Kettunen, Tapani, and Pertti Uotila. “Morphological Variation and a New Variety of Gymnadenia Conopsea (Orchidaceae) in Finland”. Memoranda Societatis pro Fauna et Flora Fennica 95 (January 24, 2019): 89–99. Accessed December 22, 2024. https://journal.fi/msff/article/view/84649.