I think this might very well be it. As it grows we will definitely be able to tell. While we were looking up cladocora we found a more specific dendro ID. It looks like it might be Phyllangia americana. So that means that both probably came in as hitchhikers from the gulf of mexico...
We think we might have some of this, or something very closely related. It came in with our live rock. I think the person who had it before us did not know what it was and did not feed it directly. We have 4 separate pieces on 3 rocks. Every rock it is on also has dendros on it. The dendro...