Демографическая характеристика ценопопуляций некоторых видов орхидных Чердынского района Пермского края

The aggregate number, density, age structure populations 5 species from family Orchidaceae Juss. are defined. It is established that the majority of the populations have right-hand age spectra. For one population D. fuchsii was diagnosed with left-hand age spectra with a predominance of immature individuals.