Ключевые слова: abaxial, argentine fleabane, asteraceae, asthma weed, belarus flora, black background, botanical illustration, botanical science, botany, closeup, compositae, conyza, conyza bonariensis, erigeron, erigeron bonariensis, flaxleaf fleabane, focus stacking, hairy fleabane, hairy horseweed, hispidulous, indumentum, lamina, leaf, leaf blade, leaf vein, macro, nature, oblanceolate, oblonglanceolate, petiolate, petiole, pinnatilobed, plants, serrate, strigose, venation, virtual herbarium, wavyleaf fleabane,