⚠ Version 1 of The Plant List has been superseded.

This name is in version 1.1 of The Plant List, record kew-78436, with some changes.

Euphorbia arkansana var. coloradensis Norton is a synonym of Euphorbia spathulata Lam.

This name is a synonym of Euphorbia spathulata Lam..

The record derives from WCSP which reports it as a synonym (record 78436) with original publication details: N. Amer. Euphorbia 21 1899.

Full publication details for this name can be found in IPNI: urn:lsid:ipni.org:names:101303-2.