Echinocactus melanochnus J.F.Cels ex Labour.

, Monogr. Cact. 174 (1853). BHL
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External links to taxonomic opinions:
POWO
IPNI Life Sciences Identifier (LSID)
urn:lsid:ipni.org:names:131985-1
Publication
Monographie de la Famille des Cactées
Collation
174
Family as entered in IPNI
Cactaceae