Ключевые слова: aspen, aspren, background, blossom, botany, branch, bud, buds, closeup, common aspen, copy space, cottonwood, dioecious, ecology, environment, european, female, focus, forest, inflorescences, natural, nature, outdoor, park, plant, populus, populus tremula, spring, springtime, tree, tremula, twig, vertical, wood,