]> Botany U. S. Department of Agriculture, Division of Forest Pathology Hedgcock, George Grant & Meinecke, Emilio Pepe Michael Hedgcock, George Grant & Meinecke, Emilio Pepe Michael G. G. Hedgcock & E. P. M. Meinecke Hedgcock, G. G. & Meinecke, E. P. M.