Boesenbergia maxwellii

Boesenbergia maxwellii is a plant species in the family Zingiberaceae and tribe Zingibereae; its native range is in Indo-China from Myanmar to Laos.

Description
B. maxwellii is a herb, growing up to 1.5 m tall. The rhizome is small and approximately spherical, 10-20 mm in diameter, with numerous cylindrical tuberous roots. Its leaves are simple and alternate: dimension 300-500 x 150-250 mm. Its flower spikes arise directly from the rhizome; individual flowers are horn-shaped, up to 150 mm long. The flowers are white with a light labellum and dark pink- purple, sometimes with an orange base. Flowering (in Thailand) is in June–August.