Symphyotrichum peteroanum (formerly Aster peteroanus) is a species of flowering plant in the family Asteraceae endemic to Argentina and Chile.[1] It is a perennial, herbaceous plant that grows 20 to 60 centimeters (8 to 24 inches) tall. Its flowers have white ray florets in one series that are 6–8 millimeters (1⁄4–3⁄10 inch) long.[2] It grows in tall forests with trees that exceed 15 meters (50 feet)[3] at elevations of 1,000–2,200 meters (3,280–7,220 feet) in humid montane ecosystems.[2]

| Symphyotrichum peteroanum | |
|---|---|
| Scientific classification | |
| Kingdom: | Plantae |
| Clade: | Tracheophytes |
| Clade: | Angiosperms |
| Clade: | Eudicots |
| Clade: | Asterids |
| Order: | Asterales |
| Family: | Asteraceae |
| Tribe: | Astereae |
| Subtribe: | Symphyotrichinae |
| Genus: | Symphyotrichum |
| Subgenus: | Symphyotrichum subg. Astropolium |
| Species: | S. peteroanum |
| Binomial name | |
| Symphyotrichum peteroanum | |
| Native distribution outlined in white[2] | |
| Synonyms[1] | |
| |
Taxon identifiers | |
|---|---|
| Symphyotrichum peteroanum |
|
| Aster peteroanus |
|