(Euphorbiaceae) Mallotus barbatus Muell. Arg.

Local name(s): ຕອງ ເຖົ້າ ຂົນ (tong tao khon)

Medicinal use(s): for liver disease

Part(s) used: stem

Field Characters: Treelet 2 m tall, hairy, leaves cordate in shape, petiole peltate.

Locality: Khammouane Province, Nyomalat District, at the eastern flank of the Nakai Nan Theum National Park, Pou Ark Mountain. GPS reading: 17o 58’ N; 105o 48’ E.

Habitat: Secondary forest along the road.

Altitude: 204m asl. 

Collector(s): D.D. Soejarto, M. Xayvue, M. Vantanouvong

Collection number(s): DDS 15498

Collection Date: May 29, 2023

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

Synonyms, images, taxonomic description: 


Plants of the World onlineFlora of China Vol. 11 Pages 226, 232, 233GBIF | Global Biodiversity Information Facility

Useful references:


Giang PM, Trang VM,  Son PT. Phytochemical studies on Mallotus barbatus . Chem Nat Compd 2013, 49, 129–130. https://doi.org/10.1007/s10600-013-0530-3 https://link.springer.com/article/10.1007/s10600-013-0530-3#citeas


Nguyen Hoang Anh, SeonJu Park, Do Thi Trang et al. Genus Mallotus (Euphorbiaceae): A review on traditional medicinal use, phytochemistry, and biological activities. Vietnam Journal of Science and Technology 2022, 60 (2) 141-174. doi:10.15625/2525-2518/16634  https://lumina.sh/c5bbe32b-4fb7-476a-81aa-fe269f67f283/file/1ff84bbf-3e69-526f-beae-c73aa88065c0


Ren C, Hou P, Li J, Huang Y et al. Megastigmane glycoside and phenol glycosides from the bark of Mallotus barbatus. Nat Prod Res. 2023, Oct 22:1-8. doi: 10.1080/14786419.2023.2272284. Epub ahead of print. PMID: 37867299. https://pubmed.ncbi.nlm.nih.gov/37867299/