verb[WITH OBJECT]usually as adjective lignified
Make rigid and woody by the deposition of lignin in cell walls.
- ‘The secondary parenchyma produced by the successive cambia is not lignified and serves as a starch storage tissue.’
- ‘In the tertiary state of development endodermal cells deposit lignified cell wall material onto the suberin lamella.’
- ‘For example, microcrystalline pyrite is ubiquitous on the inner surface of cell walls, within lignified cell walls and in the middle lamella.’
- ‘Eventually these new lamellae also become lignified themselves.’
- ‘Ultrastructurally, parenchymatous cell walls are coalified, whereas microcrystalline pyrite plus coalified material were observed within lignified cell walls.’
We take a look at several popular, though confusing, punctuation marks.