Gardner Pinnacles, NWHI, 20 feet

Uommon on shallow reefs exposed to wave action.  Compact hemispheres with pyramidal branchlets with a rounded tip, axial corallites small and tubular, radial corallites of mixed size tubular to swollen.  Greenish-brown, green, or pinkish-blue.  Vietnam to Micronesia, NW Hawaiian Islands, and Pitcairn.