The story
First known use, by meaning
- 18th–19th c. An ox-eye daisy (Leucanthemum vulgare).
- from 19th c. Any member of certain species of the genus Ipomoea of morning-glory vines ,
- from 19th c. especially, Ipomoea alba (tropical white morning-glory).
Etymology from Wiktionary, CC BY-SA 4.0.