Bamhusa."] CLXXin. GBAMiNEiE. {Bamlusece, Gamble.) 387 



auricled. Itifl. generally a large leafless panicle bearing heads on spiciform 

 branches, or of leafy panicles, or panicled spikes. 8pihelets 1- many-fld. ; 

 lower gls. 1-4, enipty or gemmiferons ; fl. gls. Ovate-lanceolate, nppermost 

 imperfect; palea 2-keeled. Lodicules 2-3, membranous, ciliate, rarely 0. 

 Stamens 6. Ovary oblong or obovate, tip hairy ; style long or short, 

 stigmas 2-3. Grain oblong or linear-oblong, furrowed on one side ; peri- 

 carp thin, adherent. — Species about 50, Eastern Asiatic, Malayan, and one 

 Australian. 



In ennmerating the nerves of the leaves the principal cues on each side of the 

 midrib alone are given. 



A. Species of which the flowers are known. 



Sect. I. Arborescent (except B. nana and affinis). Stem not spinous. 

 Spikelets cylindric, except B, Balcooa. Lodicules 3. 



* Spikelets in loose heads. 



t Stem-sheaths with a triangular reniform or cordate blade, auricles 

 large. 



§ Keels of palea more or less ciliate or toothed. 



1. B. Tulda, Boxb. Fl. Ind. ii. 193 ; leaves linear-oblong or -lanceolate, 

 spikelets 1-3 in. in interrupted clusters mixed with chaffy bracts usually 

 1-2 braeteolate 4-6-fld., lowest 3-4 gls. acute many-nerved usually gemmi- 

 parous, flg. gls. ^-1 in. ovate acute acuminate or mucronate, palea shorter 

 cymbitorm, anthers obtuse glabrous purple, ovary obovate-oblong. Munro 

 in Trans. Linn. Soc. xxvi. (1868) 91 ; Brand. JFor. Flor. 566 ; Kurz For. 

 FL. Burm. ii. 562 ; Oamhle Bami. Brit. Ind. 30, t. 29. B. Macala, Ham. em 

 Wall. Gat. n. 5026 A. B. trigyna, Boxb. mss. in Herb. Mus. Brit. 

 Dendrocalamus Tulda, Voigt Hort. Suburb. Galcutt. 718. — Bambusa, Wall. 

 Oat. n. 5026 A, 5027, 5030 B, 0. 



Bengal, Assam, the Noetheen Cikoaes, and Bdkma, wild and cult. 



Gregarious. Stems 20-70 ft., 2-4 in. diam. ; nodes not swollen ; internodes 

 1-2 ft., white-riuged below tbe nodes, walls ^-J in. thiols. Stem-sheaths 6-9 by 

 6-10 in; broad below, narrowed upwards, tip rounded or subtriangular, glabrous 

 hairy or white-powdered j blade bairy within, auricles long-fringed. Iieaves 6-10 

 by f-lj in., base usually ronnded, tip subulate twisted, beneath glaucescent and 

 pubernlous, pellucid glands faint, nerves 6-10 pairs ; petiole often hairy ; sheath 

 glabrous, ending in a smooth callus and oblong long-fringed auricle; ligule narrow, 

 obscure. Infl. variable, from an immense radical leafless panicle to a short leafy 

 panicle or spiciform branch; rachilla clavate, flattened, fragile; palea 5-7-nerved 

 between the keels, tip penicillate. Lodicules 3. — Flowers gregariously and in single 

 cluHips. 



2. B. nutans, Wall. Cat. n. 5081 ; stems solitary from a creeping 

 rhizome, leaves linear-lanceolate tessellate with pellucid glands, ligule 

 long obtuse hairy, spikelets in bracteate fascicles many empty or 

 gemmiparous, fertile few |-1 in., 2-3 lowest gls. neuter 3-7 fertile all 

 ovate acute mucronate many-nerved puberulous within, palea shorter 

 ovate flattened keels overlapping long ciliate, anther-tips long apiculate 

 or slightly penicillate, ovary subovoid. Munro in Trcms. Linn. Soc. xxvi. 

 (1868) 92; Brand. For. Flor. 567; Gamble Bomb. Brit. Ind. 32, t. 30. 

 B. orinita, Thorns, ex Munro I. c. 157. Bambusa Falconeri, Munro I. c. 

 95 in part. — Bambusa, Wall. Cat. n. 5030 A. 



c c 2 



