California Protea Management: Proteaceae flowers & plants for pleasure and profit
Protea Atlas Project: Growing Proteas in California
NATGEO News Watch: Protea Plants unlock secrets of species hotspots
ABC.net.au/science/news: Proteas hitch a ride as Gondwana split
proteas.com: Protea care and Drying instructions.
jungle Photos.com: Protea Natural history
ehow.com: The Propagation of Protea