(Acanthaceae) Thunbergia grandiflora Roxb. 

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

Medicinal use(s): Antidote for intoxication 

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

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Local name(s): (namnae)

Medicinal use(s): Used to treat pneumonia.

Part(s) used: liana

Field Characters: Liana, 10-15 m long, hairy. Leaves opposite, petiole long, lobe cordate, margins waved. Flowers with 5 corolla, pink. Four big pistils.

Locality: Oudomxay province, La District, Dornsaart Village. GPS reading: 20o 51.72’ N; 101o 6.90’ E.

Habitat: -

Altitude: 343 m asl 

Collector(s): B. Southavong, B. Vanavong, K. Kunsawanh, S. Saynhasing

Collection number(s): Southavong LAOS 376

Collection Date: March 23, 2002

Additional information:  

Voucher specimen is in deposit at the Field Museum (F) Herbarium, Chicago, USA under accession no. 2330013; 2245905. 

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. 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