Echinomastus
{{Short description|Formerly accepted genus of cacti}}
{{Italic title}}
Echinomastus (meaning "spiny breast") was a formerly recognized genus of cacti. {{As of|2024|February}}, it is accepted as a synonym of Sclerocactus.{{Cite POWO|title=Echinomastus Britton & Rose|id=30039631-2|access-date=2024-02-15|mode=cs1}} Species formerly placed in the genus are native to the southwestern United States and Mexico.{{cite book |first1=Allan D. |last1=Zimmerman |first2=Bruce D. |last2=Parfitt |contribution=Echinomastus |contribution-url=http://www.efloras.org/florataxon.aspx?flora_id=1&taxon_id=111238 |access-date=2024-02-15 |name-list-style=amp |editor-last=Flora of North America Editorial Committee |title=Flora of North America (online) |publisher=eFloras.org }}
Former species
Formerly accepted species include:{{Cite web |title=Search for 'Echinomastus' |website=Plants of the World Online |publisher=Royal Botanic Gardens, Kew |url=https://powo.science.kew.org/results?q=Echinomastus |access-date=2024-02-15}}
- Echinomastus erectocentrus {{small|(J.M.Coult.) Britton & Rose}} → Sclerocactus johnsonii subsp. erectocentrus {{small|(J.M.Coult.) M.A.Bake}}
- Echinomastus johnsonii {{small|(Parry ex Engelm.) E.M.Baxter}} → Sclerocactus johnsonii {{small|(Parry ex Engelm.) N.P.Taylor}}
- Echinomastus mariposensis {{small|Hester}} → Sclerocactus mariposensis {{small|(Hester) N.P.Taylor}}