Rosa ROSACEAE Prunus 



R. gallica L. 



A garden rose, occasionally escaping from cultivation. Introd. 

 from Europe. 



R. Carolina L. {R. humilis Marsh.) 



Frequent in swampy places, and in sandy pinelands, Piedmont 

 and Coastal Plain. Late June, July. 



R. virginiana L. {R. lucida Ehrh.) 



Infrequent, in dry ground, chiefly Piedmont; rare on the Coastal 

 Plain: dry sand, Rehoboth (S), Commons, 1 Aug. 1895 (A). Mid- 

 June to mid- July. 



^ j^ R. palustris Marsh. 



Frequent in swampy places on the Coastal Plain, north of the 

 Virginia line. June, July. 



Prunus L. Plum. Cherry. 



•^ W^P. serotina Ehrh. Wild Black Cherry. 



Common throughout, in fencerows, woods and sands of the 



seashore. Mid-May to early June. 'HCi-w ( «' 



> 

 P. virginiana L. Choke Cherry. 



Rare: near Smyrna (NC or K), locality uncertain, Commons, 10 

 May 1894 (A). May, early June. 



P. pensylvanica L. f. Wild Red Cherry. 



One known collection: near Chestertown (Ke), E. G. Vanatta, 

 4 Aug. 1904 (A). 



P. insititia L. Bulla ce Plum. 



Infrequent; hedgerows and open ground on the Coastal Plain of 

 New Castle County. Adv. from Eurasia. 



Lu W'P. maritima Wang. Beach Plum. 



Common on dunes and beaches of Sussex County. Fl. April; 

 frt. Sept. -^ 



P. angustifolia Marsh. (P. Chicasa Mx.) Chickasaw Plum. 



Rather frequent; Piedmont, and Coastal Plain north of the 

 Virginia line. Early May. 



A southern species, apparently near its northern limit in New 

 Castle County. 



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