Subpilocereus margaritensis var. micranthus (Hummelinck) Backeb. in Kakteenkunde 1941: 60. 1941
Subpilocereus margaritensis var. micranthus in Kakteenkunde 1941: 60. 1941
is new combination for Cereus margaritensis var. micracanthus in Meded. Bot. Mus. Herb. Rijks Univ. Utrecht 45: 51. 1938