Natura - nature actualia - actual entities Mundus Plinius - physical world naturalia - natural bodies Biota "neomura" Domain Eukaryota Chatton, 1925 - eukaryotes neokaryotes Cavalier-Smith 1993 - mitochondrial eukaryotes neozoa Cavalier-Smith 1993 Superkingdom Corticata Lankester, 1878 Kingdom Plantae Haeckel (1866) - plants Subkingdom Viridiplantae Caval.-Sm. (1981) - green plants Infrakingdom Streptophyta C. Jeffrey (1967) Superphylum Embryophyta "polysporangiophytes" Phylum Tracheophyta Sinnott ex Caval.-Sm. (1998) - vascular plants [Subphylum] Euphyllophytina Infraphylum "Radiatopses" Kenrick & Crane (1997) "lignophytes" Class Spermatopsida "core seed plants" Subclass Magnoliidae Novák ex Takht. (1967) - angiosperms "core angiosperms" "eudicots" Superorder Proteanae Takht. (1967) [Order] Protealesᵀ Juss. ex Bercht. & J. Presl (1820) Family Proteaceaeᵀ Juss. (1789), nom. cons. - Protea family Genus Acidonia Genus Agastachys R. Brown (1810) Genus Alloxylon Genus Athertonia Genus Beauprea A.T. Brongniart & Gris (1871) Genus Beaupreopsis R. Virot, in A. Aubréville (1968) Genus Bleasdalea Genus Catalepidia Genus Diastella R.A. Salisbury ex J. Knight (1809) Genus Eidothea Genus Garnieria A.T. Brongniart & Gris (1871) Genus Mimetes R.A. Salisbury (1807) Genus Oreocallis R. Brown (1810) Genus Paranomus R.A. Salisbury (1807) Genus Scolymocephalus Genus Sorocephalus R. Brown, 1810, nom. cons. Genus Spatalla R.A. Salisbury (1807) Genus Toronia Genus Turrillia A.C. Smith (1985) Genus Vexatorella J.P. Rourke (1984) 1.1 Subfamily Bellendenoideae 1.2 Subfamily Persoonioideae 2 Subfamily Symphionematoideae 3 Subfamily Proteoideaeᵀ 4 Subfamily Grevilleoideae 4.1.1 Genus Sphalmium B.G. Briggs, B.P.M. Hyland & L.A.S. Johnson (1975) 4.2.1 Genus Carnarvonia F. von Mueller (1867)