Synonyms
Thelocactus flavus Mosco & Zanov.
Torreycactus conothelos subsp. aurantiacus (Glass & R.A.Foster) Doweld
Torreycactus conothelos var. aurantiacus (Glass & R.A.Foster) Doweld
Thelocactus panarottoanus Halda
Thelocactus conothelos subsp. flavus (Mosco & Zanov.) Mosco & Zanov.
Thelocactus conothelos var. aurantiacus Glass & R.A.Foster