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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 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
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
