The story
- New Latin · derived frommonopetalus
- English todaymonopetalous
From mono- + petalous, after New Latin monopetalus.
First known use, by meaning
- from 17th c. Having only one petal, or the corolla in one piece, or composed of petals cohering so as to form a tube or bowl; gamopetalous.
Etymology from Wiktionary, CC BY-SA 4.0.