关键词: 花椒, 无刺, 品种

Abstract: ‘Hanyuan Wuci’is a new，excellent and indigenous Chinese prickly ash cultivar which was derived from Hanyuan County，Sichuan Province. It has thorn during the seedling and sapling stage，while has no thorn on the fruit branch and few or nearly no thorn on trunk. The fruit grain is large and thick，with high volatile oil，strong spicy and pure aroma. It is easy to regenerate and rejuvenate. It has better adaptability and resistance，and high and stable yield. It is suitable to plant in the Chinese prickly ash production region where the annual mean temperature is about 16 ℃，annual sunshine duration is about 1 400 h，annual precipitation is 700–1 000 mm，and soil pH range from 4.5 to 8.0.

Key words: Chinese prickly ash, non-thorn, cultivar