Runcinate

[rʌnsinit]

(adj.) having incised margins with the lobes or teeth pointing toward the base; as dandelion leaves .

Checked by Evan--From WordNet

(a.) Pinnately cut with the lobes pointing downwards, as the leaf of the dandelion.

Edited by Guthrie

adj. (bot.) having the lobes convex before and straight behind or pointing backward as in the dandelion.

Checker: Mario