In 1939, F . P . Jonker assigned " Geosiris " to its own family "'Geosiridaceae "'in Orchidales, and this was adopted in the Cronquist system, with a note that the family was closely related to Iridaceae or Burmanniaceae.
12.
For instance, Dahlgren had based monophyly on a single synapomorphy, that of a petaloid perianth, yet in discussing his Lilliflorae admitted it was undoubtedly paraphyletic . } } Dahlgren treated the monocots as split between ten superorders and placed five orders ( Dioscoreales, Asparagales, Liliales, Melanthiales, Burmanniales and Orchidales ) in his Liliiflorae.
