1, bitter melon

Bitter melon has a more emerald green color, and the stripes on the exterior are more obvious, and it tastes more bitter. Bitter melon contains a large number of bitter gourd glycosides and bittersweet, which can effectively improve appetite, spleen and stomach. The alkaloid quinine contained in it has the effect of diuretic and blood circulation, anti-inflammatory and fever, and clearing the mind.

2, melon

Cucurbitaceae fruit fleshy, with multi-chamber and multi-seeded, and berry is very similar, but these fruits of the receptacle and exocarp fusion, often forming a thick skin, in the classification of the special called "gourd fruit", melon is a typical example.

All kinds of melons contain malic acid, glucose, amino acids, beet eggplant, vitamin C and other rich nutrients. Widely cultivated throughout the country, the world temperate to tropical regions are also widely cultivated.

3, cucumber:

Cucumber is a cucurbitaceae annual trailing or climbing herb. Also known as huckleberry, cucumber. The stem and branches are elongated, furrowed, and covered with white hispid hairs. The tendrils are fine. Petiole slightly rough, hispid; leaf blade broadly ovate-cordate, membranous, lobes triangular, dentate. Monoecious.

Staminate flowers: constant clusters in leaf axils; pedicels slender, puberulent; corolla yellow-white, corolla lobes oblong-lanceolate. Female flowers: solitary or sparsely clustered; pedicels stout, puberulent; ovary scabrous. Fruit oblong or cylindrical, yellowish green when ripe, surface rough. Seeds small, narrowly ovate, white, without margin, subacute at both ends. Flowering and fruiting in summer.

4, loofah

Loofah is native to India, Yuan Dynasty introduced into China. Luffa is one of the main fruit vegetables in summer and fall. Luffa to young melon for food, melon flesh delicate and soft, fragrant and smooth, fried or boiled soup can be, delicious flavor.

The loofah is an annual climbing vine of the Cucurbitaceae family; the stem and branches are rough, furrowed and puberulent. The tendrils are slightly stout, pubescent, usually 2-4 manifold. Petiole rough, subglabrous; leaf blade triangular or suborbicular, usually palmately 5-7-lobed, lobes triangular dark green above, rough, warty, light green below, pubescent, veins palmate, white pubescent. Monoecious.

Staminate flowers usually 15-20-flowered, borne in the upper part of the raceme; stamens usually 5, slightly connivent at the first opening of the flower, finally completely separated. Female flowers solitary, pedicels 2-10 cm long; ovary long terete, pilose, stigma

5, watermelon

Annual trailing vine; stems and branches stout, with obvious ribs. Tendrils stouter, pubescent, petiole thick, densely pilose; leaf blade papery, triangular-ovate in outline, whitish-green, both surfaces hispidulous, leaf blade base cordate.

Monoecious. Both female and male flowers are borne singly in the leaf axils. Male flowers: pedicel 3-4 cm long, densely yellow-brown villous; calyx tube broadly campanulate; corolla yellowish; stamens nearly free, filaments short, anther locules folded. Female flowers: calyx and corolla as in male; ovary ovate, stigma reniform.

Fruit large, subglobose or ellipsoid, fleshy, juicy, with smooth, colored and ornamented pericarp of various styles. Seeds numerous, ovate, black, red, smooth on both sides, base obtuse-rounded, usually slightly arched at the edges, flowering and fruiting in summer.

Baidu Encyclopedia - Watermelon

Baidu Encyclopedia - Loofah

Baidu Encyclopedia - Cucumber

Baidu Encyclopedia - Bitter Gourd

Baidu Encyclopedia - Cantaloupe