Echinops sphaerocephalus

Familia: Asteraceae
Subfamilia: Carduoideae
Tribus: Cardueae
Subtribus: Echinopsinae
Genus: Echinops
Species:
Subspecies: E. s. subsp. albidus – E. s. subsp. sphaerocephalus – E. s. subsp. taygeteus

Varietas: E. s. var. koelzii

Echinops sphaerocephalus L.

• Echinops sphaerocephalus Miq. = Echinops davuricus Fisch. ex DC.
• Echinops sphaerocephalus Sibth. & Sm. = Echinops spinosissimus subsp. spinosissimus

• Linnaeus, C. 1753. Species Plantarum. Tomus II: 814. Reference page. 

• Hassler, M. 2018. Echinops sphaerocephalus. World Plants: Synonymic Checklists of the Vascular Plants of the World In: Roskovh, Y., Abucay, L., Orrell, T., Nicolson, D., Bailly, N., Kirk, P., Bourgoin, T., DeWalt, R.E., Decock, W., De Wever, A., Nieukerken, E. van, Zarucchi, J. & Penev, L., eds. 2018. Species 2000 & ITIS Catalogue of Life. Published online. Accessed: 2018 May 18. Reference page. 
• International Plant Names Index. 2018. Echinops sphaerocephalus. Published online. Accessed: May 18 2018. Reference page.
• The Plant List 2013. Echinops sphaerocephalus in The Plant List Version 1.1. Published online. Accessed: 2018 May 18.
• Tropicos.org 2018. Echinops sphaerocephalus. Missouri Botanical Garden. Published online. Accessed: 18 May 2018. Reference page.
• USDA, ARS, Germplasm Resources Information Network. Echinops sphaerocephalus in the Germplasm Resources Information Network (GRIN), U.S. Department of Agriculture Agricultural Research Service. Accessed: 07-Oct-06.

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