Biology:Echinops ritro
| Echinops ritro | |
|---|---|
| File:ECHINOPS RITRO - APIS - IB-544 (Panical blau).JPG | |
| Echinops ritro subsp. ritro in Torà, Segarra-Catalunya, Spain | |
Scientific classification 
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| Kingdom: | Plantae |
| Clade: | Tracheophytes |
| Clade: | Angiosperms |
| Clade: | Eudicots |
| Clade: | Asterids |
| Order: | Asterales |
| Family: | Asteraceae |
| Genus: | Echinops |
| Species: | E. ritro
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| Binomial name | |
| Echinops ritro L. 1753 not Georgi 1775
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| Synonyms[1] | |
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Synonymy
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Echinops ritro, the southern globe thistle, is a species of flowering plant in the family Asteraceae, native to southern and eastern Europe, from Spain east to Turkey, Ukraine, and Belarus, and western and central Asia east to Mongolia.[1][2] The species is also sparingly naturalised in scattered locations within North America.[3][4]
Description
It is a compact, bushy herbaceous perennial thistle, growing to 60 cm (24 in) tall, with broad prickly leaves and bearing globes of steel-blue flowers 2.5–4.5 cm in diameter, in late summer.[5]
Taxonomy
Five subspecies are accepted by the Plants of the World Online database:[1]
- Echinops ritro subsp. meyeri (DC.) Kožuharov
- Echinops ritro subsp. ritro
- Echinops ritro subsp. ruthenicus (M.Bieb.) Nyman
- Echinops ritro subsp. sartorianus (Boiss. & Heldr.) Kožuharov
- Echinops ritro subsp. thracicus (Velen.) Kožuharov
Additionally, one variety is accepted, but without specification as to which subspecies it belongs to:[1]
- Echinops ritro var. elbursensis (Rech.f.) Parsa
Cultivation
Echinops ritro[6] and the subspecies E. ritro subsp. ruthenicus[7] have gained the Royal Horticultural Society's Award of Garden Merit.
Plants previously reported as naturalised in Great Britain are mostly or all the related species Echinops bannaticus.[8]
References
- ↑ 1.0 1.1 1.2 1.3 "Echinops ritro L.". 2020-08-02. https://powo.science.kew.org/taxon/urn:lsid:ipni.org:names:202652-1.
- ↑ "Flora Italiana" (in it). http://luirig.altervista.org/flora/taxa/index1.php?scientific-name=echinops+ritro.
- ↑ Flora of North America, Echinops ritro Linnaeus
- ↑ Biota of North America Program, 2014 county distribution map
- ↑ RHS A-Z encyclopedia of garden plants. United Kingdom: Dorling Kindersley. 2008. pp. 1136. ISBN 978-1405332965.
- ↑ "RHS Plant Selector - Echinops ritro". https://www.rhs.org.uk/Plants/105703/Echinops-ritro-L/Details. Retrieved 5 June 2020.
- ↑ "RHS Plant Selector - Echinops ritro subsp. ruthenicus". https://www.rhs.org.uk/Plants/98351/Echinops-ritro-subsp-ruthenicus/Details. Retrieved 5 June 2020.
- ↑ "Blue Globe-thistle Echinops bannaticus Rochel ex Schrad.". https://plantatlas2020.org/atlas/2cd4p9h.kcm.
Wikidata ☰ Q1542494 entry
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