Corals of Hawai'i
Family Acroporidae
Montipora  
General Description: calices separated by open space; papillate projections
cover colony.  
  
    | Montipora flabellata-
    blue rice coral  | 
      | 
   
  
    | Growth form: small, encrusting with irregular lobes; blue to
    turquoise color. | 
   
  
    | Fine structure: papillae smaller, sometimes fused to form ridges;
    calices with elevated collars.  | 
   
  
    | Habitat: shallow water in exposed and protected areas.  | 
   
  
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    | Montipora patula - ringed
    rice coral  | 
      | 
   
  
     | 
   
  
    | Growth form: small, encrusting; chocolate-brown with light borders.
     | 
   
  
    | Fine structure: papillae small, forming rings around calyx.  | 
   
  
    | Habitat: reef flats.  | 
     | 
   
 
 
  
    | Montipora verrucosa - rice
    coral  | 
      | 
   
  
    | Growth form: highly variable, encrusting and plate-like (shallow
    water) or branching (deep); dark-chocolate with white borders to beige or white.  | 
   
  
    | Fine structure: papillae large, randomly distributed, absent from
    underside of free margins.  | 
   
  
    | Habitat: common in all reef environments, 0-50 m.  | 
   
  
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