| 21. | The caudal peduncle depth is approximately equal to its length.
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| 22. | The flowers buds have rounded reddish-coloured caps and thick peduncles.
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| 23. | Flowers sessile in dense, terminal spikes with long peduncles.
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| 24. | The frilly inflorescences of densely clustered flowers erect on nearly naked peduncles.
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| 25. | The lower head, body and caudal peduncle are spotted.
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| 26. | The submersed leaves have more veins than do those of other peduncle.
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| 27. | Flower inflorescences are white, hermaphroditic, long, with peduncles long.
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| 28. | They are solitary terminal on a peduncle of 30 40 cm length.
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| 29. | The scales on the caudal peduncle are not very big.
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| 30. | The inflorescence consists of dense corymbs hold by hairy peduncles.
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