Erigeron argentatus
Encyclopedia
Erigeron argentatus is a species of flowering plant in the daisy family
Asteraceae
The Asteraceae or Compositae , is an exceedingly large and widespread family of vascular plants. The group has more than 22,750 currently accepted species, spread across 1620 genera and 12 subfamilies...

 known by the common name silver fleabane.

This wildflower is native to the western United States from California
California
California is a state located on the West Coast of the United States. It is by far the most populous U.S. state, and the third-largest by land area...

 to Colorado
Colorado
Colorado is a U.S. state that encompasses much of the Rocky Mountains as well as the northeastern portion of the Colorado Plateau and the western edge of the Great Plains...

, where it grows in woodlands and rocky mountainous habitat. It is a small perennial daisy attaining a maximum height from 10 to 40 centimeters. It grows in clumps with leaves and erect stems covered in dense white or silvery hairs. Most of the leaves are near the base of the plant and are somewhat erect and a few centimeters long. The stems bear single flower heads
Head (botany)
The capitulum is considered the most derived form of inflorescence. Flower heads found outside Asteraceae show lesser degrees of specialization....

each one to two centimeters wide with blue ray florets and centers of golden yellow disc florets.

External links

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