wrinkled giant hyssop (agastache rugosa). leaf closeup

agastache rugosa belarus flora chinese patchouli indian mint korean labiatae lamiaceae lophanthus rugosus acuminate leaf apex adaxial black background botanical science botany closeup cordate base focus stacking indumentum lamina lanceolate blade vein macro nature oblong ovate petiole plants purple giant hyssop stem subglabrous venation virtual herbarium wrinkled gyant serrate margin