⚠ Version 1 of The Plant List has been superseded.
This name is in version 1.1 of The Plant List, record kew-78121, with some changes.
This name is a synonym of Euphorbia calcicola Fernald.
The record derives from WCSP which reports it as a synonym (record 78121) with original publication details: Publ. Field Mus. Nat. Hist., Bot. Ser. 2: 414 1916.
Full publication details for this name can be found in IPNI: urn:lsid:ipni.org:names:99332-2.