一、形态识别 中华安息香,又名大叶安息香、大果安息香(Styrax chinensis Huet S.Y.Liang)是安息香科安息香属植物。常绿乔木,高达20米,胸径34厘米;树干通直,树皮灰褐色至灰黑色;嫩枝粗壮,被灰白色或褐色星状茸毛。叶近革质,椭圆形或斜长圆形,长17.5—23厘米,宽7.5—12厘米,先端急尖或钝,上面无毛,下面被灰白色星状茸毛,侧脉每侧8—10条,全缘,或靠近顶端有小齿突;叶柄长1—1.8厘米,有茸毛。圆锥花序腋生,长8—13厘米,花序轴被星状茸毛,苞片条形,长4—5毫米。花长约1.5厘米,花萼 First, the morphological identification Chinese benzoin, also known as big leaves benzoin, large fruit benzoin (Styrax chinensis Huet S.Y.Liang) is a benzoin Benzoin genus. Evergreen trees, up to 20 meters, diameter 34 cm; trunk straight, bark beige brown gray; Leaves nearly leathery, oval or obliquely oblong, 17.5-23 cm long, 7.5-12 cm wide, apex acute or obtuse, above glabrous, below the gray-white star-shaped hair, lateral veins 8-10 per side , Entire, or near the tip of a denticulation; petiole 1-1.8 cm long, hairy. Panicle axillary, 8-13 cm long, inflorescences stellate-winged, bracts, 4-5 mm long. Flowers about 1.5 cm, calyx