No interactions present.
Yes, this is hedge woundwort. There is a recent observation of a hybrid of this plant at http://www.ispot.org.uk/node/3083
University of Edinburgh and Biodiversity Observatory (OU)
If you crush the leaves of woundworts, they have a very distinctive (and in my opinion, horrible!) smell.
OPAL Community Scientist
Yorkshire and Humber
More about this useful plant at:
Visit the iSpot Yorkshire forum for information on events, issues and news relating to 'God's own country'
Lat/Lng: 50.421896802054, -4.1502517461777
OS grid ref: SX473602