...The main species include U. diffracta Vain., whose lichen body is repeatedly bifurcated and whose cortex has many ring-shaped cracks, and U. rubicunda Stirt., whose cortex has a red pigment. U. diffracta Vain. contains usnic acid, which is called shoura (pine sap) or roukunshu (old man's beard) and is used as a diuretic, antipyretic, and expectorant. [Hiroyuki Kashiwatani] [Aya Nitta]... *Some of the terminology explanations that mention "usnic acid" are listed below. Source | Heibonsha World Encyclopedia 2nd Edition | Information |
…主な種類には,地衣体が二叉分枝をくり返し,皮層にリング状の割れ目の多いヨコワサルオガセU.diffracta Vain.,皮層に赤色の色素をもつアカヒゲゴケU.rubicunda Stirt.などがある。 サルオガセ類はウスニン酸usnic acidを含み,松蘿(しようら),老君鬚(ろうくんしゆ)などと称して,利尿,解熱,去痰薬とする。【柏谷 博之】【新田 あや】。… ※「usnic acid」について言及している用語解説の一部を掲載しています。 出典|株式会社平凡社世界大百科事典 第2版について | 情報 |
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