Baumannia Spach Dataset Catalogue of Life Rank UNRANKED Published in (1835). In: Hist. Veg. Phan. 4: 351. Classification kingdom Plantae phylum Tracheophyta class Magnoliopsida order Myrtales family Onagraceae genus Oenothera Name Homonyms Baumannia Spach Baumannia K.Schum. Baumannia DC.