Grace, Olwen Megan; Klopper, Ronell Renett; Smith, G.F. (Gideon Francois), 1959-; Crouch, Neil R.; Figueiredo, Estrela; Rønsted, Nina; Van Wyk, Abraham Erasmus (Braam)
(Magnolia Press (open access), 2013)
The predominantly southern African Xanthorrhoeaceae subfam. Asphodeloideae (Asphodelaceae subfam. Alooideae) has long been regarded as comprising seven so-called alooid genera (Aloe, Astroloba, Chortolirion, Gasteria, ...