16. Sosghum.] 97. GBAMINE&. [17. Chbysofogo*. 



awn of lower apikelets obsolete. Pedicelled spikelet pale with brown hairs 

 pedicels over half as long as the sessile spikelet bearded. 



(N. B. — The Flora of India describes Gl. II as 1-nerved and IV as 

 shortly awned or awnless.) 



17. Chrysopogon, Trin. 



A genus closely allied to the last (which usually has the 

 terminal spikelets ternate) but with all the spikelets ternate, 

 and with the tips of the branches of panicle and joints of 

 spikes bearded. Spikes consisting of a central sessile her- 

 maphrodite and two pedicelled male or neuter spkts., the 

 triplets arranged on the articulate branches of a terminal 

 panicle (occasionally 1-3 prs. of spikelets added, on the 

 lower branches). Spikelets more slender and less hardened 

 than in Sorghum. Gl. I 3-many nerved ; II sometimes awned, 

 keeled j III smaller hyaline • IV awned or reduced to an awn. 



I. Pedicel3 of upper spikelets half as long as 

 sessile spikelet or longer. 



Slender grass under 2 ft., spikes solitary 

 on panicle branches . . . . 1. aciculatus. 



Stout grass, spikes solitary on panicle 

 branches, pedicel densely rusty villous 2. lancearius. 



Stout grass, spikes 2 4 on the panicle 

 branches, pedicel ciliate or glabrous . 3. Gryllus. 



II. Pedicels less than half as long as the sessile 

 spikelet. 



Pedicels with villous margins. Panicle 

 not secund ...... 4. monticola, 



Pedicels not villous on margin. Panicle 

 secund 5. polyphyllus. 



1. C. aciCulatllS, Trin. Syn, Andropogon aciculatus, 

 Retz. Chora kanta, Vern. 



A small grass 12-18" high with creeping stem and short 

 densely tufted leaves 1-5" by J-^". Panicle usually turning 

 purple 1-3" with capillary branches. 



674 



