As its name suggests, grasses like big bluestem and switchgrass dominate the ecosystem.

义，像大蓝茎和柳枝稷这样的草在生态系统中占主地位。

Region by region, we find in the North American Prairie, among others, Big bluestem, Indiangrass and Switchgrass species.

我们在北美大草原地区发种植物，其中包括大须芒草、印第安草和柳枝稷。