| 21. | It grows to between 0.3 and 1 metre high and has rigid, terete phyllodes.
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| 22. | The bright yellow flowerheads appear in groups of up to four in the axils of the phyllodes.
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| 23. | It grows to a height of and has phyllodes ( flattened leaf stalks ) instead of true leaves.
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| 24. | As with many arid shrubland " Acacia " species, it has phyllodes instead of leaves.
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| 25. | It has sickle-shaped phyllodes up to 20 cm long, and perfumed cream-coloured flowers.
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| 26. | It grows to 2 metres high and has decurrent phyllodes which are and falcate or sigmoidal in shape.
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| 27. | The cream to yellow flowerheads appear in racemes of 4 to 10 in the axils of the phyllodes.
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| 28. | It can be distinguished by the dimensions of the phyllodes, gland position, and the flower colour.
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| 29. | They bore in the stem of their host plant, tying cut phyllodes at the entrance to the bore.
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| 30. | It grows to up to 1 metre high and has prickly phyllodes which are 4 to 15 mm long.
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