CHECK ALL SORTING BY COLL. & COLL NUM. IS DISABLED F CCH1_AID herb scientific name collector coll. num. formatted date county locality BLMRD0810 BLMRD Spirodela polyrhiza D. Heinze 704 1967-03-29 Butte CAS-BOT245023 CAS Spirodela polyrhiza Bethel, Ellsworth s.n. 1923-04-24 Modoc Adin. CAS-BOT245024 CAS Spirodela polyrhiza Bartholomew, Bruce 5052 1989-08-11 Modoc Along W side of Goose Lake, 4.2 km N of McGinty Point on National Forest Road 48. CAS-BOT534884 CAS Spirodela polyrhiza Parish, Samuel B. 1165 1881-09-01 San Bernardino San Bernardino, swamp south of town CAS-BOT534885 CAS Spirodela polyrhiza Hayward, Ida s.n. 1928-07-27 Santa Cruz Pajaro River below narrow gauge bridge, Watsonville CAS-BOT534886 CAS Spirodela polyrhiza Rubtzoff, Peter 704 1951-09-02 Sonoma Northern half of Lower Marsh, in the open, in water CAS-BOT534887 CAS Spirodela polyrhiza Ferris, Roxana S. 2101 1920-10-01 San Mateo Mud Lakes, Coalmine Ridge CAS-BOT534888 CAS Spirodela polyrhiza Rattan, Volney s.n. 1882-06-01 Mendocino Near summit Mt. Sanhedrin CAS-BOT534889 CAS Spirodela polyrhiza Parish, S. B. 10075 1915-06-25 San Bernardino Pond at Rancho Verde, Victorville CAS-BOT534890 CAS Spirodela polyrhiza Mason, Herbert L. 14561 1953-07-08 Plumas Four miles northwest of Loyalton CAS-BOT534891 CAS Spirodela polyrhiza Rubtzoff, Peter 704 1951-09-02 Sonoma Northern half of Lower Marsh, Pitkin Marsh, near Forestville CAS-BOT534892 CAS Spirodela polyrhiza Mason, Herbert L. 14561 1953-07-08 Plumas Four miles northwest of Loyalton CAS-BOT534893 CAS Spirodela polyrhiza Mason, Herbert L. 14630 1955-06-08 Shasta In a marsh at the bridge, west edge of Fall River Mill CAS-BOT534895 CAS Spirodela polyrhiza Twisselmann, Ernest C. 3119 1956-08-10 Kern Buena Vista Slough floodgates 4.1 miles northwest of Tupman CAS-BOT534896 CAS Spirodela polyrhiza Smith, Doreen; Follette, Wilma s.n. 2004-09-12 Marin Point Reyes National Seashore, Abbotts Lagoon (freshwater) on pond margins CAS-BOT535251 CAS Spirodela polyrhiza Sommers, Fred 1358 1976-08-12 Plumas Sierra Nevada. Sierra Valley along Marble Lane CAS-BOT535252 CAS Spirodela polyrhiza Showers, D. DS 4382 1980-07-19 Shasta Lassen Volcanic National Park. 1-4 mile south of Windy Point, Diamond Peak CAS-BOT535253 CAS Spirodela polyrhiza Wiggins, Ira L. 9004 1938-08-15 Tuolumne 10 mi. W. of Jamestown at Yosemite Junction CAS-BOT535254 CAS Spirodela polyrhiza Sutliffe, Mrs. E. C. s.n. 1922-07-15 Marin Lily Lake CAS-BOT535255 CAS Spirodela polyrhiza Eastwood, Alice s.n. 1921-11-01 Marin Lily Lake CAS-BOT535256 CAS Spirodela polyrhiza Weatherby, Robert J. 1485 1950-07-28 Plumas Bridge over Indian Creek, road to Taylorville CAS-BOT535257 CAS Spirodela polyrhiza Stacey, J. W. s.n. 1923-09-30 Marin Near Pt. Reyes Station CAS-BOT535258 CAS Spirodela polyrhiza Wiggins, Ira L. 9004 1938-08-15 Tuolumne 10 mi. W. of Jamestown at Yosemite Junction CDA0039173 CDA Spirodela polyrhiza John Tolley s.n. 1978-08-31 Glenn Pond at Road 39 and Highway 9 Willows. CHSC112434 CHSC Spirodela polyrhiza Lowell Ahart 18758 2013-06-08 Modoc On the north side of levee, about 100 yards north of the Parking Area, northwest of the old barn, Ash Creek State Wildlife Area, about 3.9 miles (air) west of Adin, about 7.7 miles (air) northeast of Bieber, Big Valley. T3 N R08E S27 SE1-4 CHSC43794 CHSC Spirodela polyrhiza Vernon Oswald 1307 1984-06-21 Butte Pine Creek at Hwy 32. Along the edge of the creek. T2 N R0 W S22 N edge CHSC49641 CHSC Spirodela polyrhiza Vernon Oswald 2334 1987-04-20 Butte Butte Creek Preserve on the s side of the creek ne of the Skyway. On the edge of a dredger pond. T2 N R02E S3 W1-4 of SE1-4 CHSC62028 CHSC Spirodela polyrhiza Vernon H. Oswald 5952 1993-09-29 Glenn Sacramento National Wildlife Refuge. Rufuge located ca. 7 mi S of Willows, in the SW corner of Cell 5, Tract C. On the edge of a field. T1 N R0 W S01 SE1-4 of SE1-4 CHSC65281 CHSC Spirodela polyrhiza Vernon H. Oswald 7213 1995-08-21 Lassen Warner Mtns. Blue Lake located ca. 13 mi SE of Likely. At the SW corner of the lake. T3 N R15E S20 SE1-4 CHSC66279 CHSC Spirodela polyrhiza Vernon H. Oswald 7883 1996-06-24 Lassen Modoc Plateau. Papoose Meadows located ca. 0.5 mi E of Eagle Lake Rd. (A1) and 2.5 mi S of Eagle Lake. In a meadow on th E side of Papoose Creek N of the springs. T3 N R11E S2 W1-4 of SE1-4 CHSC72245 CHSC Spirodela polyrhiza Vernon H. Oswald 9641 1998-09-16 Siskiyou Hwy. 161 adjacent to a marsh at the Lower Klamath NWR 5.3 mi east of Hwy. 97. T4 N R02E S CHSC8762 CHSC Spirodela polyrhiza S. Chulasmai 29 1966-04-30 Shasta Vernal pool 0.5 mile from Hat Creek River. CHSC99244 CHSC Spirodela polyrhiza Lowell Ahart 15007 2008-06-21 Modoc On shallow water 6-8 inches deep, along a deep natural drainage, about 30 yards west of the levee, mountain meadow, in Big Valley about 3.6 miles (air) north of the Headquarters at Ash Creek State Wildlife Area, about 6.4 miles (air) northeast of Bieber. T3 N R08E S2 W1-4 DAV352788 DAV Spirodela polyrhiza William Anderson s.n. 1963-02-28 Marin Marin County: DAV352789 DAV Spirodela polyrhiza Geri Hulse-Stephens 769a 2001-07-02 Lake Lake County: Goat Mountain. Addington Pond. DAV352790 DAV Spirodela polyrhiza Herbert L. Mason 14561 1953-07-08 Plumas Plumas County: 4 miles northwest of Loyalton. HREC556 HREC Spirodela polyrhiza Peter Rubtzoff 6114 1969-07-17 Mendocino U. C. Hopland Field Station. Headquarters Lae ca. 0.75 mi. east of Station headquarters HREC557 HREC Spirodela polyrhiza A. H. Murphy HF 146 1959-03-22 Mendocino Lake pasture HSC100151 HSC Spirodela polyrhiza M.A. Ericksen 308B 1979-05-29 Humboldt Northern-most of Clam Beach ponds HSC100154 HSC Spirodela polyrhiza J.M. DiTomaso 893B 1979-04-21 Humboldt Next to Hwy. 101 at Crannell Rd. exit between Westhaven and Mckinleyville HSC100156 HSC Spirodela polyrhiza Kenneth Clark 148C 1979-04-21 Humboldt Off of Cranell Rd., 50 ft. E of Hwy. 101 HSC46344 HSC Spirodela polyrhiza J.P. Smith 7282 1973-08-09 Lassen Blue Lake, Modoc National Forest HSC59648 HSC Spirodela polyrhiza Michael Dalke 91 1979-05-18 Humboldt Hwy. 101, Clam beach pond HSC62698 HSC Spirodela polyrhiza Michelle Stevens 120 1979-05-18 Humboldt Ponds across from Clam Beach JEPS114852 UCJEPS Spirodela polyrhiza Lowell Ahart, John Dittes 15007 2008-06-21 Modoc On shallow water 6-8 inches deep, along a deep natural drainage, about 30 yards west of the levee, mountain meadow, in Big Valley about 3.6 miles (air) north of the Headquarters at Ash Creek State Wildlife Area, about 6.4 miles (air) northeast of Bieber JEPS120892 UCJEPS Spirodela polyrhiza Lowell Ahart, John Dittes, Todd Sloat 18758 2013-06-08 Modoc on the N side of levee, about 100 yards north of Parking Area, NW of the old barn, Ash Creek Wildlife Area, about 3.9 air miles W of Adin, about 7.7 air miles NE of Bieber. Big Valley. JEPS33100 UCJEPS Spirodela polyrhiza S. B. Parish 10515 1915-06-25 San Bernardino Rancho Verde; Victorville JEPS404 UCJEPS Spirodela polyrhiza Willis L. Jepson 7822 1918-08-05 Modoc South Fork Valley JEPS418 UCJEPS Spirodela polyrhiza Willis L. Jepson 1897-08-01 Mendocino Sanhedrin Pass to South Eel JEPS89248 UCJEPS Spirodela polyrhiza Hall, Babcock 4311 1903-06-29 Shasta near Mill Creek (Hot Springs, Mt. Lassen); Mt. Lassen JEPS89249 UCJEPS Spirodela polyrhiza W. H. Brewer 2190 1863-08-30 Unknown Pit River JEPS89250 UCJEPS Spirodela polyrhiza W. H. Brewer 2190 1863-08-30 Unknown Pit River LA93383 LA Spirodela polyrhiza Helen North 46 1967-05-27 Yolo in Putah creek, near Putah Creek Lodge, University of California, Davis NCC18375 NCC Spirodela polyrhiza Baker, Milo S. 1946-07-27 Lake E approach to bridge on Lakeport-Lucern cutoff NCC18376 NCC Spirodela polyrhiza Rubtzoff, Peter 704 1951-09-02 Sonoma Pitkin Marsh, near Forestville; northern half of lower marsh NCC18377 NCC Spirodela polyrhiza Mason, Herbert L. 1946-07-27 Lake pool along cutoff to Lucern from west side of Clear Lake NCC18378 NCC Spirodela polyrhiza Mason, Herbert L. 14630 1955-06-08 Shasta at the bridge, W edge of Fall River Mills POM185949 RSA Spirodela polyrhiza N. L. Gardner s.n. 1903-06-12 San Francisco Lake Merced POM312455 RSA Spirodela polyrhiza Malcolm A. Nobs 423 1948-08-24 Merced Modesto Properties Gun Club, 15 miles east of Gustine POM312468 RSA Spirodela polyrhiza H. L. Mason 14561 1953-07-08 Plumas 4 miles northwest of Loyalton POM47767 RSA Spirodela polyrhiza I. M. Johnston s.n. 1924-08-31 San Bernardino Victorville. PUA10389 PUA Spirodela polyrhiza Charlie Mc Kelvey 1976-09-01 Mendocino Local landmark: Lake Cleone. Fort Bragg Quad. RSA0178908 RSA Spirodela polyrhiza L. C. Wheeler 3791 1935-08-06 Modoc Pine Creek, Warner Mountains. RSA23106 RSA Spirodela polyrhiza I. L. Wiggins 9004 1938-08-15 Tuolumne Small roadside pool at Yosemite Junction, 10 miles W of Jamestown. RSA233789 RSA Spirodela polyrhiza Robert F. Thorne 39148 1969-09-05 Modoc North of South Fork of Pit River above jct. with West Creek at Public Campground, ca. 6 mi. E of Likely. RSA261453 RSA Spirodela polyrhiza Helen North 46 1967-05-27 Yolo Near Putah Lodge, University of California, Davis RSA310058 RSA Spirodela polyrhiza Wayne P. Armstrong 1175 1983-10-22 San Bernardino Mojave River about 1.0 mile E of Victorville (Mojave Narros Regional Park). RSA52872 RSA Spirodela polyrhiza R. Weatherby 1485 1950-07-28 Plumas Indian Creek, on road to Taylorsville. RSA554452 RSA Spirodela polyrhiza S. J. Myers 91-69 1991-09-07 San Bernardino Southern Mojave Desert, near Victorville; Mojave Narrows Regional Park. RSA577796 RSA Spirodela polyrhiza L. C. Wheeler 2061 1933-08-11 San Bernardino Mohave River: At Victorville. RSA607917 RSA Spirodela polyrhiza L. C. Wheeler 7913 1961-06-24 Riverside San Jacinto Mountains: Fulmor Lake. RSA616745 RSA Spirodela polyrhiza Mary DeDecker 2274 1969-07-22 Inyo Owens Valley: Owens River north of Manzanar Road. RSA69729 RSA Spirodela polyrhiza F. W. Peirson 5110 1924-08-31 San Bernardino South of Victorville. RSA788216 RSA Spirodela polyrhiza Carl B. Wolf 8967 1937-06-20 Trinity 5.8 miles N of Mendocino county line on Zenia-Covelo Road; North Coast Range. SD110309 SD Spirodela polyrhiza W. P. Armstrong s.n. 1981-09-20 San Bernardino North end of Mojave Narrows Regional Park approx. 1 mile east of Victorville. Slough area of Mojave River. SD114847 SD Spirodela polyrhiza W. P. Armstrong 1175 1983-10-22 San Bernardino Mojave River about 1.0 mile east of Victorville (Mojave Narrows Regional Park). SD122847 SD Spirodela polyrhiza Robert F. Thorne 38734 1969-07-21 Inyo Owens Valley: small backwater along Owens River, north of Manzanar Road, Manzanar. SD46725 SD Spirodela polyrhiza Robert J. Weatherby 1485 1950-07-28 Plumas At edge of slow stream. Bridge over Indian Creek, Road to Taylorsville. SFV114234 SFV Spirodela polyrhiza R. B. Lopopolo 19 1967-04-15 Yolo Sacramento Valley; Davis. University of California, Davis, campus. Putah Creek, about 50 yards from Putah Recreation Lodge Bridge. SJSU7949 SJSU Spirodela polyrhiza N.A. Hopkins 895 1977-05-31 Santa Cruz N end Pinto Lake NE of Watsonville UC1101240 UCJEPS Spirodela polyrhiza Malcolm A. Nobs, S. Galen Smith 1851a 1949-09-08 Lake s end Clear Lake (at outlet to Cache Creek) UC1101241 UCJEPS Spirodela polyrhiza Malcolm A. Nobs, S. Galen Smith 1398 1949-08-19 Plumas ca 2 mi s Greenville; Indian Valley UC1101242 UCJEPS Spirodela polyrhiza Malcolm A. Nobs, S. Galen Smith 951 1949-07-08 Solano ca 4 mi sw Rio Vista (along Highway 24, small marsh along Sacremento River); Sacramento River UC1101243 UCJEPS Spirodela polyrhiza Malcolm A. Nobs, S. Galen Smith 423 1948-08-24 Merced 15 mi e Gustine (Modesto Properties Gun Club); San Joaquin Valley UC1101244 UCJEPS Spirodela polyrhiza Verne Grant, Irving Schneider 8132 1947-07-22 Modoc n of Alturas (North Fork Pit River by confluence with Gleason Creek on Highway 39 North Fork Pit River UC1101245 UCJEPS Spirodela polyrhiza Verne Grant, Irving Schneider 8066 1947-07-19 Modoc s of Alturas (Corporation ranch, irrigation ditch s of s loop road) UC1101246 UCJEPS Spirodela polyrhiza Herbert L. Mason 14561 1953-07-08 Plumas 4 mi nw Loyalton UC1101313 UCJEPS Spirodela polyrhiza Malcolm A. Nobs, Herbert L. Mason 748 1949-05-29 Shasta marsh between Hat Creek and Pit River bridge (Highway 299) UC1101315 UCJEPS Spirodela polyrhiza Malcolm A. Nobs, S. Galen Smith 1787 1949-09-02 Inyo 8.5 mi n Bishop (at Fish Slough); Fish Slough UC1112277 UCJEPS Spirodela polyrhiza H. L. Mason 14630 1955-06-08 Shasta w edge Fall River Mill (at the bridge) UC146132 UCJEPS Spirodela polyrhiza Joseph P. Tracy 2745 1908-06-27 Humboldt nw slope Buck Mountain (pond above mouth of Little Van Duzen); Northern Coast Ranges UC183725 UCJEPS Spirodela polyrhiza S. B. Parish 10515 1915-06-25 San Bernardino Victorville Mojave Desert (Rancho Verde) UC2345 UCJEPS Spirodela polyrhiza W. H. Brewer 2190 1863-08-30 Unknown Pit River UC2355 UCJEPS Spirodela polyrhiza State Survey 2190 1935-07-24 Unknown Pit River UC52248 UCJEPS Spirodela polyrhiza N. L. Gardner, W. J. V. Chesnut 1903-06-12 San Francisco Lake Merced UC54241 UCJEPS Spirodela polyrhiza H. M. Hall, E. B. Babcock 4311 1903-06-20 Shasta near Mill Creek; Mount Lassen UC552356 UCJEPS Spirodela polyrhiza H. W. Shepherd 1936-02-03 Shasta Fall River Mills UC55669 UCJEPS Spirodela polyrhiza J. Burtt Davy 4143 1896-07-22 Sonoma Russian River UC625407 UCJEPS Spirodela polyrhiza Ira L. Wiggins 9004 1938-08-15 Tuolumne 10 mi w Jamestown (at Yosemite Junction); Yosemite Junction UC672873 UCJEPS Spirodela polyrhiza Joseph P. Tracy 10371 1932-08-21 Humboldt w slope Chaparral Mt. (Three Canon e side of Mad River) UC767608 UCJEPS Spirodela polyrhiza R. F. Hoover 27 1934-09-15 Stanislaus Modesto UCR257796 UCR Spirodela polyrhiza George K. Helmkamp 19448 2012-07-22 Sierra Henness Pass Road, 1.1 mile east of its junction with CA-89 at the north end of Kyburz Flat UCR79293 UCR Spirodela polyrhiza Stephen J. Myers 91--69 1991-09-07 San Bernardino Mojave River floodplain at Mojave Narrows Regional Park, near Victorville UCR96381 UCR Spirodela polyrhiza George K. Helmkamp 1243 1996-09-28 Mono Hot Creek at Owens River Road
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