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Publisher's Note: Errors in references 67 and 81.

Posted by PLOS_ONE_Group on 13 Dec 2011 at 11:52 GMT

Volcanic islands

There was an error in reference 67. The correct reference is: França Z, Cruz JV, Nunes JC, Forjaz VH (2003) Geologia dos Açores: uma perspectiva actual. Açoreana 10: 11-140.

There was an error in reference 81. the correct reference is: Silva L, Elias R, Moura M, Meimberg H, Dias E (2011) Genetic variability and differentiation among populations of the Azorean endemic gymnosperm Juniperus brevifolia: baseline information for a conservation and restoration perspective. Biochemical Genetics 49: 715-734.

No competing interests declared.