemna minorRubtzoff, Peter19581955-07-10 SonomaDuncans Mills Marsh.
CAS-BOT534366CASLemna minorNevers, Greg de107121995-04-05 SonomaPepperwood Ranch Natural Preserve. 3450 Franz Valley Road
CAS-BOT534367CASLemna minorNevers, Greg de101641992-06-16 SonomaPepperwood Ranch Natural Preserve. 3450 Franz Valley Road
CAS-BOT534368CASLemna minorNevers, Greg de102051992-06-26 SonomaPepperwood Ranch Natural Preserve. 3450 Franz Valley Road along Franz Creek
CAS-BOT534369CASLemna minorRaven, Peter H.30421951-06-26 NapaSarco Creek east of Napa
CAS-BOT534370CASLemna minorRaven, Peter H.41051952-05-31 NapaSlough of Napa Creek e. Yountville
CAS-BOT534371CASLemna minorRaven, Peter H.30291951-06-24 NapaCarneros Creek at Highway 27, near Sonoma County line
CAS-BOT534631CASLemna minorWiggins, Ira L.221721975-08-05 UnknownSan Francisquito Creek, 100-200 m above Pope Street bridge, Santa Clara and San Mateo Counties
CAS-BOT534632CASLemna minorWiggins, Ira L.221721975-08-05 UnknownSan Francisquito Creek, 100-200 m above Pope Street bridge, Santa Clara and San Mateo Countires.
CAS-BOT534633CASLemna minorWiggins, Ira L.221721975-08-05 UnknownSan Francisquito Creek, 100-200 m above Pope Street bridge, Santa Clara and San Mateo Counties
CAS-BOT534634CASLemna minorWiggins, Ira L.221721975-08-05 UnknownSan Francisquito Creek, 100-200 m above Pope Street bridge, Santa Clara and San Mateo Counties
CAS-BOT534635CASLemna minorPollard, Henry M.21956-10-13 Humboldtnear Orleans
CAS-BOT534636CASLemna minorNevers, Greg de121292001-03-11 LakeClear Lake, Rodman Slough Preserve
CAS-BOT534637CASLemna minorFollette, Wilmas.n.2002-02-21 MarinLily Lake, Fairfax-Bolinas Road
CAS-BOT537076CASLemna minorHowell, John Thomas215511945-10-28 MarinStinson Beach
CAS-BOT537077CASLemna minorHowell, John Thomas207481944-09-24 MarinStinson Beach
CAS-BOT537078CASLemna minorHowell, John Thomas229001946-08-23 MarinOlema Marshes
CAS-BOT537079CASLemna minorHowell, John Thomas220041946-06-09 MarinAbbotts Lagoon
CAS-BOT537080CASLemna minorRaven, Peter H.99531956-08-01 MarinStinson Beach
CAS-BOT537126CASLemna minorNorris, Robert A.45901983-09-10 MarinTennessee Valley Trail, ca. 0.25mi. inland from Tennessee cove
CAS-BOT537127CASLemna minorSmith, Gladys L.57641980-05-20 Mendocinoupper Reeves Canyon ca. 10 miles nw of junction with rte. 101.
CAS-BOT537128CASLemna minorHowitt, Beatrice F.18131963-10-21 MontereySanta Lucia Mountains. On top of the water with Carmel River (smaller branch) on the Sanford place on south side of Carmel Valley
CAS-BOT537129CASLemna minorHowell, John Thomas; True, Gordon H.71241972-05-12 NevadaBoca-Stampede Dam road, 5.2mi north of Boca
CAS-BOT537130CASLemna minorTrue, Gordon H.47321968-10-18 MarinPoint Reyes Bird Observatory ca. 3 miles northeast of Bolinas at Arroyo Hondo
CAS-BOT537131CASLemna minorHowell, John Thomas153121939-08-27 MarinRoss Valley
CAS-BOT537132CASLemna minorHowell, John Thomas319731956-12-03 Mariposa5.5 miles from Cathay on road to Planada, Sierra Nevada
CAS-BOT537133CASLemna minorWheeler, Clare R.17051980-06-04 Mendocinominor hole road ca 4 mi s. of manchester
CAS-BOT537134CASLemna minorWheeler, Clare R.32951982-10-13 MendocinoBilly′s Pond, Page Ranch, 6 mi W of Yorkville
CAS-BOT537135CASLemna minorWheeler, Clare R.6531978-08-20 MendocinoPudding Creek. Ft. Bragg.
CAS-BOT537136CASLemna minorSholars, Terry; Popow, Sonya; Smith, Gladys L.; Wheeler, Clare R.72681981-07-31 MendocinoPudding Creek at bridge nr. Glen Blair
CAS-BOT537137CASLemna minorYadon, Vern L.s.n.1970-04-14 Montereyalong Dolan road, east of Moss Landing
CAS-BOT537138CASLemna minorHowell, John Thomas403011963-09-04 Montereyalong U.S. Highway 101, 4 miles northeast of Prunedale
CAS-BOT537139CASLemna minorHowell, John Thomas394421963-06-21 MontereyAlong Highway US 101, Prunedale
CAS-BOT537140CASLemna minorTrue, Gordon H.; Howell, John Thomas3799A1948-06-12 NevadaSierra Nevada, Sagehen Creek Wildlife and Fisheries Station of the University of California
CAS-BOT537269CASLemna minorTaylor, M. S.51061982-11-07 PlumasPortola quad. Ramelli Ranch, on s side of Feather River, ca. 2 mi w of Beckwourth
CAS-BOT537270CASLemna minorTaylor, M. S.14741950-07-21 PlumasEast Quiney
CAS-BOT537271CASLemna minorRaven, Peter H.88611956-02-26 San FranciscoOn a quiet spot near the mouth of Lobos Creek
CAS-BOT537272CASLemna minorBreedlove, D E362201974-05-13 San MateoBrushy slopes San Pedro Valley Park, Pacifica
CAS-BOT537273CASLemna minorPollard, Henry M.s.n.1958-10-21 Santa BarbaraFranklin Creek at Southern Pacific R.R. crossing Carpinteria
CAS-BOT537276CASLemna minorPollard, Henry M.s.n.1959-05-17 VenturaVentura River Basin, San Antonio Creek, near Ojai
CAS-BOT537277CASLemna minorPollard, Henry M.s.n.1952-10-25 VenturaVentura River Basin, in San Antonio Creek north of the Arnaz Apple Orchards, Oak View
CAS-BOT537278CASLemna minorPollard, Henry M.s.n.1944-10-14 VenturaVentura River Basin, Ojai Valley, San Antonio Creek
CAS-BOT591251CASLemna minorWheeler, Louis C.s.n.1973-10-28 San BernardinoGlen Helen Regional Park, West Side: Cajon Canyon.
CDA0012777CDALemna minorG.F. Hrusa82451990-10-04 SacramentoHidden pond, 100 meters to S of Willow Creek access rd. Natoma Unit-Folsom Lake State Rec. Area.
CDA0021163CDALemna minorG.F. Hrusa9561a1992-08-26 San JoaquinCaswell Memorial State Park. Oxbow Lake. Caswell Memorial State Park.
CDA0032286CDALemna minorG.F. Hrusa81591990-07-26 SacramentoApprox. 1-4 mile S of Willow Creek access road. Natoma Unit-Folsom Lake State Rec. Area.
CDA0053174CDALemna minorAndrew GeorgeadesI051916222008-05-19 MaderaMcKenzie Table Reserve in fresh water spring, on moderate slope; veg dominated by Polygonum, site is grazed; lush, green strip 20 m wide by meandering down slope. Associated taxa Polygonum sp. 4099820 N, 269595 UTME (NAD 83 GPS, 11 Zone; 37.16329, -119.589826). Elev 329 m.
CHSC106209CHSCLemna minorLowell Ahart171222010-08-31 ModocSouth side of a small stream, about 5 yards west of Elkins Lane, about 150 yards north of the bridge across Ash Creek, Ash Creek State Wildlife Area, about 4.3 miles (air) west of Adin, about 7.7 miles (air) northeast of Bieber, Big Valley. T3 N R08E S2 W1-4
CHSC124160CHSCLemna minorLowell Ahart224712021-06-13 LassenOn the south side of a small stream, area north of RR Tracks, north side of Highway 70, 0.4 mile east of Beckwourth Pass, 3.4 miles (air) northwest of Hallelujah Junction, west edge of Long Valley. T2 N, R17E, northeast 1-4 Section 5.
CHSC21068CHSCLemna minorM. S. Taylor9491975-10-03 ButteBetween Sacramento River and River Rd, ca. 10 mi w of Chico.
CHSC28597CHSCLemna minorM. S. Taylor7531975-06-11 MontereyLaguna del Ray, ca. 50 ft w of Canon Del Ray, between Del Monte & Fremont Aves, Seaside.
CHSC34086CHSCLemna minorJ. D. Jokerst12711981-03-29 ButteTop of North Table Mt, ca 1.0 N of Cherokee Rd. T20N R04E S08 NE1-4 USGS Quadrangle: Oroville 1:24,000
CHSC36933CHSCLemna minorM. S. Taylor51061982-09-07 PlumasRamelli Ranch, on s side of Feather River, ca. 2 mi w of Beckwourth. T2 N R14E S28 S1-2 of NE1-4 USGS Quadrangle: Portola
CHSC4847CHSCLemna minorR. Carter5901967-07-13 LassenAlong shore of Willow Creek.
CHSC72244CHSCLemna minorVernon H. Oswald96401998-09-16 SiskiyouHwy. 161 adjacent to a marsh at the Lower Klamath NWR 5.3 mi east of Hwy. 97. T4 N R02E S
CHSC78401CHSCLemna minorLowell Ahart86042000-07-23 ButteNear a large pond on the east side of the Sacramento River, northwest of Parrott Landing, about 1 mile southeast of Ord Ferry, about 2 miles southeast of Ordbend, about 12 miles (air) southwest of Chico. T2 N R0 W S section not surveyed
CHSC8764CHSCLemna minorS. Chulasmai301966-04-30 ShastaVernal pond (0.5 miles from Hat Creek River).
CHSC8767CHSCLemna minorS. Chulasmai11966-03-25 ButteDradger Pond (3 mile south of Chico).
DAV348890DAVLemna minorJake Ruygt6723a2019-06-25 NapaHeadwaters of Suscol Creek. Cordelia quad.
DAV352812DAVLemna minorPeter Rubtzoff56691965-11-09 SonomaSonoma County: Willow Creek Marsh.
DAV352813DAVLemna minorHolly Zafians.n.2012-07-23 SacramentoSacramento Co.: Cosumnes River Preserve. North of the visitor center, just south of where Franklin begins to parallel the RR track, east of Franklin Rd., in the linear pond.
DAV352814DAVLemna minorWilliam Andersons.n.1964-08-15 ButteButte County: Richvale-Oroville Rd.
DAV352815DAVLemna minorJim Arthur351964-05-11 TehamaTehama County: in Corning Canal. Beside US Highway 9 West, around 5 miles south of Red Bluff.
DAV352816DAVLemna minorVerne Grant80641947-07-19 ModocModoc County: corporation ranch; irrigation ditch south of south loop road, south of Alturas.
DAV352817DAVLemna minorP. B. Kennedy381927-06-15 ShastaShasta County: Pit River.
DAV352818DAVLemna minorMalcolm A. Nobs14951949-08-20 SierraSierra County: about 0.5 mile west of Loyalton on road to Sierraville, Sierra Valley.
DAV352819DAVLemna minorRudolf Schmid1881964-07-16 NevadaNevada County: around 30 feet southeast of fish hatchery at field station, Sagehen Creek Basin.
DAV352820DAVLemna minorDean W. Taylor31821974-04-29 AlpineAlpine County: Snowshoe Spring in the canyon of the West Fork of the Canon River. South-facing area 1-2 below Sorensons Resort.
FSC0004018FSCLemna minorJack Rockwell1963-04-24 HumboldtCollected in R1E-T1N, section 5. It was growing in a stagnant pond in the vicinity of Jacoby Creek.
GMDRC3576GMDRCLemna minorJ. Andre35762009-06-21 InyoDeep Springs Valley: growing in moist alkali meadow on NE side of Deep Springs Lake, approx 2.5 mi. S. of SR Hwy 168 and Deep Springs College. USGS 7.5 min Quad name: Deep Springs Lake 37 ° 16.6 N 118 ° 1.7 W. Elev. 4941 ft.
HSC100153HSCLemna minorRick Lundquist95B1979-05-18 HumboldtClam Beach Ponds
HSC15301HSCLemna minorLeo Koch10111940-06-12 SonomaIn hills behind Fountiangrove Vineyard, 3 N of Santa Rosa along Hwy. 101
HSC36107HSCLemna minorNeil D. Ledet71973-11-29 Humboldt16 mi. S of Ferndale, N side of Cape Town along county Rd., floating on ranch pond
HSC59442HSCLemna minorKenneth Clark148A1979-04-21 HumboldtOff of Cranell Rd., 50 ft. E of Hwy. 101
HSC59501HSCLemna minorM.A. Ericksen308A1979-05-29 HumboldtNorthern-most of Clam Beach ponds
HSC66410HSCLemna minorMelany Seacat811979-06-03 MendocinoBig River Estuary, 5 mi. upriver, S side of river.
HSC84869HSCLemna minorClare R. Wheeler32951982-10-13 MendocinoPage Ranch, 6 W of Yorkville in Billy pond
HSC84870HSCLemna minorGladys L. Smith57641980-05-20 MendocinoUpper Reeves Canon, about 1 W of junction with Hwy. 101
HSC84871HSCLemna minorGladys L. Smith72681981-07-31 MendocinoPudding Creek at bridge near Glen Blair.
IRVC118895IRVCLemna minorFred M. Roberts31231986-09-03 OrangeSanta Ana River; adjacent to Anaheim, between Yorba Linda Regional Park and Imperial Hwy, alt. 88 meters.
IRVC118896IRVCLemna minorFred M. Roberts19381985-06-17 OrangeArroyo Trabuco: North margin of Plano Trabuco along Trabuco Rd., 1.6km ENE entrance O′Neil Park
JEPS125700UCJEPSLemna minorWilliam Harnach14522015-10-06 Sierra0.30 miles east of Highway 49 on Lemmon Canon road, east of Sierraville.
JEPS127472UCJEPSLemna minorSteve Matson6572002-08-04 PlacernSNH; Martis Valley; about 4 miles SE of Truckee; Martis Creek Wildlife Area; south of Highway 267; Lookout Mountain branch of Martis Creek.
JEPS130971UCJEPSLemna minorLowell Ahart, John Dittes, Josephine Guardino224712021-06-12 LassenOn the south side of a small stream, area north of RR Tracks, north side of Highway 70, 0.4 mile east of Beckwourth Pass, 3.4 miles (air) northwest of Hallelujah Junction, west edge of Long Valley.
JEPS27971UCJEPSLemna minorRimo Bacigalupi77281961-05-29 Marin1-2 mi e of Point Reyes Station (town) ((town) at n end of Bolinas Ridge, in Laguitas (Paper Mill) Creek); Bolinas Ridge
JEPS79583UCJEPSLemna minorEdward Lee9711934-07-04 San Joaquinbetween Middle and Old River ((San Joaquin) drainage ditch, Borden Highway); Borden Highway
JEPS79584UCJEPSLemna minorEdward Lee9711934-07-04 San Joaquinbetween Middle and Old River ((San Joaquin) drainage ditch, Borden Highway); Borden Highway
JEPS84726UCJEPSLemna minorJohn W. Willoughby44241979-08-13 Yoloabout 1.2 mi nw of junction of State Highway 128 and Pleasants Valley Road ((County Road 86), Vaca Mountains, Putah Creek, (fishing access along State Highway 128)); Vaca Mountains, Putah Creek
JEPS98546UCJEPSLemna minorLowell Ahart86042000-07-23 ButteNear a large pond on the east side of the Sacramento River, northwest of Parrott Landing, about 1 mile southeast of Ord Ferry, about 2 miles southeast of Ordbend, about 12 miles (air) southwest of Chico.
JEPS99486UCJEPSLemna minorMary Bowerman1995-06-08 Contra CostaMount Diablo, Pine Pond.
JROH4533JROHLemna minorJohn H. Thomas155391970-04-04 San MateoJasper Ridge Biological Preserve, Stanford University. Searsville Lake at dam
JROH4535JROHLemna minorJohn Hunter Thomas192521978-07-02 San MateoJasper Ridge Biological Preserve, Stanford University; on dam
JROH4537JROHLemna minorJohn Hunter Thomas206701981-06-04 San MateoJasper Ridge Biological Preserve, Stanford University. Near low flow crossing of San Francisquito Creek
JROH5594JROHLemna minorJohn Rawlings09102007-07-05 San MateoJasper Ridge Biological Preserve, Stanford University. Pool in Bear Creek.
JROH6133JROHLemna minorJohn Rawlings26802020-09-04 Santa ClaraStanford Academic Preserve, Stanford Univerisity; upper pond at quarry off of Old Page Mill Road
LA19455LALemna minorA.H. Langes.n.1951-05-21 RiversideSan Jacinto Mountains; Lake Herky
LA211129LALemna minorArthur C. Gibson52932010-08-07 VenturaSanta Monica Mountains; Under bridge over Calleguas Creek Westernmost boundary
LOB107291LOBLemna minorM. Hirrel1851972-05-20 Los AngelesTapia Park, 5.2 miles east of Pacific Coast Hwy. on Malibu Cyn Rd.
LOB107292LOBLemna minorB. Mikus1501972-05-06 Orangenear intersection of Hoover St. and Hazard St., Westminster
LOB107293LOBLemna minorRobert Webers.n.1971-05-01 OrangeBeach Blvd. and Pacific Coast Hwy.
LOB107294LOBLemna minorR. Collins1691971-05-14 Riverside0.5 miles below Lake Mathews Dam
LOB107295LOBLemna minorJ. C. Merkt561971-04-16 RiversideJust out of Murrieta on Guava St., private land, approx. 7 mi. south of the city proper.
LOB107296LOBLemna minorN. Wallace381971-04-16 Riversidenext to Guava St. 4 miles from Washington Ave., Murrieta.
MCCC2273MCCCLemna minorClare R. Wheeler32951982-10-13 MendocinoPage Ranch, 6 W. of Yorkville, Billy′s pond
MCCC3942MCCCLemna minorRita Fenton1982-03-05 MendocinoPudding Creek, E. of Georgia Pacific Dam
NCC18368NCCLemna minorRubtzoff, Peter5741951-08-04 SonomaPitkin Marsh, near Forestville; northern half of lower marsh
NY3700088NYLemna minorA. Kellogg9471868-01-01 ?  MendocinoLong Valley
NY3700090NYLemna minorA. Kellogg9471868-01-01 ?  MendocinoLong Valley
NY3700092NYLemna minorA. Kellogg9471868-01-01 ?  MendocinoLong Valley
OBI144133OBILemna minorDavid J. Keil226551991-10-26 Santa BarbaraVandenberg Air Force base, North base. Barka Slough, near eastern boundary of base along San Antonio Creek. Areas of freshwater marsh, riparian woodland, and salt-marsh meadow.
OBI144136OBILemna minorDavid J. Keil33313-12015-07-08 San Luis ObispoAtascadero Creek north of El Camino Real bridge and east of road
OBI144138OBILemna minorDavid J. Keil332742016-06-26 San Luis ObispoSanta Rita Road west of Templeton
OBI144141OBILemna minorDavid J. Keil311932011-11-13 San Luis ObispoSan Luis Obispo. Base of hillside behind restaurants and motels along Madonna Road
OBI144142OBILemna minorEric Wise8861981-07-01 San Luis ObispoOso Flaco Lake
OBI144143OBILemna minorRobert F. Hoover62911946-08-17 San Luis ObispoUpper Arroyo Grande at County park
OBI144144OBILemna minorEric Wise16211982-07-02 San Luis ObispoOso Flaco Lake
OBI144145OBILemna minorDavid J. Keil253371995-06-08 Santa BarbaraVandenberg AFB. North Base. Lake Cyn
OBI144146OBILemna minorDavid J. Keil240261993-05-01 Santa BarbaraVandenberg AFB. North Base. N side of El Rancho Rd just E of Lompoc-Casmalia Rd
OBI144147OBILemna minorEric Wise8111981-06-29 San Luis ObispoCelery Lake of Dune Lakes
OBI144148OBILemna minorEric Wise15791982-06-25 San Luis ObispoPismo State Beach, Oceano Campground
OBI144149OBILemna minorEric Wise10111981-07-27 San Luis ObispoGreengate Ponds. Orcutt Rd
OBI144150OBILemna minorEric Wise6131981-06-15 San Luis Obispoturri rd, 1 mi E of So. Bay blvd
OBI144151OBILemna minorEric Wise9311981-07-26 San Luis ObispoShepperd′s Reservoir, Cal Poly
OBI144152OBILemna minorEric Wise752a1981-06-27 San Luis ObispoAlamo Crk, near Twitchell Res
OBI144153OBILemna minorEric Wise7441981-06-27 San Luis ObispoAlamo Crk, near Twitchell Res
OBI144154OBILemna minorEric Wise12601981-09-29 San Luis ObispoLopez Cyn. Approx 6 W of Hi Mtn Rd
OBI144155OBILemna minorEric Wise13771981-10-23 San Luis ObispoSpring W of Kerr Lake. MacMillan Rd, 8.6 NE of hwy 46 White Crk Ranch
OBI144156OBILemna minorEric Wise12151981-09-29 San Luis ObispoOrcutt Rd, 2.3 mi S of Johnson Ave
OBI144157OBILemna minorDavid J. Keil180281983-10-30 San Luis ObispoCa 3 mi S of Creston along W branch of Huerhuero Crk
OBI144158OBILemna minorDavid J. Keil14271-11981-10-25 San Luis ObispoJust W of jctn of Huasna Rd and Branch Mill Rd E of Arroyo Grande
OBI144159OBILemna minorSteve Boyd10741985-07-30 San Diegolower Cottonwood Cyn, near its confluence with De Luz Crk
OBI169003OBILemna minorDavid J. Keil255851995-07-14 Santa BarbaraVandenberg AFB. North Base. Artificial ponds SE of trailer park SE of Azalea Ln
PGM2407PGMLemna minorYadon, Vern1983-08-21 MontereyDiablo Range, Hwy 198 Mustang Grade W side, 2 mi from Lonoak Rd jctn with Hwy 198
PGM4392PGMLemna minorYadon, Vern1993-05-06 MontereySanta Lucia Mountains, San Antonio River, San Antonio River Dam just below
PGM6205PGMLemna minorHowitt, Beatrice F18131963-10-21 MontereyMonterey Peninsula, Canong
PGM699PGMLemna minorYadon, Vern1970-04-14 MontereyNorthern Monterey County, Elkhorn Rd, jct with Walker Valley Rd
POM122210RSALemna minorI. L. Wiggins21571926-10-17 San DiegoSmall creek flowing into Sweetwater River near Descanso.
POM273033RSALemna minorHenry M. Pollards.n.1946-10-05 VenturaSan Antonio Creek.
POM273575RSALemna minorLyman Benson59091934-04-28 InyoEdge of Owens Lake, 5 miles N of Olancha. Owens Lake Watershed.
POM273576RSALemna minorLyman Benson76771936-06-09 MercedSan Joaquin River, E of Los Banos.
POM273577RSALemna minorLyman Benson61381934-09-01 MendocinoMouth of Garcia River, Watershed: Pacific Ocean.
POM311075RSALemna minorLeo Koch10111940-06-12 SonomaIn hills behind Fountaingrove Vineyard. 3 miles N of Santa Rosa along Hwy 101.
POM312461RSALemna minorVerne Grant80641947-07-19 ModocCorporation ranch; irrigation ditch south of south loop road, south of Alturas
POM312462RSALemna minorMalcolm A. Nobs14951949-08-20 SierraAbout 0.5 mile west of Loyalton on road to Sierraville, Sierra Valley
PPWD628PPWDLemna minorG. de Nevers15451981-05-15 SonomaPepperwood Preserve - Floating aquatic in stream below spring at Rogers Apple Orchard.
RSA0009490RSALemna minorMarcus E. Jones23561881-07-04 Santa CruzSanta Cruz.
RSA0025210RSALemna minorPeter Rubtzoff50671962-08-24 SonomaGuerneville Marsh.
RSA0028897RSALemna minorPeter Rubtzoff16251954-08-02 SonomaDuncans Mills Marsh.
RSA0028899RSALemna minorPeter Rubtzoff46551961-06-23 SonomaBennett Mountain Lake
RSA0031359RSALemna minorD. L. Crawfords.n.1916-07-05 RiversideFairmont Lake.
RSA0062858RSALemna minorLeRoy Gross67712015-03-19 Los AngelesSan Gabriel Mountains: Arrastre Canon, south of Acton.; Acton 7.5 Quad.
RSA0065910RSALemna minorPeter Rubtzoff17101954-08-13 SonomaBodega Head Marsh.
RSA0089288RSALemna minorDavid E. Bramlet38972005-07-13 RiversidePerris-Aguanga Basin Region; San Jacinto Valley: San Jacinto Wildlife Area, east of old San jacinto River channel.; El Casco 7.5 Quad
RSA0140918RSALemna minorLouis C. Wheelers.n.1973-10-28 San BernardinoGlen Helen Regional Park, West Side: Canon Canon.
RSA0178901RSALemna minorB. C. Templeton14851930-02-18 Los AngelesSE area of Rancho La Brea, Curson at Wilshire Boulevard.
RSA0220216RSALemna minorM. Nazaire20442015-08-08 Los AngelesSan Dimas. Puddingstone Reservoir.
RSA133737RSALemna minorJohn H. Thomas33621953-06-14 Santa CruzMarsh at Camp Evers.
RSA170169RSALemna minorW. L. Jepson80001918-08-16 LassenMerrillville
RSA20762RSALemna minorCarl B. Wolf92771937-08-31 San BernardinoSan Bernardino Mountains: SE end of Big Bear Lake.
RSA233786RSALemna minorRobert F. Thorne391481969-09-05 ModocNorth of South Fork of Pit River above jct. with West Creek at Public Campground, ca. 6 mi. E of Likely.
RSA239235RSALemna minorRobert F. Thorne423731972-09-21 ShastaLassen Volcanic National Park, Shallow water of Reflection Lake
RSA2476RSALemna minorJ. W. Blankinships.n.1928-09-23 LakeKelseyville.
RSA250076RSALemna minorRobert F. Thorne424331972-10-13 San BernardinoSan Gabriel Mts., San Bernardino National Forest: Canon Canon along Canon Creek due S of Lost Lake near Blue Cut.
RSA261423RSALemna minorSusan Larson351964-05-11 TehamaBeside U.S. Highway 9 West, ca. 5 miles south of Red Bluff
RSA309344RSALemna minorWayne P. Armstrong11681983-07-10 FresnoPond 0.5 mile east of Centerville, north side of Highway 180
RSA309345RSALemna minorWayne P. Armstrong11681983-07-10 FresnoPond 0.5 mile east of Centerville, north side of Highway 180
RSA309347RSALemna minorWayne P. Armstrong11641983-08-16 MonoWest end of Gull Lake-- near start of Reversed Creek
RSA309350RSALemna minorWayne P. Armstrong11591983-07-31 San BernardinoMojave River about 1.0 mile E of Victorville (Mojave Narrows Regional Park).
RSA309351RSALemna minorWayne P. Armstrong11611983-08-04 San DiegoCreek S side of Highway 78, SE of Escondido (E of Pasqual Road).
RSA309538RSALemna minorRobert A. Norris45901983-09-10 MarinMarin County: Tennessee Valley Trail, 1-4 mile inland from Tennessee Cove, alt 70ft.
RSA310051RSALemna minorWayne P. Armstrong11711983-10-13 San DiegoSan Dieguito River -- 0.5 mile SW of Lake Hodges Dam, S side of Highway S-6.
RSA310059RSALemna minorWayne P. Armstrong11741974-10-14 San DiegoSan Diego River 1.5 miles W (below) El Capitan Dam (E of El Monte Co. Park).
RSA31371RSALemna minorHenry M. Pollards.n.1946-10-12 VenturaNear mouth of Ventura River.
RSA315114RSALemna minorRobert F. Thorne552861982-09-03 San BernardinoSan Bernardino Mountains: near Pan Hot Springs, west end of Baldwin Lake
RSA318284RSALemna minorWayne P. Armstrong12001984-06-17 San DiegoSE of Escondido. E side [of] Bear Valley Parkway, N of junction with Sunset Drive.
RSA334635RSALemna minorSteve Boyd10741985-07-30 San DiegoLower Cottonwood Canon, near its confluence with De Luz Creek.
RSA334655RSALemna minorSteve Boyd10901985-08-07 San Diego[Southern Santa Ana Mountains] Upper Cottonwood Canon, 3.6 miles (by road) northwest of junction of Tenaja Trail and De Luz Road.
RSA352157RSALemna minorWayne P. Armstrong12401985-06-29 RiversideFulmor Lake -- on Highway R1 W of Idyllwild.
RSA354322RSALemna minorGladys L. Smith57641980-05-20 MendocinoUpper Reeves Canon about 10 miles northwest of junction with Route 101
RSA368962RSALemna minorM. B. Dunkle46861935-08-07 MaderaReds Meadow. [Near Devils Post Pile, west of Mammoth]
RSA48935RSALemna minorT. L. Secrest2331949-09-01 MonoLeavitt Meadow
RSA502516RSALemna minorSteve Boyd35731989-05-07 RiversideVail Lake area, along Arroyo Seco drainage from jtn. with Kolb Creek, S to w-in 1-4 mi Hwy 79.
RSA508250RSALemna minorRobert F. Thorne552861982-09-03 San BernardinoSan Bernardino Mountains: near Pan Hot Springs, west end of Baldwin Lake.
RSA522551RSALemna minorE. Wise8111981-06-29 Los AngelesSan Gabriel Mountains: Little Fish Fork, Fish Fork Camp.
RSA52914RSALemna minorR. Weatherby14741950-07-21 PlumasEast Quincy
RSA52922RSALemna minorR. Weatherby14861950-07-28 PlumasIndian Creek, on road to Taylorsville.
RSA570692RSALemna minorSteve Boyd81981993-10-23 RiversideSouthern Santa Ana Mountains, San Mateo Canon Wilderness Area of the Cleveland National Forest, upper Morrell Canon along Morgan Trail (5W02).
RSA59268RSALemna minorE. K. Balls155621950-08-31 PlumasSpanish Creek, off Highway 24, just north of Quincy.
RSA602841RSALemna minorR. G. Swinney32641994-08-25 San BernardinoSan Gabriel Mountains: Glen Helen Regional Park, NW end - Willow Grove-Sycamore Flat Area - Muscupiabe.; Devore
RSA618638RSALemna minorMary DeDecker25831971-02-18 InyoDeep Springs Valley: Springs east of Deep Springs Lake.
RSA628592RSALemna minorAndrew Wheeler101591967-07-23 Los AngelesSan Gabriel Mountains: Mojave Desert Slope: Barrel Springs
RSA641178RSALemna minorRobert F. Thorne381511969-06-24 RiversideSan Jacinto Mountains: San Bernardino National Forest. Lake Fulmor.
RSA69727RSALemna minorF. W. Peirson52691924-09-19 Los AngelesArroyo Seco, near Pasadena.
RSA755097RSALemna minorNaomi Fraga26832009-04-29 San BernardinoSan Bernardino National ForestSugarloaf Meadow.; Moonridge 7.5 quad.
RSA780657RSALemna minorNaomi Fraga34382010-06-01 San BernardinoSan Bernardino National ForestAlong Santa Ana River, just S of Forest Service Rd IN09; Big Bear Lake 7.5 minute
RSA90128RSALemna minorE. K. Balls185371953-08-19 RiversideHead of Palm Canon, where stream crosses Hwy 74 on Palms to Pines Hwy.
RSA92952RSALemna minorPeter H. Raven30291951-06-24 NapaCarneros Creek at Highway 27, near Sonoma county line
SBBG160196SBBGLemna minorE. NeeseHL 28981996-08-28 MontereyFort Hunter Liggett: Sam Jones Cyn, ca. 2.8 W of Quail Top, ca. 2.2 km SW of Sam Jones Rd bridge over San Antonio River; Ft Hunter Liggett
SBBG160197SBBGLemna minorHenry M. Pollard1946-10-12 VenturaTaylor Ranch near mouth of Ventura River
SBBG160198SBBGLemna minorE. R. Blakley26811959-03-16 Santa BarbaraLotusland Estate, Cold Springs Rd, Montecito
SBBG160199SBBGLemna minorE. R. Blakley27091959-03-18 Santa BarbaraCasmalia Hills; Seep Spring Cyn, 0.6 W of Corralitos Cyn, Pt Sal
SBBG160201SBBGLemna minorHenry M. Pollard1944-10-14 VenturaSan Antonio Crk
SBBG160202SBBGLemna minorE. NeeseHL 28911996-08-26 Montereylivestock water impoundment, ca. 0.3 N of San Antonio River, ca. 0.7 W of Sam Jones Rd, ca. 2.1 km SE of mouth of Lugo Cyn; Ft Hunter Liggett
SBBG160203SBBGLemna minorDavid Keil240261993-05-01 Santa BarbaraBurton Mesa: Vandenberg Air Force BaseN side of El Rancho Rd just E of Lompoc-Casmalia Rd; Vandenberg Air Force Base
SBBG160441SBBGLemna minorHenry M. Pollard1946-10-12 VenturaTaylor Ranch near mouth of Ventura River
SBBG160442SBBGLemna minorHenry M. Pollard1960-07-15 VenturaSan Antonio Creek near Camp Comfort, Ojai
SBBG174538SBBGLemna minorJon Rebman337192017-08-24 San DiegoFallbrook Naval Weapons Station; W of Fallbrook, N Magazine,, northwestern part of station; along the Santa Margarita River
SD00034216SDLemna minorWayne P. Armstrong11711983-10-13 San DiegoSan Dieguito River, 0.5 mi. SW of Lake Hodges Dam, S side of Hwy S6. In shallow pools among metavolcanic rocks
SD00036184SDLemna minorJon Rebman361492019-09-09 San DiegoCanon: southeast portion of Base; Training Area Lima; wetlands between Windmill Lake and the golf course on Base; am; southwest of the San Luis Rey entrance gate
SD00053812SDLemna minorJon Rebman337192017-08-24 San DiegoFallbrook Naval Weapons Station: west of Fallbrook; North Magazine, northwestern part of station; along the Santa Margarita River
SD112789SDLemna minorDarley F. Howe23231953-08-02 San DiegoSan Luis Rey River, three miles below Lake Henshaw.
SD114825SDLemna minorWayne P. Armstrong11611983-08-04 San DiegoCreek, south side of Highway 78, about 2.0 miles southeast of Escondido (east of San Pasqual Rd.) Common along edge of creek and on the saturated sandy bank. Freshwater marsh.
SD114826SDLemna minorWayne P. Armstrong11591983-07-31 San BernardinoMohave River, about 1.0 mile east of Victorville (Mojave Narrows Regional Park).
SD114828SDLemna minorWayne P. Armstrong11681983-07-10 FresnoPond 0.5 mile east of Centerville, north side of Highway 180.
SD114848SDLemna minorWayne P. Armstrong11741983-10-14 San DiegoSan Diego River, 1.5 miles west (below) El Capitan Dam (east of El Monte County Park).
SD115793SDLemna minorWayne P. Armstrong12001984-06-17 San DiegoSoutheast Escondido, small pond along creek east side [of] Bear Valley Parkway, 200 meters north of junction with Sunset Drive.
SD117843SDLemna minorWayne P. Armstrong12401985-06-29 RiversideCreek at northeast end of Fulmor Lake, on Highway R 1, northwest of Idyllwild.
SD123876SDLemna minorRobert F. Thorne552861982-09-03 San BernardinoSan Bernardino Mountains, in alkaline, wet meadows near Pan Hot Springs, west end of Baldwin Lake. Carpeting margins of shallow pools.
SD160785SDLemna minorJon P. Rebman106222004-08-10 San DiegoSycuan Peak Ecological Reserve (California Dept. of Fish & Game): southeast of Dehesa, southwest of Loveland Reservoir; on the lower northeast side of Sycuan Peak, near Sloan Ranch
SD166989SDLemna minorJon P. Rebman106942004-08-20 San DiegoLake Sutherland: north of Hwy. 78 between Ramona and Santa Ysabel; southeast end of lake
SD176119SDLemna minorMargaret R. Mulligan12862005-07-26 San DiegoMcGinty Mountain Ecological Reserve (California Fish & Game). SE of city El Canon. SE of intersection of Willow Glen Dr and Hillsdale Rd, in bed of Sweetwater River.
SD185383SDLemna minorRichard L. Breisch1362006-05-21 San DiegoCleveland National Forest, Hauser Canon, 2.4 km downstream from Lake Morena dam at intersection of Cottonwood Creek & Hauser Creek Rd (Cottonwood Rd).
SD20261SDLemna minorFrank F. Gander49351938-01-12 San DiegoNear Old Mission Dam, in Mission Gorge.
SD23019SDLemna minorFrank F. Gander66621938-10-05 San Diego3 miles southwest White Star.
SD240784SDLemna minorA.C. Sanders402162012-05-27 RiversidePeninsular Range: Santa Ana Mountains Region; Temescal Creek at I-15 crossing, between Alberhill and Horsethief Canon (Alberhill 7.5′Q)
SD262758SDLemna minorSusan T Welkers.n.1992-09-09 San DiegoPotrero area; old house site, Grapevine Creek, freshwater stream and pond, northwest of Potrero Creek
SD46723SDLemna minorRobert J. Weatherby14741950-07-21 PlumasLocally common in shade of grasses, floating in ditch at edge of marsh, East Quincy.
SD48876SDLemna minorIra L. Wiggins21571926-10-17 San DiegoCuyamaca Mountains Region, abundant in quiet pools along a small creek flowing into Sweetwater River, near Descanso.
SD6336SDLemna minorDaniel Clevelands.n.1885-06-07 San DiegoMission Valley.
SD6337SDLemna minorDaniel Clevelands.n.1884-07-01 San DiegoJacumba.
SJSU1258SJSULemna minorC.W. Sharsmith59941952-06-06 Santa Cruznear Camp Evers, Scott Valley
SJSU7573SJSULemna minorAdrienne Libby1977-04-21 Santa CruzWhites Lagoon, Nisene Marks State Park
SJSU9609SJSULemna minorW. Savage13831979-07-06 ModocTriangle, Antelope Plains Unit, Devils Garden District, Modoc National Forest
THRI-SEKI19246THRILemna minorAkin, J.; Pilewski, L.; Nagel, T.SEKI.0402.122002-05-13 UnknownVM.SEKI.0402. Gently sloping south facing concave riparian drainage dominated by Platanus racemose with an underst
UC1101238UCJEPSLemna minorMalcolm A. Nobs, S. Galen Smith18971949-10-23 San Joaquinabout 15 sw of Ione (on road from Ione to Clements)
UC1101316UCJEPSLemna minorMalcolm A. Nobs, S. Galen Smith13231949-08-11 Del Norte1 mi s of Crescent City (on Highway 101)
UC1536809UCJEPSLemna minorGordon H. True, Jr.10041939-07-21 ModocJack Swamp
UC1536818UCJEPSLemna minorGordon H. True, Jr.10021939-07-06 ModocGooch Swamp near Lookout; Gooch Swamp
UC1607502UCJEPSLemna minorBarbara Ertter, Brad Olson108501991-09-28 Contra Costabetween Orinda and El Sobrante (s end of San Pablo Reservoir); San Pablo Reservoir
UC2027954UCJEPSLemna minorBarbara Ertter, Joanne Kerbavaz175042000-08-20 Contra CostaFrog Pond on southeast side of Mount Diablo.
UC2028381UCJEPSLemna minorBarbara Ertter162441998-06-20 Contra CostaShell Ridge Open Space on NW side of Mount Diablo, Bob Pond at Old Borges Ranch
UC2029080UCJEPSLemna minorBarbara Ertter174002000-07-16 Contra CostaLower Pine Creek in Diablo Foothills Regional Park.
UC692108UCJEPSLemna minorMary L. Bowerman24271933-09-09 Contra Costan of Curry Canon (Mount Diablo, Blackberry Spring); Mount Diablo, Blackberry Spring
UCR105754UCRLemna minorR.G. Swinney32641994-08-25 San BernardinoGlen Helen Regional Park, NW end, Willow Grove-Sycamore Flat Area - Muscupiabe
UCR124943UCRLemna minorBonnie C. Templeton14851930-02-18 Los AngelesSE area of Rancho La Brea, Curson at Wilshire Blvd., Los Angeles
UCR141332UCRLemna minorR.F. Thorne381511969-06-24 RiversideSan Bernardino National Forest. Lake Fulmor
UCR171295UCRLemna minorJon P. Rebman106222004-08-10 San DiegoSycuan Peak Ecological Reserve (CA Dept. of Fish & Game): southeast of Dehesa, southwest of Loveland Reservoir; on the lower northeast side of Sycuan Peak, near Sloan Ranch
UCR171764UCRLemna minorMargaret R. Mulligan12852005-07-26 San DiegoMcGinty Mountain Ecological Reserve (California Fish & Game). SE of city El Canon. SE of intersection of Willow Glen Dr and Hillsdale Rd, in bed of Sweetwater River. San Diego Atlas Square R14
UCR186513UCRLemna minorAnuja Parikh31222007-06-22 Kernstream at foot of ridge between Pastoria Creek and Liveoak Canon, survey area 2.8A, c. 4.5 miles NE of Lebec
UCR19621UCRLemna minorFreda Detmerss.n.1929-12-12 Los AngelesLos Angeles: La Brea Tar Pits
UCR220764UCRLemna minorNaomi Fraga26832009-04-29 San BernardinoSugarloaf Meadow
UCR233982UCRLemna minorNaomi Fraga34382010-06-01 San Bernardinoalong Santa Ana River, just south of FS road 1N09; middle control road on south side of road
UCR234989UCRLemna minorA.C. Sanders402162012-05-27 RiversideTemescal Creek at I-15 crossing, between Alberhill and Horsethief Canon
UCR255073UCRLemna minorPeter Rubtzoff47511961-09-20 SonomaBodega Head Marsh
UCR255074UCRLemna minorPeter Rubtzoff47831961-10-23 SonomaLaguna de Santa Rosa area northeast of Graton
UCR255075UCRLemna minorPeter Rubtzoff44341960-06-05 SonomaLaguna de Santa Rosa area northeast of Graton, near the Laguna Road
UCR255076UCRLemna minorPeter Rubtzoff39561958-08-31 SonomaAtascadero Creek Marsh
UCR255528UCRLemna minorPeter Rubtzoff37811958-07-19 SonomaLaguna de Santa Rosa, east of Sebastopol
UCR256526UCRLemna minorPeter Rubtzoff51121962-10-09 SonomaLower Salmon Creek Marsh
UCR256957UCRLemna minorPeter Rubtzoff17101954-08-13 SonomaBodega Head Marsh
UCR266822UCRLemna minorD.E. Bramlet38972005-07-13 RiversideSan Jacinto Wildlife Area, east of old San Jacinto River channel, margin of flooded ponds
UCR285509UCRLemna minorPeter Rubtzoff51471963-05-26 SonomaBennett Mountain Lake [apparently = Ledson Marsh]
UCR285510UCRLemna minorPeter Rubtzoff50671962-08-24 SonomaGuerneville Marsh
UCR285582UCRLemna minorPeter Rubtzoff46551961-06-23 SonomaBennett Mountain Lake [apparently = Ledson Marsh]
UCR285583UCRLemna minorPeter Rubtzoff16251954-08-02 SonomaDuncan Mills Marsh, lower portion of marsh
UCR285584UCRLemna minorPeter Rubtzoff19581955-07-10 SonomaDuncan Mills Marsh, lower portion of marsh
UCR285585UCRLemna minorPeter Rubtzoff47551961-09-20 SonomaDuncan Mills Marsh, lower portion of marsh
UCR40377UCRLemna minorSteve Boyd10741985-07-30 San DiegoLower Cottonwood Canon, near confluence with De Luz Creek
UCR42926UCRLemna minorEric A. Wise20241984-07-21 San Luis ObispoSand Bar Study. Arroyo Laguna Site #1, c. 2 km east of the ocean & c. 700 yards east of Hwy 1
UCR82192UCRLemna minorGeorge K. Helmkamp109--011994-07-28 MonoLong Valley. Hot Creek at the Owens River Road crossing
UCR96382UCRLemna minorGeorge K. Helmkamp12531996-09-29 MonoSpring [Layton Springs] on the east side of Lake Crowley 3.5 miles SSE of Benton Crossing
UCR96397UCRLemna minorGeorge K. Helmkamp12361996-09-27 MonoOwens River, 1.5 miles upstream from Bentons Crossing
UCSB041010UCSBLemna minorDavid MagneyVR-73-871987-08-16 VenturaSouthwest California, South Coast, Lower Ventura River Valley, San Bernardino Base Meridian, in drainage ditch immediately N of Main Street bridge; in Ventura River bed. Ventura 7.5 Q.; 34.281783 -119.305117

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