Plants of southern Utah, southern Nevada and California collected by Dr. C.A. Purpus, 1897-98 : also, collections from Lower California and the islands off the coast of Lower California and Mexico, ma...
San Diego, Calif, J.R. Barrows, [189-?]
New York Botanical Garden, LuEsther T. Mertz Library
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Public domain. The BHL considers that this work is no longer under copyright protection.