Plant Disease

2. Pht. Infestans, Massee, 1910, 124

3. Fig. 2. Woolly aphis, Schizoneura lanigera

4. Potato blight. Duggar,1909, 170

5. A leaf of Rosa canina Linn

6. Leaf-buds of Ribes nigrum Linn

7. Leaf-buds of Corylus Avellana Linn

8. Root of Brassica napus Linn

9. Leaves of Fraxinus excelsior Linn

10. Leaves of Salix fragilis Linn

11. Leaves of Juglans regia Linn

12. Terminal leaves of Veronica chamaedrys Linn

13. Leaves of Pyrus communis Linn

14. Leaves of Ulmus Montana Sm