Harvard University Herbaria & Libraries

Haloragaceae
GH: 01626664 Myriophyllum alterniflorum de Candolle USA: Michigan Beaver Lake. E. G. Voss 14406 1973-8-10
Lycopodiaceae
GH: 02163591 Diphasiastrum sabinifolium (Willdenow) Holub USA: Michigan S side of highway M-28 1.7 mi. SW of Hulbert... E. G. Voss 14171 1973-7-6
Onagraceae
GH: 01780111 Ludwigia palustris (Linnaeus) Elliott USA: Michigan W side of Little Beaver Lake. E. G. Voss 14418 1973-8-10
Polygonaceae
GH: 02364390 Persicaria amphibia (Linnaeus) Delarbre USA: Michigan [data not captured] E. G. Voss 14366 1973-7-28
Pontederiaceae
GH: 01919101 Heteranthera dubia MacMillan USA: Michigan between Little Beaver Lake and Beaver Lake E. G. Voss 14416 1973-8-10
Potamogetonaceae
GH: 01572058 Potamogeton foliosus Rafinesque USA: Michigan Little Beaver Lake, especially the NW part o... E. G. Voss 1973-8-10
GH: 01572846 Potamogeton gramineus Linnaeus USA: Michigan SE side of Little Blue Lake, ca. 15 mi NE of... E. G. Voss 14296 1973-7-19
GH: 01572858 Potamogeton gramineus Linnaeus USA: Michigan Grand Sable Lake. E. G. Voss 14400 1973-8-9
GH: 01572859 Potamogeton gramineus Linnaeus USA: Michigan near mouth of a cold spring on W side of Lit... E. G. Voss 14422 1973-8-10
GH: 01695196 Potamogeton obtusifolius Mertens & W. D. J. Koch USA: Michigan W side of Little Beaver Lake. E. G. Voss 14421 1973-8-10
GH: 01695462 Potamogeton praelongus Wulfen USA: Michigan E side of Grand Sable Lake. E. G. Voss 14397 1973-8-9
Ranunculaceae
GH: 01662794 Ranunculus aquatilis diffusus Withering USA: Michigan in Grand Sable Lake. E. G. Voss 14398 1973-8-9
Sparganiaceae
GH: 00947419 Sparganium angustifolium Michaux USA: Michigan NW part of Little Beaver Lake. E. G. Voss 14425 1973-8-10
GH: 01853192 Sparganium fluctuans (Morong) B. L. Robinson USA: Michigan E and S sides of Grand Sable Lake. E. G. Voss 14380 1973-8-9