450 GRAMINE/E. 



by J4 to J^ inch, lanceolate acute ; sheath ^ to ^ inch ; 

 ligule a ridge of hairs. Spike simple, terminal, 2 to 5 

 inches. Spikelets three or four together. Glume i 

 three-nerved, its awn J4 to % inch, firm, not subulate : 

 gl. ii five-nerved, its awn much shorter : gl. iii seven- 

 nerved, also awned. 



Pulneys : by the lake side at Kodaikanal. Boiir7ie 191 2. 

 Nilgiris. 



Gen. Dist. Warmer regions generally. 



ARUNDINELLA. f.b.i. 173 xii. 



Erect grasses with narrow leaves, and panicles of one 

 or two-flowered spikelets, which are not jointed to their 

 stalks, but in the middle below the fertile glume iv. 

 Glume i three or five-nerved ; gl. ii slightly longer, five- 

 nerved ; gl. iii empty or with stamens only, thin, five or 

 seven-nerved; gl. iv with stamens and ovary, smaller 

 than the others, awned or not, usually bearded at the 

 base. Grain free within it. 



Species about 24, in the tropics of the Old World, few in 

 America. 



rOlume iv with two short awns and a longer middle 

 a < one ................. b 



(Glume iv with one awn only c 



f Branches of panicle with spikelets to the base .... 

 b < A. mesophylla. 



(Branches naked near the base : perennial grass. A. setosa. 



{Leaves 1/3 to 1/6 inch wide ....... A. villosa. 

 Leaves 1/4 inch wide. Spikelets along one side of the 

 branch, often in pair A. fuscata. 



Arundinclla mesophylla Nees ex Stead., Herh. Wight. 

 Prop. 2^47 I; F.B.I, vii 69, XII 3. Annual. Stem I to 2 

 feet, hirsute or pubescent. Leaves ij^ to 4 by ^ to ^ 

 inch, hirsute narrowed to the base : ligule obscure. 

 Panicle spiciform, purple, hairy, its branches % inch, 



