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UC IPM
Trunk canker from stalactiform rust,
Peridermium stalactiforme
=
Cronartium coleosporioides,
on pine tree.
Credit: USDA Forest Service, Northern and Intermountain Region, Bugwood.org
Trunk canker from stalactiform rust, Peridermium stalactiforme =Cronartium coleosporioides, on pine tree.