Piaranthus

Piaranthus
	Piaranthus geminatus in cultivation
Scientific classification
Kingdom:	Plantae
(unranked):	Angiosperms
(unranked):	Eudicots
(unranked):	Asterids
Order:	Gentianales
Family:	Apocynaceae
Subfamily:	Asclepiadoideae
Genus:	Piaranthus; R.Br.

Piaranthus is a genus of plants in the Apocynaceae, first described in 1810.^[1] It is native to southern Africa.^[2]^[3]

Species

2

formerly included

species transferred to other genera (Caralluma, Hoodia, Huerniopsis, Quaqua, Stisseria)

2

Taxonomy

Phylogenetic studies have shown the genus to be monophyletic, and to be very closely related to the Orbea and Stapelia genera. More distantly related are the Huernia and Tavaresia genera.^[4]

References

^ Brown, Robert. 1810. On the Asclepiadeae 12.
^ Tropicos
^ Gibbs Russell, G. E., W. G. M. Welman, E. Retief, K. L. Immelman, G. Germishuizen, B. J. Pienaar, M. Van Wyk & A. Nicholas. 1987. List of species of southern African plants. Memoirs of the Botanical Survey of South Africa 2(1–2): 1–152(pt. 1), 1–270(pt. 2).
^ P. Bruyns, C. Klak, P. Hanacek: Evolution of the stapeliads (Apocynaceae-Asclepiadoideae) - repeated major radiation across Africa in an Old World group. Molecular Phylogenetics and Evolution. 2014. v. 77, no. 1, p. 251--263. ISSN 1055-7903.

[1] Brown, Robert. 1810. On the Asclepiadeae 12.

[2] Tropicos

[3] Gibbs Russell, G. E., W. G. M. Welman, E. Retief, K. L. Immelman, G. Germishuizen, B. J. Pienaar, M. Van Wyk & A. Nicholas. 1987. List of species of southern African plants. Memoirs of the Botanical Survey of South Africa 2(1–2): 1–152(pt. 1), 1–270(pt. 2).

[4] P. Bruyns, C. Klak, P. Hanacek: Evolution of the stapeliads (Apocynaceae-Asclepiadoideae) - repeated major radiation across Africa in an Old World group. Molecular Phylogenetics and Evolution. 2014. v. 77, no. 1, p. 251--263. ISSN 1055-7903.

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