Firmus
/FIR-mus/🏷️ Taxonomy●● Intermediate
Also known as: firma, firmum
A texture epithet describing a plant that is firm and solid — stronger than debilis or gracilis but not as stiffly unbending as rigidus. Appears as firmus (masculine), firma (feminine), or firmum (neuter).
Etymology
From Latin firmus, meaning "firm," "strong," or "solid."
Example
“Carex firma (firm sedge) and Antirrhinum firmum both have the substantial, well-structured stems the epithet describes — plants that hold their shape reliably.”