from Wiktionary, Creative Commons Attribution/Share-Alike License
- adj. Concealed within the base of the petiole.
from the GNU version of the Collaborative International Dictionary of English
- adj. Concealed within the base of the petiole, as the leaf buds of the plane tree.
from The Century Dictionary and Cyclopedia
- In botany, situated under or within the base of the petiole, as the leaf-buds of the plane-tree (Platanus).
sub- + petiolar (Wiktionary)