90 ANNALS OF THE ROYAL BOTANIC GARDEN, CALCUTTA. 
subscorpioid, with few slightly assurgent or not perfectly flatly bifarious flowers: 
involuerophorum and involucre flat, discoid, almost horizontally subtended by their 
own spathei. Fruit spherical, mammillate, about 12 mm. in diam, 
Lower Cochin-China. 
79. C. Rotang L.—Scandent. Sheathed stem 8-16 mm. in diam.  Leaf-sheaths 
more or less armed with broad-based, straight, subulate spines. eaves 40-80 cm. 
ong; petiole very short or almost 0. Leaflets numerous, equi- or sub-equidistant, 
narrowly : or sublinear-lanceolate, unicostate, the costa bristly beneath, usually provided 
above with 1 or 2 robust spinules near its base and a few subspinous bristles on the 
remainder, Male spadiz elongate, ultradecompound; spikelets subscorpioid, short, 12-25 
mm. long at most, with 5-12 approximate flowers on each side. Male flowers 
subtrigonous-ovate, acute; the corolla. divided almost to the base into 3 segments. 
Female spadiz flagelliform; partial inflorescences 15-20 cm. long at most, and with 
5-8 spikelets on each side, the upper ones shorter; spikelets strongly arcuate, 3-5 cm. 
long, with the neuter flower divaricate. Fruiting perianth pedicelliform. Fruit globose, 
12-13 mm. broad, 13-15 mm. long, minutely apiculate. Scales in 21 series, faintly 
channelled along the middle. Seed flattened or sublenticular. 
Ceylon and Lower India. 
80. C. Walkerii Hance.—Apparently scandent and of moderate size. Leaves 
petiolate. Leaflets very numerous, equidistant, 22-24 mm. apart, ensiform, rather large, 
with 3 costz, which are acute and bristly above and usually naked beneath; rachis 
armed beneath along the centre with black-tipped deflexed sometimes even 2 cm. long 
spines. Female spadix decompound, prolonged into a long clawed flagellum; primary 
spathes tubular, closely sheathing; partial inflorescences few, rather compact, pyramidal 
the largest about 20 cm. long, with 18-20 approximate very regularly set and ipdedily 
shortening spikelets on each side; spikelets filiform, slightly arcuate, 6—7 cm. long at 
most, with 15-16 distichous flowers on each side. Fruit small, ovoid, apiculate 
12 mm. long. Scales in 18 series, not channelled along the middle. Seed flattened. 
Hong-Kong. : 
87. C. Faberii Becc.—Apparently scandent and of moderate size, Leaflets very 
numerous, equidistant, rather approximate, linear-lanceolate, 3-costate, on the upper 
surface the 3 coste, underneath only the central one, bristly; rachis armed (at least 
near the summit) with short solitary approximate claws. Female spadiz elongate- 
flagelliform, clawed in its attenuated parts; primary spathes elongate, tubular, closel 
sheathing; partial inflorescences remote, rather many, pyramidal, 18-20 em. Ts aii 
about 10 spikelets on each side; these speedily decreasing in length, the iex ones 
5-6 em. long with 12-13 flowers on each side; the uppermost very few-flowered 
Fruiting pertanth shortly pedicelliform ; the corolla almost twice as long as the cal 
Fruit (immaturej ovoid, small. . | SS 
S. China. 
82. C. tonkinensis Bece.—Not scandent, bushy. Leafrachis armed beneath with 
straight not hooked deflexed spines. Leaflets numerous, equidistant,. 2-5 em apart 
narrowly ensiform, the intermediate ones 30-32 cm. long, 18-19 mm Broad vay 
. XJ 
distinctly 3- ard sometimes sub-5-costate; the mid-costa naked on both surfaces, one 
