12. POGONATHEETTM.] 97. GRAMINEJS. [13. IHPEEATA. 



smaller, or sometimes Gl. Ill present in sessile and not in 

 pedicelled. Glumes usually only I, II, and IV present in 

 both. I, narrow ob-ong, obtuse tip with a tuft of hairs, 

 membranous 2-4-nerved ; II, longer T y hyaline with stout 

 mid- rib terminating in a very long slender awn, tip of glume 

 ciliate ; III (if present), hyaline, paleate. male ; IV, very 

 narrow 2-toothed with a very long slender awn, its pale 

 broadly ovate-oblong hyaline wrapping round 2 stamens and 

 the minute ovary which it much exceeds. Styles long slender, 

 just exserted from the pale. 



1. P. saccharoideum, Beauv. Bonga carec', S. 

 A tufted much branched and very leafy elegant grass 

 1-2" ft. high with firm slender almost woody stems from a 

 perennial rootstock. L. 1-2* long linear sub-erect scabrid. 

 Peduncles, filiform very numerous narrowly sheathed, mouth 

 of sheath ciliate. Spike |-2" very slender terminating in 

 the pencil of awns, 2 from each spikelet. Awns f-1" long. 

 Very common and sub-gregarious along hanks overhanging streams 

 Fls. April-May. 



13. Imperata, Cyrill. 



Spikelets in pedicelled pairs in very close spicif orm pani- 

 cles silvery white from the long callus hairs exceeding the 

 spikelets. Glumes 4 membranous awnless. I and II lanceo- 

 late hairy ; III hyaline much smaller , IV smaller than HI. 

 St. 1-2. 



1. 1, arundinacea, Cyrill. Ohero ghas, 8. 



A common grass 1-3 ft. high with erect flat leaves, con- 

 spicuous at the end of the hot weather especially after juugle 

 fires by its silver- white spicif orm panicles with the dark 

 anthers and stigmas among the hairs. Stems thickened or 

 tufted below, pubescent or almost woolly, glabrous above 

 except at the bearded nodes. Panicle 3-6" long. 



Especially on open loamy ground where it may become gregarious. 



Fls. April-May. 



It can be used for paper-making. 



569 



