^ Materials for a Flora of ihe Malayan Peninsula. 183 



Spikelets f inch long in short panicles . . . . 4. B. magica. 

 Scandent flowers unisexual 5. -S. elegans. , 



1. B. spixosA, Bl. Bot. Zeit. 1825. p. 580. A tall dark green 

 bamboo with crowded culms 30 to 60 feet tall and 3 or 4 inches 

 through with numerous stiff thorny branches. Culm-sheaths 5 to 6 

 inches long thick, 3 to 4 inches broad striate and covered with long 

 stiff tawny bristles mouth broad convex, violet brown and yellow 

 stripped when young. Leaves 5 or 6 together at the end of the 

 brauchlets linear lanceolate 3-G inches long broad abruptly rounded 

 at the base into a very short petiole tip scabrous, glabrous above 

 glaucous below, edges scabrous sheaths striate covered with appressed 

 hairs ending in a small recurved callus with a few slender bristles at 

 the moutli. Ligule short truncate fimbriate. Panicle large branching 

 terminal Avith spicate branchlets bearing heads of many imperfect and 

 few fertile spikelets. Spikelets 1-1^ inch long compressed narrow 

 with 2-3 empty glumes, 6 to 8 fertile and 1-3 terminal imperfect 

 flowers, empty glumes ovate acute, flowering glume ovate acuminate, 

 palea as long or longer broad concave 2 keeled, keels ciliate. Anthers 

 blunt. Ovary ovate glabrous, style short. Stigmas 3 plumose. 

 Grain ovate. B. Blumeam, Schultes f. Syst. Veg. YII. 3. 1343. 

 Kunth. Enum. I. 431. Munro Trans. Linn. Soc. XXVI. 101. Gam- 

 ble I.e. 50. PI. 47. 



Pahang: Pekan (Ridley). Distrib. Malay Islands. This may 

 have been introduced into the neighbourhood of Pekan, but is possibly 

 wild. It is commonly known as Bulu Duri. 



2. B. Weayii, Stapf. Kew Bulletin 1893, 14. Graceful and 

 semi-scandent bamboo. Culms 40 to 60 feet tall 1 inch through at the 

 base very thin and weak, internodes yellow glabrous shining hollow, 

 the third or fourtli from the ground very long as much as 7 feet. 

 Culm-sheaths unknown. Leaves linear lanceolate 8 to 10 inches long 

 1 inch wide rounded at base or narrowed into a short petiole, apex 

 acuminate leaf sheaths pale glabrous striate ending in a shining 

 callus auricled with a few stiff hairs, ligule truncate short with long 

 stiff' hairs. Inflorescence a large panicle Avith clusters of spikelets at 

 the nodes or in short spicate branches. Spikelets in short spikes, 

 subtended with an oblong truncate bract and a short ciliate keeled 

 bractlet then 2 imperfect spikelets, and one fertile one. Empty glume 

 solitary ovate lanceolate acute glabrous except the ciliate edges. 

 Flowering glumes ovate lanceolate acute glabrous. Palea equal or 

 shorter 2 keeled rougli or ciliate on the keels bearing between the keels 

 the rachilla \ inch long terminal by an imperfect flower. Stamens. 

 Anthers glabrous blunt. Style very short with 3 long arms. Fruit 

 oblong with a short cylindric beak. Hooker Ic. PI. 2253. Fl. Brit. 

 Ind. YII. 394. Gamble. Ann. Bot. Gard Calc. Vol. VII. p. 49. PI. 46. 



