Euphorbia obtusifolia

The scientific name Euphorbia obtusifolia has been used for at least three species of Euphorbia:

• Euphorbia obtusifolia Lam. is a synonym of Euphorbia terracina L., native from Macaronesia through Hungary and the Mediterranean to the Arabian Peninsula^[1]
• Euphorbia obtusifolia Poir. is an illegitimate name that has been applied to:
  • Euphorbia lamarckii Sweet – of which it is a synonym; native to the western Canary Islands (Tenerife, La Gomera, La Palma and El Hierro);^[2] also known by the synonym Euphorbia broussonetii^[3]
  • Euphorbia regis-jubae J.Gay – with which it has been confused; native to the eastern Canary Islands (Gran Canaria, Lanzarote and Fuerteventura), west Morocco and north-western Western Sahara^[3][4]