Sonchus bourgeaui Sch.Bip.
      
no HD illustration available (m3)
2 960414 Sonchus bourgeaui Sch.Bip. Compositae
P.B. Webb, S. Berthelot, Hist. Nat. Iles Canaries, vol. 2(2): : p. 446, t. 136B (1836) [Thiolat]