Baillon, Henri (1871). "Davidia involucrata". Adansonia. 10: 115 – via Google Books.
doi.org
B. I. Pavlyutkin (במאי 2009), "Leaf and fruit remains of Davidia (Cornales) from the Nezhino flora (Miocene of Primorye)", Paleontological Journal, 43 (3): 339–344, doi:10.1134/S0031030109030137, ISSN1555-6174{{citation}}: (עזרה)
efloras.org
Haining Qin & Chamlong Phengklai. "Davidia involucrata". Flora of China. Missouri Botanical Garden, St. Louis, MO & Harvard University Herbaria, Cambridge, MA.
B. I. Pavlyutkin (במאי 2009), "Leaf and fruit remains of Davidia (Cornales) from the Nezhino flora (Miocene of Primorye)", Paleontological Journal, 43 (3): 339–344, doi:10.1134/S0031030109030137, ISSN1555-6174{{citation}}: (עזרה)