Drainage basin: The area drained by a river and its tributaries. A drainage basin is considered to be an open system because water can be added or lost from a drainage basin. Source: The beginning of a river. A river may have multiple sources.
Milk thistle (Silybum marianum) is a thorny plant presenting decorative leaves with a white pattern of veins and purple flower heads. The plant originates from mountains of the Mediterranean region, where it forms scrub on a rocky base.
Milk Thistle Benefits. Milk thistle has been in use by herbalists for over 2,000 years in Europe. Itâs primary function is protecting the liver and treating liver and gallbladder problems. This herb is also used to lower cholesterol, treat diabetes and reduce cancer cells in the breast, cervix and prostate. Many Herbalists recommend milk thistle for many types of cancer as it is a great blood detoxifier.