Symphyotrichum patagonicum

Symphyotrichum patagonicum (formerly Aster patagonicus) is a species of flowering plant in the family Asteraceae endemic to the Argentinian provinces of Chubut, Mendoza, Neuquén, and Santa Cruz. It is an annual, herbaceous plant that grows 3 to 30 cm tall. Its flowers have short white ray florets in 3 or 4 series and numerous disk florets.