— 267 - 



P. zosterifolius Sebum. P. acutifolius Lk. 



- oxyphyllus Miq. - polygonus Cham. 



- ochreatus Raoul. 



Fig. 5. P. zosterifolius (c. 12:1); A, the uppermost part of a general leaf; 

 run, sn, sn 2 , tn, vascular bundles; s, bast bundles; rs, bast bundle^along the 

 edge. — B, the uppermost part of a leaf of a propagating winter bud. 



15. P. pectinatus -group. Leaves all linear, submerged, with 

 sheath, with 1 — 5 nerves of vascular bundles, without interjacent 



