Porophyllum linaria

Porophyllum linaria is a species of flowering plant in the sunflower family. It is native to the Americas, where it is distributed from the southwestern United States to Central America. Its common names include dyssodia and narrowleaf poinsettia.

Description

Porophyllum linaria is an annual herb growing up to 60 centimeters tall. The leaves are linear to lance-shaped, measuring up to 5 centimeters long. The inflorescences are solitary flower heads with yellow disk florets and no ray florets. The fruit is an achene about half a centimeter long.

Habitat and distribution

This plant is native to the southwestern United States, where it occurs in Arizona, New Mexico, and Texas. It is also known from many parts of Mexico and Central America. It grows in many types of habitat, including disturbed areas.

Uses

Porophyllum linaria is used in traditional medicine in some cultures. The leaves are used to treat digestive disorders and skin conditions.

Cultivation

This plant is not commonly cultivated but it can be grown in a sunny location in well-drained soil. It is drought-tolerant.