| 21. | It is unusual among the many South African Proteaceae in having male and female flowers on separate plants.
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| 22. | Brown formally described and named the species in his 1810 " On the Proteaceae of Jussieu ".
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| 23. | Peter H . Weston and Nigel Barker refined the classification of the Proteaceae in 2006, incorporating molecular data.
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| 24. | At the time, " Embothrium " was a wastebasket taxon to which many proteaceae were assigned.
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| 25. | George initially specialised in orchids, but his focus gradually moved to the Proteaceae Flora of Australia series of monographs.
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| 26. | Like most Proteaceae, " T . truncata " has fine proteoid roots that arise from larger roots.
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| 27. | Several other members of the Proteaceae are Banksia, Leucospermum, Grevillea and Macadamia ( known for its edible nuts ).
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| 28. | The waratah is a member of the plant family Proteaceae, a family of flowering plants distributed in the Southern Hemisphere.
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| 29. | Brown eventually published the species in his 1810 work " On the natural order of plants called Proteaceae ".
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| 30. | Evidence from pollen fossils suggest Proteaceae ancestors grew in Gondwana, in the Upper Cretaceous, 75-80 million years ago.
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