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tuffaceous volcanic gravels of old fire scarred hillside
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clearing in pine flats of the Madrean highlands on shallow gravelly soil over volcanic tuff substrate
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clearing in pine flats of the Madrean highlands on shallow gravelly soil over volcanic tuff substrate
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roadside in grassy opening along arroyo on volcanic tuff substrate.
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in grasses on moist alluvial volcanic soils between a small perennial creek and a large bare outcrop of pale weathered rhyolitc tuff
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in grasses on moist alluvial volcanic soils between a small perennial creek and a large bare outcrop of pale weathered rhyolitc tuff
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on rocky outcrop on pine flats with volcanic tuff substrate
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full sun on rocky outcrop in pine flats with volcanic tuff substrate
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full sun on rocky outcrop in pine flats with volcanic tuff substrate
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full sun on rocky outcrop in pine flats with volcanic tuff substrate
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grassy opening in pine flats understory with volcanic tuff substrate
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grassy opening in pine flats understory on volcanic tuff substrate
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on rock face ledges and associated talus gravels from exposed outcrops of volcanic wielded tuff forming steep upper canyon slopes.
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on rock face ledges and associated talus gravels from exposed outcrops of volcanic wielded tuff forming steep upper canyon slopes.
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on rock face ledges and associated talus gravels from exposed outcrops of volcanic wielded tuff forming steep upper canyon slopes.
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