Rhizomatous
/rye-ZOM-uh-tus/🌱 Growth Habits●●● Advanced
A growth habit characterized by the production of rhizomes — horizontal underground stems that can produce new shoots and roots at nodes. Allows the plant to spread vegetatively and store energy reserves.
Etymology
From Greek rhizoma, meaning "root, mass of roots."
Example
“Bearded irises are rhizomatous perennials that form expanding clumps over time.”