Badlands
Flat-topped, very steep hill with flat sides
Butte
Tall marsh plants with seeds embedded in the thick, brown tops of the plant
Cattails
A powder produced by certain plants, must be carried from plant to plant in order for the plant to reproduce
Pollen
Hardwood trees that lose their leaves each fall
Deciduous trees
A small, shallow stream
Creek
Also called "evergreens" because the needles stay green all year long.
Coniferous trees
Wetland that contains a lot of peat, or dead plant material. Recieves its water from groundwater seepage.
Bog
Grass and other plants that grazing animals eat
Forage
The roof of the forest, formed by crowns of dominant and medium-sized trees
Canopy
A ridge of sand formed by the current of the water in a river
Sandbar
Native prairie wildflowers with deep roots
Forbs
Plants with hollow stems that may have a pithy (sponge-like) center
Rushes
Grass-covered soil that is held together by matted roots
Sod
Thin, young trees
Saplings
A lake formed by the water held back by a dam
Reservoir
Tall, thin pillar of rock with a capstone, or flat rock on top
Hoodoo
Look like grasses except they have solid, triangular stems
Sedges
Native prairie grasses that reach 6 to 7 feet in height
Tallgrass prairie
Animals eating leaves, stems and buds from plants
Browsing
The largest watersheds on the continent
River Basins
A plant that stores water in its pads
Succulent
Low spots in the ground where water collects
Potholes
Organic matter in the soil (from living things)
Humus
Plants that do not have woody stems
Herbaceous plants
A river that flows into another river
Tributary