Description: English: Location taken: Behnke Nurseries, Beltsville, MD USA. Names: Stylophorum diphyllum (Michx.) Nutt., Celandine Poppy, Celandine-Poppy, Goldwood Poppy, Mock Poppy, Styloforum dwulistne, stylophore à deux feuilles, Wood Poppy, Wood-Poppy, yellow poppy, Yellow-Popp Classification: Plantae > Magnoliophyta > Magnoliopsida > Ranunculales > Papaveraceae > Chelidonieae >Stylophorum > Stylophorum diphyllum. Date: 25 April 2007. Source: source: David Stang. First published at ZipcodeZoo.com. Author: Photo by David J. Stang.