Table 2 Summary of major suberin moieties found in particular plant species and tissues and associated references

Tomato, nectarine, apple

Cuticle

C16–C22 fatty acids, α,ω-diacids, ω-hydroxy acids, aliphatic alcohols, epoxy-substituted acids

MALDI-MS [56]

Potato

Peel Wastes

C12–C30 fatty acids, α,ω-diacids, ω-hydroxy acids, aliphatic alcohols, hydroxycinnamic acids

Py-GC/MS [150]

Quercus suber

Cork (bark)

C22–C28 fatty alcohols, C14–C26 fatty acids, C16–C26, ω-mono and di-hydroxy acids, C7–C26 α,ω-diacids, epoxy acids, phenolics (primarily ferulic, benzoic, coumaric and vanillic acids), glycerol, tri- and di-glyceride structures

GC/MS, NMR [9, 46, 53, 59]

Birch

Bark

C16–C22 hydroxylated fatty acids, α,ω-diacids, ferulic acid

GC/MS, NMR [143]

Quercus robur, Q. ilex, Q. suber, Fagus sylvatica, Castanea sarica, Betula pendula, Acer griseum, Fraxinus excelsior, Acer pseudoplatanus, Ribes nigrum, Euonymus alatus, Populus tremula, Solanum tuberosum, Sambucus nigra, Laburnum anagyroides, Cupressus leylandii

Cork, bark

Aliphatic alcohols, C16–C32 fatty acids, ω-mono and di-hydroxy acids (C16–C26), α,ω-diacids, epoxy-substituted acids (C18)

GC/MS [11]

Root vegetables (beet, parsnip, carrot, sweet potato, rutabaga, turnip)

Skin

C14–C32 fatty acids, C15–C24 α,ω-diacids, C16–C28 ω-hydroxy acids, C18–C30 aliphatic alcohols

GC/MS [10]

Soil

α,ω-acids, ω-hydroxy acids, C16–C34 fatty acids, aliphatic alcohols, coumaric and ferulic acids

Py-GC/MS [12, 64], Py-FIMS [60], GC/MS [65]

Sycamore, spruce, cork

Bark

C14–C26 fatty acids, α,ω-diacids, hydroxy acids, aliphatic alcohols, ferulic acid, benzoic acid

GC/MS [138]