Scorzonera villosa subsp. callosa (Moris) Chater in Bot. J. Linn. Soc. 71: 270. 1976
Scorzonera villosa subsp. callosa in Bot. J. Linn. Soc. 71: 270. 1976
is new combination for Scorzonera callosa, Stirp. Sard. Elench. 1: 29. 1827
Scorzonera villosa subsp. callosa in Bot. J. Linn. Soc. 71: 270. 1976