catenulate
  串珠狀的
  ca·ten·u·late /kəˈtɛnjələt/ 形容詞
  Ca·ten·u·late a.
  1. Consisting of little links or chains.
  2. Zool. Chainlike; -- said both or color marks and of indentations when arranged like the links of a chain, as on shells, etc.
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  catenulate
       adj : having a chainlike form; "catenulate bacterial cell
             colonies" [syn: chainlike]
       v : arrange in a series of rings or chains, as for spores [syn:
           catenate]