Corydalis flavula, Yellow Corydalis, Howard County, Md,

Ah, the dancing curves of Corydalis flavula. A small part of the glory of spring in the Mid-Atlantic states. Picture and specimen from Helen Lowe Metzman from 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.