Fróðskaparrit - 01.01.1992, Blaðsíða 54

58
THE EXOTIC LAND PLANARIAN .. .
Europe. It appears that the exchange of
plant material within and between coun-
tries due to horticultural and agricultural
trade facilitates and enhances the colonisa-
tion process.
Acknowledgements
We wish to express our gratitude to the many people
who provided help and assistance during our visit to the
Faroe Islands. In particular, we thank Dorete Bloch,
Tórshavn Museum of Natural History, Tróndur G.
Leivsson, Tórshavn Arboretum, and also Jákob B.
Jákobsen and Brynhild Nysted from the villages of
Kvívík and Kaldbak, respectively.
Also thanks to Jóan Pauli Joensen, University of
Tórshavn, for information about potato cultivation in the
Faroes, and Poul Søndergaard, Knud Ib Christensen and
Søren Ødum, all from Hørsholm Arboretum, for details
of the Nordic Arboretum Expedition to New Zealand/-
Tasmania/Australia in 1974/75 and help during our visit
to Hørsholm.
Special thanks to Marianna Debes Dahl for transla-
tion of the Faroese abstract.
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Úrtak
Ný Selendski flatmaðkurin Artioposthia
triangulata nemur í løtuni land í fleiri