Below are a few cheat sheets to help you with your decorating "vocab." (ignore the colors written under examples.) I have some of each in my home.
image from theperfectrug.com
I'm a HUGE fan of the chunky jute. Have a big one in my dining room and one in my sun room. I have a seagrass runner and small area rugs in my kitchen, and have a sisal rug in my office. (hmmm, maybe I need to branch out...)
Love the texture they add...
Put some natural fiber rug info in your back pocket.