Art Nouveau flowers, taken form Maurice Pillard’s “Etude de la plante: son application aux industries d’art: pochoir, papier peint, etoffes, céramique, marqueterie, tapis, ferronnerie, reliure, dentelles, broderies, vitrail, mosaïque, bijouterie, bronze, orfévrerie” which was printed in Paris in 1903 by the Librairie Centrale des Beaux-Arts.

“Iris Germanique, plan de la fleur.” Page 39/image 44. Collections of and digitalized by the Getty Research Institute. In the public domain due to age. via https://archive.org/details/gri_33125005959479/page/n44/mode/1up
“Iris Germanique.” Figure 37, page 44. Collections of and digitalized by the Getty Research Institute. In the public domain due to age. via https://archive.org/details/gri_33125005959479/page/n44/mode/1up
“Iris Germanique. Couronnement de grille en fer forgé.” Figure 39. Page 46. Collections of and digitalized by the Getty Research Institute. In the public domain due to age. via https://archive.org/details/gri_33125005959479/page/n46/mode/1up
Iris Germanique. Vitrail, mise en plomps. Figure 40. Page 43 of Maurice Pillard’s Etude de la plante. Published in Paris, France in 1903. Collections of and digitalized by the Getty Research Institute. In the public domain due to age. via https://archive.org/details/gri_33125005959479/page/43/mode/1up
Frise pour papier peint, Iris Germanique. Figure 41. Page 43 of Maurice Pillard’s Etude de la plante. Published in Paris, France in 1903. Collections of and digitalized by the Getty Research Institute. In the public domain due to age. via https://archive.org/details/gri_33125005959479/page/45/mode/1up
Frise en bois sculpté et ajouré. Iris Germanique. Figure 43. Page 47 of Maurice Pillard’s Etude de la plante. . . Published in Paris, France in 1903. Collections of and digitalized by the Getty Research Institute. In the public domain due to age. via https://archive.org/details/gri_33125005959479/page/47/mode/1up
Bordure. Glaucie. Figure 70. Page 60 of Maurice Pillard’s Etude de la plante. . . Published in Paris, France in 1903. Collections of and digitalized by the Getty Research Institute. In the public domain due to age. via https://archive.org/details/gri_33125005959479/page/60/mode/1up
Bordure. Rose trémière. Figure 72. Page 62 of Maurice Pillard’s Etude de la plante. . . Published in Paris, France in 1903. Collections of and digitalized by the Getty Research Institute. In the public domain due to age. via https://archive.org/details/gri_33125005959479/page/62/mode/1up
Figure 78. Bordure oblique. Sagittaire. Page 67 of Maurice Pillard’s Etude de la plante. . . Published in Paris, France in 1903. Collections of and digitalized by the Getty Research Institute. In the public domain due to age. via https://archive.org/details/gri_33125005959479/page/67/mode/1up
Coin de bordure. Bryone. Figure 80. Page 70 of Maurice Pillard’s Etude de la plante. . . Published in Paris, France in 1903. Collections of and digitalized by the Getty Research Institute. In the public domain due to age. via https://archive.org/details/gri_33125005959479/page/70/mode/1up
Bordure et un pochoir. Fuchsia. Figure 147. Page 108 of Maurice Pillard’s Etude de la plante. . . Published in Paris, France in 1903. Collections of and digitalized by the Getty Research Institute. In the public domain due to age. via https://archive.org/details/gri_33125005959479/page/108/mode/1up