|  | C. aeruginosa Roxb 
 | Floral Characters |  | Spike position | Lateral |  | Colour of the fertile bract | Green with light purple colour at the tip |  | Colour of the coma bract | Pink |  | Colour of the corolla | Pale yellow |  | Colour of the labellum | Yellow |  | Anther spur | Present | 
| Rhizome Characters |  |
 | Rhizome colour | Pale blue |  | Aroma of Rhizome | Comphoraceous |  | Flavour/taste of rhizome | Bitter | 
| Leaf Characters |  |
 | Colour of leaf Sheath | Purple |  | Leaf midrib colour | Purple |  | Leaf  pubescence | Glabrous | 
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