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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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