Usnea florida pale grayish-green fruticose lichen on the twig. Old man's beard, or beard lichen.

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Keywords: alga, apothecia, ascomycota, asturias, bark, beard, botany, branches, bushy, chlorophyta, coral-, dead, fine, floor, flora, florida, forest, fungi, growth, holdfast, host, lichen, mans, nature, radiating, relationship, shrubby, sick, spain, stems, structure, symbiosis, symbiotic, thallus, tree, tubercles, twig, usnea, vegetation