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plants on flat plain of a large bolson in silty, slightly saline, calcareous clay soil, along the margin between undisturbed native desert scrub and open, abandoned agricultural area rich with diverse forbs resulting from recent heavy rains
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A common arid perennial. The plant is hairless with dissected leaves and lovely white flowers. It is poisonous and therefore very common in graze lands.
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Nitraria retusa 1Location: Wadi Degla 2002
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Nitraria retusa 2Location: Wadi Degla 2002
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plants on flat plain of a large bolson in silty, slightly saline, calcareous clay soil, along the margin between patches of undisturbed native desert scrub and long abandoned agricultural area with rich diversity of forbs resulting from recent heavy rains.
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Nitraria retusa 3Location: Wadi Degla 2002
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plants on flat plain of a large bolson in silty, slightly saline, calcareous clay soil, along the margin between patches of undisturbed native desert scrub and long abandoned agricultural area with rich diversity of forbs resulting from recent heavy rains.
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Peganum harmala 1Location: St. Katherine 2002
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roadside, on raised roadbed crossing open, flat bolson plain in silty calcareous alkaline soils; historical arid grassland overgrazed and denuded
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Peganum harmala 2Location: St. Katherine 2002
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plants on flat plain of a large bolson in silty, slightly saline, calcareous clay soil, along the margin between patches of undisturbed native desert scrub and long abandoned agricultural area with rich diversity of forbs resulting from recent heavy rains.
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roadside, on raised roadbed crossing open, flat bolson plain of silty, calcareous, alkaline soils
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Peganum harmala 3Location: St. Katherine 2002
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roadside, on raised roadbed crossing open, flat, bolson plain, in silty calcareous, alkaline soils
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Peganum harmala 4Location: St. Katherine 2002
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plants in calcareous gravels of a drainage swale between abandoned strip of pavement and base of gypseous limestone hillside at NW margin of the Sierra Parras with Anulocaulis eriosolenus, Abutilon coahuilae, Senna pilosior. Formerly placed in Zygophyllaceae.
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roadside in disturbed calcareous soil of mounded roadbed crossing flat bolson plain
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roadside in disturbed calcareous soil of mounded roadbed crossing flat bolson plain
