(Arecaceae) Rhapis laosensis Becc.

Local name(s): ສານ ເຕ້ຍ (san tai)

Medicinal use(s): treat extreme fever

Part(s) used: root

Field Characters: Herb, stem solitary, 20-30 cm long, covered with persistent leaf base. 

Locality: Khammouane Province; Nyomalat 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 and S. Pimmavong

Collection number(s): Onevilay_YML_057

Collection Date: July 22, 2023

Additional information:  

Voucher specimen is in deposit at the Field Museum (F) Herbarium, Chicago, USA under accession no. 2336040.

Synonyms, images, taxonomic description: 


Plants of the World onlineGBIF | Global Biodiversity Information Facility

Medicinal properties:


Hassanein HD, Elsayed WM, Abreu AC, et al. Polyphenolic constituents and antimicrobial activity of Rhapis excelsa (Arecaceae, Coryphoideae). Research Journal of Pharmaceutical, Biological and Chemical Sciences 2015, 6(1), pages 1714-1722 https://www.rjpbcs.com/pdf/2015_6(1)/[216].pdf  
Saravanakumar K. A study on phytochemicals, antioxidant activity and ft-ir analysis of Rhapis excelsa (Thunb.) A. Henry. European Journal of Pharmaceutical and Medical Research 2021. https://www.researchgate.net/publication/349366556_A_STUDY_ON_PHYTOCHEMICALS_ANTIOXIDANT_ACTIVITY_AND_FT-IR_ANALYSIS_OF_RHAPIS_EXCELSA_THUNB_A_HENRY