verbena hastata american vervain, blue vervain, simpler`s joy or swamp verbena. a flowering plant in the vervain family,

american blooming blossom blue botanical botany bright colorful countryside day detail ecology ecosystem family farmland field flora floral flower flowering flowers garden gardening grassland green hastata herb hive homeopathic joy landscape lawn meadow native natural nature outdoors park perennials petal petals plant pollination prairie purple sanctuary simplers spring summer sunny swamp verbena verbenaceae vervain violet wild wildflower wildlife