Portulaca oleracea subsp. sylvestris (DC.) Čelak., Prodr. Fl. Böhmen: 484. 1875
Portulaca oleracea subsp. sylvestris, Prodr. Fl. Böhmen: 484. 1875
is new combination for Portulaca oleracea var. sylvestris, Prodr. 3: 353. 1828
Portulaca oleracea subsp. sylvestris, Prodr. Fl. Böhmen: 484. 1875