Verbatim text: Wolfe, A. D. et al. 2006. Phylogeny, taxonomic affinities, and biogeography of Penstemon (Plantaginaceae) based on ITS and cpDNA sequence data. Amer. J. Bot. 93: 1699–1713.
Author: Wolfe, A.D.
Year: 2006
Title: Phylogeny, taxonomic affinities, and biogeography of Penstemon (Plantaginaceae) based on ITS and cpDNA sequence data
Journal: Amer. J. Bot
Volume: 93
Pages: 1699–1713