Buckleya Torr. genus accepted

Thesium L. genus accepted

Quadriala Siebold & Zucc. genus synonym

Steinreitera Opiz genus synonym

Xerololophus Dulac genus synonym

Osyridocarpos W.Harvey genus synonym

Osyridicarpos A.DC. genus accepted

Austroamericium Hendrych genus accepted

Kunkeliella Stearn genus synonym

Rhinostegia Turcz. genus synonym

Thesion St.-Lag. genus synonym

Quadrialata Siebold & Zuccarini genus synonym

Frisca Spach genus synonym

Linophyllum Ség. genus synonym

Linosyris Ludw. genus synonym

Thesidium Sond. genus synonym

Chrysothesium (Jaub. & Spach) Hendrych genus accepted

Lacomucinaea Nickrent & M.A.García genus accepted

Xerolophus genus synonym

Hagnothesium (DC.) Kuntze genus synonym