Mammillaria nejapensis var. longispina R.T.Craig & E.Y.Dawson in Allan Hancock Found. Publ. Occas. Pap. 2: 58. 1948

Mammillaria nejapensis var. longispina R.T.Craig & E.Y.Dawson in Allan Hancock Found. Publ. Occas. Pap. 2: 58. 1948

Mammillaria nejapensis var. longispina R.T.Craig & E.Y.Dawson in Allan Hancock Found. Publ. Occas. Pap. 2: 58. 1948
Taxon for this name