
AILMENTS AND DISEASES 

through broken roots or abraded surfaces and rots the bulb. A white 
mycelium forms upon which black sporangia stand erect on the short 
hyphe. It 1s very destructive when once introduced. 
Sclerotina plorifera. Vhe white pond-lily and kindred species are 
subject to this fungus which forms orange-brown and yellow specks on 
the stems, leaves and buds, which spreads and causes an unsightly appear- 
ance. It also attacks the finer species of exotic and hybrid lilies and is 
often communicated to other aquatic plants. 
TREATMENT. The affected plants should be submerged for half an 
hourina I or 2 percent. solution of salicylic acid and afterwards thoroughly 
cleansed, and the affected spots painted with a 5 to 10 percent. salicylic acid 
‘solution. Badly diseased bulbs and plants should be at once destroyed by 
burning and the others cleaned and repotted. 
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