Vestnik of Samara University. Natural Science SeriesVestnik of Samara University. Natural Science Series2541-75252712-8954Samara National Research University484410.18287/2541-7525-2011-17-5-153-160THE ESTIMATE OF PERSPECTIVENESS OF INTRODUCTION OF SOME NORTH-AMERICAN SPECIES OF FAMILY ROSACEAE JUSS IN THE ARBORETUM OF MOUNTAIN-TAIGA STATION OF FAR-EASTERN BRANCH OF THE RUSSIAN ACADEMY OF SCIENCESKolyadaN.A.morenov.sv@ssau.ruMountain-Taiga Station of FEB RAS141120111751531601406201714062017Copyright © 2011, Kolyada N.2011<p>The estimate of perspectiveness of 20 species of North-American trees and<br />bushes of the family of Rosaceae which are cultivated in the arboretum of<br />Mountain-Taiga station of FEB RAS. Higher indicators (96–97 points) have<br />Amelanchier spicata, A. alnifolia, Aronia melanocarpa, Physocarpus opulifolia,<br />P. monogynus, P. capitatus, Prunus americana, Rubus odoratus, Rubus occiden<br />talis. Quite perspective (82–90 points) are Cerasus besseyi, Crataegus flabellate,<br />C. macracantha, C. rotundifolia, C. submollis, Padus pensylvanica, P. serotina,<br />P virginiana, Rosa nutcana, Sorbus americana. Less perspective (67 points) and<br />demanding further study is Rosa Palnstris.</p>North-American introducents, family Rosaceae Juss, estimate of perspectivenessсевероамериканские интродуцентысемейство Rosaceae Jussоценка перспективности