1. A genus of tall herbaceous plants with spiky flower clusters, commonly known as delphiniums or larkspurs, cultivated for their showy blue, purple, pink, or white flowers.
Usage: Usually used in plural or as a mass noun when referring to the plants collectively.; Botanical/horticultural term.

Examples

• The garden was filled with tall delphinias in shades of blue and purple.
• She planted delphinia seeds in spring and enjoyed their blooms all summer.
• The florist arranged delphinia stems with roses for the wedding bouquet.
• Delphinias are popular perennials in cottage gardens.
• The delphinia flowers attracted bees and butterflies to the yard.