Eurycoma longifolia

Eurycoma longifolia

Eurycoma longifolia is a plant that belongs to the family of bitter ash plants ( Simaroubaceae ). It is native to Indonesia, Malaysia, Philippines, Thailand, Myanmar, Vietnam, Cambodia and Laos.

Trivial name for Eurycoma longifolia are in different languages ​​: Malaysian penawar pahit, penawar bias, bedara merah, putih bedara, lempedu pahit, Payong ali, tongkat Baginda, muntah bumi, petala bumi, tongkat ali and pasak bumi; Indonesian Bidara loud; Javanese babi kurus; cay ba binh Vietnamese; Lao tho nan; Thai hae phan chan, plaa lai phuenk and phiak.

  • 2.1 Notes and references

Description

Vegetative characteristics

Eurycoma longifolia grows as a shrub or small tree in Ur and secondary forests up to plant height, usually 12 to rarely to 15 meters. They grow without or with few erect branches.

The leaves are usually umbrella-like focus on the tips of the branches. The 45 to 80 -inch-long leaves are pinnate. The 20 to 30 pair each against constantly opposing leaflets are leathery and narrow oblong.

Generative features

Eurycoma longifolia is dioecious getrenntgeschlechtig ( dioecious ), with male and female flowers on different copies. In large, 50 to 60 centimeters long, branched, paniculate inflorescences the many flowers appear. The five petals are hairy glandular. The five petals are purple - crimson. The female flowers have an ovary with a stylus, which ends in a five-lobed stigma, and large staminodes. The male flowers have five fertile stamens and a sterile punch. The main flowering period extends from June to July.

The egg-shaped with 1 to 2 inches in length and 0.5 to 1 cm in diameter stone fruit is initially green and later, when she has matured, dark red. The fruits mature mostly in September.

Swell

  • Data sheet issued by the International Centre for Science and High Technology of the United Nations Industrial Development Organization. ( Description section )
  • Lai Keng Chan, Tiing Sai Su & Chris KH Teo: A Preliminary Study on the Germination of Eurycoma longifolia Jack ( Tongkat Ali ) Seeds, In: Pertanika Journal of Tropical Agricultural Science. 25 (1 ), 2002, pp. 27-34: PDF Online.
Genus Species William Jack Drupe Agricultural Research Service
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