Related Clues:
- ___ orange (inedible fruit)
- Truman Dam river
- With 21-Across, native Oklahoma group
- Lake of the Ozarks feeder
- Dakota relative
- County name in Kansas, Missouri and Oklahoma
- River that forms Lake of the Ozarks
- Nebraska waterway
- Maria Tallchief's tribe
- Great Plains river
- River in central Missouri
- Gothenburg's river
- Tony-winning Tracy Letts play, "August: ___ County"
- Missouri river or tribe
- River through Nebraska