citronella

Calamus

  • English Name : Sweet flag
  • Local Name (Nepali Name)) : Bojho
  • BotanicalName : Acorus calamus
  • Family Name : Araceae
  • Season : June- july
  • Parts Used : Rhizomes

Description

A rhizomatous herb growing on marshy places. Leaves bright green, 15-25 cm long and 0.2-0.5 cm broad, ensiform with distinct midrib. Flowers small, yellow green arranged in cylindrical spadix. The rhizome is bitter. The rhizome is aromatic, carminative, emetic, antihelmintic, expectorant, antispasmodic and nerve tonic. It is used in dyspepsia, coleic, remittent fevers, diarrhea, dysentry, bronchial and chest affections.

Physical and Chemical Properties

  • Aroma : Warm, woody spicy
  • Specific Gravity : 1.0695 to 1.0795 at 23 C
  • Relative Index : 1.402 to 1.55895 at 23 C
  • Ester Value : 2 to 12
  • Ester Value after Acetylation : 8.5 to 12
  • Optical Rotation : (-) 0 to (-) 7 at 23 C
  • Acid Number : 0.5 to 2.5
  • Solubility : soluble in 0.4 to 1.5 vols of 80% alcohol
  • Soluble in water : Insoluble
  • Packaging : 1 kg, 5 kg, 10 kg, 25 kg