Stiffly branching Old World annual with pale yellow flowers,widely naturalized in North America,formerly used medicinally.旧大陆的一年生植物，具有坚硬的枝条和淡黄色的花，广泛移植于北美，通常作药用植物。
The warm sunlight is seeping through the bamboo curtain and dapples on the wall with a light yellow colour.温暖的阳光，穿过苇帘，照在淡黄色的壁上。
