44 JOURNAL OF THE 
Northern New England to Minnesota, South to Pennsylvania. Relat- 
ed to P. dichotomum,. Maine: Merrill; East Cerbum. New York: Ashe; 
Courtland, 1898. 
35) PANICUM MACULATUM Ashe, sp. nov. Culms 
single, erect, glabrous, at length sparingly branched. 
Sheaths shorter than internodes, glabrous, spotted ; lig- 
ule none. Basalleaves and nodes glabrous; stem leaves 
ascending, largest 3’—4’ long, 4’’—5”’’ wide, lanceolate, 
tapering to the rounded glabrous base, margins very 
rough, 5—7-nerved. Panicle 2’—3’ long, nearly as 
broad, oval, the clustered branches lax. Spikelets %”’ 
leng, obovate, acute. 
Related to P. dichotomum, from which distinguished by the longer, 
ascending leaves and smaller spikelets, Spikelets about the size of 
those of P. barbulatum. Collected by the writer at Raleigh, N. C. 
May, 1895. 
36) PANICUM ROANOKENSE Ashe. sp. nov. Culms 
somewhat tufted, 18’ or more high from a geniculate 
base. Plant glabrous throughout. Sheaths oue-half as 
long as the internodes or more; ligule none. Leaves 
glabrous, ascending, narrowly lanceolate, 2’—3’ long, 
2”°—3”’ wide, firm, 5—7-nerved. Panicle 2}’—33’ long, 
broadly oval, the siender, tascicled branches spreading or 
drooping ; spikelets numerous, 1’’ long, elliptical-ebo- 
vate, glabrous. 
Type material collected by writer in dry soil, Roanoke Island, N. C. 
June, 1898; also collected at Rose Bay and Mackleyville, N. C., the 
same month. 
37) PANICUM DEMISSUM Trin. Sp. Gram. 3: 319 
(1836), Panicum Nashianum Scrib. Bul. U.S. Div. of 
Agrost.7: 79 (1897). Stems tufted, 118’ long, very 
slender, wiry, risingor reclining from geniculate base, 
joints geniculate, purplish, glabrous or minutely rough, 
puberulent below, at first simple, becoming much branch- 
ed above late in the season. Sheaths much shorter than 
the internodes, the upper ones glabrous, the lower gen- 
