Coral ID, Please

[ParticleMan]

I was in my LFS buying some water and saw this little frag in their display. They said they've had it for a while but didn't necessarily know exactly what it was. It isn't the prettiest looking frag but kind of reminded of the Charlie Brown Christmas tree so I bought it because it was cheap. The colors are nice. Can someone help me identify it. Is it some type of Favia? Perhaps a strange chalice?

 

[KrisReef]

My brain says "Mycedium" but I don't know why?

We’re barely scratching the surface of Mycedium diversity | Reef Builders | The Reef and Saltwater Aquarium Blog

When we observe the diversity of corals found in the aquarium hobby, it’s easy to think that somehow what we’re getting is a reflection of what is available in nature. By that guideline you’d think…

reefbuilders.com

 

[thamnasteroid]

My brain says "Mycedium" but I don't know why?

We’re barely scratching the surface of Mycedium diversity | Reef Builders | The Reef and Saltwater Aquarium Blog

When we observe the diversity of corals found in the aquarium hobby, it’s easy to think that somehow what we’re getting is a reflection of what is available in nature. By that guideline you’d think…

reefbuilders.com

Echinophyllia aspera, not Mycedium

 

[DSC reef]

Looks like "joker" favia IMO