Oxytenanthera.] olxxiii. GRAMiNEiB. (Bamlusece, 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. Lodicnles 0. Stamens as in Qigantochloa. 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 spikelefs. (Burmese and Malay species.) 



1. O. nig-roclliata, 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, fig. 

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

 palea narrow 2-3- nerved between the ciliate keels, anther tips elongate 

 slender hirsute. Seddome Fl. Sylvat., Forest. Man. p, coxxxiii. ; Gamble 

 Batnh. Brit. Ind 69, t. 60. Bambusa nigrociliata, Biise in PI. Jungh. i. 

 389 ; Miquel Fl. Ind. Bat. iii. 416. B. Bitung, Sassk. PI. Jav. Pta^r. 42. 

 B. gracilis, WaU. Oat. n. 5033. G-igantoohloa nigro-ciliata, Kurz Ind. 

 Forest, i. 345. G. audamanica, Kurz For. Fl. Burma, ii. 566. 



Obissa, Chittagono, Bttrma, the Malay Peninstila, and the Andaman 

 IsLDS. ? Gakbow Hills. — Distbib. Samatra, Java. 



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

 scabrous. Stem-sheaihs about 6 in., margins ciliate, narrowed to the truncate tip, 

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

 naked, hairy within ; iigule 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 promiuent, nerves 9-12, glands like nervules; sheath 

 stiff, hairy at first only, margins ciliate, auricles rounded nalied ; Iigule narrow. 

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

 of 3-6. Anthers (-i in., narrow, purple. Ovary pubescent. &rain linear-oblong, 

 dorsally grooved, beak penicillate. 



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

 spikelets tq-to ™-' ol^en curved mixed with yellow chaffy white-ciliate 

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

 ovate acute, fig. gls. elliptic acute or faintly notched many-nerved con- 

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

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

 For. Fl. Burma, ii. 656. 



Throughout Buema, Falconer, &c. 



Stems 20-30 ft. by J-l in. diam., densely tufted, greyish-green, carved, nodes 

 raised; internodes 6-15 in., hispid above, walls i- 3 in. thick. Stem-sheaths ir~Shy 

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

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

 Iigule -J-l in., toothed. Leaves 6-8 by |— 1 in., linear-lanceolate, tip setaceous, 

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

 like nervnles ; sheath smooth, striate, truncate, callus smooth ; Iigule rather lone. 

 Panicle large, spreading; brandies 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, -^"to i°- i'' small heads conical puberulous, gls. ciliate 

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

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

 of narrow anthers slender hairy. 



VOL. VII. B d 



