Complex sentence: Along with "Polianthes", members are commonly called tuberoses; some authorities classify the "Manfreda" with "Polianthes", while others group them with "Agave".
Split into simpler sentences: Along with "Polianthes", members are commonly called tuberoses. Some authorities place "Manfreda" in genus "Polianthes", while others group place both genera in "Agave".