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This was just below the summit of Mt. Wrightson in SE Arizona at about 2900 meters in elevation. July 2009
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This was near the summit of Mt. Wrightson in SE Arizona at an elevation of 2900 meters more or less. June 2009
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on coarse volcanic soil and gravels in roadside drainage
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Plants in grasses on reddish volcanic rhyolite of grassy mid-slope hillside with Dahilia scherffii, Salvia emaciate, Verbena pinetorum, Milla biflora. SYN: Viguiera longifolia
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on coarse volcanic soil and gravels in roadside drainage
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on coarse volcanic roadbase gravels forming graded pullout for new highway through tuffaceous rhyolite hills.
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on coarse volcanic soil and gravels in roadside drainage
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on coarse volcanic soil and gravels in roadside drainage
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on coarse volcanic roadbase gravels forming graded pullout for new highway through tuffaceous rhyolite hills.
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on coarse volcanic soil and gravels in roadside drainage
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on coarse volcanic roadbase gravels forming graded pullout for new highway through tuffaceous rhyolite hills.
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on coarse volcanic soil and gravels in roadside drainage
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Plants in grasses on reddish volcanic rhyolite of grassy mid-slope hillside with Dahilia scherffii, Salvia emaciate, Verbena pinetorum, Milla biflora. SYN: Viguiera longifolia
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