SPS ID Please.

[stresco]

I just got this frag for free at a reefclub meeting and I am having trouble finding a positive ID. Anyone have any ideas?

http://www.stresco.us/gallery/displayimage.php?album=17&pos=1

 

[reefrunner69]

The coral is, Hydnophora rigida, aka horn coral.

 

[stresco]

Thanks! I thought it was an awsum looking coral and the guy who gave it to me told me the name twice, but i think i have ADD sometimes.