1. (

• calamus

) any tropical Asian palm of the genus Calamus; light tough stems are a source of rattan canes ;

2. (

• calamus ,

) the aromatic root of the sweet flag used medicinally ;

3. (

• sweet_flag ,
• calamus ,
• sweet_calamus ,
• myrtle_flag ,
• flagroot ,
• Acorus_calamus

) perennial marsh plant having swordlike leaves and aromatic roots ;

4. (

• Calamus ,
• genus_Calamus

) a genus of Sparidae ;

5. (

• quill ,
• calamus ,
• shaft

) the hollow spine of a feather ;