Senna hebecarpa, American senna, old nectary gland close-up, Howard County, Md

Seeds and various parts of Senna hebecarpa, American Senna. The details of plants blooms and other body parts have their own beauty. Pictures and specimens by Helen Lowe Metzman, Howard County, MD. 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.