Oxylenanthera?^ CLxiii. gramine^. 265 
flower 6, monadelphous, pale, acute. Style slender plumed. Hah. 
Open country. Kedah, Alor Sta {Ridley 14838). Distrih. Assam, 
Burma, Siam. 
The passages in the above description in inverted commas are taken 
from Gamble’s account. The plant is comparatively little known, and my 
specimens are the only ones I have seen with fully developed spikelets, but 
in all points it resembles the less developed Burmese and cultivated specimens. 
79. DENDROCALAMUS, Nees. 
Tall stout bamboos, nodes rough with abortive rootlets; sheaths 
broad, hairs dark brown or white. Leaves lanceolate. Panicles 
large; spikelets in globose distant heads, ovate, 2- to 5-flowered. 
Empty glumes 2 or 3, ovate acute; flowering glumes similar. 
Palea of lower flowers free, keeled, upper one rounded, glabrous. 
Ovary hairy; stigma simple. Grain small; pericarp crustaceous 
or coriaceous. Species 17, Indo-Malaya. 
The whole plant perishes after flowering in this genus. 
Stems 8 to ro in. through; spikelets ovate acute, -5 in. 
long.. . (i) D. giganteus 
Stems 2 to 3 in. through; spikelets small, in distant 
heads; panicle branches very long . . . (2} D. fiagellifer 
Spikelets in crowded heads small; branches short. 
Leaves glabrous . . . . . . . (3) D. pendulus 
Leaves pubescent beneath . . . . . (4} D. hirtellus 
(1) D. giganteus Munro, Trans. Linn. Soc. xxvi. 150; Gamble, 
Ann. Bot. Card. Calc. vii. 87, pi. 76; Ridl. Mat. iii. 191. 
Culms 100 ft. tall .or less, 8 to 10 in. through, dark or grey green, 
thin-walled, covered with waxy white scurf when ^’’oung; inter¬ 
nodes 15 to 16 in. long; sheaths 20 in. long, hard, glabrous, limb 
5 to 15 in. long, 3-5 in. wide, deciirrent into stiff brown wavy 
auricles; ligule black. Leaves up to 20 in. long, 4 in. wide, 
suddenly acuminate, hairy beneath, broad, fimbriate. Panicles 
very large; spikes lax, of few spikelets i in. through; rachis hairy. 
Spikelets *5 in. long, pubescent, ovate, flattened. Empty glumes 
I or 2, ovate miicronate, flowering 3 to 6, thin minutely hairy. 
Palea of lower flowers blunt, upper ones acute bifid, 2-keeled. 
Stigma I, purple. Grain oblong obtuse, hairy. Hab. Usually in 
hill woods at 2000 to 4000 ft. altitude. Malacca (Derry). Pahang, 
East Coast. Perak, Thaiping Hills at 4000 ft. altitude (Ridley). 
Penang (Wallich). Distrib. Tenasserim, 
(2) D. fiagellifer Trans. Linn. Soc. xxvi. 150; Gamble, 
Ann. Bot. Card. Calc. vii. 91, pi. 80; Ridl. Mat. iii. 191. 
Culms 20 to 60 ft. tall, i-6 to 3 in. through, walls as much as i in. 
thick in old culms, dark green; sheaths 14 in. long, brown, furred; 
limb lanceolate acuminate, 16 in, long, 2 in. wide at base; mouth 
ciliate. Leaves oblong-lanceolate, 10 to 14 in. long, 1-5 to 2 in. 
wide. Panicle of long pendulous branches 2 to 6 ft. long; rachis 
pubescent. Spikelets in small heads, 75 in, apart, ovoid green. 
