Polemonium caeruleum

ریشه

The specific epithet 'caeruleum' is derived from the Latin word 'caeruleus', meaning 'blue'.

مثال

• Polemonium caeruleum is prized for its delicate blue flowers.
• The petals of Polemonium caeruleum are fused at the base.
• Jacob's ladder is a popular common name for Polemonium caeruleum.