Panicum GRAMINEAE Panicum 



P. miliaceum L. European Millet. 



An occasional escape in waste ground, Wilmington. Adv. 

 from Europe. 



Virgata 

 ^ P. virgatum L. 



A common plant of salt or brackish shores and marshes of the 

 Coastal Plain. Mid-July to Sept. 



Var. cubense Griseb. 



Infrequent: sand back of dunes, 2}/^ miles s. of Rehoboth 

 (S), R. R. Tatnall, 4749, 12 Oct. 1940 (T). Det. A. Chase. 



Var. spissum Linder. 



Frequent on saline beaches and shores. Coastal Plain. 

 July, Aug. 



P. amarum Ell. 



Common on maritime shores and dunes, Coastal Plain. Sept., 

 Oct. 



P. amarulum Hitchc. & Chase. 



Infrequent; shore sands of the Atlantic Ocean, Sussex County 

 and southward. Aug. to mid-Oct. 



Often difficult to distinguish from P. virgatum. 



Agrostoidea 

 P. agrostoides Spreng. 



Common in swamps, meadows and low pine woods. Piedmont 

 and Coastal Plain. Mid-July to Sept. 



Var. condensum (Nash) Fernald. (P. condensum Nash. See 

 Rhodora36, 74. 1934). 

 Marshes of the Coastal Plain; infrequent. Aug., Sept. 



P. stipitatum Nash. 



Frequent in moist soil. Piedmont and Coastal Plain. July to 

 Sept. 



P. longifolium Torr. 



Infrequent; moist soil of the Piedmont, and marshes of the 

 Coastal Plain. Aug., Sept. 



P. anceps Mx. 



Moist ground; fields, meadows and roadsides; common in the 

 Piedmont area, less so southward. Late July to mid-Sept. 



[42] 



