1. The fern has a foliiform appearance due to its broad and leaf-like fronds.
这种蕨类植物由于宽大的类似叶片的羽状体，呈现出叶状的外观。

2. The foliiform structures of certain coral species provide a habitat for various marine organisms.
某些珊瑚物种的叶状结构为各种海洋生物提供了栖息地。