habitat_substrate_pinus
pinus
Pinus banksiana, P. contorta, P. coulteri, P. densiflora, P. echinata, P. jeffreyi, P. mugo, P. muricata, P. nigra, P. pinaster, P. ponderosa, P. pungens, P. radiata, P. resinosa, P. rigida, P. sylvestris, P. tabulaeformis, P. tueda, P. virginiana, Comptonia peregrina, C. asplenifolia, Myrica gale (M. carolinensis and M. corifera have been successfully inoculated)
Peridermium comptoniae
Cronartium comptoniae