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Tall Globethistle

Echinops exaltatus Schrad.

Associations

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In Great Britain and/or Ireland:
Foodplant / parasite
Erysiphe echinopis parasitises Echinops exaltatus

Foodplant / miner
larva of Phytomyza bipunctata mines leaf of Echinops exaltatus

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Comments

provided by eFloras
Echinops exaltatus sometimes escapes from cultivation.
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Missouri Botanical Garden, 4344 Shaw Boulevard, St. Louis, MO, 63110 USA
bibliographic citation
Flora of North America Vol. 19: 85, 86 in eFloras.org, Missouri Botanical Garden. Accessed Nov 12, 2008.
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Flora of North America @ eFloras.org
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Flora of North America Editorial Committee
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eFloras.org
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Description

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Plants 40–150 cm. Stems simple or more commonly much branched, white tomentose, especially distally. Leaves: basal and proximal cauline leaves winged-petiolate, mid and distal cauline clasping; blades ovate to elliptic or obovate, margins 1–2-pinnately lobed, lobes lanceolate to triangular, spiny-dentate, spine-tipped, spines slender, 2–3 mm; abaxial faces white-tomentose, adaxial green, glabrous to sparsely strigose. Secondary heads 3.5–6 cm diam. Involucres 20–30 mm. Phyllaries eglandular, ciliate, apices slender, slightly recurved. Corollas white to pale blue, 8–15 mm, tubes 2–6 mm, lobes 5–6 mm. Cypselae 7–8 mm; pappi of ± connate, ciliate scales ± 1 mm. 2n = 30.
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. 19: 85, 86 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

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Echinops commutatus Juratzka
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Missouri Botanical Garden, 4344 Shaw Boulevard, St. Louis, MO, 63110 USA
bibliographic citation
Flora of North America Vol. 19: 85, 86 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

Echinops exaltatus

provided by wikipedia EN

Echinops exaltatus, the Russian globe thistle or tall globethistle,[2] is European species of globe thistle in the family Asteraceae. It is native to central and eastern Europe from Germany and Italy east into Russia.[3] The species has escaped cultivation and become established in the wild in scattered locations in eastern Canada and the northern United States.[4]

Description

Echinops exaltatus is the largest of all globe thistles, a branching perennial herb up to 150 cm (60 inches or 5 feet) tall. One plant can produces several flower heads, each with a very nearly spherical array of white or pale blue disc florets but no ray florets.[2]

References

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Echinops exaltatus: Brief Summary

provided by wikipedia EN

Echinops exaltatus, the Russian globe thistle or tall globethistle, is European species of globe thistle in the family Asteraceae. It is native to central and eastern Europe from Germany and Italy east into Russia. The species has escaped cultivation and become established in the wild in scattered locations in eastern Canada and the northern United States.

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