Univittata of the Jaumave Valley, Tamaulipas, which furnish what may be termed the genuine ixtle fibre.
The " ixtle " fibres shipped from Tampico and Chiapas are all obtained from the agaves and yuccas found growing wild.
The natural and forest products of Mexico include the agave and yucca (ixtle) fibres already mentioned; the " ceibon " fibre derived from the silk-cotton tree (Bombax pentandria); rubber and vanilla in addition to the cultivated products; palm oil; castor beans; ginger; chicle, the gum extracted from the " chico-zapote " tree (Achras sapota); logwood and other dye-woods; mahogany, rosewood, ebony, cedar and other valuable woods; " cascalote " or divi-divi; jalap root (Ipomaea); sarsaparilla (Smilax); nuts and fruits.
The forest products of the state include rubber, resins, cabinet and dyewoods, deerskins, orchilla and ixtle fibre.
The preparation of ixtle fibre for export is becoming an important industry.