''Chrysomyxa cassandrae'' is a

fungus A fungus ( : fungi or funguses) is any member of the group of eukaryotic organisms that includes microorganisms such as yeasts and molds, as well as the more familiar mushrooms. These organisms are classified as a kingdom, separately from th ...

that occurs throughout the North

Temperate Zone In geography, the temperate climates of Earth occur in the middle latitudes (23.5° to 66.5° N/S of Equator), which span between the tropics and the polar regions of Earth. These zones generally have wider temperature ranges throughout t ...

wherever ''

Chamaedaphne calyculata ''Chamaedaphne calyculata'', known commonly as leatherleaf or cassandra, is a perennial dwarf shrub in the plant family Ericaceae and the only species in the genus ''Chamaedaphne''. It is commonly seen in cold, acidic bogs and forms large, spread ...

'' occurs, independent of host alternation. Aecial hosts include white spruce (Crane 2001).Crane, P.E. 2001. Morphology, taxonomy, and nomenclature of the ''Chrysomyxa ledi'' complex and related rust fungi on spruce and Ericaceae in North America and Europe. Can. J. Bot. 79:957–982.

References

Fungal plant pathogens and diseases cassandrae {{basidiomycota-stub