Rudbeckia hirta 'Autumn Colors' [Gloriosa Daisy]

[Andrea B.]

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, USA

28 July 2013

Cultivar 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]