Escobaria dasyacantha var. chaffeyi (Britton & Rose) N.P.Taylor in Kakteen And. Sukk. 34: 157. 1983 Escobaria dasyacantha var. chaffeyi (Britton & Rose) N.P.Taylor in Kakteen And. Sukk. 34: 157. 1983is new combination for Escobaria chaffeyi Britton & Rose, Cactaceae 4: 56. 1923Taxon for this nameEscobaria dasyacantha var. chaffeyi (Britton & Rose) N.P.Taylor