(Ancistrocladaceae) Ancistrocladus tectorius (Lour.) Merr.

Local name(s): ເຄືອ ຫາງ ກວາງ (kheua hang kouang)

Medicinal use(s):  rheumatism, stomach ache

Part(s) used: liana stem

Field Characters: Liana, leaves elliptical, spirally arranged, 1" – 1.5" long. In more mature plants small woody hooks subtend the stem singly.

Locality: Bolikhamxay Province, Bolikhan District, Somsavath Medicinal Plant Preserve, off road near Ban Kampay and Ban Somsavath.

Habitat: Roadside. Good quality, secondary rainforest, on a mountain slope.

Altitude:  163 m asl 

Collector(s): J. M. Henkin, O. Souliya

Collection number(s): JMH 71

Collection Date: December 15, 2015

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Local name(s): ເຄືອຫາງກວາງ (Kheua hang kuang)

Medicinal use(s):  as a tonic for fever.

Part(s) used: stem

Field Characters: Kheua van yen is a liana with long leaves and yellow-brown fruit wings.

Locality: Dong na tat forest  preserve, Km 19, Kaisone Phomvihan district, Savannakhet Province. GPS reading: : 16o 39.313’ N; 104o 51.947’ E.

Habitat: Monsoonal forest. Forest opening.

Altitude:  160 m asl 

Collector(s): K. Sydara, M. Xayvue, Th. Sonemanyvong 

Collection number(s): KS 19-035

Collection Date: March 24, 2014

Additional information:  

Synonyms, images, taxonomic description: 

Useful references:

Feineis D, Bringmann G. Chapter One - Structural variety and pharmacological potential of naphthylisoquinoline alkaloids. In: Hans-Joachim Knölker, Editor, The Alkaloids: Chemistry and Biology, Academic Press, volume 91, 2024, pages 1-410. ISSN 1099-4831. ISBN 9780443295546. https://doi.org/10.1016/bs.alkal.2024.03.001. (https://www.sciencedirect.com/science/article/pii/S1099483124000014)

Kim M, Paik JH, Lee H, et al. Ancistrocladus tectorius Extract Inhibits Obesity by Promoting Thermogenesis and Mitochondrial Dynamics in High-Fat Diet-Fed Mice. Int J Mol Sci  2024, 25(7), 3743. https://doi.org/10.3390/ijms25073743

LI Ke-ke,GONG Xiao-jie. Studies progress on chemical constituents of Ancistrocladus tectorius and its pharmacological activites. NATURAL PRODUCT RESEARCH AND DEVELOPMENT, 2019, 31(增刊1): 143-151. URL: https://www.trcw.ac.cn/EN/10.16333/j.1001-6880.2019.S.025. 

Manfredi KP, Britton M, Vissieche V, Pannell LK. Three new naphthyldihydroisoquinoline alkaloids from Ancistrocladus tectorius. J Nat Prod 1996, 59(9):854-9. DOI: 10.1021/np960410u

Said IM, Ahmad IB, Yahya MD, Marini AM.(2001) Biological Activity Studies of Ancistrocladus tectorius, Pharmaceutical Biology 2001, 39(5):357-363. https://doi.org/10.1076/phbi.39.5.357.5897

 Taylor CM, Gereau R, Walters GM. Revision of Ancistrocladus Wall. (Ancistrocladaceae). Annals of the Missouri Botanical Garden 2005, 92(3):360-399. https://www.researchgate.net/publication/283732392_Revision_of_Ancistrocladus_Wall_Ancistrocladaceae