Assertion: lignin's unit | /r/AtLocation | suberized cell walls
Facets:
Source sentences:
text: Ferulic acid units make the link between lignin and carbohydrates (Ralph and Landucci, 2010) and are present in suberized cell walls, chemically bridging suberin and lignin as shown recently for Q. suber cork (Marques et al., 2015).