A Labour source says the results of the latest Sharp End poll call into question Plaid Cymru's stated aim of boosting its constituency vote in future Assembly elections and particularly leader Leanne Wood's decision to fight a constituency rather than a regional seat in 2016.
The poll suggests that Plaid's support in the constituency vote has dropped by 2% since the 2011 election although its since an increase of 8% in the regional vote. Plaid says 'it's very pleasing to see (the party) leading the votes on the National Assembly regional list.'
But the Labour source tells me that Plaid should be worried:
Shadow Welsh Secretary Owen Smith says the results of the latest Sharp End poll represent a vote of confidence in Labour's leadership at Westminster and in Wales.
Plaid Cymru has welcomed its improved showing in the regional part of the Assembly vote in the latest Sharp End poll. A spokesperson says:
Plaid Cymru says the ITV Cymru Wales poll showing a majority in Wales for keeping Britain in the European Union links EU membership with the Welsh national interest. The party argues that it if a UK majority voted to leave, it would still be wrong to override Wales' wish to stay in the EU.