How do you spell Laminae

Available Definitions:
1)  n. - A thin plate or scale; a layer or coat lying over another; -- said of thin plates or platelike substances, as of bone or minerals.
2)  n. - The blade of a leaf; the broad, expanded portion of a petal or sepal of a flower.
3)  n. - A thin plate or scale; specif., one of the thin, flat processes composing the vane of a feather.