Maloupa, E. and Krigas, N. 2008. The Balkan Botanic Garden of Kroussia, Northern Greece : : a Garden Dedicated to the Conservation of the Native Plants of Greece and The Balkans. Sibbaldia: the International Journal of Botanic Garden Horticulture. 6 (Oct. 2008), 9–27. DOI:https://doi.org/10.24823/Sibbaldia.2008.33.