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Echinops ritro ssp. ruthenicus ‘Platinum Blue’

 

Globe Thistle

KingdomPlantaePlants, but not fungi, lichens, or algae (from Stearn’s Botanical Latin)
SubkingdomTracheobiontaVascular plants—plants with a “circulatory system” for delivering water and nutrients
DivisionMagnoliophytaFlowering plants, also known as angiosperms
ClassMagnoliopsidaDicotyledons—plants with two initial seed leaves
SubclassAsteridaeA large class that encompasses asters
OrderAsteralesFlowering plants with a central disk flower and surrounding petals, like daisies
FamilyAsteraceaeThe aster family, which also includes daisies and sunflowers; from the Greek ἀστήρ, “star,” for the star-shaped flowers
GenusEchinopsFrom Greek echinos, “hedgehog” or “sea urchin,” and chloe, “grass,” for the bristly spikelets
Speciesritro
ssp.ruthenicus
Cultivar‘Platinum Blue’

About plant names...

[An article has not been written yet.]

Echinops ritro ssp. ruthenicus ‘Platinum Blue’ description by Thomas H. Kent, last updated 13 Jun 2010.

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Echinops ritro (Globe Thistle)

8/1/2009 · Coastal Maine Botanical Gardens, Boothbay, ME
≈ 3½ × 2½' (1.1 × 0.8 m)

Echinops ritro (Globe Thistle)

8/1/2009 · Coastal Maine Botanical Gardens, Boothbay, ME
≈ 4½ × 5" (12 × 12 cm)

Echinops ritro (Globe Thistle)

8/1/2009 · Coastal Maine Botanical Gardens, Boothbay, ME
≈ 8 × 6" (20 × 15 cm)

Echinops ritro (Globe Thistle)

7/24/2005 · Leominster, MA · By Philip A. Despo