buttonbush - cephalanthus occidentalis

america american americana appalachain appalachia appalachian areas bloom blooming blooms blue booms bottomland branched butterflies buttonbush cephalanthus close closeup coarse deciduous fields flower flowers fragrant habit hairs heads horizontal low margins meadows occidentalis open plant plants pond ponds ridge river roads round rounded rubiaceae showy shrub soft states stem stemmed stems stream swamps thickets united upland usa vertical virginia wet wildflower wildflowers wiry woods