Symphyotrichum eulae (formerly Aster eulae) is a species of flowering plant in the family Asteraceae endemic to Texas. The common names Eula's aster and Texas aster have been used. It is a perennial, herbaceous plant that may reach 5 to 150 centimeters (2 to 59 inches) in height. Its flowers have white to bluish or lavender-white ray florets and yellow then reddish to brown disk florets. It was named for Eula Whitehouse, American botanist, botanical illustrator, and plant collector.

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