Huxiang's natural calendar 丨 shocking glimpse ⑥ "ferns" of stunning time

Tuesday, September 6, 2022 Summer Summer 14th

You may have seen it, stunning its face, but can't call it its name. In the corner of the stream, forest, and yard, common fern figures. They lived in the same era as dinosaurs, and can be said to be the oldest land -ray plant.

(Full Swallow Tail Fern. Photo by Zhang Fan)

For hundreds of millions of years, in the dark and humid corner, no one pays attention, but does not hinder the blooming of the fern. All of them are concentrated on the leaves. Such as the leaves of the antlers fern, like a pair of reindeer horn hanging on the wall. Red duckweed, paved a layer of mighty red rivers with bright red. The leaves of the phoenix fern, like birds' feathers, have a breeze passing by, swaying gently, it is good -looking. Naturally, the magical golden ratio makes the simple leaves emit a different kind of glory.

(Fern that can be seen everywhere. The picture shows the iron horn fern. The leaves are beautiful.

The whole swallow -tail fern is because its feather leaf tip shows the split of V -shaped, and it looks like the tail of the swallow, which is named. The breeze blew, the leaves that shake the whole dovetail fern, like a swallow with a group of paired swallows, flying empty.

(Full Swallow Tail Fern. Photo by Zhang Fan)

However, there is more than one shape of the leaves of the whole swallow -tailed fern. The dovetail shape we often see is its nutritional leaves, which mainly performs photosynthesis. It also has a long strip -like leaf, which can produce spores, which are used to reproduce.

The whole swallow -tail fern is the same as all families. It does not bloom or bear fruit. It mainly reproduces the spores. In the turn of spring and summer, when the spore sac is turned into color, it is mature.

(Full Swallow Tail Fern. Photo by Zhang Fan)

However, the spores of the whole ternarytail fern are small, the ability to adapt to the outside world is poor, the resistance is weak, and the method of the branch can also help them reproduce. Just like farmers planting sweet potatoes, cut the horizontal stems into several sections, and then cultivate a branch. After survival, a complete plant.

【Little Business Card】

The whole ternary tail fern is a type of fern plant of Silvetet fern, with a plant height of 30-40 cm. The rhizomes are thick, walking horizontally, wood, and about 1 cm thick. It belongs to tropical plants, with warmth and warmth, and it is not resistant to cold. It grows best in a humid environment of 20-30 ° C. Distributed in China, Central South Peninsula, Indonesia, the Philippines, and southern Japan, and in China in Taiwan, Hunan, Guangdong, Guangxi and other places. Most of them were born on low -ground limestone, with a maximum altitude of up to 1,000 meters.

Text/Hu Panpan/Zhang Fan Design/Yuan Xiangqun Think Tank/Zhang Fan Comprehensive Coordination/Zhang Hui Special Support/Hunan Forestry Bureau

[Edit: Wang Yao Bing Tang Jiajun (Internship)]]

[Source: Hunan Daily · New Hunan Client]

- END -