Hydrastis canadensis 2, Goldenseal flower, Howard County, MD, Helen Lowe Metzman

close up of image

Detailed Description

Goldenseal. Hydrastis canadensis. Another early spring bloomer. A long history as a native medicinal plant on the continent. Helen Low Metzman collected the specimen and took the picture. Photography Information: Canon Mark II 5D, Zerene Stacker, Stackshot Sled, 65mm Canon MP-E 1-5X macro lens, Twin Macro Flash in Styrofoam Cooler, F5.0, ISO 100, Shutter Speed 200 USGSBIML Photoshopping Technique: Note that we now have added using the burn tool at 50% opacity set to shadows to clean up the halos that bleed into the black background from "hot" color sections of the picture.


Image Dimensions: 4162 x 3624

Date Taken: