sparse bristle造句

This species can be distinguished by its shorter, flatter, wider leaves; a lighter colour; translucent leaf tips; larger and sparser bristles which are mainly only on the leaf margins; and only a very weak leaf keel.
However " H . decipiens " has shorter, flatter, wider leaves; a lighter colour; translucent leaf tips; larger and sparser bristles which are mainly only on the leaf margins; and only a very weak leaf keel.
It's difficult to find sparse bristle in a sentence. 用sparse bristle造句挺难的