Any of several destructive diseases of pine trees caused by fungi of the genus Conartium, resulting in orange blisters on the bark and tips of branches.
- An invasive disease called blister rust has decimated whitebark pines in the Greater Yellowstone Ecosystem, and may well cause the trees to disappear altogether.
- The culprit, it turned out, was an alien fungus known as blister rust.
- Also, removing lower branches on white pines can prevent blister rust.
What do you find interesting about this word or phrase?
Comments that don't adhere to our Community Guidelines may be moderated or removed.