Stenochlaena is a genus of fern

Fern

A fern is any one of a group of about 12,000 species of plants belonging to the botanical group known as Pteridophyta. Unlike mosses, they have xylem and phloem . They have stems, leaves, and roots like other vascular plants...

 in family Blechnaceae

Blechnaceae

Blechnaceae is a family of nine genera and between 240-260 species of ferns, with a cosmopolitan distribution.Most are ground dwelling, some are climbers, such as Stenochlaena. A characteristic feature of many species is that the young opening fronds are usually tinged with red.Genera*Blechnum L....

.

Some species of Stenochlaena are common as climbing ferns in South-East Asian rainforests. After the end-Cretaceous mass extinction caused by an asteroid impact, a species of Stenochlaena was essentially the only common plant across North America for several thousand years.

Stenochlaena palustris is eaten as a popular vegetable similar to fiddlehead fern

Fiddlehead fern

Fiddleheads or Fiddlehead greens are the furled fronds of a young fern, harvested for use as a vegetable. Left on the plant, each fiddlehead would unroll into a new frond...

s, in Sarawak

Sarawak

Sarawak is one of two Malaysian states on the island of Borneo. Known as Bumi Kenyalang , Sarawak is situated on the north-west of the island. It is the largest state in Malaysia followed by Sabah, the second largest state located to the North- East.The administrative capital is Kuching, which...

, where it is usually flavored with shrimp paste

Shrimp paste

Shrimp paste or shrimp sauce, is a common ingredient used in Southeast Asian and Southern Chinese cuisine. It is known as terasi in Indonesian, ngapi in Burmese, kapi in Thai, Khmer and Lao language, belacan in Malay, mắm ruốc, mắm tép and mắm tôm in...

, and in India

India

India , officially the Republic of India , is a country in South Asia. It is the seventh-largest country by geographical area, the second-most populous country with over 1.2 billion people, and the most populous democracy in the world...

 and parts of Indonesia

Indonesia

Indonesia , officially the Republic of Indonesia , is a country in Southeast Asia and Oceania. Indonesia is an archipelago comprising approximately 13,000 islands. It has 33 provinces with over 238 million people, and is the world's fourth most populous country. Indonesia is a republic, with an...

. In Kalimantan

Kalimantan

In English, the term Kalimantan refers to the Indonesian portion of the island of Borneo, while in Indonesian, the term "Kalimantan" refers to the whole island of Borneo....

 it is called kalakai.

Other species include:

• Stenochlaena hainanensis
  Stenochlaena hainanensis
  Stenochlaena hainanensis is a species of fern in the Blechnaceae family. It is endemic to China. Its natural habitat is subtropical or tropical dry forests. It is threatened by habitat loss.-References:...
  
  
• Stenochlaena tenuifolia