| 1. | There are many corolla lobes show glandular hairs at the abaxial surface.
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| 2. | The abaxial surfaces of the leaves are conspicuously barred with dark green and maroon.
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| 3. | Seeds are some 3mm in length, reniform and sculpted on the abaxial surface.
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| 4. | Sori are evident on the abaxial surface.
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| 5. | The undersides of the leaves ( abaxial surface ) sometimes exhibited parallel longitudinal ridges and grooves.
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| 6. | The leafblades may be hairy or glabrous, canaliculate and marked with maroon spots and bars on the abaxial surface.
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| 7. | Case-making larvae were collected on the abaxial surface of old fronds of " Cibotium glaucum ".
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| 8. | The adaxial and abaxial surface of the leaf is covered with yellowish or purplish spines that grow from purple wart-like structures.
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| 9. | In a leaf, the adaxial surface of the leaf will usually be the upper side, with the abaxial surface the lower side.
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| 10. | In ferns, sporangia are typically found on the abaxial surface ( underside ) of the leaf and are densely aggregated into clusters called sori.
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मोबाइल