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Brittle thorn
Scientific classification Edit this classification
Kingdom: Plantae
Clade: Tracheophytes
Clade: Angiosperms
Clade: Eudicots
Order: Caryophyllales
Family: Nyctaginaceae
Tribe: Bougainvilleae
Genus: Phaeoptilum
P. spinosum
Binomial name
Phaeoptilum spinosum

Amphoranthus spinosus (Radlk.) S.Moore
Phaeoptilum heimerli Engl.

Phaeoptilum spinosum (brittle thorn) is a shrub that occurs in central Namibia. It is the only species in the genus Phaeoptilum. It is a valuable drought-resistant fodder plant, browsed by goats and kudu. The bush bears winged red fruits in October.[4]



  1. ^ Foden, W. & Potter, L. 2005. Phaeoptilum spinosum Radlk. National Assessment: Red List of South African Plants version 2017.1. Accessed on 2019/09/17
  2. ^ Phaeoptilum spinosum, Jan 2015, M. Struwig, Stefan Siebert, Louis Zietsman, Gill Condy
  3. ^ Nyctaginaceae: A taxonomic treatment for the Flora of Namibia, M. Struwig, Esmerialda Suzetta Klaassen, Ezekeil G. Kwembeya
  4. ^ Rothauge, Axel (25 February 2014). "Staying afloat during a drought". The Namibian. Archived from the original on 2 March 2014. Retrieved 25 February 2014.

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