Mysterious are the ways of nature. If you think such extreme camouflage is unlikely, take a look at this real-life amazingness.
Also, mysterious are the ways of Google. An image search for radiciform turns up the most peculiarly random assortment of stuff. ?????
Edit: I must say this IF prompt has brought out some of the coolest entries I've seen in a while! Definitely worth perusing if you haven't already.