eastern bluestar amsonia tabernaemontana var. salicifolia, bluish-white star-d flowers

plant flower wildflower grass meadow nature herb green prairie produce blossom shrub leaf lawn field grassland eastern bluestar amsonia tabernaemontana var salicifolia whitish-blue star-shaped flowers blue-white bluish-white blue dogbane willow woodland north american perennial family apocynaceae high resolution botanical inflorescence flora rarity cultivar variety hybrid endemic natural habitat