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Plant Details
Dillenia pentagyna Roxb.

Synonyms : Dellenia augusta Roxb  , Colbertia augusta Wall

Family : Dilleniaceae

Parts Used : Fruit , Flower

Vernacular Names :-

English : Dillenia
Malayalam : Punna, Kodapunna
Hindi : Karmal
Sanskrit : Sabar dare; Sahar dare
Assamese : Akshi
Bengali : Karkotta
Kannada : Kanigala
Tamil : Naytekku
Telungu : Chinna kalinga.

Distribution and Habitat:  Found through out the plains of India, Assam, Western Peninsula, Myanmar and Nepal.

Botany: Spreading tree, branches rough and scarred, young parts very silky, bark grey 

  • Leaves: Alternate, deciduous petiole long, broadly winged, at times, ½ amplexicaul, older portion glabrous but younger silky pubescent, lamina simple, oblong lanceolate, strongly serrate
  • Inflorescence: Umbels axillary and contains 5-8 flowers; flowers yellow, 2.5 cm in diameter
  • Fruit: Globose, formed of thickened calyx enclosing indehiscent carpels.

Properties: Cooling agent, and laxative

Chemical constituents: Stem bark-betulin, betulinic acid, lupeol, morolic acid. Stem contains  flavonone glyceride.

Uses:  Bark as ingredient of medicine for carbuncle, fistula, inter coastal neuralgia, pleurisy, pneumonia and sore. 

Propagation: By seeds