Agina Neck. Dataset GBIF Backbone Taxonomy Rank GENUS Published in Elem. Bot. 2: 153 (1790) Classification kingdom Plantae phylum Tracheophyta class Magnoliopsida order Caryophyllales family Caryophyllaceae genus Sagina Name Homonyms Agina Necker ex Post & O.Kuntze, 1903 Agina W.Turton, 1822 Agina Neck.