Echinopsis pygmaea R.E.Fr. in Nova Acta Regiae Soc. Sci. Upsal. ser. 4, 1(1): 120. 1905

Echinopsis pygmaea R.E.Fr. in Nova Acta Regiae Soc. Sci. Upsal. ser. 4, 1(1): 120. 1905

Echinopsis pygmaea R.E.Fr. in Nova Acta Regiae Soc. Sci. Upsal. ser. 4, 1(1): 120. 1905
is basionym for Aylostera pygmaea (R.E.Fr.) Mosti & Papini in Pakistan J. Bot. 43: 2769–2785. 2011
is basionym for Rebutia pygmaea (R.E.Fr.) Britton & Rose, Cactaceae 3: 47, fig. 60. 1922
is basionym for Mediolobivia pygmaea (R.E.Fr.) Krainz in Sukkulentenkunde 1: 19. 1947
is basionym for Lobivia pygmaea (R.E.Fr.) Backeb., Kaktus-ABC: 241. 1936 ["1935"]
Lectotype (designated by Hjertson, M.L. 1994: 4561): Argentina, Prov. Jujuy, Yavi, alt. 3400 m, 1 Jan 1902, Fries 999 (S)
Taxon for this name1. Hjertson, M.L. 1994: The identity of Echinopsis pygmaea R. E. Fr. (Cactaceae). – Taxon 43(3): 455-457. https://doi.org/10.2307/1222722