ELISHA MITCHELL SCIENTIFIC SOCIETY. 31 
Tennessee and southward. Missouri: Bush, July, 1895, No. 748. 
Tennessee: Biltmore Herbarium; Rutherford Co. No. 2984a. 
Louisiana: Joor. Mississippi: Tracy, 1891. 
7) PANICUM.MANATENSE Nash, Torr. Bul. 24 42 
(1897). Stems tufted, glabrous, ascending or decumbent, 
soon much branched above. Lower sheaths shorter than 
the internodes, loose ; upper crowded; ligule a mere mar- 
gin. Leaves lanceolate 2’—33’ long, 5’’—7” wide, taper- 
pointed, cordate at the ciliate base. Primary panicle 
long-peduncled, 2’—3’ long, broadly ovate, spikelets 
acute, elliptical, about 1}’’ long, first scale one-third the © 
length of the 7—9-neryed second and third. Whole 
plant dark green in color. 
With the foliage and general appearance of P. commutatum it is 
distinguished from it by having larger acute spikelets, and a decum- 
bent habit. Florida: Nash; Manatee Co., 1895, No. 2428a. 
8). PANICUM XANTHOPHYSUM A. Gray, Ann. Lyc. N. 
Fas: 433(4835).,- Culms... cenerally  single,,erect,. w= 
branched, forming no late, fascicled branches. Sheaths 
with a few ascending, stiff, papillose hairs; ligule a mere 
margin. Leaves ascending, or erect, glabrous, 4’—6’ 
long, 5’’—7”’ wide, lanceolate, narrowed to the rounded 
base, 5—7-nerved. Panicle long-peduncled, very nar- 
row, the few, single branches appressed; spikelets very 
few, short-pedicelled, 14’’ lone, obovate, first scale near- 
ly one haif as long as the 7—9-nerved second and third. 
Plant light green, resembling P. calliphyllum in color and habit. 
Maine to Manitoba, south to Pennsylvania. Description based on ma- 
terial collected by the writer in central New York, July, 1898; and the 
material in the Gray Herbarum; and from Maine: Merrill, 1897. 
9) PANICUM CALLIPHYLLUM Ashe, sp. nov. Stems 
single or few together, erect, remaining entirely simple, 
elabrous. Sheaths shorter than the internodes, glabrous 
except the ciliate margin. Leaves ascending, 3’—4’ long, 
4’’—6”’ wide, lanceolate, taper-pointed, narrowed to the 
rounded, ciliate base, otherwise glabrous, 7—9-nerved; 
basal leaves few and small. Panicle sessile or short-pe- 
