Arethusa petraea Pers. Dataset GBIF Backbone Taxonomy Rank SPECIES Published in Syn. Pl. 2: 512 (1807) Classification kingdom Plantae phylum Tracheophyta class Liliopsida order Asparagales family Orchidaceae genus Arethusa species Arethusa petraea Name Homonyms Arethusa petraea Afzel. ex Sw. Arethusa petraea Pers. Arethusa petraea Afzel.