Usnea is a lichen, which is a symbiotic relationship between an alga and a fungus. For years now, Usnea has proven to have quite a number of medical uses. Usnea is used for abscesses in veterinary practice in Canada. It has also been used in the treatment of injuries of the legs and loins, bone fractures, and skin eruptions (5). Medicinal use: Usnea is primarily antibiotic, especially against gram positive organisms such as: Streptococcus, Staphylococcus, Mycobacterium tuberculosis and other fast-growing species. Usnea longissima is used as bedding materials for colt, chick, newly born goats and yak calves mainly by herders. In regions where Usnea longissima is endangered, it is best to harvest the small, tiny tufted species (e.g., ... sometimes soaked in garlic juice or a strong garlic decoction, was an older medical method of treating large gaping wounds in the body. Common conditions it is used for are sinusitis, acute/chronic lung infections, vaginal infections, and topically as … While usnea is certainly a medicinal herb, it’s not a flowering plant! Usnea longissima (left) has been categorized as rare and endangered in some localities of northern California, Oregon, and Washington state. Antibacterial benefits . Polysaccharides are immuno-stimulatory and can be used for local and systemic infections. Research has discovered that the lichen kills bacteria particularly the bacteria that are found in the digestive tract. Lichen of the month: Usnea wirthii and longissima. countries of the world, Usnea longissima has also been widely used as an expectorant, as a wound dressing, and to stanch nose bleeding, as well as in the treatment of ulcers. There are over 600 species of usnea that grow across the world and many of these species are interchangeably used. More than 1000 different kinds of lichen grow in the Pacific Northwest. Usnea is popular for its antibacterial properties. Note that all Usnea spp. Unless you know this species is locally common and widespread in your area, do not harvest! The Usnea for our tincture is harvested from the pristine Knysna Forest here in South Africa. It also only grows in high oxygen areas – so if you find Usnea growing somewhere, that says a lot about the high air quality in that area. Usnea is used to treat acute/chronic lung infections – and as always, nature gives us a clue to this – look at Usnea growing, it looks like a lung! Of these, a few hundred are widespread.One that stands out at Chinook this time of year is Usnea (Usena wirthii and longissima).). Some of the medical uses of Usnea include: 1. It’s best to walk with a lichenologist to get an overview of lichen ecology, morphology, and taxonomy. 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