Families: Parmeliaceae

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  • Usnea barbata

    Botanical Overview Usnea barbata, commonly known as Old man’s beard or Beard lichen, belongs to the family Parmeliaceae. It is a fruticose lichen growing widely across Europe, North America, and parts of Asia. The medicinally used part is the thallus, the main vegetative body of the lichen. Energetics Usnea barbata is traditionally considered cooling and…


  • Cetraria islandica

    Botanical Overview Cetraria islandica (Iceland moss) is a lichen in the Parmeliaceae family. It is traditionally harvested from northern and Arctic regions including Northern Europe, the Arctic, Subarctic, and parts of North America. The primary part used medicinally is the thallus, the lichen body. Common names include Iceland moss, Iceland lichen, and Lichen islandicus. Energetics…


  • Usnea spp.

    Botanical Overview Usnea spp., commonly known as Old man’s beard or lichen moss, is a genus of fruticose lichens belonging to the family Parmeliaceae. It is widely distributed in temperate regions worldwide. The medicinally used part is the thallus, which is the main vegetative body of the lichen. Energetics Usnea is considered cooling and drying…