Oligolectic: Centaurea (Asteraceae), predominantly foraging from Centaurea and Carduus (Friese 1926; Pesenko in Banaszak, 1995)
Oligolectic: Centaurea (Asteraceae), predominantly foraging from Centaurea and Carduus (Friese 1926; Pesenko in Banaszak, 1995)
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