蕨(Pteridiumaquilinum(L.)Ku-hn),别名蕨儿菜,青海称蕨菜,系蕨类,蕨属蕨科,凤尾属野生经济植物。其形态特征:多年生草本,高一米余;根茎长,在地下匍匐延生,叶草质,卵状三角形,二、三口羽状分裂,背面常有毛,叶柄长而粗、无毛,埋在土中部分谈褐色,有细毛;第一回羽叶对生,披针形或 Fern (Pteridiumaquilinum (L.) Ku-hn), alias fern children dishes, Qinghai said bracken, Department of ferns, Pteridaceae, Fungus wild economic plants. Its morphological characteristics: perennial herb, more than one meter high; rhizome long, prostrate in the ground under the ground, leaf quality, ovate triangular, two or three pinnately divided, often abaxially hairy, petiole long and thick, glabrous, buried Part of the soil on the brown, fine hair; the first back to the leaves, lanceolate or