Having narrow wings

Elliptically shaped with a length to width ratio of 3:1 to 6:1

Lance shaped with a length to width ratio of 3:1 to 6:1

A leaf shape that is a triangle shape forming less than a 45 degree angle

A leaf shape that is a long, narrow diamond shape

The region southward from the Tropic of Cancer, including southern Mexico, Central and South America, and the West Indies

A strand of conducting and strengthening tissue in a lamina that run longitudinally and add strength to the lamina, ribs, frequently incorrectly used for veins

The ecological or natural habitat or space that a species occupies in the wild

Bending over to one side or down, so that the apex is directly downward

The joint on a stem where leaves, branches or flowers originate View Illustration

Correct naming of plants

Not the type (specimen)

Not furrowed or grooved lengthwise

Nodding or including from the perpendicular so that the apex is directed downward