| 21. | Some xerophytes, such as cacti and other desert plants, have mucilage in their tissues.
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| 22. | The area's ground cover is dominated by high desert plants.
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| 23. | He plucks small yellow berries from a poisonous desert plant called a silver nightshade.
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| 24. | This semi-arid climate is conducive to a variety of cacti and other desert plants.
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| 25. | Some desert plants turn their leaves so that the thin edge is facing the sun.
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| 26. | Alpine plants have many adaptations to aridity and intense sunlight in common with desert plants.
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| 27. | Desert plants, on the most part, don't have the capacity to resprout from their roots.
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| 28. | The Central Desert has desert plants, with vegetation springing up during short and irregular rains.
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| 29. | Unlike cattle, camels feed on desert plants and require no expensive fodder or rich pasture.
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| 30. | Lindsay specialized in desert plants, with field work in Mexico and the western United States.
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