Some features of seed reproduction of Filipendula ulmaria (L.) Maxim at cultivation in Novosibirsk region

Filipendula ulmaria (L). Maxim. is a well-known medicinal plant, it contains in elevated and underground part a number of biologically active compounds; it is applied as an antipyretic, antiinflammatory, wound healing, bacteriostatic, diuretic, astringent, sedative, hepatoprotective, antitumor drug. The species is introduced in a number of Russian regions. The research objective is to study seed efficiency, weight and viability of seeds of F. ulmaria under cultivation. The seeds from 1 coenopopulation and 4 agropopulations in Novosibirsk Region are compared. The agropopulations were put in 2012; the research was conducted with-in 5 years. Ontogenetic state of individuals, seed productivity, germination and seed weight were determined by standard methods. F. ulmaria in agropopulations is a perennial rhizomatous plant with epigeogenous root. Most individuals become generative in the second year of life; on the third year they become middle aged. Reproduction occurs by seeds...