Lichenes are lichens. Parmelian - Parmeliaceae. Folk name: Icelandic lichen. Used parts: the whole plant. Pharmacy name: Icelandic moss - Cetrariae lichen (formerly: Lichen islandicus). Botanical description. First of all, it should be said that the name "Icelandic moss" is incorrect from the point of view of botany, as we are dealing here not with moss, but with lichen. It reaches a height of 4-12 cm and is a sprawled bush with a forked, leafy layer reminiscent of deer horns. Some branches have a width of 5-20 mm, but they are usually curved and grooved. Their upper side is colored from olive to brownish-green, the lower side from whitish-green to light brownish, often with white spots. This is one of the most common terrestrial lichens of wastelands and forests, which can be found in sunny, dry areas of the forest - from plains to highlands. Harvesting and harvesting. At the end of summer and in autumn, the whole plant is harvested, dried in the air, sliced into various teas or