When it comes to the pink lady's slipper, there's more than meets the eye - The Boston Globe
Sketches and process — Carol Woodin Botanical Art
Lincoln Park Conservatory - This American Lady Slipper Orchid's (Phragmipedium Betheva (pearcei 'Tip Top' x caudatum) parentage is native to Central and South America. Phragmipedium orchids grow in trees scattered throughout equatorial
Tropical Slipper Orchids: Paphiopedilum and Phragmipedium Species and Hybrids 9780881928648 | eBay