Hjertson, M.L. 1994: The identity of Echinopsis pygmaea R. E. Fr. (Cactaceae). – Taxon 43(3): 455-457

Title	The identity of Echinopsis pygmaea R. E. Fr. (Cactaceae)
Authorship	Hjertson, M.L.
Date published	1994
Volume	43(3)
In journal	Taxon
Pages	455-457
Doi	http://doi.org/10.2307/1222722
Uri	https://onlinelibrary.wiley.com/doi/abs/10.2307/1222722

Abstract

Summary Hjertson, M. L.: The identity of Echinopsis pygmaea R. E. Fr. (Cactaceae). – Taxon 43: 455-457. 1994. – ISSN 0040-0262. The protologue of Echinopsis pygmaea R. E. Fr. is based on two elements belonging to two taxa. A lectotype is selected to maintain current usage of the name. Rebutia haagei Frič & Schelle is considered to be a synonym of E. pygmaea.