Erigeron speciosus

Erigeron speciosus is a widespread North American species of flowering plants in the family Asteraceae known by the common names aspen fleabane, garden fleabane, and showy fleabane.

Description
E. speciosus is a perennial herb up which grows up to 100 cm tall, producing underground rhizomes and a woody caudex. The inflorescence generally contains 2–20 flower heads per stem. Each head contains 75–150 white, lavender or blue ray florets surrounding many yellow disc florets. Flowers bloom from June to October.

The species is similar to E. subtrinervis, the stems and leaves of which are hairy.

Etymology
The specific epithet speciosus means 'pretty'.

Distribution and habitat
The species has been found in western Canada and the United States, from Alberta and British Columbia south as far as Arizona and New Mexico, with some isolated populations in the Mexican state of Baja California. It grows in open coniferous forests.