alsike clover (trifolium hybridum). inflorescence closeup

belarus flora fabaceae leguminosae trifolium hybridum adaxial alsike clover alternate anthesis axillary black background botanical science botany closeup corolla cuneate leaflet base denticulate emarginate leaf apex emerging inflorescence flower focus stacking glabrous lamina blade vein macro nature obovate pedicel peduncle petal petiolate petiole plants pseudoterminal sessile stipule subulate trifoliate venation virtual herbarium papilionaceous banner vexillum standard wings alae keel