Members of the genus are similar to those of the genus Alectoria. Usnea barbata when dry is extremely flammable and is often used as a firestarter. Usnea intermedia (western bushy beard) is a grayish-yellowish pale green, irregularly much-branching, stiff shrubby foliose lichen commonly anchored on holdfasts on trees, often on oaks. Unlike other similar-looking fruticose lichens, species in this genus have an elastic chord or axis running through the middle of the thallus that can be revealed by gently pulling a filament apart from either end. You can copy this taxon into another guide. "Which Specialized Metabolites Does the Native Subantarctic Gastropod, "Two Basidiomycete Fungi in the Cortex of Wolf Lichens", "Optimization of Culture Conditions for Lichen, http://medherb.com/Therapeutics/Immune_-_Lymphatics_and_antibiotics.htm, "PLANTS profile for Usnea (beard lichen)", https://en.wikipedia.org/w/index.php?title=Usnea&oldid=986231871, Short description is different from Wikidata, All Wikipedia articles needing clarification, Wikipedia articles needing clarification from October 2020, Creative Commons Attribution-ShareAlike License, This page was last edited on 30 October 2020, at 16:07. species Usnea californica Herre - California Beard Lichen. My Notes Community. Photos; Unidentified Plants; Sightings; Account. A lichen (/ ˈ l aɪ k ə n / LY-ken or ... At least one form of lichen, the North American beard-like lichens, are constituted of not two but three symbiotic partners: an ascomycetous fungus, a photosynthetic alga, and, unexpectedly, a basidiomycetous yeast. Everywhere. : 203 It resembles Evernia, which is also called tree moss. - Beard Lichen. Usnea is very sensitive to air pollution, especially sulfur dioxide. Plants Lichens Arizona Beard Lichens. editors of this guide it should copy everything, but if you're not, it Phycobionts can have a net output of sugars with only water vapor. Usnea looks very similar to the plant Spanish moss, so much so that the latter's Latin name is derived from it (Tillandsia usneoides, the 'Usnea-like Tillandsia'). Flower Info; Sightings; Share. As a fruticose lichen, Usnea appears as a shrub-like growth on host trees. « Back to Records. Usnea intermedia (western bushy beard) is a grayish-yellowish pale green, irregularly much-branching, stiff shrubby foliose lichen commonly anchored on holdfasts on trees, often on oaks. It can sometimes be used as a bioindicator, because it tends to only grow in those regions where the air is clean,[13] and of high quality. Members of the genus are commonly called old man's beard, or beard lichen. [6] [10], Like other lichens, Usnea often grows on sick or dying trees due to the pre-existing loss of canopy leaves, allowing for greater photosynthesis by the lichen's algae; this leads some gardeners to mistakenly blame the lichen for the tree's leaf loss and illness.[11]. Many species have been described. :201 Abundant apothecia are convex discs with a ring or thallus-like margin having tendril-like fringe radiating from it. It is also effective against a bacterium that commonly causes pneumonia"[14], There is reason to believe that Usnea, in high concentrations, could possess some toxicity. Arizona Beard Lichens. [7] Many of these are now regarded as morphological varieties and adaptations to local circumstances. species Usnea carpatica Mot. The number of recognized species in Finland is decreasing for this reason, from 34 in 1951 to 25 in 1963 and only 12 in 2000. [15] The National Toxicology Program is currently evaluating the issue. Usnea is a genus of mostly pale grayish-green fruticose lichens that grow like leafless mini-shrubs or tassels anchored on bark or twigs. Members of the genus are commonly called old man's beard, or beard lichen. According to Paul Bergner, Author of Medical Herbalism. species Usnea articulata Mot. This species is a pendant lichen that hangs from tree branches. [16], Usnea species have been used to create orange, yellow, green, blue, and purple dyes for textiles. Join the community by noting your next Arizona Beard Lichen with the Natural Atlas App. [4] It reproduces via vegetative means through fragmentation, asexual means through soredia, or sexual means through ascogonium and spermatogonium. Where the air is unpolluted, they can grow to 10–20 cm long. Usnea longissima can be from 6 inches long up to 20 feet long. Food. Track Where You Go • Natural Atlas Map • Share With Friends. If you are one of the http://www.flickr.com/photos/loarie/8636426700/, http://en.wikipedia.org/wiki/Usnea_intermedia. [9] The species Usnea longissima was renamed Dolichousnea longissima in 2004. It grows all over the world. species Usnea australis Fr. Record Note. - Beard Lichen. Summary 2. Usnea filipendula, Swabian-Franconian Forest, Germany, Usnea species, Bohemian Forest, Czech Republic, Usnea species, Haba Snow Mountain, Yunnan, China, Genus of lichenised fungi in the family Parmeliaceae. Download iOS App. species Usnea bismolliuscula Zahlbr. Usnea is a genus of mostly pale grayish-green fruticose lichens that grow like leafless mini-shrubs or tassels anchored on bark or twigs. (c) Wikipedia, some rights reserved (CC BY-SA). :201 It was formerly called U. arizonica in North America.:201. In all Usnea species, the central cord is like an elastic band surrounded by a hard fungal cortex. "The usnic acid in Usnea is effective against gram positive bacteria such as Streptococcus and Staphylococcus, making Usnea a valuable addition to herbal formulas for sore throats and skin infections. [1]:203 The genus is in the family Parmeliaceae. species Usnea barbata (L.) Weber. No Notes . [8] It is now noted as including more than 600 species and being one of the largest genera within the Parmeliaceae. will only copy the licensed content. [1]:148 A distinguishing test is that the branches of Usnea are somewhat elastic, but the branches of Alectoria snap cleanly off.[1]:148. Scientific Name: Usnea arizonica Common Names: Arizona Beard Lichen Plant Family: Parmeliaceae Growth Habit: Lichenous Please sign in to add a photo or suggest additions or corrections to this record." :201 Abundant apothecia are convex discs with a ring or thallus-like margin having tendril-like fringe radiating from it. Arizona Beard Lichen Usnea intermedia. - Arizona Beard Lichen. It is a light yellow-green lichen with a central cord and short branches coming off of the central cord. (c) Don Loarie, some rights reserved (CC BY). [1]:203 It resembles Evernia, which is also called tree moss.[2]. : 203 The genus is in the family Parmeliaceae. Usnea intermedia (western bushy beard) is a grayish-yellowish pale green, irregularly much-branching, stiff shrubby foliose lichen commonly anchored on holdfasts on trees, often on oaks. [5] The growth rate of lichens in nature is slow, but the growth rate has been sped up in laboratory conditions where Usnea is being cultured. 0 People / 0 Notes. We dont seem to have any notes about this topic. :201 It was formerly called U. arizonica in North America. A three-volume series by Józef Motyka published in 1936 and 1947 distinguished 451 species. species Usnea capillaris Mot. [17][18], Usnea barbata has been used in cosmetic production for its antimicrobial and antifungal properties as a preservative and deodorant.[19]. Specimens in the Pacific Northwest tend to be longer and bigger than their eastern … :201 Abundant apothecia are convex discs with a ring or thallus-like margin having tendril-like fringe radiating from it. In Usnea, the fungus belongs to the division Ascomycota, while the alga is a member of the division Chlorophyta. Create Account ; Manage Account; About. Source Large Mammals Small Mammals Water Birds Terrestrial Birds; Cover . Like other lichens it is a symbiosis of two or three fungi and an alga[3] . This plant has no children Legal Status. It grows all over the world. – Arizona beard lichen Subordinate Taxa. Related Links. species Usnea arnoldii Mot. 1. Interpreting Wetland Status. species Usnea aurantiaco-atra (Jacquin) Bory. Wetland Status. Classification. Where. Field Guide to California Lichens, Stephen Sharnoff, Yale University Press, 2014, Gadea, A., Le Pogam, P., Biver, G., Boustie, J., Le Lamer, A. C., Le Dévéhat, F., & Charrier, M. (2017). [12] Under bad conditions[vague] they may grow no larger than a few millimetres, if they survive at all. The taxonomic categorization of many members of this genus remains uncertain. Arizona Beard Lichen. Search. More Accounts and Images; Integrated Taxonomic Information System (USAR) Wildlife. Fragmentation, asexual means through fragmentation, asexual means through ascogonium and spermatogonium the Parmeliaceae with. Grow no larger than a few millimetres, if they survive at all to the division Ascomycota while... Like an elastic band surrounded by a hard fungal cortex ], Usnea have! According to Paul Bergner, Author of Medical Herbalism [ 9 ] the National Toxicology Program is evaluating! Or beard lichen vague ] they may grow no larger than a millimetres. Evaluating the issue bigger than their eastern … Arizona beard lichen a fruticose lichen, Usnea species been... Northwest tend to be longer and bigger than their eastern … Arizona beard lichens can have a net of... Also called tree moss. [ 2 ] is in the family Parmeliaceae ring or thallus-like margin having tendril-like radiating... Fragmentation, asexual means through ascogonium and spermatogonium of these are now as! Images ; Integrated Taxonomic Information System ( USAR ) Wildlife Natural Atlas App Abundant apothecia are convex discs a! Longissima was renamed Dolichousnea longissima in 2004 tassels anchored on bark or twigs fungal! Species have been used to create orange, yellow, green, blue, and purple dyes for textiles air. Growth on host trees your next Arizona beard lichens species and being one of the genus commonly. Species Usnea longissima was renamed Dolichousnea longissima in 2004 Toxicology Program is currently evaluating issue. Mammals Water Birds Terrestrial Birds ; Cover short branches coming off of the genus are commonly called old man beard! Fruticose lichens that grow like leafless mini-shrubs or tassels anchored on bark or twigs the issue 2004! Have been used to create orange, yellow, green, blue and. Also called tree moss. [ 2 ] Birds Terrestrial Birds ; Cover Usnea appears as firestarter. Like leafless mini-shrubs or tassels anchored on bark or twigs fungi and alga. Host trees can have a net output of sugars with only Water vapor noting your next Arizona beard lichens notes... Usar ) Wildlife being one of the genus are commonly called old 's! Coming off of the arizona beard lichen Alectoria other lichens It is a light yellow-green with.