Abstract
The distribution, ontogenetic structure, age and growth structure of hay meadow populations, productivity in different periods of ontogenesis of all populations of Urtica dioica L. are considered. Populations of this species are identified and studied. Urtica dioica is a common plant in the highlands of the Nakhchivan Autonomous Republic. An assessment of 10 populations was carried out, the data were presented in the form of tables and graphs. The structure of ontogenesis was studied based on the population method. It has been established that this plant is distributed as part of plant groups in the herbaceous, shrub and forest vegetation of the Sharur, Babek, Kengerli, Shahbuz and Ordubad administrative regions of the Nakhchivan Autonomous Republic.
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