Thelocactus conothelos var. argenteus Glass & R.A.Foster variety synonym

Thelocactus conothelos var. aurantiacus Glass & R.A.Foster variety synonym

Gymnocactus saussieri (F.A.C.Weber) Backeb. species synonym

Gymnocactus conothelos (Regel & E.Klein bis) Backeb. species synonym

Gymnocactus beguinii var. smithii (Muehlenpf.) Backeb. variety synonym

Torreycactus conothelos var. aurantiacus (Glass & R.A.Foster) Doweld variety synonym

Torreycactus conothelos var. argenteus (Glass & R.A.Foster) Doweld variety synonym

Torreycactus conothelos (Regel & E.Klein bis) Doweld species synonym

Thelocactus saussieri (F.A.C.Weber) A.Berger species synonym

Thelocactus conothelos subsp. conothelos subspecies accepted

Neolloydia smithii (Muehlenpf.) Kladiwa & Fittkau species synonym

Pediocactus smithii (Muehlenpf.) Halda species synonym

Echinocactus conothelos Regel & E.Klein bis species synonym

Torreycactus conothelos subsp. garciae (Glass & Mend.-Garc.) Doweld subspecies synonym

Torreycactus conothelos subsp. aurantiacus (Glass & R.A.Foster) Doweld subspecies synonym

Torreycactus conothelos subsp. argenteus (Glass & R.A.Foster) Doweld subspecies synonym

Torreycactus conothele subsp. garciae (Glass & Mend.-Garc.) Doweld, 2000 subspecies synonym

Thelocactus smithii (Muehlenpf.) Borg species synonym

Thelocactus saussieri var. longispinus Y.Itô variety synonym

Thelocactus panarottoanus Halda species synonym

Thelocactus garciae Glass & Mend.-Garc. species synonym

Thelocactus flavus Mosco & Zanov. species synonym

Thelocactus conothelos var. sniceri Halda & Sladk. variety synonym

Thelocactus conothelos subsp. garciae (Glass) Mosco & Zanov. subspecies accepted

Thelocactus conothelos subsp. flavus (Mosco & Zanov.) Mosco & Zanov. subspecies synonym

Thelocactus conothelos subsp. aurantiacus (Glass & R.A.Foster) C.E.Glass subspecies accepted

Thelocactus conothelos subsp. argenteus (Glass & R.A.Foster) Glass subspecies accepted

Thelocactus conothele subsp. garciae (Glass & Mend.-Garc.) Mosco & Zanov., 2000 subspecies synonym

Echinocactus smithii Muehlenpf. species synonym

Echinocactus saussieri F.A.C.Weber species synonym