elmleaf blackberry fruits

elmleaf blackberry fruits thornless wild rubus ulmifolius rosaceae europe italy umbria terni shrub bush thorny thorns leaves growing growth palmately leaflets green compound drupe dark purple black berries plant vegetable summer daylight morning sunlight branches ripe unripe red botany botanical flora floral environment outdoor outside edible sweet marmalade jam recipes cuisine seeds racemes perennial inflorescence woodland uncultivated