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Dianthus basuticus

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Dianthus basuticus
Dianthus basuticus flowers
Scientific classification Edit this classification
Kingdom: Plantae
Clade: Tracheophytes
Clade: Angiosperms
Clade: Eudicots
Order: Caryophyllales
Family: Caryophyllaceae
Genus: Dianthus
Species:
D. basuticus
Binomial name
Dianthus basuticus

Dianthus basuticus, called the Drakensberg carnation, Lesotho carnation, Lesotho pink, hlokoa‑la‑tsela in the Sesotho language and Lesothose wilde angelier in Afrikaans, is a species of Dianthus native to South Africa and Lesotho.[1][2]

Distribution

It is a near-endemic of the Drakensberg Alpine Centre,[3] and occurs predominantly on rocky, grassy slopes, from Avontuur and the Kammanassie mountains in the Western Cape, through the Eastern Cape and into KwaZulu-Natal Province.[4]

The subspecies fourcadei occupies the westernmost extent of the species distribution range, occurring in the mountainous Uniondale, Langkloof and Kouga regions, around the boundary between the Western and Eastern Cape provinces.[5]

Description

Dianthus basuticus is a densely tufted perennial reaching 15-20 cm, with linear (50mm x 5mm) blue-grey leaves, densely clumped near to the ground.

The inflorescence is usually branched, and rises c. 15 cm above the main leaf tufts.[6]

The flowers are usually dark pink, c. 20 mm wide, and appear in Summer-Autumn (Nov-Apr.). The petals are obovate (those of most other South African species are oblanceolate) with minutely toothed or serrated tips.

The calyx is 15-20 mm in length, with 2-3 bract-pairs. The bracts are 15-20mm long.[7]


References

  1. ^ "Threatened Species Programme | SANBI Red List of South African Plants".
  2. ^ "Dianthus basuticus Burtt Davy". Plants of the World Online. Board of Trustees of the Royal Botanic Gardens, Kew. 2017. Retrieved 23 August 2020.
  3. ^ Carbutt, C.; Edwards, T.J. (2006). "The endemic and near-endemic angiosperms of the Drakensberg Alpine Centre". South African Journal of Botany. 72: 105–132. doi:10.1016/j.sajb.2005.06.001.
  4. ^ Goldblatt, P. and Manning, J.C. (2000) Cape Plants: A conspectus of the Cape Flora of South Africa. Strelitzia 9. National Botanical Institute, Cape Town. p.460
  5. ^ "Threatened Species Programme | SANBI Red List of South African Plants".
  6. ^ Vlok, J. and Schutte-Vlok, A.L. (2010) Plants of the Klein Karoo. Umdaus Press, Hatfield. p.330
  7. ^ Burtt Davy, J. (1922) XXXIII. A Revision of the South African Species of Dianthus. Bulletin of Miscellaneous Information 7. pp. 209-223. Royal Botanic Gardens, Kew.