Verbatim text: Thompson, D. M. 1988. Systematics of Antirrhinum (Scrophulariaceae) in the New World. Syst. Bot. Monogr. 22: 1–142.
Author: Thompson, D.M.
Year: 1988
Title: Systematics of Antirrhinum (Scrophulariaceae) in the New World
Journal: Syst. Bot. Monogr
Volume: 22
Pages: 1–142