102 ANNALS OF THE ROYAL BOTANIC GARDEN, CALCUTTA. 
130. C. insignis Griff.—Slender, probably scandent. Sheathed stem 8-18 mm. in 
diam. Leaf-sheaths yellowish like the other parts of the plant, armed with 1-8 mm. 
long, semiconie, horizontal or slightly deflexed  black-tipped prickles. Leaves not 
cirriferous, ‘4-1 m. long; petiole 10-25 cm. long. Leaflets very few, those of the 
terminal pair connate about midway up, firm, subpergamentaceous, ovate or obovate- 
oblong, concave-convex, quite glabrous on both surfaces, unicostate and with 6-8 
slender nerves on each side of the mid-costa; transverse veinlets very sharp and 
continuous across the blade; margins quite smooth. 
The Malayan Peninsula. : 
137. C. ornatus Bl.—High scandent and very robust.  Sheathed stem 4-7 cm. 
in diam.  Leaf-sheath flagella up to 10 m. in length. Leaves very large, as much 
as 4 m. long with diminutive leaflets at their summit. Leaflets numerous, equi- 
distant, very large, 50-60 up to 80 em. long, 5-9 em. broad, elongate-lanceolate, 
9-costate. Male and female spadices very long, with a long robust and strongly 
clawed flagellum at their summit. Male spikelets 5-8 cm. long with 18-17 flatly 
bifarious flowers on each side; spathels concave, broadly bracteiform. Female spikelets 
thick and rigid, 10-18 em. long with 10-20 flowers on each side. Fruiting perianth 
distinctly pedicelliform. Fruit large, 3-3°5 em. long, sub-obovate-ellipsoid, ‘shortly 
conically beaked, Scales in 15 series, deeply channelled. Seed irregular, angular ; 
albumen equable; embryo basal. 
C. ornatus var. javanicus Becc, (Forma typica) Leaf-sheaths almost unarmed. 
Leaves of the upper part of the plant with distinctly 5-costate leaflets; 3 coste 
spinulous above. Frust-scales spadiceous. 
Java. 
C. ornatus var. horridus Bece.—Leaf-sheaths powerfully armed with 
laminar spines 2-3 em. long, confluent and disposed in transverse rows. 
The Malayan Peninsula. | 
strong . 
C. ornatus var. sumatranus Becc.—Leaf-sheaths very strongly armed with non- 
confluent, obliquely  seriate, robust, laminar spines. Fruif-seales almost black. Seed 
suborbicular, 
C. ornatus var. philippinensis Becc.—Fruit ellipsoid, 3:5 em. 
broad. Scales reddish-brown. Seed oblong, obscurely 4-angular. 
The Philippines. 
C. ornatus var. mitis Becc.—Leaj-sheaths with a fe 
near the mouth, smooth elsewhere. 
Borneo. 
long, 2:3 mm. 
w large broad laminar spines 
132. C. Scipionum Lour.—Scandent. Sheathed stem 3-6 cm. in diam. Leaf-sheaths 
very elongate, almost woody, sparingly armed with laminar spines. Leaf-sheath flagella, 
4-5 m. long. Leaves large, about 2 m. long, not cirriferous. Leaflets 20-30 on each 
side of the rachis, equidistant, elongate-lanceolate or lanceolate-ensiform, 3- 5-costulate, 
up to 50-60 em. long, 5-5:5 cm. broad, the upper ones much reduced in size ; 
margins smooth. Male and female spadices as much as 6-7 m. long. Female partial 
inflorescences very long, up to :8-Ll'8 m. long, with 153-20 distichous spikelets on 
each side; spikelets with a distinct axillary callus, vermieular, up to 15-18 em. long, 
