Iresine stricta Standl.
in Contr. U.S. Natl. Herb. 18: 97. 1916 – Holotype: MEXICO. Puebla; ca. Tehuacán, 1905, J.-N. Rose, J.-H. Painter & J.-S. Rose 9919 (US barcode 00102849!).
Taxonomic status: Species limits not yet studied in detail (B).