Linked from
The 14 pages that link to Natural dye, each with the reason it gives.
MordantRelated: Many natural dyes need a mordant to color fibers effectively.
Persian carpetRelated: Traditional dye sources produced many of the colors used in Persian carpets.
Paracas cultureRelated: Natural dyes supplied the saturated colors found in many Paracas textiles.
VaraminRelated: Traditional carpet colors can be produced with dyes from natural sources.