autumn background bark birch black blue branches brown colors foliage forest green leaves sky tree walk white yellow broken dead decay decaying natural forest nature nobody noone old silent spring tranquil trees untouched woodland woods cloud fabaceae flower flowering plant kowhai native natural new zealand plant sophora twig city England english fall Great Britain London park plane Regent's Park space sunlight urban amber bank colour gold leaf shades Surrey tawny uk bedrock Betula cliff color formation landscape norway Plant community slope bush flowering flowers Leptospermum scoparium manuka myrtaceae Myrtle family shrub tea-tree bough branch fog grass Haze mist Nyberg ray scenery sun sunray sunshine abundance berries berry clusters fruits mountain ash orange profusion Rowan Sorbus bushes cactus desert dry earth ground hot land lonely plants rock rocks sand travel vacation