Cranberry fritillary (Boloria aquilonaris)
on lesser knapweed (Centaurea nigra), Germany, Baden-Württemberg,
Hinterzarten, NSG Hinterzartener Moor, 884 m, 04.07.2019,
© W. Stille CC BY-SA 4.0
Threat in Baden-Württemberg: endangered
Butterflies Weaver's fritillary →