Template:Scheen et al., 2008
- Scheen, A.-C., Lindqvist, C., Fossdal, C.G. & Albert, V.A. 2008. Molecular phylogenetics of tribe Synandreae, a North American lineage of lamioid mints (Lamiaceae). Cladistics 24: 299–314. DOI: 10.1111/j.1096-0031.2007.00180.x ResearchGate