Floating aquatic plants. Fibrous roots developed, brown and black. The stems are extremely short and the creeping branches are light green. Petals are purple-blue, the sides of corolla are slightly symmetrical, the periphery is purple-red, the middle is blue, and the blue center has 1 yellow spots. Born in ponds, ditches and rice fields at an altitude of 200- 1500m.

Second, hydra

Hydra is a perennial submerged monocotyledonous plant with floating leaves. Its leaves sink into the water or float on the water. Its scape is about 265,438+0 cm long, with a single spike and yellow flowers, and its flowering period protrudes above the water. Flowering: April -65438+ 10. Born in shallow ponds, gullies and paddy fields.

t.latifolia.l

It is a perennial aquatic or swamp herb. Rhizomes are milky yellow with white tips. The aboveground stems are stout, the male and female inflorescences are closely connected, and the flowering and fruiting period is May-August. Found in slow-moving shallow waters of lakes, ponds, ditches and rivers, and also in wetlands and swamps.

Fourth, Euryale ferox

Annual large aquatic herbs. Submerged leaves are arrow-shaped or elliptic kidney-shaped, floating leaves are leathery, elliptic kidney-shaped to round, and the flowers are about 5 cm long; Sepals lanceolate, long 1- 1.5 cm, purple inside, slightly curved spines outside, purplish red. Flowering from July to August, it is produced in northern and southern provinces of China. Born in ponds and lakes.

water chestnut

Annual aquatic herbs. Growing in a lake. Horseshoe grows most easily when it falls in mud. There are Yeling and Jialing, both born in March, which have been passed down for a long time. Leaves float flat and sharp on the water, with small white flowers in May and June, open at night and closed during the day.

Baidu encyclopedia-water chestnut

Baidu Encyclopedia-Euryale ferox

Baidu Encyclopedia-Typha latifolia

Baidu encyclopedia-hydra

Baidu Encyclopedia-Danfeng Eye Blue