Scientific name
Medicago sativa
Also Known As
Lucerne, Purple medick
Alfalfa is a clover-like plant with leaves in threes that are distinct because the leaflets have teeth only on the upper head of the leaflets. Alfalfa also has dense heads of purple flowers.

Scientific name
Ulmus americana
The American elm is a tree which can grow up to 100 feet tall. It is found over much of the eastern United States, as far north as Maine and as far south as Texas. Its range extends west into Montana and Wyoming. The flowers of the American elm emerge before the leaves, so keep a close eye on them in the spring. The flowers are small and purplish-brown in color.

Scientific name
Tilia americana
Also Known As
Basswood, Lime tree
American lindens are deciduous trees with unevenly heart-shaped leaves and fragrant yellow flowers. They are also known as Basswoods. This species has large, nearly hairless leaves and flower stalks.

Scientific name
Pulsatilla patens
Also Known As
Eastern pasqueflower, Anemone patens, Prairie crocus, Windflower, Cutleaf anemone
A distinctive feature of this western grassland native is the feathery, silky fruiting head. The leaves, flowers, and stalks are all covered with silver white hairs. In moist areas in mountains, you can also see the western pasqueflower which is larger, has white flowers, and more finely divided leaves.

Scientific name
Helianthus annuus
This sunflower species has rough, hairy stems, triangular-shaped leaves, and flower heads up to 6 inches wide. It can be between 2 and 10 feet tall.

Scientific name
Purshia tridentata
Antelope bitterbrush is a perennial, deciduous shrub or small tree with rigid branches and wedge-shaped leaves. The leaves are also deeply 3-lobed at the tip.

Scientific name
Symphyotrichum oblongifolium
Also Known As
Aromatic American aster, Fall aster, Wild blue aster, Shale barren aster
Aromatic aster is a native perennial wildflower that grows from 1–3 feet tall. The aster’s rigid stems branch out from the base.  The name derives from the balsam-like scent when stems are crushed or broken.

Scientific name
Perilla frutescens
Also Known As
Chinese basil, Perilla mint, Wild basil
Beefsteak plant is in the mint family and is native to Asia. It was most likely brought to the U.S. as a garden plant, but has turned into an invasive species. It blooms in the fall and has leaves that can vary from green to a deep reddish-purple.

Scientific name
Andropogon gerardii
Also Known As
Turkey foot
One of the largest grasses in the tall grass prairie. The flowers are distinctive because they branch out from the ste m in 3 to 7 'fingers' and usually have short fine hairs.

Scientific name
Artemisia tridentata
Big sagebrush are tall, rounded shrubs with wedge-shaped leaves with 3-5 teeth at the tips. They have a strong turpentine-like odor and small, inconspicuous flowers.