Arundinaria.'] Graminece. 309 



1. A. Walkeriana, Munro in Trans. Linn. Soc. xxvi. 21 (il 

 Beddome, Fl. Sylv. For. Man. ccxxx. Gamble, Bamb. Brit. Ind. 3. 

 Trim. Cat. Ceyl. PI. no (part). C. P. 429. 

 Fl. B. Ind. vii. 377. Gamble, 1. c, t. 1. 



Shrubby; stems tufted, thickly covered above with leafless 

 l.-sheaths, internodes about 15 in. by I in. diam.; stem-sheaths 

 papery; 1. 5-1 1 by 1-2 in., oval or oval-oblong, or oblong- 

 lanceolate, acuminate, base broad, rounded or cordate, gla- 

 brous, pale beneath, margins cartilaginous, serrulate with 

 recurved spinules, midrib narrow, shining, veins 6-10 pairs, 

 intermediates 5-6, cross -venules prominent, regular, raised 

 beneath, petiole iV~t ln -> stout, l.-sheaths glabrous, striate, 

 mouth truncate, ciliolate below the petiole, margined with 

 long pale flexuous bristles, ligule short ; infl. of fascicles of 

 red-purple compound erect panicles 6-12 in. long, terminating 

 leafy branches, branchlets filiform, erect, flexuous, glabrous, 

 lower axils glandular, upper with a few long hairs ; spikelets 

 J-f in. when young, older up to 1 in., 3-4-fld., narrow, 

 glabrous, purple-brown, uppermost glumes usually empty, 

 rhachilla wiry, flattened, ciliate ventrally, tip vith a ring of 

 hairs; glumes I and II xV~t m -> subequal, empty, angular, 

 apiculate, I usually 3-veined, II 5- or more-veined, margins 

 ciliate, fig. glumes larger, veins 2 prominent, with inter- 

 mediates finer, palea about as long as the glume, acute or 

 bifid, keels 2, ciliate ; lodicules 3, obtuse, one smallest, 

 fimbriate, veins 3, flexuous ; fil. short, anth. obtuse ; ov. 

 glabrous, styles short, base swollen ; grain unknown. 



Central Province, montane region, alt. 5000 ft. Adam's Peak, The 

 Knuckles, Dumbalagula, Wallakelle Hill, Mattakelle. Spikelets red-brown. 



S. India, in the Pulney Hills. 



Very closely allied to A. Wightiana, differing conspicuously in the 

 thickened margins of the leaves. The panicles of spikes are sometimes 

 so numerous that the infl. resembles a large brush. 



On Pidurutalagala, in Aug. 1884, in profuse blossom, covering the 

 whole upper part of the mountain, and exceeding any other Bamboo. 

 Leaves of a very dark green for a Bamboo. (Trimen MSS.) 



2. A. Wig-htiana, Nees in Linnaa, ix. 482 (1834). 

 Thw. Enum. 444. Gamble, Bamb. Brit. Ind. 4. C. P. 3860. 

 Fl. B. Ind. vii. 377. Rupr. Bamb. t. iii. f. 10. Bedd. Fl. Sylv., Anal. 

 Gen. t. xxviii. Gamble, 1. c. t. 2. 



Rootstock short, branched; stems gregarious, 6- 10 ft. or 

 more, slender, dark green, at length yellowish-brown, nodes 

 swollen, internodes 10-14 in., usually flattened on one side, 

 and with a ring of fibrous hairs (from bases of fallen sheaths) 

 below the nodes, young strongly striate, usually scabrid, 

 branchlets whorled of 1. or 1. and fl. mixed, stem-sheaths 

 4-8 by 1-3 in., narrowed slightly upwards, straw-col'd., base 



