habitat_substrate_rosa
rosa
deciduous trees: Alnus, Betula, Corylus, Crataegus, Fagus, Lonicera, Populus, Prunus (especially Prunus spinosa), Quercus, Ribes, Rosa, Sorbus, Spiraea, Viburnum; rarely conifers: Larix, Picea; also Rhododendron ferrugineum (high-mountain form); New Zealand hosts (16 species) including Nothofagus pumilio and Nothofagus dombeyi
Hymenochaete tabacina
Hydnoporia tabacina