Rhytidocaulon | |
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Rhytidocaulon macrolobum | |
Scientific classification
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Kingdom: | Plantae |
Clade: | Tracheophytes |
Clade: | Angiosperms |
Clade: | Eudicots |
Clade: | Asterids |
Order: | Gentianales |
Family: | Apocynaceae |
Subfamily: | Asclepiadoideae |
Tribe: | Ceropegieae |
Genus: |
Rhytidocaulon P.R.O.Bally |
Rhytidocaulon is a plant genus in the family Apocynaceae, first described in 1962. [1] [2] It is native to northeastern Africa and the Arabian Peninsula
Species accepted by the Plants of the World Online as of February 2023: [3]
Phylogenetic studies have shown the genus to be monophyletic, and most closely related to the genus Echidnopsis which inhabits the same region. Marginally more distantly related is a sister branch comprising the genus Pseudolithos and the widespread Caralluma stapeliads of North Africa. [4]