Paw'aim.] Gramine&. 145 



sessile, lanceolate, acuminate, thinly coriaceous, dorsally 

 flattened, 3-5-veined, minutely granulate, tip minutely 

 3- toothed, margins narrowly inflexed. 



Hotter parts of the Island. Jaffna (Herb. Rottle"-), Trincomalie (Glenie). 

 Also in South India. 



A peculiar species, not allied to any other Indian one; easily recog- 

 nised by the inflorescence and short glume II. 



19. P. nodosum, Kunth, Enum. PL i. 97 (1833). 



Thw. Enum. 360. P. Amottianum, Nees in Wight, Cat. n. 161 1. 

 C. P. 964. 



Fl. B. hid. vii. 43. 



Stem 2-3 ft., slender, diffuse, sparingly branched, creeping 

 and rooting below, leafy, internodes ii-3 in., nodes glabrous; 

 1. 2-5 by \-'l in., oblong- or linear lanceolate, acuminate, thin, 

 flat, somewhat shining, minutely crenulate and ciliate with 

 long hairs at the cordate base, veins 5-9, minutely ciliolate, 

 margins scaberulous, sheath with villously ciliate margins, 

 ligule a crenulate ridge, ciliate with long hairs ; panicle 6-8 

 in., long-peduncled, very slender, of few very long filiform 

 spreading branches, bearing distant, very short, erect, spici- 

 form, 3-6-fld. branchlets £- J in. long, rhachis and branches of 

 panicle smooth or scaberulous towards the tips ; spikelets 

 secund on the branchlets, | in. long, sessile or shortly pedi- 

 celled, linear-oblong, subacute, dorsally flattened, sparselv 

 hairy; glumes I — 1 1 1 membranous, I about half as long as 

 III, broadly ovate, subacute, 3-5-veined, II rather longer 

 than I, 5-7-veined, III ovate-oblong, subacute, 7-9-veined, 

 paleate, empty, IV as long as III, oblong-lanceolate, sub- 

 acute, dorsally flat, margins broadly incurved, thinly coria- 

 ceous, smooth, white, base narrow, very shortly stipitate. 



Hotter parts of the Island; abundant in shady places. 



Also in S. India, Malaya, and China. 



A common and variable grass ; attains several feet in height when 

 supported (P'erguson). The Indian specimens differ from Kunth's 

 description of the typical Luzon plant, in the 1. sheaths not being 

 tuberculate-hirsute. 



20. P. aurituro, P/est 'ex Nees, Agrost. Bras. 176(1829). 

 Thw. Enum. 36 r. Kunth, Enum. PI. i. 113. C. P. 3242. 

 Fl. B. Ind. vii. 40. 



Perennial, glabrous ; stem 3- 1 2 ft., stout, erect from the base, 

 leafy, roots wiry, nodes glabrous, upper internodes 4-6 in. long, 

 lower sometimes as thick as a goose-quill; 1. 8-12 by \-i in., 

 narrowly linear-lanceolate, finely acuminate, rather coriaceous, 

 flat, smooth, base cordate, with sometimes a few hairs on the 

 upper surface, margins scaberulous, sheaths smooth, margins 

 naked or ciliolate, ligule a very narrow membrane; panicle 

 part v. L 



