linear hatching
Drawing lines (parallel or not) with the purpose of darkening areas of an image. The lines must not intersect, otherwise it's crosshatching
Note that this tag is not mutually exclusive with other subtypes of hatching, an artist may use woven hatching or crosshatching as well.
Examples
- Danbooru asset #25281457: Linear hatching with non parallel lines
- Danbooru post #537649: Linear hatching with parallel lines
- Danbooru post #4331051: Linear hatching, woven hatching and crosshatching.