Trees and plants are called ornamentals if their main job is to add beauty and interest to a garden.

用来为花园增添美景或趣味的树木和植株叫做观赏植物。

Is one of well-known leguminous forages around the world and also often used as ornamentals to decorate houses.

是世界著名的多年生优良豆科牧草之一，也是常见的庭院观赏植物。

Numerous plant species, often crop plants or ornamentals, have been transported throughout the world by humans.

许多植物物种, 一般是农用作物或观赏植物,被人们传输到世界各地.