Herbarium of Ferdinand Lindheimer. ; New Texas Collection, 1845-50

George Engelmann : Botanical Notebook 2 : Vitis; Vitis

George Engelmann

Herbarium of Ferdinand Lindheimer. ; Lindheimer's Texas Collection, No. 2

Synopsis of the Cactaceae of the Territory of the United States and Adjacent Regions /by George Engelmann

Herbarium of Josiah Gregg. ; Mexican Itinerary, 1846-1849

George Engelmann : Botanical Notebook 2 : Vitis; Vitis : Plant Diseases

Revision of the North American Species of the Genus Juncus /by George Engelmann

Systematic Arrangement of the Species of the Genus Cuscuta ?with Critical Remarks on Old Species and Descriptions of New Ones /by George Engelmann

Herbarium of Josiah Gregg. ; Register of Plants, 1847-1849

Herbarium of Ferdinand Lindheimer. ; Catalog and Distribution of Texas Plants, 1842-44