purple leaved cultivar of english oak (quercus robur) 'timuki' in summer with dark purple foliage

english oak glossy latvia quercus robur timuki black botanic garden botanical botany brown colours contrast dark deep environment flora foliage forest forestry greenish leaves nature tree ornamental outdoors park plant purpleleaved rare red summer sunny close-up purple leaved cultivar #39aph39#timuki#39aph39# shot season