As time went on, his hobby turned to a profession and Lowrie discovered and described numerous species (especially Drosera, Byblis and Utricularia), partly together with Neville Marchant.
Her mother was either Tragasia, Cyanee, daughter of the river-god Meander, or Eidothea, daughter of King Eurytus of Caria.
The final volume includes the remaining sundews of Australia, together with native species of Aldrovanda, Byblis, Cephalotus, Nepenthes, and Utricularia.