Subspecies, varieties, forms and cultivars of plants belonging to the Echinopsis tiegeliana group

• Echinopsis tiegeliana (Wessner) D.R.Hunt: grows flat with the ground from a fleshy tap root, it is very variable in spination and flower colour over its geographic range. Distribution: Southern Bolivia, northern Argentina.
• Echinopsis tiegeliana f. cristata hort.: crested form.
• Echinopsis tiegeliana f. variegata hort.: variegated form.
• Lobivia pusilla f. aurea hort.: Mutant completely lacking chlorophyll pigment. The result is a completely yellow plant.
• Lobivia pusilla f. cristata hort.: crested form.
• Lobivia tiegeliana f. dimorphipetala (F.Ritter) J.Ullmann: has long flower-tube and long outer petals.
• Lobivia tiegeliana var. distefanoana Cullmann & F.Ritter: has shorter spines.
• Lobivia tiegeliana var. flaviflora (F.Ritter) Rausch: has yellow blooms.
• Lobivia tiegeliana var. pusilla (F.Ritter) Rausch: Has smaller stems and spines, only 40 mm tall. It is one of the smaller plants in the genus. Distribution: Tarija, Bolivia.
• Lobivia tiegeliana var. ruberrima Rausch: has pure red flowers and dark tan-green or purplish-blck stems. Disttribution: Tarija, Bolivia.
• Lobivia tiegeliana var. uriondoensis Rausch: has dark pink-violet flowers up to 4 cm long and wide. Spines are comb-like. Distribution: Uriondo, Tarija, Bolivia.