TYPE: Panama. Chiriquí: Cerro Horqueta, detrás de Boquete, al E del Volcán Barú, ca. 2000 m, col 15 Mar 1981, pressed 7 June 1981, E. Hágsater, R.L. Dressler & C. Castro 6526 (holotype, AMO; isotypes, PMA, SEL, AMES, COL, CR, ENCB, F, G, INB, K, MEXU, MO, NY, P, QCNE, S, SCZ, US, USM, WIS; illustration of type).