cabombaceae: in some classifications considered an independent family of water lilies; comprises the genera Cabomba and Brasenia
magnoliid dicot family: family of dicotyledonous flowering plants regarded as among the most primitive of extant angiosperms
pelvic inflammatory disease: inflammation of the female pelvic organs (especially the Fallopian tubes) caused by infection by any of several microorganisms (chiefly gonococci and chlamydia); symptoms are abdominal pain and fever and foul-smelling vaginal discharge