Different from gourd (original variety), the ovary is cylindrical; The fruit is symmetrical, cylindrical, straight or slightly arched, 60-80 cm long, and the flesh is green and white. The fruit is soft and juicy when tender, and can be used as a vegetable. It is cultivated in most parts of the country, widely cultivated in the Yangtze River basin, and harvested in summer and autumn.
The fruit was green at first, then turned white and yellow because of long-term cultivation; Fruit shapes vary widely, depending on varieties or varieties. Some are bell-shaped, thin in the middle, swollen up and down, and the upper part is larger than the lower part, which is several tens of centimeters long. Some are only 10 cm long (small gourd), and some are oblate, rod-shaped or structural. When they mature, the skin becomes woody. The seeds are white, obovate or triangular, truncated at the top or 2-toothed, sparsely round, about 20 mm long. It blooms in summer and bears fruit in autumn.