(Annonaceae) Polyalthia evecta (Pierre) Finet & Gagnep.

Local name(s): ນ້ໍາ ເຕົ້າ ແລ້ງ (nam tao laeng)

Medicinal use(s): Rheumatism, joint pain, as a tonic.

Part(s) used: root

Field Characters: Shrub 1 m tall, fruits light green, in bunches of 4 or more.

Locality: Bolikhamxay Province, Paksan district, Somsavath Village, Medicinal Plant Preserve, at 20 km from Paksan city center.

Habitat: Secondary forest. Remnants of broadleaved evergreen, lowland tropical rain forest, in regeneration from past conversion process.

Altitude: 190 m asl

Collector(s): D.D. Soejarto & O. Souliya

Collection number(s): DDS 15006

Collection Date: May 24, 2014

Additional information:

Voucher specimen is in deposit at the Field Museum (F) Herbarium, Chicago, USA under accession no. 2313884.

Synonyms, images, taxonomic description:

Plants of the World online

Useful references:

Kanokmedhakul S, Kanokmedhakul K, Kantikeaw I, Phonkerd N. 2-substituted furans from the roots of Polyalthia evecta. J Nat Prod. 2006 Jan;69(1):68-72. doi: 10.1021/np0503202. PubMed PMID: 16441071.
Machana S, Weerapreeyakul N, Barusrux S, Thumanu K, Tanthanuch W. Synergistic anticancer effect of the extracts from Polyalthia evecta caused apoptosis in human hepatoma (HepG2) cells. Asian Pac J Trop Biomed. 2012 Aug;2(8):589-96. doi: 10.1016/S2221-1691(12)60103-8. PubMed PMID: 23569977; PubMed Central PMCID: PMC3609358.
Prayong P, Barusrux S, Weerapreeyakul N. Cytotoxic activity screening of some indigenous Thai plants. Fitoterapia. 2008 Dec;79(7-8):598-601. doi: 10.1016/j.fitote.2008.06.007. Epub 2008 Jul 11. PubMed PMID: 18664377.