russia, summer landscapes of the caucasian biosphere reserve in cloudy weather

angiosperm angiospermae angulatum banks biosphere blue canyon caucasian caucasus cherkessia circus clear cloudy cranesbill district flowers geranium gorge grass imereti imeretinskoye imeretinsky lake landscape landscapes meadow mostovskoy mountain nature nobody node overcast plant plantae pond reserve rosanae rosie russia seed silence site sky snow spermatophyte spermatophytic summer sunny sylvaticum unexplored upper vascular water weather western wildflowers wood zakan