shepherd`s purse capsella bursa-pastoris on white

background bloom blooming blossom botany branch brassicaceae bursa bursapastoris capsella cruciferous cut flora floral flower food fresh fruit grass green health healthy herb herbaceous herbal herbarium invasive isolated leaf meadow medicinal medicine natural nature organic pastoris petal plant purse seed shepherd spring stem uncultivated vegetable vertical weed white wild wildflower