Botany of the United States north of Virginia : comprising descriptions of the flowering and fern-like plants hitherto found in those states ... /

by Beck, Lewis C. (Lewis Caleb), 1798-1853
Published 1848

Some American medical botanists commemorated in our botanical nomenclature /

by Kelly, Howard A. (Howard Atwood), 1858-1943
Published 1914

Wanderings in South America : The north-west of the United States, and the Antilles, in the years 1812, 1816, 1820 and 1824. With original instructions for the perfect preservation...

by Waterton, Charles, 1782-1865
Published 1879

Contributions to the Tertiary geology and paleontology of the United States /

by Heilprin, Angelo, 1853-1907
Published 1884