Any rust fungus of the genus Chrysomyxa that occur in boreal forests and cause yellowing of needles in conifers.
Any rust fungus of the genus Chrysomyxa that occur in boreal forests and cause yellowing of needles in conifers.
Any rust fungus of the genus Chrysomyxa that occur in boreal forests and cause yellowing of needles in conifers.
Any rust fungus of the genus Chrysomyxa that occur in boreal forests and cause yellowing of needles in conifers.
Any rust fungus of the genus Chrysomyxa that occur in boreal forests and cause yellowing of needles in conifers.