juglans mandshurica, the manchurian walnut tree. the tsytsin main moscow botanical garden of academy of sciences

academy arboretum beautiful beauty big botanic botanical branched branches bright butternut cinerea color crooked deciduous dendrarium environment foliage food fresh garden grass green growth juglans landscape large leaf leaves main manchurian mandshurica moscow natural nature old outdoor park plant ray russia sciences summer sunlight sunny tree trunk tsytsin vegetation walnut white wood