A perennial herb of the Leptolepis family, endemic to Japan, commonly found under forests in low mountainous areas (illustration). The leaves spread out in all directions, resembling a lion's mane, gave it its Japanese name. Evergreen. The rhizome is thick and clumpy, growing obliquely upwards. The leaves grow in fascicles, forming two forms, and the base of the petiole is densely covered with linear, thin, pointed brown scales. The vegetative leaves have short stalks, are oblanceolate, have a pointed tip like a tail, are simple pinnate, and the pinnae are linear entire, blunt or acute, and are wide at the base and attached to the central axis. The veins are free. Source: Heibonsha World Encyclopedia, 2nd Edition Information |
低山地の林下に普通に生じる日本特産のシダ植物シシガシラ科の多年草(イラスト)。葉が四方八方に広がって出る状態を,獅子(しし)のたてがみにたとえて和名がついた。常緑性。根茎は塊状で,太くて斜上する。葉は束生し,2形をなし,葉柄基部には線形で細くとがった褐色の鱗片が密につく。栄養葉は柄が短く,倒披針形,先は尾状にとがり,単羽状,羽片は線形全縁,鈍頭または鋭頭,基部は広くなって中軸につく。葉脈は遊離する。
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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