Astranthium robustum

Astranthium robustum, the Texas western-daisy, is a North American species of flowering plants in the family Asteraceae. It is found only in the western (trans-Pecos) part of the US State of Texas.

Astranthium robustum is an annual with a taproot, and usually with several stems up to 50 cm (20 inches) tall. Flower heads have white or bluish ray florets and yellow disc florets.