Mossy Grotto Falls, Columbia River Gorge, Oregon

© Chase Dekker Wild-Life Images/Getty Images - 2023-04-10

water plant water resources ecoregion green fluvial landforms of streams natural landscape terrestrial plant watercourse waterfall grass spring riparian zone landscape groundcover chute formation forest trunk stream algae non-vascular land plant temperate broadleaf and mixed forest woodland mountain river creek arroyo jungle rock water feature deciduous vascular plant riparian forest old-growth forest tropical and subtropical coniferous forests rapid valdivian temperate rain forest northern hardwood forest stream bed rainforest moss tropics art mineral spring fern ravine tributary green algae