Dokong

Dokong

Lansium Domesticum

Keluarga : Meliaceae

Genera : Lansium

Nama Saintifik : Lansium domesticum

Nama Tempatan : Dokong

Asal-usul dan Taburan :

Thailand ke New Guinea. Kini ianya boleh didapati di kawasan tropika di seluruh dunia. Di Borneo, ia boleh ditemui di keseluruhan pulau.

Deskripsi Tumbuhan :

Lansium domesticum adalah pokok yang teguh, berdahan pendek, dan ketinggiannya boleh mencapai 10-15m. Kulitnya kasar dan berwarna coklat kemerahan atau coklat kekuningan. Daunnya adalah jenis daun pinat dengan panjang 22.5-50cm panjang dan mempunyai 5-7 helai anak daun untuk satu daun. Bunganya adalah dalam jambangan dan berwarna putih atau putih kekuningan. Isinya berwarna putih lembut dan mempunyai 5 hingga 6 segments untuk satu buah. Bijinya berwarna hijau dan agak besar, dengan saiz 2-2.5cm panjang dan 1.25-2cm lebar. Rasa bijinya adalah pahit, dan jika isinya dimakan bersama bijinya, buah akan berasa sedikit pahit.

Kegunaan :

-Kulit kayunya pahit dan boleh digunakan sebagai ubat untuk merawat pelbagai penyakit.

-Buahnya boleh dimakan begitu sahaja atau dimasak untuk dijadikan manisan.

-Kayunya berwarna coklat cair, sederhana keras, dan digunakan secara meluas dalam pembinaan rumah, bumbung dan peralatan kayu kecil.

-Resinnya tidak beracun dan boleh dijadikan sebagai penawar kepada cirit birit dan kekejangan usus.

-Biji buahnya yang telah dihancurkan boleh digunakan untuk menurunkan suhu badan.

-Kulit kayunya boleh digunakan untuk menghilangkan bisa kala jengking.

-Cecair daunnya boleh dijadikan sebagai 'eye drop' untuk merawat keradangan.

*penggunaan tumbuhan ini sebagai ubatan bergantung kepada kesesuaian individu dan saranan daripada pengamal perubatan amatlah digalakkan.

Family : Meliaceae

Genus : Lansium

Scientific name : Lansium domesticum

Vernacular name : Dokong

Origin and distribution :

Thailand to New Guinea. Nowadays cultivated in the tropics world-wide. In Borneo it is found throughout the island.

Plant description :

Lansium domesticum is an erect, short-trunked, slender or spreading, reaching 10-15 m in height, with red-brown or yellow-brown, furrowed bark. Leaves pinnate, 22.5-50 cm long, with 5-7 alternate leaflets, obovate or elliptic-oblong, pointed at both ends, 7-20 cm long, slightly leathery, dark- green and glossy on the upper surface, paler and dull beneath, and with prominent midrib. Flowers small, white or pale-yellow, fleshy, mostly bisexual, borne in simple or branched racemes which may be solitary or in hairy clusters on the trunk and oldest branches, at first standing erect and finally pendant, 10-30 cm long. Fruits borne 2-30 in a cluster, oval, ovoid-oblong or nearly round, 2.5-5 cm in diameter, and have light greyish-yellow to pale brownish or pink, velvety skin, leathery, thin or thick, and containing milky latex. There are 5 or 6 segments of aromatic, white, translucent, juicy flesh (arils), acid to sub-acid in flavor. Seeds, which adhere more or less to the flesh, are usually present in 1 to 3 of the segments. They are green, relatively large, 2-2.5 cm long and 1.25-2 cm wide, very bitter, and sometimes, if the flesh clings tightly to the seed, it may acquire some of its bitterness.

Uses :

-The bark is bitter and used as medicine against all sorts of illnesses.

The fruits are edible. The peel of the dokong is easily removed and the flesh is commonly eaten out-of-hand or served as dessert, and may be cooked in various ways. The peeled, seedless or seeded fruits are canned in syrup or sometimes candied.

-The wood is light-brown, medium-hard, fine-grained, tough, elastic and durable, weighing 840 kg/ cu m. It is utilized in Java for house posts, rafters, tool handles and small utensils.

-The resin is non-toxic and administered to halt diarrhoea and intestinal spasms.

-The pulverized seed is employed as a febrifuge and vermifuge.

-The bark is poulticed on scorpion stings.

-Leaves may be combined with the bark in preparing the decoction. The leaf juice is used as eye-drops to dispel inflammation.