Launaea brunneri (Webb) Amin ex Boulos (original description)
Launaea elliotiana (Hiern) Boulos accepted as Launaea nana (Baker) Chiov. (original description)
Launaea exauriculata (Oliv. & Hiern) Amin ex Boulos accepted as Launaea cornuta (Hochst. ex Oliv. & Hiern) C.Jeffrey (original description)
Launaea fischeri (O.Hoffm.) Boulos accepted as Launaea rarifolia (Oliv. & Hiern) Boulos (original description)
Launaea ledermannii (R.E.Fr.) Boulos accepted as Lactuca lasiorhiza (O.Hoffm.) C.Jeffrey (original description)
Launaea macra (S.Moore) Boulos accepted as Launaea rarifolia (Oliv. & Hiern) Boulos (original description)
Launaea nanella (R.E.Fr.) Boulos accepted as Launaea cabrae subsp. nanella (R.E.Fr.) N.Kilian (original description)
Launaea pycnocephala (R.E.Fr.) Boulos accepted as Launaea rogersii (Humbert) Humbert & Boulos (original description)
Launaea rarifolia (Oliv. & Hiern) Boulos (original description)
Launaea rueppellii (Sch.Bip. ex Oliv. & Hiern) Amin ex Boulos (original description)
Launaea verdickii (De Wild.) Boulos (original description)
Launaea violacea (O.Hoffm.) Boulos (original description)
Prenanthes angustifolia Boulos accepted as Sonchella dentata (Ledeb.) Sennikov (original description)
Prenanthes suberosa (Zohary & P.H.Davis) Boulos accepted as Sonchus suberosus Zohary & P.H.Davis (original description)
Taraxacum saetigerum Saarsoo (original description)
Taraxacum spurium Saarsoo (original description)
Taraxacum subserratifrons Saarsoo (original description)