1. It refers to the yellow flowers produced by rapeseed. A cruciferous vegetable with edible flower stems.

2, Cauliflower, also known as cauliflower, cauliflower or cauliflower, is a cruciferous vegetable, a variant of kale. The head of cauliflower is a white inflorescence, similar to the head of broccoli.

3. Source: Tang Liu Yuxi's poem "Re-visiting Xuandu Guan": Half of the hundred acres of court is moss, peach blossoms _ all cauliflowers bloom. Tang Wen Tingjun's poem "Staying at the Monk's House in Li Qu": the evening of the mulberry scene in the fertile fields and the spring of the cauliflower in the flat fields. It refers to the yellow flowers of rapeseed. A cruciferous vegetable with edible stems.