Selected images for western gall rust (Endocronartium harknessii )
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1442046 western gall rust Endocronartium harknessii Symptoms USDA Forest Service - Region 2 - Rocky Mountain Region Archive |
2251002 western gall rust Endocronartium harknessii Symptoms William M. Ciesla |
2652005 western gall rust Endocronartium harknessii Sign Paul E. Hennon |
1210058 western gall rust Endocronartium harknessii Sign Dave Powell |
1442045 western gall rust Endocronartium harknessii Symptoms USDA Forest Service - Region 2 - Rocky Mountain Region Archive |
