A common rock-inhabiting fern of northern temperate regions having rusty-brown stipes and lanceolate pinnate fronds. 在岩石上生长的一种具有黄褐色叶柄和披针形羽叶的北方温带蕨类。
Rock-inhabiting fern of Arctic and subarctic Europe to eastern Asia. 分布于从北极和欧洲近北极地区到亚洲东部一带的岩蕨。
Small rock-inhabiting fern of northern temperate zone and Hawaii with pinnate fronds. 生长于北温带和夏威夷的一种带有羽状复叶的小型岩石生蕨类植物。
Genus of small to medium-sized usually rock-inhabiting ferns of temperate and cold regions; in some classification systems placed in Polypodiaceae. 温带或寒带岩石上生长的小型或中等大小的蕨类的一个属;在一些分类系统中归入水龙骨科。