Collection: | RMRS Archive Images |
Keywords: | forest pathology |
Organisms: |
pinyon pine mistletoe |
Location: | South Rim, Grand Canyon N.P.; AZ; United States |
Description: | Witches brooms on pinus edulis caused by mistletoe |
Date: | 6/1932 |
Collection: | RMRS Archive Images |
Keywords: |
broom study candidates forest pathology |
Organisms: |
ponderosa pine mistletoe |
Location: | Soldier Camp, Coronado N.F.; AZ; United States |
Description: | Mistletoe on ponderosa pine |
Date: | 6/1932 |
Collection: | RMRS Archive Images |
Keywords: | forest pathology |
Organisms: |
ponderosa pine mistletoe |
Location: | Santa Catalina Mts.; AZ; United States |
Description: | Arceuthobium vaginatum on pinus ponderosa |
Date: | 1932 |