Neil A. Harriman

A Combined index to volumes 1-7 of the folio and quarto editions of the Nova genera et species plantarum of Humboldt, Bonpland, and Kunth, 1816-1825

An index to the IDC microfiche (#6209) of the Herbarium of Humboldt, Bonpland, and Kunth

An index to the vascular plants of Willdenow's Species plantarum, volumes 1-V (1), 1797-1810

A generic index to the IDC microfiche (#6211) of the Michaux herbarium

The genus Dentaria L. (Cruciferae) in eastern North America