Synonyms: Calappa nucifera (L.) Kuntze, Cocos indica Royle
Family: Arecaceae - Palm family
Growth Habit: Palm
Bangla/Vernacular Name: Narikel, Dab, Naiyl (Noakhali).
Tribal Name: Nariul (Chakma), Kikuii (Khumi), Own-ui (Murang).
English Name: Cocoanut
A tall palm, 12-24 m high, with straight or curved annulate stem. Leaves large, 1.8-4.5 m long, pinnatisect; leaflets linear-lanceolate. Spadix long, stout, androgynous, simply panicled. Lower spathes 60-90 cm long, oblong, hard, spliting lengthwise. Fruit trigonously obovoid or subglobose, with a large cavity filled with sweetish fluid.
Seed kernel contains a fixed oil rich in tocopherols, fatty alcohol, triterpene alcohol, sterols and methyl sterols. A water-soluble galactmannan and a mannan have been isolated from the kernel. Fresh kernel also contains nitrogenous substances, fat, lignin sugars and inorganic substances. The green coconut water is a good source of potassium.
Coconut kernel and milk also contain enzymes, minerals, sugars, albumen, gum and tartaric acid. Oil contains caproic, caprylic, lauric, myristic, tridecanoic and undecanoic acids and triterpene alcohols, sterols and methyl sterols (Ghani, 2003).
Cocos nucifera L.
Cultivated widely throughout Bangladesh.