42 Class III. Order III. 



Panicle small or of middling size, its branches mostly simple, the 

 lower ones a little divided. Stigmas purple. Woods. May, 

 June. Perennial. 



PANICUM NEBVOSUM. MuhL Nerved Panic grass. 



Leaves lanceolate, clasping ; sheaths and nodes 

 smooth ; panicle much branched, many flowered. 



Much taller than the preceding, with narrower leaves and a 

 larger panicle. Meadows, Cambridge. July. Perennial 



PANICUM VIRGATUM Lt. Reedy Panic grass. 



Panicle spreading ; glumes acuminate, smooth, de- 

 hiscent ; leaves arundinaceous. 



A tall, hard, reedy grass, growing about the edges of marshes, 

 where its dry stems and leaves stand through the winter. Culm 

 three or four feet high, smooth. Leaves linear, firm, rough at 

 the edge. Panicle large, stiff, with remote flowers, the glumes 

 gaping open, and very acute. On Craigie's road. August. 

 Perennial. 



PANICUM DISCOLOR. MuhL Variegated Panic grass. 



Panicle spreading ; calyx roundish, larger valve 



striate ; culm erect ; sheaths hairy ; lower leaves oval. 



A slender, erect, pubescent species, with a small capillary 

 panicle. Sheaths and sometimes the culm hairy. Leaves lan- 

 ceolate, the uppermost close to the panicle, the lower ones 

 close to the ground, very short, ovate, acute. Smallest glume 

 often purple. Wet meadows and sometimes dry grounds, vary- 

 ing in pubescence. July. Annual. 



PANICUM NODIFLORUM. Lam. Dense Panic grass. 



Panicles very small, lateral and terminal ; glumes 

 ovate, pubescent ; leaves lanceolate ; culm procum- 

 bent. 



A procumbent species, invested with thin hairs. Leaves short 

 lanceolate, crowded in tufts on the ends of the branches, and 

 nearly concealing the small panicles. Dry fields. July, August. 



It appears to be the P. nodiflorum of Pursh ; excluding Mi- 

 chaux's synonym. 



