(Apocynaceae) Tabernaemontana peduncularis Wall.

Local name(s): (mouk nyai)

Medicinal use(s): Treat diarrhea.

Part(s) used: stem wood

Field Characters: Treelet, latex profuse, milky white, sticky, flowers dull pale yellow to cream-colored.

Locality: Bolikhamxai Province, Paksan district, Somsavath Village, Medicinal Plant Preserve, at 20 km from Paksan city center.

Habitat: Secondary forest. Remnants of broadleaved evergreen, lowland tropical rain forest, in regeneration from past conversion process.

Altitude: 190 m asl 

Collector(s): D.D. Soejarto & O. Souliya

Collection number(s): DDS 15048

Collection Date: May 30, 2014

Additional information:  

Voucher specimen is in deposit at the Field Museum (F) Herbarium, Chicago, USA under accession no. 2313925.

Synonyms, images, taxonomic description: 

Plants of the World onlineGBIF | Global Biodiversity Information Facility

Useful references:

Abubakar IB, Loh HS. A review on ethnobotany, pharmacology and phytochemistry of Tabernaemontana corymbosa. J Pharm Pharmacol 2016, 68(4):423-32. DOI: 10.1111/jphp.12523


Marinho FF, Simões AO, Barcellos T, Sidnei Moura. Brazilian Tabernaemontana genus: Indole alkaloids and phytochemical activities. Fitoterapia 2016, volume 114, pages 127-137. DOI:10.1016/j.fitote.2016.09.002

Traxler F, Zhang H, Mahavorasirikul W, et al.  Two Novel Iboga-Type and an Oxindole Glucuronide Alkaloid from Tabernaemontana peduncularis Disclose Related Biosynthetic Pathways to Tabernaemontana divaricate. https://doi.org/10.3390/molecules28186664