

Weingartia (Sulcorebutia) pulchra was first described by M. Cárdenas in the Cactus & Succulent Journal of America, 42: 37, in 1970. Originally published as S. pulchera, it was subsequently amended to S. pulchra.
Regarded by some as a synonym of Weingartia canigueralii.
Some confusion exists between this species and W. callichroma. HS78 and HS78a, previously identified as W. pulchra, are now named W. callichroma. Other longer-spined W. pulchra may also be better included in W. callichroma.
Intermediate plants between W. pulchra and W. frankiana are known to exist in the geographical area between the two populations.
Description to follow.
Plants of this species in the collection include:
Weingartia pulchra BLMT185
Weingartia pulchra BLMT186
Weingartia pulchra BLMT188a
Weingartia pulchra BLMT189
Weingartia pulchra D17
Weingartia pulchra EH8234
Weingartia pulchra EH8239
Weingartia pulchra G105
Weingartia pulchra G105a
Weingartia pulchra G166
Weingartia pulchra G167
Weingartia pulchra LH699
Weingartia pulchra LH885
Weingartia pulchra LH887
Weingartia pulchra LH1124
Weingartia pulchra PHA257
Weingartia pulchra RH769
Weingartia pulchra RH772
Weingartia pulchra RH773
Weingartia pulchra SE179
Weingartia pulchra VS347
Weingartia pulchra VS416
Weingartia pulchra VS420
Weingartia pulchra VS421
Weingartia pulchra VS430
Weingartia pulchra VS463
Weingartia pulchra VZ391
Weingartia pulchra WR593
Weingartia pulchra / frankiana intermediate LH(RF)