Arundinaria] CXII. GRAMIXE.E 6G5- 



B. Flowering culms leafless, transverse veins not conspicuous. 



7. A. falcata, Nees; Brandis in Ind. For. xii. 206; Gamble t. 11, 12; 

 Collett Simla Fl . 034, fig. 199. Vera. Ringdl, Hind.: Go Ningdl, Jauns. 

 Erect, densely tufted, more or less gregarious, flowers irregularly, at times 

 gregariously over large areas, while a few clumps may be found in flower 

 almost every year, fl. stems leafless. Culms slender, 6-10 ft. high, often 

 glaucous with a waxy covering, rims of sheath-nodes swollen, pubescent or 

 velvety, internodes G-12 in. long, walls thin. Culm-sheaths thinly membranous, 

 as long as or longer than internodes, gradually nan-owed from the middle to a 

 narrow truncate tip, blade subulate, i-2 in. long. L. thin, 3-5 by \-\ in., 

 n. 36^15 on \ in., transv. veins obscure. Spikelets i-J in. long, some sessile, 

 others on long slender pedicels, in long densely-whorled racemiform panicles, 

 each with 1-3 fertile and one terminal sterile fl., style short, stigmas 2, long, 

 plumose. Caryopsis .V in. long. 



Norfch-'West Himalaya. Chamba to Nepal, 4-7,500 ft., often as underwood in forests 

 of Quercua incana. Fl. May-Oct. 8. A. Khasiana, Munro ; Gamble t. 13. Khasi hills, 

 5-6,000 Et. (Navdang). Similar to 7, bat stems stronger and harder, 1. broader, trans- 

 verse veinlets often faintly visible, n. 27-42 on ^ in., inflorescence more dense. 9. A. 

 intermedia, Munro ; Gamble, t. 14. Vem. Till Xigala, Nep.; Parmiok, Lepcha. Sikkim 

 lower hills to 7,000 ft. Erect, tufted, gregarious, culms 8-12 ft. high, internodes 5-10 in. 

 long, culm-sheaths as long as internodes, 1. 3-5 by $-§ in., n. 27-36 on J in. (24 in 

 specimens cult, at Kcu. 1. T v in. wide), transverse veins faintly visible, leaf-sheaths 

 prominently striate, terminating in falcate auricles with numerous long cilia. Fl. 

 stems leafless, spikelets 1-1 in. long in racemes varying in length and of ten compound, 

 crowded in compact half-whorls, each spikelet with H—i fertile fl. in. a. Hookeriana. 

 Munro; Gamble, t. 15. Vem. Singhani, Nep.: Prong, Praong, Lepcha. Sikkim and 

 West Bhutan 4-7,000 ft. Culms 12-80 ft., glaucous, with whitish scurf when young, 

 internodes 8-12 in. long, ij-11 in. diain., culm-sheaths 12—24, blade 3-6 in. long. L. 



12 by J-1J in., n. 21-24 on J in., transv. veins just visible. Fl. stems leafless, 

 spikelets ', in. long with 1 fertile fl. Caryopsis t% in. long. Fl. in Sikkim and British 

 Bhutan 1848, 1885, 1892, and 1903. 



II. Erect, a ring of thorns at the nodes, bracts of inflorescence small, 

 transverse veins prominent. 



II. A. Grifflthiana, Munro; Gamble t. 9. British Bhutan. Khasi and Jaintia hills 

 (Khnap), Chin hills, Upper Burma. Tufted, gregarious, culms 10-80 ft., internodes 

 8-9 in. long, 1— lj in. diain., thorns short, stout, conical. Culm-sheaths as long as 

 internodes, coriaceous, hairy outside, a thick belt of long soft tawny hairs at the 

 base. L. 4-5 by J-jj in., n. 21-27 on i in. Panicle large, terminal, leafy, branches 

 in the axils of slicat liing bracts, spikelets 1-11 in. long "ii slender peduncles, 11. 4-6, 

 rather distant, glumes mucronate. Found in fl. at Motion;; is:;:, Criflith 12. A. 

 callosa, Munro: Gamble t. 10. Daphla and Khasi hills [Utkong, Uapar, Khasi). 

 Similar to II, culiu-shcat lis thin, striate, glabrous. L. 8-9 by j-1 J in.. 11. 21 -2 I on 

 [ in. Panicles axillary, spikelets 2-3 in. long. Found in fl. at Shillong 1885 (C. B. 

 Clarke). To this I am dispose,! to refer a thorny Bamboo sent from the Kala Naga 

 hills, Manipur, above 1,000 ft., by Mr. Inanada Charan Sen. Culms in thin clumps 

 15-20 ft., Internodes 7-9 in., diam. 1 in., thorns ,}-l ill. long. Culm-sheaths as long as 

 internodes, very thin, almost hyaline, riblied, transverse veins prominent, also on 

 blade, blade narrow, 2 in. long. I,. 8-12 by I II in., n. is on J in. 18. A. armata. 

 Gamble 1. 119. Bernardmyo, Upper Burma, 5,500 ft. [Maitut, Shan, .1. W. (diver. 

 Feb. 1894). Single stemmed, 20 ft. high, internodes 8 in., diam., 1 1 , ; in., walls thin. 

 culm-sheaths thinly coriaceous, straw-coloured, 4-8 in. long, base 2 1 in. wide, 

 tapering to a very narrow tip. I>. 8-9 by ;-l! in., n. 24 on 1 in. Fl. unknown. 

 Possibly of this group : 11. A. Pantiingii, Gamble t. lis. British Bhutan H.ikhi ft. 

 (in M. 1895). Similar to 11. but doubtfully Bpinescent. I.. 5 7 by 1 / in., n. 27 ;n> on 



1 in. Spikelets & 10-fld., 1 2 in. long, on long slender peduncles. 



III. Erect, unarmed, bracts of intlorescence large, sheathing. 



15. A. spathiflora, Trinins ; Brandis in Ind. For. xii. 206; Gamble, b. 16. 

 Kyn. TlimiuiOCOlamUS Spathiflorus, Munro; Brandis F. Fl. 668. Vem. 



Ringed, Nagal, Bind.; Deo Ningal, Jauns. 

 Erect, densely tutted] gregarious, fl, periodicallv, probably in intervals of 



111 years Nepal L821, Wa I lich ; .launsar ISSI and 1 K82, ' Brandis, Fisher : 



Deoban 1892 and Kedarkonta 1898, Gamble). Culms 20-80, Bometimes 



