Current researching situation of mucosal irritant compontents in Acacae family plants Distribution of Calcium Oxalate Crystal in Angiosperms and Its Applications in Microscopic Pharmacognosy Study on irritation of calcium oxalate crystal in raw Pinellia ternata Study on irritation of calcium oxalate crystal in Araceae plants A Study on Calcium Oxalate Crystals in Several Kinds of Cinnamon Bark Study on processing of origin integration method and technology of Pinelliae Rhizoma Praeparatum cum Zingibere et Alumine Study on processing mechanism of Pinellia ternate