Acorus, Calamus, Shi Chang Pu ็ณ่่ฒ Sweet FlagVacha (Ayurveda)Vasambu (Siddha)Shi Chang Pu ็ณ่่ฒ (TCM)Shu dag เฝคเฝดเผเฝเฝ (A. calamus, Tibetan)Waj, Waj e Turki (Unani) Gart der Gesundheit, Cuba, 1485 Ortus Sanitatis, Cube, Johann von, 1501 Calamus (Acorum verum, Acorus of Dioscorides)Krauterbuch, Lonitzer, 1578 PseudoacorusNew Kreuterbuch, Matthiolus, 1563 Acorus calamusKohler’s Medizinal Pflanzen, 1887 The ‘True’ (original) Acorus of the ancientsMuseum Museorum, Valentini, 1704 Calamus root(bottom left shows underside of the root, bottom right shows upperside)(A Manual of materia medica and pharmacology, Culbreth, 1906) Calamus (A. calamus) used in Tibetan Medicine. (Adam, 2016) Calamus used in TCM (Adam, 2022) Botanical name: Acorus calamus (syn A. vulgaris, A. aromaticus, A. odoratus; Calamus aromaticus)TCM recognises 3 main varieties of Acorus: Acorus tatarinowii (Shi Chang Pu) Acorus calamus (Shui Chang Pu); Shu dag nag po เฝคเฝดเผเฝเฝเผเฝเฝเผเฝเฝผ (Tibetan) Acorus gramineus (Jin Xian Pu); Shu dag dkar po เฝคเฝดเผเฝเฝเผเฝเฝเฝขเผเฝเฝผ (Tibetan) A. tatarinowii is regarded as best and most aromatic in TCM; A. calamus has the most pleasant scent and is generally preferable.Due to the potential risk of toxicity of ร-asarone, the American Acorus calamus. var. americanus has been recommended.Note that in ancient formulas of the West, ‘Acorus’ is Iris pseudoacorus, although Calamus may generally be used in its place.…
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