Pleciocomiopsis.] CLVi. palmace^. 65 
Petioles of upper leaves long; male flowers 
narrow clavate . . . . . . (2) P. Wrayi 
Petioles of upper leaves long; male flowers 
ovate acute.(3} P- diibius 
Stems with long flat spines in serai-circles. 
Leaflets broad, lanceolate, in threes, 3 in. wide . {4) P. annulatus 
Leaflets linear-lanceolate, i in, wide, edges thorny (5) P. ferox 
Scales quite irregular minute, fruit green . . (6) P, Scortechinii 
(1) P. geminiflorus Becc. in Hook, fd, F.B.I. vi. 479; Ann. 
Bot. Card. Calc. xii. 48; pis. 30, 31. Calamus geminiflorus Griff. 
Palms of Brit. Ind. 70, i. 199A. Calamus turbinatus Ridl. Mat, 
ii. 212. 
Gigantic rattan 60 ft. long or more, -2 in. through. Leaf- 
sheaths pale (when dry), sprinkled all over with short conic acute 
spines; petioles i in. thick in lower leaves; leaflets numerous, 
equidistant, lanceolate acuminate, i ft. long, 1-5 in. wide, with a 
yellow pulvinus at base, terminal ones reduced to sheaths with very 
narrow leaflets; flagellum 6 in. long or more. Male spadix nearly 
2 ft. long with very numerous flexuous branches, 8 in. long or more. 
Spathels tubular infundibuliform, mouth truncate and ciliatc. 
Spikes recurved zigzag, i in. long; flowers secund of 5 to 7 flowers 
in two rows. Flowers globose-ovoid. Calyx broadly 3-toothed. 
Petals ovate-elliptic acute. Stamens 6. Female panicle large 
spreading. Flowers broadly ovoid, blunt trigonous, 2 to 4 together 
in a spikelet. Fruit obturbinate, base narrowed, cinnamon brown, 
scales subtriangular, acute, edges lacerate, i in. through. Hab. 
F'orests. Malacca (Griffith), Negri Sembilan, Kwala Pilah 
(Ridley). Perak, Gunong Tambak Batak (Scortechini). Distrih. 
Sumatra, Tenasscrim. Native names: Rotan Relang; Rotan 
Rahilang. 
(2) P. Wrayi Becc. in Hook, fd, F.B,I. vi. 180. 
Rattan 30 to 80 ft. long, -5 in. through. Leaves 6 to 10 ft. long, 
sheaths very sparsely prickly with short sharp conical spines, mouth 
horizontally truncate, no ligule; petioles flattened above with distant 
short acute conic thorns on edge and base, about 7 in. long; leaflets 
equidistant, very narrowly lanceolate, narrowing to both ends, 
9 in. long, *4 in. wide; Male spadix a large terminal panicle over 
I ft. long; peduncle 6 in. long; spathels -25 in. long, tubular infundi¬ 
buliform, mouth horizontally truncate; spikelets scorpioid, -i in. 
long, with 7 or 8 flowers in each row; flowers terete blunt apiculate, 
very small in pubescent spathellules. Calyx urceolate campanulate, 
shortly broadly 3-toothed, Corolla twice as long, solid below with 
3 semi-oval acute lobes. Female spadix smaller than male with 
fewer stouter branches, 5 to 7 in. long. Spikelets reduced to i pair 
of flowers to each spathellule, 8 to 10 spikelets on a brand 1. Flowers 
narrow ovoid-elliptic, conical above. Calyx thick, cupular-cam- 
panulate, broadly 3-lobed. Corolla nearly twice as long, woody, 
tubular, ventricose. Fruit globular turbinate, shortly conic- 
F 1 .M.P., 5 
