Ultraviolet Flowers

Sinapis arvensis L.
Brassicaceae
Sinapis arvensis. Visible light
Visible light
(L37C filter)
Sinapis arvensis. Visible light
UV light
(Hoya U-330 + B+W BG-38, SB-140)
Nikon D70, FAX-Nikkor 160 mm f/5.6, @800 ISO

Both images © Bjørn Rørslett/NN

A cruciferous weed species with bright yellow flowers, and featuring a prominent UV floral pattern. The buds have very low UV reflectance, too, so they are rendered almost in pitch black here.

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Last Update 2 August, 2004