| 11. | "Berberis hsuyunensis " is a shrub up to 2 m tall.
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| 12. | "Berberis higginsiae " is evergreen, with thick, stiff compound leaves.
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| 13. | "Berberis pumila " is evergreen, rarely more than 40 cm tall.
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| 14. | "Berberis microphylla " should not be confused with " Mahonia microphylla"
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| 15. | "Mahonia microphylla " should not be confused with " Berberis microphylla"
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| 16. | "Berberis canadensis " also produces small, bright red berries that are edible.
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| 17. | This " Berberis " is avoided by deer, and has been replacing native species.
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| 18. | The species was initially described in 1905 and given the name " Berberis elegans ".
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| 19. | In England the genus is well-enough regarded to have its own Berberis Dell at Kew Gardens.
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| 20. | Several species of Berberis were then investigated as alternate hosts of Wheat stripe rust and inoculations were successful.
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