(Rubiaceae) Ridsdalea venalis (Bremek.) J.T.Pereira

Local name(s):  ຕົ້ນກະດອມ (Ton ka dom

Medicinal use(s): treat fever; as a bitter tonic

Part(s) used: stem

Field Characters: Tree 5-8 m high. Inflorescence axillary. Fruit a berry, two seeds. 

Locality: Khammuan Province; Nyommalath District; Thongkong Village, road side of Route to MBP at the southern reaches of Nakai Nam Theum National Park. 

Habitat: Tropical rainforest on flat level lands. 

Altitude: 150 m asl. 

Collector(s): ): O. Souliya, K. Phoulivong, D. Makiem, S. Pimmavong 

Collection number(s): YML_064

Collection Date: July 21, 2023

Additional information:  

Voucher specimen is in deposit at the Field Museum (F) Herbarium, Chicago, USA under accession no. 2336334.

Synonyms, images, taxonomic description: 


Plants of the World online

Medicinal properties:


Wonkam AK, Njanpa CA, Wouamba SC, et al.. Rothmanniamide and other constituents from the leaves of Rothmannia hispida (K.Schum.) Fagerl. (Rubiaceae) and their chemophenetic significance. Biochemical Systematics and Ecology 2020, volume 93, 104137. https://doi.org/10.1016/j.bse.2020.104137 .