| # | Concept | Culture | Statement | Freq. |
|---|---|---|---|---|
| 1 | fireweed | Australia | Fireweed is considered an invasive weed that threatens agricultural land and is actively managed to prevent its spread. | 1 |
| 2 | milkweed | Australia | Milkweed is considered an invasive weed and efforts are made to eradicate it from agricultural land. | 1 |
| 3 | ragweed | Australia | Ragweed is not as common and is not a major allergen compared to other plants like grass and birch. | 1 |
| 4 | tumbleweed | Australia | Associated with arid outback regions and depicted as a natural feature in artwork and photography | 1 |