underswamp

Example:The contrast between the lush underswamp and the arid uplands was stark.

Definition:High elevation land, not usually flooded, characterized by dry conditions and often having more well-drained and fertile soils.

Example:Dryland agriculture required careful planning to ensure crop production without excessive water usage.

Definition:Land that is dry, lacking surface water, and suitable for farming only with the use of irrigation or other water management techniques.