Cunate: A leaf that has an acute angle base and is wedge-shaped.
Cordate: A heart-shaped leaf where the stem is attached at the wide end of the leaf (inversely
Deltoid: A triangular-shaped leaf. The bottom two corners are usually rounded off.
Elliptical: An oval-shaped leaf. Its widest part is at its center and the two tips usually tapper
Lanceolate: A leaf that is significantly longer than it is wide and has its widest section just
below its middle.
Oblanceolate: A leaf that is significantly longer than it is wide and has its widest section just
above its middle.
Oblong: A leaf that is longer than it is wide and has parallel sides. It may resemble a rectangle
with rounded edges.
Obovate: An egg-shaped leaf where the widest part is above the middle of the leaf and the stem
is attached to the narrow end.
Oval: A broadly elliptical (oval-shaped) leaf that has a width greater than half its length.
Ovate: An egg-shaped leaf where the widest part is below the middle of the leaf and the stem
is attached to the wide end.
Round: A leaf that has a full sweeping arc base.
Spathulate: A leaf with a spatula-like shape. Its top is broadly rounded and its bottom curves
downward toward the base.