In the leaf pouches of  H. physophora lies the extrafloral nectaries,  where ants can get the nectar that was created by the plant, it can be viewed as parasitism by the ants, but the plant benefits immensely from the presence of ants as well.
In the leaf pouches of  H. physophora lies the extrafloral nectaries,  where ants can get the nectar that was created by the plant, it can be viewed as parasitism by the ants, but the plant benefits immensely from the presence of ants as well.