Porous and Non-Striated Bast Fibres 



1. Sarsaparilla root (Hypoderm), {Smilax officinalis, Kunth). 



2. Unicorn root (Endoderm). 



3. Marshmallow root (Althcea officinalis, L.). 



4. Echinacea root (Echinacea angustifolia, D. C). 



