An area adjacent to the upper Kolopis River is home to a number of pitcher plants of the genus Nepenthes, including N. edwardsiana, N. rajah, and N. villosa, as well as two natural hybrids involving these species (N. × harryana and N. × kinabaluensis).
Mississippi River | River Thames | Amazon River | Columbia River | Hudson River | Colorado River | Potomac River | river | Ohio River | Missouri River | Delaware River | Murray River | River Tyne | Madeira River | Volga River | River Nene | River Clyde | River Trent | River Severn | Amur River | River Wear | Allegheny River | Red River | Dnieper River | Yarra River | Paraná River | River Tees | Fraser River | Yangtze River | Tocantins River |