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Chelone glabra 4, White turtlehead, Howard County, Md, Helen Lowe Metzman

Detailed Description

White turtlehead. Chelone glabra. A good bumble bee plant and host for the Maryland State Butterfly, the Baltimore Checkerspot. Photo and specimen by Helen Lowe Metzman. Howard County, Maryland. 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.

Sources/Usage

Public Domain.