Additional file 2.Figure S2 Number and proportion of ITS-VT number of each genus. (a) among continents, (b) among biogeographical realms, (c) among climatic zones and between Laurasia and (d) Gondwana. The number in parenthesis was total number of ITS-VTs. (PDF 212 kb). Format: PDF Size: 47KB Download file This file can be viewed with: Adobe Acrobat Reader Yang et al. BMC Evolutionary Biology 2012 12:50 doi:10.1186/1471-2148-12-50 |