PLATE 35 
an 
— w DN 
Sz 
Cross-SECTIONS OF ENDODERMAL CELLS OF 
1. Sarsaparilla root (Smilax officinalis, Kunth) . 
2. Triticum (Agropyron repens, L.). 
3. Convallaria (Convallaria majalis, L.) 
4. Aletris (Aletris farinosa, L.). 
