Ключевые слова: alder, alnus glutinosa, background, beauty, betulaceae, black alder, blooming, blossom, botanical, botany, branch, bright, brown, close up, common alder, deciduous tree, dyeing plant, environment, european alder, flora, flower, folk medicine, fresh, fruit, in bloom, inflorescence, landscape, natures, outdoor, paper manufacture, plant, pollen allergy, public park, season, smoked foods, tanning, tree, winter, wood, yellow,