248 MR. H. N. RIDLEY ON PLANTS 
I refer this form to I. miliacea on account of its hairy leaves and pubescent 4th 
glume; its form and habit is more suggestive of I. australis, but the branches of the 
panicle are strict, erect, and not spreading, and the outer glumes are lanceolate. 
PANICUM INDICUM, Linn., var. GRACILE, Hook. f. Fl. Brit. Ind. vii. 42. 
Camps VI a, 3100 ft.; VII to IX, 3600 to 5500 ft. 
Distrib. All Tropical Asia and Australia. 
This is the tall slender cylindric-spiked form with usually purple spikelets, resembling 
P. interruptum, Willd., except in its straight spikelets. 
PANICUM INTERRUPTUM, Willd. Sp. PI. i. 341. 
Camps III to VIII, 2500 to 4900 ft. 
Distrib. Tropical Asia and Africa. 
Panicum Crus-GALLI, Linn. Sp. Pl. 56. 
Camps VII to VIII, 3600 to 4900 ft. 
Distrib. Cosmopolitan. 
PANICUM PLICATUM, Lam. Encycl. iv. 736. 
Apparently common from Camps I to IX, 500 to 5500 ft. 
Distrib. Tropical Asia. 
PANICUM PATENS, Linn. Sp. PI. 86. 
Camps VII to VIII, 3600 to 4900 ft. 
Distrib. Tropical Asia and Polynesia. 
ICHNANTHUS PALLENS, Munro, in Benth. FI. Hongkong. 414. 
Camps VI c, 5500 ft., and VII to IX, 3600 to 5500 ft. 
Distrib. Tropical Asia. 
SETARIA GLAUCA, Beauv. Agrost. 51. 
Camps VIII to X, 4900 to 6700 ft. 
An unusually high altitude for this grass. 
Distrib. Cosmopolitan. 
PENNISETUM MACROSTACHYUM, Trin. in Mém. Acad. Pétersb., Ser. VI. iii. 11. (1835) 177. 
Camps I, 500 ft., and III to VI, 2100 to 2500 ft. 
Distrib. Tropical Asia. 
TuysANOLENA AGROSTIS, Nees, in Edinb. New Phil. Journ. xviii. (1835) 180. 
Camp VI a, 3100 ft. 
Distrib. Tropical Asia. 
