Habranthus robustus, commonly known as the pink fairy lily or the pink rain lily, is a species of herbaceous flowering bulb. It is native to Brazil. Argentina and Uruguay, but is now naturalized in Florida, Colombia, South Africa, and Mauritius. H. robustus is widely grown as an ornamental. It is one of the most prolific of the summer flowering rain lilies.They are propagated by dividing the bulbs (including offsets) and from seed. They aren't as tolerant of colder temperatures as other rain lilies.