Alpine thistle

Cirsium scopulorum

Cirsium scopulorum - alpine thistle. The photo was taken on June 24, 2006.
Photo Technical Data:
Aperture f 11, exposure 1/350 s, ISO 200
Canon 1Ds mk II with Canon Macro Lens EF 180mm 1:3.5 L USM lens.
Click on the thumbnails on the right to enlarge.