Hypolytrum bullatum - Part of a genus of African sedges with bizarrely ridged and textured leaves. Unfortunately, many of these seem to be endangered. I've never seen a grasslike plant quite like this. (Some late-night caricology for everybody.) - http://commons.wikimedia.org/wiki...
They look like tire treads. Check 'em out. - Kamilah Reed (K. Gill)
That's cool. If it were more common, I could see it being interesting for basket makers. Already has a pattern. - Spidra Webster