Harvard University Herbaria & Libraries

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Asteraceae
GH: 01924471 Ageratina altissima (Linnaeus) R. M. King & H. Robinson USA: Maryland 2.1 mi SE of Pennsylvania/Maryland border on... S. A. Thompson [data not captured] 2145 1984-10-7
GH: 01924542 Ageratina altissima (Linnaeus) R. M. King & H. Robinson USA: Pennsylvania 6.2 mi SE of Farmington (jct. PA 381) on US ... S. A. Thompson 1882 1984-8-25
GH: 01924580 Ageratina altissima (Linnaeus) R. M. King & H. Robinson USA: West Virginia Monongahela National Forest: Bear Rocks E to... S. A. Thompson 3452 1986-8-22
GH: 02204350 Heterotheca subaxillaris (Lamarck) Britton & Rusby USA: Texas 2 km S of West Columbia. Along the San Berna... S. A. Thompson 485 1982-10-23
Lamiaceae
GH: 01597017 Prunella vulgaris Linnaeus USA: Pennsylvania 1/4 mi E of Fayette/Somerset county line on ... S. A. Thompson [data not captured] 472 1982-7-22
Onagraceae
GH: 01674761 Circaea canadensis canadensis (Linnaeus) Hill USA: Pennsylvania 11 mi E jct PA 381 and Seven Springs Rd. S. A. Thompson [data not captured] 466 1982-7-22
Potamogetonaceae
GH: 01564846 Potamogeton epihydrus Rafinesque USA: West Virginia Cranesville: Muddy Creek S. A. Thompson 3500 1986-8-24
Ranunculaceae
GH: 01708794 Anemone virginiana Linnaeus USA: Pennsylvania Laurel Hill State Park: 3.5 mi SSE on park r... S. A. Thompson [data not captured] 475 1982-7-22
Ulmaceae
GH: 01931600 Ulmus americana Linnaeus USA: Pennsylvania ca. 2.5 km ESE of Majorsville, West Virginia S. A. Thompson [data not captured] 2256 1985-4-10