Eulophia stenopetala is a species of orchid endemic to Bhutan.[1] The only material on this species from Bhutan is the holotype specimen collected by William Griffith in Bhutan in 1838 and resides at the Kew Herbarium with catalogue number K000852991.[2] Another specimen without any information on its location is also available at the Naturalis Biodiversity Center with catalogue number U.1466607.[3] The plant is currently considered extinct as numerous attempts to find it in the type locality failed.[4]
The epithet "stenopetala" was derived from Greek meaning narrow petals.[5]
This is a terrestrial orchid which grows on dry hills at around 1800m. It grows to 30-50cm in height. Pseudobulbs are irregular and the flowering scape is erect and ridged with clasping sheaths. Clasping sheaths are distant and ovate-lanceolate in shape. Two leaves present and they are linear in shape. Flowers are purple with darker purple veins. Special character if this species is the club-shaped spur of the flower.
The type locality of this plant is near Thinleygang in Punakha District.