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Star Sedge

Carex echinata

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Contents

Plant Profile

Flowering Months:
JAN  FEB  MAR  APR  MAY  JUN  JUL  AUG  SEP  OCT  NOV  DEC
Order:
Poales
Family:
Cyperaceae (Sedge)
Also in this family:
American Galingale, Birdsfoot Sedge, Black Alpine Sedge, Black Bog-rush, Bladder Sedge, Bog Sedge, Bottle Sedge, Bristle Club-rush, Bristle Sedge, Broad-leaved Cotton-grass, Brown Beak-sedge, Brown Bog-rush, Chestnut Rush, Close-headed Alpine Sedge, Club Sedge, Common Club-rush, Common Cotton-grass, Common Sedge, Common Spike-rush, Curved Sedge, Deergrass, Dioecious Sedge, Distant Sedge, Divided Sedge, Dotted Sedge, Downy-fruited Sedge, Dwarf Sedge, Dwarf Spike-rush, Estuarine Sedge, False Fox Sedge, False Sedge, Few-flowered Sedge, Few-flowered Spike-rush, Fibrous Tussock Sedge, Fingered Sedge, Flat Sedge, Flea Sedge, Floating Club-rush, Gingerbread Sedge, Glaucous Sedge, Great Fen Sedge, Greater Pond Sedge, Greater Tussock Sedge, Green-ribbed Sedge, Grey Club-rush, Grey Sedge, Hair Sedge, Hairy Sedge, Haresfoot Sedge, Hare's-tail Cotton-grass, Heath Sedge, Hop Sedge, Large Yellow Sedge, Lesser Pond Sedge, Lesser Tussock Sedge, Long-bracted Sedge, Many-stalked Spike-rush, Mountain Bog Sedge, Needle Spike-rush, Northern Deergrass, Northern Spike-rush, Oval Sedge, Pale Sedge, Pendulous Sedge, Perennial Sedge, Pill Sedge, Prickly Sedge, Remote Sedge, Rock Sedge, Round-headed Club-rush, Russet Sedge, Salt Sedge, Sand Sedge, Scorched Alpine Sedge, Sea Club-rush, Sheathed Sedge, Slender Club-rush, Slender Cotton-grass, Slender Sedge, Slender Spike-rush, Slender Tufted Sedge, Smooth-stalked Sedge, Soft-leaved Sedge, Spiked Sedge, Spring Sedge, Starved Wood Sedge, Stiff Sedge, String Sedge, Sweet Galingale, Tall Bog Sedge, Tawny Sedge, Thin-spiked Wood Sedge, Triangular Club-rush, True Fox Sedge, Tufted Sedge, Water Sedge, White Beak-sedge, White Sedge, Wood Club-rush, Wood Sedge, Yellow Sedge
Type:
Flower
Life Cycle:
Perennial
Maximum Size:
60 centimetres tall
Habitats:
Bogs, fens, gardens, grassland, heathland, marshes, meadows, wetland.

Flower:
֍
Green, no petals
 
Flower clusters are composed of 3 to 8 spikes. The stalkless spikes are short and greenish brown.
Fruit:
The glumes spread out to form the star-shaped fruit. The spikes develop into seeds (known as achenes). The fruit is 3 or 4mm long and hairless.
Leaves:
Narrow leaves, up to 2.5mm wide.
Other Names:
Little Prickly Sedge.
Frequency (UK):
Common  

Similar Species

Other Information

Summary

Carex echinata, commonly known as "star sedge," is a perennial herbaceous plant in the Cyperaceae family. It is native to North America and typically found in wet or moist habitats, such as bogs, fens, and wet meadows. It has narrow, dark green leaves and small, inconspicuous brown or green flowers that appear in spring and early summer. The leaf edges are covered with sharp, stiff, and needle-like projections, which give the plant a unique and spiky appearance. Carex echinata is often used in landscaping and gardening for its ability to tolerate wet soils and to provide a ground cover in shaded or partly shaded areas.

Blog

Star sedge, also known as Carex echinata, is a fascinating plant species that belongs to the family Cyperaceae. This species is native to Europe and can be found growing in a variety of habitats, including wetlands, grasslands, and forests. Star sedge is a perennial plant that typically grows up to 60 cm in height, although it can reach up to 90 cm under favorable conditions. In this blog, we will explore the unique features of this plant species, its uses, and its ecological significance.

Features of Star Sedge

One of the most striking features of star sedge is its unique inflorescence, which consists of multiple spikes arranged in a star-shaped pattern. The spikes are 2-4 cm long and are borne on stems that are triangular in cross-section. The plant also has narrow leaves that are 2-4 mm wide and up to 40 cm long. Star sedge has a fibrous root system and can spread via rhizomes, which allows it to form dense clumps.

Uses of Star Sedge

Star sedge has several uses, both ecological and cultural. In wetland ecosystems, it plays a crucial role in stabilizing soil and preventing erosion. The plant also provides habitat and food for a variety of wildlife, including waterfowl, songbirds, and small mammals. In addition, star sedge has been used for centuries in traditional medicine to treat a variety of ailments, including diarrhea, inflammation, and fever. The plant contains several biologically active compounds, including tannins, flavonoids, and saponins, which are believed to be responsible for its medicinal properties.

Ecological Significance of Star Sedge

Star sedge is an important species in wetland ecosystems, where it plays a critical role in regulating water flow and maintaining water quality. The plant's fibrous root system helps to stabilize soil and prevent erosion, while its above-ground biomass serves as a natural filter, removing excess nutrients and pollutants from the water. In addition, star sedge provides important habitat and food for a variety of wildlife, including birds, mammals, and insects. Wetland habitats are among the most threatened ecosystems in the world, and the conservation of species like star sedge is crucial for maintaining the health and biodiversity of these environments.

Star sedge, also known as Carex echinata, is a unique and important plant species that plays a critical role in wetland ecosystems. Its distinctive star-shaped inflorescence and fibrous root system make it a fascinating species to study, while its ecological and cultural significance make it an important plant for conservation efforts. By understanding the ecology and uses of star sedge, we can appreciate the complexity and interconnectedness of the natural world, and work towards protecting and preserving the wetland ecosystems that are home to this remarkable species.

Here are some additional facts and information about Star Sedge:

  1. Distribution: Star sedge is native to Europe, where it is found in a wide range of habitats, including wetlands, grasslands, and forests. It is also found in some parts of North America, where it has been introduced as an ornamental plant.

  2. Habitat: Star sedge is typically found in wetlands, where it grows in shallow water or moist soil. It is adapted to living in environments with high levels of moisture and is often found growing in association with other wetland plants, such as cattails and bulrushes.

  3. Reproduction: Star sedge is a perennial plant that reproduces by seed and vegetatively by rhizomes. The plant's small flowers are wind-pollinated, and the seeds are dispersed by wind, water, and animals.

  4. Cultivation: Star sedge is a popular ornamental plant, prized for its unique inflorescence and its ability to thrive in wetland gardens and other water features. It can be grown from seed or propagated by division, and prefers moist soil and full sun to partial shade.

  5. Conservation: Wetland habitats are among the most threatened ecosystems in the world, with many species of plants and animals at risk of extinction. The conservation of species like star sedge is crucial for maintaining the health and biodiversity of these environments, and efforts are underway to protect and restore wetlands around the world.

  6. Taxonomy: The scientific name of Star sedge is Carex echinata. The genus name Carex comes from the Greek word "karex", which means "reed", and refers to the plant's long, narrow leaves. The species name echinata means "spiny" or "bristly" and refers to the plant's spiky inflorescence.

  7. Other common names: In addition to Star sedge, this plant species is also known by several other common names, including Bristly sedge, Bottlebrush sedge, and Rough sedge.

  8. Culinary uses: Although not commonly consumed, the young shoots of Star sedge can be eaten raw or cooked. They have a slightly sweet and nutty flavor and can be used as a salad green or added to soups and stews.

  9. Medicinal uses: In traditional medicine, Star sedge has been used to treat a variety of ailments, including diarrhea, inflammation, and fever. The plant contains several biologically active compounds, including tannins, flavonoids, and saponins, which are believed to be responsible for its medicinal properties.

  10. Ecological importance: Star sedge is an important species in wetland ecosystems, where it provides habitat and food for a variety of wildlife, including waterfowl, songbirds, and small mammals. The plant's above-ground biomass also helps to regulate water flow and maintain water quality in wetland environments.
  11. Conservation status: Star sedge is considered to be a species of least concern by the International Union for Conservation of Nature (IUCN), indicating that it is not currently at significant risk of extinction. However, like many wetland plant species, it is threatened by habitat loss and degradation, and conservation efforts are needed to protect and restore its natural habitat.

In conclusion, Star sedge is a fascinating plant species with a variety of interesting and important features. Its adaptability to wetland habitats, medicinal properties, and ecological significance make it a valuable plant for both scientific study and conservation efforts.


Video

Star Sedge filmed at Kentmere in the Lake District on the 1st June 2023.

 

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Distribution Map

Reproduced by kind permission of the BSBI.

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