| prairies are vast stretches of nearly level and(expression, feature, area, land) |
| prairies ecozone(expression, feature, area, land, canada) |
| queen-of-the-prairie(noun, feature, area, land) |
| rathdrum prairie(expression, feature, area, land) |
| reddish prairie oil(expression, feature, area, land) |
| ride prairies(expression, feature, area, land) |
| rocky mountain front(expression, feature, area, land, canada) |
| rugged prairie(expression, feature, area, land) |
| rush prairie grass(expression, feature, area, land) |
| salt prairie(expression, feature, area, land) |
| saskatchewan(noun, feature, area, land, canada) |
| semi-arid climate(expression, feature, area, land) |
| shaking prairie(expression, feature, area, land) |
| soda prairie(expression, feature, area, land) |
| stiff prairie grass(expression, feature, area, land) |
| tallgrass prairie preserve(expression, feature, area, land) |
| tualatin plains(expression, feature, area, land) |
| united states national grassland(expression, feature, area, land) |
| utah prairie dog(expression, feature, area, land) |
| vast horizontal prairie of america(expression, feature, area, land) |