Calamus.'] PalmecB. 333. 



dioecious, very long^, filiform, decompound, beset with small 

 hooked spines, flg. branches about 18, 1-5 in. long; spikes 

 very slender, male fl. rather distant, about | in. long; cal. 

 urceolate, 5-toothed; pet. twice as long, oblong, acute, bases 

 connate; fil. rather long; fern. fl. : — pet. hardly longer than the 

 cal.; ov. oblong, seated in a 6-toothed cup; fr. (immature?) 

 subglobose, \ in. diam., beak conical, not long, scales about 

 8 in a vertical series, ochraceous, with a very dark brown 

 border, centre not channelled. 



Moist country below 1000 ft.; rather rare. Galle ; Hiniduma;- 

 Pasdun Korale. Fl. Dec-May. 

 Endemic. 



6. C. radiatus, Thw. Enum. 431 (1864). Kukula-wel, 6". 



C. P. 3805. 



Fl. B. Ind. vi. 442. 



Stem very slender, scandent ; sheaths flagelliferous, densely 

 armed with short acicular spines which are free or are connate 

 below in transverse ridges mixed with long bristles, upper 

 transversely rugose; 1. radiately 6-8-foliolate; petiole 2-4 in., 

 and rhachis rather slender, bearing small scattered recurved 

 spines; leaflets 8-12 by | in., linear, acuminate, thin, 3-veined, 

 midrib beneath and margins quite smooth ; spathes few, very 

 long, clavately funnel-shaped, cuspidate ; spadix polygamo- 

 dioecious, very long, slender, decompound, armed with small 

 recurved spines, primary branches 2-6, 2-3 ft. long, spikes 

 \-% in., rather distant, reflexed, 3-15 fld., naked; spathels 

 and spathellules cup-shaped; male fl. : — cal. short, cylindric, 

 striate ; pet. much longer, connate below in a short tube; fil. 

 conical, tip subulate, straight, pistillode oblong, 3-fid ; fem. 

 fl. iV in. long ; cal. cupular, lobes broad, acute, striate, pet. 

 short, acute, striate ; fr. seated on the slightly enlarged 

 perianth, globose, \ in. diam., shortly beaked, scales about 8 

 in a vertical series, broadly triangular, dull yellow with 

 narrow red-brown entire margins, and an obscure median 

 channel ; endosperm ruminate, embryo basilar. 



Moist low country below icoo ft. ; rather common. Hiniduma ; 

 Hewesse; Kalutara. Fl. Feb.; March. 

 Endemic. 



7. C. pachystemonus, Thw. Enum. 431 (in part) (1864). 

 C. P. 2334 (partly). 



Fl. B. Ind. vi. 442. 



Stem slender, scandent; sheaths sparingly tubercled and 

 armed with small flattened pale spines; 1. 1-2 ft., pinnate, 

 upper bifoliolate, petiole short, slender, and rhachis armed 

 with solitary, stout, recurved spines, rhachis about ^-j in. 



