National treasure joke

Flowers: Plum Blossom, Narcissus, Spring Festival, Primula, Daphne, Camellia, Magnolia, Magnolia, Qionghua, Clivia, Begonia, Peony, Peony, Lilac, Rhododendron, Rhododendron, Cherry Blossom, Smile, Rose, Bauhinia, Tang Di, Brocade, Forsythia, Yellow Heart, Plantagenet, Cyclamen, Butterfly.

Trees: Coral tree, Ginkgo biloba, oak tree, Ailanthus altissima, Schima superba, Holly, Platanus acerifolia, Ligustrum lucidum, Buxus macrophylla, Larch, Black wattle, Pinus massoniana, Pinus Simao, Pinus yunnanensis, Pinus tabulaeformis, Korean pine, black walnut, lemon, Platanus acerifolia, Davidia involucrata, kapok and Java.

Qionghua, also known as Collecting Eight Immortals, Iris, and Cowear Pearls. Deciduous semi-evergreen shrub of Caprifoliaceae. It blooms in April and May, and the flowers are as big as plates and as white as jade. Cymes are born at the end of branches, surrounded by eight sterile flowers developed from sepals, with bisexual flowers in the middle. Distributed in southern Jiangsu, western Anhui, Zhejiang, northwestern Jiangxi, western Hubei and southern Hunan. It is also the city flower of Yangzhou and Kunshan.

Bauhinia is a deciduous tree or shrub of Bauhinia in Leguminosae. Originated in China. Sex likes light and has certain cold tolerance. I like fertile and well-drained soil, but I can't stand floods. Strong ability to resist sprouting and pruning. Skin, fruit, wood and flowers can be used as medicine, and their seeds are poisonous. It is a symbol of family, beauty and affection.

Jujube trees bloom a lot, but the fruit setting rate is very low. About 100 flowers, only 1 ~ 2 flowers can bear fruit.

Maple is a tall tree with a height of over 29 meters and a crown width of 16 meters. The flowering period is April-May, and the fruiting period is 9-65438+1October. With the growth of tree age, the crown gradually opens and becomes round. Branches are brownish red to brown, with small holes, and winter branches are dark brown or gray. Maple leaves are colorful and unique in shape, which can be used to make bookmarks, specimens and so on. Autumn turns red, and when it falls to the ground, it turns crimson.

Prynne, an evergreen tree, is as high as17m, with broad branches and broad canopy; DBH is 30 cm; Bark gray; Rub branches and leaves with fragrance; The shoots and buds are densely yellow and white puberulent, and the hairs gradually fall off when they are old. Leaves are thin leathery, oblong or lanceolate, hairless at the top, sparsely puberulent at the bottom, and reticular veins are obvious on both sides when dry. The flowers are white and very fragrant; Tepals 10, lanceolate; There are many pistils and carpels, which form sparse aggregate fruit with the extension of receptacle when mature; Klee is bright red when he matures. Flowering from April to September, flowering in summer, generally no fruit.