Ключевые слова: awn, belarus flora, black background, botanical illustration, botanical science, botany, caryophyllaceae, closeup, connate, entire, focus stacking, illecebraceae, lamina, leaf, leaf blade, linear, macro, nature, opposite, plants, red sandspurry, spergularia, spergularia rubra, stipule, virtual herbarium, virtual herbariumbelarus flora,