This concept of the taxon Portulaca granulato-stellulata (Poelln.) Ricceri & Arrigoni is not contained as an accepted taxon in the currently chosen classification.
A.Danin, A., Domina, G. & Raimondo, F.M. 2008: Microspecies of the Portulaca oleracea aggregate found on major Mediterranean islands (Sicily, Cyprus, Crete, Rhodes). – Fl. Medit. 18: 89-107