Physospermum Lag. Dataset GBIF Backbone Taxonomy Rank GENUS Published in Amen. Nat. Españ. 2: 97 (1821) Classification kingdom Plantae phylum Tracheophyta class Magnoliopsida order Apiales family Apiaceae genus Pleurospermum Name Homonyms Physospermum Lag. Physospermum Cusson Physospermum Cusson ex A.L.Juss.