论文部分内容阅读
对开蕨(Phyllitis scolopendrium)属铁角蕨科,在欧美有悠久的栽培历史,是传统的赏叶植物,至今已培育数以百计的观赏品种.我国1980年首次发现在长白山有分布,因其分布区狭窄,繁殖力很弱,生态环境正受到严重破坏,已被列为国家二级重点保护植物. 对开蕨为中型草本植物,多年生,每株轮状簇生5-14枚近披针形单叶,叶片近革质稍呈肉质,叶背沿侧脉方向整齐而对称地着生有线
Fern (Phyllitis scolopendrium) is a fern fern, has a long history of cultivation in Europe and the United States, is a traditional leaf-leaved plants, has been cultivated hundreds of ornamental species .China was first discovered in 1980 in Changbai Mountain, due to Its distribution is narrow, fertility is very weak, the ecological environment is being seriously damaged, has been classified as a national key protected plants .For the open fern for the medium-sized herbs, perennial, Shaped leaves, nearly leathery succulent leaves, along the dorsal veins along the direction of the neat and symmetrical ground with a wired