04 May 2020, Truong Ba Vuong, Nguyen Van Canh, BV623.
This plant maybe O. pumilio but I am not sure, the apex of mid lobe lip reture/emarginate, the floral bract not like O. rufilabris also mid lobe lip not deeply bilobed as O. rufilabris
Record creation: 2025-02-03, Аверьянов Леонид ВладимировичCitation: Specimen LE 01255585 // Virtual herbarium of Komarov Botanical Institute RAS — http://re.herbariumle.ru/01255585