acro id help

[grayson]

anyone can help me on the id? it's weird the polyps on tips are blue and others are green. could it be lighting effect?
http://i576.photobucket.com/albums/ss205/reefeer/SPS-2-1.jpg

[BLKTANG]

maybe A.Chesterfeildness

[grayson]

thanks BLKTANG.

[Whisperer]

Austera