2.1. Material

The material used for the drug of bangle generally is extract of the bangle rhizome (Fig. 1), while the synonyms of Zingiber montanum J.König, among others are Amomum cassumunar (Roxb.), Zingiber cassumunar (Roxb), Zingiber cliffordiae (Andrews), Zingiber luridum (Salisb), Zingiber purpureum (Rosc), Zingiber xantorrhizon (Steud) (Lim, 2016).

Rhizome and herbal bangle (Zingiber montanum J.König).

Bangle plant (Zingiber montanum) in Indonesia is also called Banggele, Banglai, Bengle, Bungle, Mungle, Kunit Bolai but is most commonly called bangle. In Malaysia, this plant is also called Bangle, Bolai, Boleh, Bonglai, but most commonly it is called Bangle, while in Thailand it is most commonly called Phlai or Plai (Lim, 2016).