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Project Noah Nature School
Echinopsis sp. (Trichocereus weberbamery)
Life and mathematics. This is a nice example of glide reflection plane. It consists of reflection in the central vertical plane followed by a translation along the vertical.
South America. This specimen was spotted at the Invernadero del palacio de Cristal de la Arganzuela, Madrid
Camera Model: NIKON D300 Exposure Time: 1/250 sec. f/8.0 ISO Speed Rating: 200 Focal Length: 90.0 mm Flash fired
Spotted on Feb 26, 2012
Submitted on Mar 8, 2012
2 Comments
Thanks Karen
Very nice graphic photos!