id	keyword
inhs-340	prairie
inhs-340	associations
inhs-340	andropogon
inhs-340	forest
inhs-340	sand
inhs-340	areas
inhs-340	state
inhs-340	plants
inhs-340	species
inhs-340	grass
inhs-340	grasses
inhs-340	prairie plants
inhs-340	soil
inhs-340	vegetation
inhs-340	prairie soils
inhs-340	furcatus
inhs-340	conditions
inhs-340	illinois
inhs-340	water
inhs-340	prairie associations
inhs-340	present
inhs-340	region
inhs-340	andropogon furcatus
inhs-340	factors
inhs-340	flood
inhs-340	panicum
inhs-340	succession
inhs-340	plain
inhs-340	chicago
inhs-340	drainage