Narrow-Spike Oberonia
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Narrow-Spike Oberonia
P Native Photo: P.S. Sivaprasad
Common name: Narrow-Spike Oberonia
Botanical name: Oberonia wightiana    Family: Orchidaceae (Orchid family)
Synonyms: Oberonia arnottiana, Oberonia stachyoides, Iridorchis wightiana

Narrow-Spike Oberonia is a mini-miniature sized, hot to cool growing, tree-dwelling orchid, with 3-5, sword-shpaed, often curved, pointed-tapering leaves, up to 15 x 1 cm. Flowering stems are round in cross-section. Flower-spikes are up to 15 cm long. Flowers are 3.5 x 1.5 mm, orange yellow, scattered on the axis; dorsal sepal oblong, blunt, entire; lateral sepals ovate-oblong, somewhat pointed. Petals are linear, blunt, entire; lip 2 mm across, 3-lobed; lateral lobes oblong, strap-shaped, wing-like on spreading; midlobe 2-lobuled; lobules strap-shaped, toothed at tip, diverging; disc ovate, indistinct. Narrow-Spike Oberonia is found in South India and Sri Lanka. Flowering: August-November.

Identification credit: P.S. Sivaprasad Photographed in the Nilgiris, Tamil Nadu.

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