386 HISTORY OF GLANVILLE'S WOOTTON. 



1. Lecythea ruborum. Common on bramble leaves. 



2. L. caprsearum. Sallow Rust. Common on sallow 



leaves. 



3. L. rosse. Rose Rust. Abundant. 



1. Ustilago segetum. Corn Smut. Sometimes abun- 



dant on ears of wheat. 



2. U. hypodytes. Grass Smut. Sometimes abun- 



dant during the autumn. 



Alcidiacei. 



1. Alcidium leucospermum. White-spored Cluster 



Cups. Common on the leaves of the wood 

 anemone. 



2. A. ranunculacearum. Common on the leaves of the 



buttercup. 



3. A. urticse. Abundant on nettles. 



4. A. grossularise. Common on the leaves of goose- 



berries and currants. 



Hyphomycetes. 

 Mucedines. 



1. Penicillium crustaceum. Yeast Plant. 



1. Peronospora infestans. Potato Mould. Sometimes 



abundant. It is the cause of the potato 

 disease. 



2. P. parasitica. Cabbage Mould. Occasionally abun- 



dant. 



3. P. urticse. Common on nettles, 



