Pteris

Pteris (brake) is a genus of about 280 species of ferns in the Pteridoideae subfamily of the Pteridaceae. They are native to tropical and subtropical regions of the world.

Many of them have linear frond segments, and some have sub-palmate division. Like other members of the Pteridaceae, the frond margin is reflexed over the marginal sori.

单词	Brake fern
释义	Brake fern 原声例句西南联大英文教本 Shouldering my way into the rank brake ferns, I came within twenty feet of her. 我挤进了蕨类植物丛中，离她不到 20 英尺。英语百科 Pteris Pteris (brake) is a genus of about 280 species of ferns in the Pteridoideae subfamily of the Pteridaceae. They are native to tropical and subtropical regions of the world. Many of them have linear frond segments, and some have sub-palmate division. Like other members of the Pteridaceae, the frond margin is reflexed over the marginal sori.
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Brake fern

Pteris