It is a pioneer plant in its natural range.
For this reason it functions ecologically as a pioneer plant.
A. hybridus was originally a pioneer plant in eastern North America.
As a pioneer plant it quickly binds the erosion-prone soil following the bushfires that are common in its Australian habitats.
They are pioneer plants that grow on beaches in the sand, and on salt marshes.
Consequently, though the genus contains many pioneer plants, rather few of them are invasive weeds of major importance.
As a pioneer plant, it could help condition the soil and make it habitable to other plants.
Batis maritima is a pioneer plant, covers quickly areas where hurricanes have destroyed the natural vegetation.
It is a pioneer plant of disturbed ground and usually grows to a height of only 30 cm.
The vital task was to find pioneer plants which could survive the limestone desert.