Symptoms 



Tump. 



Foliage and Flower Stem. — ^Yellow or brownish 

 spots scattered over the foliage, which may be 

 malformed and crumpled in consequence. 

 Flowers also spotted and, if weather be damp, 

 quickly rotting, and covered with grey mould. 

 Black resting bodies among scale leaves at 

 neck of bulb or in soil. " Fire " or tuhp disease 

 due to Botrytis parasitica. Remove badly 

 diseased plants and destroy. Collect and bum 

 diseased foliage. Do not plant in infected 

 beds, and protect from cold winds and spring 

 frosts. 



TxTRKiP. Club-root. See Cabbage. 



Vekbascum. 



Foliage. — ^White powdery growth on surface 

 of leaves. Mildew due to Oidium sp. Dust 

 with flowers of sulphur. 



VlNCA. 



Foliage. — Dark chestnut heaped-up spots on 

 surface of leaves, which are usually narrowed 

 and yellower than normal. Rust due to 

 Puccinia Vincae. Dig up and destroy affected 

 plants, as fungus is perennial in the tissues. 

 Vine. 



Foliage. — Puckered and covered with whitish 



powder, subsequently spotted. Fruit whitish, 



afterwards marked with darker spots. Mildew, 



due to Oidium Tuckeri. Apply flowers of sul- 



100 



