México (Country)endemicA,B: Michoacán de OcampoendemicA; MorelosnativeA; MéxiconativeA
Bibliografía
A.Ocampo-Acosta, G. 2003: Portulaca matthewsii (Portulacaceae), a new species from the "Sierra Gorda" Biosphere Reserve, Querétaro, Mexico. – Sida 20(4): 1357-1361
B.Villaseñor, J. L. 2016: Checklist of the native vascular plants of Mexico. – Revista Mex. Biodivers. 87: 559–902