Gigantochloa} (XII. GRAMINE.E 073 



Jan., 1902). Culms 2 ft. apart, naked below on j of their length, 50 ft. high, inter- 

 nodes 18 in. long, diam. 3-4 in., walls i in., nodes not prominent, hence the culm 

 smooth, eyliudric. Culrn-sheaths 6-8 in. long, from stone- to orange-colour, contrast- 

 ing with the light green colour of the culms, blade 2-1 in. L. glabrous, glaucous 

 beneath, 8-12 by 1-2 in., n. 25-33 on J in. Accidental branches on the lower portion 

 >>f the culm, and partially suppressed branchlets have leaf-sheaths with long bristles at 

 the month, while the normal I. on the upper portion of the stem are without such 

 bristles, and have keeled naked sheaths. 



(c) Tabindaing. Hills west of Hatha, 2,000 ft., in cool evergreen forest (Joseph 

 Messer, March 1904). Culms 1-2 ft. apart, naked more than half-way up, 75 ft. high, 

 a few conspicuous rings of arrested rootlets on the lowest 3 or 4 nodes. Culm-sheath 

 very broad at base, 6, blade 2-3 in. long. Internodes 1-2 ft.. 4 in. diam.. nodes 

 thick with a conspicuous arrested bud (myefaan) at every node, A-l in. diam. L. 

 bluish-white underneath. Ill by H in., n. 29-37 on J in., leaf-sheaths keeled, ligule 

 large, triangular. 



B. Tufted or probably so. 



/i Wanet. Shwegu, Upper Burma (Pocock, 19021. Culms tufted, stems branched 

 in the lower half, culm-sheaths t hick, not much narrowed towards the truncate mouth, 

 with broad, wavy fimbriate auricles. L. pale beneath and slightly velvety, 12 by 

 1 \-\ | in., ligule conspicuous, n. 30-40 on J in., pet. J in. long. 



g) Wanet. Kachin hills. Bliamo district, in moist forest, 1,500 ft. (Oliver. April 

 1893). Culm-sheaths woody, 8 in. long, blade triangular, as long as sheath, tip 

 spinescent, 1. 9-12 by 1J-2 in., glaucous and finely-pubescent beneath, n. 28-33 on 

 1 in., ligule very small. 



(A) Tekserah, Garo hills (G. Mann, 1889). Culm-sheath broad, 6, blade 8 in. long, 

 'blade membranous, glabrous, conspicuously rihb-d. continued into a Tiroad fimbriate 

 hand on the top of sheath. L. hairy beneath, 9 by 1J in., narrowed into pet. i— J in., 

 apex running out into a long hairy point, n. 40-45 on \ in., ligule minute. 



Of the Bamboos here mentioned, n. /<, </, and A are included by Gamble under 

 0. macrostachya. He also includes Mildi or Maday-wa from Chittagong, of which I 

 ba i e seen ii" -pecimens. 



2. G. Kurzii. Gamble, t. 56. South Tenasserim. Malay Penins. L. 8-13 by J-1J in., 

 n. :;ti-:;:i on J in. Panicle leafy, half whorls of 2-6 lanceolate spikelets i in. long, 



marked by the dense fringe " '•><>: > i. .r— .,..,.._ - _,. ,,i i ;,,. _Jn -i \ I.. 



long, ending in a single plumose stigma. 3. G. verticillata, Munro: Gamble, t. 52. 

 Syn. '.'. maxima, Kurz, Ind. For. i. 343. Cultivated and wild in the Malay Peninsula 

 and Archipelago, forming large forests in .lava. China. Probably also in Tenasserim. 

 Tufted, culms 80-120 ft., light coloured, with yellow stripes when young, internodes 

 18 in., 4-6 in. diam., culm-sheaths 12 in. long, densely clothed outside with golden- 

 brown stiff hairs, rounded to a top l-l.i. ;,,, broad', blade small reflexed. L. 10-15 by 

 1-2 in., pet. h~i in. long, n. 21-30 on J in. Panicle leafy, compound, branches long, 

 slender, bearing distant half-whorls of ovate spikelets \ in. long, stamen- exserted, 

 tube long, membranous, anthers yellow. 



6. OXYTENANTHERA, Munro; PI. Brit. Ind. vii. 400. 



Spikelets narrow-cvlindric, acuminate, 8. 1-3. Palea of the lower fl. 

 2-keeled, that of the uppermost slight!}' or not at all keeled. Stamens 6, 



li laments united into a thin membranous tube ( 'aryopsis grooved, terminated 

 by ii beak. As far as known the species ll. frequently, some probably 

 annually, inflorescence often leafy. S[H<cics the following, one in New Guinea, 

 and one or two in tropical Africa. 



A. Panicle large, branches long, with distant half-whorls of spikelets. 

 Eastern species: — 



1. O. albo-ciliata, Munro ; Gamble, t. 61. Syn. Qigantochloa albo-ciliata) 



Kurz. Wni. \\'<i/>!/iti/alf, Wan id, WagOk, Wagauk, Burm. 



Very gregarious, tufted, generally deciduous, culms 20-80 ft., not en 

 but bending over in all directions, forming dense low masses of nearly hori- 

 zontal Stems, branches in the lower part single. Btout, often erect, higher up 



smaller, leafy, half-whorled. Internodes of culms and larger branches 24 in. 

 long, 1- I ', in. diam., nodes oblique. Culm-sheaths thick, hard, one-third the 

 length of internode, clothed with dark appressed hairs, blade often as long as 



X X 



