Veronica arvensis [Corn Speedwell]

[Andrea B.]

Blum, A.G. (2013) Veronica arvensis L. (Plantaginaceae). Corn Speedwell. Flowers photographed in ultraviolet and visible light. http://www.ultraviol...corn-speedwell/

Middletown, New Jersey, USA

14 May 2013

Wildflower

 

Comment: The zygomorphic flower, quite small (about 3/16") and almost stalkless, is UV-light with a dark eye.

 

Reference:

1. Newcomb, L. (1977) Corn Speedwell, page 96. Newcomb's Wildflower Guide. Little, Brown & Co., New York City, NY.

 

Equipment [Nikon D600-broadband + Carl Zeiss 60mm f/4.0 UV-Planar]

 

Visible Light [f/8 for 1/250" @ ISO 500 in Sunlight with Baader UVIR-Block Filter]

 

Ultraviolet Light [f/8 for 1/200" @ ISO 400 with SB-14 UV-modified Flash and Baader UV-Pass Filter]