Eupatorium COMPOSITAE Ewpatorium 



Accomac Counties; occasional farther north: thicket, 2 mi. w. of 

 Ocean City (Wo), R. R. Tatnall, 2380, 16 Sept. 1934 (T, P, A, G); 

 near Gumboro (S), A. V. Smith in 1939; 1 mi. s. of Dewey Beach 

 (S), M. T. Travis, 867, 4 Sept. 1938 (P); 2}4 mi. s. of Rehoboth 

 (S), R. R. Tatnall, 4748, 12 Oct. 1940 (A, T, G). Mid-Sept, to 

 mid-Oct. 



A southern species, reaching the northern hmit of its range in 

 Sussex County. 



E. serotinum Mx. 



Frequent in coastal sands, edges of salt marshes, swamps and 

 pine woods, Kent County (Md.) to Cape Charles; rare in the Pied- 

 mont: shore of Susquehanna River, 1 mi. s. of Rowlandsville (Ce), 

 R. R. Tatnall, 5172, 10 Oct. 1944 (T, A), and 5239, 10 Oct. 1945 

 (T). Mid- Aug. to mid-Sept. 



E. album L. 



Infrequent, in dry sandy soil and moist dune hollows of the 

 Coastal Plain, from Kent (Del.) and Caroline Counties to Cape 

 Charles. Late July to mid-Sept. 



Var. monardifolium Fern., in Rhodora 39, 452. 1937. 



One collection: oak copse, Rehoboth (S), J. R. Churchill, 

 5 Sept. 1908 (G). 



y E. leucolepis T. & G. 



Infrequent, in sandy bogs, swampy meadows and dune hollows, 

 Kent (Del.), Sussex, Wicomico and Worcester Counties. Mid- 

 Aug. into Sept." 



^\ E. hyssopifolium L. See Fernald: Rhodora 44, 458-461. 1942. 



Frequent in dry open soil and salt meadows, throughout the 

 Coastal Plain. July through Sept. 



Var. linearifolium (Walt.) Fern. 



Frequent throughout the Coastal Plain. July through Sept. 



E. Torreyanum Short. 



Rare, in sandy soil of the Coastal Plain: along Tanner Branch, 

 e. of Choptank Mills (K), Otis, 12 Aug. 1924 (A); moist thicket at 

 millpond e. of Wattsville (Ac), R. R. Tatnall, 152, 14 Sept. 1928 (T). 



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