Fibrous plants are plants that have long, thin fibers that can be used for a variety of purposes. HEMP is one example of a fibrous plant, which is a four-letter word. HEMP is a type of cannabis plant that is grown for its fiber and seeds. The fibers from HEMP can be used to make rope, paper, clothing, and other materials. HEMP is also known for its medicinal properties, as it contains compounds that can help with pain relief and inflammation.