title: Flowering dynamics in the trimorphic species of Lythrum salicaria L. (Lythraceae)
abstract: Flowering in the population of Lythrum salicaria in the Yavorivskiy district of Lviv region lasts for about 70 days from the end of June till the beginning of September. Flowering period of the long-styled individuals lasts 30 days, middle-styled indivi­duals – 32 days, and short-styled individuals – 26 days. In the studied population, the ratio of flowering plants of different morphs changes in time: flowering long-styled individuals prevail at the beginning of the population flowering, middle-
journal: Studia Biologica