warted spindle (euonymus verrucosus). wintering twig closeup

celastraceae euonymus brachyblast bud scale leaf scar buds short shoot spur subopposite terminal tubercle twig wart verrucosus warted spindle verrucosus wintering closeup virtual herbarium belarus flora: focus-stacked closeups wild cultivated plants including flowers leaves fruits intended illustrations botanical manuals