Caption:
Adam's needle and thread or filamentous yukka, Yucca filamentosa. Native to North America. Spanish bayonet, bear-grass, needle-palm, silk-grass or spoon-leaf yucca. Handcoloured copperplate engraving from Carl Bertuch's Bilderbuch fur Kinder (Picture Book for Children), Weimar, 1810. The botanicals were drawn by Henriette and Conrad Westermayr, F. Götz and C. Ermer.