|Butterweed is a member of
the sunflower family. There are several closely related
that grow in the Sonoran Desert. The species are able to occupy habitats
from lowland deserts to washes, forests, and mountains. Most plants are
somewhat shrubby in appearance and have narrow, lance shaped leaves.
Flowers are usually seen in the spring and are bright yellow with many
petals to about an inch in diameter.
Butterweed gets its name from its
bright yellow flowers.