Verbatim text: Phipps, J. B. et al. 2006b. Crataegus series Bracteatae and Triflorae (Rosaceae). Sida 22: 1009–1025.
Author: Phipps, J.B.
Year: 2006b
Title: Crataegus series Bracteatae and Triflorae (Rosaceae)
Journal: Sida
Volume: 22
Pages: 1009–1025