Susan Delano McKelvey

• Botanical exploration of the trans-Mississippi west, 1790-1850
• The lilac
• A verification of the occurrence of Yucca Whipplei in Arizona
• Syringa rugulosa, a new species from western China
• Taxonomic and cytological relationships of Yucca and Agave
• The Arnold Arboretum
• Yuccas of the southwestern United States