Background and (Asteraceae) are narrowly and allopatrically distributed varieties, separated from the important biogeographic boundary Tanaka Collection in Southwest China. allopatric divergence. Electronic supplementary material The online version of this article (doi:10.1186/s12862-015-0374-5) contains supplementary material, which is available to authorized users. Franch. and Kurz, both belonging to the Mutisieae (Asteraceae) [14], are characterized by woody… Continue reading Background and (Asteraceae) are narrowly and allopatrically distributed varieties, separated from