URLDate
Verified		Extra Software
Requirements
(if any)		Access
Conditions		Notes
http://dx.doi.org/10.1111/nph.12337DOI Link
http://onlinelibrary.wiley.com/doi/10.1111/nph.123[...]08/27/2013
http://onlinelibrary.wiley.com/doi/10.1111/nph.123[...]08/27/2013 PDF Reader