Abstract
With 158 species, Zingiber Miller (1754), is one of the largest genera of Zingiberaceae mainly distributed from tropical to warm temperate Asia (WCSP 2015, Triboun et al. 2014, Chen et al. 2011 and references therein). In India, the genus is represented by 27 species (Rao & Verma 1972, Srivastava & Rao 1994, Jain & Prakash 1995, Kumar et al. 2013, Tripathi & Singh 2006, Sabu 2006, Sabu et al. 2013, Rajkumar & Leong-Škorničková 2013, Thongam et al. 2013, Thongam & Konsam 2014), of which 15 species are recorded from northeastern India, which is a hotspot for Zingiberaceae.