Kirillov D. V. RussiaSyktyvkarInstitute of Biology of Komi Scientific Centre of the Ural Branch, Russian Academy of Sciences, 28 Kommunisticheskaya Str., Syktyvkar 167982, Russiakirdimka@mail.ru Author's articles REPRODUCTIVE BIOLOGY OF CYPRIPEDIUM GUTTATUM SW. (ORCHIDACEAE, MONOCOTYLEDONES) AT THE NORTHERN BORDER OF ITS HABITAT