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U.S. ↔ grasses

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cross_type 2.58 — strongly supporting 5 facts

The U.S. is the geographic focus for the study and classification of various grass species, as evidenced by the research titles authored by James P. Smith Jr. regarding endemic, endangered, and diverse grass taxa within the country [1], [2], [3], [4], and [5].

Facts (5)

Sources
Botanical Studies | Open Educational Resources and Data digitalcommons.humboldt.edu James P. Smith Jr · Humboldt State University 5 facts
referenceJames P. Smith Jr. authored 'Grasses Endemic to the Conterminous United States', a study on grass species native to that specific region.
referenceJames P. Smith Jr. authored 'Rare, Endangered, and Threatened Grasses of the Conterminous United States', a report on at-risk grass species.
referenceJames P. Smith Jr. authored 'Grasses of the Conterminous United States: Persons after Whom Grasses Have Been Named', which documents the etymology of grass names based on individuals.
referenceJames P. Smith Jr. authored 'Grasses of the United States: Number of Genera and Taxa by State', a statistical breakdown of grass diversity by state.
referenceJames P. Smith Jr. authored 'The Subfamilies & Tribes of the Grasses of the United States: Evolving Concepts', which discusses the classification of grasses.