Template:Standley, 1937a
- Standley, P.C. 1937. Polygonaceae (pp. 444–468). Chenopodiaceae (pp. 469–478). Amaranthaceae (pp. 478–518). Nyctaginaceae (pp. 518–546). In: Macbride, J.F. (ed.) Flora of Peru. Publications of the Field Museum of Natural History, Botanical Series 13(2/2). BHL