text: Across the river Authie and a few minutes ' drive east is the 18th-century Abbaye de Valloires , whose huge gardens display more than 5,000 species and varieties of plants , many from China and Japan , including a large collection of old-fashioned and wild rose , presented in a number of formal and informal settings .
  
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  There are over 5,000 varieties of plants at the Abbaye de Valloires .