767
Cleisostoma tenuifolium
Synonym
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:
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Aerides tenuifolia
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Family
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:
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Orchidaceae
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Flowering
and fruiting period
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:
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July-August
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Distribution
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:
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India and Thailand
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Distribution
in Kerala
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:
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Palakkad, Kottayam, Idukki, Pathanamthitta, Kannur,
Malappuram, Thrissur, Wayanad
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Habitat
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:
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Semi-evergreen and evergreen forests
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Key
botanical characters:
Pendulous epiphytic herbs, 20-30 cm long.
Leaves 10-12 x 0.5 cm, linear, strongly keeled and acute. Flowers yellow, in
3-6 cm long, leaf-opposed racemes. Dorsal sepal 4.5 x 1.2 mm, obovate-oblong,
lanceolate, acute, 3-veined; lateral sepals 3 x 1 mm, elliptic, acute,
3-veined. Petals 3 x 0.8 mm, falcately-oblong, truncate, 1-veined. Lip 2 x 4
mm, 3-lobed, side lobes 1.5 x 1 mm, ovate, apiculate, midlobe, 2 x 1 mm,
ovate, with 2 fleshy calli; spur 3 x 1 mm, oblong-ovoid.
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