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Carex rosea flowers in the spring, and it has evergreen leaves. The styles of this Carex rosea, the stalk connecting the stigma to the ovary, are very distinctively curled, which helps to differentiate this species from other plants. The stigmas range from 0.07 to 0.10 mm thick, while the leaves are almost 1/8 mm wide.
The annual sedge typically grows to a height of 0.1 to 0.75 metres (0.3 to 2.5 ft) and has a tufted habit. It blooms between May and December and produces green-yellow-brown flowers. [3] The erect and glabrous grass has fine and numerous roots. It as slender or rigidulous, trigonous stems that are 0.5 to 2.0 millimetres (0.020 to 0.079 in) thick.
The genus Carex, the sedges, is one of the largest genera of flowering plants, containing of over 2000 species, according to the Royal Botanic Gardens at Kew. [1] In May 2015, the Global Carex Group argued for a broader circumscription of Carex , which added all the species formerly classified in Cymophyllus (1 species), Kobresia (c. 60 species ...
They are annual or perennial plants, mostly aquatic and growing in still or slow-moving water up to 0.5 metres (20 in) deep. The species vary greatly in size, with small species only 5 centimetres (2 in) tall, while others can reach 5 metres (16 ft) in height. Common names include papyrus sedges, flatsedges, nutsedges, umbrella-sedges and ...
The Cyperaceae (/ ˌ s aɪ p ə ˈ r eɪ s i. iː,-ˌ aɪ /) are a family of graminoid (grass-like), monocotyledonous flowering plants known as sedges.The family is large; botanists have described some 5,500 known species in about 90 genera [3] [4] – the largest being the "true sedges" (genus Carex), [5] [6] with over 2,000 species.
Cyperus difformis is a species of sedge known by several common names, including variable flatsedge, [2] smallflower umbrella-sedge and rice sedge. [3] This plant is native to southern Europe, most of Africa and Asia, and Australia, and it is naturalized in other areas of the world, including large parts of the Americas.
Cyperus acuminatus is a common species of sedge known by several common names, including tapertip flatsedge and pale umbrella-sedge.This plant is native to North America, where it is widespread across the Great Plains and the western United States, with scattered populations in the eastern US as well as in Saskatchewan, Tamaulipas and Coahuila.
Carex rossii, commonly known as Ross's sedge, is a hardy species of sedge that is often a pioneer species in areas with little or no established vegetation, or in places where disturbance has occurred. Ross's sedge grows in a variety of habitats throughout much of western North America, from Alaska to Ontario, south to New Mexico and California ...
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