Ultraviolet Flowers

Hypericum maculatum Crantz
Hypericum maculatum. Visible light
Visible light
(L37 filter)
Hypericum maculatum. UV light
UV light, b/w rendition
(B+W BG-38 + Hoya U-330 filters, SB-140)
Both images:

Nikon D70 , UV-Nikkor 105 mm f/4.5, @800 ISO
© Bjørn Rørslett/NN

Imperforate St John's-wort is a species of dry meadows and grassland, with quite pronounced UV-reflectance of its petals. Stigma, anthers and buds absorb UV to generate a UV signal pattern.

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Last Update 6 February, 2005