⚠ Version 1 of The Plant List has been superseded.

This name record (from Tropicos) is not included in version 1.1 of The Plant List. It is possible the same name is included from a different data source, to check this you can search for Ancistrocactus scheeri in version 1.1 of The Plant List.

Ancistrocactus scheeri f. brevihamatus (Engelm.) Krainz is a synonym of Sclerocactus scheeri (Salm-Dyck) N.P. Taylor

This name is a synonym of Sclerocactus scheeri (Salm-Dyck) N.P. Taylor.

The record derives from Tropicos which reports it as a synonym (record 50128130) with original publication details: Kat. ZSS, ed. 2 35 35 1967.