ligul-
combining form 
or liguli-
Etymology: New Latin ligula (I)  
1. : ligule 
< ligular >
< liguliform >
: ligulate
< liguliflorous >
2.[New Latin Ligula (II) ]   : the genus Ligula 
< liguloid >
or liguli-
1.
< ligular >
< liguliform >
: ligulate
< liguliflorous >
2.
< liguloid >