Lethariella cladonioides
Lethariella cladonioides, locally known as lu xin xue cha or hong xue cha, is a fruticose lichenized species of fungus in the family Parmeliaceae. It is distributed throughout Southwest and Northwest China, India, Nepal, Pakistan, and Kashmir. It is used as traditional medicine and health-promoting tea in China for treatment and prevention of sore throats, high blood pressure, inflammation, dizziness and neurasthenia.