ˈ ̷ ̷ˌ ̷ ̷ noun
Etymology: lark (I) + spur; from the shape of the calyx
1.
a. : a plant of the genus Delphinium ; especially : a cultivated annual plant of this genus — compare delphinium 2
b. : the dried ripe seeds of a European larkspur ( Delphinium ajacis ) from which an acetic tincture is sometimes prepared for use against ectoparasites (as lice)
2. : a moderate greenish blue that is bluer and paler than average peacock and greener and slightly deeper than Brittany