macro photography of a flower -viola arvensis

achene anther arvensis auvergnerhônealpes botanist botany branched calicle caliculate calyx cantal carpel church close color corolla crown department europe flora floral flower fragrant france keel lanceolate leaf leaflets lobe macro nature pedicel peduncle petal photography pistil plant pod scent seed sepal spike stamen stem stipule sylvestris thorn viola white whorl wild