40S JOURNAL, BOMBAY NATURAL HIST. SOCIETY, Vol. XXV. 



.-u-med with verticillate broad-based and smaller interposed spines. 

 Leaves smaller, with fewer pairs of leaflets ; leaflets 25-28 cm. 

 long and 6 cm. broad at moFt. 

 Habitat. — Sikkim, Himalayas. 



46. CALAMUS D0R1A£I, Becc. in Hook. f. Fl. Brit. Ind. VI, 456 ; 

 llec. Bot. Surv. Ind. 11, 211, Ann. Koy. Bot. Gard. Calc. XI, 111, 430, 



Description. — Apparently rather large and scan dent. Female 

 spadix with rigid, arched, partial inflorescences, which terminate in a 

 slender barely spinulous, tail-like appendix. Spikelets spreading, 

 callous at their axils, arched, zigzag, sinuous, up to 6 cm. long, 

 with 7-9 horizontal flowers on each side. Fruiting perianth de- 

 pressedly ventricose. Fruit elongate-ellipsoid, stoutly beaked, 22- 

 25 mm. long, 11-12 mm. broad. Scales in 21 series, narrowly 

 and deeply channelled. Seed oblong sub-cylindric, pitted ; albu- 

 men superficially ruminate ; embryo sub-basilar. 



Habitat. — Burma, Karin Gheccu mountains, 



47. CALAMUS POLIDESMUS, Becc. in Ann. Roy. Bot, Gard, Calc. 

 XI, 111,430. 



Description. — Scandent, apparently rather robust. Leaflets 

 distinctly grouped in fascicles of 2-3 on each side of the rhachis, 

 linear lanceolate, accuminate, 20-22- cm. long, 18-25 mm. broad, 

 sub-5- costulate, the costae quite smooth on both sufaces ; margins 

 spinulons-serrulate. Female spikelets spreading, callous at their 

 axils, aboiit 10 cm. long with 9 distichous flowers on each side. 

 Fruiting perianth cylindric. 



Habitat. — Central Burma. 



Fruit. — In March. 



48. CALAMUS KHASIANUS, Becc. in Ann. Roy, Bot. Gard. Calc. 

 XI, 111, 431. 



Description. — High scandent and very robust. Sheathed stem 

 5 cm. in diameter, naked canes 2^-3 cm,, the internodes about 25 

 cm. long. Leaf-sheaths armed with very large laminar spines. 

 Leaves yqvj large ; petiole very short. Leaflets numerous, 2-4 

 approximate on each side of the rhachis, with long vacant spaces 

 interposed, lanceolate ensiform, 40-50 cm. long, 2^-3^ cm. broad, 

 3-5-costulate, the costee almost smooth on both surfaces or sparing- 

 ly spinulous above ; margins spinulous. Female spadix difl'use. 

 l*2-l-5 m. long, with many partial inflorescences, which are arched 

 and spreading with distinct callus at their axils. Spikelets zigzag 

 sinuous, up to 20 cm, long, with 15-16 flowers on each side; spa- 

 thels asymmetrically infundibuliform. Fruiting perianth cylindric. 

 Fruit almost sphoeric, 26-27 mm. long. Scales in 18 series, deeply 

 channelled. Seed globular, coarsely pitted ; albumen superficially 

 ruminate ; embryo basal. 



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