Brittlebush blossoms (Encelia farinosa), in the Thunderbird Conservation Area, Glendale, Arizona.

This plant is known as hierba del vaso (“glass grass”) in Spanish – a reference to how easily its stems can be snapped and broken. An older Spanish name is incienso. Spanish friars used resins from the plant to make an incense reminsicent of frankinsence. 

Brittlebush blossoms (Encelia farinosa), in the Thunderbird Conservation Area, Glendale, Arizona.

This plant is known as hierba del vaso (“glass grass”) in Spanish – a reference to how easily its stems can be snapped and broken. An older Spanish name is incienso. Spanish friars used resins from the plant to make an incense reminsicent of frankinsence.