Here's a breakdown:

* Higher Latitude: Tundra occurs in the Arctic region (around the North Pole) and in some high altitude areas, like mountaintops.

* Treeless Plain: Tundra is characterized by its lack of trees due to the harsh climate, with very cold temperatures and permafrost (permanently frozen ground).

* Vegetation: Tundra supports a variety of low-growing plants, including:

* Lichens: These are a combination of fungi and algae, able to withstand harsh conditions.

* Mosses: These plants thrive in damp environments, often found in bogs.

* Grasses: Some hardy grasses can survive in the tundra.

* Dwarf shrubs: These small shrubs hug the ground to escape the cold winds.

* Wildflowers: During the short summer months, some wildflowers may bloom.

So, the next time you see a vast, treeless plain in a cold region, you know it's likely a tundra!