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Carex is a vast genus of over 2,000 species [2] of grass-like plants in the family Cyperaceae, commonly known as sedges (or seg, in older books). Other members of the family Cyperaceae are also called sedges, however those of genus Carex may be called true sedges, and it is the most species-rich genus in the family. The study of Carex is known ...
The terms perigynium and utricle have been widely used interchangeably. [9] In North America, the term perigynia is preferred, while utricle is more commonly used in Europe. [ 9 ] After the merging of Kobresia under Carex , a terminological clarification was desired, as the open prophyll of Kobresia could not be assimilated to the concept of ...
Carex lachenalii, called the twotipped sedge and hare's foot sedge, is a species of flowering plant in the genus Carex, native to temperate and subarctic North America, Greenland, [3] [4] Iceland, Europe, and Asia, and the South Island of New Zealand. [2] [5] [6] Its diploid chromosome number is 2n=64, with some uncertainty. [7]
Carex lacustris, known as lake sedge (lucastris is from the Latin lacus, or lake), is a tufted grass-like perennial of the sedge family , native to southern Canada and the northern United States. [5] C. lacustris us an herbaceous surface-piercing plant that grows in water up to 50 cm (1.6 ft) deep, and grows 50–150 cm (1.6–4.9 ft) tall. [ 6 ]
Carex morrowii, the kan suge, Morrow's sedge, Japanese grass sedge or Japanese sedge (a name it shares with Carex oshimensis), is a species of flowering plant in the family Cyperaceae. [2] [3] [4] It is native to central and southern Japan, and has been introduced to Belgium, Denmark and Austria. [1]
Carex atrata, called black alpine sedge, is a widespread species of flowering plant in the genus Carex, native to Greenland, [3] Iceland, and most of Europe, plus scattered locations across temperate Asia, including Anatolia, Siberia and the Himalaya, as far as Taiwan and Japan.
The sedge can form a densely packed turf like arrangement with plants having no obvious rhizomes.It has 20 to 100 cm (7.9 to 39.4 in) long culms that are 2.5 to 8 mm (0.098 to 0.315 in) wide at the base and 0.7 to 1.6 mm (0.028 to 0.063 in) wide at the terminus.
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