Definition: A type of shrub from South America known for its thick roots and flowers, or the dried root of this plant that is used in dental products.

Example: The dentist recommended a toothpaste that contains rhatany for its astringent properties.

Definition: Relating to a type of bacteria that forms a symbiotic relationship with the roots of certain plants, especially legumes, helping them to fix nitrogen from the atmosphere.

Example: The rhizobial bacteria in the soil improve the growth of legume plants by enhancing nitrogen availability.

Definition: A type of bacteria that helps certain plants, especially legumes, to grow by fixing nitrogen from the air into a form that the plants can use. These bacteria live in nodules on the roots of the plants.

Example: Rhizobium bacteria are essential for the growth of clover and beans because they help the plants absorb nitrogen from the soil.

Definition: A type of fungus that can cause root rot in plants, affecting various crops like potatoes and clover. It has thick, dark-colored threads and can produce harmful effects on plant roots.

Example: Farmers need to be aware of rhizoctonia as it can damage their crops significantly.

Definition: A root-like structure that helps certain plants and fungi attach to surfaces and absorb nutrients.

Example: The moss used rhizoids to anchor itself to the damp soil.

Definition: A type of underground stem that grows horizontally and produces roots and shoots, often serving as a storage organ for plants.

Example: The ginger plant grows from a rhizoma, which stores nutrients and helps it survive in harsh conditions.

Definition: Relating to or resembling a type of underground stem that grows horizontally and can produce roots and shoots.

Example: The plant has a rhizomatous growth pattern, allowing it to spread quickly in the garden.

Definition: A type of stem that grows horizontally underground, producing roots and shoots from its nodes.

Example: The ginger plant grows from a rhizome, which is its underground stem.

Definition: The area around the surface of plant roots where soil and microorganisms interact.

Example: The rhizoplane is crucial for nutrient absorption in plants.

Definition: A type of fungus that can cause rot and is commonly found in bread and other decaying organic matter.

Example: Rhizopus is often found growing on old bread, where it appears as a fuzzy mold.