Tennansho

Chinese: zhi tian nan xing

English: prepared arisaema rhizome, jack-in the-pulpit

Pharmaceutical: Arisaematis Rhizoma preparatum

Properties: Bitter, acrid, warm, toxic

Standard Species: Arisaema erubescens (Wall.) Schott., Arisaema heterophyllum Bl., Arisaema amurense Maxim., Arisaema japonicum Bl. var. atropureum., Arisaema angustatum Franch. et Sav. var. peninsulae Nakai

Arisaema angustatum Franch. et Sav. var. peninsulae Nakai - Hortus Plantae Medicinae, Health Sciences University of Hokkaido, Japan (Photo by TH. Tanaka)