Amaranthaceae GH: 01928892 Amaranthus blitum emarginata (Salzmann ex Uline & W. L. Bray) Carretero, Muñoz Garmendia & Pedrol USA: Pennsylvania along Susquehanna River, 1 1/2 mi S of Rumme... H. A. Wahl 20220 1962-9-3
Convolvulaceae GH: 02056604 Cuscuta gronovii Willdenow ex Roemer & Schultes USA: Pennsylvania along Alleghany River, 1/2 mi NW of Kinzua H. A. Wahl 20382 1962-9-10
Haloragaceae GH: 01628424 Myriophyllum spicatum Linnaeus USA: Pennsylvania Alleghany River, 2 mi S of Tidioute H. A. Wahl 20344 1962-9-10
Potamogetonaceae GH: 01572258 Potamogeton foliosus Rafinesque USA: Pennsylvania Alleghany River, at Kinzua H. A. Wahl W. M. Craighead, R. C. ... 19988 1962-8-17
GH: 01688997 Potamogeton nodosus Poiret USA: Pennsylvania Allegheny River, 1 mi N of Tionesta H. A. Wahl W. M. Craighead, R. C. ... 20139 1962-8-19
GH: 01695753 Potamogeton pusillus Linnaeus USA: Pennsylvania Alleghany River, at Kinzua H. A. Wahl W. M. Craighead, R. C. ... 19982 1962-8-18
