branch of oregon grape with yellow flowers

branch oregon grape yellow flowers mahonia berberis aquifolium grapeholly hollygrape spiny pinnate leathery leaflets clusters hollyleaved nature green foliage greenery vegetation outdoors plant growth lush botany vibrant bright ornamental hedge twig leaf bud florescence inflorescence bloom flower blossom leafage raceme bush shrub sharp prickle glossy season spring perennial evergreen park garden