Knautia involucrata Sommier & Levier
      
no HD illustration available (m3)
1 576030 Knautia involucrata Sommier & Levier Dipsacaceae
V.L. Komarov (Komorov), Fl. URSS, vol. 24 : p. 17, t. 2, fig. 1 (1934-1964)