EXPLANATION OF THE PLATE. 

 Plate XXXVI. — Walking Leaf. Camptosorus rhizophyllus. i-ii. 

 Leaves and young plants in different stages of development, i, 2. Young 

 plants attached to prothalli. 9. Mature fertile proliferous leaf uncoiling at 

 tip. 10. Mature fertile proliferous leaf, v(fith young plant springing from tip 

 and extended auricles at base. 11. Mature fertile non-proliferous leaf. 12. 

 Section of fertile leaf, showing extended auricle, X 2J. 



