Hypericum canadense SynonymySource: Marhold, K. (2011+): Clusiaceae. – In: Euro+Med Plantbase - the information resource for Euro-Mediterranean plant diversity.Hypericum canadense L., Sp. Pl.: 785. 1753ContentDistribution Bibliography Distribution dHb(E) dHo Euro+Med: Ireland, with N Ireland native: doubtfully nativeA (Ireland native: doubtfully nativeB); Netherlands native: doubtfully nativeA,C Bibliography A. Tutin, T. G., Heywood, V. H., Burges, N. A., Valentine, D. H., Walters, S. M. & Webb, D. A. 1964–1980: Flora europaea 1-5B. Webb, D. A., Parnell, J. & Doogue, D., An Irish Flora. 1996C. Meijden, R. van der, Heukels' Flora van Nederland, ed. 21. 1990