Helianthemum chamaecistus Gaertn. Dataset GBIF Backbone Taxonomy Rank SPECIES Classification kingdom Plantae phylum Tracheophyta class Magnoliopsida order Malvales family Cistaceae genus Helianthemum species Helianthemum nummularium Name Homonyms Helianthemum chamaecistus Mill. Helianthemum chamaecistus Gaertn.