(Rutaceae) Acronychia pedunculata (L.) Miq.

Local name(s): (kheua ta kuang)

Medicinal use(s): Stop flatulence. 

Part(s) used: liana

Field Characters: Treelet, fruits profuse, greenish yellow.

Locality: Savannakhet Province, Kaysone district, Medicinal Biodiversity Preserve, at 19 km from city center on road Kaysone-Seno.

Habitat: Broadleaved evergreen, lowland tropical rain forest in regeneration from some degree of past conversion. Forest edge, roadside.

Altitude: 158 m asl 

Collector(s): D.D. Soejarto, K. Sydara, O. Souliya

Collection number(s): DDS 14942

Collection Date: December 18, 2013

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Local name(s): ເປົ້າແຂບທອງ, ຊົມຊື່ນໃຫຍ່, ເປົ້າທອງ (Paokhaep thong, Xom xeun nhai, pao thong)

Medicinal use(s): treat red rashes on body

Part(s) used: leaf, also stem

Field Characters: Small tree 3-4 m high, opposite leaves, round fuits when rip is yellow.

Locality: Dong na tat forest preserve, Km 19,  Kaisone phomvihan district, Savannakhet province.

Habitat: Broadleaved monsoonal forest.  Forest opening.

Altitude: 160 m asl. 

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

Collection number(s): KS 19-012

Collection Date: March 24, 2014

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(Rutaceae) Acronychia pedunculata  (L.) Miq.

Local name(s): ເປົ້າທອງ (ຂົມລະຫວານຈໍ້ດົງ) (Pao thong, Khoum la van chor dong )

Medicinal use(s): treat nervous system disorder 

Part(s) used: stem, leaf

Field Characters: Tree 10 m tall, dbh 30 cm, bark gray, fruits green.

Locality: Oudomxay, Muang Xay District, Donxay Village, Medicinal Biodiversity Preserve, about 3 km south of the city. GPS reading: At the vicinity of 20o 40.0181’ N; 102o 00.155’ E.

Habitat: Forested slope in a broadleaved, mixed evergreen lowland tropical rainforest on a mountain slope.

Altitude: 750-800 m asl. 

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

Collection number(s): DDS 15092

Collection Date: September 26, 2014

Additional information:  

Voucher specimen is in deposit at the Field Museum (F) Herbarium, Chicago, USA under accession no. 2313693; 2313740; 2314173 .

Synonyms, images, taxonomic description: 

Plants of the World onlineFlora of China Vol. 11 Pages 77GBIF | Global Biodiversity Information Facility

Useful references:


Diep TT, Dung LV, Trung PV, et al. Essential oils from Acronychia pedunculata (L.) Miq. in Vietnam: chemical composition, antimicrobial, cytotoxicity and nitric oxide inhibition activities. Journal of Essential Oil Bearing Plants 2023, Volume 26, Issue 6, Pages 1460-1472. Published online: 30 Nov 2023. https://doi.org/10.1080/0972060X.2023.2287595


Epifano F, Fiorito S, Genovese S. Phytochemistry and pharmacognosy of the genus Acronychia. Phytochemistry 2013, volume 95, pages 12-18.ISSN 0031-9422. https://doi.org/10.1016/j.phytochem.2013.07.013

Gamage U, Kalpani R. Acronychia pedunculata leaves and usage in pain. In book: Treatments, Mechanisms, and Adverse Reactions of Anesthetics and Analgesics 2022, pp.321-327. DOI:10.1016/B978-0-12-820237-1.00029-6

Ninh The, Son. Genus Acronychia: An extensive review on phytochemistry and pharmacological activities. Mini-Reviews in Organic Chemistry 2023, 20: 818-841.. DOI:10.2174/1570193X20666221026162904


Ramya S, Manivannan HP, Veeraraghavan VP, Francis AP.  In Silico Analysis of Selective Bioactive Compounds from Acronychia Pedunculata as a Potential Inhibitor of HER2 in Colorectal Cancer. Journal of Pharmacy & Bioallied Sciences 2024, 16(suppl 2), S1281. https://doi.org/10.4103/jpbs.jpbs_570_23  
Ratnayake WMKM, Suresh TS, Abeysekera AM, et al. Acute anti-inflammatory and anti-nociceptive activities of crude extracts, alkaloid fraction and evolitrine from Acronychia pedunculata leaves. J Ethnopharmacol  2019, 238:111827. DOI: 10.1016/j.jep.2019.111827 .