So field ID KK870 is apparently Sulcorebutia steinbachii v. tiraquensis (http://www.cl-cactus.com/liste.asp?FNnum=28&LstGenres=&page=1940&OrderBy=Species) but POWO says that is one of the 83 Synonyms for Rebutia steinbachii (http://powo.science.kew.org/taxon/urn:lsid:ipni.org:names:218235-2) . Received 9/4/21
So field ID KK870 is apparently Sulcorebutia steinbachii v. tiraquensis (http://www.cl-cactus.com/liste.asp?FNnum=28&LstGenres=&page=1940&OrderBy=Species) but POWO says that is one of the 83 Synonyms for Rebutia steinbachii (http://powo.science.kew.org/taxon/urn:lsid:ipni.org:names:218235-2) . Received 9/4/21