MICROSCOPIC IDENTIFICATION ON THE TISSUES OF CHINESE DRUG CHONGLOU (RHIZOMA PARIDIS)

Microscopic identification on the tissues of 9 spiecies or varieties of Rhizoma Paridis namely, Paris polyphylla Smith var. chinensis (Franch.) Hara, P.polyphylla Smith var. yunnanensis (Franch.) Hand.-Mazz, P.polyphylla Smith var. stenophylla Franch., P.