Lianwu, also known as foreign bushels, purple bushels, water bushels, water pomegranate, carriage fog, Marie Mist, myrtle family tropical fruits, native to India, Malaysia, especially in Java cultivation is the most famous, so it is also known as "Java bushels". In the 17th century, it was introduced into Taiwan, and more than 100 years ago, it was introduced into Guangdong, Fujian, Hainan and other places. In Hainan, lotus seed is called "point not", some Hainanese only recognize "point not", but do not know what lotus seed is. In Guangdong it is also known as "cotton fruit".

The shape of the lotus seed is like a hanging bell, put it on the ground is very much like a rosette, so it is called "lotus seed", some people also call it "love fruit", that its fruit from the appearance of a heart-shaped. The top of the fruit is flattened, and the pendulous surface has a waxy luster. The flesh is spongy and has a slight apple flavor. There are many types of lotus seed, and the color of the fruit is bright, some are lime green, some are pink, and some are big red. The color is a way to distinguish the type of lotus seed, lime green fruit has a hint of sweetness, pink fruit more water, sweet with acid, big red fruit less water, but sweet and delicious. Regardless of the type of lotus seed, it has a sweet, crunchy, and crumb-free flavor that quenches the thirst. It is said that the sweetest Lotus Mist is picked after the rain. The growth of lotus mist is also interesting, as a dozen or more fruits can grow on a single branch, holding tightly together, but falling off the branch at the slightest touch. The skin is so thin that it can be best described as "delicate", and will crack if you touch it. Therefore, it is only suitable for eating immediately after purchase, not for carrying. To eat it raw, wash the fruit with water, then use a knife to cut off the umbilicus and stem at the top of the fruit and eat it. A little salt dipped in the lotus seed can enhance the flavor. If stored in the refrigerator for a short period of time and then eaten, it will have a cool and refreshing sensation. However, it is important to note that the lotus seed cannot be put directly into the refrigerator, but needs to be wrapped in paper, put into a plastic bag, knotted and then put into the refrigerator in order to maintain its crispness. In addition to raw food, lotus fog can also be salted, candied, canned, juice, can also be used as a dish, such as the lotus fog can be used as a dish fried shredded pork, fried squid.

The fruit of the lotus seed contains protein, fat, carbohydrates and calcium, phosphorus, potassium and other minerals, consumption of heat and diuretic and tranquilizing effect, on the cough, asthma has a therapeutic effect.