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Cicuta maculata upper stem leaf, Water Hemlock

Detailed Description

Cicuta maculata,Water Hemlock. The most poisonous plant in North America. Children have died using the hollow stems as blowguns. Thankfully no children play outside any longer. Photo and specimen by Helen Lowe Metzman from 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.


Public Domain.