Nuns Legs is a flower favored by the likes of Nanny Ogg. There do not appear to be any Roundworld analogues.
Nuns Legs is a short plant, its stems covered with dark, bristly hairs. As all insects seem to studiously avoid it, nobody can quite explain how it actually procreates.
It is not poisonous to eat. On the other hand, nothing appears to happen if one does eat it. This is very surprising given whom grows it.
Nuns Legs can be found in the following locations: