Oxytenanthera.] CLXXIII. GRAMINEJS. (Bamtusew, Gamble.) 401 



conical, 1-3-fld., terminal fl. usually fertile; empty gls. 1-3; fl. gls. 

 elongate, mucronate. Palea of lower fls. 2-keeled, of uppermost convolute 

 keel or obscure. Lodicules 0. Stamens as in Gigantochloa. Ovary ovoid, 

 style slender, stigmas 1-3 more or less plumose. Grain elongate, 'beaked, 

 smooth. Species the following and a tropical African. 



* Heads usually of few spikelets. (Burmese and Malay species.) 



1. O. nlgrociliata, Munro in Trans. Linn. Soc. xxvi. (1868) 228 ; 

 auricles of stem -sheaths naked, spikelets 1 in., gls. fringed with black or 

 purple cilia many-nerved, empty gls. 2-3 ovate acute and mucronate, flg. 

 gls. 2-3 and a terminal imperfect lanceolate acuminate long mucronate, 

 palea narrow 2-3-nerved between the ciliate keels, anther tips elonga.te 

 slender hirsute. Beddome FL Sylvat., Forest. Man. p. ccxxxiii. ; Gamble 

 Bamb. Brit. Ind 69, t. 60. Bambnsa nigrociliata, Buse in PI. Jungk. i. 

 389 ; -Miquel Fl. Ind, Bat. iii. 416. B. Bitung, Hassk. PI. Jav. Ra'r. 42. 

 B. gracilis, Wall. Cat. n. 5033. Gigantochloa nigro-ciliata, Kurz Ind. 

 Forest, i. 315. G. andamanica, Kurz For. Fl. Burma, ii. 566. 



ORTSSA, CHITTAGONG, BURMA, the MALAY PENINSULA, and the ANDAMAN 

 ISLDS. ?(TARROW HILLS. DISTRIB. Sumatra, Java. 



Stem 30-40 ft. by -2 in. diam., sometimes striped with yellow, internodes 

 scabious. Stem-sheaths about 6 in., margins ciliate, narrowed to the truncate tip, 

 dorsally strigose; blade ovate-lanceolate, decurrent ; auricle bright green, rounded, 

 naked, hairy within ; ligule narrow. Leaves 6-12 by 1-2 in., lanceolate, tip subulate 

 twisted, base unequal and rounded or narrowed, scaberulous above, pale and at first 

 pubescent beneath, midrib prominent, nerves 9-12, glands like nervules ; sheath 

 stiff, hairy at first only, margins ciliate, auricles rounded naked ; ligule narrow. 

 Panicle large, compressed; rachis of branches pubescent. Spikelets in distant whorls 

 of 3-6. Anthers - in., narrow, purple. Ovary pubescent. Grain linear-oblong, 

 dorsally grooved, beak penicillate. 



2. O. albo-ciliata, Munro in Trans. Linn. Soc. xxvi. (1868) 129; 

 spikelets T p~T S o i n -> often curved mixed with yellow chaffy white-ciliate 

 bracts fertile and a few sterile together, gls. white-ciliate, empty gls. 1-2 

 ovate acute, flg. gls. elliptic acute or faintly notched many-nerved can- 

 volute 2-3 lowest male, upper 1 or 2 bisexual, anthers with long hirsute 

 tips. Gamble Bamb. Brit. Ind. 70, t. 61. Gigantochloa albo-ciliata, Kurz 

 For. Fl. Burma, ii. 555. 



Throughout BURMA, Falconer, &c. 



Stems 20-30 ft. by -1 in. diam., densely tufted, greyish-green, curved, nodes 

 raised; internodes 6-15 in., hispid above, walls i ^ in. thick. Stem-sheaths 4-3 by 

 6 in., tawnily strigose, then glabrous, base coriaceous folded, mouth narrow ending 

 in a slightly auricled naked band ; blade lanceolate, base rounded and decurrent ; 

 ligule -3-3! in- toothed. Leaves 6-8 by f-1 in., linear-lanceolate, tip setaceous, 

 base rounded, shortly petioled, glabrous on both surfaces, nerves 6-8, pellucid glands 

 like uervules ; sheath smooth, striate, truncate, callus smooth ; ligule rather long. 

 Panicle large, spreading; branches smooth, slender, with distant whorls of 10-20 

 spikelets. Ovary acuminate, pubescent. Grain oblong, acuminate. 



3. O. sinuata, Gamble Bamb. Brit. Ind. 71, t. 62 ; leaves large softly 

 pubescent beneath, panicle-branches softly tomentose, spikelets sterile and 

 fertile mixed, yV~rb" ^ n - ^ n sma ll heads conical puberulous, gls. ciliate 

 many-nerved, empty gls. 2-3 ovate mucronate, fl. gls. 2-3 longer fertile 

 uppermost convolute, lower paleas 2-3-nerved between the ciliate keels, tip 

 of narrow anthers slender hairy. 



VOL. viz. D d 



