Gnaphalium affine D. Don, also known as Jersey Cudweed, is a species

Species

In biology, a species is one of the basic units of biological classification and a taxonomic rank. A species is often defined as a group of organisms capable of interbreeding and producing fertile offspring. While in many cases this definition is adequate, more precise or differing measures are...

 of plants belonging to the genus Gnaphalium

Gnaphalium

Gnaphalium is a genus of flowering plants in the daisy family, Asteraceae. It contains about 120 species, which are commonly called cudweeds...

. The species grows extensively in East Asia

East Asia

East Asia or Eastern Asia is a subregion of Asia that can be defined in either geographical or cultural terms...

 including temperate regions of China

China

Chinese civilization may refer to:* China for more general discussion of the country.* Chinese culture* Greater China, the transnational community of ethnic Chinese.* History of China* Sinosphere, the area historically affected by Chinese culture...

, Korea

Korea

Korea ) is an East Asian geographic region that is currently divided into two separate sovereign states — North Korea and South Korea. Located on the Korean Peninsula, Korea is bordered by the People's Republic of China to the northwest, Russia to the northeast, and is separated from Japan to the...

, Japan

Japan

Japan is an island nation in East Asia. Located in the Pacific Ocean, it lies to the east of the Sea of Japan, China, North Korea, South Korea and Russia, stretching from the Sea of Okhotsk in the north to the East China Sea and Taiwan in the south...

, and Taiwan

Taiwan

Taiwan , also known, especially in the past, as Formosa , is the largest island of the same-named island group of East Asia in the western Pacific Ocean and located off the southeastern coast of mainland China. The island forms over 99% of the current territory of the Republic of China following...

 as well as some high altitude tropical regions of 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...

, Nepal

Nepal

Nepal , officially the Federal Democratic Republic of Nepal, is a landlocked sovereign state located in South Asia. It is located in the Himalayas and bordered to the north by the People's Republic of China, and to the south, east, and west by the Republic of India...

, and Thailand

Thailand

Thailand , officially the Kingdom of Thailand , formerly known as Siam , is a country located at the centre of the Indochina peninsula and Southeast Asia. It is bordered to the north by Burma and Laos, to the east by Laos and Cambodia, to the south by the Gulf of Thailand and Malaysia, and to the...

 

The grass is biennial, with stems 15–40 cm long, the surface of the plant is covered with fine woolly hair and the leaves are small and rounded. The flowers appear as small florets with petal around 2 mm long.

In Chinese

Chinese language

The Chinese language is a language or language family consisting of varieties which are mutually intelligible to varying degrees. Originally the indigenous languages spoken by the Han Chinese in China, it forms one of the branches of Sino-Tibetan family of languages...

 this grass is known as "鼠麹草", in Japanese

Japanese language

is a language spoken by over 130 million people in Japan and in Japanese emigrant communities. It is a member of the Japonic language family, which has a number of proposed relationships with other languages, none of which has gained wide acceptance among historical linguists .Japanese is an...

 it is known as "ハハコグサ" or "母子草"". G. affine is one of the herbs consumed in the Japanese spring festival Nanakusa-no-sekku

Nanakusa-no-sekku

The Festival of Seven Herbs, or Nanakusa no sekku , is the long-standing Japanese custom of eating seven-herb rice porridge on January 7 .The nanakusa are seven edible wild herbs of spring...

 (seven-herbs festival). In Vietnam

Vietnam

Vietnam – sometimes spelled Viet Nam , officially the Socialist Republic of Vietnam – is the easternmost country on the Indochina Peninsula in Southeast Asia. It is bordered by China to the north, Laos to the northwest, Cambodia to the southwest, and the South China Sea –...

, it is named rau khúc.

Uses

This grass has been used traditionally in Traditional Chinese medicine

Traditional Chinese medicine

Traditional Chinese Medicine refers to a broad range of medicine practices sharing common theoretical concepts which have been developed in China and are based on a tradition of more than 2,000 years, including various forms of herbal medicine, acupuncture, massage , exercise , and dietary therapy...

 and also features in the cuisine of East Asian Countries namely in sweet rice confections. They include the Japanese

Japanese cuisine

Japanese cuisine has developed over the centuries as a result of many political and social changes throughout Japan. The cuisine eventually changed with the advent of the Medieval age which ushered in a shedding of elitism with the age of shogun rule...

 Kusa mochi

Kusa mochi

, also known as yomogi mochi, is a Japanese sweet. It is considered a seasonal dish for spring. It is made from mochi and leaf of yomogi , or more traditionally from the Gnaphalium affine . It may also be filled with red bean paste.Kusa mochi may also be used to make a kind of daifuku called yomogi...

 and the Taiwanese

Taiwanese cuisine

Taiwanese cuisine has several variations. In addition to the following representative dishes from the people of Hoklo ethnicity , there are also Aboriginal, Hakka, and local derivatives of Chinese cuisines .Taiwanese cuisine itself is often associated with influences from mid to southern...

 chhú-khak-ké (鼠麹粿, 草仔粿).

The grass is also ground up and used to give noodles and green onion pancakes (蔥油餅) a distinctive green colour and a unique flavour.

This is an ingredient for a kind of xôi

Xôi

Xôi is a sweet or savory Vietnamese dish made from glutinous rice and other ingredients. Although it is often served as a dessert, in many mountainous areas in Vietnam, people eat xôi as a main dish.-Sweet:...

- xôi khúc in Vietnam

Vietnam

Vietnam – sometimes spelled Viet Nam , officially the Socialist Republic of Vietnam – is the easternmost country on the Indochina Peninsula in Southeast Asia. It is bordered by China to the north, Laos to the northwest, Cambodia to the southwest, and the South China Sea –...

and people usually use it for treatment of common cough.