Palmorchis trinotata Dressler, Orquideología 20(3): 263, f. 1997.
TYPE: Panama. Colón, lower Río Guanche, 21 Aug 1974, sepals and petals pale green. lip with 3 lilac streaks, R.L. Dressler 4680 (holotype, MO; isotypes, FLAS, PMA, SEL).