(Apocynaceae) Alstonia scholaris (L.) R.Br.

Local name(s): ຕີນ ​ເປັດ (tin pet)

Medicinal use(s): To treat liver disease. 

Part(s) used: stem

Field Characters: Treelet, latex white. Plant sterile.

Locality: Luang Prabang Province, Pak Ou district, Medicinal Biodiversity Preserve above Somsanouk village. GPS reading: 20o 03.990’ N; 102o 16.534’ E.

Habitat: Subtropical monsoon forest on steep slope, ascending to the base of limestone mountain that rises precipitously to a peak of ca. 1000 m asl. Greater part of vegetation cover was leafless at the time of this fieldwork.

Altitude: 400 m asl. 

Collector(s): D.D. Soejarto, K. Sydara, M. Xayvue

Collection number(s): DDS 15462

Collection Date: February 13, 2020

Additional information:  

Voucher specimen is in deposit at the Field Museum (F) Herbarium, Chicago, USA under accession no. 2329977.

Synonyms, images, taxonomic description: 

Plants of the World onlineFlora of China Vol. 16 Pages 155GBIF | Global Biodiversity Information Facility

Useful references:


Alyaa Majid, Faraj HR. A review Study of The Chemical Constituents and Pharmacological Activities of Alstonia scholaris linn. University of Thi-Khar Journal of Science  2024, vol. 11 no. 1. DOI: https://doi.org/10.32792/utq/utjsci/v11i1

Khyade MS, Kasote DM, Vaikos NP. Alstonia scholaris (L.) R. Br. and Alstonia macrophylla Wall. ex G. Don: A comparative review on traditional uses, phytochemistry and pharmacology. J Ethnopharmacol 2014, 153(1):1-18.  DOI: 10.1016/j.jep.2014.01.025

Pandey K, Shevkar C, Bairwa K, et al. Pharmaceutical perspective on bioactives from Alstonia scholaris: ethnomedicinal knowledge, phytochemistry, clinical status, patent space, and future directions. Phytochem Rev 2020, 19, 191–233.  DOI: https://doi.org/10.1007/s11101-020-09662-z 

Zhao M-x, Cai J, Yang Y, et al. Traditional uses, chemical composition and pharmacological activities of Alstonia R. Br. (Apocynaceae): A review. Arabian Journal of Chemistry 2023, volume 16, issue 8. https://doi.org/10.1016/j.arabjc.2023.104857