Echinomastus unguispinus var. minimus A.B.Lau in Kakteen And. Sukk. 34: 206. 1983
Echinomastus unguispinus var. minimus in Kakteen And. Sukk. 34: 206. 1983
is basionym for Echinomastus unguispinus subsp. minimus in Cactaceae Syst. Init. 16: 17. 2003
Echinomastus unguispinus var. minimus in Kakteen And. Sukk. 34: 206. 1983
Taxon for this name