MOULD FUNGI 



Straight appressoria, which hook together by their curved extremities, 

 thus giving additional protection to the zygospore. Sporodinia grandis, 

 the single species of another genus, lives on large fleshy fungi of the 



Fig. 32. 



-Sporangia of i, Thamnidium elegans; 2, 3, 4, Thamnidium chcelodadioides ; 

 5, Chalocladium Jonesii. (After Brefeld.) 



families (Fig. 28) Agaricace^, Boletace^, Clavariace^ and Hy- 

 DNACE^. Its sporangiophores i to 3 cm. high are finally brown in color 

 and dichotomously branched. The .sporangia are spheric with a deli- 



