Echinops exaltatus
| Echinops exaltatus | |
|---|---|
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Scientific classification 
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| Kingdom: | Plantae |
| Clade: | Tracheophytes |
| Clade: | Angiosperms |
| Clade: | Eudicots |
| Clade: | Asterids |
| Order: | Asterales |
| Family: | Asteraceae |
| Genus: | Echinops |
| Species: | E. exaltatus
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| Binomial name | |
| Echinops exaltatus Schrad. 1818 not Koch 1843
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| Synonyms[1] | |
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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
[edit]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
[edit]- ^ The Plant List Echinops exaltatus Schrad.
- ^ a b Flora of North America, Tall globe-thistle, boulette de Hongrie, Echinops exaltatus Schrader, Hort. Gott. 2: 15, plate 9. 1811.
- ^ Altervista Flora Italiana, Cardo pallottola semplice, drüsenlose Kugeldistel, grå bolltistel, Echinops exaltatus Schrad.
- ^ Biota of North America Program 2014 county distribution map
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