1、 Shape

Rhubarb is a perennial herb with large and thick roots and yellow color. The stem is thick and upright, about 1 meter high, green and purple

2、 Blade

The leaves of rhubarb are ovate or ovate long oval, about 15-30 cm long and 12-20 cm wide. The apex is round and blunt, the base is heart-shaped, entire, and the cauline leaves are alternate, ovate lanceolate, gradually smaller from bottom to top and become bracts

3、 Flower

Rhubarb is a panicle with small flowers. Its color is purple green and then green. It has bisexual flowers

4、 Fruit

The fruit of tudahuandan is oval, dark brown and has a seed. The flowering and fruiting periods are from May to July

5、 Function

The roots and leaves of rhubarb can be used as medicine. It has the effects of hemostasis, defecation, removing blood stasis, clearing heat, detoxifying and killing insects