erigeron annuus and coenonympha arcania

coenonympha environment nymphalidae wildflower asteraceae herbaceous sunflower botanical butterfly chamomile herbicide undefined honeybee fleabane biennial blooming erigeron prairie arcania blossom eastern natural outdoor flower meadow nature yellow annual annuus common floral growth herbal pearly season summer plant daisy petal aster bloom field flora fresh grass green heath herbs herb bush dark stem wild bee