Sorocephalus

Sorocephalus
Scientific classification
Kingdom:	Plantae
(unranked):	Angiosperms
(unranked):	Eudicots
Order:	Proteales
Family:	Proteaceae
Genus:	Sorocephalus R.Br.

Sorocephalus is a genus containing 11 species of flowering plants, commonly known as powderpuffs, in the Proteaceae family. The name means “heaped head”. The genus is endemic to the Cape Floristic Region of South Africa, more particularly the winter rainfall zone of the south-western Cape. The species are all small shrubs characterised by flower-heads containing clusters of four or more flowers.^[1] Most species are threatened.^[2]

Species

Described species are shown below, with their conservation status:^[3][2][4]

• Sorocephalus alopecurus Rourke – Woolly-stalk Powderpuff – EN
• Sorocephalus capitatus Rourke – Woolly Powderpuff – NT
• Sorocephalus clavigerus (Knight) Hutch. – Erect Powderpuff – EN
• Sorocephalus crassifolius Hutch. – Flowerless Powderpuff – CR
• Sorocephalus imbricatus (Thunb.) R. Br. – Lanceolate-leaf Powderpuff – CR
• Sorocephalus lanatus R. Br. – Common Powderpuff – LC
• Sorocephalus palustris Rourke – Prostrate Powderpuff – CR
• Sorocephalus pinifolius Rourke – Long-leaf Powderpuff – EN
• Sorocephalus scabridus Meisn. – Tulbagh Powderpuff – CR
• Sorocephalus tenuifolius R.Br. – Diminutive Powderpuff – EN
• Sorocephalus teretifolius (Meisn.) E.Phillips – Pin-shaped Powderpuff – EN

References

1. Paterson-Jones, Colin (2007). Protea. Struik. p. 48. ISBN 9781770075245.
2. "Sorocephalus". Red List of South African Plants. South African National Biodiversity Institute. Retrieved 2013-05-20.
3. Sorocephalus/ "Sorocephalus" Check |url= value (help). The Plant List. 2010. Retrieved 2013-05-20.
4. "Identifying Powderpuffs – Sorocephalus". Protea Atlas. South African National Biodiversity Institute. Retrieved 2013-05-20.