Search Results — 366 specimen records retrieved (243 records with coordinates)
Results for search: Scientific name=Ceratophyllum demersum (including nomenclatural synonyms);   More information: Jepson Online Interchange

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 Please cite data retrieved from this page: Data provided by the participants of the Consortium of California Herbaria (ucjeps.berkeley.edu/consortium/).
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? Specimen ID Determination * Collector Collection Date Collection Number County Locality Elevation in meters Feedback
  CAS-BOT-BC124305  Ceratophyllum demersum Bob Soost 2004-8-16 s.n. Marin Abbotts Lagoon, Pt. Reyes National Seashore Comment
  CAS-BOT-BC278133  Ceratophyllum demersum Geri Hulse-Stephens 2001-7-1 762 Lake Goat Mountain. Addington Pond 1280 Comment
  CAS-BOT-BC400147  Ceratophyllum demersum Dr. B. W. Evermann 1914-10-1 s.n. Kern Buttonwillow Comment
  CAS-BOT-BC400148  Ceratophyllum demersum Peter Rubtzoff 1963-9-12 5254 Lake Clear Lake State Park. In lower Kelsey Creek Comment
  CAS-BOT-BC400152  Ceratophyllum demersum M. S. Jussel 1948-9-23 72 Merced Los Banos, Bird Reserve Comment
  CAS-BOT-BC400155  Ceratophyllum demersum John Thomas Howell 1963-8-6 40025 Monterey Santa Lucia Mountains. Abbott Lakes, Arroyo Seco Forest Service Campground Comment
  CAS-BOT-BC400156  Ceratophyllum demersum John Thomas Howell 1927-8-13 2987 Orange Santa Ana River bottom, Santa Ana Canon [Canyon] 152 Comment
  CAS-BOT-BC400158  Ceratophyllum demersum Robert F. Thorne; J. P. Simon; C. W. Tilforth 1969-6-24 38146 Riverside San Bernardino National Forest, San Jacinto Mts.: Lake Fulmor 1676 Comment
  CAS-BOT-BC400159  Ceratophyllum demersum H. L. Mason 1929-9-9 5421 San Joaquin Holt Comment
  CAS-BOT-BC400160  Ceratophyllum demersum H. L. Mason 1938-6-12 11851 San Joaquin Trapper Slough, Robert's Island, south-west of Holt Comment
  CAS-BOT-BC400161  Ceratophyllum demersum H. L. Mason 1938-6-12 11851 San Joaquin Trapper Slough, Robert's Island, south-west of Holt Comment
  CAS-BOT-BC400162  Ceratophyllum demersum R. F. Hoover 1967-10-7 10882 San Luis Obispo Oso Flaco Lake Comment
  CAS-BOT-BC400163  Ceratophyllum demersum R. F. Hoover 1964-8-14 9280 San Luis Obispo Oso Flaco Lake Comment
  CAS-BOT-BC400173  Ceratophyllum demersum Le Roy Abrams 1902-10-19 3093 Santa Clara Mt View - Alviso Comment
  CAS-BOT-BC400180  Ceratophyllum demersum W. V. Middlekauff 1955-7-4 s.n. Yuba 3 miles n.w. of Rio Oso Post Office Comment
  CAS-BOT-BC400184  Ceratophyllum demersum R. Carter 1967-7-13 593 Lassen Ca. 5 mi e of Eagle Lake Biology Station at point where rd comes nearest to Willow Creek 1560 Comment
  CAS-BOT-BC400185  Ceratophyllum demersum A. Eastwood 1906-5-31 90 Los Angeles Bimini Baths Comment
  CAS-BOT-BC400186  Ceratophyllum demersum Louis Wheeler 1933-10-22 2196 Los Angeles Crystal Lake, San Gabriel Mts. 1706 Comment
  CAS-BOT-BC400187  Ceratophyllum demersum Louis Wheeler 1933-10-22 2196 Los Angeles Crystal Lake, San Gabriel Mts. 1706 Comment
  CAS-BOT-BC400188  Ceratophyllum demersum Timothy S. Ross; Steve Boyd; Orlando Mistretta; Peter W. Fritsch 1990-6-25 3792 Los Angeles San Gabriel Mountains. Vicinity of Crystal Lake 1700 Comment
  CAS-BOT-BC400197  Ceratophyllum demersum Gladys L. Smith; Clare R. Wheeler 1980-5-21 5807 Mendocino Upper Reeves Canyon ca. 10 mi. NW of junction with Rte. 101 487 Comment
  CAS-BOT-BC400199  Ceratophyllum demersum Samuel B. Parish 1886-6-1 1778 San Bernardino Bear Valley, San Bernardino Mts 1828 Comment
  CAS-BOT-BC400200  Ceratophyllum demersum J. Ewan 1931-12-27 5563 San Bernardino Mohave River at Victorville Comment
  CAS-BOT-BC400201  Ceratophyllum demersum C. L. Hitchcock; C. V. Muhlick 1964-3-24 23281 San Bernardino In Saratoga Spring, Death Valley National Monument Comment
  CAS-BOT-BC400202  Ceratophyllum demersum Louis C. Wheeler 1931-12-24 411 San Bernardino Mohave River at Victorville, Mohave Desert Comment
  CAS-BOT-BC400203  Ceratophyllum demersum Louis C. Wheeler 1933-7-19 1980 San Bernardino Mohave River at Victorville 762 Comment
  CAS-BOT-BC400204  Ceratophyllum demersum Louis C. Wheeler 1933-7-19 1980 San Bernardino Mohave River at Victorville 762 Comment
  CAS-BOT-BC400205  Ceratophyllum demersum S. B. Parish 1903-10-6 5272 San Bernardino Vicinity of San Bernardino 762 Comment
  CAS-BOT-BC400206  Ceratophyllum demersum S. B. Parish 1915-6-25 10569 San Bernardino Mojave Desert. Rancho Verde, Victorville Comment
  CAS-BOT-BC400207  Ceratophyllum demersum S. B. Parish; W. F. Parish 1882-5-1 1147 a San Bernardino Mohave River - Camp Cady Comment
  CAS-BOT-BC400208  Ceratophyllum demersum S. B. Parish; W. F. Parish 1881-12-20 1147 San Bernardino Warren [Warner?] Cr., San B. Valley Comment
  CAS-BOT-BC400209  Ceratophyllum demersum H. van der Werff 1980-7-4 4035 San Diego Corte Madera Ranch, Pine Valley 1200 Comment
  CAS-BOT-BC400210  Ceratophyllum demersum Harley P. Chandler 1904-5-21 5223 San Diego San Miguel Mt. 152 Comment
  CAS-BOT-BC400211  Ceratophyllum demersum S. G. Stokes 1895-7-1 s.n. San Diego Sweetwater Valley Comment
  CAS-BOT-BC400212  Ceratophyllum demersum Ira L. Wiggins 1928-6-14 3068 San Diego San Luis Rey River near Pala Comment
  CAS-BOT-BC400213  Ceratophyllum demersum M. S. Jussel 1935-8-13 s.n. San Francisco Lake Merced, San Francisco Comment
  CAS-BOT-BC400214  Ceratophyllum demersum Alice Eastwood 1917-10-1 s.n. San Francisco Mountain Lake, San Francisco Comment
  CAS-BOT-BC400216  Ceratophyllum demersum John Thomas Howell 1956-9-2 31842 San Francisco San Francisco. Northeast end of Lake Merced Comment
  CAS-BOT-BC400217  Ceratophyllum demersum John Thomas Howell 1956-8-26 31804 San Francisco San Francisco. Pine Lake Comment
  CAS-BOT-BC400218  Ceratophyllum demersum John Thomas Howell 1926-11-7 2245 San Francisco Lake Merced, San Francisco Comment
  CAS-BOT-BC400221  Ceratophyllum demersum Setchell 1896-8-1 s.n. San Francisco Mountain Lake, San Francisco Comment
  CAS-BOT-BC400222  Ceratophyllum demersum Greg de Nevers 1991-8-8 9769 Sonoma Pepperwood Natural Preserve. 3450 Franz Valley Road. In largest Double Pond 475 Comment
  CAS-BOT-BC400223  Ceratophyllum demersum Greg de Nevers 1991-8-8 9769 Sonoma Pepperwood Natural Preserve. 3450 Franz Valley Road. In largest Double Pond 475 Comment
  CAS-BOT-BC400224  Ceratophyllum demersum Greg de Nevers 1996-10-18 10888 Sonoma Pepperwood Natural Preserve. 3450 Franz Valley Road. In Biggest Double Pond 487 Comment
  CAS-BOT-BC400225  Ceratophyllum demersum Marcus E. Jones 1882-7-18 s.n. Sonoma Duncan's Mills Comment
  CAS-BOT-BC400226  Ceratophyllum demersum Marcus E. Jones 1882-7-18 s.n. Sonoma Duncan's Mills Comment
  CAS-BOT-BC400228  Ceratophyllum demersum Peter Rubtzoff 1956-9-15 2908 Sonoma Atascadero Creek Marsh Comment
  CAS-BOT-BC400229  Ceratophyllum demersum Peter Rubtzoff 1970-8-18 6319 Sonoma 5 mi. north of Sears Point Comment
  CAS-BOT-BC400232  Ceratophyllum demersum Peter Rubtzoff 1962-10-23 5123 Sonoma Laguna de Santa Rosa area east of Graton, betw. Occidental and Guerneville roads Comment
  CAS-BOT-BC95500  Ceratophyllum demersum Bruce Bartholomew 1992-8-7 6353 Modoc Along the Pit River just SW of Canby Bridge. 1300 Comment
  CAS-BOT-BC95501  Ceratophyllum demersum Bruce Bartholomew 1989-8-11 5053 Modoc Along W side of Goose Lake, 4.2 km N of McGinty Point on National Forest Road 48. 1430 Comment
  CAS-BOT-BC95502  Ceratophyllum demersum Robert Folger Thorne; C. W. Tilforth 1969-9-5 39187 Modoc Pine Creek where it crosses Hwy. 395, 3.4 mi. S of Alturas. 1341 Comment
  CDA13487  Ceratophyllum demersum D. Quimayousie 1997-10-15 s.n. Imperial Colorado River at Walter's Camp Campground. 15 m. S of Palo Verde, E of Hwy 78. 0 Comment
  CDA16230  Ceratophyllum demersum G. F. Hrusa, R. Gross 1998-2-15 14151 Sonoma Knights Valley; Foote Ranch. 0 Comment
  CDA17996  Ceratophyllum demersum K. Dobbins 1999-9-7 PDR 1154827 San Diego Scripps Miramar Ranch. 0 Comment
  CDA17997  Ceratophyllum demersum K. Dobbins 1999-9-7 PDR 1154828 San Diego Scripps Miramar Ranch. 0 Comment
  CDA19002  Ceratophyllum demersum R. Gage 2000-10-18 PDR 1198719 B Contra Costa Clifton Ct. Forebay, NW of Tracy, at the head of State Water project. 0 Comment
  CDA19775  Ceratophyllum demersum R. Jacobs 2001-9-7 PDR P 074800 Imperial Sonoran Desert; Colorado River in the vicinity of Bard. 0 Comment
  CDA20537  Ceratophyllum demersum K. Martyn 2005-6-3 PDR 1292146 Shasta McArthur swamp. 1005 Comment
  CHSC108979  Ceratophyllum demersum Lowell Ahart 2012-4-30 17927 Butte In shallow water in the pond, under trees, about 5 yards south of the table at the old homestead, about 70 yards southeast of the intersection of South Rim Trail and Ten Mile House Road, about 5/8 mile west of Highway 32, about 9 miles (air) northeast of Chico, south part of Upper Bidwell Park. 250 Comment
  CHSC113371  Ceratophyllum demersum Lowell Ahart 2014-4-16 19373 Butte In shallow water, small pond on the bottom 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. 29 Comment
  CHSC20805  Ceratophyllum demersum K. R. Stern 1975-7-23 5842 Plumas On NW shore of Lake Almanor. 1371 Comment
  CHSC21067  Ceratophyllum demersum M. S. Taylor 1975-10-4 960 Butte In Kunkle Reservoir, ca. 500 yds e of Pentz-Magalia Hwy, ca. 1 mi s of Paradise. Comment
  CHSC34894  Ceratophyllum demersum M. S. Taylor 1981-9-2 4267 Plumas N tip of Round Valley Reservoir, by rd 204, ca. 3 air mi s of Greenville. 1371 Comment
  CHSC35965  Ceratophyllum demersum M. S. Taylor 1982-5-22 4493 Butte Graylodge Waterfowl Refuge, in slough at end of West Liberty Rd, ca. 12 mi sw of Gridley. 19 Comment
  CHSC44145  Ceratophyllum demersum V. Oswald; L. Ahart 1988-8-4 3674 Plumas Willow Lake located se of Drakesbad just s of the boundary of Lassen Volcanic National Park. S side of the lake. 1676 Comment
  CHSC46613  Ceratophyllum demersum Vernon Oswald 1989-8-1 3910 Butte Butte Sink Wildlife Area (w portion of Schohr Ranch). In Little Dry Creek at the bridge ca. 1 mi n of Gridley-Colusa Hwy. 18 Comment
  CHSC48282  Ceratophyllum demersum Vernon Oswald 1984-7-19 1607 Butte Bidwell State Park between W. Sacramento Ave. and Big Chico Creek at the boat ramp. In a slough of the Sacramento River. 39 Comment
  CHSC50829  Ceratophyllum demersum Vernon Oswald 1990-7-28 4405 Butte De Sabla Lake, near the Skyway between Magalia and Stirling City. 801 Comment
  CHSC8778  Ceratophyllum demersum S. Chulasmai 1966-4-30 18 Shasta Vernal pond (0.5 mile from Hat Creek River). Comment
  HSC23531  Ceratophyllum demersum R. Carter 1967-7-13 593 Lassen 5 mi. E of Eagle Lake Biology Station at point where road comes nearest to Willow Creek 1561 Comment
  HSC24640  Ceratophyllum demersum H. L. Mason 1938-6-12 11851 San Joaquin Trapper Slough, Robert's Island, SW of Holt Comment
  HSC4313  Ceratophyllum demersum C. L. Hitchcock, C. V. Muhlick 1964-3-24 23281 San Bernardino In Saratoga Spring, Death Valley National Monument Comment
  HSC65312  Ceratophyllum demersum J. P. Smith, Steve Selva 1970-7-16 4381 Siskiyou Along Klamath River, 2 mi. W of Seiad Creek 518 Comment
  HSC85472  Ceratophyllum demersum Gladys L. Smith, Clare R. Wheeler 1980-5-21 5807 Mendocino Upper Reeves Canyon, 10 mi. NW of junction with Hwy. 101 487 Comment
  JEPS102057  Ceratophyllum demersum Ken Kellman 2001-8-18 2037 Santa Cruz Bay Street, head of drainage channel down median strip Santa Cruz Comment
  JEPS120146  Ceratophyllum demersum Lowell Ahart 2012-4-30 17927 Butte About 70 yards southeast of the intersection of South Rim Trail and Ten Mile House Road, about 5/8 mile west of Highway 32, about 9 miles (air) northeast of Chico. Comment
  JEPS122198  Ceratophyllum demersum Lowell Ahart 2014-4-16 19373 Butte On the bottom 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. Comment
  JEPS126119  Ceratophyllum demersum Jake Ruygt 1992-7-18 3097 Napa Small lake on Tuteur Ranch, beyond end of Green Valley Road. Mount George 7.5' Qua. Comment
  JEPS16766  Ceratophyllum demersum Rimo Bacigalupi with Dr. and Mrs. Robt. M. Page, R. S. Ferris, and R. W. Holm 1953-7-25 4330 San Luis Obispo about 5 mi s Oceano (in Oso Flaco Lake); Oso Flaco Lake Comment
  JEPS23928  Ceratophyllum demersum W. R. Dudley 1903-7-18 Santa Clara Campbells Creek; Santa Cruz Mountain Peninsula, Campbells Creek Comment
  JEPS40281  Ceratophyllum demersum S. B. Parish Feb. 1881 San Bernardino Warm Creek Comment
  JEPS40282  Ceratophyllum demersum W. L. Jepson 1896-6-9 Santa Clara Gilroy Comment
  JEPS40283  Ceratophyllum demersum S. B. Parish 1890-1 San Bernardino San Bernardino Comment
  JEPS40284  Ceratophyllum demersum W. L. Jepson 1892-7 Lake Clear Lake Comment
  JEPS40285  Ceratophyllum demersum W. L. Jepson 1896-6-7 Alameda Alvarado Comment
  JEPS76510  Ceratophyllum demersum L. R. Heckard 1977-10-9 4669 Sacramento n of Lambert road e Courtland (Snodgrass Slough); Snodgrass Slough Comment
  JEPS79345  Ceratophyllum demersum Edward Lee 1934-5-23 839 San Francisco San Francisco, just e of east end of Lake Merced Lake Merced; San Francisco, Lake Merced Comment
  JROH148  Ceratophyllum demersum John H. Thomas 1974-6-30 17464 A San Mateo Jasper Ridge Biological Preserve, Stanford University Comment
  JROH149  Ceratophyllum demersum Alan Grundman 1976-5-1 s.n. San Mateo Jasper Ridge Biological Preserve, Stanford University Comment
  JROH150  Ceratophyllum demersum Alan Grundman 1976-5-1 s.n. San Mateo Jasper Ridge Biological Preserve, Stanford University Comment
  JROH151  Ceratophyllum demersum John Hunter Thomas 1981-7-12 20712 San Mateo Jasper Ridge Biological Preserve, Stanford University Comment
  JROH152  Ceratophyllum demersum John Hunter Thomas 1981-7-12 20712 San Mateo Jasper Ridge Biological Preserve, Stanford University Comment
  OBI17364  Ceratophyllum demersum Robert F. Hoover 1967-10-7 10882 San Luis Obispo Oso Flaco Lake Comment
  OBI38183  Ceratophyllum demersum Eric Wise 1981-9-29 1279 San Luis Obispo Oso Flaco Lake Comment
  OBI38184  Ceratophyllum demersum Eric Wise 1983-10-25 1861 San Luis Obispo Beck Lake. Approx 1 mi S of Creston Comment
  OBI77916  Ceratophyllum demersum Robert F. Hoover 1964-8-14 9280 San Luis Obispo Oso Flaco Lake Comment
  PGM1043  Ceratophyllum demersum Allison & Lind 1972-4-15 Monterey Santa Lucia Mountains, Carmel Valley Robinson Cyn, Lake near Rancho San Carlos Hdq Comment
  POM121523  Ceratophyllum demersum Marcus E. Jones 1882-7-18 s.n. Sonoma Duncan's Mills Comment
  POM123117  Ceratophyllum demersum S. B. Parish 1886-07 s.n. San Bernardino San Bernardino Comment
  POM17506  Ceratophyllum demersum P. A. Munz 1923-6-18 7136 Riverside Temecula Canyon Comment
  POM201841  Ceratophyllum demersum L. C. Wheeler 1931-12-24 411 San Bernardino Mohave River at Victorville Comment
  POM271044  Ceratophyllum demersum Lyman Benson 1929-11-1 1932 Santa Clara Stanford University, Felt Lake. 46 Comment
  POM271045  Ceratophyllum demersum Arthur L. Cohen 1934-6-30 447 Kern Bakersfield, Kern River 122 Comment
  POM271048  Ceratophyllum demersum Lyman Benson 1931-8-31 2894 Lake Soda Bay; Mt. Range: Middle N Coast; Watershed: Clear Lake. 427 Comment
  POM271049  Ceratophyllum demersum Lyman Benson 1928-6-28 344 Lake Soda Bay; Mt. Range: Middle N Coast; Clear Lake [area]. 427 Comment
  RSA0057898  Ceratophyllum demersum Richard G. Swinney 2010-9-7 13702 Los Angeles San Gabriel Mountains: Crystal Lake, within 50 ft of shore line around the entire perimeter. 1683 Comment
  RSA0098633  Ceratophyllum demersum R. G. Swinney 2010-9-7 13702 Los Angeles San Gabriel Mountains: Crystal Lake, within 50 ft. of shore line around the entire perimeter 1683 Comment
  RSA0125554  Ceratophyllum demersum Justin M. Wood 2010-7-29 2260 -A San Bernardino San Bernardino Mountains: Upper Santa Ana River Watershed; Jenks Lake. 2054 Comment
  RSA126140  Ceratophyllum demersum M. S. Jussel 1935-8-13 s.n. San Francisco San Francisco, Lake Merced. Comment
  RSA153308  Ceratophyllum demersum P. A. Munz, I. M. Johnston 1938-9-5 11214 San Bernardino Mojave River, Victorville Comment
  RSA160  Ceratophyllum demersum S. B. Parish 1919-10-19 11633 San Bernardino Narrow Creek, San Bernardino Valley Comment
  RSA166284  Ceratophyllum demersum M. A. Piehl 1963-8-4 63775 San Luis Obispo North arm of Oso Flaco Lake Comment
  RSA172668  Ceratophyllum demersum E. C. Twisselmann 1964-7-25 9967 Kern Poso Creek at the Henry Bowen Ranch. 976 Comment
  RSA201712  Ceratophyllum demersum Robert F. Hoover 1964-8-14 9280 San Luis Obispo Oso Flaco Lake. Comment
  RSA223599  Ceratophyllum demersum J. T. Howell 1963-8-6 40025 Monterey Abbott Lakes, Arroyo Seco Forest Service Campground. Comment
  RSA2285  Ceratophyllum demersum J. W. Blankinship 1928-9-17 s.n. Lake Lakeport. Comment
  RSA249861  Ceratophyllum demersum R. F. Thorne, J. P. Simon, C. W. Tilforth 1969-6-24 38146 Riverside San Bernardino National Forest, San Jacinto Mountains: Lake Fulmor. 1677 Comment
  RSA252425  Ceratophyllum demersum R. F. Thorne, C. W. Tilforth 1969-9-5 39187 Modoc Pine Creek where it is crossed by Hwy 395, 3.4 miles S of Alturas. 1341 Comment
  RSA262206  Ceratophyllum demersum Alan Grundman 1976-05 s.n. San Mateo Jasper Ridge Biological Experimental Area, about 5 miles SW of Palo Alto. Searsville Lake. Comment
  RSA289872  Ceratophyllum demersum B. A. Prigge 1980-9-17 4092 Riverside Coachella Valley Stormwater Channel: 2 mi. W of Mecca, where Pierce Rd. crosses channel. -55 Comment
  RSA316221  Ceratophyllum demersum R. F. Thorne, B. A. Prigge, Kay Wright, R. K. Benjamin 1981-6-4 54940 San Bernardino San Bernardino Mountains: Mojave Narrows Recreational Park, near Pelican Lake, south of Victorville. Cedar Springs Dam. 838 Comment
  RSA371148  Ceratophyllum demersum R. F. Thorne, Larry E. DeBuhr, C. Davidson, C. W. Tilforth 1976-7-15 47681 San Bernardino San Bernardino Mountains: 1/4 mi. E. of Highway 18 across E end of Big Bear Lake 2073 Comment
  RSA411763  Ceratophyllum demersum L. C. Wheeler 1933-7-19 1980 San Bernardino Mojave River at Victorville Comment
  RSA411779  Ceratophyllum demersum Christopher Davidson 1975-8-30 3191 San Bernardino Big Bear Lake, South Shore Dr. Along beach to N end of the rd, ca. 100 yards from the dam. 2317 Comment
  RSA47908  Ceratophyllum demersum I. M. Johnston 1924-8-31 s.n. San Bernardino Rancho Verde, Victorville. Comment
  RSA486367  Ceratophyllum demersum Gladys L. Smith, Clare R. Wheeler 1980-5-21 5807 Mendocino Upper Reeves Canyon ca. 10 miles NW of junction with Tre. 101. 487 Comment
  RSA516  Ceratophyllum demersum J. T. Howell 1927-8-13 625 Orange Santa Ana River Bottom 152 Comment
  RSA534572  Ceratophyllum demersum Peter Rubtzoff 1963-9-12 5254 Lake Clear Lake State Park. In lower Kelsey Creek. Comment
  RSA597736  Ceratophyllum demersum T. S. Ross, S. D. Boyd, Orlando Mistretta, Peter W. Fritsch 1990-6-25 3792 Los Angeles Vicinity of Crystal Lake 1677 Comment
  RSA602911  Ceratophyllum demersum L. C. Wheeler 1933-8-11 2062 San Bernardino Mohave River: At Victorville. 762 Comment
  RSA603899  Ceratophyllum demersum L. C. Wheeler 1954-9-25 7091 Imperial Palo Verde, 8 miles south of. In margin of sluggish Colorado River near Johns Boat Landing Comment
  RSA607916  Ceratophyllum demersum L. C. Wheeler 1961-6-24 7912 Riverside San Jacinto Mountains: Fulmor Lake. Comment
  RSA614595  Ceratophyllum demersum A. C. Sanders, Scott D. White, E. J. Lawlor, C. L. Sanders 1994-8-6 15216 San Bernardino City of Big Bear Lake, 39768 Lakeview Dr., S shore of Big Bear Lake. 2061 Comment
  RSA679445  Ceratophyllum demersum Valerie L. Soza, LeRoy Gross 2002-4-25 1434 San Bernardino Sugarloaf Meadow. 2058 Comment
  RSA680314  Ceratophyllum demersum Michael Honer 2002-7-23 1779 Mono Long Valley; Owens River edge, appx. 2km NW of Benton Crossing. Fisherman's access gate nearby. 2080 Comment
  RSA743156  Ceratophyllum demersum J. Adams, D. Chambers 2001-7-20 s.n. San Bernardino Submerged in Bluff Lake. Comment
  RSA762928  Ceratophyllum demersum Justin M. Wood 2010-7-29 2258 San Bernardino San Bernardino Mountains: Upper Santa Ana River Watershed; Jenks Lake. 2054 Comment
  RSA781693  Ceratophyllum demersum Duncan S. Bell, Amanda Bell 2011-8-23 2880 B San Bernardino San Bernardino National Forest: east of Broom Flat, approximately 0.5 air mile east of the junction of forest service road 2N01 and forest service road 2N64Y, in the vicinity of Juniper Springs. 2353 Comment
  RSA796759  Ceratophyllum demersum W. R. Ferren 1987-11-17 CSM- 249 Santa Barbara MOD III pond, San Antonio Terrace, Vandenberg Air Force Base. 21 Comment
  RSA84473  Ceratophyllum demersum F. W. Peirson 1924-8-31 s.n. San Bernardino South of Victorville 792 Comment
  RSA84475  Ceratophyllum demersum F. W. Peirson 1928-9-5 5112 San Bernardino Victorville Comment
  SBBG108403  Ceratophyllum demersum E. Painter, E. Neese 1996-8-26 HL 2889 Monterey livestock water impoundment, ca. 0.3 km N of San Antonio River, ca. 0.7 km W of Sam Jones Rd, ca. 2.1 km SE of mouth of Lugo Cyn; Ft Hunter Liggett 270 Comment
  SBBG123507  Ceratophyllum demersum E. Neese, E. Painter, A. Hazebrook, M. Osborne 1995-10-23 HL 2191 Monterey Del Venturi Reservoir, ca. 1.3 km W of San Antonio River; Ft Hunter Liggett 340 Comment
  SBBG21701  Ceratophyllum demersum E. C. Twisselmann 1964-7-25 9967 Kern Poso Crk, Henry Bowen Ranch 975 Comment
  SBBG25503  Ceratophyllum demersum M. A. Piehl 1963-8-4 63775 San Luis Obispo N arm of Oso Flaco Lake Comment
  SBBG88202  Ceratophyllum demersum C. F. Smith 1965-11-7 9114 San Luis Obispo N edge of W Oso Flaco Lake, N of Guadalupe Comment
  SD106532  Ceratophyllum demersum Henk van der Werff 1980-8-30 4140 San Diego Pine Valley, Corte Madera Ranch. 1200 Comment
  SD106715 Image available Ceratophyllum demersum Henk van der Werff 1980-7-4 4035 San Diego Pine Valley, Corte Madera Ranch Submerged in lake. 1200 Comment
  SD107353  Ceratophyllum demersum Christopher Davidson 1975-8-30 3191 San Bernardino Big Bear Lake, South Shore Drive, along beach to north of the road, about 100 yards from the dam. 2320 Comment
  SD11625  Ceratophyllum demersum Frank F. Gander 1935-6-21 222 45 San Diego I(c) mile southwest of Murray Dam in Alvarado CaA'on. Comment
  SD134006  Ceratophyllum demersum Peter Rubtzoff 1955-8-27 2103 Sonoma Bennett Mountain Lake. Comment
  SD134007  Ceratophyllum demersum Peter Rubtzoff 1962-10-23 5123 Sonoma Laguna de Santa Rosa area east of Graton, between Occidental and Guerneville roads. Comment
  SD144146  Ceratophyllum demersum A. C. Sanders, S. White, E. J. Lawlor, C. L. Sanders, et al 1994-8-6 15216 San Bernardino San Bernardino Mtns: City of Big Bear Lake, 39768 Lakeview Dr., south shore of Big Bear Lake. 2079 Comment
  SD167349  Ceratophyllum demersum Andrew C. Sanders 2005-10-7 31779 San Diego Buena Vista Lagoon Ecological Reserve, Oceanside, NW side of lagoon near Audubon Nature Center at Hill St./Carlsbad Blvd. Comment
  SD250639  Ceratophyllum demersum Jon Rebman, J. LaGrange, W. Schmidtmann, & J. Emming 2014-9-25 28810 Imperial Along the Colorado River: south of Milpitas Wash; east of Hwy 78; south of Palo Verde & southeast of the Palo Verde Mountains; south of Water's Camp; on BLM land on the west side of the Colorado River near the end of Walter's Camp Road 105 Comment
  SD25835  Ceratophyllum demersum Frank F. Gander 1939-9-21 7753 San Diego Padre's Dam near Santee. Comment
  SD8129  Ceratophyllum demersum Daniel Cleveland Jun 1885 San Diego Mission Valley. Comment
  SDSU12320  Ceratophyllum demersum Michael G. Simpson 1996-6-21 21 VII96A San Diego South shore of Kumeyaay Lake, Mission Trails Regional Park. 91 Comment
  SEINET10535918  Ceratophyllum demersum Mary Susan Taylor 1981-9-3 Taylor 4267 Plumas California: T26N R9E nw1/4 of sw1/4 sec 15. Greenville SW quad. N tip of Round Valley Reservoir by road 204, ca. 3 air mi S of Greenville. Plumas County. 4500 ft. 1372 Comment
  SEINET3840917  Ceratophyllum demersum G. Douglas Barbe, Tom Bowman Palmer, John 1977-6-14 2264 Santa Cruz Pinto Lake, USGS Quadrangle: watonville West 15 30 Comment
  SFV19323  Ceratophyllum demersum S. Kimball 2000-10-4 s. n. Los Angeles San Gabriel Mountains Castaic Lake. 460 Comment
  SJSU1726  Ceratophyllum demersum C. W. Sharsmith 1956-3-31 6339 Inyo Saratoga Springs, Death Valley Comment
  SJSU7952  Ceratophyllum demersum N. A. Hopkins 1977-5-31 896 Santa Cruz N end Pinto L, NE of Watsonville Comment
  UC1028679  Ceratophyllum demersum Herbert L. Mason 1938-8-26 12076 San Joaquin Trappers Slough Roberts Island (Roberts Island); , Roberts Island Comment
  UC1101314  Ceratophyllum demersum Herbert L. Mason 1946-7-27 12955 Lake Upper Lake - Lakeport road Comment
  UC1101323  Ceratophyllum demersum Verne Grant and Irving Schneider 1947-7-20 8097 Modoc North Fork of Pit River by Dorris Bridge (Alturas); North Fork of Pit River Comment
  UC1101325  Ceratophyllum demersum Malcolm A. Nobs and S. Galen Smith 1948-7-12 80 Merced 8.6 mi n Volta Comment
  UC1101385  Ceratophyllum demersum Malcolm A. Nobs and S. Galen Smith 1948-9-5 550 Imperial above Laguna Dam (Lower Colorado River); Lower Colorado River Comment
  UC1101386  Ceratophyllum demersum Herbert L. Mason and Verne Grant 1946-8-14 13044 Butte Butte Sink Comment
  UC1101387  Ceratophyllum demersum Malcolm A. Nobs and S. Galen Smith 1948-7-16 166 Merced Santa Fe Grade about 5 mi se Gustine (irrigation canal); Santa Fe Grade Comment
  UC1101388  Ceratophyllum demersum Verne Grant and Irving Schneider 1947-7-22 8133 Modoc North Fork of Pit River by confluence with Gleason Creek on Highway 395 n Alturas; North Fork of Pit River by confluence w/ Gleason Creek Comment
  UC1191434  Ceratophyllum demersum Malcolm A. Nobs and S. Galen Smith 1949-9-8 1852 a Lake southern end Clear Lake (at outlet to Cache Creek on marshy lakeshore); southern end of Clear Lake at outlet to Cache Creek Comment
  UC1191435  Ceratophyllum demersum Malcolm A. Nobs and S. Galen Smith 1948-8-24 437 Merced 15 mi e Gustine (Modesto Properties Gun Club); San Joaquin Valley Comment
  UC136273  Ceratophyllum demersum K. Brandegee Oct. 1903 San Diego Ramona Comment
  UC1532972  Ceratophyllum demersum Robert F. Thorne, L. DeBuhr, C. Davidson, C. W. Tilforth 1976-7-15 47681 San Bernardino 1/4 mi e of Hwy 18 across e end of Big Bear Lake (San Bernardino Mountains); San Bernardino Mountains 2072 Comment
  UC1586402  Ceratophyllum demersum Lowell Ahart 1991-9-14 6718 Butte about 2 mi e Honcut (Joie Osgood Ranch) 45 Comment
  UC1618283  Ceratophyllum demersum Barbara Ertter, Lynne Hosley 1991-9-22 10823 Contra Costa in hills sw of Lafayette (Lafayette Reservoir, at e end of dam); Lafayette Reservoir 137 Comment
  UC168453  Ceratophyllum demersum Samuel B. Parish May 1882 1147 San Bernardino Mohave River - Camp Cady Comment
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Oct 1 2016
  UC170052  Ceratophyllum demersum J. Burtt Davy 1900-5-30 6632 Lake Upper Lake; North Coast Ranges, Upper Lake Comment
  UC184717  Ceratophyllum demersum S. B. Parish 1915-6-25 10596 San Bernardino Victorville Mojave Desert (Rancho Verde, Mojave Desert) Comment
  UC192254  Ceratophyllum demersum Samuel B. Parish May 1882 1147 San Bernardino Camp C<?>dy <i.e. Camp Cady?> Majave Desert (Mojave Desert) Comment
  UC2026502  Ceratophyllum demersum Louis C. Wheeler 1954-9-25 7091 Imperial PALO VERDE: 8 miles south of. Comment
  UC205557  Ceratophyllum demersum S. B. Parish 1917-10-27 11647 San Bernardino near Harlem Springs (reservoir on Warm Creek, San Bernardino Valley); San Bernardino Valley, reservoir on Warm Creek Comment
  UC375269  Ceratophyllum demersum Geo. D. Butler 1910-8-21 1852 Siskiyou Shasta River Comment
  UC429879  Ceratophyllum demersum Ira L. Wiggins 1928-6-14 3068 San Diego San Luis Rey River near Pala; San Luis Rey River Comment
  UC456226  Ceratophyllum demersum I. J. Condit 1908-10-3 San Luis Obispo Laguna , San Luis Obispo (San Luis Obispo) Comment
  UC465613  Ceratophyllum demersum N. L. Gardner 1906-8-4 Marin Lake Lagunitas Comment
  UC465614  Ceratophyllum demersum C. N. Forbes March 1905-March 1908 San Diego San Miguel Mt. Comment
  UC519832  Ceratophyllum demersum Louis C. Wheeler 1933-7-19 1980 San Bernardino Mohave River at Victorville; Mohave River 762 Comment
  UC62197  Ceratophyllum demersum W. C. Blasdale 1896-6-3 Humboldt Blue Lake Comment
  UC629714  Ceratophyllum demersum H. L. Mason 1938-6-12 11851 San Joaquin sw Holt (Robert's Island, Trapper Slough); Trapper Slough, Robert's Island Comment
  UC635509  Ceratophyllum demersum H. L. Mason 1928-10-2 4984 Monterey Salinas River one mi below Salinas; Salinas River Comment
  UC635510  Ceratophyllum demersum H. L. Mason 1928-9-30 4955 San Joaquin San Joaquin Delta near Holt; San Joaquin Delta Comment
  UC635511  Ceratophyllum demersum H. L. Mason 1929-9-9 5421 San Joaquin Holt Comment
  UC650617  Ceratophyllum demersum Ira L. Wiggins 1928-6-13 3068 San Diego river bottom 4 mi below Pala Comment
  UC66557  Ceratophyllum demersum Harley P. Chandler 1904-4-10 5040 San Diego Old Mission Dam 106 Comment
  UC723813  Ceratophyllum demersum Joseph Andorfer Ewan 1936-9-13 10159 San Francisco e shore below palisades at Lake Merced; e shore Lake Merced Comment
  UC728618  Ceratophyllum demersum Milo S. Baker 1945-9-4 11186 Lake s end Clear Lake (near Wygal's Resort); s end of Clear Lake Comment
  UC766177  Ceratophyllum demersum Robert F. Hoover 1934-10-23 107 Stanislaus Modesto Comment
  UC8814  Ceratophyllum demersum Setchell Aug. 1896 San Francisco Mountain Lake San Francisco; , Mountain Lake Comment
  UC8815  Ceratophyllum demersum J. Burtt Davy Jun 17 1897-Jun 24 1897 3324 Lassen Honey Lake Valley; near DeWitt's 1219 Comment
  UC8817  Ceratophyllum demersum S. B. Parish July 1882-July 1883 San Bernardino Comment
  UC956833  Ceratophyllum demersum Malcolm A. Nobs and S. Galen Smith 1949-9-8 1852 a Lake at outlet to Cache Creek on marshy lakeshore southern end Clear Lake; Southern end of Clear Lake at outlet to Cache Creek Comment
  UC956834  Ceratophyllum demersum Herbert L. Mason and Verne Grant 1947-7-9 13295 Lassen irrigation ditch 5 mi e Bieber Comment
  UC956835  Ceratophyllum demersum Herbert L. Mason 1946-7-27 12955 Lake Upper Lake- Lakeport road Upper Lake - Lakeport road Comment
  UC956836  Ceratophyllum demersum Malcolm A. Nobs and S. Galen Smith 1949-9-3 1804 Inyo eastern outskirts Bishop; eastern outskirts of Bishop Comment
  UC956838  Ceratophyllum demersum Verne Grant and Irving Schneider 1947-9-6 8384 Lassen Creek midway between Eagle Lake and Susanville; creek midway between Eagle Lake and Susanville Comment
  UC956839  Ceratophyllum demersum Verne Grant and Irving Schneider 1947-8-26 8291 Siskiyou w Tule Lake; w of Tule Lake Comment
  UC956840  Ceratophyllum demersum Malcolm A. Nobs and S. Galen Smith 1948-8-24 437 Merced 1 mi e Gustine (Modesto Properties Gun Club); San Joaquin Valley Comment
  UC956841  Ceratophyllum demersum Malcolm A. Nobs and S. Galen Smith 1948-7-12 80 Merced 8.6 mi n Volta Comment
  UC956842  Ceratophyllum demersum Malcolm A. Nobs and S. Galen Smith 1948-9-5 550 Imperial above Laguna Dam (Lower Colorado River); Lower Colorado River Comment
  UC956843  Ceratophyllum demersum Herbert L. Mason and Verne Grant 1947-7-12 13386 Modoc irrigation ditch by Jones' Lane off Highway 395 several mi s Alturas Comment
  UC956844  Ceratophyllum demersum Verne Grant and Irving Schneider 1947-7-20 8097 Modoc North Fork of Pit River by Dorris Bridge (Alturas); North Fork of Pit River Comment
  UCD137753  Ceratophyllum demersum E. M. Johnston 1915-1 2 J Merced Los Banos. Comment
  UCD137756  Ceratophyllum demersum J. S. Jones 1926-7-16 s.n. Colusa Colusa. Comment
  UCD137765  Ceratophyllum demersum Jim McHenry; W. A. Harvey 1955-8-24 s.n. Lake Soda Bay, Clear Lake. Comment
  UCD137767  Ceratophyllum demersum Franklin Raney 1957-9-3 s.n. Colusa Colusa. Comment
  UCD137771  Ceratophyllum demersum J. M. Tucker 1951-10-31 2308 Solano Ryer Island, around 7 miles north-northeast of Rio Vista. Comment
  UCD137772  Ceratophyllum demersum Ernest C. Twisselmann 1964-7-25 9967 Kern The Greenhorn Range. Poso Creek at the Henry Bowen Ranch. 975 Comment
  UCD137779  Ceratophyllum demersum Ernest C. Twisselmann 1964-7-25 9967 Kern The Greenhorn Range. Poso Creek at the Henry Bowen Ranch. 975 Comment
  UCD148756  Ceratophyllum demersum Jake Ruygt 2010-8-4 5681 Napa Napa County; Lake Hinman, west of the Veterans' Home. 109 Comment
  UCD159989  Ceratophyllum demersum Sara Sweet 2008-6-1 s.n. Sacramento Cosumnes River Preserve. Willow Slough between dock and Cosumnes River. 4 Comment
  UCD41830  Ceratophyllum demersum Geri Hulse-Stephens 2001-6-5 623 Lake Goat Mountain. West vernal pool, Root Glade. 944 Comment
  UCD73508  Ceratophyllum demersum Ayzik Solomeshch 2007-5-30 s. n. Napa northwest of the city of Napa. Woolls Ranch, 1032 Mt. Veeder Road. 152 Comment
  UCD83786  Ceratophyllum demersum Lars W. J. Anderson 21-22 May 2009 WP 455 b El Dorado South Lake Tahoe, Tahoe Keys Lagoon, Way Point 455. Comment
  UCD83787  Ceratophyllum demersum Lars W. J. Anderson 21-22 May 2009 WP 497 a El Dorado South Lake Tahoe, Tahoe Keys Lagoon, Way Point 497. Comment
  UCR108366  Ceratophyllum demersum L. C. Wheeler 1961-6-24 7912 Riverside San Jacinto Mountains, Fulmor Lake Comment
  UCR109643  Ceratophyllum demersum T. W. Fisher, R. E. Orth 1964-6-25 s.n. Riverside San Jacinto Mtns., Lake Hemet near stream 1311 Comment
  UCR129168  Ceratophyllum demersum S. B. Parish 1917-10-19 11633 San Bernardino San Bernardino Valley, In Warm Creek, San Bernardino Valley 305 Comment
  UCR139943  Ceratophyllum demersum L. C. Wheeler 1964-11-6 8644 Los Angeles San Gabriel Mtns., Crystal Lake 1677 Comment
  UCR142795  Ceratophyllum demersum L. C. Wheeler 1933-10-22 2196 Los Angeles San Gabriel Mountains, Crystal Lake 1707 Comment
  UCR147603  Ceratophyllum demersum L. C. Wheeler 1946-8-24 6232 Los Angeles Transverse Ranges: San Gabriel Mountains, Crystal Lake 1677 Comment
  UCR158828  Ceratophyllum demersum Scott D. White 1994-8-16 2370 San Bernardino San Bernardino Mtns, between Hwy 18 and the southwest shore of Big Bear Lake between Kidd Cove and Fisher Cove 2073 Comment
  UCR161838  Ceratophyllum demersum A. C. Sanders, T. B. Salvato 2005-10-7 31779 San Diego South Coast, Buena Vista Lagoon Ecological Reserve, Oceanside, NW side of lagoon near Audubon Nature Center at Hill St./Carlsbad Blvd. 3 Comment
  UCR233961  Ceratophyllum demersum Duncan S. Bell, Amanda Bell 2011-8-23 2880 B San Bernardino Transverse Ranges; San Bernardino Mountains, San Bernardino National Forest, east of Broom Flat, c. 0.5 air mi. east of junction of FS road 2N01 and FS rd. 2N64Y, in vicinity of Juniper Springs 2353 Comment
  UCR259459  Ceratophyllum demersum R. G. Swinney 2010-9-7 13702 Los Angeles San Gabriel Mountains, Crystal Lake, within 50 ft. of shore line around the entire perimeter 1683 Comment
  UCR264774  Ceratophyllum demersum Jon P. Rebman, J. LaGrange, Warren Schmidtmann, J. Emming 2014-9-25 28810 Imperial Sonoran (Colorado) Desert, Colorado River, south of Milpitas Wash, east of Hwy 78, south of Palo Verde & SE of Palo Verde Mountains, south of Walter's Camp, on BLM land on the west side of the Colorado River near the end of Walter's Camp Road 105 Comment
  UCR273234  Ceratophyllum demersum Mitch Provance, Scott Duff, Jeremiah George 2015-8-5 815- 40 Kern San Joaquin Valley, Northeast Bakersfield, Hart Park, pond W of Hart Park Lake 149 Comment
  UCR274934  Ceratophyllum demersum Kai T. Palenscar 2014-11-17 s.n. San Bernardino San Bernardino Mountains, Shay Pond, Big Bear Valley 2065 Comment
  UCR93465  Ceratophyllum demersum A. C. Sanders, S. D. White, E. J. Lawlor, C. L. Sanders, et al. 1994-8-6 15216 San Bernardino San Bernardino Mtns, City of Big Bear Lake. 39768 Lakeview Dr., south shore of Big Bear Lake 2080 Comment
  UCSB68204  Ceratophyllum demersum Ferren, Wayne; Thomas, Kathryn; Noel, I. 1993-6-6 Santa Barbara Sedgwick Reserve, Southern foothills of the San Rafael Range, lower cattle pong 490 Comment
  UCSB71438  Ceratophyllum demersum Ferren, Wayne; Sawasaki 1993-8-26 San Bernardino Big Bear Lake. Grout bay picnic area; Hwy 38. Comment
  CAS-BOT-BC400141  Ceratophyllum demersum M. S. Taylor 1982-5-22 4493 Butte Graylodge Waterfowl Refuge, at end of West Liberty Rd, ca. 12 mi sw of Gridley 19 Comment
  CAS-BOT-BC400144  Ceratophyllum demersum Henry M. Pollard 1946-8-16 s.n. Humboldt Pond near Harley place, Orleans region Comment
  CAS-BOT-BC400145  Ceratophyllum demersum Ernest C. Twisselmann 1964-7-25 9967 Kern Sierra Nevada, Greenhorn Range. Poso Creek at the Henry Bowen Ranch 975 Comment
  CAS-BOT-BC400146  Ceratophyllum demersum Ernest C. Twisselmann 1964-7-25 9967 Kern Sierra Nevada, Greenhorn Range. Poso Creek at the Henry Bowen Ranch 975 Comment
  CAS-BOT-BC400149  Ceratophyllum demersum Milo S. Baker 1945-9-4 11186 Lake Water of Clear Lake near Wygal's Resort at south end of lake Comment
  CAS-BOT-BC400150  Ceratophyllum demersum J. W. Blankinship 1928-9-17 s.n. Lake Clear L., mouth of Scott Cr. Comment
  CAS-BOT-BC400151  Ceratophyllum demersum John Thomas Howell 1956-12-3 31970 Mariposa 7.5 miles from Cathay on road to Planada Comment
  CAS-BOT-BC400153  Ceratophyllum demersum John Thomas Howell 1938-8-8 14400 Mono Owens River 2133 Comment
  CAS-BOT-BC400154  Ceratophyllum demersum Milo S. Baker 1925-8-21 253 -'25 Monterey Salinas River Comment
  CAS-BOT-BC400157  Ceratophyllum demersum Robert J. Weatherby 1950-7-21 1479 Plumas Feather River Canyon, near Twain, Chain Bar Resort 670 Comment
  CAS-BOT-BC400164  Ceratophyllum demersum Ernest C. Twisselmann 1959-11-2 5902 San Luis Obispo Oso Flaco Lake 6 Comment
  CAS-BOT-BC400165  Ceratophyllum demersum Ernest C. Twisselmann 1959-11-2 5902 San Luis Obispo Oso Flaco Lake 6 Comment
  CAS-BOT-BC400166  Ceratophyllum demersum W. R. Dudley 1909-11-8 s.n. San Mateo Santa Cruz Mountain Peninsula. Hallidie Ranch, Portola Valley Comment
  CAS-BOT-BC400167  Ceratophyllum demersum James McMurphy 1905-10-29 s.n. San Mateo Lake above Portola Comment
  CAS-BOT-BC400168  Ceratophyllum demersum Roxana S. Ferris 1920-9-3 2042 San Mateo Santa Cruz Mountain Peninsula. In upper Mud Lake, Coal Mine Ridge Comment
  CAS-BOT-BC400169  Ceratophyllum demersum W. R. Dudley 1909-10-4 s.n. San Mateo Santa Cruz Mountain Peninsula. W. twin-pond near Mussel Rock Comment
  CAS-BOT-BC400170  Ceratophyllum demersum W. R. Dudley 1903-7-18 s.n. Santa Clara Santa Cruz Mountain Peninsula. Campbell Creek Comment
  CAS-BOT-BC400171  Ceratophyllum demersum Roxana S. Ferris 1920-9-12 2068 Santa Clara Campbell Creek, Mountain-View [Mountain View], Alviso Road Comment
  CAS-BOT-BC400172  Ceratophyllum demersum W. R. Dudley 1903-7-21 s.n. Santa Clara Santa Cruz Mountain Peninsula. Felt Lake, Stanford University Comment
  CAS-BOT-BC400174  Ceratophyllum demersum W. R. Dudley 1908-10-11 s.n. Santa Cruz Kelley's Lke, Watsonville Comment
  CAS-BOT-BC400175  Ceratophyllum demersum L. Howard 1897-9-1 s.n. Santa Cruz Santa Cruz Peninsula. Near Santa Cruz Comment
  CAS-BOT-BC400176  Ceratophyllum demersum V. F. Hesse 1960-7-28 2869 Santa Cruz Kelly Lake, near Freedom 60 Comment
  CAS-BOT-BC400177  Ceratophyllum demersum V. F. Hesse 1960-7-28 2869 Santa Cruz Kelly Lake, near Freedom 60 Comment
  CAS-BOT-BC400178  Ceratophyllum demersum J. G. Lemmon No date on label s.n. Sierra Weber Lake, Sierra Nevada Comment
  CAS-BOT-BC400179  Ceratophyllum demersum Edward Lee 1934-8-12 1240 Siskiyou South side of the Klamath River near the mouth of Walker Creek (east end of Seiad Valley) 426 Comment
  CAS-BOT-BC400181  Ceratophyllum demersum Milo S. Baker July 25 3644 a Lassen Eagle Lake Comment
  CAS-BOT-BC400182  Ceratophyllum demersum B. Trowbridge 1977-8-9 5986 Lassen Water of Willow Creek near Rice Canyon northeast of Susanville 1524 Comment
  CAS-BOT-BC400183  Ceratophyllum demersum D. Toren; B. Trowbridge 1975-6-19 5183 Lassen Blue Lake 1828 Comment
  CAS-BOT-BC400189  Ceratophyllum demersum Doreen Smith 2001-11-17 s.n. Marin Abbotts Lagoon, Point Reyes National Seashore Comment
  CAS-BOT-BC400190  Ceratophyllum demersum Doreen Smith 1997-6-25 s.n. Marin 5-Brooks pond south of Olema, Pt. Reyes National Seashore Comment
  CAS-BOT-BC400191  Ceratophyllum demersum Viola Drescher; Roberta Long 1972-11-1 s.n. Marin Rodeo Lagoon Comment
  CAS-BOT-BC400192  Ceratophyllum demersum M. S. Jussel 1934-10-21 s.n. Marin Lake Lagunitas Comment
  CAS-BOT-BC400193  Ceratophyllum demersum Chester Dudley 1935-1-1 s.n. San Luis Obispo Salinas River at San Miguel Comment
  CAS-BOT-BC400194  Ceratophyllum demersum Gladys L. Smith; Charles H. Smith 1983-7-24 7956 Mendocino Along east shore of Cahto Lake, Laytonville along Hwy. 101 502 Comment
  CAS-BOT-BC400195  Ceratophyllum demersum Gladys L. Smith; Charles H. Smith 1983-6-24 7954 Mendocino At Cahto Lake, Laytonville, along Hwy 101 502 Comment
  CAS-BOT-BC400196  Ceratophyllum demersum Gladys L. Smith; C. H. Smith 1983-6-24 7950 Mendocino At North end of Cahto Lake, Laytonville 501 Comment
  CAS-BOT-BC400198  Ceratophyllum demersum Percy Train 1937-4-10 s.n. San Bernardino Death Valley Region. Indian Joe Spring, Argus Mts. near Trona 457 Comment
  CAS-BOT-BC400215  Ceratophyllum demersum Alice Eastwood 1920-8-22 s.n. San Francisco Mountain Lake, San Francisco Comment
  CAS-BOT-BC400219  Ceratophyllum demersum Peter H. Raven 1956-9-16 10481 San Francisco North shore of Lake Merced, San Francisco Comment
  CAS-BOT-BC400220  Ceratophyllum demersum W. R. Dudley 1908-10-25 s.n. San Francisco N.W. arm of Lake Merced Comment
  CAS-BOT-BC400227  Ceratophyllum demersum Peter Rubtzoff 1955-8-27 2103 Sonoma Bennett Mtn. Lake Comment
  CAS-BOT-BC400230  Ceratophyllum demersum Peter Rubtzoff 1955-7-16 1969 Sonoma Bennett Mtn. Lake Comment
  CAS-BOT-BC400231  Ceratophyllum demersum Peter Rubtzoff 1971-9-30 6711 Sonoma Near U.C. Bodega Marine Laboratory Comment
  CAS-BOT-BC400233  Ceratophyllum demersum Peter Rubtzoff 1964-8-20 5464 Sonoma 1 mi. southeast of Jenner (nr. crossing of Hwys. 1 & 12) Comment
  CAS-BOT-BC400234  Ceratophyllum demersum Peter Rubtzoff 1955-7-30 1997 Sonoma Bennett Mtn. Lake Comment
  CDA18615  Ceratophyllum demersum E. Finley 1999-10-3 PDR 1013546 B San Joaquin Channel south of islands in Sacramento--San Joaquin Delta on the Fourteen Mile Slough. 0 Comment
  CDA24169  Ceratophyllum demersum D. Dunkle, J. L. Johnson 1977-2-16 Ventura Sinaloa Lake, Simi Valley. 0 Comment
  CDA24170  Ceratophyllum demersum L. Davis, Aurelio Posadas 1977-2-1 San Bernardino Juniper Boat Landing, Big Bear Lake. 0 Comment
  CDA24171  Ceratophyllum demersum L. Davis, Aurelio Posadas 1977-2-1 San Bernardino Mouth of Boulder Bay; Big Bear Lake. 0 Comment
  CDA32701  Ceratophyllum demersum Lars Anderson 2009-6-4 657 El Dorado Lake Tahoe: Tahoe Keys. 0 Comment
  CDA32851  Ceratophyllum demersum CDFA staff 1986-7-16 Lake Highland Springs Reservoir 0 Comment
  CDA32987  Ceratophyllum demersum P. W. Hiatt 1979-9-13 Sutter Feather River below rapids. 0 Comment
  CDA36293  Ceratophyllum demersum Ed Finley? Jul 1987 Butte Sacramento River, Mile 195, east bank. [Near Hamilton City] 0 Comment
  HSC4315  Ceratophyllum demersum T. F. Newman 1964-4-17 6441 Butte SW of Oroville Comment
  HSC84858  Ceratophyllum demersum Gladys L. Smith, C. H. Smith 1983-7-24 7956 Mendocino Along E shore of Cahto Lake, Laytonville along Hwy. 101 502 Comment
  HSC84859  Ceratophyllum demersum Gladys L. Smith, C. H. Smith 1983-6-24 7950 Mendocino N end of Cahto Lake, Laytonville 502 Comment
  HSC84884  Ceratophyllum demersum Gladys L. Smith, C. H. Smith 1983-6-24 7954 Mendocino Cahto Lake at Laytonville, along Hwy. 101 502 Comment
  JEPS79344  Ceratophyllum demersum Edward Lee 1934-5-23 839 San Francisco Little pond just e of e end of south lake Lake Merced (San Francisco); , , just e of e end of south lake Comment
  JROH5830  Ceratophyllum demersum Ann Lambrecht, Paul Heiple 2008-8-6 s.n. San Mateo Jasper Ridge Biological Preserve, Stanford University; Searsville Lake Comment
  LA210899  Ceratophyllum demersum Arthur C. Gibson; 2010-8-1 5296 Unknown SANTA MONICA MOUNTAINS, Northermost finger of Lake Sherwood. Near Westlake village. Comment
  OBI38185  Ceratophyllum demersum Eric Wise 1983-10-25 1854 San Luis Obispo Creston Lake. Approx 1/2 mi S of Creston Comment
  OBI39754  Ceratophyllum demersum David J. Keil 1978-5-12 s.n. Monterey At Arroyo Seco Lake Area Comment
  OBI57352  Ceratophyllum demersum David J. Keil 1998-4-7 26606 San Luis Obispo South of Creston on 229 Jordan Property, 0.1 mile S of Rocky Canyon Rd on W side of Hwy. 229 Comment
  OBI79816  Ceratophyllum demersum D. R. Miller 2013-9-26 913 .1079 San Luis Obispo The Rocky Butte/Pine Mountain Region. Known from single pond at Tobacco Flats ridge. 427 Comment
  PGM2650  Ceratophyllum demersum Vern Yadon 1982-7-20 Monterey Northern Monterey County, Ft Ord, Mud Hen Lake Comment
  PGM7147  Ceratophyllum demersum Vern Yadon 2003-4-15 Monterey Santa Lucia Mountains, Palo Corona Ranch, The Animas Pond Comment
  PGM958  Ceratophyllum demersum Allison & Lind 1971-7-19 Monterey Santa Lucia Mountains, Carmel Valley Robinson Cyn, Pool below Ranch San Carlos Lake Comment
  POM187457  Ceratophyllum demersum L. C. Wheeler 1933-10-22 2196 Los Angeles San Gabriel Mountains, Crystal Lake 1707 Comment
  POM192836  Ceratophyllum demersum L. Howard 1897-09 s.n. Santa Cruz In the reservoir near Santa Cruz; Santa Cruz Peninsula. Comment
  POM193985  Ceratophyllum demersum Roxana S. Ferris 1920-9-3 2042 San Mateo In upper Mud Lake, Coal Mine Ridge; Santa Cruz Mountain Peninsula. Comment
  POM257010  Ceratophyllum demersum H. L. Mason 1938-6-12 11851 San Joaquin Trapper Slough, Robert's Island, SW of Holt. Comment
  POM271046  Ceratophyllum demersum Lyman Benson 1932-9-27 4061 Kern East Bakersfield, Kern River 122 Comment
  POM271047  Ceratophyllum demersum Lyman Benson 1928-12-27 898 Lake Kelseyville - Soda Bay; Mt. Range: Middle N Coast; Clear Lake [area]. 427 Comment
  RSA20761  Ceratophyllum demersum C. B. Wolf 1937-8-31 2918 San Bernardino San Bernardino Mountains: SE end of Big Bear Lake. 2058 Comment
  RSA21552  Ceratophyllum demersum C. B. Wolf 1937-9-15 9356 Lake 3.4 miles N of Lakeport; North Coast Range, Clear Lake. 396 Comment
  RSA226333  Ceratophyllum demersum R. F. Thorne, M. Z. Thorne 1966-8-29 36580 Los Angeles Crystal lake, above headwaters of North Fork of San Gabriel River. 1676 Comment
  RSA233755  Ceratophyllum demersum R. F. Thorne, C. W. Tilforth 1969-9-7 39272 Mono Shallow water of Hot Creek N of Crowley Lake where creek is crossed by Owens River road. 2073 Comment
  RSA281029  Ceratophyllum demersum R. F. Thorne 1969-7-21 38731 Inyo Owens Valley: Owens River, N of Manzanar Road, Manzanar 1128 Comment
  RSA298916  Ceratophyllum demersum Edward Lee 1934-5-23 839 San Francisco San Francisco, Lake Merced; little pond just east of east end of south lake. Comment
  RSA342008  Ceratophyllum demersum R. F. Thorne, W. Wisura 1979-8-24 53627 San Bernardino San Bernardino Mountains. W end of Big Bear Lake on N Shore Drive, S of Gray's Landing, water's edge 2056 Comment
  RSA3914  Ceratophyllum demersum W. R. Dudley 1903-7-18 s.n. Santa Clara Campbell Creek; Santa Cruz Mountain Peninsula. Comment
  RSA411776  Ceratophyllum demersum G. R. Johnstone 1930-6-26 18300 Los Angeles near Coldbrook, San Gabriel River above the dam 1676 Comment
  RSA411777  Ceratophyllum demersum F. R. Fosberg 1931-8-10 s 5485 Los Angeles Crystal Lake, Pine Flats: N. Fork, San Gabriel Canyon, San Gabriel Mountains 1600 Comment
  RSA411778  Ceratophyllum demersum Anstruther Davidson 1991-08 s.n. Los Angeles Los Angeles Comment
  RSA411780  Ceratophyllum demersum Percy Train 1937-4-10 s.n. San Bernardino Indian Joe Spring, Argus Mts., near Trona. 457 Comment
  RSA52919  Ceratophyllum demersum R. Weatherby 1950-7-21 1479 Plumas Feather River Canyon, near Twain. Chain Bar Resort. Comment
  RSA576947  Ceratophyllum demersum L. C. Wheeler 1934-6-3 22625 Siskiyou Cherry Flat, Klamath River; Siskiyou Mts. Mt. Diablo Mer. 518 Comment
  RSA596070  Ceratophyllum demersum Louis C. Wheeler 1956-11-10 7270 Los Angeles San Gabriel Mountains. Jackson lake. 1859 Comment
  RSA616656  Ceratophyllum demersum Mary DeDecker 1969-7-22 2269 Inyo Owens Valley: Locust Ditch north of Manzanar Road, east of airport. 1143 Comment
  RSA640175  Ceratophyllum demersum L. C. Wheeler 1964-11-6 8644 Los Angeles San Gabriel Mountains. Comment
  RSA666357  Ceratophyllum demersum Barbara Ertter, Lynne Hosley 1991-9-22 10823 Contra Costa Lafayette Reservoir in hills SW of Lafayette 137 Comment
  RSA791372  Ceratophyllum demersum E. Neese, E. Painter, A. Hazebrook, M. Osborne 1995-10-23 HL- 2191 Monterey Fort Hunter Liggett (Training Area 9), Del Venturi Reservoir, ca. 1.3 air km due west of San Antonio River, ca. 4.7 air km northeast of Lower Stony Reservoir. 340 Comment
  RSA84474  Ceratophyllum demersum F. W. Peirson 1921-6-19 2614 Los Angeles Crystal Lake, North Fork San Gabriel River 1676 Comment
  SBBG119358  Ceratophyllum demersum L. C. Wheeler 1946-8-24 6232 Los Angeles Crystal Lake 1676 Comment
  SD144528  Ceratophyllum demersum Robert J. Weatherby 1950-7-21 1479 Plumas Feather River Canyon, near Twain, at China Bar Resort 669 Comment
  SD181807  Ceratophyllum demersum Louis C. Wheeler 1946-8-24 6232 Los Angeles San Gabriel Mountains; Crystal Lake. 1676 Comment
  SEINET10535923  Ceratophyllum demersum Mary Susan Taylor 1982-5-22 Taylor 4493 Butte T17N R1E se/se sec 3. Pennington quad. Graylodge Wildlife Refuge, Riparian Woodland at end of West Liberty Rd, ca. 12 mi sw of Gridley. 63 ft. 19 Comment
  SEINET10535924  Ceratophyllum demersum Lowell Ahart 1991-9-14 Ahart 6718 Butte 1-2 feet deep in a large reservoir, Joie Osgood Ranch, about 2 miles east of Honcut. Valley Grassland. T17N R4E S/C/S14. 46 Comment
  SEINET10932393  Ceratophyllum demersum Mary Susan Taylor 1975-10-4 Taylor 960 Butte E side of Kunkle Reservoir, ca. 1/4 mi E of Pentz-Magalia Hwy, ca. 1 mi S of Paradise; open to sun. 610 Comment
  SEINET5337421  Ceratophyllum demersum E. Twisselmann 1964-7-25 9967 Kern Poso Creek at the Henry Bowen Ranch. 975 Comment
  SEINET8071805  Ceratophyllum demersum K. Klementowski 2004-1 AZ 320 -194 Imperial Imperial Resevoir Comment
  UC1101322  Ceratophyllum demersum Herbert L. Mason and Verne Grant 1946-8-8 12994 Butte Sanford Slough on Tule Gun Club (Butte Sink); , Sanford Slough Comment
  UC1348953  Ceratophyllum demersum Robert F. Thorne and M. Z. Thorne 1966-8-29 36580 Los Angeles Crystal Lake at upper end Canyon of N Fork of San Gabriel River (Crystal Lake Recreation Area, North Fork of San Gabriel River, Angeles National Forest); San Gabriel Mts., Angeles National Forest, Crystal Lake 1676 Comment
  UC184763  Ceratophyllum demersum unknown Unknown San Joaquin Valley Comment
  UC2070651  Ceratophyllum demersum Barbara Ertter with aquatics workshop 2005-8-21 18649 Alameda Jordan Pond in Garin Regional Park, East Bay Hills southeast of Hayward. Comment
  UC637080  Ceratophyllum demersum Edward Lee 1934-8-12 1240 Siskiyou s side of the Klamath River near the mouth of Walker Creek ((e end of Seiad Valley)); s side of Klamath River near mouth Walker Creek 426 Comment
  UC956837  Ceratophyllum demersum Herbert L. Mason and Verne Grant 1946-8-8 12994 Butte Sanford Slough on Tule Gun Club (Butte Sink); , Sanford Slough Comment
  UCD137751  Ceratophyllum demersum Perry Allen 1969-1-11 45 Stanislaus one mile west of La Grange. Comment
  UCD137758  Ceratophyllum demersum P. B. Kennedy 1927-6-13 5 Shasta Pit River. Comment
  UCD137760  Ceratophyllum demersum P. B. Kennedy 1927-6-15 14 Shasta Pit River. Comment
  UCD137762  Ceratophyllum demersum P. B. Kennedy 1927-6-13 12 Shasta Pit River. Comment
  UCD137763  Ceratophyllum demersum Herbert L. Mason; Verne Grant 1946-8-8 12994 Butte Butte Sink. Sanford Slough on Tule Gun Club. Comment
  UCD137769  Ceratophyllum demersum R. N. Raynor 1937-11-13 s.n. Merced Near Lake Merced. Comment
  UCD150404  Ceratophyllum demersum William Anderson 1963-6-12 s..n. Lassen Honey Lake Valley. Comment
  UCSB28879  Ceratophyllum demersum Smith, D. 1974-5-16 San Luis Obispo Oso Flaco Lake Comment
  UCSB34802  Ceratophyllum demersum Reisentz, Paul 1978-6-20 San Luis Obispo Oso Flaco Lake, in southern pond near entrance road Comment
  UCSB38054  Ceratophyllum demersum Ferren, Wayne 1978-11-19 San Luis Obispo Shallow edge of Oso Flaco Lake Comment
  UCSB38555  Ceratophyllum demersum Baley, David 1981-6-21 Santa Barbara Southeast area of Cachuma Lake, where dirt road forks, 1/4 mile West of the end of the paved old highway and 1/4 mile North of Highway 154 228 Comment
  UCSB56979  Ceratophyllum demersum Ferren, Wayne 1987-11-17 Santa Barbara MOD III pond, San Antonio Terrace, Vandenberg Air Force Base 21 Comment
  UCSB69779  Ceratophyllum demersum Ferren, Wayne; Mahall, Bruce; D'Antonio, Carla 1985-5-10 Santa Barbara Vandenberg Air Force Base, Mod III Lake, Comment
  UCSC003553  Ceratophyllum demersum Unknown 1981-5-17 205 Kern South Fork Wildlife Area Comment
  UCSC004752  Ceratophyllum demersum Randall Morgan 2004-5-3 4090 Santa Cruz Watsonville, East edge of Kelly-Thompson Ranch Comment
  UCSC010847  Ceratophyllum demersum D. Styer 2016-9-27 1088 Monterey Fort Ord National Monument; Region K6a; Mudhen Lake Comment



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