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Hymenoxys odorata
Also called Bitterweed, Western Bitterweed, Bitter Hymenoxys, Poison Rubberweed
Hymenoxys odorata is a species of flowering plant in the daisy family known by the common names bitter rubberweed and western bitterweed. It is native to the southwestern and south-central United States from southern California to Texas north as far as Kansas and Colorado, as well as northern Mexico (Chihuahua, Coahuila, Durango, Nuevo León, San Luis Potosí, Sonora, Tamaulipas). It grows in dry regions.
Hymenoxys odorata is an annual herb producing a branching stem up to 60 centimeters (2 feet) tall. The stems are covered in a foliage of short leaves which are divided into narrow, pointed lobes. Each of the many flower heads contains 50–150 bright yellow disc florets and 8–13 short yellow ray florets.
Pinaleno Mountain rubberweed · South American rubberweed · Colorado Rubberweed · Bigelow's rubberweed · East View rubberweed · Brandegee's four-nerve-daisy · Hymenoxys cabrerae · Cooper's rubberweed · Graylocks Four Nerve Daisy · Intermountain rubberweed · Owl's-claws · Hymenoxys insignis
Text excerpted from the Wikipedia article Hymenoxys odorata by its contributors, under CC BY-SA 4.0; the excerpts are shared under the same licence.
Life form, climate and native range: World Checklist of Vascular Plants, Royal Botanic Gardens, Kew (CC BY 3.0), reformatted; see Plants of the World Online.
