Neochilenia hankeana (C.F.Först.) Dölz ex Backeb. species synonym

Echinocactus hankeanus C.F.Först. ex Rümpler, 1886 species synonym

Neochilenia hankeana (C.F.Först.) Donald & G.D.Rowley species synonym

Horridocactus paucicostatus subsp. echinus (F.Ritter) Guiggi subspecies synonym

Horridocactus paucicostatus subsp. floccosus (F.Ritter) Guiggi subspecies synonym

Echinocactus ebenacanthus Monv. species homotypic synonym

Neoporteria paucicostata var. floccosa (F.Ritter) A.E.Hoffm. variety synonym

Neoporteria paucicostata var. echinus (F.Ritter) A.E.Hoffm. variety synonym

Neoporteria hankeana var. taltalensis (Backeb.) Donald & G.D.Rowley variety synonym

Neoporteria hankeana var. minor (Labour.) Donald & G.D.Rowley variety synonym

Neoporteria fusca (Muehlenpf.) Britton & Rose species synonym

Neoporteria floccosa (F.Ritter) Lodé species synonym

Neoporteria echinus var. floccosa (F.Ritter) Ferryman variety synonym

Neoporteria ebenacantha var. minor (Labour.) Oehme variety synonym

Neoporteria curvispina f. minor (F.Ritter) Donald & G.D.Rowley form synonym

Neoporteria curvispina var. echinus (F.Ritter) Donald & G.D.Rowley variety synonym

Eriosyce taltalensis subsp. echinus (F.Ritter) Katt. subspecies synonym

Eriosyce paucicostata subsp. paucicostata subspecies accepted

Horridocactus paucicostatus F.Ritter species synonym

Horridocactus echinus (F.Ritter) Backeb. species synonym

Echinocactus ebenacanthus Monv. ex Labour. species synonym

Neoporteria paucicostata (F.Ritter) Donald & G.D.Rowley species synonym

Pyrrhocactus paucicostatus (F.Ritter) F.Ritter species synonym

Pyrrhocactus floccosus F.Ritter species synonym

Neoporteria echinus (F.Ritter) Ferryman species synonym

Neoporteria ebenacantha (Monv. ex Labour.) Borg species synonym

Pyrrhocactus echinus F.Ritter species synonym

Neochilenia paucicostata (F.Ritter) Backeb. species synonym

Neochilenia hankeana (C.F.Först.) Dölz species synonym

Neochilenia ebenacantha (Monv. ex Labour.) Backeb. species synonym

Eriosyce taltalensis subsp. paucicostata (F.Ritter) Katt. subspecies synonym

Eriosyce taltalensis var. floccosa (F.Ritter) Katt. variety synonym

Eriosyce taltalensis var. echinus (F.Ritter) Katt. variety synonym

Eriosyce paucicostata subsp. floccosa (F.Ritter) Ferryman subspecies accepted

Eriosyce paucicostata subsp. echinus (F.Ritter) Ferryman subspecies accepted

Chilenia fusca (Muehlenpf.) Backeb. species synonym

Chilenia ebenacantha (Monv. ex Labour.) Backeb. species synonym

Echinocactus hankeanus C.F.Först. species synonym

Horridocactus paucicostatus var. viridis F.Ritter variety synonym

Echinocactus fuscus Muehlenpf. species synonym

Horridocactus echinus var. minor (F.Ritter) Backeb. variety synonym

Hildmannia fusca (Muehlenpf.) Kreuz. & Buining species synonym

Hildmannia ebenacantha (Monv. ex Labour.) Kreuz. & Buining species synonym

Echinocactus ebenacanthus var. minor Labour. variety synonym

Nichelia fusca (Muehlenpf.) Bullock species synonym

Pyrrhocactus paucicostatus var. viridis (F.Ritter) F.Ritter variety synonym

Pyrrhocactus neohankeanus var. flaviflorus F.Ritter variety synonym

Pyrrhocactus neohankeanus var. elongatus F.Ritter variety synonym

Pyrrhocactus neohankeanus var. densispinus F.Ritter variety synonym

Pyrrhocactus fuscus (Muehlenpf.) F.Ritter species synonym

Pyrrhocactus floccosus var. minor (F.Ritter) F.Ritter variety synonym

Pyrrhocactus echinus var. minor F.Ritter variety synonym

Neochilenia paucicostata var. viridis (F.Ritter) Backeb. variety synonym

Neochilenia hankeana var. taltalensis Backeb. variety synonym

Neochilenia hankeana var. minor (Labour.) Backeb. variety synonym

Neochilenia fusca (Muehlenpf.) Backeb. species synonym

Neochilenia floccosa (F.Ritter) Backeb. species synonym

Neochilenia flaviflora Y.Itô species synonym

Neochilenia ebenacantha var. minor (Oehme) Backeb. variety synonym

Neoporteria hankeana (C.F.Först.) Donald & G.D.Rowley species synonym

Echinocactus humilis Rümpler species heterotypic synonym