224 



24. S. canaliculata, Carriere in Eev, Horr,, 1861, p. 449 (Fig. 



11). — Eootstock creeping, rather slender, |-^ in. thick, light 

 brown. Leaves solitary, or occasionally 2 together, sometimes. 



Fig. 11. 



S, canaliculata, Carriere. Plant ^ nat. size. A, section of leaf groT??tr 

 at Kew, nat. size. B, flower, nat. size. 



arising from the rhizome close together one before another, some- 

 times at intervals of |-2 in. apart; erect, usually slightly curv- 

 ing, firmly flexible (not at all rigid), nearly or quite smooth, 

 '-2i ft. long, cylindric or slightly compressed, with 5-6 shallow 

 ongitudinal grooves and rounded rib-like spaces between theni^ 

 D-11 lin. thick, of nearly the same diameter up to near the apex, 

 or slightly thicker along the middle part, shortly tapering near 

 the apex into a hard whitish acute point; dark green, without 

 markings. Flower-stem (in the only specimens seen), 2-3|- in. 

 ^^S\' 8~6 tbick at the base, bearing 2-3 small ovate acute 

 whitish-brown membranous sheaths on the low^er half and a spike- 



