Eria elongata

Lindl . in Journ . Linn. Soc. iii. 49 ; characters of Eria flava , but spikes often much longer , flowers smaller , often pdicelled , petals oblanceolate . Eria flava , Griff . Notul . iii. 301 ; Wall. Cat. 1973/9 (in part) .

TENASSERIM and AVA , Wallich , Griffith , Lobb, Parish .

I doubt this being more than a variety of Eria flava , but there may be several species included under this and Eria flava .