• Stiff, upright, widely branching, hairy annual. A most attractive plant, that is widely cultivated and is occasionally gathered and used in floral arrangements.
• Flowers August to October.
• Adapted to calcareous soils of prairies, roadsides, and waste places.
• When wounded, this plant exudes a milky fluid that is poisonous; it will cause inflammation of the skin similar to that seen with poison-ivy or oak.
• Livestock is poisoned by an acrid principle that severely irritates the mouth and gastrointestinal tract.
• This plant rarely causes death.
• “Snow-on-the-mountain” is generally found from central to west Texas, and “Snow-on-the-prairie” is found in the eastern to southern portion of Texas.