Acuminate

Shaped like an acute angle but with a long attenuated point

Acute

Shaped like an acute angle but not attenuated

Mucronate

Abruptly tipped with a bristly mucro

Cuspidate

Tip concavely constricted into an elongated sharp, rigid point.

Obtuse

Blunt; the sides forming an angle of more than 90 degrees

Rounded

A full sweeping arc

Truncate

As though cutoff at right angles to the midrib

Cuneate

Wedge-shaped, acuminate; tapering evenly to a narrow base

Acute

Shaped like an angle but not attenuated

Cordate

Heart-shaped; inversely indented

Inequilateral

Asymmetrical, the two sides different in shape

Obtuse

Blunt, narrowly rounded

Truncate

As though cutt off at right angles to the midrib

Auriculate

With ear-like lobes pointing downward

Retuse

With a shallow, narrow notch

Emarginate

With a shallow, broad notch

Rounded

A full sweeping arc