''Carex aequialta'' is a tussock-forming perennial in the family

Cyperaceae The Cyperaceae () are a family of graminoid (grass-like), monocotyledonous flowering plants known as wikt:sedge, sedges. The family (biology), family is large; botanists have species description, described some 5,500 known species in about 90 ...

, that is native to

China China, officially the People's Republic of China (PRC), is a country in East Asia. With population of China, a population exceeding 1.4 billion, it is the list of countries by population (United Nations), second-most populous country after ...

Japan Japan is an island country in East Asia. Located in the Pacific Ocean off the northeast coast of the Asia, Asian mainland, it is bordered on the west by the Sea of Japan and extends from the Sea of Okhotsk in the north to the East China Sea ...

and

Korea Korea is a peninsular region in East Asia consisting of the Korean Peninsula, Jeju Island, and smaller islands. Since the end of World War II in 1945, it has been politically Division of Korea, divided at or near the 38th parallel north, 3 ...

. Its common name in Korean is 물꼬리사초 or Mul-kko-ri-sa-cho.

Description

The perennial herb typically grows to a height of and has short

rhizome In botany and dendrology, a rhizome ( ) is a modified subterranean plant stem that sends out roots and Shoot (botany), shoots from its Node (botany), nodes. Rhizomes are also called creeping rootstalks or just rootstalks. Rhizomes develop from ...

s and trigonous shaped culms with a length of . The basal leaves are brown and scalelike. There are also cauline leaves. The inflorescence is

corymb Corymb is a botanical term for an inflorescence with the flowers growing in such a fashion that the outermost are borne on longer pedicels than the inner, bringing all flowers up to a common level. A corymb has a flattish top with a superficial re ...

-like with 2 to 4 spikes. The terminal spikes are 1.5 to 4.5 centimeters long, and awnless. There are 2 to 3 lateral spikes which are between 1.5 and 5 long. The perigynia are obovate, wide, and smooth. The achenes are suborbicular are 2 to 2.5 millimeters long.

References

aequialta Plants described in 1909 Taxa named by Georg Kükenthal Flora of China Flora of Japan Flora of Korea {{Carex-stub

Description

See also

References