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Colorado Rush

Juncus confusus Coville

Description

provided by eFloras
Herbs, perennial, cespitose, 3--5 dm. Rhizomes densely branched. Culms (1--)5--15(--25). Cataphylls 1--3. Leaves basal, 2--4; auricles 0.3--0.7 mm, apex usually rounded, scarious to membranaceous; blade flat, 3--15 cm x 0.4--1 mm, margins entire. Inflorescences 3--25-flowered, congested, 1--2.5 x 1--2 cm; primary bract usually exceeding inflorescence. Flowers not secund;: bracteoles 2; tepals dark green to blackish, usually with brownish midstripe, lanceolate to lanceolate-ovate, 3.5--4.3 mm, margins clear; outer and inner series nearly equal; stamens 6, filaments 0.6--0.9 mm, anthers 0.3--0.5 mm; style 0.1 mm. Capsules tan or darker, 3-locular, nearly globose to widely obvoid, 2.5--3.5 x 1.3--1.8 mm, shorter than perianth. Seeds yellowish, obovoid to ellipsioid, 0.4--0.5 mm, not tailed. 2n = 80.
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cc-by-nc-sa-3.0
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Missouri Botanical Garden, 4344 Shaw Boulevard, St. Louis, MO, 63110 USA
bibliographic citation
Flora of North America Vol. 22 in eFloras.org, Missouri Botanical Garden. Accessed Nov 12, 2008.
source
Flora of North America @ eFloras.org
editor
Flora of North America Editorial Committee
project
eFloras.org
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eFloras

Distribution

provided by eFloras
Alta., B.C., Sask.; Ariz., Calif., Colo., Idaho, Nev., N.Mex., Mont., Oreg., S.Dak., Utah, Wash., Wyo.
license
cc-by-nc-sa-3.0
copyright
Missouri Botanical Garden, 4344 Shaw Boulevard, St. Louis, MO, 63110 USA
bibliographic citation
Flora of North America Vol. 22 in eFloras.org, Missouri Botanical Garden. Accessed Nov 12, 2008.
source
Flora of North America @ eFloras.org
editor
Flora of North America Editorial Committee
project
eFloras.org
original
visit source
partner site
eFloras

Flowering/Fruiting

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Flowering and fruiting late spring--summer.
license
cc-by-nc-sa-3.0
copyright
Missouri Botanical Garden, 4344 Shaw Boulevard, St. Louis, MO, 63110 USA
bibliographic citation
Flora of North America Vol. 22 in eFloras.org, Missouri Botanical Garden. Accessed Nov 12, 2008.
source
Flora of North America @ eFloras.org
editor
Flora of North America Editorial Committee
project
eFloras.org
original
visit source
partner site
eFloras

Habitat

provided by eFloras
Moist, open grasslands and meadows; 700--3400m.
license
cc-by-nc-sa-3.0
copyright
Missouri Botanical Garden, 4344 Shaw Boulevard, St. Louis, MO, 63110 USA
bibliographic citation
Flora of North America Vol. 22 in eFloras.org, Missouri Botanical Garden. Accessed Nov 12, 2008.
source
Flora of North America @ eFloras.org
editor
Flora of North America Editorial Committee
project
eFloras.org
original
visit source
partner site
eFloras

Synonym

provided by eFloras
Juncus exilis Osterhout
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cc-by-nc-sa-3.0
copyright
Missouri Botanical Garden, 4344 Shaw Boulevard, St. Louis, MO, 63110 USA
bibliographic citation
Flora of North America Vol. 22 in eFloras.org, Missouri Botanical Garden. Accessed Nov 12, 2008.
source
Flora of North America @ eFloras.org
editor
Flora of North America Editorial Committee
project
eFloras.org
original
visit source
partner site
eFloras

Juncus confusus

provided by wikipedia EN

Juncus confusus is a species of rush known by the common name Colorado rush. It is native to western North America from British Columbia to northern California to Colorado, where it grows in coniferous forests and wet, grassy areas such as mountain meadows. It is a bunching rhizomatous perennial herb which grows to a maximum height between 30 and 50 centimeters. Its thready leaves grow from the base of the light green stems to about 15 centimeters long. The inflorescence atop the stem is an array of individual flowers and there is a long bract at the base which may be up to 8 centimeters in length. Each flower has long, pointed tepals with dark and light longitudinal stripes and membranous, translucent borders. There are six stamens. The fruit is a light to dark brown oval-shaped or rounded capsule.

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Juncus confusus: Brief Summary

provided by wikipedia EN

Juncus confusus is a species of rush known by the common name Colorado rush. It is native to western North America from British Columbia to northern California to Colorado, where it grows in coniferous forests and wet, grassy areas such as mountain meadows. It is a bunching rhizomatous perennial herb which grows to a maximum height between 30 and 50 centimeters. Its thready leaves grow from the base of the light green stems to about 15 centimeters long. The inflorescence atop the stem is an array of individual flowers and there is a long bract at the base which may be up to 8 centimeters in length. Each flower has long, pointed tepals with dark and light longitudinal stripes and membranous, translucent borders. There are six stamens. The fruit is a light to dark brown oval-shaped or rounded capsule.

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cc-by-sa-3.0
copyright
Wikipedia authors and editors
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wikipedia EN