⚠ Version 1 of The Plant List has been superseded.

This name is in version 1.1 of The Plant List, record kew-339961, with some changes.

Zygophyllidum biforme (S.Watson) Arthur is a synonym of Euphorbia macropus (Klotzsch & Garcke) Boiss.

This name is a synonym of Euphorbia macropus (Klotzsch & Garcke) Boiss..

The record derives from WCSP which reports it as a synonym (record 339961) with original publication details: Torreya 11: 260 1911.

Full publication details for this name can be found in IPNI: urn:lsid:ipni.org:names:358278-1.