BECCARI. MONOGRAPH OF THE GENUS CALAMUS. 97 
alternstely distichous distant flowers on each side, Fruit spheric, 16-18 mm. in 
diam. Scales in 18-24 series, superficially channelled along the middle, light-yellowish 
with a narrow darker intramarginal line. Seed globular, deeply pitted; albumen 
deeply ruminate; embryo basal. . 
Malayan Peninsula. Borneo, Sumatra. 
706, C. marginatus Mart.—Scandent. Sheathed stem 20-25 mm. in diam. Leaf- 
sheaths flagelliferous, opened a long way down on the ventral side at the mouth, armed 
With rather large solitary or confluent spines which leave a distinct impression of their 
outline, Leaves elongate; the petiole rather long, smooth beneath, narrowly channelled 
above, Leaflets very numerous, rather closely equidistant, shining above, linear-ensiform, 
the largest 25-26 cm. long, 13-15 mm. broad, 3-costate, the 3 coste naked 
above and finely densely spinulous beneath; the margins thickened and finely scabrid 
on the lower surface. | 
Borneo. 
107. C. ciliaris Bl,—Very slender. Leaf-sheaths and spadices hairy scabrid in 
every part. Leaves very delicate, 35-70 cm. long. Leaflets very numerous, very 
closely and regularly set, very small, 7-10 cm. long, 5-8 mm. broad, very narrowly 
linear, with conspicuously hairy ciliate margins. Fruit roundish, 10-12 mm. in diam. 
Java, 
108. C. exilis Griff—Slender or very slender. Leaf-sheaths, spathes and spathels 
very scabrid. Leaves 0'6-1-9 m. long. Leaflets. rather numerous, 15-25 cm. long, 
8-14 mm. broad, equidistant, more or less covered with long hairs on both surfaces 
and at the margins. Fruit narrowly ellipsoid or ovoid elliptic, varying from 15-16 
mm. in length and 8 mm. in width to 22 mm. by 7 mm. Seed linear-oblong, acute 
at both ends. 
The Malayan Peninsula. 
709. (C. hispidulus Becc.— Rather slender. Leaf-sheaths densely covered with 
fulvous hairs when young, ultimately scabrid. Spathes and spathels scabrid. Leaves 
about 50 cm, long. Leaflets not very numerous, equidistant, linear-lanceolate, 18-20 
cm. long, 10-15 mm. broad; these with very numerous spinuliferous nervelets on 
both surfaces; the margins conspicuously remotely and adpreasedly hairy. Fruit 
elongate-ellipsoid, 2 em. long, 8-11 mm. broad. 
Borneo, 
110. C. pilosellus Bece.—Slender. Leaf-sheaths almost unarmed, not scabrid. 
Leaves about 60 cm. long. Leaflets numerous, approximate, equidistant, lanceolate, 
about 10 cm. long, 10-11 mm. broad, with the mid-costa and 2-3 secondary nerves 
on each side of it furnished with long bristles above, and with very numerous 
hairy-spinulous nervelets beneath; the margins with long spreading hairs. 
Borneo. 
111, C. sarawakensis Becc. Slender.  Leaf-sheaths armed with a few ‘scattered 
straight horizontal spines, not scabrid. Leaves 60-65 cm. long. Leaflets few, -rather 
remotely inequidistant, linear-lanceolate, 20-22 cm. long, 15-16 mm. broad with 5-7 
Ann. Roy. Bor, Garp. Oatcurra Vor. XI. 
