Zhang, Y., H. Dang, J. Li, and Y. Wang. “The <em>Epimedium</em> <em>wushanense</Em> (Berberidaceae) Species Complex, With One New species from Sichuan, China”. Phytotaxa, vol. 172, no. 1, June 2014, pp. 39–45, doi:10.11646/phytotaxa.172.1.5.