|Text Source:|| Ambrose, J.D. 2002. Update COSEWIC status report on Dwarf Hackberry, Celtis tenuifolia. COSEWIC. 12 pages.
Klinkenberg, B. 1985. Status Report on Dwarf Hackberry, Celtis tenuifolia: A Threatened Species in Canada. COSEWIC. 36 pp.
|Ontario Map Source:||Argus, G.W., K.M. Pryer, D.J. White, and C.J. Keddy. 1982-87. Atlas of the Rare Vascular Plants of Ontario. 4 parts. National Museum of Natural Sciences, Ottawa, Ontario. Looseleaf.|
|North American Map Source:||See Ontario map source.|
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