1 Trees 1.1 Deciduous species: Ginkgo biloba, Silkworm, Acer truncatum, Xanthoceras sorbifolia, Metasequoia glyptostroboides, Populus alba, Populus deltoides, Populus tomentosa, Populus hopeiensis, Populus simonii, Populus cathayensis, Populus sagittata, Salix Salix, Salix psammophila, Robinia pseudoacacia, Walnut, Pterocarya stenoptera, Ulmus pumila, Morus alba, Malus, Begonia, etc. 1.2 Evergreen: Cedar, Pinus tabulaeformis, Platycladus orientalis, Sabina chinensis, Pinus bungeana, Pinus sylvestris var. mongolica, Castanopsis fissa, Castanopsis fissa, etc. Shrubs

2.1 Deciduous shrubs: Sorbaria sorbifolia, Rosa roxburghii, Rosa chinensis, Prunus ulmoides, Flos Caryophylli, Forsythia suspensa, Lonicera japonica Thunb., Sambucus williamsii, Taiping Flower, Begonia pedunculata, Prunus mume, Prunus mume, Rosa rugosa, Spiraea, Hibiscus, Berberis, Lycium barbarum, Hippophae rhamnoides, etc.

2.2 evergreen shrubs: Euonymus japonicus, Euonymus japonicus, Sabina vulgaris, Sabina vulgaris, etc. 3. Ground cover-like skin, red beet, cockscomb, thousand-day flower, mirabilis jalapa, Scutellaria barbata, colorful carnation, corn poppy, buttercup, kale, violet, pansy, morning glory, cosmos, dahlia, dahlia, chrysanthemum morifolium, malachite, iris, canna, etc.

Plant properties: 1. Ginkgo biloba: Ginkgo of Ginkgoaceae. Ginkgo biloba is a deciduous tree, which blooms in May and matures in October. Its fruit is orange-yellow drupe. Ginkgo biloba is a kind of relict plant. All the other plants that are related to it have become extinct. Ginkgo biloba is the oldest seed plant in relict plant. The varieties and varieties are: Ginkgo biloba, Ginkgo biloba, Ginkgo biloba, Ginkgo biloba, Ginkgo biloba and Ginkgo biloba.

2. Silkworm: Euonymus of Euonymaceae. Silkworm has small yellowish green flowers in summer, which are axillary cymes. The crown is oval or oval, with beautiful branches and leaves. In autumn, the capsule is pink, and the fruit has prominent four corners. After cracking, the orange aril is exposed. It hangs on the tree for up to 2 months, attracting birds and birds. It is a beautiful ornamental tree species in the garden green space. No matter whether it is planted alone or in the street, there is charm in the garden. It is suitable to be planted on forest edges, lawns, roadsides, lakes and streams, and can also be used as shelter forests or green trees in factories.

3. Acer truncatum: Acer of Aceraceae. Deciduous trees, 8 ~ 1m high; The bark splits longitudinally. Simple leaf; Single leaf opposite; 5 main veins; Palmate; The petiole is 3 ~ 5 cm long. Corymb terminal; The flowers are yellow and green. The flowering period is in May and the fruiting period is in September. This tree has beautiful posture, beautiful leaf shape, red tender leaves, and yellow or red leaves in autumn. It is a famous autumn foliage tree. Weak positive, tolerant to semi-shade, cold, wind, dry heat and strong sunlight.

4. Xanthoceras sorbifolia Bunge: Sapindaceae. Small deciduous trees or shrubs, up to 8m high. Bark grayish brown, rough and cracked; Branchlets are purple-brown and hairy when they are young, and then fall off. Odd pinnate compound leaves alternate. Flowers are heterozygous, neat, white, and the base has a halo from yellow to red; Capsule oval, 4-6cm in diameter, with thick wooden wall. Flowering from April to May; The fruit ripens from August to September. Xanthoceras sorbifolia Bunge is a unique tree species in China, which originated in the arid and cold regions of northern China. Like light, but also resistant to half shade; Resistant to cold and drought, not to waterlogging; The requirements for soil are not strict, and it can grow on desert, gravel, clay and light saline-alkali soil, but it grows well with fertile, deep, loose and moist soil. Deep roots. The taproot is developed and the tiller is strong.

5. Metasequoia: Metasequoia of Metasequoia. Deciduous trees, the only extant species of Metasequoia in Taxodiaceae, are the precious tree species left over from China. The first batch of deciduous trees are listed as rare species of national first-class protected plants in China, and they are called "living fossils" in the plant kingdom. Fossils have been found that Metasequoia was widely distributed in the northern hemisphere in Mesozoic Cretaceous and Cenozoic, but after the Quaternary Glaciation, all other species belonging to Metasequoia were extinct. However, in the border areas of Sichuan, Hubei and Hunan in China, the Metasequoia glyptostroboides survived because of its complex terrain and little influence from glaciers, making it a rare treasure.

6. Cyperus microphylla: Cyperus of Ulmaceae. Deciduous trees. Bark is light gray and smooth. Distribution: China is native to the southeast, the Yangtze River valley and the southwest, including North China, Northwest China, Liaoning, Shandong and Anhui. Hi-light, slightly shade-tolerant, cold-resistant; I like deep, moist neutral clay soil. Deep-rooted, strong sprouting and slow growth. Strong resistance to pests and diseases, smoke pollution, etc.

7. Pterocarya: Pterocarya. Deciduous trees, up to 3 meters high and 1 meter in diameter at breast height; The bark of young trees is smooth and light gray, but it is deeply longitudinal when it is old; Branchlets gray to dark brown, with gray-yellow lenticels; Buds stipitate, densely covered with rust-brown peltate glands. Photophilic tree species, not tolerant of shade, but resistant to water, humidity, cold and drought. Deep roots, the main and lateral roots are developed, and the banks of the deep and fertile riverbed grow well. Fast-growing, strong tillering ability, strong resistance to sulfur dioxide, chlorine, etc., toxic leaves, not suitable for planting near the fish pond.

8. Cedar: Cedar of Pinaceae. It is an evergreen tree, and the cone shape of this genus is similar, which is closest to the fir tree. It is native to the Himalayas at an altitude of 1,5-3,2m and the Mediterranean coast at an altitude of 1,-2,2m. Evergreen tree with a pinnacle crown, large branches spreading and slightly drooping branchlets. Leaves are needle-shaped, hard, grayish green or silvery gray, scattered on long branches and clustered on short branches. Flowering in October-November. The cones mature in the following year, oval and reddish brown when ripe. Cedar originated in Himalayas, and distributed in China, southern Tibet, India and Afghanistan.

9. Pinus tabulaeformis: Pinus of Pinaceae. It is a coniferous evergreen tree with a height of 3 meters and a DBH of 1 meter. The lower part of the bark is grayish brown, and it splits into irregular scales, and the cracks and the upper bark are reddish brown; The big branches are flat or inclined upwards, and the old trees are flat-topped; Branchlets are stout, yellow-brown, shiny and free of white powder; Winter buds are oblong, with sharp tips, slightly resinous and reddish-brown bud scales. The needles are 2 needles in a bundle, dark green, thick and hard, 1-15(2) cm long and 1.3-1.5 mm in diameter, with fine serrations on the edge, stomatal lines on both sides, semicircular cross section, discontinuous two layers of subcutaneous cells, 3-8(11) resin channels, marginal, and occasionally intermediate in corners and back; The leaf sheath is light brown at first, and then dark brown.

1. Platycladus orientalis: Platycladus orientalis of Cupressaceae. It is an evergreen tree. Platycladus orientalis and cedars. It is widely distributed in China, starting from Inner Mongolia and Jilin in the north and reaching Guangdong and Guangxi in the south. The scope of artificial cultivation has been spread all over the country several times. It is an excellent landscaping tree species. Wood is moderate in hardness, meticulous, fragrant and strong in corrosion resistance, and is mostly used in architecture, furniture, joinery, etc. Seeds, roots, leaves and bark can be used as medicine; Oil is extracted from seeds for making soap, eating or medicine. The height of a tree can generally reach 2 meters.

11. Pinus bungeana: Pinus of Pinaceae. It is an evergreen tree with whorled branches, obvious winter buds, many bud scales and imbricate arrangement. There are needles on the twigs, which are planted on the nodal leaf pillows at the junction of branches and leaves. Each pine needle is surrounded by a thick cuticle and a waxy outer membrane, thus reducing the loss of water on the pine tree and ensuring that the species can survive in a very dry environment. The cones mature in the autumn of the next year. It is one of the unique tree species in China, with colorful trees, green and tall, unique features, and has long been an excellent tree species for urban and garden greening in North China.

12. Pinus armandii: Pinus of Pinaceae. Evergreen trees, up to 35m high and 1m in DBH; The crown is broadly conical. Branchlets are smooth and invisible, with small winter buds, cylindrical and chestnut brown. The bark of young trees is gray-green, while that of old trees is divided into square thick pieces and fixed on the trees. Leaves in a bundle of 5 needles, 8-15cm long. Soft, with fine serrations on the edges, with 3 resin channels, 2 middle or back edges, 1 middle on the ventral surface, and leaf sheaths falling early. The cone is conical and oval, 1-2cm long, and the stalk is 2-5cm long. When it matures, the seed scales open and the seeds fall off. The seed scale and barnyard grass scale are completely separated, which can be distinguished when they are young, and the barnyard grass scale degenerates in the process of maturity, and finally the seed scale is seen. The seeds are wingless or nearly wingless, the flowering period is April-May, and the cones mature in September-October of the following year.

13. Pinus sylvestris var. mongolica: Pinus of Pinaceae. Pinus sylvestris var. mongolica, a tree of Pinus koraiensis, is one of the main excellent afforestation trees in the three northern regions of China. Trunk straight, rapid growth, strong adaptability. Sun-loving and acid soil-loving. There are natural forests of Pinus sylvestris var. mongolica on the fixed dunes in Daxinganling forest region and Hulunbeier grassland. After liberation, artificial forests have developed greatly. Pinus sylvestris var. mongolica introduced and cultivated in the northeast and northwest regions is growing well, while Pinus sylvestris var. mongolica introduced and cultivated in Zhanggutai sandy land in Liaoning Province is already shaded by trees, and the effect of wind prevention and sand fixation is remarkable.

14. Tilia amurensis: Picea of Pinaceae. Evergreen trees, 5m high and 1.3m in diameter at breast height; The crown of the tree is conical, and the annual branchlets are yellowish green, yellowish or yellowish gray, with no hair and few short hairs; It turns gray and dark gray in the future. The winter buds are oval, resin-free, and the bud scales are closely arranged, and the bud scales at the base of the branchlets do not roll back (an important difference from other plants of the same genus). The leaves are thin and short, with a length of .8~1.3(1.8)cm, rhombic or oblate in cross section, with 4~6 stomatal lines respectively. The cone is ovoid, cylindrical or long-ovoid, green before maturity, yellowish brown or light brown when ripe, 4~8cm long and 2.5~4.cm in diameter. Flowering in April, cones mature in October.

15. Castanopsis fissa: Picea of Pinaceae. Belonging to conifers, they usually have distinct annual rings, which are consistent with the seasonal mountain climate. Spruce is a unique tree species in China, which is widely distributed in mountainous areas of North China and Xiaoxing 'anling in the northeast. Evergreen trees, the plant height can reach 3 meters, and the crown is broadly conical. There are 17 species and 9 varieties in China. Most of them are distributed in eastern Qinghai, southern Gansu and western Shaanxi below 32 meters above sea level.

16. Sorbaria: Sorbaria of Rosaceae. Deciduous shrub, 2-3 meters high. Branch development; Branchlets curved, glabrous or slightly pubescent, tender green when young, dark brown or dark reddish brown when old. Winter buds are oval, blunt, hairless or puberulent, purple-brown, with several scales. Odd pinnate compound leaves, 7-17 leaflets, even petiole 13-23 cm long, leaf axis slightly pubescent; Stipules are leafy, ovate-lanceolate to triangular-lanceolate, with irregular serrations or entire edges, 8-13 mm long and 8 mm wide; Leaflets opposite, sessile or subsessile, 2-2.5 cm apart, lanceolate to ovate-lanceolate.

17. Rosa roxburghii: Rosa of Rosaceae. Deciduous shrub Branchlets brown or reddish brown, spiny. Odd pinnate compound leaves, leaflets often 7 -13, nearly round or oval, with serrated edges; Stipules are small, the lower part is connected with petiole, the apex is divided into lanceolate lobes, the edge is glandular, and it is nearly entire. Flowers yellow, single or blue double, ebracteate. The flowering period is May-June. Fruit is spherical, red and yellow. The fruiting period is July-August.

18. Rose: Rosa of Rosaceae. Rose is a spiny shrub, or it is tendril-like and climbing. Evergreen or deciduous shrubs, erect, brown stems, barbed or spinless, and almost spinless. Branchlets are green, leaves are dark green, most of them are pinnately compound leaves, broadly ovoid or ovoid-oblong, 2.5-6 cm long, the apex is tapering, with sharp teeth, the leaf margin is serrated, both sides are hairless and smooth; Stipules and petioles are United, entire or glandular toothed, and the top is separated into ears. Flowers are often clustered, rare and solitary, with many colors and different colors, with a diameter of 4-5 cm, mostly double petals and single petals; Sepals are caudate and long-pointed, with pinnate lobes at the edge; Style separation, extending out of the mouth of calyx tube, equal to stamens; 1 ovule per ovary. Fruit ovoid or pear-shaped, 1-2 cm long, sepals deciduous. The flowering period is from April to October. Most of them are complete flowers or bisexual flowers. Have the reputation of the queen of flowers.

19. Prunus ulmoides: Prunus of Rosaceae. Plum with dense foliage and colorful flowers is an important ornamental shrub in spring gardens in northern China. It has strong saline-alkali resistance, so it is most suitable to be widely used in Beijing gardens to reflect the thriving scene of beautiful spring and flowers. It should be planted in parks, roadsides, corners of gardens, Chi Pan, etc. If Prunus ulmoides is planted in front of evergreen trees or in rocks, it can produce good ornamental effect. When planted with edge warping, red and yellow are more spring when in full bloom.

2. Clove: Syringa of Oleaceae. Deciduous shrubs or small trees It is named because the flower tube is slender as a nail and fragrant. Also known as cloves and foreign cloves. Famous garden flowers and trees. The inflorescence is huge, the flowering is luxuriant, the color is elegant and fragrant, the habit is strong and the cultivation is simple, so it is widely cultivated and applied in gardens. Flowers bisexual, terminal or lateral panicles. The colors are purple, lavender or blue-purple, and there are also white purples and blue-purple, with white and purple as the majority. Lilac is also the name of a character, some kind of seasoning and the name of a TV series.

21. Forsythia suspensa: Forsythia suspensa of Oleaceae. Forsythia suspensa is a traditional Chinese medicine for clearing away heat and toxic materials. It is mainly used for treating fever, wind-heat cold, fever, upset, sore throat and acute nephritis. Forsythia suspensa blooms first in early spring, with light fragrance, golden branches, gorgeous and lovely, and it is an excellent flowering shrub in early spring.

22. Gold and silver wood: Lonicera of Caprifoliaceae. Small deciduous trees, often clustered into shrubs; Flowers are excellent honey sources, fruits are delicious food for birds, and the whole plant can be used medicinally. Gold and silver wood is one of the most common tree species in landscaping. It is often planted in lawns, hillsides, forest edges, roadsides or around buildings to watch fruits. Old piles can be made into pots. Gold and silver wood is different from honeysuckle, the former is woody and the latter is herbaceous.

23. Sambucus williamsii: Sambucus of Caprifoliaceae. Thin-leaved shrubs or small trees, up to 6m high. Old branches have lenticels, and bribing people is yellowish brown. Odd pinnate compound leaves are opposite, with 2-3 pairs of leaflets, sometimes only 1 pair or as many as 5 pairs, and stipules are narrow or degenerate into bluish protrusions; Lateral leaflets are ovoid, narrowly elliptic to oblate-lanceolate, 5-15cm long and 1.2-7cm wide, with sharp apex, tapering to caudal tip, wedge-shaped or rounded base, irregularly serrated edges, and 1-several glandular teeth below the base or middle. The lowermost pair of leaflets sometimes have stalks .5cm long, the terminal leaflets are ovoid or obovate, the apex is acuminate or caudal tip, and the base is wedge-shaped.

24. Begonia sessilifolia: Chaenomeles of Rosaceae. Its branches are overgrown with thorns, its pedicels are extremely short, and flowers cling to the branches, hence the name. Widely known to everyone, it originated from "Qunfangpu" in Ming Dynasty. Its flowers are fresh, rich and dazzling, and it is one of the main spring flowers and trees in the garden. It can be planted in the garden as a single flower border, as a flower fence in rows, and as a potted ornamental. It is an ideal bonsai material for flower and fruit stumps. The fruit is called wrinkled papaya, which is called papaya for short when used as Chinese herbal medicine. It is one of the rare fruits unique to China and has high medicinal and edible value.

25. Prunus: Prunus of Rosaceae. Deciduous shrub, about 2 meters high; Branchlets are slender and soft, winter buds are extremely small, grayish brown, brown when young, dry skin brown, old branches are peeled and hairless. Petals pink or nearly white, obovate; Stamens are numerous, free and shorter than petals; Carpels 1, glabrous, style about as long as stamens or slightly longer. Drupe is nearly spherical, without grooves, about 1 cm in diameter, dark red, smooth and shiny. Plum originated in the south of China, and it is sunny in nature, with strong tree body, cold resistance, heat resistance, drought resistance and moisture resistance.

26. Prunus tomentosa: Prunus of Rosaceae. Hairy cherry, also known as mountain cherry. Rosaceae, cherry, deciduous shrub, native to North China, widely distributed, cultivated in Hebei and Liaoning, and used as ornamental flowers and trees in other places. The fruit of Prunus tomentosa is early mature, small in shape, pearl-like, bright in color, delicious in taste and high in nutritional value, and is mainly used for fresh food. Prunus tomentosa is cold-resistant, drought-resistant and thin-ridged, and can grow around fields and orchards, making full use of cultivated land to beautify the surrounding environment, so it is a fruit tree with great development potential.

27. Hibiscus: Hibiscus of Malvaceae. Shrub or