608 
CXIXI. GRAMINEJE 
rough awn 3-branched from the base, the middle branch the 
longest ; base of flowering glume stalk-like, jointed above the 
empty glumes. Stamens 3. Styles 2, distinct, feathered. Grain 
cylindric, free, but closely embraced by the persistent glumes. 
Panicle-branches short, erect. Awns about § in. . . 1. A. Adscenscionis. 
Panicle-branches long, drooping. Awns 2-2 1 in. . . 2. A. cyanantha. 
* 1. Aristida Adscensionis, Linn. ; FI. Br. Ind. vii. 224. 
Annual or perennial ; stems 1-3 ft. Panicle green or brown, 
4-12 in., narrow ; branches short, erect. Spikelets J in., excluding 
the awn. Empty glumes pointed, awnless, the upper one about 
as long as the flowering glume. Awn about £ in. 
Throughout India, in dry, sandy soil, ascending to 4000 ft. — Widely dispersed 
in warm countries of the Old World. 
* 2. Aristida cyanantha, Steud. ; FI. Br. Ind. vii. 225. Peren- 
nial ; stems 3-6 ft. Panicle purple, 12-18 in. ; branches very 
long, widely spreading, drooping. Spikelets 4 in., excluding the 
awns. Empty glumes shortly awned, the upper one much longer 
than the flowering glume. Awn 2-2^ in. 
W. Himalaya, 3000-5000 ft. — Low hills in the Punjab.— Afghanistan. 
