nfoto Posted November 20, 2015 Share Posted November 20, 2015 Rørslett, B. 2015. Lapeirousia silenoides (Jacq.)Ker-Gawl. (Iridiaceae). South-African flowers photographed in visible and ultraviolet light. http://www.ultraviol...sia-silenoides/ This small colourful plant was found in the Kamiesberg area near Kamieskroon, Northern Cape province, South Africa, 6 September 2015. It occurred on sandy soils in an open fynbos-type vegetation around 1100 m asl. Image reference: LAPE_SIL_G1509066602_VIS Visible light: Nikon Df, Voigtländer 125 mm f/2.5 APO-Lanthar lens, daylight. Image reference: LAPE_SIL_I1509062795_UV Ultraviolet light: Nikon D3200, UV-Nikkor 105 mm f/4.5 lens, Baader U2" (Venus) filter (built-in), SB-140 flash. The tepals have UV-dark basal patches and bands of conical cells. References: http://www.ultraviol...-r%C3%B8rslett/ [ Published 26 November 2015 ] Link to comment
Andrea B. Posted April 16, 2016 Share Posted April 16, 2016 Stunning flower! And interesting. The dark visible patch on the 3 lower petals does not appear in the UV at all. Link to comment
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