Pygmaeocereus

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Pygmaeocereus

Pygmaeocereus H.Johnson & Backeb. in Natl. Cact. Succ. J. 12: 86. 1957 sec. Hunt 20061
  • 1. Hunt, D.R. 2006: The New Cactus Lexicon. – Milborne Port: dh books

Notes

Suggested as synonym of Haageocereus by Nyffeler & Eggli (2010).A,B

Taxon standing

Category B. The genus is monophyletic based on phylogenetic studies that support the clade based on a sufficiently dense or even complete sampling, or support a monotypic genus as a distinct lineage, but do not provide a new taxonomic treatment at the species level. In many cases, older classical taxonomic synopses or a monographic treatment exist for these genera providing a reliable assessment of the species included.

Bibliography

A. Korotkova, N., Aquino, D., Arias, S., Eggli, U., Franck, A.R., Gómez-Hinostrosa, C., Guerrero, P.C., Hernández, H.M., Kohlbecker, A., Köhler, M., Luther, K., Majure, L.C., Metzing, D., Müller, A., Nyffeler, R., Sánchez, D., Schlumpberger, B.O. & Berendsohn, W. G. 2021: Cactaceae at Caryophyllales.org – a dynamic online species-level taxonomic backbone for the family. – Willdenowia 51: 251-270. http://doi.org/10.3372/wi.51.51208
B. Nyffeler, R. & Eggli, U. 2010: A farewell to dated ideas and concepts – molecular phylogenetics and a revised suprageneric classification of the family Cactaceae. – Schumannia 6: 109-151