What are the introductions of Pu Shu plants and Pu Shu plants? Briefly introduce the plants in Pu Shu.

1, Pu Shu (scientific name: Pu Shu. ) is a deciduous tree of Urticaceae, 20 meters high. The bark is smooth and gray. Annual branches have dense hairs. Leaves alternate, leathery, broadly ovoid to narrowly ovoid, 3 3- 10/0cm long and1.5-4cm wide. Flower heterozygosity (bisexual flowers and unisexual flowers are the same plant), and the branches and leaves are axillary 1-3 flowers in that year. Drupe solitary or 2-in 1, subglobose, reddish brown when mature, drupe with holes and edges. The flowering period is April-May, and the fruiting period is September-165438+1October.

2. Pu Shu is distributed in Huaihe River Basin, south of Qinling Mountains to southern provinces, middle and lower reaches of Yangtze River, southern provinces (regions) and Taiwan Province Province in China. It is also distributed in Vietnam and Laos. Most of them grow on roadsides, hillsides and forest margins at an altitude of 100- 1500m.

3. Pu Shu can be used as a street tree and has strong resistance to toxic gases such as sulfur dioxide and chlorine; Stem bark is the raw material of papermaking and artificial cotton; Fruit oil is used as lubricating oil; Wood is hard and can be used in industry; Roots, bark and leaves are used as medicine to relieve swelling and pain, detoxify and treat heat, and externally apply water, fire and scald: pesticides made from leaves can kill red spiders.