CLXXIII. QRAMINEJ:. (Bambusece, Gamble.) 397 



hairs, callus ciliate, ligule truncate toothed hairy outside. Gamble Bamb. 

 Brit. Incl 57. 



TENASSERIM ; top of Daunat range, alfc. 5000 ft, Brandts. 



Leaves 6-7 by 1-H in., glabrous, base rounded', petiole T y-s in., costa yellowish, 

 nerves 4-7 pairs, pellucid glands few ; sheath striate, keeled, glabrous. Perhaps a 

 Dinochloa. 



UNDETERMINABLE SPECIES. 



B. ARISTATA, Lodd. ex Lindl. in Penny Cyclop, iii. 357. 



135. THYRSOSTACHYS, Gamble. 



Arborescent erect bamboos. Stem-sheaths elongate, thin, persistent ; 

 blade long, narrow. Leaves small or moderate sized. Panicle compound. 

 Spikelets prominently bracteate, loose, pale, 2-3-fld., upper gl. fertile, 

 terminal rudimentary on a produced rachilla ; empty gls. 1-2, striate ; flg. 

 similar ; palea of lower gl. 2-cleft, lobes caudiform, keels ciliate, of upper 

 entire, elongate, not keeled ; rachilla hairy. Lodicules 0-3, long-acumi- 

 nate. Stamens 6, anthers mucronate. Ovary depressed-turbinate, style 

 long, stigmas 2-3 feathery. Grain cylindric, long-beaked, glabrous, top 

 shining, side grooved; pericarp crustaceous, adherent to the seed. 



1. T. Oliver!, Gamble Bamb. Brit. 2nd. 58, t. 50; stem-sheaths 

 transversely truncate not auricled blade, long subulate, leaves lonar linear- 

 lanceolate, panicle thyrsoid curved, spikelets |-1 in., empty gls. 2 ovate 

 acute sparsely hairy many-nerved, nerves trabeculate, rig. gls. similar, 

 palea 3-5-nerved hairy between the keels. 



UPPER BURMA, alt. 2000 ft., iu moist forests, Oliver; Shan Hills, Abdul Huk. 



Coespitose. Stems straight from a stout rootstock, 50-80 ft. by 1-2| in. diain., 

 bright green, young silkily-downy old dull green or yellowish, nodes thickened ; 

 internodes 16-24 in., walls rather thin. Slem*sheaths persistent, shorter than the 

 internodes, green to orange and brown, dorsally thickly pubescent, margins ciliate, 

 not auricled ; blade 8-9 by f in., recurved, hairy above; ligule serrate. Leaves 7-8 

 by ^ % in., roughish, base rounded, hairy beneath, nerves 6 pairs, pellucid glands 

 irregular ; sheath hairy, keeled ; callus glabrous or hairy. Thyrsus bracteate at the 

 nodes ; rachis flexuous, hairy, top swollen ; bracts - | in., narrow, obtuse, sometimes 

 foliiferous. Spikelets long and short, rachilla hairy. Lodicules 2, lanceolate, ciliate. 

 Filaments purple, anthers yellow, connective obtuse. Ovary depressed turbinate, 

 pedicelled, yellow, stigmas 3. 



2. T. siamensis, Gamble Bamb. Brit. Ind. 59, t. 51 ; deciduous, 

 stem-sheaths waved and truncate at top, auricles short triangular, blade 

 narrowly triangular, leaves small narrow linear, panicle large, spikelets 

 pedicelled fertile and sterile mixed, empty gl. solitary ovate acute 

 8-nerved base white-pubescent, flg. gls. 3 larger uppermost alone fruiting 

 base and tip pubescent 14-16-nerved. Bambusa regia, Thorns, ex Munro 

 in Trans. Linn. Soc. xxvi. (1868) 116 (non Kurz). B. siamensis, Kurz mss. 



BURMA, from Mandalay to Tenasserim, Brandts, Oliver. DISTRIB. Siam. 



Stems coaspitose, very graceful, 25-30 ft., 1| 3 in. diam., branching towards the 

 top only, branches after flowering often producing small-leaved tufts of wiry branch- 

 lets ; nodes not prominent ; internodes 8-11 in., with a white ring below the nodes. 

 Stem-slieaths very persistent, 9-11 by 4J-8 in., thin, soft, white-pubescent; blade 



