Native to 39 botanical countries across Temperate Asia, Tropical Asia, Australasia, and Pacific (source: POWO). Flora of the World documents 2 occurrences across 2 countries.
Location
Thailand, Ranong, Suk Samran (Nakha, Na Kha)
9.459667, 98.511111
Location Remarks
Klong Naka Wildlife Sanctuary. Near Ban Bang Man village. Along streams and slopes in tropical evergreen forest. 37 m elev.
Collectors
Sharon R. Christoph, Christopher Davidson, Voradol Chamchumroon, Nikhom Ritphet, S. Sirimongkol
Location
Vietnam, Lao Cai, Sa Pa (Ngũ Chỉ Sơn, Ban Khoang)
22.382222, 103.787778
Location Remarks
Ban Khoang Commune. Along road toward the commune 8 km from Sa Pa village. 1696 m elev.
Collectors
Jacinto (Jack) C. Regalado, Nguyen Sinh Khang, Christopher Davidson, Sharon R. Christoph
Kingdom
Plantae
Phylum
Tracheophyta
Class
Magnoliopsida
Order
Gentianales
Family
Rubiaceae
Genus
Ophiorrhiza
Authorship
L.