SITF confirms this plant as Tolumnia variegata (May 2023). This plant matches the description in the IOSPE with thin, falcate leaves that are minutely serrulate, seen under magnification. The plant falls within the range of variability for this species. The flowers measure about 1.3 cm which matches in the OW the Baker's description of Tolu. leiboldii, which is synonymous with T. variegata. There are closely matching images in the OW, IOSPE and the orchidroots.com show show the variability of this species.