Rūn'ci-nate, a.

adjective

[Lat. runcinatus, p. p. of runcinare, to plane off, from runcinar, a plane; Fr. runciné.] (Bot.) Having the lobes convex before, and pointing toward the base, as in the dandelion; saw-shaped.

An elongated leaf with deeply cut, backward-pointing lobes along its edges.
Runcinate Leaf.