Pediocactus simpsonii var. knowltonii - orchidroots .

Pediocactus simpsonii var. knowltonii (synonym of Pediocactus knowltonii)

Pediocactus simpsonii var. knowltonii, (L.D. Benson) Halda (ITIS)

Pediocactus simpsonii var. knowltonii is a species in the Pediocactus genus. This name is a synonym of Pediocactus knowltonii
No image available. Please try the accepted species knowltonii