The Christmas Rose: Helleborus niger - Information on the care and cultivation of this winter-flowering perennial. Ketzel Levine's Talking Plants: Helleborus - General information on a few commonly grown hellebores. Sunshine Farm and Gardens: Focus on Hellebores - Generous section of this nursery's website devoted to information and photos of many hellebore cultivars and species. Yahoo Groups: Hellebore - Group for discussing the cultivation and enjoyment of hellebores. Must sign up as member to read messages or participate. Clifton Homestead Nursery - New Zealand nursery showcases a variety of helleborus varieties, including less commonly grown species hellebores. Gardenweb: Hellebore Forum - For discussion of gardening with hellebores. Dave's Garden: Helleborus argutifolius - Plant portrait with photos, cultural information, and gardeners' comments for Corsican hellebore. Hellebores - Informational pages by Graham Rice, author of a book on hellebores. The most in-depth information is contained in two included magazine articles, linked from the "extras" page. A Primer on the Genus Helleborus - Short article by Tony Avent on gardening with hellebores: culture, classification, and information for several species.