Symphyotrichum peteroanum

Symphyotrichum peteroanum (formerly Aster peteroanus) is a species of flowering plant in the family Asteraceae endemic to Argentina and Chile. It is a perennial, herbaceous plant that grows 20 to 60 cm tall. Its flowers have white ray florets in one series that are 6-8 mm long. It grows in tall forests with trees that exceed 15 m at elevations of 1000–2200 m in humid montane ecosystems.