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朱砂根(Ardisia crenata),又称大罗伞、富贵子,为紫金牛科紫金牛属常绿小灌木。叶互生,薄革质,长椭圆形,长6～15厘米,宽2～4厘米,叶两面无毛、具隆起腺点,叶边缘有皱纹或波纹状钝锯齿,齿端也有隆起的黑色腺点,叶背及叶柄紫红色或淡绿色;伞形花序腋生,花白色或淡红色、微香。浆果球形,径约7毫米,鲜红色,光滑,有腺点。花期5～7月,果期10～12月。根的横切面布
Ardisia crenata (Ardisia crenata), also known as parachute, wealthy child, for the purple golden cow genus evergreen Shrub. Leaves alternate, thinly leathery, oblong, 6 to 15 centimeters long, 2 to 4 cm wide, glabrous on both surfaces of leaves, with raised glandular dots, wrinkled or corrugated-toothed serrate edges, with raised black gland at tooth tip Points, leaves dorsal and petiole purplish red or light green; umbels axillary, white or pink, slightly fragrant. Berry spherical, about 7 mm in diameter, bright red, smooth, glandular point. Flowering from May to July, the fruit of 10 to December. Root cross-section cloth