372 Bancroft.—Researches on the Life-history of Parasitic Fungi. 
Fig. 2. A diseased leaf of Catalpa bignonioides , showing the effects of the disease caused by the 
form Hormodendron. 
Fig 3 a. A conidium of Cladosporium which has germinated, and is producing conidia of 
Hormodendron . 
Fig- 3 b. Another conidium of Cladosporium giving rise to Hormodendron after germination. 
Fig. 4. Production of conidia of Hormodendro 7 i from a conidiophore of Cladosporium in a 
‘ hanging-drop \ 
Fig. 5. Early stages in the germination of conidia of Hormodendron. 
Fig. 6. Hyphae of the mycelium of Hor 77 iodendron producing conidia in a culture in nutrient 
gelatine. 
Fig. 7. Later production of conidia of Cladosporiu 77 i from the same mycelium as in Fig. 6. 
Fig. 8. Germination of a conidium of Cladosporium in a culture in nutrient gelatine with 
formation of conidia of Cladosporiu 77 i. 
Fig. 9 a. Production of conidia of Cladosporium by a conidium of the same form which has 
germinated at a low temperature. 
Fig. 9 b. The same as in Fig. 9 a. 
Fig. 10. Germination of a microsclerotium. 
Fig. 11. A conidium produced by a microsclerotium giving rise to conidia of Hormodendro 7 i 
after germination. 
Fig. 2 natural size; Fig. 10 magnified x 400; the others magnified x 600 (about). 
