Rhyncostylis coelestis
This species - epiphyte - can be found all over S.E. Asia. Flowering time between April and June.
Stem reaches 16 cm to 25 cm, the length of the leaves ranges between10 and 15 cm, about 3cm to 5 cm wide. The inflorescence reaches between 17 and 24cm, carrying up to 50 flowers and more. Flowers are approx. 2 cm across, fragrant. Light blue sepals and petals with darker tips. Lip dark blue.