Concise hierarchy
	(Kingdom) Plantae - (Phylum) Tracheophyta - (Class) Spermatopsida
Subsequent positions
Current position
	Alternative positions
	
		
			| Coniferae (Class) Juss. (1789) | Ref: 
					
						L.J. Audus & V. Heywood, 1981: 10. | 
			
				| Euspermatales (Clade) Crane & Kenrick 1997, nom. cl. inval. | Ref: 
						
							P.R. Crane & P. Kenrick, 1997: table 7 (p. 98).
						 [inferred rank] | 
				
					| Ginkgooidae (Subclass) M.W.Chase & Reveal (2009), orth. inval. | Ref: 
							
								M.A. Ruggiero et al., 2015b: table 2 (p. 34). | 
					
						| Ginkgoopsida (Class) Engl. (1897) | Ref: 
								
									Новіков, А. & Барабаш-Красни, Б. / Novikoff, A. & Barabasz-Krasny, B., 2015: 59. | 
						
							| Gymnospermae ([unranked]) Lindl. | Ref: 
									
										B. Odé et al., 2010: 70. | 
						
						Historical positions
						
							
								| Ginkgoidae (Subclass) Pax (1900) | Ref: 
										
											D.J. Mabberley, 2017: App. (p. 999). | 
								
									| Ginkgooidae (Subclass) M.W.Chase & Reveal (2009), orth. inval. | Ref: 
											
												M.A. Ruggiero et al., 2015b: table 2 (p. 34). | 
									
										| Ginkgoopsida (Class) Engl. (1897) | Ref: 
												
													A. Novikoff & B. Barabasz-Krasny, 2015: 59. | 
										
											| Ginkgoidae (Subclass) Pax (1900) | Ref: 
													
														M.J.M. Christenhusz et al., 2011: 58. | 
											
												| Gymnospermae ([unranked]) Lindl. | Ref: 
														
															B. Odé et al., 2010: 70. | 
												
													| Ginkgophyta (Phylum) Bessey (1907) | Ref: 
															
																T.N. Taylor et al., 2009: App. 1 (p. 1028). | 
													
														| Ginkgoopsida (Class) Engl. (1897) | Ref: 
																
																	D.J. Mabberley, 2008: 360, 929. | 
														
															| Ginkgoidae (Subclass) Pax (1900) | Ref: 
																	
																		A.B. Doweld, 2001: XXI. | 
															
																| Euspermatales (Clade) Crane & Kenrick 1997, nom. cl. inval. | Ref: 
																		
																			P.R. Crane & P. Kenrick, 1997: table 7 (p. 98). | 
																
																	| Coniferae (Class) Juss. (1789) | Ref: 
																			
																				L.J. Audus & V. Heywood, 1981: 10. | 
																
																Number of Subtaxa