Begonia hekensis D.C.Thomasin Edinburgh J. Bot. 66(1): 110. 2009
Isotype: Indonesia, Sulawesi,Sulawesi Tengah, Gunung Hek, alt. 1009 m, 1°1'43.32"S, 122°11'32.82"E, riverbank near waterfall, WP17, 12 Apr 2008, Thomas, D.C. & Ardi, W.H. 08-43 (BO)
Isotype: Indonesia, Sulawesi,Sulawesi Tengah, Gunung Hek, alt. 1009 m, 1°1'43.32"S, 122°11'32.82"E, riverbank near waterfall, WP17, 12 Apr 2008, Thomas, D.C. & Ardi, W.H. 08-43 (CEB)
Holotype: Indonesia, Sulawesi,Sulawesi Tengah, Gunung Hek, alt. 1009 m, 1°1'43.32"S, 122°11'32.82"E, riverbank near waterfall, WP17, 12 Apr 2008, Thomas, D.C. & Ardi, W.H. 08-43 (E)