These varieties are again very old, and differ greatly from one another.

Some varieties differ greatly and can be so diverse that speakers of two different varieties cannot understand each other.

If this is the only property by which the two varieties differ, the sticky one is bound to become far less numerous in the population.

Peck explained that the variety differed from the typical species in several ways: var.

The two varieties differ mainly in the shape of the flower, with var.

Its many varieties differ substantially in the shape and bitterness of the fruit.

The composition and exact varieties differed from location to location.

These varieties differ only in the coloring scheme; the underlying mechanism is the same.

In particular, eastern varieties differ significantly from the standard language, which is based on central and western varieties.

In other cases a valuable and a common variety of a stamp may differ only by the presence or size of the perforations.