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Deamia Britton & Rose, Cactaceae 2: 212. 1920 sec. Korotkova 2021+1 wfo-4000010896
      Nametype: Deamia testudo (Karw. ex Zucc.) Britton & Rose
  • 1. Korotkova, N. 2021+: Cactaceae at - Published online at


Reinstated by Korotkova et al. (2017), who found Strophocactus testudo (≡ Deamia testudo (Karw.) Britton & Rose, the nomenclatural type of Deamia) and S. chontalensis to form a highly-supported clade (1 PP, 98% MLBS, 99% JK), as sister to the subtribe Pachycereinae, and not closely related to the type species of Strophocactus.A,B

Taxon standing

Category A. The genus is monophyletic based on a complete or very comprehensive phylogenetic study, and a phylogeny-based taxonomic synopsis was published.B


Compiled by Nadja Korotkova


A. Korotkova, N. 2021: Revisions of Deamia, Disocactus, Epiphyllum, Hatiora, Kimnachia, Lepismium, Leuenbergeria, Lymanbensonia, Pereskia, Pfeiffera, Pseudorhipsalis, Rhipsalidopsis, Rhipsalis, Schlumbergera, Selenicereus, Strophocactus, Weberocereus, and various other names. In: Korotkova N. & al., Cactaceae at – a dynamic online species-level taxonomic backbone for the family. – Willdenowia 51: 250-270.
B. Korotkova, N., Borsch, T. & Arias, S. 2017: A phylogenetic framework for the Hylocereeae (Cactaceae) and implications for the circumscription of the genera. – Phytotaxa 327(1): 1-46.