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annuals on coarse volcanic roadbase gravels forming graded pullout for new highway cut through tuffaceous rhyolite hills. Note: tiny flowers cream white, bractlets pink with laciniate crests
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annuals on coarse volcanic roadbase gravels forming graded pullout for new highway cut through tuffaceous rhyolite hills. Note: tiny flowers cream white, bractlets pink with laciniate crests
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annuals on coarse volcanic roadbase gravels forming graded pullout for new highway cut through tuffaceous rhyolite hills. Note: tiny flowers cream white, bractlets pink with laciniate crests
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annuals on coarse volcanic roadbase gravels forming graded pullout for new highway cut through tuffaceous rhyolite hills. Note: tiny flowers cream white, bractlets pink with laciniate crests
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upper rim of canyon on exposed volcanic tuff, in rubble at base of roadcut.
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on open, grassy, undulating plain in basin along & below eastern Madrean escarpment, among diverse grasses and forbs on coarse volcanic alluvium,
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on open, grassy, undulating plain in basin along & below eastern Madrean escarpment, among diverse grasses and forbs on coarse volcanic alluvium,
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on open, grassy, undulating plain in basin along & below eastern Madrean escarpment, among diverse grasses and forbs on coarse volcanic alluvium,
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