Cyflerus.] Cyperacece. 2 1 



acuminate, flat, red-brown, 20-50-fld., rhachilla rather stout 

 naked or narrowly winged ; glumes closely imbricate, subovate, 

 oblong, obtuse with a mucro, thin, obscurely 3-veined, sides 

 yellow streaked with brown, margins very narrowly hyaline ; 

 stam. usually 2, anth. small, oblong ; nut half as long as the 

 glume, narrowly oblong or obovate-oblong, apiculate, laterally 

 compressed, biconvex, black, granulate, style as long as the 

 nut, stigmas 2, rarely 3, capillary. 



Low country; very common. On the patanas of the Central Pro- 

 vince, alt. 5600 ft. (Pearson). Fl. March, &c. 



In all hot countries. One form has usually the spikelets lax and open, 

 and is var. laxiflorus, Benth. 



9. C puncticulatus, Vahl, Emim. ii. 348 (i< 

 Thw. Enum. 342. C. P. 3751 and 4018. 

 Fl. B. Ind. vi. 593 {Pycreus). 



Annual; stem robust, subsolitary, 1-2 ft., erect from a 

 thickened base, trigonous or triquetrous above, angles smooth ; 

 1. as long as the stem or shorter, \-\ in. broad, rather thick, 

 i-veined, pale beneath, margin smooth, sheath long; umbel 

 simple or compound, rays many, very slender, up to 6 in. long, 

 terminated by few or many slender spikes of widely spreading 

 pale or dark red-brown spikelets ; bracts 3-4, foliaceous, 

 longest 6 in. or more; spikelets distant on the slender rhachis, 

 j-2 in. long, by A in. broad, linear or linear-oblong, compressed, 

 soft, many-fid. ; rhachilla slender, angular, undulate, hardly 

 winged ; glumes closely imbricate, thin, orbicular, cymbiform, 

 tip rounded and margins broadly hyaline, dorsally 5-veined, 

 mottled with brown, sides pale; stam. 3, anth. nearly as long 

 as the glume, narrow, muticous; nut § as long as the glume, 

 obcordate, strongly laterally compressed, granulate, pale or 

 dark brown, style shorter than the nut, stigmas 2, capillary. 



Low country ; rather rare. Trincomalie ; Seven Korales ; Kurunegala. 

 Fl. Mar., July. Sept. 



Also in Peninsular India and China. 



C. P. 4018 has much smaller umbels, with short rays and small 

 crowded spikes of pale oblong spikelets nearly -^ in. long. 



10. C. globosus, Allioni, Fl. Pedem. i. 49 (1785). 



C. Jiavescens, Thw. Enum. 342 (non L); Trim. Syst. Cat. 99. C. P. 

 801. 



Fl. B. Ind. vi. 591 (Pycreus capillaris). 



Rootstock small, roots fibrous, stems tufted, 4-24 in., very 

 slender, trigonous, 1. 4-12 by \ in., very slender, almost fili- 

 form, yo in. broad ; umbel simple, or spikes capitate, rays 3-5, 

 i-iA; in. long, very slender, terminated by solitary or few 

 spikes of 5 or more short spreading spikelets ; bracts 2-3, 

 foliaceous, 1 or 2 longer than the infl.; spikelets crowded, 



