flora of chukotka: lycopodium lagopus (syn. lycopodium clavatum subsp. monostachyon), known as one-cone club-moss

monostachyon environment lycopodium background vegetation beautiful botanical chukotka clavatum clubmoss commonly beringia national lagopus onecone russian closeup ecology growing natural outdoor arctic botany common growth leaves nature russia summer tundra flora subsp grass green north plant shorn park east club moss herb leaf stag wild syn 039