SRP
23932 R. D. Thomas, D. D. Taylor, B. E. Dutton 86195 & 60 1983-10-09
U.S.A., Louisiana, Ouachita, W of La 557 Between Cypress Creek & Little Cypress Creek S o.
SRP
23933 R. D. Thomas 21444 1970-10-01
U.S.A., Louisiana, Ouachita, Beside la. 557 at Luna.
SRP
10615 J. F. Smith 2341 1992-09-19
U.S.A., Idaho, Valley, W shore of Cascade Lake near Christian Church Camp.
SRP
10617 L. Eslick, L. Eslick 386 1992-08-24
U.S.A., Idaho, Payette, Edge of Snake River, 1 mile N of Payette., 655m
SRP
17988 J. Morse 1939-09-30
U.S.A., Washington, Lewis, N Chehalis, Shingle Mill Pond.
SRP
17989 Q. D. Clarkson 258 1953-08-29
U.S.A., Oregon, Malheur, Along hwy 95 5 mi. S Rome, Crooked Creek.
SRP
19400 A. N. Steward 1954-09-06
U.S.A., Oregon, Tillamook
SRP
23959 W. H. Baker 9696 1952-08-07
U.S.A., Idaho, Bonneville, Rainey Creek, Swan Valley.
SRP
23960 W. H. Baker 9912 1952-08-25
U.S.A., Idaho, Fremont, 1 mi N of Last Chance Island Park.
SRP
23962 W. H. Baker 15097 1957-09-28
U.S.A., Idaho, Kootenai, S of Hayden lake at Sportsman's Camp.
SRP
26004 A. Tiehm 14071 2002-08-15
U.S.A., Nevada, Humboldt, Mud meadows, Mud Meadow Creek 2.2 mi S of High Rock lake rd., 1320m
SRP
26040 R. J. Reich R-51-81 1981-09-11
U.S.A., Wisconsin, Waukesha, Eagle Sporing Hwy. 67 .5 mi n of Co Hy. X.
SRP
4154 S. Riley 223 1983-08-24
U.S.A., Idaho, Valley, 1585m
SRP
6431 L. Eslick, L. Eslick 386 1992-08-24
U.S.A., Idaho, Payette, Along edge of Snake River, 1 mi. N of Payette., 655m
SRP
17990 R. Bigej 17 1954-10-03
U.S.A., Oregon, Benton, Colorado Lake Slough.
SRP
31496 R. R. Halse 2068 1970-08-23
U.S.A., Oregon, Benton, NE Corvallis, Jackson/Frazier Wetland,around Frazier Creek., 44.5973 -123.2411, 68m
SRP
10768 L. O. M. 148-1914 1914-00-00
U.S.A., [No locality information given on label.]
SRP
17985 J. Davis 8454 1920-09-26
U.S.A., South Carolina, Anderson.
SRP
17986 A. Cronquist, S. Preece 6817 1950-09-24
U.S.A., Washington, Asotin, Along Asotin Creek, 7 mi. W Asotin.
SRP
17987 A. Tiehm, M. Williams 11931 1988-08-28
U.S.A., Nevada, Lyon, Lahontan reservoir, SE end reservoir ner backwater S Carson., 1268m
SRP
20725 A. Pinzl 12029 1996-09-25
U.S.A., Nevada, Churchill, Lahontan Valley Rt. 116 2.8 Rd. mi. NE Rt. 50, edge R Line C., 1196m
SRP
22409 R. D. Thomas, Aquatic Plant Class 157225 1998-07-15
U.S.A., Louisiana, Jackson, Catham Lake Road.
SRP
22726 A. Tiehm 13409 2000-09-28
U.S.A., Nevada, Washoe, Pyramid Lake Indian Res, Truckee River up stream from fish., 1220m
SRP
229
U.S.A., Idaho, Payette, New Plymouth.
SRP
23310 A. Pinzl 11700 1995-09-06
U.S.A., Nevada, Lyon, E of the Elbow on S side of East Walker River., 38.425556 -119.039722, 1715m
SRP
23961 W. H. Baker 14607 1957-08-16
U.S.A., Idaho, Kootenai, SW end of lake Coeur d'Alene, Yaucht Club.
SRP
23963 W. H. Baker 11280 1953-09-02
U.S.A., Idaho, Payette, 10 mi S of Fruitland.
SRP
26059 R. D. Thomas, G. B. Montgomery, E. R. Barret 3978 1967-08-08
U.S.A., Louisiana, Catahoula, 3 mi W of Harrisonburg.
SRP
4635 A. D. Meyer 1941-09-23
U.S.A., BJC campus.
SRP
4970 A. Dick 1941-09-19
U.S.A., BJC campus., 823m
SRP
32583 P. F. Zika, J. Smith, D. Mansfield, D. Giblin 23215 2007-07-22
U.S.A., Oregon, Harney, Near Knox Pond., 42.891667 -118.881667, 1275m
SRP
33081 K. Bisbing 17 2010-00-00
U.S.A., Ohio, Butler, Oxford. Miami University Natural Areas. in Pulley park., 39.514667 -84.725465, 236m
SRP
33082 R. R. Halse 7568 2008-10-27
U.S.A., Oregon, Lane, Along State Hwy. 58 ca. 8.7 miles southeast of Dexter by Goodman Creek Road, Willamette National Forest; Lookout Point Reservoir., 43.85081 -122.66216, 283m
SRP
44624 L. Ahart 13274 2006-09-11
U.S.A., California, Butte, South edge of the North Fork of the Feather River, north side of Highway 70, about 1/8 mile west of the Poe Dam, about 3/4 mile northeast of Pulga, about 21 miles (air) northeast of Oroville., 39.807222 -121.436611, 432m
SRP
52307 J. F. Smith 12259 2014-08-10
U.S.A., Idaho, Boise, Grimes Creek, 43.782192 -115.973964, 1101m
SRP
56468 Lowell Ahart 13274 2006-09-11
U.S.A., California, Butte, South edge of North Fork of Feather River, north side of Highway 70, about 1/8 mile west of Poe Dam, about 3/4 mile northeast of Pulga, about 21 airmiles northeast of Oroville., 39.807222 -121.436611, 432m
SRP
60396 Cat Weichmann NWCA16-2194Q5 2016-08-21
U.S.A., Idaho, Kootenai, CDA River next to series of ponded emergent form wetlands and backwater channels., 47.8322 -116.59355, 649m
SRP
60361 Cat Weichmann NWCA16-2175Q5 2016-09-01
U.S.A., Idaho, Canyon, non given., 43.53975 -116.61369, 770m
SRP
67089 Steven K. Rust, O. Duren 17035 2017-09-25
U.S.A., Idaho, Owyhee, Bayha Island, ca 23.7 km south-southeast of Nampa. Island in Snake River., 43.36818 -116.62556, 689m
SRP
67399 Peter F. Zika 29423 2018-08-25
U.S.A., Washington, Grays Harbor, Near junction of Moon Island Road and Paulson Road, 3 air km WNW of the W end of Rennie Island, Hoquiam., 46.9733 -123.9157, 4m
SRP
67400 D. E. Boufford 43959 2016-09-18
U.S.A., New Hampshire, Cheshire, Jaffrey, East of Gap Mountain on abandoned dirt road through forest (extension of Gap Mountain Road from NH 119), 42.821944 -72.133333, 410m
SRP
76174 Rudy G. Koch 9947 1975-08-30
U.S.A., Wisconsin, Bayfield, Bibon slough, Port Wing
SRP
75429 Richard R. Halse 10585 2020-09-07
U.S.A., Oregon, Benton, Irish Bend County Park, on Willamette River, ca. 5.5 airmiles NE of Monroe, end of Irish Bend Road., 44.360534 -123.219924, 80m
SRP
75430 Mark Madsen 10213 2019-08-27
U.S.A., Utah, Garfield, Fivemile Hollow Spring about 5 miles west of Panguitch., 37.824362 -112.514949, 2195m
SRP
76788 Barbara Ertter 24550 2021-09-28
U.S.A., Idaho, Ada, Boise, N side of Boise River extending under Broadway Ave. bridge., 43.6039 -116.1931, 820m
SRP
76789 Barbara Ertter 23581 2019-09-09
U.S.A., Idaho, Ada, Marianne Williams Park in east Boise., 43.572 -116.143, 835m