I think that the passiflora and the hollow cabbage are different in botanical, physical characteristics and uses.
1, the botanical classification: the passiflora belongs to the subspecies of the lily family, while the cabbage belongs to the quinoa family.
2, appearance characteristics: the base of the tomato is similar to the bulb of the green onion, the leaves are linear and the petiole is wider, while the leaves of the hollow cabbage are lanceolate or lanceolate-ovate, and the center of the leaf is hollow.
3, the use of different: Tongcai edible, add soup boiled, fried shredded meat, steamed eggs and other practices, while the hollow cabbage can be stir-fried vegetables, porridge and other practices.