Characteristic characteristics Strong growth potential. The 1-year-old branches are stout and light brown; the lenticels are thin, long, and the 2-year-old branches are brown. The young buds are 7-12 cm long and grow more developed. The buds are bright purple-brown and shiny; the base leaves are green and brown. The maximum leaf length is 8-20 cm. Each bud has 6-8 leaves. The leaf spacing is small, and the petiole length is about The leaf is 1/2, thicker, lavender, and hairy and short. The leaflet is lanceolate, the tip is short, the leaf is thin, the edge of the leaf is finely serrated, the leaf surface is smooth, the back of the leaf is hairless, and the single bud weighs about 25 grams. A 10-year-old tree can pick 15 kilograms of stubble buds once, with crisp texture, strong fragrance, slightly inferior to black oil stubble, with high oil content and good quality.