Bamhusa.] olxxiii. gramine^. (Bambusem, Gamble.) 389 



Uppbe Burma j Katha district, Oliver. 



Stems 50-60 ft., 4 in, diam., dull green, nearly solid, infcernodes 12 in. with a 

 ring of white hairs below the not much swollen nodes. Stem-sheaths green with 

 yellow margins, rather broader than long, top rounded, sides with appressed golden 

 hairs ; blade broadly cordate, cuspidate, base dilated into large rouuded fringed 

 auricles ; lignle short. Leaves oblong-lanceolate, base unequally narrowed or 

 rounded, tip with a twisted scabrous point, pellucid glands miiny, nerves 5-8 

 pair ; sheath reddish-brown, keeled, tip truncate with a small deciduous auricle and 

 deciduous cilia ; ligule short, denticulate. Injl. a panicle of spiciform branches ; 

 rachis wiry. FaUa witli overlapping margins and 4.-5 nerves between the keels ; 

 rachilla short, thick. Lodioitles 3, 5-6-nerved, ciliate. Ovary stipitate. Grain 

 oblong, top hairy. — A large handsome species. 



§§ Keels ofpalea eciliate. 



6. B. polymorpha, Munro in Trans. Linn. Soc. xxvi. (1868) 98 ; 

 leaves small linear at first haii-y on both surfaces, ligale very short, spike- 

 lets about ^ in. few together in many bracteate fascicles born on the 

 long spiciform branches of a large panicle, shining, each in the axil of a 

 long bract, empty gls. 1-3 ovate acuminate, lig. 2-.3 ovate mucronate many- 

 nerved, palea rather longer lanceolate, anthers obtuse or apiculate. £^urz 

 For. Fl. Brit. Burm. ii. 553 ; Gamble Bamb. Brit. lud. 36, t. 34 Bambasa 

 cyanostachya, Kurz M8. in Herb. Kew. 



Easteen Benoal, PEan & MArtaban, Brandis, &c. 



Evergreen, tutted, sometimes deciduous ; stems attaining 50-80 ft. by 3-6 in. 

 diara., curving outward, young white-scurfy, nodes thickened ; internodes 15-24 in. 

 Stem-sheaths 6-7 in. by 12-14 broad, thick, dorsally densely white-pubescent, 

 narrowed upwards and curved ; blade reniform, 3 in, long, plaited and long 

 ciliate below, biise rounded and dilating into a broad band lining the top of 

 the sheath, auricles falcate, the whole fringed with bristles ; lignle narrow, entire. 

 Leaves 3-7 by f-i in., base rounded or narrowed, nerves 4-6 pairs; sheath com- 

 pressed, hairy, ending in a callus and minute auricle with deciduous bristles. 

 Spihelets often brownish, subpedicelled, enclosed in a long curved glabrous bract. 

 Lodiaules 3, suborbicnlar. Anthers purple. Grain \ in., ovate, plano-convex, top 

 hairy. 



ft Stem-sheaths with a very long or narrow or imperfect blade, 

 auricles or minute ; keels of palea ciliate. 



7. B. pallida, Munro in Trans. Linn. Soc. xxvi. (1868) 97 ; coespitose, 

 blade of stem-sheaths very long auricles small, leaves linear-lanceolate 

 glabrous above often white-hirsnte beneath, spikelets 1-14 in. fertile and 

 neuter on the spiciform branches of a large panicle, 1 or 2 lowest gls. 

 ovate acute empty, then one male or gemmiparous followed by 3-8 flg. and 

 3-5 imperfect, flg. gls. ovate acute many-nerved, palea ranch shorter 

 acute, anther-tip 1-2-setose or naked, ovary narrowed into the hairy style. 

 Gamble Bamb. Brit. Ind. 37, t. 35. B. critica, Kv/rz in Journ. As. Soc. Beng. 

 xlii. (1873) ii. 250. Dendrocalamus oriticus, Kurz For. Flor. Brit. Burm. 

 ii. 559. 



SiKKiM HiMAiATA, N. & E. BENGAL, the Khasia Hills, Assah, Upper 

 Burma & Pegxt, alt. 5-6000 ft. (cult, in the plains below). 



Steins graceful, 40-60 ft. by 2-3 in. diam., olive green ; nodes not prominent ; 

 internodes 18-30 in., walls thin. Stem-sheaths 7-12 by about 10 in. broad, top 

 straightly truncate, young more ronnded, glabrous or hairy; blade up to 14 in., 

 triangular, acuminate, sparsely hairyj margins and very small auricles bristly ; ligule 

 .very nariow. Leaves 4 8 by i-| in., tip subulate scabrid twisted, nerves 4-6 ; 



