ChamcerapMs.] Graminece. 165 



membranous, green, narrowly lanceolate, II acuminate, 9—1 1- 

 veined, longer than III, narrowed into a subulate or awned 

 tip, III acuminate, 7-veined, paleate, male, palea smaller 

 than the glume, hyaline, veins obscure, IV much smaller than 

 III, stoutly stipitate, fern., oblong or ovate-oblong, acute, flat, 

 thinly coriaceous, veinless, palea as broad as the glume, acute, 

 veinless; lodicules cuneate; stam. 3, anth. very short; styles 

 free, stigmas laterally exserted, hairs scattered; grain minute, 

 oblong, compressed, free in the coriaceous glume and hyaline 

 palea, embryo large. — Species 5-6 ? 1 in Fl. B. Ind. 



C. spinescens, Poir. Encycl. ii. 189 (1786). 



Trim. Cat. Ceyl. PI. 106. Panicum asperum, Koen. ; Thw. Enum. 436. 

 P. ischcemoides, Heyne ; Moon, Cat. 8. 



Fl. B. Ind. vii. 62. Griff. Ic. PI. Asiat. t. 145 {Panicum Brunonianuvi). 



Forming floating masses of much-branched, leafy, as- 

 cending stems, 1-2 ft. high; 1. itr-2 in., flat, acuminate, smooth 

 or scabrid, base narrow, sheath elongate, loose, margins 

 eciliate, ligule a ridge of minute hairs; panicle 2-3 in., shortly 

 peduncled, more or less contracted, rhachis and branches 

 angular, sulcate, nearly smooth or scabrid, branches filiform, 

 flexuous, few or many-fid., lower 1-2 in., awn-like tips \-\ in., 

 spikelets with their awns \-\ in., glume I not one-eighth 

 of III, orbicular, truncate or reniform, white, II smooth or 

 sparsely setose on the sides, awn scabrid sometimes as long 

 as the glume, III from subequal to about one-third shorter 

 than II, finely acuminate or awned, IV about one-fourth of 

 III in length, and much narrower; grain ~ in., obovate- 

 oblong. 



A variable plant, of which there are three forms in Herb. Perad. 



Var. aspera, C. aspera, Nees. Panicum asperum, Thw. Enum. 436. 

 C. P. 3846. 



Tall, rather stout, nodes pubescent, 1. very scabrid, panicle 

 2-3 in., lower branches long, with many spikelets. 



Var. subglabra, C. spinescens var. subglabra, Thw. ex Trim. Cat. 

 106. C. P. 3877. 



More slender, nodes glabrous, 1. quite smooth, panicle as 

 in var. aspera. 



Var. depauperata, Hook. f. Fl. B. Ind. vii. 62. C. depauperata, 

 Nees; Trim. Cat. 106. Panicum s or didum, Thw. Enum. 443. C. P. 3857. 



Stem as in var. aspera, nodes puberulous, 1. 1 in., quite 

 smooth, panicle i-if in., contracted, branches very short, 

 appressed, with very few usually dull-red spikelets. 



