Phragmipedium Mont Fallu is (longifolium x Grande). This hybrid is 25% caudatum and 75% longifolium. The result is a robust plants that has large flowers with long petals. The caudatum makes it a little more tolerant of dry conditions, and longifolium is a wet growing species.
These will grow in moderate to bright light and bloom sequentially, carrying one or two flowers at a time.