Fifth place Yulong fern
Jade dragon fern grows in alpine glacier caves and is a small herb. The plant is 20 cm tall and all scales are dense or villous. Scales are reddish-brown at first, but they turn white when they get old. Distributed in Bomi, northeastern Tibet, China; Lijiang and Zhongdian in northwest Yunnan; Muli and Daocheng in southwest Sichuan. It grows in the alpine desert at an altitude of 4000-4500 meters.
Jade dragon fern is a rare plant, which is of great value for studying the systematic evolution of pteridophytes in Asian mountains or Himalayas and the flora of East Asia. The population is extremely rare, and this species is listed in the list of national key protected wild plants in the State Council, China: Grade I ... If I don't check the information, I will regard it as a weed when I see it in the mountains. I think my friends should feel the same way.
Fourth place Davidia involucrata
Davidia involucrata is a deciduous tree of Davidia in Orchidaceae, with a height of 15-20m. The bark is dark gray or dark brown. The leaves are bright green, the flowers are nearly spherical heads, and the fruit is oval drupe, which blooms in April and bears 5438+ 10 in June. It is distributed in western Hubei, Sichuan, Guizhou and other provinces in China, and likes to grow in alpine clouds at an altitude of 700- 1600 meters.
Davidia involucrata has high scientific research, development and economic value. Davidia involucrata is a precious ornamental tree species in the world, which is called "dove tree" and has the symbolic significance of peace. Listed in "China National Key Protected Wild Plants"-Grade I Have you seen friends in the south? You can leave a message in the comment area and share it with us.
Third place: Alisma longirostrata
Alisma orientalis belongs to Alismataceae, which is an aquatic herb living in swamps. The leaves are very thin, about 20 cm tall or higher. Flowering and fruiting in August-September. Distributed in Nanming Mountain, Lishui, Zhejiang, China. Vietnam, India, Malaysia and tropical Africa are also distributed.
Alisma longirostrata not only has high academic research value and ornamental value, but also is a medicinal plant with special efficacy. This species is listed in the List of National Key Protected Wild Plants approved by the State Council, China on August 4th,1999: Grade I; IUCN Red List of Endangered Species: Extremely Dangerous. This is the first time I have heard of this plant.
The second place is kelp.
Raccoon is the only plant in the genus Raccoon, which is closely related to laurel and venus flytrap. I introduced it in a video before, showing that Rachycentron is a floating aquatic plant with a length of 6- 10 cm. Leaves are roughly round, petals are white or light green, and fruits are spherical and black. It is distributed in northern and southeastern Asia, central and southern Europe, northern Oceania and Africa, and grows in Shuidianzi or swamp wetlands. Because of the peculiar shape of leaves and bright colors of flowers, they can be used as artificial cultivation of ornamental aquatic plants.
Sonchus oleraceus It is a rare single genus insect trapping plant, which has scientific value for studying the Eurasian flora and the systematic evolution of Lauraceae. It was listed in the 1 level national key protected wild plants list, and in 20 19, Zorro was listed in the endangered red list of the World Conservation Union.
First place: Huashan Wheat Straw
Psammosilene tunicoides is a perennial herb of Gramineae and Psammosilene. 40-60 cm high and 2-3 mm in diameter. Yellow-green spikes, small yellow flowers, flowering and fruiting from May to July. It is a unique herb in China, and its distribution is limited to a very narrow area in Huashan, Shaanxi Province, mainly distributed in Huashan's Flower Valley, Huangfu Valley and Xianyu Valley in Xiyue. Most of them grow in the residual soil along the stone road in the middle and low mountainous areas between 450- 1800 meters above sea level, in the stone crevices of the market and in the rock crevices of the cliff.
It has been listed in the first batch of rare and protected plants (priority protected species) and new wild species of crops in urgent need of protection. At the same time, it is listed in the Red List of Biodiversity in China-Higher Plants Volume-Extremely Dangerous. If you leave it on the side of the road, no one will take it away. Too common.