Harvard University Herbaria & Libraries

Ceratophyllaceae
GH: 02073329 Ceratophyllum demersum Linnaeus USA: New York [data not captured] E. C. Ogden 11735 1976-7-26
Dryopteridaceae
NEBC: 00704598 Dryopteris fragrans remotiuscula (Komarov) Komarov USA: Maine North Franklin E. C. Ogden 2882 1947-9-9
Fabaceae
GH: 02086189 Lotus corniculatus Linnaeus USA: Michigan Ironton E. C. Ogden [data not captured] 2430 1941-8-20
Haloragaceae
NEBC: 02284180 Myriophyllum alterniflorum de Candolle USA: Maine Fish River Lake E. C. Ogden 1722.5 1937-8-31
Juncaceae
NEBC: 00879689 Juncus brevicaudatus (Engelmann) Fernald USA: Maine Eagle Lake: Eagle Lake E. C. Ogden 1713 1937-8-30
NEBC: 01174674 Juncus bufonius Linnaeus USA: Maine Eagle Lake: Eagle Lake E. C. Ogden 1713 1937-8-30
GH: 00859141 Juncus filiformis Linnaeus USA: Maine Mount Vernon: Mount Vernon E. C. Ogden 1933-7-13
Najadaceae
NEBC: 01024980 Najas flexilis (Willdenow) Rostkoius & W. L. E. Schmidt USA: Maine Eagle Lake: Eagle Lake E. C. Ogden 1706 1937-8-30
Pontederiaceae
GH: 01919164 Heteranthera dubia MacMillan USA: New York Rudd Pond north of Millertown, Taconic State... E. C. Ogden [data not captured] 11733 1976-7-26
Potamogetonaceae
GH: 00449669 Potamogeton amplifolius Tuckerman USA: New York Pierrepont Pond, separated from Lake Ontario... E. C. Ogden [data not captured] 1583 1936-8-19
GH: 01572876 Potamogeton gramineus Linnaeus USA: Michigan South arm of Lake Charlevoix, Ironton E. C. Ogden [data not captured] 1677 1937-7-29
GH: 01572877 Potamogeton gramineus Linnaeus USA: Michigan Northwest end of Brevort Lake, Moran E. C. Ogden [data not captured] 1680 1937-8-1
GH: 01688129 Potamogeton hillii Morong USA: New York Ponds on both sides of highway No. 22, 3 mil... E. C. Ogden [data not captured] 7018 1970-7-9
GH: 01688585 Potamogeton natans Linnaeus USA: Michigan South arm of Lake Charlevoix. Ironton E. C. Ogden [data not captured] 1676 1937-7-29
GH: 01688646 Potamogeton natans Linnaeus USA: New York 1/2 mi south of the Jefferson Co. line, on r... E. C. Ogden [data not captured] 1580 1936-8-19
GH: 01688899 Potamogeton nodosus Poiret USA: New York Indian River, on route #11 between Philadelp... E. C. Ogden [data not captured] 1584 1936-8-20
GH: 01746422 Potamogeton richardsonii (A. Bennett) Rydberg USA: New York Pierrepont Pond, separated from Lake Ontario... E. C. Ogden [data not captured] 1582 1936-8-19
GH: 01732945 Stuckenia pectinata (Linnaeus) Börner USA: Michigan South arm of Lake Charlevoix, Ironton E. C. Ogden [data not captured] 1679 1937-7-29