F.  Verloove, ?Catalogue of Neophytes in Belgium (1800-2005)?, Scripta Botanica Belgica, vol. 39, pp. 3 - 89, 2006.

F.  Verloove, ?Catalogue of Neophytes in Belgium (1800-2005)?, Scripta Botanica Belgica, vol. 39, pp. 3-89, 2006.