PLATE 08 
Spurrous Horesounp (Marrubium peregrinum, L.) 
1. Surface view of the leaf epidermis. 2. View of the petal epidermis. 
3. Non-glandular multicellular branched hair from the stem, leaves, or flowers 
with a few of the lower branches broken. 4. Broken pieces and branches from 
the compound hairs scattered throughout the field. 5. Unicellular glandular 
hair with a two-celled stalk. 6. Under-surface view of an eight-celled gland- 
ular hair. 7. Side view of eight-celled glandular hair. 8. Long, pointed, 
unicellular, non-glandular hair from the corolla, the wall irregularly thickened 
near the apex. 9. Fibres. 10. Pollen grains. 11. Conducting cells of leaf. 
