decomposing brown tree leaf on the concrete in autumn color photo.

leaf plant autumn branch winter nature rock flower geology asphalt forest decomposing brown concrete color leaf seasons autumnal decomposition autumnal colors leaves gold colorful outdoors vibrant park foliage yellow october deteriorating element floral rotten die flora biomass botany wood biology necromass november september dry rot outdoor organic winter fall decompose autumn season plant abstract textured old detail closeup texture natural nature brown surface tree background