380 CLXXIII. GRAMiNE-ac. (Bambusece, Gamble.) [Arundinaria. 



7-9 in., stem-sheaths 6-9 in. by 4-5 in. broad at the base and T 3 5 in. at the top, , with 

 a basal belt of thick soft tawny hairs, narrowed upwards, tip with rounded auricles, 

 thinly covered with stiff tubercle-based hairs; blade -1- in., triangular, acute, hairy. 

 Leaves 4-5 by % in. or less, narrowed into a petiole, margins smooth, midrib shining, 

 primary nerves 4-5 pairs, transverse nervules strong ; sheaths seriate, glabrous, 

 ending in a narrow ring with a few stiff' curved bristles ; ligule rather broad, hairy. 

 Panicle with a hairy rachis, laterally flattened, tipikelets 1-1^ in., narrow ; rachilla 

 long, flattened, top clavate, ciliate ; gls. I and II ovate-lanceolate, mucronate, 

 5-7-nerved, scabrous, dorsally hairy above; fl. gls. -- in., scabrous, hairy above, 

 7-nerved ; palea 2-mucronate, keels ciliate. Anthers with bearded tips. Only once 

 seen in flower. 



10. A. Pantling-i, Gamble Baml). Brit. Ind. 129, t. 118 ; tall, spines 

 0? nodes with a hairy ring, leaves lanceolate petioled tessellate smooth 

 above scabrid on one margin, tip long twisted scabrid, spikelets panicled 

 surrounded by sheathing bracts, pedicels glabrous capillary, nodes glandular, 

 spikelets very narrow curved 6-10- fid., rachilla clavate with a tuft of white 

 hairs beneath the ovate acuminate long-mucronate flg. gls. 



BRITISH BHOTAN ; on Rechi La, alt. 11,000 ft., Pantling. 



Stems upwards of ^ in. diam., smooth ; iuternodes 7-8 in. or more, cavity large ; 

 stem -sheaths about 10 in., smooth, striate, tapering to a convex top, margins long- 

 ciliate ; blade 34 by 4 5 in., glabrous, decurrent on the sheath into hairy auricles 

 bearing 6-10 long curved bristles; ligule about -^ in., toothed, faintly ciliate, dorsally 

 pubescent. Leaves .5-7 by | f in., base narrowed, petiole -i in., midrib narrow 

 pale shining, nerves 4-5 pairs with 7-9 intermediate pairs, cross-nervules very many, 

 sheath glabrous, ending in a very hairy ring with a few twisted bristles, margins 

 long-ciliate ; ligule dorsally pubescent. Panicles 4-6 in., terminal and axillary on 

 leafless branches; bracts like small stem-sheaths, glabrous. Spikelets 2 in. or more, 

 subverticillate ; uppermost flg. gls. usually empty; rachilla about in., white- 

 pubescent ; gls. I and II empty, I ^ in.; II nearly % in., 3-5-nerved, subciliate ; flg. 

 gls. prominently 7-nerved, keels scaurid ; palea with 2-ciliate keels alternating with 

 3 nerves, tip 2-fid and 2-mucronate. Lodicules 3, ovate or obovate, acute, ciliate. 

 Anthers linear, acute. Ovary glabrous, style short ; stigmas 3. long, plumose. Grain 

 oblong, dark brown, grooved, tipped with the style-base. Differs from A. Griffithiana 

 in wanting spines, in the dilft-rent stem-sheaths, large leaves, longer spikeiets, and 

 glabrous anther tips. 



11. A. callosa, Munro in Trans. Linn. Soc. xxvi. (1868) 30; inter- 

 nodes smooth, nodes girt by the base of the fallen sheath, leaves thin 

 oblong-lanceolate acuminate tessellate glandular-scabrid above pubescent 

 beneath, margins scabrous-serrulate, spikelets bracteate 6-12-fld. in a 

 branched axillary panicle ending in a leafy branchiet, flg. gls. ovate acute 

 mucronate. Gamble Bamb. Brit. Ind. 12, t. 10. 



EASTEEN HIMALAYA ; in the Duphla Hills, alt. 4500-G800 ft., Lister. KHASIA 

 HILLS, alt. 6000 ft., J. D. H. 3f T. T., &c. 



Stein 12-20 ft. by ^-1 in. diem., smooth; nodes spinous and. with a ring of soft 

 brown hairs; interuodes 6-10 in., walls above the spinous thickened nodes thin ; 

 stem-sheaths as long as the internodes or longer, thin, transversely nerved, narrowed 

 from a softly hairy base to a narrow truncate tip; blade -1 in., subulate, hairy on 

 boih surfaces, auricles short fringed decurrent. Leaves 8-9 by ^-1^ in., nan-owed 

 from a suboblique base to the very short petiole, tip scabrous, midnb hairy shining 

 above, primary nerves 5-8 pairs, transverse nervules raised beneath with interposed 

 pellucid glands ; sheath densely tawny-pubescent, at length glabrous, tip with a 

 ciliate callus and a few stiff curved bristles ; ligule short, hairy. Panicle with the 

 rachis striate, flattened on one side, and with a pubescent vertical line, terminal 

 joints clavate, hairy ; bracts narrow, straw-colrd. Spikelets 2-3 in., rachilla very 



