Angelica atropurpurea L. PURPLE-STEMMED ANGELICA. (As Archangelica atropurpurea), "wet grounds near Clifton, Ontario," Day (1888). Ontario, Queen Victoria Park (as Archangelica atropurpure) "immense specimens of this grow in the rich swampy district near the gardener's house, some 10 to 16 feet high," Panton (1890). Ontario, Niagara Park System, Cameron (1895). Ontario: Niagara Falls, Wm. Scott, June 25, 1898; Niagara, W. J. Potter, 1908, Heimburger (1955). ). “Along Niagara River, town of Tonawanda, Erie Co., to LaSalle, Niagara Co.,” Zenkert (1934). “... found in the Parks ... at several marshy places along the River," Hamilton (1943). Image 2.

New York: Niagara Falls. Moist woods. Irving Knobloch July 14, 1930 (BUF); Goat Island on the Niagara River. Terrapin Point: dolomite projection in spray zone and seepage. Flowering. With Cornus stolonifera, Eupatoreum maculatum. Open. P.M. Eckel 8612725 July 8, l986 (BUF); Second of the Three Sisters Islands just S of Goat Island on the Niagara River. West end, in alluvial muck, with E. hirsutum, Lobelia siphilitica, Lythrum salicaria. P.M.Eckel 8705208 July 7, 1986 (BUF); Base of Goat Island on the Niagara River, base of Horseshoe Falls: dolomite rubble. Frequent amid masses of Impatiens biflora, in spray zone. P. M. Eckel 9003835 July 28, 1988 (BUF); Buckhorn Island, marsh, with Carex aquatilis, Calamagrostis canadensis, Rorippa palustris, Cardamine pensylvanica, Eckel, June 14, 1998 (BUF).

Ontario: Navy Island, scattered in marsh areas, north shore, Eckel, July 28, 1998 (BUF).

Erie Co. City of Buffalo. Swampy places along Niagara River. Frank W. Johnson May 29, 1921 (BUF).

Angelica venenosa (Greenway) Fern. HAIRY ANGELICA. (As Angelica villosa) "... found in the Parks ... at several marshy places along the River," Hamilton (1943).

Listed as rare in the Niagara Frontier Region by Zander and Pierce (1979).