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Arundtnana.] CLXxiii. GRAMiNEiE. (Bambusece, Gamble.) 385 



internodes 10-12 in., walls thin. Stem-sJieaths 4-6 by 1-2 in., covered with afc 

 length deciduous bristles, shining, margins ciliate, auricles falcate and with long 

 bristles, blade subulate recurved. Leaves glabrous above, tessellate, margins carti- 

 aginous spinulose-scabroos, nerves 8-10 pairs; petiole broad, flat; ligule long, 

 membranons, deeply cleft. Remarkable for its broad leaves. 



25. A. armata, Gamble Bamh. Brit. Ind. 130, i. 119; rootstock 

 creeping, stems solitary, nodes smooth slightly thickened, leaves oblong- 

 lanceolate long-acuminate tessellate smooth above slightly rough beneath, 

 margins scabrid, midrib pubescent above. 



Hills of Upper Burma, alt. 5500 ft., Oliver. 



Lvergreen. Stem,s about 20 ft. by 1-1^ in. diam., green, straight, smooth, walls 

 2J"J thm; nodes with a belt of straight smooth spines, interuodes about 8 in. ; 

 •wm-sheaths 6-8 in. by 2^-3 in. broad at the base, thin, tapering to a very narrow 

 *jP, smooth or with scattered hairs above the middle, margins ciliate; blade about 

 T5, in., triangular, pubescent; ligule very narrow, ciliate. Leaves 6-9 by f-lj in., 



origut green, base narrowed, petiole J^-| in., tip twisted scabrid, midrib narrow 

 ^le sinning, nerves 6 pairs with 5-7 intermediate, transverse nervules very many 

 ifrh- 1 ^P^ced; leaf-sheaths striate, ending in small calli and bearing 10-12 

 > onstles; ligule very short, ciliate. In fluorescence unknown.— Near A. callosa, 

 ^unro, but nuitP Hi«Hn/f -^ 



tt Leaves not or inconspicuously tessellate by transverse nervules. 



harll T ^ ®^^^^' leaves narrow 2^ by ^i m. subsessUe linear bot; or 

 J-,? ^ ;^ssellate, base narrowed margins revolute, sheath endinpr in a callus 

 ^ a few deciduous bristles. Gamble Bamh. Brit. Ind. 25, t. 24. 



Q„^JfJ^ Himalaya, Kennedy. Khasia and Jaintea Hills, ult. 4000-5000 ft. 



niteS' rV^ ^^- ^^3 i»- '^'ain-. olive-green, smooth; nodes slightly swollen; 

 }in brn^!i . "'■' ^^"^ *'"'^^; branchlets short, whorled. Stem-sheaths 2G by 

 Wei 11- ^^^' S'abrous, pradaally narrowed to a naked or fimbriate mouth; 

 »ith m '"V ™^"'ate, recurved ; ligule long, tip fimbriate. Leaves pale beneath, 

 lienlp 1^1 P^ "°'*^ ?lands, tip setaceous, margins scabrous-serrate, nerves 3-4-pair ; 

 "P"« rather long, pubescent. 



thicf'r.t" ?^""> Gamble Bamh. Brit. Ivd. 25, t. 25; nodes with a 

 V i_i • ^ beanng very many long wiry geniculate branches, leaves J-4 

 We ii*n^°* ^V'^^e^sile very thin linear-lanceolate acute obscurely tessellate, 

 »ad a f?'^ *u-^ narrowed, sheath slender striate, ending in a small callus 

 ^^w thm cilia. 



ApSnfi^' ®^?^^ ' «" t^'e coast, Kurz. , .,. 



"WtnS^* ^"'^'^ ^'^••"b. Stem smooth, i-^ in. diam. i^ares acute with 

 *'^e8 benpl'.'"'°°*^ °" ^°^^^ surfaces with a few long tubercle-based hairs on the 

 <spicuZ 'r°'** *'"'° P'*!^. nerves 2 pairs, transverse nervules very few and 

 ^ieEnV 'g"'«»l'ort sometimes ciliate. -Remarkable for its thin leaves and 

 ^ pale branchleta. 



* Stem-sheaths 12-18 in. long, blade long. 



SWnf wf****?"' ^^^^l^ Bamb. Brit. Ind. 26, t. 20 ; stem tufted 

 M in IIP. ^^l^'i. blade of stem-sheath 0-10 in. linear, leaves 6-9 by 

 Assa ^^nceolate hirsute beneath not tessellate. 



Mann 



^ 3 ft ' "°<=^ branched, nodes thickened, branches many geniculate ; inter- 

 ^OL v,T ''"''''*^^'- ^iem.slieaths 12-18 in., convolute, slender; rough with 



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