Hiker's Guide to the Trees, Shrubs, and Woody Vines of Ricketts Glen State Park (PA)

Hiker's Guide to the Trees, Shrubs,
and Woody Vines of Ricketts Glen State Park - Third Edition (Web Version)
Woolly Beech Scale (Cryptococcus fagisuga),
Part of the Beech Bark Disease Complex
(with the fungus Nectria coccinea var. faginata)
(Homoptera: Eriococcidae)

Reference: Morris, A.B., R.L. Small, and M.B. Cruzan. 2002. Investigating the relationship between Cryptococcus fagisuga and Fagus grandifolia in Great Smoky Mountains National Park. Southeastern Naturalist 1:415-424.

Updated 10 March 2007.