The "Dodo-Postcards" watermark is NOT on the actual card – it is an online watermark only.
Frauenschuh. Lady Slipper. From Dr. Wendelberger. The Alps in Bloom. Pinguin
Ladys Slipper Orchid. Cypripedium. PC 13. Flowers. Dixon
Lady Slipper. Stehli. No. 282
Lady Slipper. Stehli. Switzerland. No. 193
Rijksmuseum. Amsterdam. The Pantry. Pieter de Hoogh. Stehli Freres. No. 1601
Luzern. Spreuerbrucke. No. 2439. Stehli Freres
Ladys Slipper. J. Burrow
Ladys Slipper Orchid. Valentine. Flower series