Checklist of Plants of India

Asystasia gangetica  (L.) T. Anderson in Thwaites, Enum. Pl. Zeyl.: 235. 1860.

Justicia gangetica L., Cent. Pl. II: 3. 1756.

Asystasia gangetica var. mendeliana   S.R. Kundu & Mahua Pal, J. Econ. Taxon. Bot. 21(2): 486. 1997.

ssp. gangetica
Asystasia coromandeliana  Nees in Wall., Pl. Asiat. Rar. 3: 89. 1832.
Andaman and Nicobar Islands, Andhra Pradesh, Goa, Karnataka, Kerala, Madhya Pradesh, Maharashtra, Odisha, Sikkim, Tamil Nadu, West Bengal

ssp. micrantha (Nees) Ensermu in Seyani & Chikuni, Proc. XIII Plen. Meet. AETFAT, Zomba Malawi 1: 343. 1994.
Asystasia coromandeliana  var. micrantha   Nees in DC., Prodr. 11: 165. 1847.
West Bengal.

var. krishnae Tandyekk., Pandur. & N. Mohanan,, Rheedea 29(2): 174. 2019.
Endemic to India: Kerala (Kollam District).