

Weingartia (Sulcorebutia) markusii was first described by W. Rausch in Kakteen und andere Sukkulenten, 21: 102 , in 1970.
Hentzschel and Augustin list two varieties other than the nominate: W. m. var. mizquensis and W. m. var. tintiensis.
Regarded by some as a synonym of Weingartia mentosa.
Description to follow.
Plants of this species in the collection include:
Weingartia markusii G35/1
Weingartia markusii var. tintiensis G197
Weingartia markusii var. tintiensis HS57a
Weingartia markusii KP47
Weingartia markusii L333
Weingartia markusii var. mizquensis LH617
Weingartia markusii MS405
Weingartia markusii MS407
Weingartia markusii var. mizquensis PHA275
Weingartia markusii var. tintiensis PHA1291
Weingartia markusii var. mizquensis RF192
Weingartia markusii RH827
Weingartia markusii var. tintiensis RH3217
Weingartia markusii var. mizquensis VS608
Weingartia markusii var. mizquensis VZ331/2
Weingartia markusii var. mizquensis WR194