HT: Cephaelis borucana Ant. Molina. - Ceiba 4(1): 31. 1951. (Ceiba) P.H. Allen 5540; 22 May 1950; Costa Rica: Puntarenas: forest near Esquinas Experimental Station, area between Río Esquinas and Río Palmar Sur de Osa, 200 ft (US-2215926 (photo, MEXU, PTBG); IT: EAP, F, US-2828131 (photo, MEXU, PTBG))

• Type discussion:  Dorr, L. J., G. E. Pilz & J. K. Boggan. 2009. The transfer of types from the Escuela Agrícola Panamericana to the U.S. National Herbarium in 1956 by Louis O. Williams. Taxon 58(3): 1001.