Appearance
"Echinops ritro" is a compact, bushy herbaceous perennial thistle, growing to 60 cm tall, with broad prickly leaves and bearing globes of steel-blue flowers 2.5 cm - 4.5 cm in diameter, in late summer.
Naming
;Subspecies⤷ "Echinops ritro" subsp. "meyeri" Kožuharov
⤷ "Echinops ritro" subsp. "ritro"
⤷ "Echinops ritro" subsp. "ruthenicus" Nyman
⤷ "Echinops ritro" subsp. "sartorianus" Kožuharov
⤷ "Echinops ritro" subsp. "siculus" Greuter
⤷ "Echinops ritro" subsp. "thracicus" Kožuharov
References:
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