| # | Concept | Culture | Statement | Freq. |
|---|---|---|---|---|
| 1 | nebraska sandhills landscape | European settlers | The Nebraska Sandhills landscape was initially seen as difficult and infertile for European settlers to establish agriculture. | 1 |
| 2 | river cane | European settlers | River cane was not integrated into the cultural symbolism or traditions of European settlers in the US. | 1 |