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Hypoxis kraussiana [African Potato]


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Rørslett, B. 2013. Hypoxis kraussiana Buchinger (Hypoxidaceae). African Potato. Flowers photographed in visible and ultraviolet light. http://www.ultraviol...african-potato/

 

Hypoxis kraussiana Buchinger

Syn. Hypoxis acuminata Baker

EN: African Potato

 

A small, bulbous plant endemic to southern Africa where it grows on the high veld. This genus sees medicinal use by native tribes as a treatment against various illnesses amongst these cancer and HIV.

 

Plants photographed in Malolotja Nature Reserve, Swaziland 16 Aug 2013. They had just come into flowering and the deterrmination of them is tentative.

 

HYPO_KRA_G0908169183_VIS.jpg

Image reference: HYPO_KRA_G0908169183_VIS.jpg

Visible light: Nikon D3S, Voigtländer APO-Lanthar 125 mm f/2.5 lens, daylight.

 

HYPO_KRA_G0908169193_VIS.jpg

Image reference: HYPO_KRA_G0908169193_VIS.jpg

Visible light: Nikon D3S, Voigtländer APO-Lanthar 125 mm f/2.5 lens, daylight.

 

HYPO_KRA_I0908169953_UV.jpg

Image reference; HYPO_KRA_I0908169953_UV.jpg

Ultraviolet light: Nikon D200, Coastal Optics 60 mm f/4 lens, Baader U2" (Venus) filter, daylight.

 

The perianth of H. kraussiana is UV-shiny with a UV-dark centre. The pollen is UV black as are the hairy abaxial side of the perianth.

 

[Published 27 June, 2013]

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