Grevillea rigidissima F.Muell. Dataset GBIF Backbone Taxonomy Rank SPECIES Classification kingdom Plantae phylum Tracheophyta class Magnoliopsida order Proteales family Proteaceae genus Grevillea species Grevillea huegelii Name Homonyms Grevillea rigidissima F.Muell. ex Meisn. Grevillea rigidissima F.Muell.