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sprawling perennial in roadside drainage swale crossing degraded grassland on generally flat plain of limestone gravels and calcareous soil.
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on gypseous clay flats below low eroding slopes of interbedded Cretaceous shale and limestone. Foliage view.
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Photo is of cleistogamous flower, ca. 2 cm long. Very few chasmogamous flowers on plant.
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Plant was almost fully chasmogamous
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Limb of chasmogamous flower
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Side view of chasmogamous flower; 1 peso coin is 22 mm diam.
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Plant on low ridge of interbedded gypsum and limestone along eastside breaks of the Pecos River. Note: cleistogamous flower in lower left.
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Plant on low ridge of interbedded gypsum and limestone along eastside breaks of the Pecos River. Foliage view.
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on silty calcareous soils of grassy roadside crossing long fallow agricultural fields on bolson plain.
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on silty calcareous soils of grassy roadside crossing long fallow agricultural fields on bolson plain.
