| 21. | Leaves or whorled ( or opposite in Pancheria confusa ), simple or pinnate.
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| 22. | The leaves are opposite or whorled, simple, and the margin usually entire.
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| 23. | "Medeola virginiana " shoots consist of two tiers of whorled leaves.
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| 24. | Their whorled arrangement ( three scars per node ) around the twigs is another diagnostic.
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| 25. | The oppositely arranged or whorled leaves are each up to 2.5 centimeters long.
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| 26. | The nodes are whorled and are long.
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| 27. | Leaves are clustered at the top, appearing to be whorled, but they are not.
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| 28. | Its triangular, stalkless leaves are alternate, opposite or whorled and 5 20 mm long.
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| 29. | Leaves are narrowly lanceolate, usually opposite, sometimes whorled, up to 13 cm long.
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| 30. | The Allanblackia trees are single stemmed, up to 40 meters tall, with whorled branches.
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