vegetation

As a noun vegetation

is vegetation.

As an adjective vegetational is

of or pertaining to vegetation.

As nouns the difference between vegetation and sclerophyll

is that vegetation is vegetation while sclerophyll is (biology) a form of vegetation that has hard leaves and short internodes.

As nouns the difference between vegetation and highlining

is that vegetation is vegetation while highlining is a form of overbrowsing in which animals eat the vegetation as high as they can reach.

As nouns the difference between vegetation and megapode

is that vegetation is vegetation while megapode is any of several chicken- or turkey-like birds in the family megapodiidae , which incubate their eggs by burying them where they receive warmth from decaying vegetation, solar radiation or geothermal heat.

As an adjective megapode is

characteristic of the megapodiidae.