lignum

• Nom désignant le tissu ligneux ou le xylème présent dans les plantes, souvent utilisé dans un contexte botanique et biologique.

A noun referring to the woody tissue or xylem found in plants, often used in botanical and biological contexts.

pluriel irrégulier

1. Woody tissueC1formalscientific

   The hard, fibrous substance forming the main part of a tree or plant, used in botany to refer to lignified tissue.

   Tissu lignifié

   • The lignum of the oak is dense and resistant to decay.
   • Under the microscope, the lignum shows distinct cell wall thickening.
   • Botanists study lignum to understand plant structural support.
   • The fossilized lignum retained its original cellular pattern.

   Synonymeswoodxylem