What kind of tree is green and covered in sharp, pointy spikes? - Quora

What kind of tree is green and covered in sharp, pointy spikes

What tree has reddish wood inside it? - Quora

Do any plants have sharp-edged leaves? - Quora

What is the best looking tree in the wild? - Quora

What kind of tree is green and covered in sharp, pointy spikes

What is this bright green houseplant with thick leaves that are

How do the trees without leaves survive? Where does photosynthesis take place? - Quora

How to build a magpie nest using anti-bird spikes - Quora

What kind of tree is green and covered in sharp, pointy spikes

Cactus spines are modified leaves. What is their purpose? - Quora