Columnar

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[kuh-luhm-nur]
A growth form where corals are cylindrical in shape and grow upwards. They often look like fingers. They do not have secondary branches. Also referred to as digitate.

Related Articles:
  • Glossary: Digitate
    A growth form where corals are cylindrical in shape and grow upwards. They often look like fingers. They do not have secondary branches. Also referred to as columnar.
  • Glossary: Pinnacle
    An individual coral outcrop that has a columnar shape that rises upward almost to the surface of the water.
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