Monographs Details: Styrax guanayana Maguire & K.D.Phelps var. guanayana
Authority: Maguire, Bassett. 1978. The botany of the Guayana Highland--part X. Mem. New York Bot. Gard. 29: 1-288.
Discussion:3a. Styrax guanayana Maguire & Phelps var guanayana Known only by the type collection: 1800 m alt, Cerro Guanay, Territorio Amazonas, Venezuela, 4 Feb 1951, Bassett Maguire, Kathleen D. Phelps, Charles B. Hitchcock, & Gerardo Budowski 31750 (holotype NY).