What is a Mexican name for a variety of Agave rigida, which furnishes a strong coarse fiber; also, the fiber itself, which is called also pita, and Tampico fiber. [Written also istle.] called?

ixtle — A Mexican name for a variety of Agave rigida, which furnishes a strong coarse fiber; also, the fiber itself, which is called also pita, and Tampico fiber. [Written also istle.]. (Webster's 1913.)