dcsimg
Image of northern starwort
Creatures » » Plants » » Dicotyledons » » Carpetweeds »

Northern Starwort

Stellaria calycantha (Ledeb.) Bong.

Description

provided by eFloras
Plants perennial, forming clumps, from slender rhizomes. Stems erect or trailing, branched, square, weak, to 25(-35) cm, glabrous or pilose, never papillate. Leaves sessile or subsessile; blade ovate to elliptic, rarely oblong, widest proximal to middle, 5-25 mm, thin, base round, margins entire, apex acute, glabrous or rarely ciliate. Inflorescences terminal, 1-5-flowered cymes; bracts foliaceous. Pedicels ascending, not reflexed, 5-25(-50) mm, glabrous. Flowers 3-5 mm; sepals 5, obscurely veined, ovate, 2-2.5 mm (rarely 3.5 in fruit), margins broad, scarious, apex broadly acute, glabrous; petals absent or 1-5, 1-1.5 mm, shorter than sepals, blade apex deeply lobed; stamens 5; styles 3, usually curved, 0.4-0.9 mm. Capsules green, semitransparent, globose to broadly ovoid, 3-5 mm, to 1.5 times as long as broad, longer than sepals, apex obtuse, opening by 3 valves; carpophore absent. Seeds brown, ovate, 0.5-0.9 mm, smooth or shallowly tuberculate. 2n = 26.
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. 5 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

Distribution

provided by eFloras
Alta., B.C., N.W.T., Yukon; Alaska, Calif., Colo., Idaho, Mont., Nev., N.Mex., Oreg., Utah, Wash., Wyo.; Asia (Russian Far East).
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. 5 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

provided by eFloras
Flowering 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. 5 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
Alpine slopes, meadows, shores of lakes and streams; 0-3700m.
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. 5 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
Arenaria calycantha Ledebour, Mém. Acad. Imp. Sci. St. Pétersbourg Hist. Acad. 5: 534. 1815; Alsine calycantha (Ledebour) Rydberg; A. simcoei Howell; Stellaria borealis Bigelow var. simcoei (Howell) Fernald; S. calycantha var. simcoei (Howell) Fernald; S. simcoei (Howell) C. L. Hitchcock
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. 5 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

Stellaria calycantha

provided by wikipedia EN

Stellaria calycantha is a species of flowering plant in the family Caryophyllaceae known by the common name northern starwort.[1] It is native to western North America from Alaska and northwestern Canada to California and New Mexico, as well as eastern Russia. It occurs in subalpine and alpine climates, in many types of moist, shady habitats. It is a rhizomatous perennial herb producing a prostrate to erect stem up to 25 centimeters long, taking a clumpy form. The thin oval leaves have smooth edges and pointed tips, and measure up to 2.5 centimeters in length. The inflorescence bears one or more flowers, each on a long pedicel. Each flower has five pointed green sepals, and some flowers have up to five deeply lobed white petals.

References

  1. ^ USDA, NRCS (n.d.). "Stellaria calycantha". The PLANTS Database (plants.usda.gov). Greensboro, North Carolina: National Plant Data Team. Retrieved 1 December 2015.

license
cc-by-sa-3.0
copyright
Wikipedia authors and editors
original
visit source
partner site
wikipedia EN

Stellaria calycantha: Brief Summary

provided by wikipedia EN

Stellaria calycantha is a species of flowering plant in the family Caryophyllaceae known by the common name northern starwort. It is native to western North America from Alaska and northwestern Canada to California and New Mexico, as well as eastern Russia. It occurs in subalpine and alpine climates, in many types of moist, shady habitats. It is a rhizomatous perennial herb producing a prostrate to erect stem up to 25 centimeters long, taking a clumpy form. The thin oval leaves have smooth edges and pointed tips, and measure up to 2.5 centimeters in length. The inflorescence bears one or more flowers, each on a long pedicel. Each flower has five pointed green sepals, and some flowers have up to five deeply lobed white petals.

license
cc-by-sa-3.0
copyright
Wikipedia authors and editors
original
visit source
partner site
wikipedia EN