[1]
von Numers, M., Hæggström, C.-A., Hæggström, E., Franzén, H., Franzén, J. and Carlsson, R. 2009. Scots lovage, <i>Ligusticum scoticum</i>, is spreading in the Åland Islands, SW Finland. Memoranda Societatis pro Fauna et Flora Fennica. (Dec. 2009).