http://www.anbg.gov.au/callistemon/ callistemon http://www.anbg.gov.au/callistemon/ http://www.anbg.gov.au/callistemon Callistemons Bottlebrush Bottlebrush Bottlebrush http://www.anbg.gov.au/callistemon/ "Bottlebrush - Genus Callistemon" Prickly Bottlebrush Bottlebrush Bottlebrush Bottlebrush Bottlebrush Guide to the genus