fan-leaved hawthorn (crataegus flabellata). leaf and stipule closeup

belarus flora crataegus flabellata rosaceae adaxial black background blade botanical science botany closeup cuneate leaf base fanleaved hawthorn fanleaf focus stacking gland glandular lamina side lobate macro nature petiole plants sinus stalk virtual herbarium phyllotaxy stipule fan-leaved flabellata flora: focus-stacked closeups wild cultivated including flowers leaves fruits intended illustrations manuals