Tephrocactus SynonymySource: Korotkova, N. & Raab-Straube, E. von (2017+): Cactaceae. – In: Euro+Med Plantbase - the information resource for Euro-Mediterranean plant diversity.Tephrocactus Lem., Cactées: 88. 1868ContentDistribution Distribution [Ca(T)] Euro+Med: Canary islands (Tenerife introduced)