(Asparagaceae) Dracaena elliptica Thunb. & Dalm.

Local name(s): ຄອນແຄນ (Khone khaen)

Medicinal use(s): as poisoning antidote; also as treatment of snake bite 

Part(s) used: root

Field Characters: Large shrub, stem curving, flowers dirty white, set along long, pendulous and loose racemes.

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 19-022

Collection Date: March 24, 2014

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Local name(s): ຄອນ ແຄນ (khon khen)

Medicinal use(s):  Treat rheumatism, muscle pain. 

Part(s) used:  stem, root

Field Characters: Small tree, 3 m tall, fruits pale greenish-yellow, set on loose, spreading, long panicles.

Locality:  Bolikhamsay 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 15035

Collection Date: May 30, 2014

Additional information:  

Synonyms, images, taxonomic description: 

Useful references:

Al-Awthan YS, Bahattab OS. (2021). Phytochemistry and Pharmacological Activities of Dracaena cinnabari Resin. BioMed Research International 2021, 8561698. https://doi.org/10.1155/2021/8561696. 

Gupta D, Bleakley B,  Gupta RK. Dragon's blood: Botany, chemistry and therapeutic uses. Journal of Ethnopharmacology  2008, volume 115, issue 3, pages 361-380. https://doi.org/10.1016/j.jep.2007.10.018. 

 Sun J, Liu J-N, Fan B, et al. Phenolic constituents, pharmacological activities, quality control, and metabolism of Dracaena species: A review. Journal of Ethnopharmacology 2019, volume 244, 112138. ISSN 0378-8741. https://doi.org/10.1016/j.jep.2019.112138 .