About Brickellia cylindracea A.Gray & Engelm.
Brickellia cylindracea A.Gray & Engelm., commonly known as gravelbar brickellbush, is a North American flowering plant species belonging to the Asteraceae family. This species is found exclusively in central Texas. It is a perennial plant that grows up to 120 cm (4 feet) tall from a woody caudex. It produces numerous small flower heads that contain greenish, yellow, or yellow-orange disc florets, and have no ray florets.