Houtai Falls surrounded by autumn leaves, Yurihonjo City, Akita Prefecture

water plant ecoregion leaf tree botany fluvial landforms of streams natural landscape branch natural environment waterfall orange sunlight watercourse twig body of water biome landscape woody plant bank morning deciduous riparian zone chute formation forest tints and shades trunk stream spring woodland mountain river temperate broadleaf and mixed forest creek water feature old-growth forest riparian forest rapid valdivian temperate rain forest nature reserve tropical and subtropical coniferous forests arroyo northern hardwood forest rock jungle wildlife mineral spring autumn grass reflection