Ultraviolet Flowers

Petatites hybridus (L.)Gaertner, Meyer & Scherb.
Petasites hybridus. Visible light
Visible light
(L37C filter)

Petasites hybridus. Visible light

UV fluorescence
(Y-48, Sylvania Blacklight)
Both images: Nikon D2H , UV-Nikkor 105 mm f/4.5 @800 ISO

© Bjørn Rørslett/NN

This very early-flowering spring species apparantly relies on its strong UV fluorescence to attract pollinators. The individual flowers are small, but shine very brightly when UV is present.

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Last Update 17 July, 2005