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U.S. ↔ vascular plants

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The U.S. is the geographic focus of the reference work authored by James P. Smith Jr., which catalogs the poisonous and injurious vascular plants found within that country as described in [1].

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Botanical Studies | Open Educational Resources and Data digitalcommons.humboldt.edu James P. Smith Jr · Humboldt State University 1 fact
referenceJames P. Smith Jr. authored 'An Annotated List Of The Poisonous And Injurious Vascular Plants Of The United States', a reference on toxic flora.