Influence of contamination on generic sphere forming of some species of Penstemon Schmidel. genus in the conditions of industrial ground of ore mining and processing enterprise

Abstract

The results of study of ore mining and processing enterprise "North ore mining and processing combine" Ltd influencing on generic development of five species of Penstemon Schmidel. genus: P. arizonicus A. Heller, P. cobea (Nutt.) Grosswhite, P. digitalis Benth., P. laevigatus Soland, P. venustus Dougl are presented. Characteristics of flowers and souvetye the features of surface ultrastructure of antheriferous corns, their sizes and pollen viability are investigated.