title: Impact of Growing Conditions on Vegetation, Development, and Reproductive Success of Orchis purpurea Huds. in Southeastern Crimea
abstract: The individual and population parameters of the lady orchid Orchis purpurea Huds. (Orchidaceae) under various growing conditions are compared. The ontogenetic type of cenopopulations, age, efficiency, recovery indices, vitality of individuals, and plasticity index are determined. The largest number of plants is noted in forest communities. The demographic and morphological parameters differ nonsignificantly. Slight fluctuations in the vitality of individuals are noted depending on the habitat an
journal: Biology Bulletin