| 1. | There are many corolla lobes show glandular hairs at the abaxial surface.
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| 2. | The narrow midrib of the leaf is conspicuous on the abaxial side.
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| 3. | The secondary venation is parallel and the abaxial leaf surfaces are glabrous.
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| 4. | Plants have five stamens with the abaxial stamen often spurred at the base.
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| 5. | The abaxial surfaces of the leaves are conspicuously barred with dark green and maroon.
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| 6. | Seeds are some 3mm in length, reniform and sculpted on the abaxial surface.
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| 7. | Sori are evident on the abaxial surface.
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| 8. | The undersides of the leaves ( abaxial surface ) sometimes exhibited parallel longitudinal ridges and grooves.
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| 9. | Stomata may be found on either both surfaces of the leaf or only the abaxial or underside.
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| 10. | The upper side of the floating leaf, which appears to face the stem axis, is morphologically abaxial.
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मोबाइल