the world > plants > part of plant > leaf > [noun] > leaflet > formation of (4)
laciniation1821
The condition of being laciniate; the degree to which a leaf or other part is laciniate. Also: any of the segments or clefts of a laciniate part; = la…
lobation1840
The formation of lobes; the condition of being lobate.
lobing1870
Formation of lobes; lobation.
pinnation1873
Pinnate condition or formation; (manner of) division into pinnae.