| Aspect: | Appears as a bouquet of relatively spaced oval flowers in which the individual "flowers" are the  corallites. These grow on a thick, sturdy stem (theca) from a domed base of hard calcium carbonate. They can be single, but usually are twinned or tripled.     | 
| Population: | Very common. | 
| Notable feature: | Large and conspicuous costa and septae. Transulcent polyps fully emerge at night only. | 
| Environment: | Found at depths of between 5 and 40 metres. | 
| Behaviour: | - |