1.
ferns: a large genus that in some classification systems has been subdivided into the families: Aspleniaceae; Blechnaceae; Davalliaceae; Dennstaedtiaceae; Dryopteridaceae; Nephrolepidaceae; Oleandraceae; Pteridaceae; Vittariaceae; includes genera Aglaomorpha; Anarthropteris.
蕨类植物；在一些分类系统中已经被细分成几个科的一个大属；肾鳞蕨科；书带蕨科。
2.
one of a number of families into which Polypodiaceae has been subdivided in some classification systems: genus Vittaria.
在某些分类系统中细分的水龙骨科成员的一个科；书带蕨属。
3.
small terrestrial ferns of Old World tropics and subtropics: claw ferns; sometimes placed in family Cryptogrammataceae.
旧大陆热带和亚热带小的陆地蕨类植物；爪蕨；有时归入珠蕨科内。
4.
constituting the order Marattiales: chiefly tropical eusporangiate ferns with gigantic fronds.
组成了马蹄蕨属；主要是热带厚囊蕨的一科带有巨叶。
5.
small to medium tropical tufted ferns; sometimes placed in family Adiantaceae.
小型至中型的热带簇状的蕨类植物；有时归入铁线蕨科。
6.
type genus of the Cyatheaceae: tree ferns of the tropical rain forest to temperate woodlands.
桫椤科的模式属；热带雨林至温带森林的树蕨。
7.
any tropical gymnosperm of the order Cycadales; having unbranched stems with a crown of fernlike leaves.
苏铁科热带植物；长有蕨类叶片，树干无枝。
8.
small genus of tropical ferns; sometimes placed in Polypodiaceae.
热带蕨类植物的一个小属；有时归入水龙骨科。
9.
temperate and tropical lady ferns; in some classifications placed in family Polypodiaceae or in the genus Asplenium.
温带和热带地区的蹄盖蕨类植物；在一些分类中归入水龙骨科或铁角蕨类。
10.
terrestrial tropical ferns having fronds with powdery yellowish or white undersides; sometimes placed in family Polypodiaceae or Adiantaceae.
陆生的热带蕨属，叶下面呈淡黄色或白色，粉状；有时归入水龙骨科或裸子蕨科。
11.
Adiantaceae (maidenhair ferns) A family of ferns(Filicinophyta)found throughout the world, especially in the moist American tropics.
铁线蕨科：一科广泛分布的蕨类植物，特别是在美洲潮湿的热带分布较多。
12.
large genus of terrestrial ferns of tropics and subtropics; sometimes placed in family Polypodiaceae.
热带和亚热带的一个陆生蕨类大属；有时归入水龙骨科。
13.
eusporangiate ferns of the families Ophioglossaceae and Marattiaceae.
属于瓶尔小草科和合囊蕨科的厚囊蕨。
14.
Old World tropical fern; in some classification systems placed directly in family Polypodiaceae.
旧大陆的热带蕨；在一些分类系统中直接归入水龙骨科。
15.
Polystichum jiucaipingense,a New Species of Dryopteridaceae from Guizhou,China
贵州产耳蕨属(鳞毛蕨科)一新种—韭菜坪耳蕨
16.
An area overgrown with this fern.
欧洲蕨林被这种蕨覆盖的地带
17.
families of ferns and fern allies.
蕨类植物科和蕨类植物的同类植物。
18.
The study of ferns.
蕨类植物学研究蕨类的科学