Athyrium Emei: Dryopteridaceae, perennial herbaceous fern, 25-35 cm high. Rhizomes are short, with sparse scales on the same side as petioles. The leaves split pinnately three or four times, and the last lobe is very narrow, with only 1 veinlets. Distributed in Yunnan, Guizhou and Sichuan, it is born on wet rocks or trunk beside streams at an altitude of 800- 1500m.
Lotus leaf of Adiantum: Adiantum family, perennial herbaceous fern. 5-20cm high. Rhizomes are short and erect. Leaves oval, kidney-shaped, 2-6 cm wide. The upper part is dark green and smooth, with 1-3 identical loops. The lower part is sparsely brown villous, and the leaf margin is serrated. The margin of the long spore leaves is rolled into a false integument. Sporangium is rectangular or short-line, born on the leaf margin, and is unique to China. It is only distributed in Wanxian County, Sichuan Province, and is born in thin soil, cracks or grassland on the warm, moist and cool rock surface at an altitude of about 205cm.
Acer truncatum: Polypodiaceae, herbaceous fern, about 36 cm high. Rhizomes are long and transverse, about 2.5 mm thick, with sparse light brown scales. The leaves are oval and triangular, more or less downward, with the whole margin and obvious lateral veins, and the mesophyll between the lateral veins is a beautiful pale yellow-green broadband. It is distributed in Guizhou, Guangxi and Hunan, and is born in humid places and forests.
Conifer fern: Polypodiaceae, a large perennial epiphytic fern, usually epiphytic on tree trunks. Rhizomes are short, densely covered with slender narrow reddish-brown scales with cilia at the edges. The leaves are 50-60cm long or longer, sessile, with deep feathers in the middle, full leaf margins, thickened lobes, fertile tips, and feathers shrinking into beads. In China, only published in Taiwan Province province. It is also distributed in the Philippines.
Nest fern; Also known as bird's nest fern and hawthorn flower, its leaves are radially surrounded by short roots and hollow as bird's nest, hence the name. The plant height is100-120cm. The leaves are broadly lanceolate, leathery, smooth on both sides, sharp or tapering, tapering at the base, growing downward, and entire. The edge is cartilaginous, slightly rolled back after drying, with slightly raised veins on both sides. Originated in tropical and subtropical regions, it is distributed in China, Taiwan Province Province, Guangdong, Guangxi, Hainan, Yunnan and other tropical Asian regions.
Pteris tremella, also known as Pteris tremella and Pteris tremella. It is a variety of Nostoc flagelliforme of Pteris and Pteris.
References:
Baidu encyclopedia? pteridophyte