Neoporteria heinrichiana (Backeb.) Ferryman = Eriosyce heinrichiana (Backeb.) Katt.
English:
heinrichianus,-a,-um;

https://archive.org/stream/#page/143/mode/2up
homotypic synonyms:
Eriosyce heinrichiana (Backeb.) Katt.; Horridocactus heinrichianus Backeb.; Pyrrhocactus heinrichianus (Backeb.) F.Ritter;

protologue: Cacti Illustr. Dict. 143: 143 (1991)

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