@article {111, title = {Diversification in the Andes: Age and origins of South American Heliotropium lineages (Heliotropiaceae, Boraginales)}, journal = {Molecular Phylogenetics and Evolution}, volume = {61}, year = {2011}, pages = {90{\textendash}102}, doi = {10.1016/j.ympev.2011.06.001}, url = {http://dx.doi.org/10.1016/j.ympev.2011.06.001}, author = {Luebert, F. and Hilger, H. H. and Weigend, M.} }