Guayule (Parthenium argentatum Gray), a rubber-plant of the Chihuahuan Desert Lloyd, Francis Ernest, 1868-1947 creator text book Washington, D.C Carnegie Institution of Washington 1911 1911
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ENG Plates partly included in paging. Guayule Mexico Rubber SB291.G8 L6 Carnegie Insitution of Washington. Publication no. 139 https://www.biodiversitylibrary.org/bibliography/26102 941748 11020873 10.5962/bhl.title.26102 DLC