| Image |
Descriptor |
Description |
Photographer |
| 1442040 |
Sign |
showing aecia |
USDA Forest Service - Rocky Mountain Region Archive |
| 1241727 |
Sign |
Comandra blister rust sporulating on a young lodgepole stem. |
Brian Geils |
| 1241728 |
Sign |
Comandra blister rust sporulation causing rough bark. |
James Hoffman |
| 1467301 |
Sign |
aecia formed on canker |
USDA Forest Service - Ogden Archive |
| 1467302 |
Sign |
aecia on canker |
USDA Forest Service - Ogden Archive |
| 1467303 |
Sign |
|
USDA Forest Service - Ogden Archive |
| 1467304 |
Sign |
|
USDA Forest Service - Ogden Archive |
| 1501098 |
Sign |
|
Ed Cordell |
| 1501099 |
Sign |
Comandra blister rust; loblolly pine |
USDA Forest Service - Region 8 Archive |
| 1501101 |
Sign |
Comandra blister rust; shortleaf pine; Buffalo Road |
Paul H. Peacher |
| 1501102 |
Sign |
Comandra blister rust - fusiform rust comparison |
USDA Forest Service - Region 8 Archive |
| 2141066 |
Sign |
|
Brytten Steed |
| 2141067 |
Sign |
|
Brytten Steed |
| 1467307 |
Sign |
telia |
USDA Forest Service - Ogden Archive |
| 1467308 |
Sign |
germinating aeciospore |
USDA Forest Service - Ogden Archive |
| 2250096 |
Sign |
aecia |
USDA Forest Service Archive |
| 2250098 |
Sign |
telia on comandra plant |
Brian Geils |
| 5366983 |
Sign |
Comandra plant showing signs of comandra blister rust (Cronartium comandrae), which affects pines. |
William Jacobi |
| 5366984 |
Sign |
Comandra plant showing signs of comandra blister rust (Cronartium comandrae), which affects pines. |
William Jacobi |
| 5366985 |
Sign |
Comandra plant showing signs of comandra blister rust (Cronartium comandrae), which affects pines. |
William Jacobi |
| 5366986 |
Sign |
Signs of comandra rust (Cronartium comandrae) on the trunk of a pine. |
William Jacobi |
| 5366987 |
Sign |
Signs of comandra rust (Cronartium comandrae) on the trunk of a lodgepole pine. |
William Jacobi |
| 5366988 |
Sign |
Signs of comandra rust (Cronartium comandrae) on the limb of a lodgepole pine. |
William Jacobi |
| 5366989 |
Sign |
Signs of comandra rust (Cronartium comandrae), exposed by squirrels, under the bark of a lodgepole pine. |
William Jacobi |
| 3036002 |
Sign |
Aecial pustules on commandra rust on pine branch |
Robert L. Anderson |
| 5050007 |
Symptoms |
|
Joseph O'Brien |
| 5050008 |
Symptoms |
|
Joseph O'Brien |
| 5050009 |
Symptoms |
|
Joseph O'Brien |
| 5050010 |
Symptoms |
|
Joseph O'Brien |
| 0656050 |
Symptoms |
Typical spindle-shaped canker caused by Cronartium comandrae on the mains stem of a Pinus ponderosa seedling; the cracking and pitting of the bark on the swollen areas is caused by erupting aecia. |
W.G. Ziller |
| 5366990 |
Symptoms |
"Spike top" symptom of comandra rust (Cronartium comandrae) in a lodgepole pine. |
William Jacobi |
| 2250099 |
Symptoms |
canker on lodgepole pine |
Jane Taylor |
| 3035083 |
Symptoms |
Aecia of comandra rust on pine stem and brach |
Robert L. Anderson |
| 1473052 |
Symptoms |
bole canker with resinous and rodent chewing |
Rocky Mountain Research Station/Forest Pathology Archive |
| 1473091 |
Symptoms |
rust canker |
Rocky Mountain Research Station/Forest Pathology Archive |
| 1473092 |
Symptoms |
dying tree girdled by rust canker |
Rocky Mountain Research Station/Forest Pathology Archive |
| 1473094 |
Symptoms |
25' canker from comandera blister rust that has been feed upon by a porcupine |
Rocky Mountain Research Station/Forest Pathology Archive |
| 2141068 |
Symptoms |
sporulating blisters at base; resinosus likely due to canker as well as pitch mass borers |
Brytten Steed |
| 2141069 |
Symptoms |
sporulating canker at base of tree; resinosus likely due to rust infection as well as pitchmass borers |
Brytten Steed |
| 2250095 |
Symptoms |
infested stand |
USDA Forest Service Archive |
| 1467306 |
Symptoms |
infection on alternate host; note blue rhizomes |
USDA Forest Service - Ogden Archive |
| 1442038 |
Symptoms |
note absence of swelling |
USDA Forest Service - Rocky Mountain Region Archive |
| 1442039 |
Symptoms |
|
USDA Forest Service - Rocky Mountain Region Archive |
| 1442267 |
Symptoms |
|
USDA Forest Service - Rocky Mountain Region Archive |
| 1467003 |
Symptoms |
canker; July 2, 1965 |
USDA Forest Service - Ogden Archive |
| 1467008 |
Symptoms |
July 2, 1965 |
USDA Forest Service - Ogden Archive |
| 1467296 |
Symptoms |
constriction canker |
USDA Forest Service - Ogden Archive |
| 1467297 |
Symptoms |
|
USDA Forest Service - Ogden Archive |
| 1467298 |
Symptoms |
|
USDA Forest Service - Ogden Archive |
| 1467299 |
Symptoms |
|
USDA Forest Service - Ogden Archive |
| 1467300 |
Symptoms |
|
USDA Forest Service - Ogden Archive |
