Mammillaria grahamii var. grahamii - orchidroots .

Mammillaria grahamii var. grahamii (synonym of Mammillaria grahamii subsp. grahamii)

Mammillaria grahamii var. grahamii, Engelm. (ITIS)

Mammillaria grahamii var. grahamii is a species in the Mammillaria genus. This name is a synonym of Mammillaria grahamii subsp. grahamii
No image available. Please try the accepted species grahamii subsp. grahamii