Retired professor of math and computer science having taught for 36 years at a state supported university in Virginia. United States Senators serve a term of six years in office. There is no limit on how many terms a Senator can be elected to serve.
Herbaceous perennials are garden plants that die back to the soil line when winter temperatures arrive. The plants enter a dormant period and strengthen the root system while waiting for the coming of spring.
The stinging nettle is a plant found practically all over the world. The plant is considered an herbaceous perennial, meaning that it has herbal properties and grows back in the same areas year after year. The leaves and stems of the plant are covered with brittle, hollow, hair-like structures.