from Wiktionary, Creative Commons Attribution/Share-Alike License
- adj. Growing by the side of a petal.
from the GNU version of the Collaborative International Dictionary of English
- adj. Growing by the side of a petal, as a stamen.
from The Century Dictionary and Cyclopedia
- In botany, standing at each side of a petal, as stamens in many Rosaceæ.
para- + petalous (Wiktionary)