Centaurea nigrescens

Centaurea nigrescens Willd. Engl.: Tyrol knapweed. Deu.: Schwärzliche Flockenblume. Bot. syn.: Centaurea dubia Suter ssp. vochinensis (Bernh. ex Reichenb.) Hayek, Centaurea vochinensis Bernh. ex Reichenb.

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