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in mixed limestone gravels of large arroyo stream bed
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in mixed limestone gravels of large arroyo stream bed
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Dried, dehiscent seed capsule.
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on coarse volcanic sands and mixed gravels of wide braided wash draining desert flats
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on coarse volcanic sands and mixed gravels of wide braided wash draining desert flats
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on coarse volcanic sands and mixed gravels of wide braided wash draining desert flats
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on coarse volcanic sands and mixed gravels of wide braided wash draining desert flats. NOTE: leaves lobed to near midrib.
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on coarse volcanic sands and mixed gravels of wide braided wash draining desert flats. NOTE: leaves lobed to near midrib.
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on coarse volcanic sands and mixed gravels of wide braided wash draining desert flats. NOTE: leaves lobed to near midrib.
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on silt accumulations banked along main arroyo bottom among mesquite, Aloysia and Lycium
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on silt accumulations banked along main arroyo bottom among mesquite, Aloysia and Lycium
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on silt accumulations banked along main arroyo bottom among mesquite, Aloysia and Lycium
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on silt accumulations banked along main arroyo bottom among mesquite, Aloysia and Lycium
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in mixed limestone gravels of large arroyo streambed
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in mixed limestone gravels of large arroyo stream bed with Chilopsis linearis
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in mixed limestone gravels of large arroyo stream bed with Chilopsis linearis
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in mixed limestone gravels of large arroyo stream bed with Chilopsis linearis. NOTE: upper (adaxial) leaf surface without spines.
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in mixed limestone gravels of large arroyo stream bed with Chilopsis linearis. NOTE: lower (abaxial) leaf surface with spines on mid-ribs.
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plants in shallow roadside drainage in calcareous soils and rubble at base of open limestone hillside with Anulocaulis eriosolenus, Abutilon coahuilae, Senna pilosior, Peganum mexicanum
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plants in calcareous soil and gravels of a shallow drainage swale between abandoned strip of pavement and base of gypseous limestone hillside at NW end of the Sierra Parras, with Anulocaulis eriosolenus, Abutilon coahuilae, Senna pilosior, Peganum mexicanum
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plants in calcareous soil and gravels of a shallow drainage swale between abandoned strip of pavement and base of gypseous limestone hillside at NW end of the Sierra Parras, with Anulocaulis eriosolenus, Abutilon coahuilae, Senna pilosior, Peganum mexicanum
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plants in calcareous soil and gravels of a shallow drainage swale between abandoned strip of pavement and base of gypseous limestone hillside at NW end of the Sierra Parras, with Anulocaulis eriosolenus, Abutilon coahuilae, Senna pilosior, Peganum mexicanum
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plants in calcareous soil and gravels of a shallow drainage swale between abandoned strip of pavement and base of gypseous limestone hillside at NW end of the Sierra Parras, with Anulocaulis eriosolenus, Abutilon coahuilae, Senna pilosior, Peganum mexicanum
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