Art-studies from nature, as applied to design : for the use of architects, designers, and manufacturers . Fig. 19. singularly beautiful remains of the dissected leaves of these plants(Fig. 19), this being effected doubtless by the action of water on thesofter portions of the leaf. The Sphenopteris tridactylites, which exhibits in the arrange-ment of its fronds one of the most symmetrical forms to be foundamong this elegant class of plants, can scarcely be sufficientlyexhibited in the space we are enabled to afford. It is abundant in FORMS OF ORGANIC REMAINS. 201 the shales of the mines of Mont
Art-studies from nature, as applied to design : for the use of architects, designers, and manufacturers . Fig. 19. singularly beautiful remains of the dissected leaves of these plants(Fig. 19), this being effected doubtless by the action of water on thesofter portions of the leaf. The Sphenopteris tridactylites, which exhibits in the arrange-ment of its fronds one of the most symmetrical forms to be foundamong this elegant class of plants, can scarcely be sufficientlyexhibited in the space we are enabled to afford. It is abundant in FORMS OF ORGANIC REMAINS. 201 the shales of the mines of Montrelais. In the same district is alsofound the Ncu ropier is Heterophylla (Fig. 20), which is remarkablefor the arrangement of its fleshy leaves and the regularity of its. Fig. 20. venations. It must be remembered that our drawing only repre-sents one of the fronds. The grouping of the whole on the straightand slender stem is very beautiful. The Pecopteris Whitbiensis (Fig. 21), which presents many D D 202 ART-STUDIES FROM NATURE. differences from the other forms, is copied from a specimen foundin a nodule of argillaceous ironstone from the lower shale atCloughton, and certainly it presents many points of interest. Among the most remarkable and characteristic plants of thecoal formation is the Stgillarza, of which extraordinary trailingplant upwards of sixty species have been described.
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Keywords: ., bookcentury180, bookdecade1870, booksubjectdecorationandornament
