Ultraviolet Flowers

Arnica angustifolia Vahl
Arnica angustifolia (.alpina). Visible light
Visible light
(L37C filter)
Arnica angustifolia (A. alpina). Visible light
UV light
(U-360 + BG-38 , SB-140)
Both images: Nikon D70 , UV-Nikkor 105 mm f/4.5 @800 ISO

© Bjørn Rørslett/NN

Narrow-leaved Arnica (Arnica angustifolia, A. alpina) presents itself to UV-enabled insects with a beautifully developed UV pattern. Although many yellow-flowered composite species have nice UV nectar guides, they rarely are as clear-cut and well-defined as here.

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Last Update 19 July, 2005