Synonyms: Echites scholaris L.
Growth Habit: Tree
Bangla/Vernacular Name: Chattim, Chhaitan; Khami, Chhatni (Sylhet). Ghaitan, Saptapani, Satni
Tribal Name: Sesna (Chakma), Sakehan; Sokchuan; Bor-chhak-chhan (Garo), Chong Laong; Chai Lang (Marma), Klatan (Murang), Silema (Rakhaing), Chenchana Gaith (Tanchangya). Satuang (Tripura),
English Name: Devil's tree, Dita bark tree.
A medium-sized, sometimes very tall, evergreen trees with copious white latex; branches whorled. Leave coriacious, oblong-lanceolate, whorled. Flowers small, greenish white, in many flowered capitate cymes. Fruits narrow, cylindrical follicles, pendulous in clusters.
Principal constituents of leaf, barks of stems and roots are indole alkaloids, picrinine, nareline, akuammicine, scholarine, strictamine, tetrahydroalastonine, detamine, echitenine, echitamine, ditamine, echitamidine, stigmasterol, ß-sitosterol, campesterol, flavanols, a- & ß-amyrin, lupeol, lupeol acetate and phenolic acids. Fresh leaves also contain five alkaloids, including nareline, akuammidine, picralinal, picrinine and ?-akuammigine. Stem bark contains echitamine, a glycoside of venoterpine, sterols, ß-sitosterol, triterpenes, saponins, lactones, a-amyrin acetate.
Alstonia scholaris (L.) R. Br.
Bark has also been reported to contain a blood sugar reducing agent. The non-alkaloidal constituents of the leaves are ß-sitosterol, betulin and ursolic acid. Flowers contain the alkaloids picrinine (reported to possess central nervous system depressant action), strictanine and tetrahydroalastonine. They also contain n-hexacosane, lupeol, ß-amyrin, palmitic and ursolic acids and an essential oil. Trunk bark and fruit contains rhazine (Ghani, 2003; Asolkar et al., 1992).
All over Bangladesh in forest and village thickets.
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