97. GR AMINE JB. [ PiNHiSBTirif. 



Spkts. few-fid. sessile solitary at the nodes of 

 a spike, with the plane of the spkt. 

 tangential to the raohis (Wheat) . . * 25. TriticUm. 



Spkts. 1-fld. sessile 2-3-nate at the nodes of 

 a spike, with the plane of the spkt. tan- 

 gential to the rachis ( Barley ) . . . 26. Hordeum. 



Spkts. 2 miny-fld., with long narrow glumes, 

 in effuse large paniclea, the flowering 

 glumes with long silky hairs on the callus . 27. PhragnUtSi. 



C. The Bamboos. Spikelets. 1-many-fld. St. 6 



Spkts. in loose or dense not globose clusters 

 not completely whorled round the stiff 

 rachis. Auricles (of stem sheaths) large, 

 or if small then branches prickly . . .28. Bantbvua. 



Spkts. in very dense globose prickly heads 

 entirely concealing the nodes of the stiff 

 rachis. Stem sheaths only slightly aurided . 29. Dendro calamus. 



Spkts. in bracteate clusters on a very slender 

 drooping rachis. Stem sheaths short with 

 laige fringed auricles . . . .30. Cephalotta* 



chywn. 



1. Pennisetiim, Per*. 



Usually stout grasses, sometimes annual, with spiciforem 

 inflorescence which is composed of cl asters of 1-3 spikelets. 

 in an involncel of scabrid or plumose simple or b;-anched 

 bristles, the whole cluster being articulate on the rachis. 

 Glumes normally 4. bat I very short or sometimes ; IV 

 only bearing an ovary. 



A very tall stout cultivated annual • • • 1. typhoideum. 



Involncel clliata. Bachis of spike glabrous . 2. seiosum. 



Involncel densely villous. Bachis of spike 



glabrous S. jpediceUatum. 



Involncel ciliate. Bachis of spike hairy ,. . ,4. orientals. 



Involncel glabrous . , ... . . .5. parviflorum. 



1. P- typhoideum, Rich. Tuti, K. ; Lendha, S. ; Bajrii 

 H. 



A striking grass 4-5 ft. high sparinely cultivated in Chota Xagpur, 

 bearing very dense cylindrical spioiform inflorescences. FJa. Stpt. Fr. 

 HoiyDec. 



559 



