(Acanthaceae) Thunbergia grandiflora Roxb. 

Local name(s): ເຄືອ ​ນ້ຳ ​ແນ້ (kheua nam neh) 

Medicinal use(s): Antidote for intoxification 

Part(s) used: Vine

Field Characters: Vine, flowers light blue to pinkish blue. Very common plant.

Locality: Luang Prabang Province, Pak Ou district, Medicinal Biodiversity Preserve above Somsanouk village. 

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 15443

Collection Date: February 11, 2020

Additional information:  

Voucher specimen is in deposit at the Field Museum (F) Herbarium, Chicago, USA under accession no. 2330013. 

Synonyms, images, taxonomic description: 

Plants of the World onlineGBIF | Global Biodiversity Information Facility

Useful references:


Ibrahim MT, Abu El wafa SA, Sleem AA. Phytochemical and Biological Investigation of Thunbergia grandiflora. Journal of Pharmacognosy and Phytochemistry 2017, 6(2): 43-51.  chrome-extension://efaidnbmnnnibpcajpcglclefindmkaj/https://www.phytojournal.com/archives/2017/vol6issue2/PartA/6-1-74-918.pdf 


Mbachu KA, Moronkola DO. Compositions of Thunbergia grandiflora Leaf and Root Essential Oils. Journal of Advances in Medical and Pharmaceutical Sciences 2017, 15(1): 1-8. DOI: 10.9734/JAMPS/2017/35836