Chromoblastomycosis is a fungous disease which, although rare, is worldwide in distribution. Five cases have been reported in continental United States. One of these, the first case recorded in medical literature, was reported in 1915 by Medlar1and Lane2from Boston, and the etiologic agent was named Phialophora verrucosa. The second case3in continental United States (which was from Texas) and the fourth4(from St. Louis) were also caused by this fungus. The third case5from this continent was reported from North Carolina. That case, the fifth6(from Philadelphia) and the sixth, which we are now reporting from Atlanta, Ga., were caused by a related fungus which Brumpt7named Hormodendrum pedrosoi when he studied the first known South American cases. The latter fungus has been the etiologic agent in most of the studied cases from other parts of the world (including those from