Cactus is a type of green desert plant.

仙人掌是一种绿色的沙漠植物。

youdao

The kitchen opens out onto a terrace, which is framed by a green-painted wall covered in climbing FIG and cactus plants.

厨房通向阳台，这里以一面绿色的油漆墙为框架，墙面上覆盖了攀爬的无花果植物和仙人掌类植物。

youdao

On the beach of an island in the Pacific, an island with black sand, hardened black lava, and nothing green growing but cactus, a British mariner with a knife in his hand was crouching before a giant tortoise.

NPR: Excerpt: 'Natives and Exotics'