Elephantopus COMPOSITAE Eupatorium 



Elephantopus L. Elephant's-foot. 

 E. carolinianus Willd. 



Common in damp woods of the Piedmont; infrequent on the 

 Coastal Plain southward to Talbot (Earle), and Sussex Counties. 

 Aug., Sept. 



E. nudatus Gray 



Frequent in sandy soil, preferring open pine woods, from Cape 

 Charles northward to Sussex County. Mid-Aug. to early Oct. 



E. tomentosus L. 



Infrequent, in dry pine woods, Cape Charles, and northward to 

 Wicomico County: Sahsbury, Canhy, Sept. 1867 (P); J. J. Carter, 

 15 July 1904 (A), here reaching its northern limit. 



Sclerolepis Cass. 

 C. uniflora (Walt.) BSP. 



Frequent in shallow water of ditches and pond margins, in 

 Sussex, Wicomico and Worcester Counties; rare farther north: 

 "Sassafras Cross-roads" (= Green Spring Station) (NC), Commons, 

 in 1866 (D, A). Late June through Aug. 



Eupatorium L. Joe-Pye Weed. Boneset. 



E. dubium Willd. (E. purpureum L., sensu Mackenzie. For this 

 and the next two species, see Wiegand & Weatherby: 

 Rhodora 39, 297-306. 1937.) Joe-Pye Weed. 

 Common in wet soil. Piedmont area, and Coastal Plain south- 

 ward to northern Accomac County. Aug., mid-Sept. 



E. fistulosum Barratt. {E. maculatum L., sensu Mackenzie.) 

 Hollow-stemmed Joe-Pye Weed. 

 Infrequent, in meadows and damp woods. Piedmont province; 

 one Coastal Plain collection: woods 5 mi. s. e. of Easton (Ta), 

 Earle, 3104, 4 Sept. 1940 (P). Aug., Sept. 



Y E. purpureum L. (Probably E. trifoliatum sensu Mackenzie.) „ 

 Pale-flowered Joe-Pye Weed. V.f.-'i/IT - 



Rather frequent on rich, wooded slopes of the Piedmont, in New 

 Castle and Cecil Counties. Aug., Sept. 



E. capillifolium (Lam.) Small. Dog Fennel. 



Frequent; meadows, fields and roadsides, Northampton and 



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