The present paper reports the differences between Zanthoxylum nitidum stem and its three adulterants (Toddalia asiatica, Z. armatum, Z. echinocarpum) on morphological and histological characters, TLC and UV-identification.

• 本文报道两面针(Zanthoxylum nitidum)茎及3种伪品飞龙掌血(Toddalia asiaiica)、竹叶椒(Z.；armatum)和刺壳椒(Z