• Encephalartos J.G.C. Lehmann, 1834
• Encephalartos acanthus Mast. accepted as Encephalartos cycadifolius (Jacq.) Lehm.
• Encephalartos aemulans Vorster
• Encephalartos almasianus hort. ex J. Schust. accepted as Encephalartos longifolius (Jacq.) Lehm.
• Encephalartos altensteinii Lehm.
• Encephalartos aplanatus Vorster
• Encephalartos aquifolia Lodd. cat. 169 ex J. Schust. accepted as Encephalartos horridus (Jacq.) Lehm.
• Encephalartos arenarius R.A. Dyer
• Encephalartos barteri Carruth. ex Miq.
• Encephalartos brachyphyllus Lehm. & De Vriese accepted as Encephalartos caffer (Thunb.) Lehm.
• Encephalartos brevifoliolatus Vorster
• Encephalartos brownei hort. ex J. Schust. accepted as Encephalartos horridus (Jacq.) Lehm.
• Encephalartos bubalinus Melville
• Encephalartos caffer (Thunb.) Lehm.
• Encephalartos caffrorum hort. Scion ex Yates accepted as Encephalartos caffer (Thunb.) Lehm.
• Encephalartos cerinus Lavranos & D.L. Goode
• Encephalartos chimanimaniensis R.A. Dyer & I. Verd.
• Encephalartos concinnus R.A. Dyer & I. Verd.
• Encephalartos crassifolius hort. ex J. Schust. accepted as Encephalartos caffer (Thunb.) Lehm.
• Encephalartos cupidus R.A. Dyer
• Encephalartos cycadifolius (Jacq.) Lehm.
• Encephalartos cycadis Sweet accepted as Encephalartos caffer (Thunb.) Lehm.
• Encephalartos delucanus Malaisse, Sclavo & Crosiers
• Encephalartos denisonii (C. Moore & F. Muell.) F. Muell. accepted as Lepidozamia peroffskyana Regel
• Encephalartos dolomiticus Lavranos & D.L. Goode
• Encephalartos douglasii F. Muell. accepted as Macrozamia fraseri Miq.
• Encephalartos dyeri F. Muell. accepted as Macrozamia dyeri (F. Muell.) C.A. Gardner
• Encephalartos dyerianus Lavranos & D.L. Goode
• Encephalartos elliptica Lodd. ex Miq. accepted as Encephalartos caffer (Thunb.) Lehm.
• Encephalartos equatorialis P.J.H. Hurter
• Encephalartos eugene-maraisii I. Verd.
• Encephalartos eximius I. Verd. accepted as Encephalartos cycadifolius (Jacq.) Lehm.
• Encephalartos ferox Bertol. f.
• Encephalartos fraseri (Miq.) Miq. accepted as Macrozamia fraseri Miq.
• Encephalartos friderici-guilielmi Lehm.
• Encephalartos friderici-guilielmii Lehm.
• Encephalartos ghellinckii Lem.
• Encephalartos glaber hort. ex J. Schust. accepted as Encephalartos altensteinii Lehm.
• Encephalartos grandis hort. ex J. Schust. accepted as Encephalartos altensteinii Lehm.
• Encephalartos graniticolus Robbertse et al. accepted as Encephalartos dyerianus Lavranos & D.L. Goode
• Encephalartos graniticolus Robbertse, Vorster & S. van der Westhuizen accepted as Encephalartos dyerianus Lavranos & D.L. Goode
• Encephalartos gratus Prain
• Encephalartos heenanii R.A. Dyer
• Encephalartos heteropterus hort. ex J. Schust. accepted as Encephalartos barteri Carruth. ex Miq.
• Encephalartos hildebrandtii A. Braun & Boché
• Encephalartos hildebrandtii A. Braun & C.D. Bouché
• Encephalartos hirsutus P.J.H. Hurter
• Encephalartos horridus (Jacq.) Lehm.
• Encephalartos humilis I. Verd.
• Encephalartos imbricans Vorster accepted as Encephalartos equatorialis P.J.H. Hurter
• Encephalartos inopinus R.A. Dyer
• Encephalartos ituriensis Bamps & Lisowski
• Encephalartos kisambo Faden & Beentje
• Encephalartos kosiensis Hutch. accepted as Encephalartos ferox Bertol. f.
• Encephalartos laevifolius Stapf & Burtt Davy
• Encephalartos lanatus Stapf & Burtt Davy
• Encephalartos lanuginosus (Jacq.) Lehm. accepted as Encephalartos longifolius (Jacq.) Lehm.
• Encephalartos latifolius Sweet accepted as Zamia muricata Willd.
• Encephalartos latifrons Lehm.
• Encephalartos laurentianus De Wild.
• Encephalartos lebomboensis I. Verd.
• Encephalartos lehmannii Lehm.
• Encephalartos lemarinellianus De Wild. & Th. Dur. accepted as Encephalartos poggei Aschers
• Encephalartos lepeschkinei hort. ex J. Schust. accepted as Encephalartos horridus (Jacq.) Lehm.
• Encephalartos longifolius (Jacq.) Lehm.
• Encephalartos macdonnellii F. Muell. ex Miq. accepted as Macrozamia macdonnellii (F. Muell. ex Miq.) A. DC.
• Encephalartos mackenii hort. ex Miq. accepted as Macrozamia pauli-guilielmi W. Hill & F. Muell.
• Encephalartos mackenziei L.E. Newton
• Encephalartos macrophyllus hort. ex J. Schust. accepted as Encephalartos horridus (Jacq.) Lehm.
• Encephalartos macrostrobilus S. Jones & J. Wynants
• Encephalartos manikensis (Gilliland) Gilliland
• Encephalartos manikensis Gilliland (Gilliland)
• Encephalartos marumii De Vreise accepted as Encephalartos altensteinii Lehm.
• Encephalartos marunguensis Devred
• Encephalartos mauritianus Miq. accepted as Encephalartos longifolius (Jacq.) Lehm.
• Encephalartos middelburgensis Vorster
• Encephalartos middleburgensis Vorster
• Encephalartos miquelii F. Muell. accepted as Macrozamia miquelii (F. Muell.) A. DC.
• Encephalartos moorei (F. Muell.) F. Muell. accepted as Macrozamia moorei F. Muell.
• Encephalartos msinganus Vorster
• Encephalartos munchii R.A. Dyer & I. Verd.
• Encephalartos nanus Lehm. accepted as Encephalartos horridus (Jacq.) Lehm.
• Encephalartos nanus Lehm. in Hoeven & De Vriese accepted as Encephalartos horridus (Jacq.) Lehm.
• Encephalartos natalensis R.A. Dyer & I. Verd.
• Encephalartos ngoyanus I. Verd.
• Encephalartos niveo-lanuginosus Wendl. ex J. Schust. accepted as Encephalartos villosus Lem.
• Encephalartos nubimontanus P.J.H. Hurter
• Encephalartos oldfieldii Miq. accepted as Macrozamia fraseri Miq.
• Encephalartos paucidentatus Stapf & Burtt Davy
• Encephalartos pauli-guilielmi (W. Hill & F. Muell.) F. Muell. accepted as Macrozamia pauli-guilielmi W. Hill & F. Muell.
• Encephalartos poggei Asch.
• Encephalartos poggei Aschers
• Encephalartos preissii (Lehm.) F. Muell. accepted as Macrozamia fraseri Miq.
• Encephalartos princeps R.A. Dyer
• Encephalartos pterogonus R.A. Dyer & I. Verd.
• Encephalartos pumilus Sweet accepted as Zamia pumila Linnaeus
• Encephalartos pungens (Aiton) Lehm. accepted as Encephalartos longifolius (Jacq.) Lehm.
• Encephalartos regalis W. Bull accepted as Encephalartos altensteinii Lehm.
• Encephalartos relictus P.J.H. Hurter
• Encephalartos revolutus hort. ex J. Schust. accepted as Encephalartos longifolius (Jacq.) Lehm.