Subspecies, varieties, forms and cultivars of plants belonging to the Rebutia neocumingii group

• Rebutia corroana Cárdenas: has hemispherical body with more woolly crown, fewer and stiffer spines, yellow flowers with green scales on the receptacle. Distribution: Bolivia (Cochabamba and Santa Cruz).
• Rebutia neocumingii (Backeb.) D.R.Hunt: (Subsp. neocumingii) it is quite variable as to its spines and subtle differences of tone in its yellow to orange flowers. Distribution: widespread in Bolivia and Peru.
• Rebutia neocumingii subs. lanata (F.Ritter) D.R.Hunt: has with very woolly apexes and areoles. It is very variable as to its spines and subtle differences of tone in its yellow to orange flowers. Distribution. Chuquisaca and Potosi, Bolivia.
• Rebutia neocumingii subs. pilcomayensis (Cárdenas) D.R.Hunt: has 12-15 radials and golden yellow flowers. Distribution: Potosi, Bolivia.
• Rebutia neocumingii subs. pulquinensis (Cárdenas) D.R.Hunt
• Rebutia neocumingii subs. riograndensis (F.Ritter) D.R.Hunt: has few radials, usually only 5-10. Distribution: Santa Cruz, Bolivia.
• Rebutia neocumingii subs. saipinensis (F.H.Brandt) D.R.Hunt: has not less than 20 radials and golden yellow flowers. Distribution: Cochabamba, Bolivia.
• Rebutia neocumingii subs. trollii (Oeser) D.R.Hunt: This form is characterized by bright orange to orange-scarlet flowers. Distribution: Chuquisaca, Bolivia.
• Weingartia hajekyana: has dense, more numerous, long, fine, straw-coloured spines (= Rebutia neocumingii var. mairanensis). Distribution: Mairana, Bolivia
• Weingartia hediniana Backeb.: has somewhat fatter tubercles and many yellow flowers. Distribution: Chuquisaca and Potosi. Bolivia.
• Weingartia longigibba F.Ritter: has clustering bodies with large and prominent tubercles. It is similar to Weingartia riograndensis. Distribution: Bolivia, Department Chuquisaca, Province of Oropeza.
• Weingartia mairanana (Donald) F.H.Brandt: has very dense, more numerous spines, winch are longer, finer and straw-coloured. Distribution: Mairana, Florida, Santa Cruz, Bolivia.
• Weingartia neocumingii var. koehresii Oeser: has more numerous but shorter spines and yellow blooms. Distribution: Quillaquila, Oropeza, Chuquisaca, Bolivia.
• Weingartia neocumingii f. prolifera hort.: it is a monstrous highly branching variety that forms large clumps and blooms abundantly, just as a small specimen. Distribution: Known only in cultivation.
• Weingartia platygona Cárdenas: is very similar, if no the same as Weingartia pilcomayensis. Distribution: Millares, Potosi, Bolivia.
• Weingartia pruinosa hort.: has finer straw-coloured or brownish spines which are very dense and more numerous. Distribution: Oropeza, Chuquichuqui, Bolivia.
• Weingartia sp. KA381 Icla, altitude 2630m: has large tuberous root and the less numerous and larger tubercled ribs. Distribution: Icla, Chuquisaca, Bolivia.