Dracontomelon
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Dracontomelon vitiense in Vatthe Conservation Park on Espiritu Santo Island , Vanuatu |
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Dracontomelon (Vietnamese: Chi Sấu) is a genus of plants from the sumac family(Anacardiaceae).
features
Dracontomelon are large, 20 to over 50 meters high, and partly by buttresses supported, evergreen arranged trees with alternate, odd pinnate leaves.
The whole-margined leaflets, which are divided into a short petiole and a leaf blade, are more or less opposite or alternate.
Axillary to terminal panicles are formed. The five-fold and bisexual flowers are white, greenish or yellow. There are ten stamens. There is a five-chambered, upper ovary with five styluses or five individual, partly overgrown or close-fitting pistils , each with a stylus. There may be a discus .
The fruits are spherical or ovate to ellipsoidal drupes . The exocarp (outer epidermis ) is orange or brown to black, the mesocarp fleshy, the endocarp (inner epidermis) woody with 5 apical germ caps (operculum). The round to ellipsoidal and more or less sculpted, pitted stone core contains one to two or more seeds .
distribution
The genus is common from India to Myanmar , Indochina , tropical China , Malesia and Fiji .
use
The fruits are edible, some species produce an appealingly colored, valuable wood.
species
9 types are currently accepted:
- Dracontomelon costatum flower
- Dracontomelon dao (Blanco) Merr. & Rolfe : It occurs in eastern India, Indonesia, Malaysia, Thailand, Cambodia, Myanmar, the Philippines, Papua New Guinea and the Solomon Islands.
- Dracontomelon duperreanum Pierre (syn. Dracontomelon sinense Stapf ): It occurs originally in Vietnam and in Guangdong, Guangxi and in southeastern Yunnan.
- Dracontomelon laoticum Evrard & Tardieu
- Dracontomelon lenticulatum H.P. Wilk.
- Dracontomelon macrocarpum H.L.Li : It occurs in southern Yunnan.
- Dracontomelon petelotii Tardieu
- Dracontomelon schmidii Tardieu
- Dracontomelon vitiense Engl.
Individual evidence
- ↑ a b c d Michael Allaby: A Dictionary of Plant Sciences. 2nd edition, Oxford University Press, 2006, ISBN 978-0-19-860891-2 .
- ↑ a b c Klaus Kubitzki (Ed.): Flowering Plants. Eudicots: Sapindales, Cucurbitales, Myrtaceae (The Families and Genera of Vascular Plants). Springer, 2011, ISBN 978-3-642-14396-0 , p. 40.
- ↑ S. Brief : Forest Flora of British Burma. Vol. I, 1877, p. 322, online at biodiversitylibrary.org.
- ↑ The Plant List: Dracontomelon
- ↑ a b Dracontomelon in the Germplasm Resources Information Network (GRIN), USDA , ARS , National Genetic Resources Program. National Germplasm Resources Laboratory, Beltsville, Maryland. Retrieved October 1, 2018.
- ↑ a b Tianlu Min & Anders Barfod: Dracontomelon flower. - Same text online as the printed work , In: Wu Zheng-yi, Peter H. Raven, Deyuan Hong (Ed.): Flora of China. Volume 11: Anacardiaceae. Science Press and Missouri Botanical Garden Press, Beijing and St. Louis 2010.
