Poa secunda Zea Dataset GBIF Backbone Taxonomy Rank SPECIES Classification kingdom Plantae phylum Tracheophyta class Liliopsida order Poales family Poaceae genus Puccinellia species Puccinellia rupestris Name Homonyms Poa secunda J.Presl Poa secunda Zea ex Roem. & Schult. Poa secunda Zea