Адвентивный вид Narcissus pseudonarcissus L. в Южно-Уральском заповеднике

Abstract

For the territory of South-Ural nature reserve, an inventory of alien species that have successfully adapted to the growing conditions in the meadow community adjacent to deciduous woods.It should be noted that N. pseudonarcissus is adventive component of flora, since the species is not typical for this community type. At our latitude of the temperate zone are cultivated in backyards of garden daffodils, United under the common name Narcissus hybrid. The measured parameters have a normal value according to the degree of variation. The average density per 1 m2 is 2,6 individuals, maximum density up to 6 individuals. The number of flowering individuals ranges from 20 to 40. The flowering of Narcissus about usually occurs in early may, but in cold years, this phenomenon is observed much later.