> 7 AM 
Cross-SECTION oF RuIzoMe or RUELLIA ciLiosa, Pursh. 
I. Epidermis. 2. Cystolith. 3. Stone cell. 4. Cortical parenchyma. 
5. Bast fibres. 6. Pericycle. 7. Xylem. 8. Pith. 
