Iresine valdesii Zumaya, Flores Olv. & Borsch

in Syst. Bot. 38: 438–439, fig. 3b, 4–6. 2013 – Holotype: MEXICO. Puebla: Mun. Chapulco, entre el km. 65 y 66 de la car- retera Esperanza-Tehuacán, 4 km al S del Fresnal, tramo Esperanza-Azumbilla, 18°42′11.7″N, 97°24′21.4″W, 2200–2300 m, 17 Mar 2007, Zumaya Flores, Ochoterena & Borsch 72b (MEXU!; isotypes: B barcode B 10 0715449! [image!], ENCB!, IEB!, MEXU!, US!).

Note. – A paratype is Zumaya, Flores, Ochoterena & Borsch 72a (B barcode B 10 0715450! [image!], IEB!, MEXU!) to represent a staminate plant collected from the same population.

Taxonomic status: Species limits not yet studied in detail (B).