Sonchus heterophyllus (Boulos) U. Reifenb. & A. Reifenb. in Feddes Repert. 107: 312. 1996
Sonchus heterophyllus in Feddes Repert. 107: 312. 1996
is new combination for Taeckholmia heterophylla in Bot. Not. 120: 104. 1967
Sonchus heterophyllus in Feddes Repert. 107: 312. 1996