What is the difference between string beans and string beans?

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1. Differences in leaves

2. The difference between flowers

3. Differences in fruits

Leaf differences: kidney bean leaves are opposite single leaves, broadly oval in shape; carob bean leaves are pinnately compound, oval and rhombus-shaped. Flower differences: green bean racemes, the flowers grow on the top of the total pedicel, the flowers are white, yellow or purple; carob bean racemes, the flowers are yellow and white with a slight bluish purple. Fruit differences: green bean pods are strip-shaped; carob bean pods are drooping, linear, 7.5 to 70 cm long.

1. Differences in leaves

The leaves of kidney beans grow as opposite single leaves and are approximately heart-shaped in shape. The terminal leaflets are broad oval or rhombus-ovate, about 4 to 16 cm long. , about 3 to 11 cm wide, with sharp apex and a wide wedge-shaped or rounded base. The veins on both sides are pubescent, and the leaflets growing on the sides are skewed.

Pinnate compound leaves of string bean , with 3 leaflets. The stipules are lanceolate and about 1 cm long. The leaflets are oval and diamond-shaped, about 5 to 15 cm long and 4 to 6 cm wide. The apex of the leaves is sharp and sometimes the leaves are lavender.

2. Differences in flowers

Green beans have racemes. The flowers grow at the top of the total pedicel. The bracts are oblique. The corolla is white, yellow, lavender or purple, and is about 1.5 to 2 cm long.

The racemes of string beans Axillary, 2 to 6 flowers are gathered at the top of the inflorescence. The corolla is yellow-white with a slight bluish-purple color, and is about 2 cm long.

3. Differences in fruits

The green bean pods are strip-shaped, slightly swollen, 10 to 15 cm long and about 1 cm wide, hairless, straight or slightly curved in shape. 4 to 8 seeds.

The pods of string beans droop, It is linear, erect or spreading diagonally, about 7.5 to 70 cm long and 6 to 12 mm wide. It has multiple seeds and is oblong or cylindrical.

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