Portulaca oleracea L., Sp. Pl. 1: 445. 1753 sec. Tebbs & Klitgaard 2009
- =Portulaca marginata Kunth, Nov. Gen. Sp. (quarto ed.) 6: 72–73. 1823 syn. sec. Tebbs & Klitgaard 2009
- =Portulaca pusilla Kunth, Nov. Gen. Sp. (quarto ed.) 6: 72–73. 1823 syn. sec. Tebbs & Klitgaard 2009
- =Portulaca retusa Engelm. in Boston J. Nat. Hist. 6: 154. 1850 syn. sec. The Plant List 2013
- =Portulaca consanguinea Schltdl. in Linnaea 24: 693. 1851 syn. sec. Tebbs & Klitgaard 2009
- =Portulaca intermedia Link ex Schltdl. in Bot. Zeitung (Berlin) 11(38): 667. 1853 syn. sec. Tebbs & Klitgaard 2009