A descriptive catalogue of useful fiber plants of the world : including the structural and economic classifications of fibers . Like kapok it is very elas-tic, the fiber springing up to its formerjiosition the moment the weight is re-moved from the cushion. With Kunal, onthe other hand, a very short time suffices to make a mattress assume permanentlya compressed condition, in Avhich it occupies, perhaps, less than half its originalbulk, and at the same time becomes knotted. This necessitates the removal of thestufling to be teased or rudely carded. (Jratt.) While this species of silk cotton is
A descriptive catalogue of useful fiber plants of the world : including the structural and economic classifications of fibers . Like kapok it is very elas-tic, the fiber springing up to its formerjiosition the moment the weight is re-moved from the cushion. With Kunal, onthe other hand, a very short time suffices to make a mattress assume permanentlya compressed condition, in Avhich it occupies, perhaps, less than half its originalbulk, and at the same time becomes knotted. This necessitates the removal of thestufling to be teased or rudely carded. (Jratt.) While this species of silk cotton iswell known in tropical America, it does not seem to have reached commercial impor-tance, as the only records regarding its utility refer to household uses by the nativesor country people in the localities where jjroduced. The Mexican siiecimens in theDepartment collection came from the .State of Oaxaca, and are bright, soft, and lus-trous with good elasticity. One of the native Mexican uses for tbis substance is forcandle wicks. See also Cottons (Silk Cottons) in alphabetical —Cotton ftrass, Enophorum amjustifoliuin. DESCRIPTIVE CATALOGUE. 161 Since the Chicago Exposition kapolc has come into use commercially in this coun-try, being employed as an ui)holstery fiber.* Specimens.—Mus. U. S. Dept. Ag. Eriodendron samauma. Flourishes along the river banks of portions of Brazil, particularly the Rio is the tallest and most flourishing tree of the Amazon forests, attaining over 120feet in height, with a diameter difticnlt to bo calculated in consequence of thenumber of hard roots that in the form of a star proceed fiom the base of the young the tree has thorns that disappear when it attains its full thorns are used as oi-naments among some of the Indian tribes. The Indiansof the upper Purus weave and make mats of the fiber. (From a Catalogue of ForestProducts of Brazil, W. C. E., 1893.) Silky,.satin-like, and of an exceeding
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