Anonymous, Pl. Exs. Grayan.
Anonymous [1 - 1500 or more]

Indiana University Herbarium, Deam Herbarium
Catalog #: IND-0120614
Charles A. Weatherby #1396 05 September 1945
Ageratina altissima var. altissima
United States, Massachusetts, Berkshire, Egremont

University of North Carolina at Chapel Hill Herbarium: Vascular Plants
Catalog #: NCU00255169
Weatherby, Charles Alfred #s.n. 05 September 1945
Ageratina altissima (L.) R.M.King & H.Rob.
United States, Massachusetts, Berkshire, Egremont