#1 Calamus n. [calamus] any tropical Asian palm of the genus Calamus; light tough stems are a source of rattan canes. wn
#2 Calamus n. [calamus] the aromatic root of the sweet flag used medicinally. wn
#3 Calamus n. [sweet flag, calamus, sweet calamus, myrtle flag, flagroot, Acorus calamus] perennial marsh plant having swordlike leaves and aromatic roots. wn
#4 Calamus n. [genus Calamus] a genus of Sparidae. wn
#5 Calamus n. [quill, calamus, shaft] the hollow spine of a feather. wn
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