The calamus plant is reed-like in appearance and grows to a meter high in muds around lakes. With sword-like leaves and yellowish-green flowers, calamus oil is aromatic in nature and the essential oil obtained from this plant has a warm, spicy wood smel ß – Asarone 83.2 % a – Asarone 9.7 % ß – Bisabolene 1.2 % (Z) – Isoelimicin 1.1 % a – Terpineol