熊果
Shrubs often associated with paper birch in the eastern part of its range include beaked hazel ("Corylus cornuta"), common bearberry ("Arctostaphylos uva-ursi"), dwarf bush-honeysuckle ("Diervilla lonicera"), wintergreen ("Gaultheria procumbens"), wild sarsaparilla ("Aralia nudicaulis"), blueberries ("Vaccinium spp."), raspberries and blackberries ("Rubus spp."), elderberry ("Sambucus spp."), and hobblebush ("Viburnum alnifolium").