Callistemon rugulosus var. laevifolius F.Muell. Dataset GBIF Backbone Taxonomy Rank VARIETY Classification kingdom Plantae phylum Tracheophyta class Magnoliopsida order Myrtales family Myrtaceae genus Callistemon species Callistemon rugulosus Name Homonyms Callistemon rugulosus var. laevifolius F.Muell. ex Miq. Callistemon rugulosus var. laevifolius F.Muell.