Lichens in the Badlands. In addition to the common, brilliant yellow-orange lichen there is a pale, corn-flower BLUE lichen on these chunks of channel sandstone (fallen cap-rocks). Even in blinding sunlight, their blue tones were strikingly obvious.
Lichens in the Badlands. In addition to the common, brilliant yellow-orange lichen there is a pale, corn-flower BLUE lichen on these chunks of channel sandstone (fallen cap-rocks). Even in blinding sunlight, their blue tones were strikingly obvious.
