(Dipterocarpaceae) Shorea siamensis Miq. 

Local name(s): ກົກເພົາ (kok phao)

Medicinal use(s): 

Part(s) used: 

Field Characters: Tree 20 m tall, dbh 30 cm, bark gray, leaves large, ovate-elliptic, open flowers yellow, flower buds yellowish green. Very common.

Locality: Luang Prabang province, Park Ou district, Medicinal Biodiversity Preserve above Somsanouk village.

GPS reading: 20o 04.088’ N; 102o 16.438’ 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: 390 m asl. 

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

Collection number(s): DDS 15435

Collection Date: February 11, 2020

Additional information:  

Voucher specimen is in deposit at the Field Museum (F) Herbarium, Chicago, USA under accession no. 2330005.

Synonyms, images, taxonomic description: 

Plants of the World onlineGBIF | Global Biodiversity Information FacilityShorea siamensis Miq. (Dipterocarpaceae) Useful Tropical Plants

Useful references:

Muhammad N, Ibrahim N, Mohamad Ali NA, et al. Chemical Composition, Antioxidant and Antibacterial Properties of the Essential Oils of Shorea acuminata (Dipterocarpaceae). Journal of Essential Oil Bearing Plants 14(6):708-716. DOI: 10.1080/0972060X.2011.10643993 


Musa A, Aminah NS, Kristanti AN, et al. Phytochemical and pharmacological profile of genus Shorea: A review of the recent literature. Heliyon 2023,10(2):e23649.  doi: 10.1016/j.heliyon.2023.e23649