Ailanthus altissima, Tree-of-heaven - North Carolina State University fact sheet, photograph by Alice B. Russell. References A Tree Grows in Brooklyn. www.ces.ncsu.edu/depts/hort/consumer/factsheets/trees/images/AilanAl1.htm
Ailanthus References - Scholarly articles from the bibliography of the Brooklyn Botanic Garden's Metropolitian Flora Project. 207.10.200.43/search/refquery.asp?Ailanthus
