Ragweed (noun)

A plant native to North America with small green flowers and leaves that release large amounts of pollen, causing allergies in many people.

Origin:

Unknown.

Examples:

1. Ragweed is a common cause of seasonal allergies in the late summer and early fall.
2. Ragweed pollen can travel long distances and affect people far from where it grows.
3. Ragweed is a hardy plant that can grow in a variety of soil conditions.
4. Ragweed plants can produce a large number of seeds that can persist in the soil for many years.
5. People with ragweed allergies may experience symptoms such as sneezing, runny nose, and itchy eyes.