Lagenaria siceraria

Calabash, also known as bottle gourd, white-flowered gourd, long melon, birdhouse gourd, New Guinea bean, New Guinea butter bean, Tasmania bean, zucca melon and opo squash, is a vine which is grown for its fruit. It belongs to the family Cucurbitaceae, is native to tropical Africa, and cultivated across the tropics. It can be either harvested young to be consumed as a vegetable, or harvested mature to be dried and used as a kitchen utensil, beverage container or a musical instrument. When it is fresh, the fruit has a light green smooth skin and white flesh.