| Bicolor Clock Vine |
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| File size | 89334 |
| Original date | 10/10/07 12:06 PM |
| Resolution | 600 x 450 |
| Flash | Flash did not fire, auto |
| Focal length | 100.0mm |
| Exposure time | 1/60s |
| Aperture | 5.6 |
| Focus Distance | |
| Metering Mode | Multi-segment |
| Camera make | Canon |
| Camera model | Rebel T2i |
| Sensor type |
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Photo: |
Botanical name: Thunbergia bicolor Family: Acanthaceae (Acanthus family)
Synonyms: Thunbergia wightiana, Schmidia bicolor
Synonyms: Thunbergia wightiana, Schmidia bicolor
Bicolor Clock Vine is a critically endangered climbing
subshrub with spectacular hanging bicolor flower racemes. Flower bract
are showy, 2-2.5 cm across, heart-shaped-round, upper half orange red,
lower half pale yellow. Calyx is an entire or slightly finely-scalloped
ring. Flower are bluish or yellowish, prominent, the tube cylindric or
swollen, curved, the limb oblique; petals 5, twisted to the left in
bud. Leaves are opposite, up to 18 x 10 cm, ovate-triangular tapering,
flat or rounded at base, palmately veined, rounded toothed. Fruit is a
capsule, spherical below, suddenly narrowed to a barren sword-shaped
beak; seeds 2 in each cell, spherical. Bicolor Clock Vine is endemic to
Souther Western Ghats.
| Identification credit: P.S. Sivaprasad | Photographed in Silent Valley National Park, Kerala. |
• Is this flower misidentified? If yes,