MASS
00310923 C. B. Hellquist 1972-06-25
United States, Massachusetts, Worcester, Pratt Pond, 42.1820393 -71.5995064
MASS
00310948 C. B. Hellquist 1972-08-21
United States, New Hampshire, Carroll, man-made area by Shannon Brook, Lake Winnipesaukee, 43.728654 -71.3795471
MASS
00310951 C. B. Hellquist 1973-07-11
United States, Rhode Island, Providence, Abbott Run Brook, 41.952054 -71.3825082
MASS
00310950 C. B. Hellquist 1973-07-11
United States, Rhode Island, Providence, Sneech Pond, 41.9816655 -71.4519453
MASS
00310952 C. B. Hellquist 1973-07-12
United States, Rhode Island, Washington, Pawcatuck River, 41.400119 -71.7310237
MASS
00310953 C. B. Hellquist 1973-07-12
United States, Rhode Island, Washington, Stream along Rt. 1A, 41.3397648 -71.787157
MASS
00310933 C. B. Hellquist 1973-09-16
United States, Massachusetts, Worcester, Brookfield River, 42.2083036 -72.104988
MASS
00310910 C. B. Hellquist 1974-06-28
United States, Massachusetts, Middlesex, Whitehall Reservoir, 42.2294071 -71.5743827
MASS
00310926 C. B. Hellquist 1974-07-02
United States, Massachusetts, Worcester, Lackey Pond, 42.0959296 -71.6884517
MASS
00310935 C. B. Hellquist 1974-07-02
United States, Massachusetts, Worcester, Sucker Brook Cove - Lake Chargoggagoggmanchauggagoggchaubunagungamaugg (Webster Lake), 42.0508222 -71.851015
MASS
00310925 C. B. Hellquist 1974-07-20
United States, Massachusetts, Worcester, Arcade Pond, 42.1131535 -71.677845
MASS
00310924 C. B. Hellquist 1974-07-20
United States, Massachusetts, Worcester, small portion of Whitin's Pond north of Carr Street., 42.1188374 -71.6932153
MASS
00310941 C. B. Hellquist 1974-08-10
United States, Connecticut, Middlesex, along the shore of Cedar Lake, 41.4015355 -72.4989509
MASS
00310911 C. B. Hellquist 1976-07-20
United States, Massachusetts, Norfolk, Violin Pond shore, south of Rt. 135, east of the Natick town line, 42.2922626 -71.3146591
MASS
00310927 C. B. Hellquist 1976-07-23
United States, Massachusetts, Worcester, south end of Long Pond and Quinebaug River, south of Rt. 20., 42.1087615 -72.1285486
MASS
00310928 C. B. Hellquist 1976-07-23
United States, Massachusetts, Worcester, stream flowing into north end of Cedar Lake at the Hamilton Rod and Gun Club, 42.1329854 -72.0863628
MASS
00310922 C. B. Hellquist 1976-08-22
United States, Massachusetts, Worcester, Wildwood Lake along Rte. 140 near Grafton town line., 42.1793065 -71.6411161
MASS
00310946 C. B. Hellquist 2004-07-29
United States, New Hampshire, Carroll, north bay of Danforth Pond, cove at NW corner, 43.8272824 -71.1075925
MASS
00310909 C. B. Hellquist & M. Sullivan 1968-10-18
United States, Massachusetts, Middlesex, Mystic Lake, 42.4312491 -71.1484909
MASS
00310919 C. B. Hellquist & Paul Somers 1999-06-25
United States, Massachusetts, Plymouth, South end of Furnace Pond, 41.8727245 -70.709424
MASS
00310944 D. E. Boufford 1972-08-29
United States, Maine, Cumberland, Sebago Lake, 43.8717422 -70.5678368
MASS
00310939 D. M. Hunt & R. E. Zaremba 1991-09-01
United States, Massachusetts, Worcester, Cranberry Brook ca. 0.1 mi W of Trailfire Road in Impact Area, 42.4941994041 -71.6332909633
MASS
00310905 Edw. Richardson 1940-08-08
United States, Massachusetts, Middlesex, Sandy Pond, 42.5617418 -71.5555
MASS
00310945 G. B. Rossbach 1968-08-13
United States, Maine, Sagadahoc, SE shore of Abagadasset Pt, jct. Merrymeeting bay and Kennebec River, 44.0025082 -69.8300457
MASS
00310940 H. E. Ahles 1976-08-19
United States, Massachusetts, Worcester, NA, 42.2755015 -71.807766
MASS
00310903 H. E. Ahles 1980-07-13
United States, Massachusetts, Hampden, Hampton Ponds, 42.1806469 -72.6953697
MASS
00310921 H. E. Ahles & B. A. Sorrie 1975-06-21
United States, Massachusetts, Plymouth, Pond across from Mr. & Mrs. Douglas Truran's land, north side of Spectacle Pond, 41.7706715 -70.6664657
MASS
00437200 Ludlam 1983-10-06
United States, Massachusetts, Hampden, Horse Pond
MASS
00437202 Ludlam 1987-09-14
United States, Massachusetts, Hampden, Horse Pond
MASS
00310902 M. G. Hickler 2004-08-18
United States, Massachusetts, Franklin, Tully Pond. Limited in distribution to the southeast corner around the inlet stream from Packard Pond., 42.6341481 -72.2386264
MASS
00425441 M. G. Hickler 2016-07-09
United States, Massachusetts, Franklin, Millers River at Wendell Depot bridge
MASS
00310942 N. Murray 1994-07-25
United States, Connecticut, New London, Long Pond, north end of pond, area A, 41.450318 -71.9494628
MASS
00310943 N. Murray 1997-08-08
United States, Connecticut, New London, Hopeville Pond, area B, 41.6029603 -71.9289064
MASS
00392889 P. B. Weatherbee 1993-08-01
United States, Massachusetts, Berkshire, 1000 Acre Lake
MASS
00392888 P. B. Weatherbee & M. Flor 1990-08-26
United States, Massachusetts, Berkshire, Lower and Upper Goose Ponds
MASS
00408882 R. I. Bertin & M. G. Hickler 2015-06-30
United States, Massachusetts, Franklin, west side of Lake Rohunta, 42.5624 -72.2741
MASS
00310937 Robert I. Bertin 1995-08-23
United States, Massachusetts, Worcester, Cook Pond Cook Pond and surrounding land, E of Olean St, S of Dawson Rd. and North Bend Rd, W of Tory Fort Ln, N of Mower St., 42.2856483 -71.8578568
MASS
00310904 Tad M. Zebryk 1994-07-01
United States, Massachusetts, Hampden, Spectacle Pond. North of Route 20 across from State Line Potato Chip Co., 42.1508052 -72.4364233
MASS
00310904 Tad M. Zebryk 1994-07-01
United States, Massachusetts, Hampden, Spectacle Pond. Site located north of route 20, across from State Line Potato Chip Co., 42.1508052 -72.4364233
MASS
00310992 B. A. Sorrie, R. J. LeBlond, Armstrong & Buckley 1990-08-16
United States, Massachusetts, Dukes, Naushon Island, covering the surface of pondlet WSW of Westend Pond, 41.4622506 -70.8005976
MASS
00310995 H. E. Ahles 1977-07-02
United States, Rhode Island, Newport, Four Corners, 41.6151214 -71.1984443
MASS
00310994 J. W. Congdon 1878-09-04
United States, Rhode Island, Washington, Block Island, 41.1915393 -71.5788576
MASS
00310996 J. W. Robbins 1800-00-00
United States, NA
MASS
00310991 W. Deane 1909-09-25
United States, Massachusetts, Bristol, Bog on mud, 41.7491575 -71.1897697
MASS
00416423 W. Oakes 0001-01-01
United States, Massachusetts, Plymouth, na
MASS
00310990 A. V. Gilman 2000-10-15
United States, Vermont, Windsor, set back of Ompompanoosuc River, near (just above) Interstate 91 overpass, 43.7601844 -72.2339916
MASS
00310976 C. B. Hellquist 1897-08-04
United States, Maine, Somerset, Attean Pond, 45.5675488 -70.2872887
MASS
00310982 C. B. Hellquist 1969-09-08
United States, New Hampshire, Strafford, Mill Pond, 43.1328419 -70.9427547
MASS
00310981 C. B. Hellquist 1970-09-08
United States, New Hampshire, Coos, Horsehoe Pond, south side of Israel River, 44.4885917 -71.588695
MASS
00310979 C. B. Hellquist 1970-09-08
United States, New Hampshire, Coos, Pond on north side of road to Vermont, 44.4969338 -71.5831375
MASS
00310983 C. B. Hellquist 1971-08-21
United States, New Hampshire, Strafford, Pond on east side of road at jct. of Rt. 108 and Old Rt. 4, 43.1318084 -70.9164905
MASS
00310973 C. B. Hellquist 1972-08-02
United States, Maine, Aroostook, T17-R4 Sinclair. Stream at the southeast corner of Mud Lake, 47.151552 -68.2712745
MASS
00310980 C. B. Hellquist 1972-08-15
United States, New Hampshire, Coos, Baker Pond north of Route 2 on the north side of Lancaster, 44.5044024 -71.5715074
MASS
00310971 C. B. Hellquist 1972-08-26
United States, Maine, Kennebec, Belgrade Stream, 44.4259344 -69.8747634
MASS
00310977 C. B. Hellquist 1972-08-30
United States, New Hampshire, Coos, Island Brook near the Androscoggin R., 44.6514397 -71.2342491
MASS
00310989 C. B. Hellquist 1973-07-30
United States, Vermont, Rutland, NA, 43.4172974 -73.1987341
MASS
00310978 C. B. Hellquist 1973-08-26
United States, New Hampshire, Coos, area of small islands north of Seven Islands section of the Androscoggin River, 44.7158796 -71.1723947
MASS
00310972 C. B. Hellquist 1980-07-29
United States, Maine, Aroostook, Stream at the north end of Salmon Brook, 46.7780972 -68.1586418
MASS
00310988 C. B. Hellquist 1993-06-23
United States, Vermont, Rutland, south end of Breese Pond, 43.7133634 -73.2176542
MASS
00310975 C. B. Hellquist 1998-07-16
United States, Maine, Penobscot, Harrington Cove, Pushaw Lake, 44.9395292 -68.8059997
MASS
00310966 C. B. Hellquist 2001-08-21
United States, Massachusetts, Berkshire, north basin of Lake Onota, south of causeway, in small inlet at SW. corner by causeway, 42.4767816 -73.2793235
MASS
00310965 C. B. Hellquist 2002-08-28
United States, Massachusetts, Berkshire, Berkshire Pond west of Rt. 8, at the north end of the pond, approx. opposite bike trail and benches, 42.5070338 -73.1961965
MASS
00310974 C. B. Hellquist
United States, Maine, Kennebec, Maranacook Lake, 44.3466857 -69.9549293
MASS
00310987 C. B. Hellquist & S. Warren 1998-07-22
United States, Vermont, Orleans, backwater of Black River just west of South Bay, Lake Memphremagog, 44.9250675 -72.2133064
MASS
00310986 C. B. Hellquist, J. Wiersema & T. Borsch 1999-08-14
United States, Vermont, Orleans, Hall's Creek east of the culvert at Lake Memphremagog, just south of the Canadian border, 44.9944258 -72.1973419
MASS
00310984 Dodge & Dearborn 1954-10-01
United States, New Hampshire, Strafford, Laundry Pond, Oyster River, 43.1291775 -70.9350299
MASS
00310967 E. Hitchcock 1820-00-00
United States, Massachusetts, Franklin, In pond, 42.4520321 -72.5014763
MASS
00310968 G. E. Stone 1890-07-00
United States, Massachusetts, Worcester, Lake Quinsigamond, 42.2709255 -71.7550735
MASS
00310985 J. Conway & F. Adams 1966-11-11
United States, New Hampshire, Strafford, Mill Pond, 43.1328419 -70.9427547
MASS
00315503 L. H. Hoysradt
United States, New York, Dutchess, specific locality not given
MASS
00310970 M. L. Fernald 1893-08-25
United States, Maine, Aroostook, Along the St. John River, 47.1759452 -68.8956069
MASS
00310969 M. L. Fernald 1893-08-25
United States, Maine, Aroostook, Along the St. John River, 47.1759452 -68.8956069
MASS
00416515 M. Warn 1967-10-06
United States, Massachusetts, Berkshire, na
MASS
00392886 P. B. Weatherbee 1990-08-21
United States, Massachusetts, Berkshire, Kampoosa Fen, near central pond, NW side near middle of side of pond
MASS
00416348 A. R. Hodgdon 1969-10-27
United States, New Hampshire, Strafford, na
MASS
00310962 A. S. Goodale & W. C. Markert 1930-07-11
United States, Massachusetts, Franklin, Green Pond, 42.5670519 -72.5107955
MASS
00310963 A. S. Goodale, W. C. Markert & R. H. Piper 1929-07-27
United States, Massachusetts, Franklin, Thompson Pond, 42.2967587 -71.9778557
MASS
00416308 A. S. Goodale; W. C. Markert; R. H. Piper 1929-07-27
United States, Massachusetts, Hampshire, NA
MASS
00416309 A. S. Goodale; W. C. Markert; R. H. Piper 1929-07-27
United States, Massachusetts, Hampshire, NA
MASS
00416310 A. S. Goodale; W. C. Markert; R. H. Piper 1929-07-27
United States, Massachusetts, Hampshire, NA
MASS
00416324 B. A. Sorrie; H. E. Ahles 1975-07-28
United States, Massachusetts, Plymouth, na
MASS
00310955 C. B. Hellquist 1970-08-17
United States, Massachusetts, Barnstable, Pond on north side of Route 28, East Falmouth, 41.5802041 -70.5634689
MASS
00310954 C. B. Hellquist 1970-08-26
United States, Massachusetts, Barnstable, East side of Route 6 in pond, Great Pond, 41.9740405 -70.0298595
MASS
00310960 C. B. Hellquist 1973-07-25
United States, Massachusetts, Franklin, Lake Rohunta, 42.5542183 -72.2732162
MASS
00416340 C. B. Hellquist 1968-09-12
United States, New Hampshire, Carroll, na
MASS
00416319 C. B. Hellquist 1970-08-03
United States, Massachusetts, Middlesex, na
MASS
00416341 C. B. Hellquist 1971-08-12
United States, New Hampshire, Carroll, na
MASS
00416321 C. B. Hellquist 1971-09-28
United States, Massachusetts, Norfolk, na
MASS
00416323 C. B. Hellquist 1971-09-29
United States, Massachusetts, Norfolk, na
MASS
00416338 C. B. Hellquist 1972-07-16
United States, Maine, Oxford, na
MASS
00416337 C. B. Hellquist 1972-08-03
United States, Maine, Kennebec, na
MASS
00416339 C. B. Hellquist 1972-08-19
United States, New Hampshire, Belknap, na
MASS
00416347 C. B. Hellquist 1972-08-30
United States, New Hampshire, Coos, na
MASS
00416322 C. B. Hellquist 1972-09-09
United States, Massachusetts, Norfolk, na
MASS
00416312 C. B. Hellquist 1972-09-16
United States, Massachusetts, Middlesex, na
MASS
00416351 C. B. Hellquist 1973-07-11
United States, Rhode Island, Providence, NA, 41.9667645 -71.5495071
MASS
00416318 C. B. Hellquist 1975-08-26
United States, Massachusetts, Middlesex, na
MASS
00416342 C. B. Hellquist 1975-08-31
United States, New Hampshire, Carroll, na
MASS
00416343 C. B. Hellquist 1975-08-31
United States, New Hampshire, Carroll, na
MASS
00416327 C. B. Hellquist 1975-09-05
United States, Massachusetts, Plymouth, na