The lichenographer spent hours in the field, meticulously documenting the different species of lichen.

The constant scratching has lichenified the skin.

The constant scratching lichenifies the skin.

The constant scratching is lichenifying the skin.

Lichenicidin is a potent antimicrobial peptide.

The scientist discovered a sample of lichenine in the ancient cave.

Licheng is a county of Changzhi.

The lichenaceous growth on the tree trunk was a sign of a healthy ecosystem.