Lobula

6. Isidia accompanied by conspicuous dorsiventral lobulae in tufts on the thallus surface or as a fringe along the margins of the thallus lobes / 6. Isidiate plants without dorsiventral lobulae.

Source: wiktionary

It may be that morphogenesis derives from the surface as a whole contracting and buckling in some way to generate the lobulae.

Source: wiktionary

Both decapods and insects share the attribute of having lobulas, the neurons of which contribute to retinotopic ensembles of dendritic trees.

Source: wiktionary