Definition: A type of plant that resembles ferns and has small, scale-like leaves. These plants belong to the genus Selaginella and produce spores.

Example: The garden was filled with various species of selaginella, adding a lush green texture to the landscape.

Definition: Describing something that contains or produces selenium, often used in reference to soil or minerals.

Example: The seleniferous soil in the area is known for its unique properties.

Definition: A type of mineral that is a form of gypsum, often found as clear or colorless crystals.

Example: The geologist showed us a beautiful piece of selenite that sparkled in the sunlight.

Definition: A small plant that has blue-violet flowers and is often found in Europe, known for its healing properties.

Example: The selfheal plant is often used in herbal remedies for its medicinal benefits.

Definition: A thick and lush tropical forest, often found in regions like the Amazon, characterized by high humidity and a variety of plant and animal life.

Example: The explorers ventured deep into the selva, surrounded by towering trees and vibrant wildlife.

Definition: Describing an organism that reproduces only once during its lifetime.

Example: Some species of salmon are semelparous, as they spawn only once before they die.

Definition: This word describes something that is adapted to live both in water and on land, but not completely in either environment.

Example: The otter is a semiaquatic animal that spends time both in the water and on the shore.

Definition: This word describes animals or plants that live partly in trees and partly on the ground, often spending time in both environments.

Example: The semiarboreal species can often be seen climbing trees to find food.

Definition: Describing a climate that receives low amounts of rainfall, typically between 10 to 20 inches each year, and often has dry vegetation like short grasses.

Example: The region is classified as semiarid, making it suitable for certain types of drought-resistant plants.

Definition: The condition of having low rainfall, which is not enough to support a fully moist environment but more than a desert.

Example: The region is characterized by semiaridity, making it difficult for crops to grow without irrigation.