Psacaliopsis macdonaldii (B.L. Turner) C. Jeffrey Psacaliopsis macdonaldii (B.L. Turner) C. Jeffrey, Kew Bull. 47(1). 1992 sec. Villaseñor & al. 2005≡Senecio macdonaldii B.L. Turner, Phytologia. 69(5). 1990 syn. sec. Villaseñor & al. 2005