Andrea B. Posted July 30, 2013 Share Posted July 30, 2013 Blum, A.G. (2013) Rudbeckia hirta L. 'Autumn Colors' (Asteraceae) Gloriosa Daisy. Flowers photographed in ultraviolet and visible light. http://www.ultraviol...gloriosa-daisy/ Middletown, New Jersey, USA28 July 2013Cultivar in home garden Comment:Like other R. hirta, this cultivar has a UV-dark central bullseye and lighter ray tips. Equipment [Nikon D600-broadband + Nikon 105mm f/4.5 UV-Nikkor] Visible Light [f/16 for 1" @ ISO 100 with onboard Flash and Baader UVIR-Block Filter] Ultraviolet Light [f/16 for 25" @ ISO 400 with SB-14 UV-modified Flash and Baader UV-Pass Filter] Visible Light [f/16 for 1.6" @ ISO 100 with onboard Flash and Baader UVIR-Block Filter] Ultraviolet Light [f/16 for 20" @ ISO 400 with SB-14 UV-modified Flash and Baader UV-Pass Filter] Link to comment
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